/* roulang page: index */
:root {
            --primary: #c9142e;
            --primary-dark: #a81022;
            --accent: #d4a843;
            --dark: #17171c;
            --dark-soft: #232329;
            --bg: #f8f7f4;
            --white: #ffffff;
            --text: #1f1f24;
            --text-muted: #6f6f76;
            --border: #e8e5e0;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, .04);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, .07);
            --shadow-lg: 0 18px 50px rgba(0, 0, 0, .13);
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary) 0%, #e8354e 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 14px rgba(201, 20, 46, .3);
        }
        .logo-text {
            font-size: 19px;
            font-weight: 800;
            letter-spacing: .5px;
            color: var(--dark);
            line-height: 1.2;
        }
        .logo-sub {
            font-size: 11px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(201, 20, 46, .08);
            padding: 2px 8px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-left: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-link {
            padding: 10px 18px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(201, 20, 46, .05);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(201, 20, 46, .08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #f4f2ef;
            border-radius: 30px;
            padding: 9px 16px;
            width: 200px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: rgba(201, 20, 46, .3);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(201, 20, 46, .08);
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 14px;
            width: 100%;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: #a9a6a2;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(201, 20, 46, .3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 20, 46, .38);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, .7);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            box-shadow: 0 4px 16px rgba(212, 168, 67, .35);
        }
        .btn-accent:hover {
            background: #e6b84c;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 67, .45);
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
            border-radius: 14px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--dark);
            cursor: pointer;
            padding: 6px;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            isolation: isolate;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(14, 14, 18, .87) 0%, rgba(20, 20, 26, .65) 48%, rgba(0, 0, 0, .25) 100%);
            z-index: -1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 24px 90px;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .22);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 24px;
            backdrop-filter: blur(8px);
        }
        .hero h1 {
            font-size: clamp(36px, 5.5vw, 58px);
            font-weight: 900;
            line-height: 1.18;
            color: #fff;
            letter-spacing: -.5px;
            margin-bottom: 20px;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, .82);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 34px;
        }
        .hero-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .hero-tag {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            color: rgba(255, 255, 255, .85);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            backdrop-filter: blur(6px);
        }

        /* Sections */
        .section {
            padding: 96px 0;
        }
        .section-alt {
            background: #fff;
        }
        .section-dark {
            background: var(--dark);
            color: #fff;
        }
        .section-head {
            max-width: 680px;
            margin-bottom: 52px;
        }
        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(201, 20, 46, .08);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: clamp(28px, 4vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            color: var(--dark);
            margin-bottom: 14px;
            letter-spacing: -.5px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* Feature */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 20, 46, .15);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
            background: rgba(201, 20, 46, .1);
            color: var(--primary);
        }
        .feature-card:nth-child(2) .feature-icon {
            background: rgba(212, 168, 67, .14);
            color: #b68b2e;
        }
        .feature-card:nth-child(3) .feature-icon {
            background: rgba(23, 23, 28, .08);
            color: var(--dark);
        }
        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--dark);
        }
        .feature-card p {
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* Category Cards */
        .category-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
        }
        .category-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }
        .category-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .category-card:hover img {
            transform: scale(1.05);
        }
        .category-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, .1) 0%, rgba(0, 0, 0, .72) 100%);
        }
        .category-info {
            position: relative;
            z-index: 2;
            padding: 32px 28px;
            color: #fff;
            width: 100%;
        }
        .category-info .badge {
            display: inline-block;
            background: var(--accent);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .category-info h3 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .category-info p {
            font-size: 14px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 14px;
            max-width: 340px;
        }
        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14.5px;
            color: #fff;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 2px;
            transition: var(--transition);
        }
        .category-link:hover {
            gap: 10px;
            color: var(--accent);
        }

        /* News List */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(201, 20, 46, .2);
        }
        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .news-meta .badge {
            background: rgba(201, 20, 46, .1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
        }
        .news-meta time {
            font-size: 13px;
            color: #a09d99;
        }
        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--dark);
            transition: var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card:hover h3 {
            color: var(--primary);
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
        }
        .news-card:hover .news-more {
            gap: 10px;
        }
        .empty-tip {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
            color: var(--text-muted);
            font-size: 16px;
        }

        /* Stats */
        .stats-section {
            background: linear-gradient(135deg, var(--dark) 0%, #26262c 100%);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(201, 20, 46, .2) 0%, transparent 70%);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 2;
        }
        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, .08);
            transform: translateY(-4px);
        }
        .stat-num {
            display: block;
            font-size: 46px;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-num em {
            font-style: normal;
            color: var(--accent);
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            letter-spacing: 1px;
        }

        /* Timeline */
        .timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
        }
        .timeline-item {
            position: relative;
            padding-top: 48px;
            text-align: center;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            top: 16px;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
            opacity: .2;
            border-radius: 3px;
        }
        .timeline-item::after {
            content: '';
            position: absolute;
            top: 11px;
            left: 50%;
            transform: translateX(-50%);
            width: 13px;
            height: 13px;
            background: var(--primary);
            border: 3px solid #fff;
            border-radius: 50%;
            box-shadow: 0 0 0 3px rgba(201, 20, 46, .15);
        }
        .timeline-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            background: rgba(201, 20, 46, .08);
            border-radius: 14px;
            margin-bottom: 16px;
        }
        .timeline-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--dark);
        }
        .timeline-item p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 220px;
            margin: 0 auto;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(201, 20, 46, .25);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            list-style: none;
            color: var(--dark);
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--text-muted);
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item[open] summary {
            color: var(--primary);
        }
        .faq-item .faq-body {
            padding: 0 24px 22px;
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.8;
            border-top: 1px solid #f0efec;
            padding-top: 16px;
        }

