/* roulang page: index */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-height: 144px;
            --header-first-row: 68px;
            --header-second-row: 52px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        ul,
        ol {
            list-style: none;
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }

        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }

        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }

        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }

        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            background: var(--color-bg);
            font-size: 14px;
            transition: var(--transition-base);
            min-width: 0;
        }

        .header-search-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(31, 58, 95, 0.1);
            outline: none;
            background: var(--color-surface);
        }

        .header-search-btn {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 16px;
            transition: var(--transition-base);
        }

        .header-search-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            white-space: nowrap;
            transition: var(--transition-base);
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff !important;
            border: 2px solid var(--color-primary);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-primary) !important;
            border: 2px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: rgba(31, 58, 95, 0.04);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff !important;
            border: 2px solid var(--color-accent);
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .btn[disabled] {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        .header-second-row {
            display: flex;
            align-items: center;
            height: var(--header-second-row);
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            border-top: 1px solid var(--color-border);
            white-space: nowrap;
            padding: 0 8px;
        }

        .header-second-row::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-full);
            position: relative;
            flex-shrink: 0;
            transition: var(--transition-base);
            line-height: 1.4;
            letter-spacing: 0.02em;
            border: 2px solid transparent;
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
            border-bottom-color: var(--color-primary);
        }

        .nav-tab.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(31, 58, 95, 0.06);
            border-bottom-color: var(--color-primary);
        }

        .nav-tab .nav-indicator {
            font-size: 12px;
            opacity: 0.6;
        }

        .mobile-menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-bg);
            color: var(--color-primary);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-primary);
        }

        .hero-background {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(31, 58, 95, 0.92) 0%, rgba(31, 58, 95, 0.72) 40%, rgba(31, 58, 95, 0.38) 70%, rgba(31, 58, 95, 0.2) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 64px 0 80px;
            color: #fff;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(184, 155, 106, 0.22);
            border: 1px solid rgba(184, 155, 106, 0.5);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: #E8D9C3;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-title {
            font-family: var(--font-serif);
            font-size: clamp(32px, 4.5vw, 52px);
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
            color: #fff;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .hero-description {
            font-size: clamp(15px, 1.4vw, 17px);
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 32px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }

        .hero-actions .btn {
            font-size: 15px;
            padding: 14px 28px;
        }

        .hero-actions .btn-accent {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: #fff;
        }

        .hero-actions .btn-outline-light {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff !important;
            backdrop-filter: blur(4px);
        }

        .hero-actions .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.22);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .stat-value {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: #E8D9C3;
            letter-spacing: 0.01em;
            font-variant-numeric: tabular-nums;
        }

        .hero-stat .stat-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.65);
            letter-spacing: 0.04em;
        }

        /* 倒计时条 in hero */
        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 14px;
            padding: 10px 20px;
            background: rgba(0, 0, 0, 0.32);
            border-radius: var(--radius-md);
            backdrop-filter: blur(6px);
            margin-bottom: 24px;
            border: 1px solid rgba(184, 155, 106, 0.4);
            flex-wrap: wrap;
        }

        .countdown-label {
            font-size: 13px;
            letter-spacing: 0.06em;
            color: #E8D9C3;
            font-weight: 500;
        }

        .countdown-timer {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .countdown-unit {
            display: flex;
            flex-direction: column;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 6px 10px;
            min-width: 44px;
        }

        .countdown-number {
            font-size: 22px;
            font-weight: 700;
            font-variant-numeric: tabular-nums;
            color: #fff;
            line-height: 1.2;
        }

        .countdown-text {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.06em;
        }

        /* ========== SECTION BASE ========== */
        .section-block {
            padding: var(--spacing-section-mobile) 0;
        }

        .section-header {
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-primary);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .section-description {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text-muted);
        }

        /* ========== METRICS ========== */
        .metrics-section {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 24px 22px;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            opacity: 0;
            transition: var(--transition-base);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-border-strong);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-value {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            font-variant-numeric: tabular-nums;
            margin-bottom: 6px;
        }

        .metric-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .metric-trend {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .metric-trend .trend-up {
            color: var(--color-success);
            font-weight: 600;
        }

        .metric-trend .trend-flat {
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== CHANNEL SELLING POINTS ========== */
        .channel-section {
            background: var(--color-bg);
        }

        .channel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .channel-steps {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .channel-steps h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 24px;
        }

        .step-item {
            display: flex;
            gap: 18px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: flex-start;
        }

        .step-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .step-number {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .step-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .step-body p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        .channel-faq {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .channel-faq h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 24px;
        }

        .channel-faq-item {
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .channel-faq-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .channel-faq-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .channel-faq-item p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix-section {
            background: var(--color-surface);
        }

        .service-matrix {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }

        .service-card-horizontal {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
            min-height: 280px;
        }

        .service-card-horizontal:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border-strong);
        }

        .service-card-horizontal .service-img {
            min-height: 260px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .service-card-horizontal .service-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(31, 58, 95, 0.35), transparent);
        }

        .service-card-horizontal .service-body {
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .service-card-horizontal .service-title-text {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .service-card-horizontal .service-desc {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.9;
            margin-bottom: 16px;
            flex: 1;
        }

        .service-card-horizontal .service-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-card-horizontal .service-link:hover {
            color: var(--color-primary);
            gap: 10px;
        }

        /* ========== SUCCESS DATA BAR ========== */
        .success-data-section {
            background: var(--color-bg);
        }

        .success-data-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .success-data-text h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .success-data-text p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .compare-bar-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .compare-bar-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .compare-bar-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
            gap: 12px;
            flex-wrap: wrap;
        }

        .compare-bar-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .compare-bar-value {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
        }

        .compare-bar-track {
            height: 8px;
            background: var(--color-bg);
            border-radius: var(--radius-full);
            overflow: hidden;
            position: relative;
        }

        .compare-bar-fill {
            height: 100%;
            border-radius: var(--radius-full);
            background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
            transition: width 0.6s ease;
        }

        .compare-bar-fill.accent {
            background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent));
        }

        .compare-legend {
            display: flex;
            gap: 20px;
            margin-top: 16px;
            font-size: 12px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .compare-legend span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .legend-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }

        .legend-dot.primary {
            background: var(--color-primary);
        }

        .legend-dot.accent {
            background: var(--color-accent);
        }

        /* ========== REWARD PREVIEW ========== */
        .reward-section {
            background: var(--color-surface);
        }

        .reward-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .reward-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 32px 26px;
            text-align: center;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .reward-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-border-strong);
        }

        .reward-card .reward-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: #fff;
        }

        .reward-card .reward-icon.accent-bg {
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        }

        .reward-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .reward-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .reward-card .reward-tag {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(184, 155, 106, 0.16);
            color: var(--color-accent-dark);
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        /* ========== TASK PROGRESS ========== */
        .task-progress-section {
            background: var(--color-bg);
        }

        .task-progress-wrapper {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            max-width: 780px;
            margin: 0 auto;
        }

        .task-progress-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .task-progress-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
        }

        .task-progress-percent {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-accent-dark);
            font-variant-numeric: tabular-nums;
        }

        .task-main-progress {
            height: 12px;
            background: var(--color-bg);
            border-radius: var(--radius-full);
            overflow: hidden;
            margin-bottom: 28px;
        }

        .task-main-fill {
            height: 100%;
            border-radius: var(--radius-full);
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            width: 72%;
            transition: width 0.5s ease;
        }

        .task-checklist {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .task-check-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            font-size: 14px;
            color: var(--color-text);
            border: 1px solid var(--color-border);
        }

        .task-check-item.completed {
            background: rgba(24, 121, 78, 0.06);
            border-color: rgba(24, 121, 78, 0.2);
            color: var(--color-success);
        }

        .task-check-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            border: 2px solid var(--color-border-strong);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
            color: transparent;
        }

        .task-check-item.completed .task-check-icon {
            background: var(--color-success);
            border-color: var(--color-success);
            color: #fff;
        }

        /* ========== VERTICAL CARDS ========== */
        .vertical-cards-section {
            background: var(--color-surface);
        }

        .vertical-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .vertical-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: var(--transition-base);
            cursor: pointer;
        }

        .vertical-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-border-strong);
        }

        .vertical-card-img {
            height: 220px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .vertical-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50%;
            background: linear-gradient(to top, rgba(31, 58, 95, 0.45), transparent);
        }

        .vertical-card-body {
            padding: 20px 18px;
        }

        .vertical-card-category {
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .vertical-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .vertical-card-action {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== NEWS SECTION ========== */
        .news-section {
            background: var(--color-bg);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .news-main-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-list-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
            display: flex;
            align-items: flex-start;
            gap: 20px;
            flex-wrap: wrap;
        }

        .news-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border-strong);
            transform: translateX(3px);
        }

        .news-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent-dark);
            white-space: nowrap;
            padding-top: 2px;
        }

        .news-content {
            flex: 1;
            min-width: 220px;
        }

        .news-content h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .news-content p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 8px;
        }

        .news-read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-read-more:hover {
            color: var(--color-accent-dark);
            gap: 8px;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 160px;
        }

