/* roulang page: index */
:root {
            --primary: #164B72;
            --primary-dark: #0E3450;
            --secondary: #E8A844;
            --secondary-dark: #D0902E;
            --bg-light: #F5F8FB;
            --bg-white: #FFFFFF;
            --text-main: #1D2B39;
            --text-muted: #5E7184;
            --border-soft: #E6ECF2;
            --radius-md: 14px;
            --radius-lg: 24px;
            --shadow-soft: 0 10px 36px rgba(22, 75, 114, 0.10);
            --shadow-hover: 0 16px 44px rgba(22, 75, 114, 0.16);
            --sp-section: 88px;
            --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            color: var(--text-main);
            background-color: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--secondary);
        }

        img {
            max-width: 100%;
            display: block;
        }

        button,
        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header Nav ===== */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow .3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 6px 24px rgba(22, 75, 114, 0.08);
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.02em;
            color: var(--primary) !important;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .navbar-brand .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--secondary);
            display: inline-block;
        }

        .navbar-main .nav-link {
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.98rem;
            padding: 0.6rem 1rem !important;
            position: relative;
            border-radius: 8px;
            transition: all .25s ease;
        }

        .navbar-main .nav-link:hover {
            color: var(--primary);
            background: rgba(22, 75, 114, 0.06);
        }

        .navbar-main .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-main .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: 0.25rem;
            height: 3px;
            border-radius: 4px;
            background: var(--secondary);
        }

        .navbar-main .nav-cta {
            background: var(--primary);
            color: #fff !important;
            padding: 0.55rem 1.4rem !important;
            border-radius: 50px;
            font-weight: 600;
            margin-left: 0.5rem;
            box-shadow: 0 4px 16px rgba(22, 75, 114, 0.22);
        }

        .navbar-main .nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(22, 75, 114, 0.3);
        }

        .navbar-toggler {
            border: 1px solid var(--border-soft);
            border-radius: 10px;
            padding: 0.4rem 0.7rem;
            background: #fff;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(22, 75, 114, 0.1);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: center;
            background: linear-gradient(105deg, rgba(14, 52, 80, 0.96) 0%, rgba(22, 75, 114, 0.78) 55%, rgba(22, 75, 114, 0.55) 100%),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            padding: 80px 0;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 52, 80, 0.1) 0%, rgba(14, 52, 80, 0.5) 100%);
            z-index: 0;
        }

        .hero .container-custom {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(6px);
            border-radius: 50px;
            padding: 0.45rem 1.2rem;
            font-size: 0.88rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            margin-bottom: 1.6rem;
        }

        .hero h1 {
            font-size: 3.4rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1.1rem;
        }

        .hero p.lead-text {
            font-size: 1.15rem;
            max-width: 560px;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 2.2rem;
        }

        .hero-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn {
            border-radius: 50px;
            font-weight: 600;
            padding: 0.75rem 1.9rem;
            transition: all .3s ease;
            border: 2px solid transparent;
        }

        .btn:focus {
            box-shadow: 0 0 0 0.25rem rgba(232, 168, 68, 0.35);
        }

        .btn-primary-custom {
            background: var(--secondary);
            color: #1d2b39;
            border-color: var(--secondary);
        }

        .btn-primary-custom:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            color: #1d2b39;
            transform: translateY(-3px);
            box-shadow: 0 10px 24px rgba(232, 168, 68, 0.36);
        }

        .btn-outline-light-custom {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
            transform: translateY(-3px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 50px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.18);
        }

        .hero-stats .stat-item .stat-num {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--secondary);
        }

        .hero-stats .stat-item .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.72);
        }

        /* ===== Section ===== */
        .section {
            padding: var(--sp-section) 0;
        }

        .section-alt {
            background: var(--bg-white);
            padding: var(--sp-section) 0;
        }

        .section-head {
            max-width: 680px;
            margin: 0 auto 50px;
            text-align: center;
        }

        .section-tag {
            display: inline-block;
            background: rgba(22, 75, 114, 0.08);
            color: var(--primary);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 0.3rem 1rem;
            border-radius: 50px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-main);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .section-sub {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.7;
        }

        /* ===== Intro ===== */
        .intro-img-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .intro-img-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .intro-img-wrap:hover img {
            transform: scale(1.03);
        }

        .intro-content h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin-bottom: 18px;
            line-height: 1.35;
        }

        .intro-content p {
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .intro-points {
            list-style: none;
            padding: 0;
            margin-top: 20px;
        }

        .intro-points li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border-soft);
            font-weight: 500;
        }

        .intro-points li:last-child {
            border-bottom: none;
        }

        .intro-points li i {
            color: var(--secondary);
            background: rgba(232, 168, 68, 0.12);
            border-radius: 50%;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        /* ===== Category Cards ===== */
        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-soft);
            transition: all .35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .category-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }

        .category-card-img {
            position: relative;
            overflow: hidden;
            height: 220px;
        }