        /* CTA */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0;
            text-align: center;
            isolation: isolate;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 14, 18, .78) 0%, rgba(14, 14, 18, .68) 100%);
            z-index: -1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: clamp(30px, 4.5vw, 44px);
            font-weight: 900;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 18px;
            letter-spacing: -.5px;
        }
        .cta-content p {
            font-size: 17px;
            color: rgba(255, 255, 255, .75);
            line-height: 1.8;
            margin-bottom: 36px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .7);
            padding-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .55);
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }
        .footer-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            padding: 6px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        /* Back to top */
        .back-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 46px;
            height: 46px;
            background: var(--primary);
            color: #fff;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: 0 8px 24px rgba(201, 20, 46, .35);
            z-index: 40;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: var(--transition);
        }
        .back-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }

        /* Focus */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(201, 20, 46, .4);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                position: fixed;
                top: 76px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 20px 40px rgba(0, 0, 0, .1);
                transform: translateY(-120%);
                transition: transform .35s ease;
                z-index: 49;
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .nav-link {
                padding: 14px 16px;
                border-radius: 10px;
            }
            .nav-link.active::after {
                bottom: 8px;
                left: 16px;
                transform: none;
                width: 28px;
            }
            .nav-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .feature-grid,
            .category-grid,
            .news-grid {
                grid-template-columns: 1fr 1fr;
            }
            .timeline {
                grid-template-columns: repeat(2, 1fr);
                row-gap: 40px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 68px 0;
            }
            .site-header .container {
                height: 66px;
            }
            .logo-text {
                font-size: 16px;
            }
            .hero {
                min-height: 520px;
            }
            .hero-content {
                padding: 60px 24px 70px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-num {
                font-size: 34px;
            }
            .timeline {
                grid-template-columns: 1fr;
            }
            .timeline-item::before {
                top: 0;
                left: 50%;
                right: auto;
                width: 3px;
                height: 100%;
            }
            .timeline-item::after {
                top: 50%;
                left: 50%;
                transform: translate(-50%, -50%);
            }
            .timeline-item {
                padding-top: 0;
                padding-left: 40px;
                text-align: left;
            }
            .timeline-num {
                margin-bottom: 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 16px;
            }
            .back-top {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .header-actions .btn-primary {
                padding: 10px 16px;
                font-size: 13px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .hero-actions .btn {
                padding: 12px 20px;
                font-size: 14px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-num {
                font-size: 30px;
            }
            .category-info h3 {
                font-size: 22px;
            }
            .news-card {
                padding: 22px;
            }
            .faq-item summary {
                font-size: 15px;
                padding: 16px 18px;
            }
            .footer-grid {
                gap: 28px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #b31217;
            --primary-dark: #8b0e12;
            --accent: #e8b848;
            --navy: #141c2b;
            --bg-soft: #f7f7f8;
            --text-main: #1c1c1e;
            --text-muted: #6b7280;
            --border-light: #e8e8ea;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --container: 1280px;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: #1c1c1e; background: #fff; line-height: 1.7; -webkit-font-smoothing: antialiased; }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; }
        button { cursor: pointer; border: none; background: none; }
        input:focus, button:focus, a:focus { outline: 2px solid rgba(179, 18, 23, 0.4); outline-offset: 2px; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

        /* Header Shared */
        .site-header {
            position: sticky; top: 0; z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 232, 234, 0.8);
            box-shadow: 0 1px 8px rgba(20, 28, 43, 0.04);
        }
        .site-header .container {
            display: flex; align-items: center; justify-content: space-between;
            height: 72px; gap: 24px;
        }
        .logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
        .logo-icon {
            width: 38px; height: 38px; border-radius: 10px;
            background: linear-gradient(135deg, #b31217, #dc2626);
            display: flex; align-items: center; justify-content: center;
            color: #fff; font-size: 16px;
            box-shadow: 0 4px 12px rgba(179, 18, 23, 0.35);
        }
        .logo-text { font-size: 19px; font-weight: 800; color: #141c2b; letter-spacing: -0.3px; }
        .logo-sub { font-size: 12px; font-weight: 600; color: #b31217; background: rgba(179, 18, 23, 0.08); padding: 2px 8px; border-radius: 999px; }
        .main-nav { display: flex; align-items: center; gap: 8px; }
        .main-nav .nav-link {
            padding: 8px 16px; font-size: 15px; font-weight: 600;
            color: #4b5563; border-radius: 999px;
            transition: all 0.25s ease;
        }
        .main-nav .nav-link:hover { color: #b31217; background: rgba(179, 18, 23, 0.06); }
        .main-nav .nav-link.active { color: #fff; background: #b31217; box-shadow: 0 4px 14px rgba(179, 18, 23, 0.3); }
        .header-actions { display: flex; align-items: center; gap: 12px; }
        .search-box {
            display: flex; align-items: center; gap: 8px;
            background: #f3f4f6; border: 1px solid transparent;
            border-radius: 999px; padding: 8px 16px; width: 220px;
            transition: all 0.25s;
        }
        .search-box:focus-within { border-color: rgba(179, 18, 23, 0.3); background: #fff; box-shadow: 0 0 0 4px rgba(179, 18, 23, 0.08); }
        .search-box i { color: #9ca3af; font-size: 13px; }
        .search-box input { border: none; outline: none; background: transparent; font-size: 14px; width: 100%; }
        .btn {
            display: inline-flex; align-items: center; justify-content: center; gap: 8px;
            font-size: 14px; font-weight: 700; padding: 10px 22px;
            border-radius: 999px; transition: all 0.3s ease;
            white-space: nowrap;
        }
        .btn-primary { background: #b31217; color: #fff; box-shadow: 0 4px 14px rgba(179, 18, 23, 0.3); }
        .btn-primary:hover { background: #8b0e12; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(179, 18, 23, 0.4); }
        .btn-outline { border: 2px solid rgba(255, 255, 255, 0.8); color: #fff; }
        .btn-outline:hover { background: rgba(255, 255, 255, 0.15); transform: translateY(-2px); }
        .btn-light { background: #fff; color: #b31217; box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
        .btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
        .nav-toggle { display: none; width: 40px; height: 40px; border-radius: 10px; background: #f3f4f6; font-size: 18px; color: #141c2b; }
        .nav-toggle:hover { background: #e8e8ea; }