        .news-sidebar-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .news-sidebar-card h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .news-sidebar-card ul li {
            padding: 8px 0;
            font-size: 14px;
            color: var(--color-text-muted);
            border-bottom: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .news-sidebar-card ul li:last-child {
            border-bottom: none;
        }

        .news-sidebar-card ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-section {
            background: var(--color-surface);
        }

        .brand-intro-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .brand-intro-text h2 {
            font-family: var(--font-serif);
            font-size: clamp(24px, 2.8vw, 32px);
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .brand-intro-text p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 2;
            margin-bottom: 16px;
        }

        .brand-intro-image {
            height: 360px;
            border-radius: var(--radius-lg);
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--color-border);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-bg);
        }

        .faq-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--color-border-strong);
        }

        .faq-button {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            gap: 16px;
            background: transparent;
            border: none;
            transition: var(--transition-base);
            letter-spacing: 0.01em;
        }

        .faq-button:hover {
            color: var(--color-primary);
        }

        .faq-button .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 400;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: var(--transition-base);
            border: 1px solid var(--color-border-strong);
        }

        .faq-item.active .faq-button .faq-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .faq-panel {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-panel {
            max-height: 400px;
            padding-bottom: 20px;
        }

        .faq-answer {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.9;
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
        }

        /* ========== LEAD FORM ========== */
        .lead-form-section {
            background: linear-gradient(180deg, var(--color-bg) 0%, #EDF2F8 100%);
        }

        .lead-form-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .lead-form-info h2 {
            font-family: var(--font-serif);
            font-size: clamp(24px, 2.6vw, 32px);
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .lead-form-info p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.9;
        }

        .lead-form-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--color-border);
        }

        .lead-form-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .lead-form-card .form-subtitle {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }

        .form-label .required {
            color: var(--color-error);
            font-weight: 700;
        }

        .form-input,
        .form-select,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            font-size: 15px;
            transition: var(--transition-base);
            font-family: var(--font-sans);
        }

        .form-input:focus,
        .form-select:focus,
        .form-textarea:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(31, 58, 95, 0.1);
            outline: none;
        }

        .form-textarea {
            min-height: 100px;
            resize: vertical;
        }

        .form-input.error,
        .form-select.error,
        .form-textarea.error {
            border-color: var(--color-error);
            box-shadow: 0 0 0 4px rgba(180, 35, 24, 0.08);
        }

        .form-error-msg {
            font-size: 12px;
            color: var(--color-error);
            margin-top: 4px;
            display: none;
        }

        .form-error-msg.visible {
            display: block;
        }

        .form-success-msg {
            font-size: 14px;
            color: var(--color-success);
            background: rgba(24, 121, 78, 0.08);
            border: 1px solid rgba(24, 121, 78, 0.2);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            margin-bottom: 16px;
            display: none;
            line-height: 1.6;
        }

        .form-success-msg.visible {
            display: block;
        }

        .form-submit-btn {
            width: 100%;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-full);
            transition: var(--transition-base);
            letter-spacing: 0.02em;
            position: relative;
            overflow: hidden;
        }

        .form-submit-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .form-submit-btn:active {
            transform: translateY(0);
        }

        .form-submit-btn.loading {
            pointer-events: none;
            opacity: 0.7;
        }

        .form-submit-btn.loading::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-top-color: #fff;
            border-radius: 50%;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            animation: spin 0.7s linear infinite;
        }

        @keyframes spin {
            to {
                transform: translateY(-50%) rotate(360deg);
            }
        }

        /* ========== PRIVACY NOTE ========== */
        .privacy-section {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
        }

        .privacy-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.9;
        }

        .privacy-content h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .privacy-content a {
            color: var(--color-primary);
            font-weight: 600;
        }

        .privacy-content a:hover {
            color: var(--color-accent-dark);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 32px;
            margin-top: auto;
            border-top: 1px solid rgba(184, 155, 106, 0.3);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: block;
            letter-spacing: 0.04em;
        }

        .footer-brand .brand-logo-footer .logo-en-footer {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }

        .footer-divider {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(184, 155, 106, 0.5), transparent);
            margin-bottom: 24px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .copyright {
            letter-spacing: 0.02em;
        }

        .footer-bottom .beian-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom .beian-links a {
            color: rgba(255, 255, 255, 0.4);
            font-size: 12px;
            transition: var(--transition-base);
        }

        .footer-bottom .beian-links a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .service-matrix {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .service-card-horizontal {
                grid-template-columns: 1fr;
            }

            .service-card-horizontal .service-img {
                min-height: 220px;
            }

            .vertical-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .reward-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .news-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .brand-intro-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .brand-intro-image {
                height: 280px;
            }

            .lead-form-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .channel-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .success-data-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-first-row: 60px;
                --header-second-row: 48px;
                --spacing-section-mobile: 40px;
            }

            .header-first-row {
                gap: 8px;
            }

            .brand-logo .logo-cn {
                font-size: 22px;
            }

            .brand-logo .logo-en {
                font-size: 11px;
            }

            .header-search-area {
                max-width: 120px;
            }

            .header-search-input {
                padding: 8px 12px;
                font-size: 13px;
            }

            .header-search-btn {
                width: 38px;
                height: 38px;
                font-size: 14px;
            }

            .header-cta .btn {
                padding: 8px 14px;
                font-size: 13px;
            }

            .nav-tab {
                padding: 6px 12px;
                font-size: 13px;
            }

            .hero-section {
                min-height: 480px;
            }

            .hero-content {
                padding: 40px 0 56px;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-actions {
                gap: 10px;
            }

            .hero-actions .btn {
                font-size: 14px;
                padding: 12px 20px;
            }

            .hero-stats {
                gap: 16px;
            }

            .hero-stat .stat-value {
                font-size: 22px;
            }

            .section-block {
                padding: 40px 0;
            }

            .section-header {
                margin-bottom: 28px;
            }

            .section-title {
                font-size: 24px;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .metric-card {
                padding: 18px 16px;
            }

            .metric-value {
                font-size: 26px;
            }

            .channel-steps,
            .channel-faq {
                padding: 24px 20px;
            }

            .service-card-horizontal .service-body {
                padding: 24px 20px;
            }

            .reward-grid {
                grid-template-columns: 1fr;
            }

            .task-checklist {
                grid-template-columns: 1fr;
            }

            .vertical-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .vertical-card-img {
                height: 180px;
            }

            .news-list-item {
                flex-direction: column;
                gap: 8px;
                padding: 18px 20px;
            }

            .news-sidebar {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .lead-form-card {
                padding: 28px 22px;
            }
        }

        @media (max-width: 520px) {
            .brand-logo .logo-en {
                display: none;
            }

            .header-search-area {
                max-width: 80px;
            }

            .header-cta .btn-secondary {
                display: none;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .metric-card {
                padding: 14px 12px;
            }

            .metric-value {
                font-size: 22px;
            }

            .metric-label {
                font-size: 13px;
            }

            .vertical-cards-grid {
                grid-template-columns: 1fr;
            }

            .vertical-card-img {
                height: 200px;
            }

            .hero-countdown {
                padding: 8px 14px;
                gap: 8px;
            }

            .countdown-number {
                font-size: 18px;
            }

            .task-main-progress {
                height: 10px;
            }

            .lead-form-card {
                padding: 22px 16px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (min-width: 1280px) {
            .container {
                padding: 0 32px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 68px;
            --header-second-row: 52px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }
        @media (max-width: 767px) {
            :root {
                --header-first-row: 60px;
                --header-second-row: 48px;
                --spacing-section-mobile: 40px;
            }
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-accent-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            border-radius: var(--radius-full);
            transition: var(--transition-base);
            white-space: nowrap;
            line-height: 1.4;
        }
        .btn-primary {
            background-color: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background-color: var(--color-primary-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background-color: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-accent {
            background-color: var(--color-accent);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-accent:hover {
            background-color: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 14px 36px;
            font-size: 16px;
        }
        .btn[disabled] {
            opacity: 0.4;
            cursor: not-allowed;
            transform: none !important;
            box-shadow: none !important;
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }
        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }
        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }
        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }
        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            font-size: 13px;
            transition: var(--transition-base);
        }
        .header-search-input:focus {
            outline: none;
            border-color: var(--color-accent);
            background-color: #fff;
            box-shadow: 0 0 0 3px rgba(184, 155, 106, 0.15);
        }
        .header-search-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-bg);
            color: var(--color-primary);
            font-size: 16px;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .header-search-btn:hover {
            background-color: var(--color-accent);
            color: #fff;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-second-row {
            display: flex;
            align-items: center;
            height: var(--header-second-row);
            overflow-x: auto;
            gap: 4px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .header-second-row::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            white-space: nowrap;
            border-radius: var(--radius-full);
            transition: var(--transition-base);
            position: relative;
            letter-spacing: 0.02em;
        }
        .nav-tab:hover {
            color: var(--color-primary);
            background-color: rgba(31, 58, 95, 0.05);
        }
        .nav-tab.active {
            color: var(--color-primary);
            background-color: rgba(31, 58, 95, 0.08);
            font-weight: 600;
        }
        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background-color: var(--color-primary);
            border-radius: 2px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrapper {
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: var(--color-text-light);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            background-color: var(--color-primary);
            position: relative;
            overflow: hidden;
            padding: 56px 0;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 58, 95, 0.92) 0%, rgba(31, 58, 95, 0.72) 50%, rgba(122, 92, 62, 0.55) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner-content {
            max-width: 760px;
        }
        .page-banner-kicker {
            display: inline-block;
            padding: 4px 14px;
            background-color: rgba(184, 155, 106, 0.25);
            color: var(--color-accent);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            border-radius: var(--radius-full);
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.03em;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .page-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 640px;
        }

