/* roulang page: index */
:root {
            --primary: #0B1A33;
            --primary-light: #1A2D4A;
            --primary-lighter: #2C4160;
            --secondary: #D4A84B;
            --secondary-light: #E8C97A;
            --secondary-dark: #B8922E;
            --accent: #E8485B;
            --accent-light: #F06A7A;
            --bg-light: #F7F8FA;
            --bg-dark: #0B1A33;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-body: #3A3F5C;
            --text-light: #7A7F99;
            --text-white: #ffffff;
            --border: #E8EAF0;
            --border-light: #F0F2F6;
            --shadow-sm: 0 2px 8px rgba(11, 26, 51, 0.06);
            --shadow: 0 8px 30px rgba(11, 26, 51, 0.10);
            --shadow-lg: 0 20px 50px rgba(11, 26, 51, 0.14);
            --shadow-glow: 0 0 30px rgba(212, 168, 75, 0.20);
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        a:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

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

        .section-padding {
            padding-top: 90px;
            padding-bottom: 90px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
            line-height: 1.25;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 2.5rem;
        }

        .section-divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--secondary), var(--secondary-light));
            border-radius: 4px;
            margin: 0 auto 1.25rem;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 2px 20px rgba(11, 26, 51, 0.05);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: 70px;
        }

        .site-header .navbar-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.03em;
            padding: 0;
            margin-right: 2rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-header .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-lighter));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--secondary);
            font-size: 1.1rem;
        }

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

        .site-header .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            padding: 0.6rem 1.1rem !important;
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            position: relative;
        }

        .site-header .nav-link:hover {
            color: var(--primary);
            background: rgba(11, 26, 51, 0.04);
        }

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

        .site-header .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 1.1rem;
            right: 1.1rem;
            height: 3px;
            background: linear-gradient(90deg, var(--secondary), var(--secondary-light));
            border-radius: 4px;
        }

        .site-header .search-box {
            position: relative;
            margin-right: 1rem;
        }

        .site-header .search-box input {
            width: 200px;
            padding: 0.45rem 1rem 0.45rem 2.4rem;
            border: 1.5px solid var(--border);
            border-radius: 50px;
            background: var(--bg-light);
            font-size: 0.9rem;
            transition: border-color var(--transition), box-shadow var(--transition);
            color: var(--text-body);
        }

        .site-header .search-box input:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.12);
            outline: none;
        }

        .site-header .search-box input::placeholder {
            color: var(--text-light);
        }

        .site-header .search-box i {
            position: absolute;
            left: 0.9rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-light);
            font-size: 0.85rem;
            pointer-events: none;
        }

        .site-header .btn-cta {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.6rem;
            border-radius: 50px;
            border: none;
            transition: transform var(--transition), box-shadow var(--transition);
            white-space: nowrap;
        }

        .site-header .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
            color: var(--primary);
        }

        .site-header .btn-cta:active {
            transform: translateY(0);
        }

        .navbar-toggler {
            border: none;
            padding: 0.4rem;
            font-size: 1.4rem;
            color: var(--primary);
            background: transparent;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(11,26,51,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== Hero ===== */
        .hero-section {
            padding-top: 130px;
            padding-bottom: 100px;
            background: linear-gradient(145deg, var(--primary) 0%, var(--primary-light) 45%, var(--primary-lighter) 100%);
            position: relative;
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 30%, rgba(212, 168, 75, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 70%, rgba(232, 72, 91, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 50%, rgba(255, 255, 255, 0.02) 0%, transparent 40%);
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(2px 2px at 15% 25%, rgba(255, 255, 255, 0.25), transparent),
                radial-gradient(2px 2px at 35% 55%, rgba(255, 255, 255, 0.20), transparent),
                radial-gradient(2px 2px at 55% 15%, rgba(255, 255, 255, 0.30), transparent),
                radial-gradient(2px 2px at 70% 70%, rgba(255, 255, 255, 0.18), transparent),
                radial-gradient(2px 2px at 90% 40%, rgba(255, 255, 255, 0.22), transparent),
                radial-gradient(3px 3px at 45% 80%, rgba(255, 255, 255, 0.15), transparent),
                radial-gradient(3px 3px at 8% 70%, rgba(255, 255, 255, 0.12), transparent),
                radial-gradient(3px 3px at 75% 90%, rgba(255, 255, 255, 0.18), transparent);
            background-size: 200px 200px;
            background-repeat: repeat;
            opacity: 0.5;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 75, 0.15);
            border: 1px solid rgba(212, 168, 75, 0.25);
            color: var(--secondary-light);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 0.35rem 1.2rem;
            border-radius: 50px;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            font-size: 0.75rem;
        }