        /* Hero Banner */
        .page-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover; background-position: center;
            padding: 88px 0 96px; color: #fff;
        }
        .page-hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(20, 28, 43, 0.92) 0%, rgba(179, 18, 23, 0.75) 100%);
        }
        .page-hero .container { position: relative; z-index: 2; }
        .hero-badge {
            display: inline-flex; align-items: center; gap: 8px;
            background: rgba(255, 255, 255, 0.15); backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 6px 16px; border-radius: 999px;
            font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 20px;
        }
        .page-hero h1 { font-size: 48px; font-weight: 800; line-height: 1.15; letter-spacing: -1px; margin-bottom: 16px; max-width: 720px; }
        .page-hero p { font-size: 17px; line-height: 1.7; opacity: 0.92; max-width: 620px; margin-bottom: 28px; }
        .hero-bar {
            display: inline-flex; align-items: center; gap: 14px;
            background: rgba(255, 255, 255, 0.12); backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px; padding: 14px 24px; margin-top: 8px;
        }
        .hero-bar .time-box { text-align: center; }
        .hero-bar .time-box .num { font-size: 20px; font-weight: 800; color: #e8b848; }
        .hero-bar .time-box .label { font-size: 11px; opacity: 0.7; }
        .hero-bar .divider { width: 1px; height: 28px; background: rgba(255, 255, 255, 0.25); }

        /* Section shared */
        .section { padding: 80px 0; }
        .section-alt { background: #f7f7f8; }
        .section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
        .section-tag { display: inline-block; font-size: 13px; font-weight: 700; color: #b31217; background: rgba(179, 18, 23, 0.06); padding: 4px 14px; border-radius: 999px; margin-bottom: 12px; }
        .section-head h2 { font-size: 34px; font-weight: 800; color: #141c2b; letter-spacing: -0.5px; margin-bottom: 12px; }
        .section-head p { color: #6b7280; font-size: 16px; }

        /* Card common */
        .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .news-card {
            background: #fff; border-radius: 20px; overflow: hidden;
            border: 1px solid #e8e8ea; box-shadow: 0 4px 20px rgba(0,0,0,0.04);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex; flex-direction: column;
        }
        .news-card:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(0,0,0,0.1); }
        .news-card .card-img { position: relative; height: 200px; overflow: hidden; }
        .news-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .news-card:hover .card-img img { transform: scale(1.05); }
        .card-tag {
            position: absolute; top: 14px; left: 14px;
            background: rgba(255, 255, 255, 0.95); color: #b31217;
            font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 999px;
            backdrop-filter: blur(4px);
        }
        .card-date { position: absolute; bottom: 14px; right: 14px; background: rgba(20, 28, 43, 0.75); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 999px; backdrop-filter: blur(4px); }
        .news-card .card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
        .news-card h3 { font-size: 18px; font-weight: 700; color: #141c2b; line-height: 1.4; margin-bottom: 10px; }
        .news-card h3 a { transition: color 0.2s; }
        .news-card h3 a:hover { color: #b31217; }
        .news-card .card-desc { font-size: 14px; color: #6b7280; line-height: 1.7; flex: 1; margin-bottom: 16px; }
        .news-card .card-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; border-top: 1px solid #f0f0f2; }
        .card-link { font-size: 14px; font-weight: 600; color: #b31217; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.2s; }
        .card-link:hover { gap: 10px; }
        .card-likes { display: flex; align-items: center; gap: 6px; font-size: 13px; color: #9ca3af; }

        /* Category Entry */
        .cat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .cat-card {
            background: #fff; border-radius: 20px; padding: 32px;
            border: 1px solid #e8e8ea; box-shadow: 0 4px 20px rgba(0,0,0,0.04);
            transition: all 0.3s ease; position: relative; overflow: hidden;
        }
        .cat-card::after {
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
            background: linear-gradient(90deg, #b31217, #e8b848); opacity: 0; transition: opacity 0.3s;
        }
        .cat-card:hover { transform: translateY(-5px); box-shadow: 0 12px 30px rgba(0,0,0,0.1); }
        .cat-card:hover::after { opacity: 1; }
        .cat-icon { width: 52px; height: 52px; border-radius: 14px; background: rgba(179, 18, 23, 0.08); display: flex; align-items: center; justify-content: center; font-size: 22px; color: #b31217; margin-bottom: 18px; }
        .cat-card h3 { font-size: 20px; font-weight: 700; color: #141c2b; margin-bottom: 8px; }
        .cat-card p { font-size: 14px; color: #6b7280; line-height: 1.7; margin-bottom: 18px; }
        .cat-more { font-size: 14px; font-weight: 600; color: #b31217; display: inline-flex; align-items: center; gap: 6px; }
        .cat-more i { transition: transform 0.2s; }
        .cat-more:hover i { transform: translateX(4px); }

        /* Info strip */
        .info-strip { background: #141c2b; border-radius: 20px; padding: 40px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
        .info-strip h3 { color: #fff; font-size: 22px; font-weight: 700; margin-bottom: 6px; }
        .info-strip p { color: #9ca3af; font-size: 14px; }