        /* ========== FILTER TOOLBAR ========== */
        .filter-toolbar {
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
            position: sticky;
            top: var(--header-first-row);
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .filter-toolbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .filter-pills {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex: 1;
            min-width: 0;
        }
        .filter-pills::-webkit-scrollbar {
            display: none;
        }
        .pill-btn {
            display: inline-flex;
            align-items: center;
            padding: 7px 18px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: var(--transition-base);
            background-color: var(--color-surface);
        }
        .pill-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background-color: rgba(184, 155, 106, 0.06);
        }
        .pill-btn.active {
            background-color: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .sort-select-wrap {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sort-select-wrap label {
            font-size: 13px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }
        .sort-select {
            padding: 8px 32px 8px 14px;
            font-size: 13px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            background-color: var(--color-surface);
            color: var(--color-text);
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .sort-select:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(184, 155, 106, 0.15);
        }

        /* ========== NEWS LIST ========== */
        .news-section {
            padding: var(--spacing-section-mobile) 0;
        }
        @media (min-width: 768px) {
            .news-section {
                padding: 64px 0;
            }
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }
        @media (min-width: 768px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }
        .news-card {
            background-color: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border-strong);
        }
        .news-card-image {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background-color: var(--color-bg);
        }
        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .news-card:hover .news-card-image img {
            transform: scale(1.03);
        }
        .news-card-image .tag-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            background-color: rgba(31, 58, 95, 0.88);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.06em;
            border-radius: var(--radius-full);
            backdrop-filter: blur(4px);
        }
        .news-card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }
        .news-card-date::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
            flex-shrink: 0;
        }
        .news-card-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            line-height: 1.55;
            color: var(--color-text);
            letter-spacing: 0.02em;
            margin-bottom: 10px;
            transition: var(--transition-base);
        }
        .news-card:hover .news-card-title {
            color: var(--color-primary);
        }
        .news-card-summary {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 16px;
        }
        .news-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 16px;
        }
        .news-tag {
            padding: 3px 10px;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-accent-dark);
            background-color: rgba(184, 155, 106, 0.1);
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
        }
        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            align-self: flex-start;
        }
        .read-more-link:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }
        .read-more-link .arrow {
            display: inline-block;
            font-size: 14px;
            line-height: 1;
            transition: var(--transition-base);
        }

        /* ========== PAGINATION ========== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-md);
            background-color: var(--color-surface);
            transition: var(--transition-base);
        }
        .pagination-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
        }
        .pagination-btn.active {
            background-color: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .pagination-btn.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content {
            padding: var(--spacing-section-mobile) 0;
            background-color: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        @media (min-width: 768px) {
            .deep-content {
                padding: 64px 0;
            }
        }
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }
        @media (min-width: 992px) {
            .deep-content-grid {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
                align-items: center;
            }
        }
        .deep-content-text h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .deep-content-text p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.85;
            margin-bottom: 14px;
        }
        .deep-content-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 3;
        }
        .deep-content-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--spacing-section-mobile) 0;
        }
        @media (min-width: 768px) {
            .faq-section {
                padding: 64px 0;
            }
        }
        .section-heading {
            text-align: left;
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .section-heading p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--color-border-strong);
            box-shadow: var(--shadow-md);
        }
        .faq-item.open {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }
        .faq-question-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            gap: 16px;
            transition: var(--transition-base);
            background: none;
        }
        .faq-question-btn:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-bg);
            color: var(--color-primary);
            font-size: 18px;
            font-weight: 600;
            flex-shrink: 0;
            transition: var(--transition-base);
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            background-color: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
            border-top: 1px dashed var(--color-border-strong);
            padding-top: 14px;
            margin: 0 20px 18px;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            padding: var(--spacing-section-mobile) 0;
            background-color: #edf2f8;
            border-top: 1px solid var(--color-border);
        }
        @media (min-width: 768px) {
            .cta-section {
                padding: 72px 0;
            }
        }
        .cta-wrapper {
            background-color: var(--color-surface);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr;
        }
        @media (min-width: 992px) {
            .cta-wrapper {
                grid-template-columns: 1fr 1fr;
            }
        }
        .cta-info {
            background-color: var(--color-primary);
            padding: 40px 36px;
            color: #fff;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .cta-info h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 0.03em;
            line-height: 1.45;
            margin-bottom: 14px;
        }
        .cta-info p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .cta-info-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .cta-info-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.6;
        }
        .cta-info-list li::before {
            content: '';
            flex-shrink: 0;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
            margin-top: 8px;
        }
        .cta-form-wrap {
            padding: 40px 36px;
        }
        .cta-form-wrap h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .cta-form-wrap .form-subtitle {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 24px;
            line-height: 1.6;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .form-input,
        .form-select,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            font-size: 14px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-md);
            background-color: var(--color-bg);
            color: var(--color-text);
            transition: var(--transition-base);
            resize: vertical;
        }
        .form-input:focus,
        .form-select:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--color-accent);
            background-color: #fff;
            box-shadow: 0 0 0 3px rgba(184, 155, 106, 0.15);
        }
        .form-input.error,
        .form-select.error,
        .form-textarea.error {
            border-color: var(--color-error);
            background-color: rgba(180, 35, 24, 0.04);
        }
        .form-input.success,
        .form-select.success,
        .form-textarea.success {
            border-color: var(--color-success);
            background-color: rgba(24, 121, 78, 0.04);
        }
        .form-hint {
            font-size: 12px;
            color: var(--color-error);
            margin-top: 4px;
            display: none;
        }
        .form-hint.visible {
            display: block;
        }
        .form-hint.success {
            color: var(--color-success);
        }
        .form-submit-btn {
            width: 100%;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-md);
            transition: var(--transition-base);
            letter-spacing: 0.03em;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .form-submit-btn:hover {
            background-color: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
        }
        .form-submit-btn:active {
            transform: translateY(0);
        }
        .form-submit-btn.loading {
            opacity: 0.7;
            cursor: progress;
            pointer-events: none;
        }
        .form-submit-btn .spinner {
            display: none;
            width: 18px;
            height: 18px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-top-color: #fff;
            border-radius: 50%;
            animation: spin 0.7s linear infinite;
        }
        .form-submit-btn.loading .spinner {
            display: inline-block;
        }
        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }
        .form-message {
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            margin-top: 16px;
            display: none;
            line-height: 1.6;
        }
        .form-message.visible {
            display: block;
        }
        .form-message.success {
            background-color: rgba(24, 121, 78, 0.1);
            color: var(--color-success);
            border: 1px solid rgba(24, 121, 78, 0.25);
        }
        .form-message.error {
            background-color: rgba(180, 35, 24, 0.08);
            color: var(--color-error);
            border: 1px solid rgba(180, 35, 24, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: #0f1f33;
            color: #d9dbe0;
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }
        .footer-brand .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
        }
        .footer-brand .logo-en-footer {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-left: 6px;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(217, 219, 224, 0.7);
            line-height: 1.8;
            margin-top: 12px;
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 13px;
            color: rgba(217, 219, 224, 0.7);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
        }
        .footer-col ul a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-divider {
            border: none;
            border-top: 1px solid rgba(184, 155, 106, 0.3);
            margin: 24px 0;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(217, 219, 224, 0.55);
        }
        .footer-bottom .copyright {
            color: rgba(217, 219, 224, 0.7);
        }
        .beian-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .beian-links a {
            color: rgba(217, 219, 224, 0.55);
            transition: var(--transition-base);
        }
        .beian-links a:hover {
            color: var(--color-accent);
        }
        .beian-links span {
            color: rgba(217, 219, 224, 0.55);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1023px) {
            .header-cta .btn-secondary {
                display: none;
            }
            .header-search-area {
                max-width: 180px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
            .brand-logo .logo-cn {
                font-size: 22px;
            }
            .brand-logo .logo-en {
                font-size: 11px;
            }
            .header-search-area {
                max-width: 120px;
            }
            .header-search-input {
                font-size: 11px;
                padding: 8px 12px;
            }
            .header-cta .btn-primary {
                padding: 6px 14px;
                font-size: 11px;
            }
            .page-banner {
                padding: 36px 0;
            }
            .page-banner h1 {
                font-size: 24px;
            }
            .page-banner p {
                font-size: 13px;
            }
            .filter-toolbar {
                position: static;
                top: auto;
                box-shadow: none;
                border-bottom: 1px solid var(--color-border);
            }
            .filter-toolbar-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .filter-pills {
                overflow-x: auto;
                padding-bottom: 6px;
            }
            .sort-select-wrap {
                justify-content: space-between;
            }
            .news-card-body {
                padding: 16px 18px 18px;
            }
            .news-card-title {
                font-size: 15px;
            }
            .news-card-summary {
                font-size: 13px;
            }
            .deep-content-text h2 {
                font-size: 22px;
            }
            .deep-content-text p {
                font-size: 14px;
            }
            .cta-info {
                padding: 28px 22px;
            }
            .cta-form-wrap {
                padding: 28px 22px;
            }
            .cta-info h2 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .faq-question-btn {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                margin: 0 16px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 420px) {
            .header-search-area {
                display: none;
            }
            .brand-logo .logo-cn {
                font-size: 20px;
            }
            .nav-tab {
                padding: 8px 12px;
                font-size: 12px;
            }
            .news-grid {
                gap: 16px;
            }
            .pagination-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 68px;
            --header-second-row: 52px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }

        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }

        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }

        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }

        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            font-size: 14px;
            background: var(--color-bg);
            transition: var(--transition-base);
        }

        .header-search-input:focus {
            outline: none;
            border-color: var(--color-primary);
            background: var(--color-surface);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
        }

        .header-search-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .header-search-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition-base);
            white-space: nowrap;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 1px solid var(--color-primary);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-bg);
            color: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
        }

        .btn-block {
            width: 100%;
            justify-content: center;
        }

        .btn[disabled] {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        .header-second-row {
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-second-row);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: thin;
            -webkit-overflow-scrolling: touch;
            border-top: 1px solid var(--color-border);
        }

        .header-second-row::-webkit-scrollbar {
            height: 3px;
        }

        .header-second-row::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 3px;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition-base);
            flex-shrink: 0;
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.05);
        }

        .nav-tab.active {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.08);
            font-weight: 600;
        }

        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }

        .breadcrumb-nav a:hover {
            color: var(--color-primary);
        }

        .breadcrumb-nav .separator {
            color: var(--color-text-light);
            font-size: 12px;
        }

        .breadcrumb-nav .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== CHANNEL HERO ========== */
        .channel-hero {
            position: relative;
            padding: var(--spacing-xl) 0;
            background: var(--color-surface);
            overflow: hidden;
        }

        .channel-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: -200px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(184, 155, 106, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .channel-hero-content {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }

        .channel-hero-text {
            padding-right: var(--spacing-md);
        }

        .channel-hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(31, 58, 95, 0.06);
            color: var(--color-primary);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: var(--spacing-sm);
        }

        .channel-hero-text h1 {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.25;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.02em;
        }

        .channel-hero-text .hero-desc {
            font-size: 17px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .channel-hero-image {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16/10;
        }

        .channel-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .channel-hero-image:hover img {
            transform: scale(1.02);
        }

        .channel-hero-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(31, 58, 95, 0.45) 0%, transparent 100%);
            pointer-events: none;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--spacing-section-desktop) 0;
        }

        .section-header {
            margin-bottom: var(--spacing-lg);
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.02em;
        }

        .section-header p {
            font-size: 16px;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 700px;
        }

        /* ========== FEATURE BLOCKS ========== */
        .feature-blocks {
            background: var(--color-surface);
        }

        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .feature-row:last-child {
            margin-bottom: 0;
        }

        .feature-row.reverse .feature-text {
            order: 2;
        }

        .feature-row.reverse .feature-image {
            order: 1;
        }

        .feature-text {
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: var(--spacing-md);
        }

        .feature-text h3 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
            line-height: 1.35;
        }

        .feature-text p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: var(--spacing-sm);
        }

        .feature-text .feature-highlight {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-dark);
            margin-top: auto;
        }

        .feature-text .feature-highlight::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .feature-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16/10;
        }

        .feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .feature-image:hover img {
            transform: scale(1.03);
        }

        /* ========== TOOLBAR ========== */
        .toolbar-section {
            background: var(--color-bg);
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--color-border);
        }

        .toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .toolbar-pills {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: thin;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 4px;
            flex: 1;
            min-width: 0;
        }

        .toolbar-pills::-webkit-scrollbar {
            height: 3px;
        }

        .toolbar-pills::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 3px;
        }

        .pill-tag {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .pill-tag:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }

        .pill-tag.active {
            color: #fff;
            background: var(--color-primary);
            border-color: var(--color-primary);
            font-weight: 600;
        }

        .toolbar-sort {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .toolbar-sort select {
            padding: 8px 14px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            color: var(--color-text);
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .toolbar-sort select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
        }

        /* ========== CONTENT LIST ========== */
        .content-list-section {
            background: var(--color-bg);
            padding: var(--spacing-xl) 0;
        }

        .content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
        }

        .content-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: rgba(184, 155, 106, 0.3);
        }

        .content-card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .content-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .content-card:hover .content-card-image img {
            transform: scale(1.04);
        }

        .content-card-image .card-date-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--color-surface);
            color: var(--color-primary);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            box-shadow: var(--shadow-sm);
        }

        .content-card-body {
            padding: var(--spacing-md);
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .content-card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: var(--spacing-xs);
            transition: var(--transition-base);
        }

        .content-card:hover .content-card-title {
            color: var(--color-accent-dark);
        }

        .content-card-summary {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
            flex: 1;
        }

        .content-card-tags {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: var(--spacing-sm);
        }

        .mini-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(31, 58, 95, 0.05);
            color: var(--color-primary);
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .content-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            align-self: flex-start;
        }

        .content-card-link:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }

        .content-card-link .arrow {
            transition: var(--transition-base);
            font-size: 16px;
        }

        /* ========== PAGINATION ========== */
        .pagination-section {
            padding: var(--spacing-md) 0 var(--spacing-xl);
            background: var(--color-bg);
        }

        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            transition: var(--transition-base);
        }

        .page-btn:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }

        .page-btn.active {
            color: #fff;
            background: var(--color-primary);
            border-color: var(--color-primary);
            font-weight: 600;
        }

        .page-btn.load-more-btn {
            min-width: 120px;
            padding: 0 24px;
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-surface);
            padding: var(--spacing-section-desktop) 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-sm);
            overflow: hidden;
            background: var(--color-surface);
            transition: var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(184, 155, 106, 0.4);
        }

        .faq-item.open {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            background: none;
            width: 100%;
            text-align: left;
            cursor: pointer;
            transition: var(--transition-base);
            font-family: var(--font-sans);
            letter-spacing: 0.01em;
        }

        .faq-question:hover {
            background: rgba(31, 58, 95, 0.03);
        }

        .faq-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--color-border-strong);
            font-size: 16px;
            color: var(--color-accent-dark);
            flex-shrink: 0;
            transition: var(--transition-base);
            font-weight: 400;
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-bg);
            padding: var(--spacing-section-desktop) 0;
        }

        .cta-panel {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
        }

        .cta-info {
            padding: var(--spacing-xl);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .cta-info h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            line-height: 1.35;
            color: #fff;
        }

        .cta-info p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--spacing-sm);
        }

        .cta-info .cta-benefit-list {
            list-style: none;
            padding: 0;
            margin: var(--spacing-sm) 0;
        }

        .cta-info .cta-benefit-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.9);
            padding: 4px 0;
        }

        .cta-info .cta-benefit-list li::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .cta-form-wrap {
            padding: var(--spacing-xl);
            background: var(--color-surface);
        }

        .cta-form-wrap h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }

        .form-group {
            margin-bottom: var(--spacing-sm);
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 11px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            font-size: 15px;
            color: var(--color-text);
            background: var(--color-surface);
            transition: var(--transition-base);
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.08);
        }

        .form-group input.error,
        .form-group textarea.error {
            border-color: var(--color-error);
            box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.08);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-error-text {
            font-size: 12px;
            color: var(--color-error);
            margin-top: 4px;
            display: none;
        }

        .form-error-text.visible {
            display: block;
        }

        .form-status {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            margin-top: var(--spacing-sm);
            display: none;
        }

        .form-status.loading {
            display: block;
            background: rgba(31, 58, 95, 0.06);
            color: var(--color-primary);
            border: 1px solid rgba(31, 58, 95, 0.15);
        }

        .form-status.success {
            display: block;
            background: rgba(24, 121, 78, 0.08);
            color: var(--color-success);
            border: 1px solid rgba(24, 121, 78, 0.2);
        }

        .form-status.error {
            display: block;
            background: rgba(180, 35, 24, 0.08);
            color: var(--color-error);
            border: 1px solid rgba(180, 35, 24, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1F3A5F;
            color: rgba(255, 255, 255, 0.85);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
        }

        .footer-brand .logo-en-footer {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            margin-top: var(--spacing-sm);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .footer-divider {
            border: none;
            height: 1px;
            background: rgba(184, 155, 106, 0.35);
            margin: var(--spacing-md) 0;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-bottom .copyright {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        .beian-links {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .beian-links span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }

        .beian-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition-base);
        }

        .beian-links a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section-desktop: 72px;
            }

            .channel-hero-content {
                gap: var(--spacing-lg);
            }

            .channel-hero-text h1 {
                font-size: 34px;
            }

            .content-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .cta-panel {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-first-row: 56px;
                --header-second-row: 44px;
                --spacing-section-desktop: 48px;
                --spacing-section-mobile: 40px;
            }

            .container {
                padding: 0 16px;
            }

            .header-cta .btn-secondary {
                display: none;
            }

            .header-cta .btn-primary {
                padding: 7px 14px;
                font-size: 13px;
            }