        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .category-card:hover .category-card-img img {
            transform: scale(1.05);
        }

        .category-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(14, 52, 80, 0.55) 100%);
        }

        .category-card-body {
            padding: 28px 26px 32px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .category-card-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .category-card-body p {
            color: var(--text-muted);
            font-size: 0.95rem;
            flex: 1;
            margin-bottom: 20px;
        }

        .category-card .btn-link-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.92rem;
        }

        .category-card .btn-link-custom i {
            transition: transform .3s ease;
        }

        .category-card .btn-link-custom:hover {
            color: var(--secondary);
        }

        .category-card .btn-link-custom:hover i {
            transform: translateX(4px);
        }

        /* ===== Latest News ===== */
        .news-list-wrap {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-soft);
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 8px;
            border-bottom: 1px solid var(--border-soft);
            transition: background .25s ease;
            border-radius: 12px;
        }

        .news-item:hover {
            background: rgba(22, 75, 114, 0.03);
        }

        .news-item:last-child {
            border-bottom: none;
            padding-bottom: 4px;
        }

        .news-date-box {
            text-align: center;
            min-width: 60px;
            padding: 8px 0;
            background: rgba(22, 75, 114, 0.06);
            border-radius: 12px;
        }

        .news-date-box .day {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.1;
        }

        .news-date-box .month {
            font-size: 0.75rem;
            color: var(--text-muted);
            letter-spacing: 0.05em;
        }

        .news-info {
            flex: 1;
            min-width: 0;
        }

        .news-info a {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-main);
            display: block;
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color .25s ease;
        }

        .news-info a:hover {
            color: var(--primary);
        }

        .news-excerpt {
            color: var(--text-muted);
            font-size: 0.9rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-cat-tag {
            background: rgba(232, 168, 68, 0.14);
            color: #A96E12;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            white-space: nowrap;
        }

        .empty-tip {
            text-align: center;
            color: var(--text-muted);
            padding: 40px 0;
            font-size: 1rem;
            background: rgba(22, 75, 114, 0.02);
            border-radius: 16px;
        }

        /* ===== Features ===== */
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 34px 28px;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-soft);
            height: 100%;
            transition: all .35s ease;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 18px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 22px;
        }

        .feature-icon.icon-gold {
            background: var(--secondary);
            color: #1d2b39;
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 0.94rem;
            margin-bottom: 0;
        }

        /* ===== Stats Strip ===== */
        .stats-strip {
            background: var(--primary);
            padding: 56px 0;
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
        }

        .stats-strip::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }

        .stats-strip::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: 10%;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
        }

        .stats-strip .stat-box {
            text-align: center;
            color: #fff;
            position: relative;
            z-index: 2;
        }

        .stats-strip .stat-box .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
        }

        .stats-strip .stat-box .stat-label {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.78);
            margin-top: 6px;
        }

        /* ===== Process ===== */
        .process-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-soft);
            height: 100%;
            transition: all .3s ease;
        }

        .process-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .process-step {
            width: 48px;
            height: 48px;
            margin: 0 auto 18px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            position: relative;
        }

        .processstep-num::after {
            content: "";
            position: absolute;
            right: -32px;
            top: 50%;
            height: 2px;
            width: 30px;
            background: var(--border-soft);
        }

        .process-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .process-card p {
            color: var(--text-muted);
            font-size: 0.92rem;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-soft);
            border-radius: 18px !important;
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: 0 2px 12px rgba(22, 75, 114, 0.04);
        }

        .faq-accordion .accordion-button {
            padding: 22px 28px;
            font-size: 1.02rem;
            font-weight: 600;
            background: var(--bg-white);
            color: var(--text-main);
            box-shadow: none !important;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(22, 75, 114, 0.03);
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23164B72' class='bi bi-plus-lg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1a.5.5 0 0 1 .5.5v6h6a.5.5 0 0 1 0 1h-6v6a.5.5 0 0 1-1 0v-6h-6a.5.5 0 0 1 0-1h6v-6A.5.5 0 0 1 8 1'/%3E%3C/svg%3E");
            background-size: 16px;
            transition: transform .3s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
        }

        .faq-accordion .accordion-body {
            padding: 0 28px 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-banner {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: linear-gradient(110deg, rgba(14, 52, 80, 0.93) 0%, rgba(22, 75, 114, 0.78) 100%),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 68px 60px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .cta-banner h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .cta-banner p {
            color: rgba(255, 255, 255, 0.84);
            max-width: 460px;
            margin-bottom: 0;
        }

        .cta-btn-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #102C40;
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }

        .site-footer .footer-brand {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .site-footer .footer-brand .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--secondary);
        }

        .site-footer p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.72);
            font-size: 0.92rem;
            transition: all .25s ease;
        }

        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            margin-top: 50px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-bottom a:hover {
            color: var(--secondary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --sp-section: 68px;
            }