        /* Timeline */
        .timeline { position: relative; max-width: 780px; margin: 0 auto; padding-left: 36px; }
        .timeline::before { content: ''; position: absolute; left: 12px; top: 0; bottom: 0; width: 3px; background: linear-gradient(180deg, #b31217, rgba(179, 18, 23, 0.1)); border-radius: 999px; }
        .timeline-item { position: relative; padding-bottom: 36px; }
        .timeline-item:last-child { padding-bottom: 0; }
        .timeline-dot { position: absolute; left: -34px; top: 6px; width: 26px; height: 26px; background: #b31217; border: 4px solid rgba(179, 18, 23, 0.2); border-radius: 50%; }
        .timeline-card { background: #fff; border: 1px solid #e8e8ea; border-radius: 16px; padding: 24px 28px; box-shadow: 0 4px 16px rgba(0,0,0,0.04); }
        .timeline-date { font-size: 13px; font-weight: 700; color: #b31217; margin-bottom: 6px; }
        .timeline-card h3 { font-size: 18px; font-weight: 700; color: #141c2b; margin-bottom: 8px; }
        .timeline-card p { font-size: 14px; color: #6b7280; line-height: 1.7; }

        /* Number stats */
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
        .stat-card { text-align: center; background: #fff; border: 1px solid #e8e8ea; border-radius: 16px; padding: 28px 16px; transition: all 0.3s; }
        .stat-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-4px); }
        .stat-num { font-size: 36px; font-weight: 800; color: #b31217; line-height: 1.2; margin-bottom: 4px; }
        .stat-label { font-size: 14px; color: #6b7280; }

        /* CTA */
        .cta-section { background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; position: relative; padding: 80px 0; }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: rgba(20, 28, 43, 0.88); }
        .cta-section .container { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
        .cta-content h2 { color: #fff; font-size: 32px; font-weight: 800; margin-bottom: 10px; }
        .cta-content p { color: #d1d5db; font-size: 16px; max-width: 440px; }

        /* FAQ */
        .faq-wrap { max-width: 760px; margin: 0 auto; }
        .faq-item { background: #fff; border: 1px solid #e8e8ea; border-radius: 14px; margin-bottom: 12px; overflow: hidden; transition: box-shadow 0.3s; }
        .faq-item:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.06); }
        .faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; font-size: 16px; font-weight: 600; color: #141c2b; text-align: left; gap: 16px; }
        .faq-q i { transition: transform 0.3s; color: #b31217; font-size: 14px; }
        .faq-item.details[open] .faq-q i { transform: rotate(180deg); }
        .faq-a { padding: 0 24px 20px; font-size: 14px; color: #6b7280; line-height: 1.8; }

        /* Footer */
        .site-footer { background: #141c2b; color: #9ca3af; padding: 60px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
        .footer-brand p { font-size: 14px; margin-top: 12px; max-width: 340px; }
        .footer-brand .logo .logo-text { color: #fff; }
        .footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 18px; }
        .footer-col a { display: block; color: #9ca3af; font-size: 14px; padding: 5px 0; transition: color 0.2s, padding-left 0.2s; }
        .footer-col a:hover { color: #fff; padding-left: 4px; }
        .footer-col a i { margin-right: 8px; color: #e8b848; font-size: 12px; }
        .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 20px 0; text-align: center; font-size: 13px; }

        /* Responsive */
        @media (max-width: 1024px) {
            .news-grid, .cat-cards { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .site-header .container { height: 64px; }
            .main-nav {
                position: fixed; top: 64px; left: 0; right: 0;
                background: #fff; box-shadow: 0 12px 32px rgba(0,0,0,0.12);
                flex-direction: column; padding: 20px 24px; gap: 12px;
                transform: translateY(-150%); opacity: 0; visibility: hidden;
                transition: all 0.35s ease; z-index: 49;
                border-bottom: 1px solid #e8e8ea;
            }
            .main-nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
            .main-nav .nav-link { width: 100%; text-align: center; }
            .search-box { display: none; }
            .nav-toggle { display: block; }
            .page-hero { padding: 60px 0 70px; }
            .page-hero h1 { font-size: 32px; }
            .hero-bar { flex-wrap: wrap; }
            .section { padding: 60px 0; }
            .section-head h2 { font-size: 26px; }
            .news-grid { grid-template-columns: 1fr; }
            .cat-cards { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .cta-content h2 { font-size: 24px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .logo-text { font-size: 16px; }
            .logo-sub { display: none; }
            .header-actions .btn span { display: none; }
            .stats-grid { grid-template-columns: 1fr; }
            .info-strip { flex-direction: column; align-items: flex-start; padding: 28px; }
            .page-hero h1 { font-size: 26px; }
        }