            .brand-logo .logo-cn {
                font-size: 23px;
            }

            .brand-logo .logo-en {
                font-size: 11px;
                letter-spacing: 0.1em;
            }

            .header-search-area {
                max-width: 140px;
            }

            .header-search-input {
                padding: 8px 12px;
                font-size: 13px;
            }

            .channel-hero {
                padding: var(--spacing-section-mobile) 0;
            }

            .channel-hero-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .channel-hero-text {
                padding-right: 0;
            }

            .channel-hero-text h1 {
                font-size: 28px;
            }

            .channel-hero-text .hero-desc {
                font-size: 15px;
            }

            .feature-row,
            .feature-row.reverse {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }

            .feature-row.reverse .feature-text,
            .feature-row.reverse .feature-image {
                order: unset;
            }

            .feature-text {
                padding: var(--spacing-sm) 0;
            }

            .feature-text h3 {
                font-size: 20px;
            }

            .toolbar {
                flex-direction: column;
                align-items: stretch;
                gap: var(--spacing-sm);
            }

            .toolbar-sort {
                justify-content: flex-start;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .content-card-title {
                font-size: 17px;
            }

            .cta-info {
                padding: var(--spacing-md);
            }

            .cta-form-wrap {
                padding: var(--spacing-md);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .beian-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .channel-hero-text h1 {
                font-size: 24px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .content-card-image {
                aspect-ratio: 16/10;
            }

            .pagination .page-btn {
                min-width: 34px;
                height: 36px;
                padding: 0 10px;
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 60px;
            --header-second-row: 48px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 40px;
            --spacing-section-desktop: 96px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }

        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }

        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 300px;
            min-width: 120px;
        }

        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            font-size: 14px;
            background: var(--color-bg);
            transition: var(--transition-base);
        }

        .header-search-input:focus {
            background: var(--color-surface);
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(31, 58, 95, 0.08);
            outline: none;
        }

        .header-search-btn {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            background: var(--color-bg);
            color: var(--color-primary);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-border-strong);
        }

        .header-search-btn:hover {
            background: var(--color-primary);
            color: var(--color-surface);
        }

        .header-cta {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            letter-spacing: 0.02em;
            border-radius: var(--radius-full);
            padding: 10px 18px;
            min-height: 40px;
            transition: var(--transition-base);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-lg);
            transform: translateY(-1px);
            color: #fff;
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .btn-sm {
            padding: 8px 14px;
            min-height: 36px;
            font-size: 14px;
        }

        .header-second-row {
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-second-row);
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
            -webkit-overflow-scrolling: touch;
            border-top: 1px solid var(--color-border);
        }

        .header-second-row::-webkit-scrollbar {
            height: 4px;
        }

        .header-second-row::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 9999px;
        }

        .nav-tab {
            position: relative;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }

        .nav-tab.active {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.06);
        }

        .nav-tab.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: -9px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 9999px;
        }

        /* Category Banner */
        .category-banner {
            background: var(--color-primary);
            color: #fff;
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31,58,95,0.95) 0%, rgba(31,58,95,0.65) 100%);
            z-index: 0;
        }

        .category-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255,255,255,0.7);
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .divider {
            opacity: 0.6;
        }

        .category-banner h1 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            color: #fff;
        }

        .category-banner .channel-desc {
            font-size: 17px;
            color: rgba(255,255,255,0.85);
            max-width: 780px;
            line-height: 1.8;
        }

        /* Main layout */
        .content-wrapper {
            padding: 48px 0 80px;
            flex: 1;
        }

        .toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .filter-pills {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .pill {
            padding: 8px 16px;
            border-radius: var(--radius-full);
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            color: var(--color-text-muted);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }

        .pill.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }

        .sort-hint {
            font-size: 14px;
            color: var(--color-text-muted);
            background: var(--color-surface);
            padding: 8px 14px;
            border-radius: var(--radius-full);
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* Article list */
        .article-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .article-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition-slow);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(31, 58, 95, 0.12);
        }

        .article-cover {
            aspect-ratio: 16/10;
            background: var(--color-bg);
            overflow: hidden;
        }

        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .article-card:hover .article-cover img {
            transform: scale(1.04);
        }

        .article-body {
            padding: 22px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 10px;
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .article-tag {
            background: rgba(184,155,106,0.12);
            color: var(--color-accent-dark);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 12px;
        }

        .article-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

        .article-summary {
            color: var(--color-text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .article-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-primary);
            font-size: 14px;
            transition: var(--transition-base);
        }

        .article-link:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }

        /* Load more */
        .load-more-wrap {
            display: flex;
            justify-content: center;
            margin-top: 40px;
        }

        .btn-outline {
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-border-strong);
            padding: 10px 24px;
            border-radius: var(--radius-full);
            font-weight: 600;
            transition: var(--transition-base);
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-lg);
        }

        /* Section headings */
        .section-heading {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-sub {
            color: var(--color-text-muted);
            font-size: 16px;
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .category-tip {
            background: var(--color-surface);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 40px;
        }

        .category-tip p {
            color: var(--color-text);
            line-height: 1.9;
            margin: 0;
        }

        .category-tip strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        /* FAQ */
        .faq-section {
            margin-top: 64px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 32px 28px;
        }

        .faq-section h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            text-align: left;
            font-weight: 600;
            font-size: 17px;
            color: var(--color-primary);
            background: none;
            border: none;
            padding: 0;
            cursor: pointer;
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-sm);
            background: rgba(31,58,95,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 500;
            transition: var(--transition-base);
            color: var(--color-primary);
            font-size: 18px;
        }

        .faq-question:hover .faq-icon {
            background: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            display: none;
            padding-top: 12px;
            color: var(--color-text-muted);
            line-height: 1.8;
            font-size: 15px;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
        }

        /* CTA Form */
        .cta-section {
            margin-top: 64px;
            background: #EEF3F9;
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            box-shadow: var(--shadow-md);
        }

        .cta-section .cta-inner {
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .cta-section p {
            color: var(--color-text-muted);
            margin-bottom: 24px;
            font-size: 16px;
        }

        .form-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-field.full-width {
            grid-column: 1 / -1;
        }

        .form-field label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .form-field input,
        .form-field select,
        .form-field textarea {
            padding: 12px 14px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            background: var(--color-bg);
            transition: var(--transition-base);
            font-size: 15px;
        }

        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            background: var(--color-surface);
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px rgba(31,58,95,0.08);
            outline: none;
        }

        .form-field textarea {
            resize: vertical;
            min-height: 90px;
        }

        .form-field .error-text {
            font-size: 13px;
            color: var(--color-error);
            display: none;
        }

        .form-field.has-error input,
        .form-field.has-error select,
        .form-field.has-error textarea {
            border-color: var(--color-error);
        }

        .form-field.has-error .error-text {
            display: block;
        }

        .form-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .form-success {
            display: none;
            background: rgba(24,121,78,0.08);
            border: 1px solid rgba(24,121,78,0.2);
            color: var(--color-success);
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            margin-top: 16px;
        }

        .btn-submit {
            background: var(--color-primary);
            color: #fff;
            padding: 12px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 16px;
            box-shadow: var(--shadow-md);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-submit:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-lg);
            transform: translateY(-1px);
        }

        .btn-submit.loading {
            opacity: 0.65;
            pointer-events: none;
        }

        .btn-submit.loading::after {
            content: '...';
            animation: loadingDots 1.2s infinite;
        }

        @keyframes loadingDots {
            0% { content: '.'; }
            33% { content: '..'; }
            66% { content: '...'; }
            100% { content: '.'; }
        }

        /* Footer */
        .site-footer {
            background: #152238;
            color: #fff;
            padding: 48px 0 28px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
        }

        .logo-en-footer {
            font-size: 14px;
            font-weight: 400;
            letter-spacing: 0.18em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .footer-brand p {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 12px;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            color: rgba(255,255,255,0.65);
            font-size: 14px;
        }

        .footer-col ul a:hover {
            color: var(--color-accent);
        }

        .footer-divider {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(184,155,106,0.5), transparent);
            margin: 24px 0;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }

        .beian-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .beian-links a {
            color: rgba(255,255,255,0.5);
        }

        .beian-links a:hover {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .article-list {
                grid-template-columns: 1fr;
            }

            .category-banner h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .header-first-row {
                flex-wrap: nowrap;
                gap: 10px;
            }

            .header-search-area {
                max-width: 160px;
            }

            .header-cta .btn-secondary {
                display: none;
            }

            .category-banner {
                padding: 36px 0 32px;
            }

            .category-banner h1 {
                font-size: 26px;
            }

            .form-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }

            .toolbar {
                flex-direction: column;
                align-items: flex-start;
            }

            .content-wrapper {
                padding: 32px 0 48px;
            }

            .faq-section,
            .cta-section {
                padding: 24px 18px;
            }
        }

        @media (max-width: 520px) {
            .header-first-row {
                height: auto;
                padding: 10px 0;
                flex-wrap: wrap;
                justify-content: flex-start;
            }

            .header-cta {
                display: none;
            }

            .header-search-area {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
            }

            .category-banner h1 {
                font-size: 24px;
            }

            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }

            .filter-pills {
                flex-wrap: nowrap;
                overflow-x: auto;
                max-width: 100%;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
            }