        .hero-title {
            font-size: 3.6rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.03em;
            line-height: 1.15;
            margin-bottom: 1.2rem;
            text-shadow: 0 2px 30px rgba(0, 0, 0, 0.20);
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 620px;
            margin: 0 auto 2.2rem;
            line-height: 1.7;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }

        .hero-buttons .btn-primary-custom {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 0.8rem 2.4rem;
            border-radius: 50px;
            border: none;
            transition: transform var(--transition), box-shadow var(--transition);
            box-shadow: 0 4px 20px rgba(212, 168, 75, 0.30);
        }

        .hero-buttons .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 35px rgba(212, 168, 75, 0.40);
            color: var(--primary);
        }

        .hero-buttons .btn-outline-custom {
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            padding: 0.8rem 2.4rem;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.30);
            transition: background var(--transition), border-color var(--transition), transform var(--transition);
        }

        .hero-buttons .btn-outline-custom:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.50);
            transform: translateY(-3px);
            color: var(--text-white);
        }

        /* ===== Brand Values ===== */
        .values-section {
            background: var(--bg-light);
        }

        .value-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 2.2rem 1.8rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
        }

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

        .value-icon {
            width: 68px;
            height: 68px;
            border-radius: 18px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.25rem;
            font-size: 1.6rem;
            color: var(--secondary);
            transition: transform var(--transition);
        }

        .value-card:hover .value-icon {
            transform: scale(1.05);
        }

        .value-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.6rem;
        }

        .value-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ===== Sports Categories ===== */
        .categories-section {
            background: var(--bg-card);
        }

        .category-card {
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            cursor: pointer;
            position: relative;
        }

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

        .category-card .cat-img {
            height: 160px;
            background: linear-gradient(145deg, var(--primary-light), var(--primary-lighter));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--secondary);
            position: relative;
            transition: background var(--transition);
        }

        .category-card:hover .cat-img {
            background: linear-gradient(145deg, var(--primary), var(--primary-light));
        }

        .category-card .cat-img .cat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(11, 26, 51, 0.40) 100%);
        }

        .category-card .cat-body {
            padding: 1.4rem 1.5rem 1.6rem;
        }

        .category-card .cat-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.4rem;
        }

        .category-card .cat-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 0.8rem;
            line-height: 1.5;
        }

        .category-card .cat-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--secondary-dark);
            background: rgba(212, 168, 75, 0.12);
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
        }

        /* ===== Latest News ===== */
        .news-section {
            background: var(--bg-light);
        }

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

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .news-card .news-img {
            height: 190px;
            background: linear-gradient(145deg, var(--primary-lighter), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.4rem;
            color: var(--secondary);
            position: relative;
        }

        .news-card .news-img .news-cat-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.9rem;
            border-radius: 50px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .news-card .news-body {
            padding: 1.4rem 1.5rem 1.6rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .news-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.5rem;
            line-height: 1.4;
            flex: 1;
        }

        .news-card .news-body h3 a {
            color: inherit;
        }

        .news-card .news-body h3 a:hover {
            color: var(--secondary-dark);
        }

        .news-card .news-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 0.8rem;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: auto;
            padding-top: 0.6rem;
            border-top: 1px solid var(--border-light);
        }

        .news-card .news-meta i {
            margin-right: 4px;
            font-size: 0.7rem;
        }

        .news-empty {
            text-align: center;
            padding: 3rem 1rem;
            color: var(--text-light);
            font-size: 1.05rem;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(145deg, var(--primary) 0%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 30% 50%, rgba(212, 168, 75, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 50%, rgba(232, 72, 91, 0.06) 0%, transparent 50%);
            pointer-events: none;
        }

        .stat-item {
            text-align: center;
            padding: 1.5rem 0.5rem;
            position: relative;
            z-index: 2;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.1;
            margin-bottom: 0.3rem;
            letter-spacing: -0.02em;
        }

        .stat-number .suffix {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--secondary-light);
        }

        .stat-label {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.70);
            font-weight: 500;
        }

        .stat-divider {
            width: 40px;
            height: 3px;
            background: rgba(212, 168, 75, 0.30);
            border-radius: 4px;
            margin: 0.6rem auto;
        }

        /* ===== Process ===== */
        .process-section {
            background: var(--bg-card);
        }

        .process-step {
            text-align: center;
            padding: 1.5rem 1rem;
            position: relative;
        }

        .process-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--secondary);
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .process-step:hover .step-num {
            transform: scale(1.08);
            box-shadow: 0 0 0 8px rgba(212, 168, 75, 0.12);
        }