            .hero h1 {
                font-size: 2.7rem;
            }

            .cta-banner {
                padding: 48px 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --sp-section: 52px;
            }

            .hero {
                min-height: 540px;
                padding: 56px 0;
            }

            .hero h1 {
                font-size: 2.1rem;
            }

            .hero p.lead-text {
                font-size: 1rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .navbar-collapse {
                background: #fff;
                border-radius: 16px;
                padding: 14px 16px;
                margin-top: 12px;
                box-shadow: var(--shadow-soft);
                border: 1px solid var(--border-soft);
            }

            .navbar-main .nav-link.active::after {
                display: none;
            }

            .navbar-main .nav-link {
                padding: 0.65rem 0.8rem !important;
            }

            .news-item {
                align-items: flex-start;
                gap: 14px;
                padding: 16px 6px;
            }

            .news-info a {
                font-size: 0.98rem;
            }

            .news-excerpt {
                white-space: normal;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .stats-strip .stat-box {
                margin-bottom: 24px;
            }

            .cta-banner {
                padding: 38px 26px;
                flex-direction: column;
                text-align: center;
            }

            .cta-btn-group {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.7rem;
            }

            .hero-btn-group .btn {
                width: 100%;
                text-align: center;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stats .stat-item .stat-num {
                font-size: 1.3rem;
            }