            .pill {
                flex-shrink: 0;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 68px;
            --header-second-row: 52px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-accent-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }
        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }
        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }
        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }
        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            background: var(--color-bg);
            font-size: 14px;
            transition: var(--transition-base);
        }
        .header-search-input:focus {
            border-color: var(--color-primary);
            background: var(--color-surface);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
            outline: none;
        }
        .header-search-btn {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            font-size: 16px;
            transition: var(--transition-base);
        }
        .header-search-btn:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-border-strong);
        }
        .btn-secondary:hover {
            border-color: var(--color-primary);
            background: var(--color-bg);
            color: var(--color-primary);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }
        .header-second-row {
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-second-row);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex-wrap: nowrap;
            padding: 0 4px;
        }
        .header-second-row::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 40px;
            padding: 0 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-full);
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }
        .nav-tab.active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
        }
        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 9999px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrapper {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 14px 0;
            font-size: 14px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: var(--color-text-light);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            overflow: hidden;
            background: var(--color-primary);
            min-height: 300px;
            display: flex;
            align-items: flex-end;
        }
        .page-banner .banner-image {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(23, 48, 77, 0.92) 0%, rgba(23, 48, 77, 0.55) 55%, rgba(23, 48, 77, 0.25) 100%);
            pointer-events: none;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            padding: 56px 0 48px;
            color: #fff;
            width: 100%;
        }
        .page-banner-label {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(184, 155, 106, 0.85);
            color: #fff;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            color: #fff;
        }
        .page-banner .banner-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            max-width: 720px;
        }

        /* ========== FILTER TOOLBAR ========== */
        .filter-toolbar {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
            position: sticky;
            top: calc(var(--header-first-row) + var(--header-second-row));
            z-index: 100;
        }
        .filter-toolbar-inner {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding-bottom: 2px;
        }
        .filter-toolbar-inner::-webkit-scrollbar {
            display: none;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-muted);
            flex-shrink: 0;
            letter-spacing: 0.04em;
        }
        .filter-pill {
            padding: 7px 18px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .filter-pill:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }
        .filter-pill.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== CATEGORY CONTENT ========== */
        .category-main {
            padding: var(--spacing-section-mobile) 0;
            flex: 1;
        }
        .section-heading {
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 680px;
            line-height: 1.8;
        }
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .article-card {
            display: flex;
            gap: 24px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition-base);
            padding: 24px;
            align-items: flex-start;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border-strong);
            transform: translateY(-2px);
        }
        .article-card-image {
            flex-shrink: 0;
            width: 220px;
            height: 160px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--color-bg);
        }
        .article-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .article-card:hover .article-card-image img {
            transform: scale(1.05);
        }
        .article-card-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .article-date {
            font-size: 13px;
            color: var(--color-text-muted);
            font-weight: 500;
            letter-spacing: 0.02em;
        }
        .article-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .article-tag {
            font-size: 12px;
            padding: 3px 12px;
            background: rgba(31, 58, 95, 0.06);
            color: var(--color-primary);
            border-radius: var(--radius-full);
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        .article-tag-accent {
            background: rgba(184, 155, 106, 0.12);
            color: var(--color-accent-dark);
        }
        .article-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text);
            margin: 0;
        }
        .article-card h3 a {
            color: inherit;
            transition: var(--transition-base);
        }
        .article-card h3 a:hover {
            color: var(--color-primary);
        }
        .article-excerpt {
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-muted);
            margin: 0;
        }
        .article-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            margin-top: auto;
            width: fit-content;
        }
        .article-read-more:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }
        .article-read-more .arrow {
            transition: var(--transition-base);
        }
        .article-read-more:hover .arrow {
            transform: translateX(3px);
        }

        /* ========== LOAD MORE ========== */
        .load-more-wrapper {
            display: flex;
            justify-content: center;
            margin-top: 40px;
        }
        .load-more-btn {
            padding: 14px 36px;
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .load-more-btn:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: #fff;
            padding: 56px 0 28px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: #fff;
        }
        .footer-brand .logo-en-footer {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.14em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-left: 8px;
        }
        .footer-brand p {
            margin-top: 14px;
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.72);
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: #fff;
            margin-bottom: 18px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        .footer-divider {
            border: none;
            border-top: 1px solid rgba(184, 155, 106, 0.25);
            margin-bottom: 20px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .copyright {
            color: rgba(255, 255, 255, 0.8);
        }
        .beian-links {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .beian-links span {
            color: rgba(255, 255, 255, 0.55);
        }
        .beian-links a {
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition-base);
        }
        .beian-links a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .article-card {
                flex-direction: column;
                gap: 18px;
                padding: 20px;
            }
            .article-card-image {
                width: 100%;
                height: 200px;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .page-banner {
                min-height: 240px;
            }
        }
        @media (max-width: 768px) {
            .header-first-row {
                height: auto;
                padding: 12px 0;
                flex-wrap: wrap;
                gap: 8px;
            }
            .header-search-area {
                order: 3;
                max-width: 100%;
                flex-basis: 100%;
            }
            .header-cta {
                margin-left: auto;
            }
            .brand-logo .logo-cn {
                font-size: 24px;
            }
            .header-second-row {
                height: 44px;
            }
            .nav-tab {
                padding: 0 14px;
                font-size: 13px;
                height: 34px;
            }
            .filter-toolbar {
                top: calc(var(--header-first-row) + var(--header-second-row));
            }
            .page-banner {
                min-height: 200px;
            }
            .page-banner-content {
                padding: 36px 0 32px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner .banner-desc {
                font-size: 14px;
            }
            .category-main {
                padding: 32px 0;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .article-card h3 {
                font-size: 17px;
            }
            .article-excerpt {
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .beian-links {
                gap: 10px;
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .brand-logo .logo-cn {
                font-size: 20px;
            }
            .brand-logo .logo-en {
                font-size: 11px;
                letter-spacing: 0.1em;
            }
            .header-cta .btn {
                padding: 6px 12px;
                font-size: 12px;
            }
            .header-search-input {
                padding: 8px 14px;
                font-size: 13px;
            }
            .page-banner h1 {
                font-size: 22px;
            }
            .filter-pill {
                padding: 6px 14px;
                font-size: 12px;
            }
            .article-card {
                padding: 16px;
                border-radius: var(--radius-md);
            }
            .article-card-image {
                height: 160px;
                border-radius: var(--radius-sm);
            }
            .load-more-btn {
                padding: 12px 28px;
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 60px;
            --header-second-row: 48px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        main {
            flex: 1;
        }

        section {
            padding: var(--spacing-section-mobile) 0;
        }

        @media (min-width: 1024px) {
            section {
                padding: var(--spacing-section-desktop) 0;
            }
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }

        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }

        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }

        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }

        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            background: var(--color-bg);
            font-size: 14px;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .header-search-input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
            background: var(--color-surface);
        }

        .header-search-btn {
            padding: 10px 14px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-full);
            font-size: 14px;
            transition: var(--transition-base);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .header-search-btn:hover {
            background: var(--color-primary-dark);
        }

        .header-cta {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-full);
            transition: var(--transition-base);
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .header-second-row {
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-second-row);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .header-second-row::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-full);
            border-bottom: 2px solid transparent;
            transition: var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.04);
        }

        .nav-tab.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(31, 58, 95, 0.06);
            border-bottom: 2px solid var(--color-primary);
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
        }

        @media (max-width: 767px) {
            .header-first-row {
                gap: 8px;
            }
            .header-search-area {
                max-width: 90px;
                flex-shrink: 1;
            }
            .header-search-input {
                display: none;
            }
            .header-search-btn {
                background: transparent;
                color: var(--color-primary);
                padding: 8px;
            }
            .header-search-btn:hover {
                background: rgba(31, 58, 95, 0.06);
            }
            .header-cta .btn-secondary {
                display: none;
            }
            .brand-logo .logo-cn {
                font-size: 24px;
            }
            .brand-logo .logo-en {
                font-size: 12px;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            font-size: 14px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-list li:not(:last-child)::after {
            content: '/';
            color: var(--color-text-light);
            font-size: 13px;
        }

        .breadcrumb-list a {
            color: var(--color-primary);
        }

        .breadcrumb-list a:hover {
            color: var(--color-accent-dark);
        }

        .breadcrumb-list li[aria-current="page"] {
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== CHANNEL HERO ========== */
        .channel-hero {
            background: linear-gradient(180deg, #EDF1F7 0%, #F7F9FC 100%);
            padding: var(--spacing-lg) 0 var(--spacing-xl);
            border-bottom: 1px solid var(--color-border);
        }

        .channel-hero-inner {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            align-items: start;
        }

        @media (min-width: 768px) {
            .channel-hero-inner {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
                align-items: center;
            }
        }

        .channel-hero-text h1 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .channel-hero-text .hero-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
        }

        .hero-badge:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .hero-badge-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .hero-qualify {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            background: rgba(184, 155, 106, 0.08);
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border-left: 3px solid var(--color-accent);
            margin-bottom: 24px;
        }

        .hero-qualify p {
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .hero-qualify strong {
            color: var(--color-accent-dark);
            font-weight: 600;
        }