        .process-step .step-icon {
            font-size: 1.8rem;
            color: var(--secondary);
            margin-bottom: 0.5rem;
        }

        .process-step h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.3rem;
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 0;
        }

        .process-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--secondary);
            opacity: 0.5;
            padding: 0 0.5rem;
        }

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

        .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 0.75rem;
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .accordion-button {
            font-weight: 600;
            color: var(--primary);
            background: var(--bg-card);
            font-size: 1rem;
            padding: 1.1rem 1.4rem;
            border: none;
            box-shadow: none;
        }

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

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B1A33'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform var(--transition);
        }

        .accordion-button:focus {
            box-shadow: none;
            outline: 3px solid var(--secondary);
            outline-offset: -3px;
        }

        .accordion-body {
            padding: 0 1.4rem 1.2rem;
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(145deg, var(--primary) 0%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 30% 20%, rgba(212, 168, 75, 0.10) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(232, 72, 91, 0.06) 0%, transparent 50%);
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-content h2 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 0.8rem;
            letter-spacing: -0.02em;
        }

        .cta-content p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.70);
            max-width: 560px;
            margin: 0 auto 2rem;
        }

        .cta-content .btn-cta-large {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
            color: var(--primary);
            font-weight: 700;
            font-size: 1.1rem;
            padding: 0.9rem 3rem;
            border-radius: 50px;
            border: none;
            transition: transform var(--transition), box-shadow var(--transition);
            box-shadow: 0 6px 30px rgba(212, 168, 75, 0.30);
            display: inline-block;
        }

        .cta-content .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 40px rgba(212, 168, 75, 0.40);
            color: var(--primary);
        }

        .cta-content .btn-cta-large:active {
            transform: translateY(0);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.65);
            padding-top: 50px;
            padding-bottom: 30px;
        }

        .site-footer .footer-brand {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 0.8rem;
        }

        .site-footer .footer-brand .brand-icon {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 0.9rem;
        }

        .site-footer .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.50);
            max-width: 320px;
            line-height: 1.7;
        }

        .site-footer h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 1.1rem;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 0.5rem;
        }

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color var(--transition), padding-left var(--transition);
            display: inline-block;
        }

        .site-footer .footer-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 0.8rem;
            margin-top: 1rem;
        }

        .site-footer .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.55);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }

        .site-footer .footer-social a:hover {
            background: var(--secondary);
            color: var(--primary);
            transform: translateY(-3px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.6rem;
            margin-top: 2.5rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1199.98px) {
            .hero-title {
                font-size: 3rem;
            }
            .section-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: var(--bg-card);
                padding: 1rem 1.2rem;
                border-radius: var(--radius);
                box-shadow: var(--shadow-lg);
                margin-top: 0.5rem;
                border: 1px solid var(--border-light);
            }

            .site-header .nav-link.active::after {
                display: none;
            }

            .site-header .nav-link {
                padding: 0.7rem 1rem !important;
                border-radius: var(--radius-sm);
            }

            .site-header .search-box {
                margin: 0.8rem 0;
                width: 100%;
            }

            .site-header .search-box input {
                width: 100%;
            }

            .site-header .btn-cta {
                width: 100%;
                text-align: center;
            }

            .hero-section {
                min-height: 70vh;
                padding-top: 110px;
                padding-bottom: 70px;
            }

            .hero-title {
                font-size: 2.6rem;
            }

            .hero-desc {
                font-size: 1.05rem;
            }

            .section-padding {
                padding-top: 60px;
                padding-bottom: 60px;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .process-arrow {
                transform: rotate(90deg);
                padding: 0.5rem 0;
            }

            .stat-number {
                font-size: 2.4rem;
            }

            .cta-content h2 {
                font-size: 2rem;
            }

            .site-footer .footer-brand {
                justify-content: center;
            }

            .site-footer .footer-desc {
                margin-left: auto;
                margin-right: auto;
                text-align: center;
            }

            .site-footer h5 {
                text-align: center;
                margin-top: 1.5rem;
            }

            .site-footer .footer-links {
                text-align: center;
            }

            .site-footer .footer-social {
                justify-content: center;
            }
        }

        @media (max-width: 767.98px) {
            .hero-title {
                font-size: 2.2rem;
            }

            .hero-desc {
                font-size: 0.95rem;
                padding: 0 0.5rem;
            }

            .hero-buttons .btn-primary-custom,
            .hero-buttons .btn-outline-custom {
                font-size: 0.9rem;
                padding: 0.65rem 1.8rem;
            }