/* roulang page: article */
:root {
            --primary: #8B1A1A;
            --primary-dark: #6B1212;
            --primary-light: #A83535;
            --secondary: #C9A227;
            --secondary-light: #E8C96A;
            --ink: #1A1A2E;
            --text: #2D2D2D;
            --text-light: #6B7280;
            --bg: #F8F7F4;
            --bg-white: #FFFFFF;
            --border: #E5E7EB;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.10);
            --transition: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(229, 231, 235, 0.8);
            box-shadow: 0 2px 16px rgba(26, 26, 46, 0.04);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(139, 26, 26, 0.25);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .logo-sub {
            font-size: 12px;
            font-weight: 600;
            color: var(--secondary);
            background: rgba(201, 162, 39, 0.12);
            padding: 4px 10px;
            border-radius: 20px;
            margin-left: 2px;
            letter-spacing: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }
        .nav-link {
            position: relative;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(139, 26, 26, 0.06);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 40px;
            padding: 8px 16px;
            gap: 8px;
            width: 220px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
            background: #fff;
        }
        .search-box i {
            color: var(--text-light);
            font-size: 14px;
        }
        .search-box input {
            width: 100%;
            font-size: 14px;
            color: var(--ink);
            background: transparent;
        }
        .search-box input::placeholder {
            color: var(--text-light);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(139, 26, 26, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(139, 26, 26, 0.35);
        }
        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(139, 26, 26, 0.2);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
        }
        .btn-light:hover {
            background: var(--bg);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .btn-block {
            width: 100%;
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            color: var(--ink);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(139, 26, 26, 0.08);
            color: var(--primary);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 90px 0 70px;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88), rgba(107, 18, 18, 0.82)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
        }
        .page-banner h1 {
            font-size: 38px;
            font-weight: 800;
            letter-spacing: 2px;
            line-height: 1.35;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb a:hover {
            color: var(--secondary-light);
        }
        .breadcrumb i {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== Article Main ===== */
        .article-section {
            padding: 60px 0 70px;
        }
        .article-grid {
            display: grid;
            grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
            gap: 40px;
            align-items: start;
        }
        .article-main-col {
            min-width: 0;
        }
        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px 44px;
            border: 1px solid rgba(229, 231, 235, 0.5);
        }
        .article-card h1 {
            font-size: 30px;
            font-weight: 800;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 18px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 28px;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
        }
        .meta-item i {
            color: var(--secondary);
        }
        .meta-item .badge-cat {
            background: rgba(139, 26, 26, 0.1);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }
        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
        }
        .article-body p {
            margin-bottom: 20px;
        }
        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--ink);
            margin: 36px 0 16px;
            padding-left: 14px;
            border-left: 4px solid var(--secondary);
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            margin: 28px 0 12px;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 1.8rem;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body blockquote {
            border-left: 4px solid var(--secondary);
            background: rgba(201, 162, 39, 0.08);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: var(--ink);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-body a {
            color: var(--primary);
            border-bottom: 1px solid rgba(139, 26, 26, 0.3);
        }
        .article-body a:hover {
            color: var(--primary-dark);
            border-bottom-color: var(--primary);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }
        .article-body table th,
        .article-body table td {
            border: 1px solid var(--border);
            padding: 12px 14px;
            text-align: left;
        }
        .article-body table th {
            background: rgba(139, 26, 26, 0.05);
            font-weight: 600;
            color: var(--ink);
        }
        .article-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--text-light);
            transition: var(--transition);
        }
        .tag:hover {
            border-color: var(--secondary);
            color: var(--primary);
        }
        .tag i {
            color: var(--secondary);
            font-size: 12px;
        }
        .btn-back {
            border: 1px solid var(--border);
            color: var(--ink);
            background: #fff;
            border-radius: 30px;
            padding: 10px 20px;
            font-size: 14px;
        }
        .btn-back:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(139, 26, 26, 0.04);
        }

        /* ===== Not Found ===== */
        .not-found-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 70px 50px;
            text-align: center;
            border: 1px dashed var(--border);
        }
        .not-found-icon {
            width: 84px;
            height: 84px;
            border-radius: 50%;
            background: rgba(139, 26, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 32px;
            color: var(--primary);
        }
        .not-found-card h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .not-found-card p {
            color: var(--text-light);
            margin-bottom: 28px;
            font-size: 16px;
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px;
            border: 1px solid rgba(229, 231, 235, 0.5);
        }
        .sidebar-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-title i {
            color: var(--primary);
            font-size: 16px;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(139, 26, 26, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .sidebar-links {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .sidebar-links a i {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: var(--transition);
        }
        .sidebar-links a:hover {
            background: rgba(139, 26, 26, 0.06);
            color: var(--primary);
            transform: translateX(4px);
        }
        .sidebar-posts {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .sidebar-post {
            display: flex;
            gap: 14px;
            align-items: center;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .sidebar-post:hover {
            background: var(--bg);
            transform: translateY(-2px);
        }
        .sidebar-post img {
            width: 72px;
            height: 56px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        }
        .sidebar-post span {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-post:hover span {
            color: var(--primary);
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--ink), #2D1B4E);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .sidebar-cta::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(201, 162, 39, 0.2);
        }
        .sidebar-cta h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 20px;
        }
        .sidebar-cta .btn {
            position: relative;
            z-index: 1;
            font-size: 14px;
            padding: 12px 20px;
        }