        .channel-hero-image {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16/10;
        }

        .channel-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .channel-hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 58, 95, 0.2) 0%, rgba(31, 58, 95, 0) 60%);
            border-radius: var(--radius-lg);
            pointer-events: none;
        }

        /* ========== TOOLBAR ========== */
        .toolbar-section {
            padding: var(--spacing-md) 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: var(--header-first-row);
            z-index: 100;
        }

        .toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .toolbar-info {
            font-size: 14px;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        .toolbar-pills {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex: 1;
            min-width: 0;
        }

        .toolbar-pills::-webkit-scrollbar {
            display: none;
        }

        .pill-tag {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-bg);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .pill-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-surface);
        }

        .pill-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .toolbar-sort {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .toolbar-sort select {
            padding: 8px 14px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            font-size: 14px;
            color: var(--color-text);
            cursor: pointer;
            transition: var(--transition-base);
        }

        .toolbar-sort select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
        }

        @media (max-width: 767px) {
            .toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .toolbar-pills {
                width: 100%;
            }
            .toolbar-sort {
                width: 100%;
                justify-content: space-between;
            }
        }

        /* ========== CONTENT LIST ========== */
        .content-list-section {
            padding: var(--spacing-lg) 0;
        }

        .content-list-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }

        @media (min-width: 768px) {
            .content-list-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        .content-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border-strong);
        }

        .content-card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .content-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }

        .content-card:hover .content-card-image img {
            transform: scale(1.04);
        }

        .content-card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .content-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 10px;
        }

        .content-card-date {
            font-weight: 500;
            color: var(--color-accent-dark);
        }

        .content-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .content-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            background: rgba(31, 58, 95, 0.06);
            color: var(--color-primary);
            border-radius: var(--radius-full);
            white-space: nowrap;
        }

        .content-card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 10px;
            transition: var(--transition-base);
        }

        .content-card:hover .content-card-title {
            color: var(--color-primary);
        }

        .content-card-excerpt {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .content-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
            align-self: flex-start;
        }

        .content-card-link:hover {
            color: var(--color-accent-dark);
        }

        .content-card-link .arrow {
            display: inline-block;
            transition: var(--transition-base);
        }

        .content-card-link:hover .arrow {
            transform: translateX(4px);
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-section {
            background: var(--color-surface);
            padding: var(--spacing-xl) 0;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .deep-content-block {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            align-items: center;
            padding: 40px 0;
        }

        .deep-content-block + .deep-content-block {
            border-top: 1px solid var(--color-border);
        }

        @media (min-width: 768px) {
            .deep-content-block {
                grid-template-columns: 1fr 1fr;
                gap: 48px;
            }
            .deep-content-block:nth-child(even) .deep-content-image {
                order: 2;
            }
            .deep-content-block:nth-child(even) .deep-content-text {
                order: 1;
            }
        }

        .deep-content-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16/10;
        }

        .deep-content-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .deep-content-text h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .deep-content-text h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .deep-content-text p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        .deep-content-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 20px;
        }

        .deep-stat {
            text-align: center;
            padding: 16px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }

        .deep-stat-num {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.02em;
        }

        .deep-stat-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--spacing-xl) 0;
            background: var(--color-bg);
        }

        .faq-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .faq-header h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .faq-header p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--color-border-strong);
            box-shadow: var(--shadow-md);
        }

        .faq-item[open] {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            transition: var(--transition-base);
            background: transparent;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            border: 1px solid var(--color-border-strong);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: var(--transition-base);
        }

        .faq-item[open] .faq-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .faq-answer {
            padding: 0 20px 20px 20px;
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        .faq-answer p {
            margin-bottom: 8px;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            background: linear-gradient(180deg, #EDF1F7 0%, #E3E9F2 100%);
            padding: var(--spacing-xl) 0;
        }

        .cta-inner {
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 10px;
        }

        .cta-inner .cta-subtitle {
            font-size: 15px;
            color: var(--color-text-muted);
            text-align: center;
            margin-bottom: 32px;
            line-height: 1.75;
        }

        .form-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--color-border);
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            font-size: 15px;
            color: var(--color-text);
            background: var(--color-surface);
            transition: var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.08);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }

        .form-group input.error,
        .form-group textarea.error {
            border-color: var(--color-error);
            box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.08);
        }

        .form-error-text {
            display: none;
            font-size: 12px;
            color: var(--color-error);
            margin-top: 4px;
        }

        .form-error-text.visible {
            display: block;
        }

        .form-success-text {
            display: none;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-success);
            background: rgba(24, 121, 78, 0.08);
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            text-align: center;
        }

        .form-success-text.visible {
            display: block;
        }

        .form-submit-btn {
            width: 100%;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            color: #fff;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .form-submit-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-lg);
            transform: translateY(-1px);
        }

        .form-submit-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .form-submit-btn .btn-loader {
            display: none;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-top-color: #fff;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
            margin: 0 auto;
        }

        .form-submit-btn.loading .btn-loader {
            display: block;
        }

        .form-submit-btn.loading .btn-text {
            display: none;
        }

        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }

        /* ========== LOAD MORE ========== */
        .load-more-area {
            text-align: center;
            padding: 24px 0 40px;
        }

        .btn-load-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-full);
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            transition: var(--transition-base);
        }

        .btn-load-more:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1B2B42;
            color: #D6DEE8;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }

        .footer-brand {
            font-size: 14px;
            color: #B8C4D4;
            line-height: 1.8;
        }

        .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            display: inline-block;
            margin-bottom: 12px;
        }

        .logo-en-footer {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.14em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #B8C4D4;
            transition: var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-divider {
            border: none;
            height: 1px;
            background: rgba(184, 155, 106, 0.3);
            margin-bottom: 20px;
        }

        .footer-bottom {
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: flex-start;
        }

        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
            }
        }

        .copyright {
            font-size: 14px;
            color: #9DACBD;
        }

        .beian-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #9DACBD;
            align-items: center;
        }