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

            .section-subtitle {
                font-size: 0.95rem;
            }

            .value-card {
                padding: 1.6rem 1.2rem;
            }

            .category-card .cat-img {
                height: 130px;
                font-size: 2.4rem;
            }

            .news-card .news-img {
                height: 150px;
                font-size: 2rem;
            }

            .stat-number {
                font-size: 2rem;
            }

            .cta-content h2 {
                font-size: 1.7rem;
            }

            .cta-content .btn-cta-large {
                font-size: 1rem;
                padding: 0.75rem 2rem;
            }

            .site-header .navbar-brand {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.8rem;
            }

            .hero-section {
                min-height: 60vh;
                padding-top: 100px;
                padding-bottom: 50px;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section-padding {
                padding-top: 44px;
                padding-bottom: 44px;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .value-icon {
                width: 56px;
                height: 56px;
                font-size: 1.3rem;
            }

            .category-card .cat-body h3 {
                font-size: 1rem;
            }

            .news-card .news-body h3 {
                font-size: 0.95rem;
            }

            .stat-number {
                font-size: 1.7rem;
            }

            .stat-label {
                font-size: 0.85rem;
            }

            .process-step .step-num {
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
            }

            .cta-content h2 {
                font-size: 1.4rem;
            }

            .cta-content p {
                font-size: 0.9rem;
            }

            .site-footer {
                padding-top: 32px;
                padding-bottom: 20px;
            }

            .site-footer .footer-brand {
                font-size: 1.2rem;
            }
        }

        @media (min-width: 992px) {
            .site-header .navbar-nav {
                gap: 0.2rem;
            }
        }

        /* ===== Utility ===== */
        .text-secondary-custom {
            color: var(--secondary);
        }

        .bg-primary-custom {
            background: var(--primary);
        }

        .rounded-custom {
            border-radius: var(--radius);
        }

        .shadow-custom {
            box-shadow: var(--shadow);
        }

        .mt-section {
            margin-top: 0;
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1e3a5f;
            --primary-light: #2a5298;
            --primary-dark: #0f2440;
            --accent: #f5a623;
            --accent-light: #ffd166;
            --accent-dark: #d4891a;
            --bg-light: #f8f9fc;
            --bg-white: #ffffff;
            --bg-dark: #0f2440;
            --text-dark: #1a2332;
            --text-body: #3d4a5c;
            --text-muted: #7a8799;
            --text-light: #f0f4fa;
            --border-color: #e4e9f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
            --shadow-glow: 0 8px 32px rgba(245, 166, 35, 0.25);
            --font-base: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: all 0.30s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
            margin: 0 auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-white);
            box-shadow: 0 1px 0 var(--border-color), var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(6px);
            background: rgba(255, 255, 255, 0.96);
        }

        .navbar {
            padding: 12px 0;
            transition: var(--transition);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary-dark) !important;
            letter-spacing: -0.02em;
        }
        .navbar-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 1.2rem;
            box-shadow: 0 2px 8px rgba(30, 58, 95, 0.20);
        }

        .navbar-nav .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-body) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: rgba(30, 58, 95, 0.04);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary) !important;
            background: rgba(30, 58, 95, 0.06);
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }

        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--accent);
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%231e3a5f' stroke-width='2.5' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .search-box {
            position: relative;
            max-width: 200px;
        }
        .search-box input {
            width: 100%;
            padding: 8px 36px 8px 14px;
            border: 1.5px solid var(--border-color);
            border-radius: 50px;
            font-size: 0.85rem;
            background: var(--bg-light);
            transition: var(--transition);
            outline: none;
        }
        .search-box input:focus {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(42, 82, 152, 0.12);
            background: var(--bg-white);
        }
        .search-box i {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #1a2332 !important;
            font-weight: 700;
            font-size: 0.90rem;
            padding: 10px 24px;
            border-radius: 50px;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.30);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 166, 35, 0.40);
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
        }
        .btn-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.25);
        }

        /* ===== Hero ===== */
        .events-hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .events-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.04"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
            opacity: 0.6;
        }
        .events-hero .container {
            position: relative;
            z-index: 2;
        }
        .events-hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            color: var(--bg-white);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .events-hero h1 .highlight {
            color: var(--accent-light);
        }
        .events-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.80);
            max-width: 640px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .events-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.10);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 6px 18px;
            border-radius: 50px;
            color: var(--text-light);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 20px;
        }
        .events-hero .hero-badge i {
            color: var(--accent-light);
        }

        /* ===== Section通用 ===== */
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 40px auto;
        }
        .section-padding {
            padding: 70px 0;
        }