            .session-hero {
                min-height: 320px;
            }

            .news-list-wrap {
                padding: 20px;
            }

            .news-cat-tag {
                display: none;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --accent: #eab308;
            --accent-dark: #ca8a04;
            --accent-soft: #fef9c3;
            --bg: #f8fafc;
            --bg-alt: #ffffff;
            --text: #0f172a;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.05);
            --shadow-md: 0 6px 24px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
            --transition: all 0.3s ease;
            --spacing-section: 80px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--text);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* ===== 导航 ===== */
        .site-header {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .site-header .navbar {
            padding-top: 14px;
            padding-bottom: 14px;
        }
        .navbar-brand {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--primary) !important;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-dot {
            display: inline-block;
            width: 30px;
            height: 30px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent), #f97316);
            box-shadow: 0 4px 12px rgba(234, 179, 8, 0.35);
            flex-shrink: 0;
        }
        .navbar-main .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-muted);
            padding: 8px 18px !important;
            border-radius: 999px;
            position: relative;
            transition: var(--transition);
        }
        .navbar-main .nav-link:hover {
            color: var(--text);
            background: rgba(15, 23, 42, 0.05);
        }
        .navbar-main .nav-link.active {
            color: var(--accent-dark);
            font-weight: 600;
            background: var(--accent-soft);
        }
        .navbar-main .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .navbar-main .nav-cta {
            background: var(--primary) !important;
            color: #fff !important;
            padding: 8px 22px !important;
            border-radius: 999px;
        }
        .navbar-main .nav-cta:hover {
            background: var(--primary-light) !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(15, 23, 42, 0.18);
        }
        .navbar-main .nav-cta.nav-link {
            color: #fff !important;
            background: var(--primary) !important;
        }
        .navbar-toggler {
            border: none;
            font-size: 1.4rem;
            color: var(--text);
            padding: 6px 10px;
            line-height: 1;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }
        /* ===== 页面横幅 ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0 90px;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.6));
            z-index: 1;
        }
        .page-hero .container-custom {
            position: relative;
            z-index: 2;
            max-width: 900px;
            text-align: center;
        }
        .hero-overline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(234, 179, 8, 0.18);
            border: 1px solid rgba(234, 179, 8, 0.35);
            color: #fde68a;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.02em;
            margin-bottom: 18px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .page-hero .lead {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
            max-width: 640px;
            margin: 0 auto 30px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 30px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-custom-accent {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-custom-accent:hover {
            background: #d99c00;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(234, 179, 8, 0.35);
        }
        .btn-custom-outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        .btn-custom-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transform: translateY(-2px);
        }
        /* ===== 标签区域 ===== */
        .topic-tags {
            padding: 40px 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 22px;
            border-radius: 999px;
            background: var(--bg);
            border: 1px solid var(--border);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            cursor: default;
        }
        .tag-item i {
            color: var(--accent);
        }
        .tag-item:hover {
            border-color: var(--accent);
            background: var(--accent-soft);
            transform: translateY(-2px);
        }
        /* ===== 板块通用 ===== */
        .section-block {
            padding: var(--spacing-section) 0;
        }
        .section-block-alt {
            background: var(--bg-alt);
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-eyebrow {
            display: inline-block;
            color: var(--accent-dark);
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0;
        }
        /* ===== 分类介绍 ===== */
        .intro-card {
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            height: 100%;
        }
        .intro-card .intro-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-dark);
            margin-bottom: 18px;
        }
        .intro-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .intro-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 0;
        }
        .intro-list {
            list-style: none;
            padding: 0;
            margin: 18px 0 0;
        }
        .intro-list li {
            padding: 8px 0;
            border-bottom: 1px dashed var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.92rem;
        }
        .intro-list li:last-child {
            border-bottom: none;
        }
        .intro-list .label {
            color: var(--text-muted);
        }
        .intro-list .value {
            font-weight: 600;
            color: var(--text);
        }
        /* ===== 热门赛事指南卡片 ===== */
        .guide-card {
            background: var(--bg-alt);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .guide-cover {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .guide-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .guide-card:hover .guide-cover img {
            transform: scale(1.06);
        }
        .guide-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.25), transparent);
        }
        .guide-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .guide-body p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .guide-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-dark);
        }
        .guide-link i {
            transition: transform 0.3s;
        }
        .guide-link:hover i {
            transform: translateX(4px);
        }
        /* ===== 观赛流程 ===== */
        .watch-steps {
            background: var(--primary);
            color: #fff;
            border-radius: 0;
            position: relative;
            overflow: hidden;
        }
        .watch-steps::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -120px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(234, 179, 8, 0.08);
        }
        .watch-steps .section-head h2 {
            color: #fff;
        }
        .watch-steps .section-head p {
            color: rgba(255, 255, 255, 0.7);
        }
        .step-item {
            text-align: center;
            padding: 30px 20px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            height: 100%;
            transition: var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .step-item p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            line-height: 1.7;
        }
        /* ===== 统计数据 ===== */
        .stats-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-alt);
        }
        .stat-item {
            text-align: center;
            padding: 30px 10px;
        }
        .stat-num {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            display: block;
        }
        .stat-num span {
            color: var(--accent);
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 8px;
            display: block;
        }
        /* ===== 最新资讯列表 ===== */
        .posts-list {
            display: flex;
            flex-direction: column;
        }
        .post-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            align-items: flex-start;
        }
        .post-item:last-child {
            border-bottom: none;
        }
        .post-item:hover {
            padding-left: 8px;
        }
        .post-thumb {
            width: 100px;
            height: 70px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .post-content {
            flex: 1;
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 4px;
            flex-wrap: wrap;
        }
        .post-cat {
            background: var(--accent-soft);
            color: var(--accent-dark);
            padding: 2px 10px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.78rem;
        }
        .post-content h4 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0;
            line-height: 1.5;
        }
        .post-content h4 a:hover {
            color: var(--accent-dark);
        }
        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-alt);
        }
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: #fff;
        }
        .accordion-button {
            font-size: 1rem;
            font-weight: 600;
            padding: 20px 24px;
            color: var(--text);
            background: #fff;
            border: none;
            transition: var(--transition);
        }
        .accordion-button:not(.collapsed) {
            background: var(--accent-soft);
            color: var(--accent-dark);
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: none;
            border-color: var(--accent);
        }
        .accordion-button::after {
            background-size: 14px;
            opacity: 0.6;
        }
        .accordion-body {
            padding: 20px 24px;
            color: var(--text-muted);
            line-height: 1.8;
            background: #fff;
        }
        /* ===== CTA ===== */
        .cta-section {
            padding: var(--spacing-section) 0;
            background: var(--bg);
        }
        .cta-inner {
            background: linear-gradient(135deg, var(--primary), #1e293b);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: "";
            position: absolute;
            top: -60px;
            left: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(234, 179, 8, 0.15);
        }
        .cta-inner::after {
            content: "";
            position: absolute;
            bottom: -80px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(234, 179, 8, 0.1);
        }
        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 30px;
            position: relative;
            z-index: 1;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 30px;
            font-size: 0.95rem;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .site-footer p {
            line-height: 1.8;
        }
        .site-footer h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 40px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        /* ===== 移动端适配 ===== */
        @media (max-width: 991.98px) {
            .navbar-main {
                padding-top: 10px;
            }
            .navbar-main .nav-link {
                padding: 10px 16px !important;
            }
            .navbar-main .nav-link.active::after {
                display: none;
            }
            .page-hero {
                padding: 80px 0 60px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --spacing-section: 56px;
            }
            .page-hero h1 {
                font-size: 1.75rem;
            }
            .page-hero .lead {
                font-size: 1rem;
            }
            .section-head h2 {
                font-size: 1.6rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-custom {
                width: 100%;
                max-width: 260px;
                justify-content: center;
            }
            .topic-tags {
                padding: 28px 0;
            }
            .stats-section .stat-item {
                padding: 20px 8px;
            }
            .stat-num {
                font-size: 2rem;
            }
            .post-item {
                flex-direction: column;
            }
            .post-thumb {
                width: 100%;
                height: 160px;
            }
            .cta-inner {
                padding: 40px 20px;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
            .site-footer {
                padding: 48px 0 24px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .tag-item {
                padding: 6px 14px;
                font-size: 0.82rem;
            }
            .guide-cover {
                height: 150px;
            }
            .step-item {
                padding: 20px 14px;
            }
        }