        .beian-links a {
            color: #B8C4D4;
        }

        .beian-links a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 520px) {
            :root {
                --spacing-section-mobile: 36px;
            }
            .channel-hero-text h1 {
                font-size: 26px;
            }
            .deep-content-text h2 {
                font-size: 22px;
            }
            .content-card-title {
                font-size: 17px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 16px 16px;
                font-size: 13px;
            }
            .form-card {
                padding: 24px 18px;
            }
            .deep-content-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .deep-stat-num {
                font-size: 18px;
            }
            .deep-stat-label {
                font-size: 11px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 6px 12px;
            }
            .toolbar-pills {
                gap: 6px;
            }
            .pill-tag {
                padding: 6px 12px;
                font-size: 12px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1F3A5F;
            --color-primary-dark: #17304D;
            --color-primary-light: #304E75;
            --color-accent: #B89B6A;
            --color-accent-dark: #7A5C3E;
            --color-bg: #F7F9FC;
            --color-surface: #FFFFFF;
            --color-text: #2B2F36;
            --color-text-muted: #6B7280;
            --color-text-light: #9CA3AF;
            --color-border: rgba(31, 58, 95, 0.08);
            --color-border-strong: rgba(31, 58, 95, 0.16);
            --color-success: #18794E;
            --color-error: #B42318;
            --color-warning: #D97706;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(31, 58, 95, 0.06);
            --shadow-md: 0 8px 24px rgba(31, 58, 95, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 58, 95, 0.14);
            --shadow-xl: 0 20px 48px rgba(31, 58, 95, 0.18);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --header-first-row: 68px;
            --header-second-row: 52px;
            --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
            --spacing-section-mobile: 48px;
            --spacing-section-desktop: 96px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-accent-dark);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(184, 155, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-sans);
            border: none;
            background: none;
            transition: var(--transition-base);
        }
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            color: var(--color-text);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        ul {
            list-style: none;
        }
        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            width: 100%;
        }
        .header-first-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-first-row);
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: baseline;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .brand-logo .logo-cn {
            font-size: 28px;
            font-weight: 700;
        }
        .brand-logo .logo-en {
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.16em;
            color: var(--color-accent-dark);
            text-transform: uppercase;
        }
        .header-search-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 280px;
            min-width: 120px;
        }
        .header-search-input {
            width: 100%;
            padding: 10px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            font-size: 14px;
            color: var(--color-text);
            background: var(--color-bg);
            transition: var(--transition-base);
        }
        .header-search-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
            outline: none;
        }
        .header-search-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-bg);
            border: 1px solid var(--color-border-strong);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted);
            transition: var(--transition-base);
            flex-shrink: 0;
        }
        .header-search-btn:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: var(--transition-base);
            white-space: nowrap;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 1px solid var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
        }
        .btn-secondary {
            background: var(--color-surface);
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }
        .btn-secondary:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-md);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }
        .header-second-row {
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-second-row);
            overflow-x: auto;
            overflow-y: hidden;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            border-top: 1px solid var(--color-border);
        }
        .header-second-row::-webkit-scrollbar {
            height: 3px;
        }
        .header-second-row::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 3px;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: var(--transition-base);
            position: relative;
            border: 1px solid transparent;
        }
        .nav-tab:hover {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.05);
        }
        .nav-tab.active {
            color: var(--color-primary);
            font-weight: 700;
            background: rgba(31, 58, 95, 0.08);
            border-color: var(--color-border-strong);
        }
        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            border-radius: 3px 3px 0 0;
            background: var(--color-accent);
        }
        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-dark);
        }
        .breadcrumb .separator {
            color: var(--color-text-light);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }
        /* ========== HERO BANNER ========== */
        .category-hero {
            position: relative;
            background: var(--color-primary);
            padding: 56px 0 64px;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31, 58, 95, 0.92) 0%, rgba(31, 58, 95, 0.7) 50%, rgba(23, 48, 77, 0.85) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .category-hero .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.88);
            max-width: 680px;
            line-height: 1.75;
        }
        .category-hero .hero-cta-row {
            display: flex;
            gap: 14px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .category-hero .btn-hero-primary {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            border: 1px solid var(--color-accent);
            padding: 13px 30px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 15px;
        }
        .category-hero .btn-hero-primary:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-lg);
        }
        .category-hero .btn-hero-secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
            padding: 13px 30px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 15px;
        }
        .category-hero .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }
        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--spacing-section-mobile) 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 32px;
            max-width: 680px;
            line-height: 1.75;
        }
        /* ========== DESCRIPTION BLOCK ========== */
        .channel-desc-block {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 36px 40px;
            box-shadow: var(--shadow-sm);
        }
        .channel-desc-block p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .channel-desc-block p:last-child {
            margin-bottom: 0;
        }
        /* ========== VISION / SELLING POINTS ========== */
        .insight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 16px;
        }
        .insight-stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition-base);
        }
        .insight-stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .insight-stat-card .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            letter-spacing: -0.02em;
            margin-bottom: 6px;
            line-height: 1.2;
        }
        .insight-stat-card .stat-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .insight-stat-card .stat-trend {
            font-size: 13px;
            color: var(--color-success);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .insight-stat-card .stat-trend.neutral {
            color: var(--color-text-muted);
        }
        /* ========== TOOLBAR ========== */
        .toolbar-section {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .toolbar-pills {
            display: flex;
            gap: 8px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            flex: 1;
            min-width: 0;
        }
        .toolbar-pills::-webkit-scrollbar {
            height: 2px;
        }
        .toolbar-pills::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 2px;
        }
        .pill-btn {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: var(--transition-base);
        }
        .pill-btn:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(31, 58, 95, 0.05);
        }
        .pill-btn.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }
        .toolbar-sort {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .toolbar-sort label {
            font-size: 13px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }
        .toolbar-sort select {
            padding: 8px 14px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--color-text);
            background: var(--color-surface);
            cursor: pointer;
            transition: var(--transition-base);
        }
        .toolbar-sort select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
        }
        /* ========== CONTENT LIST ========== */
        .content-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .content-card {
            display: flex;
            gap: 20px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition-base);
        }
        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .content-card .card-img {
            width: 200px;
            min-height: 140px;
            flex-shrink: 0;
            overflow: hidden;
            background: var(--color-border);
        }
        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-slow);
        }
        .content-card:hover .card-img img {
            transform: scale(1.06);
        }
        .content-card .card-body {
            flex: 1;
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 10px;
        }
        .content-card .card-date {
            font-size: 13px;
            color: var(--color-text-light);
            font-weight: 500;
        }
        .content-card .card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.45;
            transition: var(--transition-base);
        }
        .content-card:hover .card-title {
            color: var(--color-accent-dark);
        }
        .content-card .card-excerpt {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .content-card .card-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }
        .content-card .card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .card-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-accent-dark);
            background: rgba(184, 155, 106, 0.1);
            border-radius: var(--radius-full);
            border: 1px solid rgba(184, 155, 106, 0.2);
        }
        .card-tag.blue {
            color: var(--color-primary);
            background: rgba(31, 58, 95, 0.08);
            border-color: rgba(31, 58, 95, 0.15);
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: var(--transition-base);
        }
        .btn-read-more:hover {
            color: var(--color-accent-dark);
            gap: 10px;
        }
        .btn-read-more .arrow {
            font-size: 16px;
            line-height: 1;
        }
        /* ========== PAGINATION ========== */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
        }
        .page-btn:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(31, 58, 95, 0.05);
        }
        .page-btn.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }
        .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-surface);
            padding: var(--spacing-section-mobile) 0;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            background: var(--color-bg);
            transition: var(--transition-base);
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: var(--color-border-strong);
        }
        .faq-item.open {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: var(--transition-base);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--color-surface);
            border: 1px solid var(--color-border-strong);
            font-size: 18px;
            font-weight: 500;
            color: var(--color-primary);
            transition: var(--transition-base);
            user-select: none;
        }
        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-muted);
        }
        /* ========== CTA / FORM ========== */
        .cta-section {
            background: var(--color-bg);
            padding: var(--spacing-section-mobile) 0;
        }
        .cta-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .cta-info h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
        }
        .cta-info p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .cta-info ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .cta-info ul li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text);
        }
        .cta-info ul li::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }
        .form-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-lg);
            padding: 32px 36px;
        }
        .form-card h4 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            text-align: center;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text);
            background: var(--color-bg);
            transition: var(--transition-base);
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(31, 58, 95, 0.1);
            outline: none;
        }
        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }
        .form-error {
            font-size: 12px;
            color: var(--color-error);
            margin-top: 4px;
            display: none;
        }
        .form-error.visible {
            display: block;
        }
        .form-success {
            display: none;
            text-align: center;
            padding: 16px;
            background: rgba(24, 121, 78, 0.08);
            border: 1px solid var(--color-success);
            border-radius: var(--radius-sm);
            color: var(--color-success);
            font-size: 14px;
            font-weight: 500;
        }
        .form-success.visible {
            display: block;
        }
        .btn-submit {
            width: 100%;
            padding: 14px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            color: #fff;
            border: 1px solid var(--color-primary);
            transition: var(--transition-base);
            letter-spacing: 0.04em;
        }
        .btn-submit:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            box-shadow: var(--shadow-lg);
        }
        .btn-submit:active {
            transform: scale(0.98);
        }
        .btn-submit.loading {
            pointer-events: none;
            opacity: 0.7;
        }
        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .brand-logo-footer {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: baseline;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-brand .logo-en-footer {
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.14em;
            color: var(--color-accent);
            text-transform: uppercase;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-divider {
            border: none;
            border-top: 1px solid rgba(184, 155, 106, 0.3);
            margin: 24px 0;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom .copyright {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }
        .beian-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }
        .beian-links a {
            color: rgba(255, 255, 255, 0.6);
        }
        .beian-links a:hover {
            color: var(--color-accent);
        }
        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .insight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-wrapper {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-first-row: 56px;
                --header-second-row: 44px;
                --spacing-section-mobile: 40px;
            }
            .header-first-row {
                gap: 8px;
            }
            .brand-logo .logo-cn {
                font-size: 22px;
            }
            .brand-logo .logo-en {
                font-size: 11px;
            }
            .header-search-area {
                max-width: 160px;
            }
            .header-search-input {
                padding: 8px 12px;
                font-size: 12px;
            }
            .header-search-btn {
                width: 34px;
                height: 34px;
            }
            .header-cta .btn-sm {
                padding: 6px 14px;
                font-size: 12px;
            }
            .nav-tab {
                padding: 6px 14px;
                font-size: 13px;
            }
            .category-hero {
                padding: 36px 0 44px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-subtitle {
                font-size: 15px;
            }
            .category-hero .hero-cta-row {
                flex-direction: column;
                gap: 10px;
            }
            .category-hero .btn-hero-primary,
            .category-hero .btn-hero-secondary {
                text-align: center;
                justify-content: center;
                padding: 12px 24px;
                font-size: 14px;
            }
            .section-title {
                font-size: 24px;
            }
            .channel-desc-block {
                padding: 24px 20px;
            }
            .insight-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .insight-stat-card {
                padding: 20px 16px;
            }
            .insight-stat-card .stat-number {
                font-size: 28px;
            }
            .content-card {
                flex-direction: column;
            }
            .content-card .card-img {
                width: 100%;
                min-height: 180px;
                max-height: 220px;
            }
            .content-card .card-body {
                padding: 16px 20px;
            }
            .content-card .card-title {
                font-size: 17px;
            }
            .toolbar-section {
                flex-direction: column;
                align-items: stretch;
            }
            .toolbar-sort {
                justify-content: flex-end;
            }
            .form-card {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .beian-links {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .brand-logo .logo-cn {
                font-size: 20px;
            }
            .header-search-area {
                max-width: 110px;
            }
            .header-cta .btn-secondary {
                display: none;
            }
            .nav-tab {
                padding: 5px 12px;
                font-size: 12px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-subtitle {
                font-size: 14px;
            }
            .section-title {
                font-size: 21px;
            }
            .insight-grid {
                grid-template-columns: 1fr;
            }
            .content-card .card-img {
                min-height: 150px;
            }
            .content-card .card-footer-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .pagination-row .page-btn {
                min-width: 36px;
                height: 36px;
                font-size: 13px;
                padding: 0 8px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer p {
                font-size: 13px;
            }
            .cta-info h3 {
                font-size: 22px;
            }
        }