        /* ===== Sport Tabs / 分类标签 ===== */
        .sport-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 40px;
        }
        .sport-tab {
            padding: 8px 22px;
            border-radius: 50px;
            border: 1.5px solid var(--border-color);
            background: var(--bg-white);
            font-weight: 600;
            font-size: 0.90rem;
            color: var(--text-body);
            transition: var(--transition);
            cursor: pointer;
        }
        .sport-tab:hover {
            border-color: var(--primary-light);
            color: var(--primary);
            background: rgba(42, 82, 152, 0.04);
            transform: translateY(-1px);
        }
        .sport-tab.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.25);
        }
        .sport-tab i {
            margin-right: 6px;
        }

        /* ===== Event Cards ===== */
        .event-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .event-card .card-img {
            height: 200px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.15);
            font-size: 3.5rem;
            overflow: hidden;
        }
        .event-card .card-img .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #1a2332;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 50px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        }
        .event-card .card-img .card-date {
            position: absolute;
            bottom: 14px;
            right: 14px;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.80rem;
            padding: 4px 12px;
            border-radius: 50px;
            font-weight: 500;
        }
        .event-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .event-card .card-body h5 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .event-card .card-body p {
            font-size: 0.90rem;
            color: var(--text-muted);
            flex: 1;
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .event-card .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }
        .event-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .event-card .card-meta i {
            color: var(--primary-light);
        }
        .event-card .btn-outline {
            align-self: flex-start;
            padding: 6px 20px;
            border-radius: 50px;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            background: transparent;
            transition: var(--transition);
        }
        .event-card .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.20);
        }

        /* 卡片图片配色方案 */
        .event-card .card-img.bg-hoops {
            background: linear-gradient(135deg, #e65100, #bf360c);
        }
        .event-card .card-img.bg-football {
            background: linear-gradient(135deg, #2e7d32, #1b5e20);
        }
        .event-card .card-img.bg-tennis {
            background: linear-gradient(135deg, #00838f, #006064);
        }
        .event-card .card-img.bg-run {
            background: linear-gradient(135deg, #6a1b9a, #4a148c);
        }
        .event-card .card-img.bg-swim {
            background: linear-gradient(135deg, #01579b, #003c8f);
        }
        .event-card .card-img.bg-cyber {
            background: linear-gradient(135deg, #ff6f00, #e65100);
        }

        /* ===== 赛事日历/时间线 ===== */
        .timeline-section {
            background: var(--bg-white);
        }
        .timeline-wrapper {
            position: relative;
            padding-left: 40px;
        }
        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--accent), var(--primary-light), var(--primary));
            border-radius: 6px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 36px;
            padding-left: 24px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -32px;
            top: 6px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border: 3px solid var(--bg-white);
            border-radius: 50%;
            box-shadow: 0 0 0 3px var(--accent);
        }
        .timeline-item .tl-date {
            font-size: 0.80rem;
            font-weight: 700;
            color: var(--primary-light);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 2px;
        }
        .timeline-item .tl-title {
            font-size: 1.10rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .timeline-item .tl-desc {
            font-size: 0.90rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 12px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-item .stat-number .accent {
            color: var(--accent);
        }
        .stat-item .stat-label {
            font-size: 0.90rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-top: 4px;
        }
        .stat-item .stat-icon {
            font-size: 1.8rem;
            color: var(--primary-light);
            margin-bottom: 8px;
            opacity: 0.6;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
        }
        .accordion-button {
            font-weight: 700;
            font-size: 1.00rem;
            color: var(--text-dark);
            padding: 18px 22px;
            background: var(--bg-white);
            border: none;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(30, 58, 95, 0.03);
        }
        .accordion-button::after {
            background-size: 1.0rem;
            transition: var(--transition);
        }
        .accordion-button:focus {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }
        .accordion-body {
            padding: 0 22px 20px;
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,%3Csvg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23ffffff" fill-opacity="0.04"%3E%3Cpath d="M50 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10-10-4.477-10-10zM10 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10-10-4.477-10-10z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
            opacity: 0.5;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.10rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-section .btn-cta-large {
            display: inline-block;
            background: var(--accent);
            color: #1a2332 !important;
            font-weight: 800;
            font-size: 1.05rem;
            padding: 14px 40px;
            border-radius: 50px;
            border: none;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(245, 166, 35, 0.35);
        }
        .cta-section .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(245, 166, 35, 0.45);
            background: var(--accent-light);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.70);
            padding: 56px 0 0;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a2332;
            font-size: 1.1rem;
        }
        .site-footer .footer-desc {
            font-size: 0.92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.60);
            max-width: 360px;
            margin-bottom: 18px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.70);
            font-size: 1.15rem;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--accent);
            color: #1a2332;
            transform: translateY(-3px);
        }