/* roulang page: article */
:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --primary-darker: #1e40af;
            --primary-light: #dbeafe;
            --primary-lighter: #eff6ff;
            --accent: #06b6d4;
            --accent-dark: #0e7490;
            --success: #10b981;
            --warning: #f59e0b;
            --dark: #0f172a;
            --text: #1e293b;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --bg: #f8fafc;
            --bg-alt: #f1f5f9;
            --bg-card: #ffffff;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius: 14px;
            --radius-lg: 22px;
            --radius-full: 999px;
            --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
            --shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
            --shadow-primary: 0 4px 14px rgba(37, 99, 235, 0.25);
            --spacing-section: 80px;
            --transition: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .navbar {
            padding: 14px 0;
        }

        .navbar-brand {
            font-size: 1.28rem;
            font-weight: 700;
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }

        .navbar-brand:hover {
            color: var(--primary);
        }

        .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            display: inline-block;
            box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
        }

        .navbar-toggler {
            border: none;
            font-size: 1.25rem;
            color: var(--text);
            padding: 4px 8px;
            box-shadow: none !important;
        }

        .navbar-toggler:focus {
            outline: none;
        }

        .navbar-main .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            padding: 8px 18px;
            border-radius: var(--radius-full);
            position: relative;
            transition: var(--transition);
        }

        .navbar-main .nav-link:hover {
            color: var(--primary);
            background: var(--primary-lighter);
        }

        .navbar-main .nav-link.active {
            color: var(--primary);
            background: rgba(37, 99, 235, 0.08);
            font-weight: 600;
        }

        .navbar-main .nav-link.nav-cta {
            color: #fff;
            background: var(--primary);
            padding: 8px 22px;
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-primary);
            font-weight: 600;
        }

        .navbar-main .nav-link.nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
        }

        .navbar-main .nav-link.nav-cta.active {
            background: var(--primary-dark);
            color: #fff;
        }

        .article-hero {
            background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.85), rgba(37, 99, 235, 0.7)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 90px 0 70px;
            color: #fff;
            position: relative;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 28px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            transition: var(--transition);
        }

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

        .breadcrumb-nav i {
            font-size: 0.7rem;
            opacity: 0.6;
        }

        .breadcrumb-nav span {
            color: #fff;
            font-weight: 500;
            max-width: 420px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-hero-title {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
            max-width: 820px;
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .article-hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-hero-meta i {
            font-size: 0.85rem;
            opacity: 0.85;
        }

        .article-hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 3px 14px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        .article-main-section {
            padding: 70px 0 80px;
        }

        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 40px;
            border: 1px solid var(--border-light);
            min-height: 320px;
            position: relative;
        }

        .article-content {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: var(--text);
        }

        .article-content p {
            margin-bottom: 1.5rem;
        }

        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: var(--dark);
            padding: 0.75rem 1rem;
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            background: linear-gradient(90deg, var(--primary-lighter), transparent);
        }

        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            color: var(--dark);
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 1.5rem;
        }

        .article-content li {
            margin-bottom: 0.5rem;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--bg-alt);
            padding: 1rem 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 1.5rem 0;
            font-style: italic;
            color: var(--text-muted);
        }

        .article-content img {
            border-radius: var(--radius);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-sm);
            width: auto;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
        }

        .article-content table th,
        .article-content table td {
            padding: 0.75rem 1rem;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-content table th {
            background: var(--bg-alt);
            font-weight: 600;
        }

        .article-tags {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-lighter);
            border: 1px solid var(--primary-light);
            padding: 4px 14px;
            border-radius: var(--radius-full);
            transition: var(--transition);
        }

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

        .not-found-block {
            text-align: center;
            padding: 60px 20px;
        }

        .not-found-block i {
            font-size: 3.5rem;
            color: var(--text-light);
            margin-bottom: 20px;
        }

        .not-found-block h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }

        .not-found-block p {
            color: var(--text-muted);
            margin-bottom: 32px;
        }

        .btn-style {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 26px;
            border-radius: var(--radius-full);
            transition: var(--transition);
            border: none;
            cursor: pointer;
            line-height: 1.6;
        }

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

        .btn-primary-style:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
        }

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

        .btn-light-style:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-primary);
        }

        .btn-outline-style {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.65);
        }

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

        .btn-outline-dark-style {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline-dark-style:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .article-sidebar .widget-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: 28px;
            margin-bottom: 24px;
            transition: var(--transition);
        }

        .widget-card:hover {
            box-shadow: var(--shadow);
        }

        .widget-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--border-light);
            position: relative;
        }

        .widget-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 42px;
            height: 2px;
            background: var(--primary);
        }

        .widget-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .widget-list li {
            border-bottom: 1px solid var(--border-light);
        }

        .widget-list li:last-child {
            border-bottom: none;
        }

        .widget-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 13px 0;
            color: var(--text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .widget-list a:hover {
            color: var(--primary);
            padding-left: 8px;
        }

        .widget-list a i {
            font-size: 0.75rem;
            color: var(--text-light);
            transition: var(--transition);
        }