        /* ===== Related Section ===== */
        .related-section {
            background: #fff;
            padding: 70px 0;
            border-top: 1px solid var(--border);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            background: rgba(139, 26, 26, 0.08);
            padding: 6px 18px;
            border-radius: 30px;
            letter-spacing: 2px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: 1px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            display: block;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(139, 26, 26, 0.2);
        }
        .related-thumb {
            position: relative;
            overflow: hidden;
            height: 170px;
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.06);
        }
        .related-thumb::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.2));
        }
        .related-info {
            padding: 20px;
        }
        .related-info .badge {
            display: inline-block;
            background: rgba(139, 26, 26, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .related-info h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== Notice Bar ===== */
        .notice-bar {
            background: linear-gradient(135deg, rgba(201, 162, 39, 0.12), rgba(139, 26, 26, 0.08));
            border-top: 1px solid rgba(201, 162, 39, 0.3);
            border-bottom: 1px solid rgba(201, 162, 39, 0.3);
            padding: 22px 0;
        }
        .notice-bar .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            text-align: center;
        }
        .notice-bar i {
            font-size: 24px;
            color: var(--secondary);
        }
        .notice-bar p {
            font-size: 15px;
            color: var(--ink);
            font-weight: 500;
        }
        .notice-bar p strong {
            color: var(--primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 70px 0;
            background: var(--bg);
        }
        .faq-grid {
            max-width: 880px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            border-color: var(--secondary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.8;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
        }
        .faq-answer p {
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, var(--ink) 0%, #2D1B4E 50%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.15;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: 2px;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-actions .btn {
            padding: 14px 32px;
            font-size: 15px;
        }
        .cta-actions .btn-outline {
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .cta-actions .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 18px;
        }
        .footer-brand .logo-icon {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .footer-col a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 6px 0;
            transition: var(--transition);
        }
        .footer-col a i {
            font-size: 12px;
            color: var(--secondary);
        }
        .footer-col a:hover {
            color: var(--secondary-light);
            transform: translateX(4px);
        }
        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 76px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 24px;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
                border-bottom: 1px solid var(--border);
                max-height: calc(100vh - 76px);
                overflow-y: auto;
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                padding: 14px 16px;
                border-radius: 8px;
            }
            .nav-link.active::after {
                bottom: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .search-box {
                width: 180px;
            }
            .header-actions .btn {
                display: none;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .sidebar-card {
                flex: 1;
                min-width: 260px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 68px;
                gap: 12px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
            .logo-text {
                font-size: 17px;
            }
            .logo-sub {
                display: none;
            }
            .search-box {
                display: none;
            }
            .main-nav {
                top: 68px;
            }
            .page-banner {
                padding: 60px 0 46px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .article-card {
                padding: 28px 24px;
                border-radius: 12px;
            }
            .article-card h1 {
                font-size: 24px;
            }
            .article-meta {
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }
            .related-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .cta-section h2 {
                font-size: 28px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .cta-actions .btn {
                width: 100%;
                max-width: 320px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .logo-text {
                font-size: 15px;
            }
            .logo-sub {
                display: none;
            }
            .page-banner h1 {
                font-size: 22px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .article-card {
                padding: 22px 18px;
            }
            .article-body {
                font-size: 15px;
            }
            .article-body h2 {
                font-size: 20px;
            }
            .article-body h3 {
                font-size: 17px;
            }
            .related-thumb {
                height: 180px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-answer p {
                padding: 0 18px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                font-size: 12px;
            }
        }

/* roulang page: category2 */
:root {
    --primary: #e23b3b;
    --primary-dark: #b91c1c;
    --gold: #f5b942;
    --dark: #0e1420;
    --dark-soft: #111a2e;
    --light-bg: #f5f6f8;
    --card-bg: #ffffff;
    --text-main: #161e2e;
    --text-muted: #5b6478;
    --border: #e8eaf0;
    --radius: 16px;
    --shadow-sm: 0 3px 12px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 24px 48px rgba(15, 23, 42, 0.13);
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-main);
    background: var(--light-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  :focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 6px; }

  .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

  /* Header */
  .site-header {
    position: sticky; top: 0; z-index: 60;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.03);
  }
  .site-header .container {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px; min-height: 72px; flex-wrap: wrap;
  }
  .logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--dark); flex-shrink: 0; }
  .logo-icon {
    width: 40px; height: 40px; border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 17px; box-shadow: 0 6px 16px rgba(226, 59, 59, 0.28);
  }
  .logo-text { font-weight: 800; font-size: 20px; letter-spacing: -0.4px; white-space: nowrap; }
  .logo-sub {
    font-size: 12px; color: var(--primary); font-weight: 700;
    background: rgba(226, 59, 59, 0.08);
    padding: 3px 10px; border-radius: 999px; white-space: nowrap;
  }
  .main-nav { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; }
  .nav-link {
    padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 600;
    color: #465269; text-decoration: none; transition: all 0.22s ease;
  }
  .nav-link:hover { background: rgba(15, 23, 42, 0.05); color: var(--dark); }
  .nav-link.active { background: var(--dark); color: #fff; box-shadow: 0 4px 14px rgba(15, 23, 42, 0.2); }
  .header-actions { display: flex; align-items: center; gap: 12px; }
  .search-box {
    display: flex; align-items: center; gap: 8px;
    background: #f0f1f5; border-radius: 999px; padding: 0 16px;
    height: 40px; width: 210px; border: 1px solid transparent; transition: all 0.25s;
  }
  .search-box:focus-within { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(226, 59, 59, 0.12); }
  .search-box i { color: #8a92a6; font-size: 14px; }
  .search-box input { border: none; outline: none; background: transparent; font-size: 14px; width: 100%; color: var(--text-main); }
  .search-box input::placeholder { color: #9aa1b1; }
  .nav-toggle { display: none; background: none; border: none; font-size: 22px; color: var(--dark); cursor: pointer; padding: 8px 10px; border-radius: 10px; transition: background 0.2s; }
  .nav-toggle:hover { background: rgba(15, 23, 42, 0.06); }

  /* Buttons */
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; padding: 11px 22px; font-size: 14px; font-weight: 700; text-decoration: none; cursor: pointer; border: none; transition: all 0.25s ease; line-height: 1.4; }
  .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 18px rgba(226, 59, 59, 0.28); }
  .btn-primary:hover { background: var(--primary-dark); box-shadow: 0 10px 26px rgba(226, 59, 59, 0.36); transform: translateY(-2px); }
  .btn-primary:active { transform: translateY(0) scale(0.98); }
  .btn-dark { background: var(--dark); color: #fff; box-shadow: 0 6px 18px rgba(15, 23, 42, 0.18); }
  .btn-dark:hover { background: #1b2436; transform: translateY(-2px); box-shadow: var(--shadow-md); }
  .btn-outline { background: transparent; border: 1.5px solid rgba(255, 255, 255, 0.65); color: #fff; }
  .btn-outline:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; transform: translateY(-2px); }
  .btn-ghost { background: rgba(15, 23, 42, 0.06); color: var(--dark); }
  .btn-ghost:hover { background: rgba(15, 23, 42, 0.1); transform: translateY(-2px); }

  /* Hero */
  .hero {
    position: relative; color: #fff;
    background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    padding: 120px 0 130px; overflow: hidden;
  }
  .hero::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(115deg, rgba(8, 12, 22, 0.9) 0%, rgba(8, 12, 22, 0.75) 45%, rgba(8, 12, 22, 0.45) 100%);
  }
  .hero-inner { position: relative; z-index: 2; max-width: 820px; }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(6px); border-radius: 999px; padding: 8px 18px;
    font-size: 13px; font-weight: 700; letter-spacing: 0.08em; color: var(--gold);
    text-transform: uppercase; margin-bottom: 24px;
  }
  .hero-badge i { font-size: 12px; }
  .hero h1 { font-size: clamp(36px, 6vw, 58px); font-weight: 900; line-height: 1.1; letter-spacing: -1.5px; }
  .hero-lead { font-size: clamp(18px, 2vw, 24px); font-weight: 800; color: var(--gold); margin-top: 12px; }
  .hero-desc { font-size: 17px; color: rgba(255, 255, 255, 0.78); margin-top: 18px; max-width: 680px; line-height: 1.8; }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
  .hero-stats {
    margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 18px; max-width: 680px;
  }
  .stat-card {
    background: rgba(255, 255, 255, 0.07); border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px; padding: 18px 20px; backdrop-filter: blur(6px);
    transition: all 0.25s;
  }
  .stat-card:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-3px); }
  .stat-num { font-size: 28px; font-weight: 900; color: #fff; line-height: 1.2; }
  .stat-num span { color: var(--gold); }
  .stat-label { font-size: 13px; color: rgba(255, 255, 255, 0.66); margin-top: 4px; }

  /* Sections */
  .section { padding: 90px 0; }
  .section-alt { background: #fff; }
  .section-head { max-width: 720px; margin-bottom: 48px; }
  .section-head .eyebrow { color: var(--primary); font-weight: 800; letter-spacing: 0.08em; font-size: 13px; text-transform: uppercase; }
  .section-head h2 { font-size: clamp(27px, 3.4vw, 38px); font-weight: 900; letter-spacing: -1px; margin: 10px 0 14px; line-height: 1.2; }
  .section-head p { color: var(--text-muted); font-size: 16px; }

  /* Service cards */
  .service-card {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 30px 26px; height: 100%; position: relative; transition: all 0.3s ease; overflow: hidden;
  }
  .service-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--gold));
    opacity: 0; transition: opacity 0.3s;
  }
  .service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(226, 59, 59, 0.16); }
  .service-card:hover::after { opacity: 1; }
  .service-icon {
    width: 54px; height: 54px; border-radius: 15px; display: flex; align-items: center;
    justify-content: center; font-size: 22px; margin-bottom: 22px;
    background: linear-gradient(135deg, rgba(226, 59, 59, 0.1), rgba(245, 185, 66, 0.1));
    color: var(--primary);
  }
  .service-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; }
  .service-card p { color: var(--text-muted); font-size: 15px; line-height: 1.75; }

  /* Countdown card */
  .drop-card {
    display: flex; flex-direction: column; gap: 16px;
    background: linear-gradient(135deg, var(--dark), var(--dark-soft));
    border-radius: 22px; padding: 28px 30px; color: #fff;
    margin-bottom: 44px; box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
  }
  .drop-label { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.6); text-transform: uppercase; }
  .drop-name { font-size: 20px; font-weight: 800; margin-top: 6px; display: block; }
  .drop-name i { color: var(--gold); margin-right: 8px; }
  .countdown { display: flex; gap: 12px; flex-wrap: wrap; }
  .cd-item { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 14px; padding: 10px 16px; min-width: 68px; text-align: center; }
  .cd-item b { display: block; font-size: 28px; font-weight: 900; line-height: 1.3; color: #fff; font-variant-numeric: tabular-nums; }
  .cd-item span { font-size: 12px; color: rgba(255, 255, 255, 0.55); }

  /* Ticket cards */
  .ticket-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .ticket-card {
    background: #fff; border: 1px solid var(--border); border-radius: 22px;
    overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
    transition: all 0.3s ease; height: 100%;
  }
  .ticket-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(226, 59, 59, 0.14); }
  .ticket-top {
    background: var(--dark); color: #fff; padding: 20px 24px;
    display: flex; align-items: center; justify-content: space-between; gap: 14px;
  }
  .ticket-date { display: flex; align-items: center; gap: 12px; }
  .ticket-day { font-size: 38px; font-weight: 900; line-height: 1; }
  .ticket-month { font-size: 14px; font-weight: 700; color: rgba(255, 255, 255, 0.65); }
  .ticket-status { font-size: 12px; font-weight: 800; padding: 6px 14px; border-radius: 999px; background: rgba(245, 185, 66, 0.14); color: var(--gold); white-space: nowrap; }
  .ticket-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
  .ticket-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; color: var(--primary); background: rgba(226, 59, 59, 0.08); padding: 5px 12px; border-radius: 999px; margin-bottom: 12px; }
  .ticket-body h3 { font-size: 19px; font-weight: 800; margin-bottom: 6px; }
  .ticket-venue { font-size: 14px; color: var(--text-muted); margin-bottom: 18px; }
  .ticket-venue i { color: var(--primary); margin-right: 6px; }
  .ticket-divider { border: none; border-top: 2px dashed var(--border); margin: 0 0 18px; }
  .ticket-action { margin-top: auto; display: flex; gap: 10px; align-items: center; }
  .ticket-action .btn { flex: 1; }