        .site-footer h5 {
            font-size: 1.00rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 0.90rem;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            margin-top: 40px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .events-hero h1 {
                font-size: 2.6rem;
            }
            .section-title {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 768px) {
            .events-hero {
                padding: 50px 0 44px;
            }
            .events-hero h1 {
                font-size: 2.0rem;
            }
            .events-hero p {
                font-size: 1.00rem;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .navbar-brand {
                font-size: 1.25rem;
            }
            .search-box {
                max-width: 100%;
            }
            .timeline-wrapper {
                padding-left: 28px;
            }
            .timeline-wrapper::before {
                left: 8px;
            }
            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }
            .stat-item .stat-number {
                font-size: 2.0rem;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .cta-section .btn-cta-large {
                font-size: 0.95rem;
                padding: 12px 30px;
            }
            .sport-tabs {
                gap: 8px;
            }
            .sport-tab {
                padding: 6px 16px;
                font-size: 0.82rem;
            }
            .footer-social {
                justify-content: center;
            }
            .site-footer .footer-desc {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .events-hero h1 {
                font-size: 1.6rem;
            }
            .events-hero p {
                font-size: 0.92rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .navbar-brand {
                font-size: 1.10rem;
            }
            .navbar-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
            .event-card .card-img {
                height: 160px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-item {
                padding: 16px 8px;
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
            .timeline-item .tl-title {
                font-size: 1.00rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }

        /* ===== 辅助微交互动效 ===== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(24px);
            animation: fadeInUp 0.7s ease forwards;
        }
        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-in-up:nth-child(2) {
            animation-delay: 0.10s;
        }
        .fade-in-up:nth-child(3) {
            animation-delay: 0.20s;
        }
        .fade-in-up:nth-child(4) {
            animation-delay: 0.30s;
        }
        .fade-in-up:nth-child(5) {
            animation-delay: 0.40s;
        }
        .fade-in-up:nth-child(6) {
            animation-delay: 0.50s;
        }

/* roulang page: article */
:root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --primary-dark: #0f1a4a;
            --accent: #e85d3a;
            --accent-light: #f07a5a;
            --accent-dark: #c94a2a;
            --gold: #f0b34b;
            --gold-light: #f5c86e;
            --bg-light: #f8f9fc;
            --bg-dark: #0f1a2e;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-muted: #6b7280;
            --text-light: #f0f4f8;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(26, 42, 108, 0.06);
            --shadow: 0 8px 30px rgba(26, 42, 108, 0.10);
            --shadow-lg: 0 20px 50px rgba(26, 42, 108, 0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --spacer: 2rem;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            color: var(--text-dark);
            background: var(--bg-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); text-decoration: none; }
        .container { max-width: 1240px; padding-left: 1.25rem; padding-right: 1.25rem; }
        .section-padding { padding: 5rem 0; }
        .section-padding-sm { padding: 3rem 0; }

        /* 导航 */
        .site-header {
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 1px 12px rgba(0,0,0,0.04);
            transition: var(--transition);
        }
        .site-header .navbar {
            padding: 0.6rem 0;
        }
        .site-header .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            letter-spacing: -0.02em;
        }
        .site-header .navbar-brand .brand-icon {
            color: var(--accent);
            font-size: 1.6rem;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-header .navbar-brand:hover {
            color: var(--primary);
        }
        .site-header .nav-link {
            font-weight: 600;
            color: var(--text-dark);
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            font-size: 0.95rem;
            position: relative;
        }
        .site-header .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 42, 108, 0.05);
        }
        .site-header .nav-link.active {
            color: var(--accent) !important;
            background: rgba(232, 93, 58, 0.08);
        }
        .site-header .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 1.1rem;
            right: 1.1rem;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            border: 1.5px solid var(--border);
            border-radius: 40px;
            padding: 0.45rem 1rem 0.45rem 2.5rem;
            font-size: 0.9rem;
            background: var(--bg-light);
            transition: var(--transition);
            min-width: 200px;
            outline: none;
            color: var(--text-dark);
        }
        .search-box input:focus {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(26, 42, 108, 0.08);
            background: #fff;
        }
        .search-box i {
            position: absolute;
            left: 1rem;
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border: none;
            color: #fff !important;
            font-weight: 700;
            padding: 0.55rem 1.6rem;
            border-radius: 40px;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(232, 93, 58, 0.3);
            white-space: nowrap;
        }
        .btn-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 28px rgba(232, 93, 58, 0.4);
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
        }
        .btn-cta:active {
            transform: translateY(0) scale(0.98);
        }
        .navbar-toggler {
            border: none;
            padding: 0.4rem 0.6rem;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 42, 108, 0.1);
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%231a2a6c' stroke-width='2.5' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        }