        .widget-list a:hover i {
            color: var(--primary);
        }

        .widget-post-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .widget-post-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .widget-post-list li:last-child {
            border-bottom: none;
        }

        .widget-post-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text);
        }

        .widget-post-list a:hover {
            color: var(--primary);
        }

        .widget-post-list .post-thumb {
            width: 64px;
            height: 50px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-alt);
        }

        .widget-post-list .post-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .widget-post-list a:hover .post-thumb img {
            transform: scale(1.08);
        }

        .widget-post-list .post-info {
            flex: 1;
            min-width: 0;
        }

        .widget-post-list .post-title {
            display: block;
            font-size: 0.9rem;
            font-weight: 500;
            line-height: 1.4;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 4px;
        }

        .widget-post-list .post-date {
            display: block;
            font-size: 0.78rem;
            color: var(--text-light);
        }

        .widget-mini-cta {
            border-radius: var(--radius);
            padding: 32px 28px !important;
            background-image: linear-gradient(135deg, rgba(37, 99, 235, 0.9), rgba(6, 182, 212, 0.8)), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            border: none !important;
        }

        .widget-mini-cta h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }

        .widget-mini-cta p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
        }

        .widget-mini-cta .btn-style {
            background: #fff;
            color: var(--primary);
            font-size: 0.88rem;
            padding: 8px 20px;
        }

        .widget-mini-cta .btn-style:hover {
            background: var(--primary);
            color: #fff;
        }

        .related-section {
            background: var(--bg-alt);
            padding: 70px 0;
        }

        .section-title-wrap {
            margin-bottom: 44px;
        }

        .section-title-wrap .section-subtitle {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
            display: block;
        }

        .section-title-wrap h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .section-title-wrap p {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 620px;
        }

        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }

        .related-card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .related-card:hover .related-card-img img {
            transform: scale(1.06);
        }

        .related-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(37, 99, 235, 0.9);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            backdrop-filter: blur(4px);
        }

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

        .related-card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-title a {
            color: var(--dark);
        }

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

        .related-card-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-light);
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
        }

        .related-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .related-card-meta i {
            font-size: 0.75rem;
        }

        .faq-section {
            padding: 70px 0 80px;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            overflow: hidden;
            margin-bottom: 14px;
            background: var(--bg-card);
            box-shadow: var(--shadow-xs);
        }

        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text);
            background: transparent;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            line-height: 1.6;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-lighter);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.08);
        }

        .faq-accordion .accordion-button::after {
            background-size: 14px;
            opacity: 0.6;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            opacity: 0.85;
        }

        .faq-accordion .accordion-body {
            padding: 0 22px 20px;
            color: var(--text-muted);
            font-size: 0.93rem;
            line-height: 1.75;
        }

        .cta-section {
            padding: 80px 0;
            background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(37, 99, 235, 0.75)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            text-align: center;
            color: #fff;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-inner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 24px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand:hover {
            color: #fff;
        }

        .footer-brand .brand-dot {
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
        }

        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 9px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            margin-top: 36px;
        }

        .footer-bottom p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 1024px) {
            :root {
                --spacing-section: 60px;
            }

            .article-hero-title {
                font-size: 1.9rem;
            }

            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 44px;
            }

            .navbar-main {
                padding-top: 12px;
                gap: 4px;
            }

            .navbar-main .nav-link {
                padding: 10px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }

            .navbar-main .nav-link.nav-cta {
                width: auto;
                margin-top: 6px;
            }

            .article-hero {
                padding: 56px 0 44px;
            }

            .article-hero-title {
                font-size: 1.45rem;
                line-height: 1.4;
            }

            .article-hero-meta {
                gap: 12px;
                font-size: 0.85rem;
                flex-direction: column;
                align-items: flex-start;
            }

            .article-main-section {
                padding: 44px 0 56px;
            }

            .article-card {
                padding: 24px 20px;
                border-radius: var(--radius);
            }

            .article-content {
                font-size: 1rem;
                line-height: 1.75;
            }

            .article-content h2 {
                font-size: 1.3rem;
            }

            .article-content h3 {
                font-size: 1.1rem;
            }

            .article-sidebar {
                margin-top: 32px;
            }

            .section-title-wrap h2 {
                font-size: 1.5rem;
            }

            .related-card-img {
                height: 160px;
            }

            .faq-section, .related-section, .cta-section {
                padding-top: 48px;
                padding-bottom: 48px;
            }

            .cta-inner h2 {
                font-size: 1.5rem;
            }

            .cta-inner p {
                font-size: 0.95rem;
            }

            .cta-buttons .btn-style {
                width: 100%;
                max-width: 280px;
            }

            .site-footer {
                padding-top: 44px;
            }

            .footer-bottom {
                margin-top: 28px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .article-hero-title {
                font-size: 1.25rem;
            }