  /* Process */
  .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
  .process-step {
    position: relative; background: #fff; border: 1px solid var(--border);
    border-radius: 20px; padding: 34px 24px 28px; text-align: center;
    transition: all 0.3s ease; overflow: hidden;
  }
  .process-step:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); border-color: rgba(226, 59, 59, 0.15); }
  .step-num { position: absolute; top: -6px; right: 14px; font-size: 62px; font-weight: 900; color: rgba(226, 59, 59, 0.06); line-height: 1; }
  .step-icon { width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 18px; background: linear-gradient(135deg, rgba(226, 59, 59, 0.1), rgba(245, 185, 66, 0.12)); display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--primary); }
  .process-step h3 { font-size: 17px; font-weight: 800; margin-bottom: 10px; }
  .process-step p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

  /* Guide cards */
  .guide-card { background: #fff; border: 1px solid var(--border); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow-sm); transition: all 0.3s; display: flex; flex-direction: column; height: 100%; }
  .guide-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
  .guide-thumb { position: relative; height: 210px; overflow: hidden; }
  .guide-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
  .guide-card:hover .guide-thumb img { transform: scale(1.05); }
  .guide-badge { position: absolute; left: 16px; top: 16px; background: rgba(14, 20, 32, 0.85); color: var(--gold); font-size: 12px; font-weight: 700; padding: 6px 14px; border-radius: 999px; backdrop-filter: blur(4px); }
  .guide-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
  .guide-body h3 { font-size: 18px; font-weight: 800; margin-bottom: 10px; }
  .guide-body p { font-size: 14px; color: var(--text-muted); line-height: 1.75; margin-bottom: 18px; }
  .guide-link { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--primary); text-decoration: none; transition: gap 0.2s; }
  .guide-link:hover { gap: 10px; color: var(--primary-dark); }

  /* FAQ */
  .faq-wrap { max-width: 820px; margin: 0 auto; }
  .faq-item { background: #fff; border: 1px solid var(--border); border-radius: 16px; margin-bottom: 14px; box-shadow: var(--shadow-sm); transition: all 0.25s; }
  .faq-item.open { border-color: rgba(226, 59, 59, 0.18); box-shadow: var(--shadow-md); }
  .faq-q { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 20px 24px; cursor: pointer; font-weight: 700; font-size: 16px; }
  .faq-q i { color: var(--primary); transition: transform 0.3s; flex-shrink: 0; }
  .faq-item.open .faq-q i { transform: rotate(45deg); }
  .faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
  .faq-a-inner { padding: 0 24px 22px; color: var(--text-muted); font-size: 15px; line-height: 1.85; }

  /* CTA */
  .cta-banner {
    position: relative; padding: 100px 0; text-align: center; color: #fff;
    background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  }
  .cta-banner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10, 14, 25, 0.92), rgba(20, 26, 44, 0.82)); }
  .cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
  .cta-inner h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 900; letter-spacing: -1px; line-height: 1.2; }
  .cta-inner p { font-size: 17px; color: rgba(255, 255, 255, 0.75); margin-top: 16px; margin-bottom: 30px; }
  .cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

  /* Footer */
  .site-footer { background: #0c111b; color: #9aa3b5; padding: 64px 0 28px; }
  .footer-grid { display: grid; grid-template-columns: 2.2fr 1fr 1fr; gap: 48px; }
  .footer-brand .logo { color: #fff; }
  .footer-brand p { margin-top: 16px; font-size: 14px; line-height: 1.85; max-width: 340px; color: #7c8598; }
  .footer-col h4 { color: #fff; font-size: 14px; letter-spacing: 0.06em; margin-bottom: 16px; }
  .footer-col a { display: flex; align-items: center; gap: 8px; color: #8a93a6; font-size: 14px; padding: 7px 0; text-decoration: none; transition: all 0.2s; }
  .footer-col a:hover { color: #fff; padding-left: 6px; }
  .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); margin-top: 44px; padding-top: 26px; text-align: center; font-size: 13px; color: #697386; line-height: 1.7; }

  /* Responsive */
  @media (max-width: 1024px) {
    .search-box { width: 170px; }
    .nav-link { padding: 8px 12px; font-size: 13px; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .ticket-grid { grid-template-columns: 1fr; }
  }
  @media (max-width: 768px) {
    .site-header .container { min-height: auto; padding: 14px 20px; row-gap: 10px; }
    .main-nav { display: none; width: 100%; order: 4; flex-direction: column; align-items: stretch; border-top: 1px solid var(--border); padding-top: 14px; margin-top: 4px; }
    .main-nav.open { display: flex; }
    .nav-link { padding: 12px 16px; border-radius: 12px; font-size: 15px; text-align: center; }
    .search-box { display: none; }
    .nav-toggle { display: block; }
    .header-actions { margin-left: auto; }
    .hero { padding: 80px 0 90px; }
    .hero-stats { grid-template-columns: 1fr; max-width: 100%; }
    .section { padding: 64px 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .drop-card { padding: 24px; }
    .countdown { gap: 8px; }
    .cd-item { padding: 8px 12px; min-width: 56px; }
    .cd-item b { font-size: 22px; }
  }
  @media (max-width: 520px) {
    .logo-text { font-size: 17px; }
    .logo-sub { font-size: 11px; padding: 2px 8px; }
    .logo-icon { width: 36px; height: 36px; font-size: 15px; border-radius: 10px; }
    .header-actions .btn-primary { padding: 10px 14px; font-size: 13px; }
    .hero h1 { font-size: 32px; }
    .hero-desc { font-size: 15px; }
    .hero-actions .btn { width: 100%; }
    .section-head h2 { font-size: 25px; }
    .ticket-top { flex-direction: column; align-items: flex-start; }
    .ticket-status { align-self: flex-start; }
    .process-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .cta-actions .btn { width: 100%; }
    .drop-name { font-size: 17px; }
  }