        /* 文章 Hero */
        .article-hero {
            background: linear-gradient(145deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            padding: 4rem 0 3.5rem;
            position: relative;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(240, 179, 75, 0.10) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(232, 93, 58, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-hero .container {
            position: relative;
            z-index: 1;
        }
        .article-hero .breadcrumb-custom {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            margin-bottom: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
        }
        .article-hero .breadcrumb-custom a {
            color: rgba(255,255,255,0.7);
            transition: var(--transition);
        }
        .article-hero .breadcrumb-custom a:hover {
            color: var(--gold);
        }
        .article-hero .breadcrumb-custom .separator {
            margin: 0 0.3rem;
            color: rgba(255,255,255,0.4);
        }
        .article-hero .breadcrumb-custom .current {
            color: var(--gold-light);
        }
        .article-hero .category-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            letter-spacing: 0.3px;
            margin-bottom: 1rem;
        }
        .article-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            letter-spacing: -0.02em;
            max-width: 900px;
            margin-bottom: 1.2rem;
            text-shadow: 0 2px 20px rgba(0,0,0,0.15);
        }
        .article-hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            align-items: center;
        }
        .article-hero .meta-info i {
            margin-right: 0.4rem;
            color: var(--gold);
        }
        .article-hero .meta-info span {
            display: flex;
            align-items: center;
        }

        /* 正文区 */
        .article-main {
            padding: 3rem 0 4rem;
        }
        .article-content {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 2.8rem 3rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .article-content .lead {
            font-size: 1.2rem;
            color: var(--text-muted);
            line-height: 1.8;
            border-left: 4px solid var(--accent);
            padding-left: 1.5rem;
            margin-bottom: 2rem;
            font-weight: 450;
        }
        .article-content .body-text {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-dark);
        }
        .article-content .body-text p {
            margin-bottom: 1.5rem;
        }
        .article-content .body-text h2, .article-content .body-text h3 {
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-weight: 700;
            color: var(--primary);
        }
        .article-content .body-text h2 { font-size: 1.6rem; }
        .article-content .body-text h3 { font-size: 1.3rem; }
        .article-content .body-text ul, .article-content .body-text ol {
            margin-bottom: 1.5rem;
            padding-left: 1.8rem;
        }
        .article-content .body-text li { margin-bottom: 0.4rem; }
        .article-content .body-text img {
            border-radius: var(--radius);
            margin: 1.8rem 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content .body-text blockquote {
            background: var(--bg-light);
            border-left: 4px solid var(--gold);
            padding: 1.2rem 1.8rem;
            border-radius: var(--radius-sm);
            margin: 1.8rem 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-content .body-text a {
            color: var(--accent);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-content .body-text a:hover {
            color: var(--accent-dark);
        }
        .article-content figure {
            margin: 2rem 0;
        }
        .article-content figure figcaption {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-top: 0.5rem;
        }

        /* 标签 & 分享 */
        .article-tags-share {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            margin-top: 2.5rem;
            padding-top: 2rem;
            border-top: 1px solid var(--border);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .article-tags .tag {
            display: inline-block;
            background: var(--bg-light);
            color: var(--primary-light);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 1rem;
            border-radius: 40px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .article-share {
            display: flex;
            gap: 0.6rem;
            align-items: center;
        }
        .article-share span {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .article-share a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg-light);
            color: var(--text-muted);
            border: 1px solid var(--border);
            transition: var(--transition);
            font-size: 1rem;
        }
        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* 上一篇/下一篇 */
        .article-pagination {
            padding: 2.5rem 0;
            border-top: 1px solid var(--border);
            margin-top: 2.5rem;
        }
        .article-pagination .row {
            gap: 1.5rem 0;
        }
        .article-pagination .page-link-box {
            display: flex;
            flex-direction: column;
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius);
            background: var(--bg-light);
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
        }
        .article-pagination .page-link-box:hover {
            background: var(--bg-card);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        .article-pagination .page-link-box .dir {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.3rem;
        }
        .article-pagination .page-link-box .title {
            font-weight: 700;
            color: var(--text-dark);
            font-size: 1rem;
            line-height: 1.4;
        }
        .article-pagination .page-link-box:hover .title {
            color: var(--primary);
        }
        .article-pagination .page-link-box.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        /* 相关文章 */
        .related-section {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2.8rem;
            margin-top: 2.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .related-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1.8rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .related-section h3 i {
            color: var(--accent);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .related-card {
            background: var(--bg-light);
            border-radius: var(--radius);
            padding: 1.2rem 1.5rem;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .related-card:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateY(-3px);
        }
        .related-card .r-category {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(232, 93, 58, 0.08);
            padding: 0.15rem 0.8rem;
            border-radius: 40px;
            display: inline-block;
            margin-bottom: 0.5rem;
        }
        .related-card .r-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-dark);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }
        .related-card:hover .r-title {
            color: var(--primary);
        }
        .related-card .r-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .related-card .r-date i {
            font-size: 0.75rem;
        }