            .article-card {
                padding: 20px 16px;
            }

            .article-content table {
                font-size: 0.82rem;
            }

            .article-content table th,
            .article-content table td {
                padding: 0.5rem 0.6rem;
            }

            .widget-card {
                padding: 20px;
            }

            .widget-post-list .post-thumb {
                width: 52px;
                height: 42px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .cta-buttons .btn-style {
                width: 100%;
                max-width: 240px;
            }

            .breadcrumb-nav {
                font-size: 0.78rem;
                gap: 5px;
            }
        }

/* roulang page: category2 */
:root {
            --brand: #16213e;
            --brand-light: #24365c;
            --brand-soft: #2f4370;
            --accent: #c9a15a;
            --accent-dark: #b08a3e;
            --accent-soft: #f5efe3;
            --bg-body: #f6f8fb;
            --bg-dark: #101b2d;
            --bg-card: #ffffff;
            --text-primary: #212a3a;
            --text-secondary: #5b6472;
            --text-muted: #8a94a6;
            --border-light: #e7eaf0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 12px rgba(16, 27, 45, 0.05);
            --shadow-md: 0 8px 30px rgba(16, 27, 45, 0.08);
            --shadow-lg: 0 20px 48px rgba(16, 27, 45, 0.12);
            --transition: all 0.28s ease;
            --container-width: 1200px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        a {
            color: var(--brand);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .container-custom {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
        }
        .site-header .navbar {
            padding: 14px 0;
        }
        .site-header .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: var(--brand);
            padding: 0;
        }
        .site-header .navbar-brand:hover {
            color: var(--brand);
        }
        .brand-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(201, 161, 90, 0.18);
            display: inline-block;
            flex-shrink: 0;
        }
        .navbar-main {
            gap: 6px;
        }
        .navbar-main .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 16px;
            border-radius: 999px;
            position: relative;
            letter-spacing: 0.01em;
        }
        .navbar-main .nav-link:hover {
            color: var(--brand);
            background: rgba(22, 33, 62, 0.04);
        }
        .navbar-main .nav-link.active {
            color: var(--brand);
            font-weight: 600;
        }
        .navbar-main .nav-link.active::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--accent);
        }
        .navbar-main .nav-link.nav-cta {
            background: var(--brand);
            color: #fff;
            padding: 8px 22px;
            margin-left: 8px;
            box-shadow: 0 4px 14px rgba(22, 33, 62, 0.18);
        }
        .navbar-main .nav-link.nav-cta:hover {
            background: var(--brand-light);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(22, 33, 62, 0.22);
        }
        .navbar-toggler {
            border: none;
            color: var(--brand);
            font-size: 1.3rem;
            padding: 4px 10px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* ===== Hero ===== */
        .hero-page {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0 90px;
            color: #fff;
            isolation: isolate;
        }
        .hero-page::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(16, 27, 45, 0.9) 0%, rgba(22, 33, 62, 0.7) 50%, rgba(16, 27, 45, 0.4) 100%);
            z-index: -1;
        }
        .hero-page .breadcrumb {
            margin-bottom: 22px;
            background: transparent;
            padding: 0;
        }
        .hero-page .breadcrumb-item {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
        }
        .hero-page .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.75);
        }
        .hero-page .breadcrumb-item a:hover {
            color: #fff;
        }
        .hero-page .breadcrumb-item.active {
            color: var(--accent);
        }
        .hero-page .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.4);
        }
        .hero-page h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.2;
            margin-bottom: 16px;
            max-width: 600px;
        }
        .hero-page .lead {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.75;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-accent {
            background: var(--accent);
            color: #1a1a1a;
            font-weight: 600;
            border: none;
            padding: 12px 30px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(201, 161, 90, 0.4);
            transition: var(--transition);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(201, 161, 90, 0.45);
        }
        .btn-accent:focus-visible {
            outline: 3px solid rgba(201, 161, 90, 0.5);
            outline-offset: 2px;
        }
        .btn-outline-light {
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
            padding: 12px 30px;
            border-radius: 999px;
            font-weight: 500;
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-light:focus-visible {
            outline: 3px solid rgba(255, 255, 255, 0.4);
            outline-offset: 2px;
        }

        /* ===== Section ===== */
        .section {
            padding: 88px 0;
        }
        .section-header {
            max-width: 720px;
            margin: 0 auto 48px;
            text-align: center;
        }
        .section-header .eyebrow {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 2.1rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            color: var(--brand);
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.75;
        }

        /* ===== Intro ===== */
        .intro-section {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
        }
        .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .intro-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .intro-image:hover img {
            transform: scale(1.02);
        }
        .intro-content {
            padding-left: 24px;
        }
        .intro-content h3 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--brand);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .intro-content p {
            color: var(--text-secondary);
            margin-bottom: 16px;
            line-height: 1.8;
        }
        .intro-tags {
            margin-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--brand);
            background: var(--accent-soft);
            border-radius: 999px;
            padding: 5px 14px;
        }
        .tag i {
            font-size: 0.7rem;
            color: var(--accent);
        }

        /* ===== Category Cards ===== */
        .category-section {
            background: var(--bg-body);
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .category-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), transparent);
            opacity: 0;
            transition: var(--transition);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 161, 90, 0.25);
        }
        .category-card:hover::before {
            opacity: 1;
        }
        .category-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--accent-soft);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 22px;
        }
        .category-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--brand);
        }
        .category-card p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 20px;
            min-height: 48px;
        }
        .category-card .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .category-card .tag-list span {
            font-size: 0.75rem;
            color: var(--text-muted);
            background: #f4f5f8;
            border-radius: 999px;
            padding: 4px 12px;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: var(--bg-dark);
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #fff;
        }
        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(16, 27, 45, 0.88);
        }
        .stats-section .container-custom {
            position: relative;
            z-index: 1;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .stat-item {
            padding: 20px 10px;
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .stat-number small {
            font-size: 1.2rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.7);
            margin-left: 4px;
        }
        .stat-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        /* ===== Latest List ===== */
        .latest-section {
            background: #fff;
        }
        .latest-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .latest-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: var(--transition);
            background: var(--bg-body);
        }
        .latest-item:hover {
            border-color: rgba(201, 161, 90, 0.3);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .latest-index {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            min-width: 34px;
            text-align: center;
            padding-top: 4px;
        }
        .latest-item h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--brand);
            margin-bottom: 6px;
        }
        .latest-item p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            margin-bottom: 8px;
            line-height: 1.65;
        }
        .latest-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .badge-soft {
            background: var(--accent-soft);
            color: var(--accent-dark);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 999px;
            padding: 3px 12px;
        }
        .latest-time {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .latest-aside .aside-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            margin-bottom: 24px;
            background: var(--brand);
        }
        .latest-aside .aside-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            opacity: 0.55;
        }
        .aside-card-content {
            padding: 20px 22px;
        }
        .aside-card-content h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
        }
        .aside-card-content p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.85rem;
            line-height: 1.65;
            margin-bottom: 10px;
        }
        .aside-card-content a {
            color: var(--accent);
            font-size: 0.85rem;
            font-weight: 500;
        }
        .aside-card-content a:hover {
            color: #fff;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--bg-body);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
        }
        .process-step {
            position: relative;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 34px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .step-number {
            position: absolute;
            top: 18px;
            right: 20px;
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent-soft);
            line-height: 1;
            z-index: 0;
        }
        .step-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--brand);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin: 0 auto 18px;
            position: relative;
            z-index: 1;
            box-shadow: 0 6px 18px rgba(22, 33, 62, 0.2);
        }
        .process-step h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--brand);
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
        }
        .faq-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(201, 161, 90, 0.3);
        }
        .faq-item summary {
            cursor: pointer;
            padding: 20px 24px;
            font-weight: 600;
            color: var(--brand);
            background: var(--bg-body);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            list-style: none;
            font-size: 0.98rem;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--accent);
            transition: transform 0.28s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary i {
            transform: rotate(45deg);
        }
        .faq-item[open] {
            box-shadow: var(--shadow-sm);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            line-height: 1.75;
            font-size: 0.94rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--brand);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 90px 0;
            color: #fff;
            text-align: center;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(22, 33, 62, 0.88);
        }
        .cta-inner {
            position: relative;
            z-index: 1;
        }
        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 30px;
            font-size: 1rem;
            line-height: 1.75;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0d1522;
            color: rgba(255, 255, 255, 0.6);
            padding: 70px 0 28px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.75;
        }
        .site-footer h5 {
            font-size: 0.95rem;
            margin-bottom: 16px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 30px;
        }
        .footer-bottom p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.38);
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-page h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .container-custom {
                padding: 0 20px;
            }
            .navbar-main {
                gap: 0;
                padding: 10px 0;
            }
            .navbar-main .nav-link {
                padding: 12px 16px;
                border-radius: 12px;
            }
            .navbar-main .nav-link.active::after {
                display: none;
            }
            .navbar-main .nav-link.active {
                background: var(--accent-soft);
            }
            .navbar-main .nav-link.nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
                display: block;
            }
            .hero-page {
                padding: 80px 0 70px;
            }
            .hero-page h1 {
                font-size: 2rem;
            }
            .intro-content {
                padding-left: 0;
                margin-top: 24px;
            }
            .intro-image img {
                height: 260px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .latest-item {
                flex-direction: column;
                gap: 8px;
            }
            .latest-index {
                font-size: 1.1rem;
            }
            .stats-section {
                background-attachment: scroll;
            }
        }
        @media (max-width: 520px) {
            .section-header h2 {
                font-size: 1.65rem;
            }
            .hero-page h1 {
                font-size: 1.75rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-accent,
            .btn-outline-light {
                justify-content: center;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .cta-inner h2 {
                font-size: 1.6rem;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: none !important;
                scroll-behavior: auto !important;
            }
        }