        /* CTA */
        .article-cta {
            margin-top: 2.5rem;
            background: linear-gradient(145deg, var(--primary-dark), var(--primary), var(--primary-light));
            border-radius: var(--radius-lg);
            padding: 3rem 3.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .article-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(240, 179, 75, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-cta h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            position: relative;
        }
        .article-cta p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 600px;
            margin: 0 auto 1.5rem;
            position: relative;
        }
        .article-cta .btn-light-custom {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 0.65rem 2.2rem;
            border-radius: 40px;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0,0,0,0.15);
            display: inline-block;
            position: relative;
        }
        .article-cta .btn-light-custom:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 8px 28px rgba(0,0,0,0.2);
            background: var(--gold-light);
            color: var(--primary-dark);
        }

        /* 未找到 */
        .not-found-box {
            text-align: center;
            padding: 5rem 2rem;
        }
        .not-found-box .nf-icon {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            opacity: 0.5;
        }
        .not-found-box h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }
        .not-found-box .btn-back {
            background: var(--primary);
            color: #fff;
            padding: 0.6rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            border: none;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        /* 页脚 */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.8);
            padding: 4rem 0 2rem;
            margin-top: 0;
        }
        .site-footer .footer-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.8rem;
        }
        .site-footer .footer-brand .brand-icon {
            color: var(--accent);
            font-size: 1.6rem;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-footer .footer-desc {
            font-size: 0.95rem;
            color: rgba(255,255,255,0.6);
            max-width: 360px;
            line-height: 1.7;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 0.8rem;
            margin-top: 1.2rem;
        }
        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.6);
            font-size: 1.1rem;
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.06);
        }
        .site-footer .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .site-footer h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 0.6rem;
        }
        .site-footer .footer-links a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--gold);
            padding-left: 3px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 1.8rem;
            margin-top: 2.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }

        /* 响应式 */
        @media (max-width: 991px) {
            .site-header .navbar-nav { padding: 0.8rem 0; }
            .site-header .nav-link.active::after { display: none; }
            .search-box { width: 100%; margin: 0.5rem 0; }
            .search-box input { width: 100%; min-width: unset; }
            .btn-cta { width: 100%; text-align: center; }
            .article-hero h1 { font-size: 2rem; }
            .article-content { padding: 1.8rem 1.5rem; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .article-cta { padding: 2rem 1.5rem; }
            .article-cta h3 { font-size: 1.4rem; }
        }

        @media (max-width: 767px) {
            .section-padding { padding: 3rem 0; }
            .article-hero { padding: 2.5rem 0 2rem; }
            .article-hero h1 { font-size: 1.6rem; }
            .article-hero .meta-info { gap: 0.8rem; font-size: 0.8rem; }
            .article-content { padding: 1.2rem 1rem; border-radius: var(--radius); }
            .article-content .lead { font-size: 1.05rem; padding-left: 1rem; }
            .article-content .body-text { font-size: 0.98rem; }
            .article-tags-share { flex-direction: column; align-items: flex-start; }
            .related-grid { grid-template-columns: 1fr; }
            .related-section { padding: 1.5rem 1.2rem; }
            .related-section h3 { font-size: 1.2rem; }
            .article-cta h3 { font-size: 1.2rem; }
            .article-cta p { font-size: 0.95rem; }
            .article-pagination .page-link-box { padding: 1rem; }
            .site-footer { padding: 3rem 0 1.5rem; }
            .site-footer .footer-brand { font-size: 1.3rem; }
        }

        @media (max-width: 520px) {
            .article-hero h1 { font-size: 1.3rem; }
            .article-content .body-text { font-size: 0.92rem; }
            .article-share a { width: 34px; height: 34px; font-size: 0.9rem; }
            .related-card { padding: 1rem; }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: var(--bg-light); }
        ::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 12px; }
        ::-webkit-scrollbar-thumb:hover { background: var(--primary); }

        /* 焦点可访问性 */
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }