/* roulang page: index */
:root {
            --primary: #0a1628;
            --primary-light: #132244;
            --accent: #f0b429;
            --accent-hover: #d4a220;
            --accent-light: #fef3c7;
            --text-light: #f1f5f9;
            --text-muted: #94a3b8;
            --text-dark: #0f172a;
            --border-light: rgba(255, 255, 255, 0.1);
            --border-accent: rgba(240, 180, 41, 0.3);
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.15);
            --radius: 16px;
            --radius-sm: 8px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            line-height: 1.6;
            background: #f8fafc;
            color: var(--text-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 900px;
        }

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

        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
        }

        @media (max-width: 520px) {
            .section-padding {
                padding: 36px 0;
            }
            .container {
                padding: 0 16px;
            }
        }

        /* --- Header / Nav --- */
        .site-header {
            background: var(--primary);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), #e8920e);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
            font-weight: 900;
        }

        .logo span {
            background: linear-gradient(135deg, #fff 60%, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-cta .search-box {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 40px;
            padding: 0 16px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

        .header-cta .search-box:focus-within {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
        }

        .header-cta .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            padding: 8px 8px 8px 4px;
            font-size: 0.875rem;
            width: 160px;
        }

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

        .header-cta .search-box button {
            background: none;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            padding: 6px;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .header-cta .search-box button:hover {
            color: var(--accent);
        }

        .btn-cta-nav {
            background: linear-gradient(135deg, var(--accent), #e8920e);
            color: var(--primary);
            font-weight: 700;
            padding: 8px 24px;
            border-radius: 40px;
            font-size: 0.875rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-cta-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 180, 41, 0.35);
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 8px 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .nav-tabs a i {
            font-size: 0.8rem;
            opacity: 0.7;
        }

        .nav-tabs a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.08);
        }

        .nav-tabs a.active {
            color: var(--primary);
            background: var(--accent);
            border-color: var(--accent);
            font-weight: 600;
        }

        .nav-tabs a.active i {
            opacity: 1;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 4px 8px;
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 10px 0;
            }
            .logo {
                font-size: 1.25rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .header-cta .search-box {
                display: none;
            }
            .header-cta .btn-cta-nav {
                padding: 6px 16px;
                font-size: 0.8rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-tabs {
                display: none;
                flex-direction: column;
                gap: 2px;
                padding: 8px 0 16px;
                border-top: 1px solid rgba(255, 255, 255, 0.05);
            }
            .nav-tabs.open {
                display: flex;
            }
            .nav-tabs a {
                width: 100%;
                justify-content: flex-start;
                padding: 10px 16px;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }
            .header-cta .btn-cta-nav {
                padding: 4px 12px;
                font-size: 0.75rem;
                gap: 4px;
            }
        }

        /* --- Hero --- */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: var(--primary);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.35;
            animation: heroZoom 20s ease-in-out infinite alternate;
        }

        @keyframes heroZoom {
            0% {
                transform: scale(1);
            }
            100% {
                transform: scale(1.08);
            }
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.92) 40%, rgba(10, 22, 40, 0.6) 70%, rgba(10, 22, 40, 0.3) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 60px 0;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(240, 180, 41, 0.15);
            border: 1px solid var(--border-accent);
            border-radius: 40px;
            padding: 6px 18px 6px 10px;
            font-size: 0.8rem;
            color: var(--accent);
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: #22c55e;
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.8);
            }
        }

        .hero h1 {
            font-size: clamp(2.2rem, 5.5vw, 4.2rem);
            font-weight: 900;
            line-height: 1.1;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent), #e8920e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: clamp(1rem, 1.8vw, 1.2rem);
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent), #e8920e);
            color: var(--primary);
            font-weight: 700;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(240, 180, 41, 0.4);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.2);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(240, 180, 41, 0.08);
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-stat .num .accent {
            color: var(--accent);
        }

        .hero-stat .label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 70vh;
            }
            .hero-content {
                padding: 40px 0;
            }
            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
                margin-top: 32px;
                padding-top: 24px;
            }
            .hero-stat .num {
                font-size: 1.4rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero {
                min-height: 60vh;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat {
                flex: 1;
                min-width: 80px;
            }
            .hero-stat .num {
                font-size: 1.2rem;
            }
        }

        /* --- Section Titles --- */
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: #64748b;
            max-width: 600px;
            line-height: 1.6;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            gap: 20px;
            flex-wrap: wrap;
        }

        @media (max-width: 520px) {
            .section-header {
                margin-bottom: 24px;
            }
        }

        /* --- Category Cards --- */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .category-card {
            position: relative;
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid #eef2f6;
        }

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

        .category-card .card-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .category-card .card-img .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 22, 40, 0.7), transparent 60%);
        }

        .category-card .card-body {
            padding: 24px;
        }

        .category-card .card-body .tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent);
            background: var(--accent-light);
            padding: 2px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .category-card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .category-card .card-body p {
            font-size: 0.9rem;
            color: #64748b;
            line-height: 1.6;
        }

        .category-card .card-footer {
            padding: 16px 24px;
            border-top: 1px solid #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .category-card .card-footer a {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .category-card .card-footer a i {
            transition: var(--transition);
        }

        .category-card .card-footer a:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card .card-img {
                height: 160px;
            }
        }

        /* --- News / CMS List --- */
        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .news-item {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid #eef2f6;
            display: flex;
            flex-direction: column;
        }

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

        .news-item .news-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
            flex-shrink: 0;
        }

        .news-item .news-img .news-cat {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
        }

        .news-item .news-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-item .news-body .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: #94a3b8;
            margin-bottom: 12px;
        }

        .news-item .news-body .news-meta i {
            margin-right: 4px;
        }

        .news-item .news-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-body p {
            font-size: 0.9rem;
            color: #64748b;
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-body .read-more {
            margin-top: 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
        }

        .news-item .news-body .read-more i {
            transition: var(--transition);
        }

        .news-item .news-body .read-more:hover i {
            transform: translateX(4px);
        }

        .empty-news {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            color: #94a3b8;
            font-size: 1rem;
        }

        .empty-news i {
            font-size: 3rem;
            color: #cbd5e1;
            margin-bottom: 16px;
            display: block;
        }

        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
            }
            .news-item .news-img {
                height: 180px;
            }
        }

        /* --- Features / Stats --- */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid #eef2f6;
            transition: var(--transition);
        }

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

        .feature-card .icon-box {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            transition: var(--transition);
        }

        .feature-card:hover .icon-box {
            transform: scale(1.05);
            box-shadow: 0 8px 24px rgba(10, 22, 40, 0.2);
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 0.85rem;
            color: #64748b;
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .feature-card {
                padding: 24px 20px;
            }
        }

        /* --- Steps / Process --- */
        .steps-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .steps-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
        }

        .steps-section .container {
            position: relative;
            z-index: 1;
        }

        .steps-section .section-title {
            color: #fff;
        }

        .steps-section .section-subtitle {
            color: var(--text-muted);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            counter-reset: step;
        }

        .step-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            transition: var(--transition);
            position: relative;
        }

        .step-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--border-accent);
            transform: translateY(-4px);
        }

        .step-card .step-number {
            width: 48px;
            height: 48px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--accent), #e8920e);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--primary);
        }

        .step-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .step-card {
                padding: 28px 20px;
            }
        }

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

        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid #eef2f6;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: #cbd5e1;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            text-align: left;
            gap: 16px;
            transition: var(--transition);
        }

        .faq-question i {
            font-size: 1.1rem;
            color: #94a3b8;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: #64748b;
            line-height: 1.7;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }

        /* --- CTA --- */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.1;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-box {
            text-align: center;
            padding: 60px 20px;
        }

        .cta-box h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-box p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        .cta-box .btn-primary {
            font-size: 1.05rem;
            padding: 16px 44px;
        }

        @media (max-width: 520px) {
            .cta-box {
                padding: 40px 16px;
            }
            .cta-box .btn-primary {
                padding: 14px 32px;
                font-size: 0.95rem;
            }
        }

        /* --- Footer --- */
        .site-footer {
            background: var(--primary);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 48px 0 24px;
        }

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

        .footer-brand .logo {
            margin-bottom: 16px;
            font-size: 1.3rem;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

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

        .footer-col ul li a i {
            font-size: 0.65rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
        }

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

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .footer-social a:hover {
            background: rgba(240, 180, 41, 0.12);
            color: var(--accent);
            border-color: var(--border-accent);
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* --- Back to top --- */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: var(--accent);
            border: 2px solid var(--border-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
            z-index: 50;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(240, 180, 41, 0.3);
        }

        @media (max-width: 520px) {
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
        }

        /* --- Tailwind overrides --- */
        .text-accent {
            color: var(--accent);
        }
        .bg-accent {
            background: var(--accent);
        }
        .border-accent {
            border-color: var(--accent);
        }

        /* --- Misc --- */
        .bg-soft {
            background: #f1f5f9;
        }

        .divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), transparent);
            border-radius: 4px;
            margin: 12px 0 20px;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent), #e8920e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .pill-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 14px;
            border-radius: 20px;
            background: var(--accent-light);
            color: var(--accent);
        }

/* roulang page: article */
:root {
            --primary: #1a3a6b;
            --secondary: #e8b830;
            --accent: #c0392b;
            --dark: #0f1a2e;
            --light: #f8f9fc;
            --muted: #6b7a8f;
            --border: #dce1e8;
            --radius: 0.75rem;
            --shadow: 0 2px 12px rgba(0,0,0,0.06);
            --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.7; color: #1f2937; background: #ffffff; }
        a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
        @media (max-width: 640px) {
            .container { padding: 0 1rem; }
        }
        /* 导航双层结构 */
        .nav-top { background: var(--dark); color: #fff; padding: 0.5rem 0; font-size: 0.85rem; }
        .nav-top .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
        .nav-top a { color: #b0c4de; }
        .nav-top a:hover { color: var(--secondary); }
        .nav-brand-row { background: #fff; border-bottom: 1px solid var(--border); padding: 0.75rem 0; }
        .nav-brand-row .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
        .logo { display: flex; align-items: center; gap: 0.65rem; font-weight: 700; font-size: 1.35rem; color: var(--primary); }
        .logo-icon { display: inline-flex; align-items: center; justify-content: center; width: 2.2rem; height: 2.2rem; background: var(--primary); color: #fff; border-radius: 0.5rem; font-size: 1rem; font-weight: 800; }
        .nav-actions { display: flex; align-items: center; gap: 0.75rem; }
        .search-box { display: flex; align-items: center; background: var(--light); border: 1px solid var(--border); border-radius: 2rem; padding: 0.3rem 0.3rem 0.3rem 1rem; }
        .search-box input { border: none; background: transparent; outline: none; font-size: 0.9rem; min-width: 120px; color: #1f2937; }
        .search-box button { background: var(--primary); color: #fff; border: none; border-radius: 2rem; padding: 0.35rem 1rem; font-size: 0.85rem; cursor: pointer; transition: background 0.25s; }
        .search-box button:hover { background: #0f2a4f; }
        .nav-tabs-row { background: #fff; border-bottom: 2px solid var(--border); position: sticky; top: 0; z-index: 100; }
        .nav-tabs { display: flex; gap: 0.25rem; overflow-x: auto; scrollbar-width: none; padding: 0.5rem 0; }
        .nav-tabs::-webkit-scrollbar { display: none; }
        .nav-tabs a { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.55rem 1.2rem; border-radius: 2rem; font-size: 0.9rem; font-weight: 500; color: var(--muted); white-space: nowrap; transition: all 0.25s; }
        .nav-tabs a i { font-size: 0.85rem; }
        .nav-tabs a:hover, .nav-tabs a.active { background: var(--primary); color: #fff; }
        .nav-tabs a.active { font-weight: 600; box-shadow: 0 2px 8px rgba(26,58,107,0.25); }
        .mobile-menu-btn { display: none; background: none; border: none; font-size: 1.5rem; color: var(--primary); cursor: pointer; padding: 0.25rem; }
        @media (max-width: 768px) {
            .nav-top .container { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
            .nav-brand-row .container { flex-wrap: wrap; }
            .search-box input { min-width: 80px; }
            .nav-tabs { flex-wrap: nowrap; padding: 0.4rem 0; }
            .nav-tabs a { padding: 0.4rem 0.9rem; font-size: 0.8rem; }
            .mobile-menu-btn { display: block; }
        }
        @media (max-width: 520px) {
            .logo { font-size: 1.1rem; }
            .nav-tabs a { padding: 0.35rem 0.7rem; font-size: 0.75rem; }
            .search-box input { min-width: 60px; font-size: 0.8rem; }
            .search-box button { padding: 0.25rem 0.7rem; font-size: 0.75rem; }
        }
        /* 文章页专属样式 */
        .article-hero {
            position: relative;
            background: var(--dark);
            min-height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 3rem 1.25rem;
            overflow: hidden;
        }
        .article-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 0;
        }
        .article-hero .container { position: relative; z-index: 1; }
        .article-hero h1 { font-size: 2rem; font-weight: 700; color: #fff; max-width: 800px; margin: 0 auto 1rem; line-height: 1.35; text-shadow: 0 2px 12px rgba(0,0,0,0.3); }
        .article-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.25rem; color: rgba(255,255,255,0.85); font-size: 0.9rem; }
        .article-meta span { display: inline-flex; align-items: center; gap: 0.4rem; }
        .article-meta .badge { background: var(--secondary); color: var(--dark); padding: 0.2rem 0.8rem; border-radius: 2rem; font-weight: 600; font-size: 0.8rem; }
        @media (max-width: 640px) {
            .article-hero { min-height: 200px; padding: 2rem 1rem; }
            .article-hero h1 { font-size: 1.4rem; }
            .article-meta { gap: 0.75rem; font-size: 0.8rem; }
        }
        .article-body { padding: 2.5rem 0; background: var(--light); }
        .article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 2rem; }
        @media (max-width: 900px) {
            .article-layout { grid-template-columns: 1fr; }
        }
        .article-content { background: #fff; border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); }
        .article-content h2 { font-size: 1.5rem; margin: 2rem 0 1rem; color: var(--primary); border-left: 4px solid var(--secondary); padding-left: 1rem; }
        .article-content h3 { font-size: 1.2rem; margin: 1.5rem 0 0.75rem; color: var(--dark); }
        .article-content p { margin-bottom: 1rem; line-height: 1.85; color: #374151; }
        .article-content ul, .article-content ol { margin: 0 0 1.25rem 1.5rem; }
        .article-content li { margin-bottom: 0.4rem; line-height: 1.7; }
        .article-content img { border-radius: 0.5rem; margin: 1.5rem 0; }
        .article-content blockquote { border-left: 4px solid var(--secondary); background: var(--light); padding: 1rem 1.5rem; margin: 1.5rem 0; border-radius: 0 0.5rem 0.5rem 0; color: #4b5563; }
        .article-content a { color: var(--primary); text-decoration: underline; }
        .article-content a:hover { color: var(--accent); }
        .article-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 2rem 0 1rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
        .article-tags .tag { background: var(--light); color: var(--muted); padding: 0.3rem 1rem; border-radius: 2rem; font-size: 0.8rem; border: 1px solid var(--border); }
        .article-tags .tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
        .article-nav { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
        .article-nav a { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1.25rem; background: var(--light); border-radius: 2rem; font-size: 0.9rem; color: var(--primary); border: 1px solid var(--border); }
        .article-nav a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
        @media (max-width: 640px) {
            .article-content { padding: 1.25rem; }
            .article-content h2 { font-size: 1.25rem; }
            .article-nav { flex-direction: column; }
        }
        /* 侧边栏 */
        .article-sidebar { display: flex; flex-direction: column; gap: 1.5rem; }
        .sidebar-card { background: #fff; border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
        .sidebar-card h3 { font-size: 1.1rem; font-weight: 600; color: var(--primary); margin-bottom: 1rem; padding-bottom: 0.6rem; border-bottom: 2px solid var(--secondary); display: inline-block; }
        .sidebar-list { list-style: none; }
        .sidebar-list li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list a { display: flex; align-items: center; gap: 0.5rem; color: #374151; font-size: 0.9rem; }
        .sidebar-list a:hover { color: var(--primary); }
        .sidebar-list a i { color: var(--secondary); font-size: 0.75rem; }
        .sidebar-cta { background: linear-gradient(135deg, var(--primary), #0f2a4f); color: #fff; border-radius: var(--radius); padding: 1.5rem; text-align: center; }
        .sidebar-cta h4 { font-size: 1.1rem; margin-bottom: 0.5rem; }
        .sidebar-cta p { font-size: 0.85rem; opacity: 0.9; margin-bottom: 1rem; }
        .sidebar-cta .btn { background: var(--secondary); color: var(--dark); padding: 0.5rem 1.5rem; border-radius: 2rem; font-weight: 600; display: inline-block; }
        .sidebar-cta .btn:hover { background: #d4a520; transform: translateY(-2px); }
        @media (max-width: 900px) {
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
        }
        @media (max-width: 520px) {
            .article-sidebar { grid-template-columns: 1fr; }
        }
        /* 页脚 */
        .site-footer { background: var(--dark); color: #cbd5e1; padding: 3rem 0 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
        .footer-brand .logo { color: #fff; margin-bottom: 1rem; }
        .footer-brand p { font-size: 0.85rem; line-height: 1.7; color: #94a3b8; max-width: 360px; }
        .footer-col h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 0.5rem; }
        .footer-col a { color: #94a3b8; font-size: 0.88rem; display: inline-flex; align-items: center; gap: 0.4rem; }
        .footer-col a:hover { color: var(--secondary); }
        .footer-col a i { font-size: 0.7rem; }
        .footer-social { display: flex; gap: 0.75rem; margin-top: 0.5rem; }
        .footer-social a { display: inline-flex; align-items: center; justify-content: center; width: 2.4rem; height: 2.4rem; background: rgba(255,255,255,0.06); border-radius: 50%; color: #94a3b8; font-size: 1.1rem; transition: all 0.3s; }
        .footer-social a:hover { background: var(--secondary); color: var(--dark); }
        .footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 0.75rem; padding: 1.5rem 0; font-size: 0.82rem; color: #64748b; }
        .footer-bottom a { color: #94a3b8; }
        .footer-bottom a:hover { color: var(--secondary); }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-brand { grid-column: span 2; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; }
            .footer-brand { grid-column: span 1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        /* 错误状态 */
        .not-found-box { text-align: center; padding: 4rem 2rem; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); }
        .not-found-box i { font-size: 4rem; color: var(--muted); margin-bottom: 1.5rem; }
        .not-found-box h2 { font-size: 1.8rem; color: var(--primary); margin-bottom: 0.75rem; }
        .not-found-box p { color: var(--muted); margin-bottom: 1.5rem; }
        .not-found-box .btn { display: inline-block; background: var(--primary); color: #fff; padding: 0.7rem 2rem; border-radius: 2rem; font-weight: 500; }
        .not-found-box .btn:hover { background: #0f2a4f; transform: translateY(-2px); }

/* roulang page: category1 */
:root {
            --primary: #0f1724;
            --primary-light: #1a2744;
            --accent: #d4a853;
            --accent-hover: #e0b96a;
            --accent-light: #f5e6c8;
            --bg-body: #f0f2f5;
            --bg-card: #ffffff;
            --text-dark: #0f1724;
            --text-body: #2d3748;
            --text-muted: #718096;
            --text-light: #a0aec0;
            --border-color: #e2e8f0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 50px rgba(0,0,0,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            scroll-behavior: smooth;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* Header & Navigation */
        .site-header {
            background: var(--primary);
            color: #fff;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0,0,0,0.3);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent), #c9952f);
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 900;
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(212,168,83,0.3);
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.10);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 30px;
            padding: 6px 16px 6px 20px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            background: rgba(255,255,255,0.18);
            border-color: var(--accent);
        }
        .search-box input {
            background: none;
            border: none;
            outline: none;
            color: #fff;
            padding: 6px 0;
            width: 160px;
            font-size: 0.9rem;
        }
        .search-box input::placeholder { color: var(--text-light); }
        .search-box button {
            background: none;
            border: none;
            color: var(--accent);
            cursor: pointer;
            padding: 4px 8px;
            font-size: 1rem;
        }
        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #c9952f);
            color: var(--primary);
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(212,168,83,0.25);
        }
        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212,168,83,0.4);
        }
        .nav-tabs-wrapper {
            background: var(--primary-light);
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-tabs::-webkit-scrollbar { display: none; }
        .nav-tabs a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: rgba(255,255,255,0.7);
            border-bottom: 3px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
            border-radius: 0;
        }
        .nav-tabs a:hover {
            color: #fff;
            background: rgba(255,255,255,0.05);
        }
        .nav-tabs a.active,
        .nav-tabs a.active:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
            background: transparent;
            font-weight: 600;
        }
        .nav-tabs a i { font-size: 1rem; }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
        }
        @media (max-width: 900px) {
            .header-top { padding: 10px 16px; flex-wrap: wrap; gap: 8px; }
            .logo { font-size: 1.25rem; }
            .logo-icon { width: 36px; height: 36px; font-size: 0.95rem; }
            .search-box input { width: 100px; }
            .header-cta { padding: 8px 16px; font-size: 0.8rem; }
            .nav-tabs { padding: 0 12px; gap: 2px; }
            .nav-tabs a { padding: 10px 14px; font-size: 0.85rem; }
            .mobile-menu-btn { display: block; }
        }
        @media (max-width: 600px) {
            .search-box { display: none; }
            .header-cta span { display: none; }
            .header-cta { padding: 8px 14px; }
            .nav-tabs a { padding: 8px 10px; font-size: 0.78rem; gap: 4px; }
            .nav-tabs a i { font-size: 0.85rem; }
        }

        /* Hero Banner */
        .hero-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: var(--primary);
            overflow: hidden;
        }
        .hero-banner .bg-img {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            transform: scale(1.05);
            transition: transform 8s ease;
        }
        .hero-banner:hover .bg-img { transform: scale(1.0); }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,23,36,0.92) 0%, rgba(15,23,36,0.60) 50%, rgba(15,23,36,0.30) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            max-width: 720px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212,168,83,0.20);
            border: 1px solid rgba(212,168,83,0.30);
            color: var(--accent);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-content h1 {
            font-size: 3.2rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        .hero-content h1 span { color: var(--accent); }
        .hero-content p {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.75);
            max-width: 580px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent), #c9952f);
            color: var(--primary);
            padding: 16px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 8px 30px rgba(212,168,83,0.30);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(212,168,83,0.45);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255,255,255,0.10);
            border: 1px solid rgba(255,255,255,0.25);
            color: #fff;
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.0rem;
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .btn-secondary:hover {
            background: rgba(255,255,255,0.20);
            transform: translateY(-3px);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.12);
        }
        .hero-stat { text-align: left; }
        .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .hero-stat .label {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.55);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .hero-banner { min-height: 320px; }
            .hero-content { padding: 60px 0; }
            .hero-content h1 { font-size: 2.2rem; }
            .hero-content p { font-size: 1rem; }
            .hero-stats { gap: 24px; flex-wrap: wrap; }
            .hero-stat .num { font-size: 1.6rem; }
        }
        @media (max-width: 520px) {
            .hero-content h1 { font-size: 1.8rem; }
            .btn-primary, .btn-secondary { padding: 12px 24px; font-size: 0.9rem; }
            .hero-stats { gap: 16px; }
        }

        /* Section common */
        .section { padding: 80px 0; }
        .section-alt { background: #fff; }
        .section-dark { background: var(--primary); color: #fff; }
        .section-gray { background: #f7f8fa; }
        .section-title {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .section-title p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-title-light h2 { color: #fff; }
        .section-title-light p { color: rgba(255,255,255,0.6); }
        .section-subtitle {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }
        @media (max-width: 768px) {
            .section { padding: 56px 0; }
            .section-title { margin-bottom: 40px; }
            .section-title h2 { font-size: 1.7rem; }
        }

        /* Live Categories */
        .live-categories {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 8px;
        }
        .cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-body);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .cat-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 4px 16px rgba(212,168,83,0.15);
            transform: translateY(-2px);
        }
        .cat-tag.active {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
            box-shadow: 0 4px 20px rgba(212,168,83,0.25);
        }
        .cat-tag i { font-size: 1.1rem; }

        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        @media (max-width: 1024px) { .card-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; } }
        @media (max-width: 640px) { .card-grid { grid-template-columns: 1fr; gap: 18px; } }

        .live-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .live-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .live-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--primary);
        }
        .live-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .live-card:hover .card-img img { transform: scale(1.08); }
        .live-card .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(239,68,68,0.92);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            backdrop-filter: blur(4px);
        }
        .live-card .card-badge.live { background: rgba(239,68,68,0.92); }
        .live-card .card-badge.upcoming { background: rgba(212,168,83,0.92); }
        .live-card .card-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px;
            background: linear-gradient(transparent, rgba(0,0,0,0.7));
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
        }
        .live-card .card-overlay .viewers {
            color: #fff;
            font-size: 0.8rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .live-card .card-body {
            padding: 20px 22px 22px;
        }
        .live-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .live-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .live-card .card-body .meta i { margin-right: 4px; }
        .live-card .card-body p {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .live-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 22px;
            border-top: 1px solid var(--border-color);
            background: #fafbfc;
        }
        .live-card .card-footer .price {
            font-weight: 700;
            color: var(--accent);
            font-size: 0.95rem;
        }
        .live-card .card-footer .btn-watch {
            background: var(--primary);
            color: #fff;
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .live-card .card-footer .btn-watch:hover {
            background: var(--accent);
            color: var(--primary);
        }

        /* Schedule List */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .schedule-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .schedule-item .time {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent);
            min-width: 80px;
        }
        .schedule-item .teams {
            flex: 1;
            font-weight: 600;
            color: var(--text-dark);
        }
        .schedule-item .league {
            font-size: 0.8rem;
            color: var(--text-muted);
            background: var(--bg-body);
            padding: 2px 12px;
            border-radius: 20px;
        }
        .schedule-item .status {
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
        }
        .schedule-item .status.live { background: #fee2e2; color: #dc2626; }
        .schedule-item .status.upcoming { background: #fef3c7; color: #d97706; }
        .schedule-item .status.finished { background: #e0e7ff; color: #4f46e5; }
        @media (max-width: 768px) {
            .schedule-item { flex-wrap: wrap; gap: 10px; padding: 14px 16px; }
            .schedule-item .time { min-width: 60px; font-size: 0.95rem; }
        }

        /* Feature Grid */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        @media (max-width: 1024px) { .feature-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; } }
        @media (max-width: 520px) { .feature-grid { grid-template-columns: 1fr; } }
        .feature-card {
            text-align: center;
            padding: 36px 24px;
            background: rgba(255,255,255,0.06);
            border-radius: var(--radius);
            border: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition);
        }
        .feature-card:hover {
            background: rgba(255,255,255,0.10);
            transform: translateY(-4px);
        }
        .feature-card .icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(212,168,83,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.8rem;
            color: var(--accent);
        }
        .feature-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question:hover { background: #fafbfc; }
        .faq-question i { color: var(--accent); transition: transform 0.3s; }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer { display: block; }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #1a2744 100%);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.08;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.4rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.65);
            margin-bottom: 32px;
        }
        .cta-content .btn-primary { font-size: 1.1rem; padding: 18px 44px; }
        @media (max-width: 768px) {
            .cta-section { padding: 56px 0; }
            .cta-content h2 { font-size: 1.7rem; }
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255,255,255,0.7);
            padding: 64px 0 32px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .logo { margin-bottom: 16px; }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255,255,255,0.5);
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.55);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
        .footer-col ul li a i { font-size: 0.65rem; color: var(--accent); }
        .footer-social {
            display: flex;
            gap: 14px;
            margin-top: 8px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.6);
            font-size: 1.2rem;
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.06);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(212,168,83,0.25);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding-top: 28px;
            border-top: 1px solid rgba(255,255,255,0.06);
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
            flex-wrap: wrap;
        }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 900px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .footer-brand { grid-column: span 2; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-brand { grid-column: span 1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 16px 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a { color: var(--text-muted); }
        .breadcrumb a:hover { color: var(--accent); }
        .breadcrumb .sep { color: var(--border-color); }
        .breadcrumb .current { color: var(--text-dark); font-weight: 600; }

        /* Animations */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .animate-fade-up { animation: fadeInUp 0.6s ease forwards; }
        .animate-delay-1 { animation-delay: 0.1s; }
        .animate-delay-2 { animation-delay: 0.2s; }
        .animate-delay-3 { animation-delay: 0.3s; }
        .animate-delay-4 { animation-delay: 0.4s; }

/* roulang page: category2 */
:root {
            --primary: #1a1a2e;
            --secondary: #e94560;
            --accent: #0f3460;
            --gold: #f5a623;
            --lightbg: #f8f9fa;
            --darkbg: #0d1b2a;
            --cardbg: #ffffff;
            --muted: #6c757d;
            --soft: #e9ecef;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background: var(--lightbg);
            color: #1e293b;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        /* ===== 双层导航 ===== */
        .site-header {
            background: var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: #fff;
            font-weight: 700;
            font-size: 1.4rem;
            letter-spacing: -0.5px;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--secondary);
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 800;
            color: #fff;
            box-shadow: 0 4px 12px rgba(233, 69, 96, 0.4);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-actions .search-box {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 24px;
            padding: 6px 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .header-actions .search-box:focus-within {
            background: rgba(255, 255, 255, 0.18);
            border-color: var(--secondary);
        }

        .header-actions .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            padding: 6px 8px;
            font-size: 0.875rem;
            width: 160px;
        }

        .header-actions .search-box input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .header-actions .search-box button {
            background: transparent;
            border: none;
            color: rgba(255, 255, 255, 0.7);
            cursor: pointer;
            padding: 4px;
            transition: var(--transition);
        }

        .header-actions .search-box button:hover {
            color: var(--secondary);
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--secondary);
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.875rem;
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(233, 69, 96, 0.3);
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(233, 69, 96, 0.45);
            background: #d63851;
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px 10px 24px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tabs a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: 10px;
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .nav-tabs a i {
            font-size: 0.85rem;
            opacity: 0.7;
        }

        .nav-tabs a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-tabs a.active {
            color: #fff;
            background: var(--secondary);
            box-shadow: 0 4px 16px rgba(233, 69, 96, 0.35);
            border-color: transparent;
        }

        .nav-tabs a.active i {
            opacity: 1;
        }

        /* ===== Hero 区 ===== */
        .page-hero {
            position: relative;
            background: var(--darkbg);
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.92) 0%, rgba(26, 26, 46, 0.7) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            padding: 60px 24px;
        }

        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -1px;
        }

        .page-hero h1 span {
            color: var(--secondary);
        }

        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            line-height: 1.8;
        }

        .page-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .page-hero .hero-tags a {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            text-decoration: none;
            transition: var(--transition);
        }

        .page-hero .hero-tags a:hover {
            background: var(--secondary);
            border-color: var(--secondary);
            transform: translateY(-2px);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 64px 0;
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--primary);
            position: relative;
            padding-left: 20px;
            border-left: 4px solid var(--secondary);
            line-height: 1.3;
        }

        .section-link {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .section-link:hover {
            gap: 12px;
            color: #d63851;
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--cardbg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-img {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

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

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

        .card-img .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(233, 69, 96, 0.3);
        }

        .card-img .badge.gold {
            background: var(--gold);
            box-shadow: 0 2px 10px rgba(245, 166, 35, 0.3);
        }

        .card-img .badge.accent {
            background: var(--accent);
            box-shadow: 0 2px 10px rgba(15, 52, 96, 0.3);
        }

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

        .card-body .meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--muted);
            margin-bottom: 10px;
        }

        .card-body .meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .card-body h3 a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .card-body p {
            font-size: 0.9rem;
            color: #475569;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-body .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: auto;
        }

        .card-body .tags a {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--accent);
            background: rgba(15, 52, 96, 0.08);
            text-decoration: none;
            transition: var(--transition);
        }

        .card-body .tags a:hover {
            background: var(--secondary);
            color: #fff;
        }

        /* ===== 网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* ===== 图文大板块 ===== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--cardbg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .feature-block .feature-img {
            width: 100%;
            height: 100%;
            min-height: 340px;
            object-fit: cover;
        }

        .feature-block .feature-content {
            padding: 40px 44px;
        }

        .feature-block .feature-content .label {
            display: inline-block;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #fff;
            background: var(--secondary);
            margin-bottom: 16px;
        }

        .feature-block .feature-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .feature-block .feature-content p {
            font-size: 1rem;
            color: #475569;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        /* ===== 标签云 ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 8px 22px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--primary);
            background: var(--cardbg);
            border: 1px solid var(--soft);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .tag-cloud a:hover {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(233, 69, 96, 0.25);
        }

        .tag-cloud a i {
            margin-right: 6px;
            opacity: 0.7;
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--cardbg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .stat-card .num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
        }

        .stat-card .num span {
            font-size: 1.4rem;
            font-weight: 600;
        }

        .stat-card .label {
            font-size: 0.95rem;
            color: var(--muted);
            margin-top: 8px;
        }

        /* ===== 深色区块 ===== */
        .section-dark {
            background: var(--darkbg);
            color: #fff;
        }

        .section-dark .section-title {
            color: #fff;
            border-left-color: var(--secondary);
        }

        .section-dark .section-link {
            color: var(--gold);
        }

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

        .faq-item {
            background: var(--cardbg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: var(--transition);
        }

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

        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--muted);
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--secondary);
        }

        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.92rem;
            color: #475569;
            line-height: 1.8;
            display: none;
        }

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

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }

        .cta-block .container {
            position: relative;
            z-index: 1;
        }

        .cta-block h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-block p {
            font-size: 1.05rem;
            opacity: 0.85;
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .cta-block .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .cta-block .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--secondary);
            color: #fff;
            border: none;
            padding: 14px 34px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(233, 69, 96, 0.35);
        }

        .cta-block .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 36px rgba(233, 69, 96, 0.5);
            background: #d63851;
        }

        .cta-block .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.3);
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 0;
        }

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

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            opacity: 0.7;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--secondary);
            border-radius: 4px;
        }

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

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .footer-col ul li a i {
            font-size: 0.65rem;
            opacity: 0.5;
        }

        .footer-col ul li a:hover {
            color: var(--secondary);
            gap: 10px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 8px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.2rem;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(233, 69, 96, 0.3);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            opacity: 0.6;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .feature-block {
                grid-template-columns: 1fr;
            }

            .feature-block .feature-img {
                min-height: 260px;
            }

            .page-hero h1 {
                font-size: 2.4rem;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }

            .header-top {
                padding: 10px 16px;
                flex-wrap: wrap;
                gap: 10px;
            }

            .header-actions .search-box input {
                width: 100px;
            }

            .header-actions .search-box {
                padding: 4px 12px;
            }

            .btn-cta {
                padding: 6px 14px;
                font-size: 0.8rem;
            }

            .nav-tabs {
                padding: 0 16px 8px 16px;
                gap: 2px;
            }

            .nav-tabs a {
                padding: 8px 14px;
                font-size: 0.8rem;
                gap: 4px;
            }

            .nav-tabs a i {
                font-size: 0.75rem;
            }

            .page-hero {
                min-height: 240px;
            }

            .page-hero .container {
                padding: 40px 16px;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }

            .page-hero p {
                font-size: 0.95rem;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.35rem;
                padding-left: 14px;
            }

            .grid-3 {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .grid-2 {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .grid-4 {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

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

            .stat-card .num {
                font-size: 2rem;
            }

            .feature-block .feature-content {
                padding: 28px 24px;
            }

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

            .cta-block {
                padding: 36px 24px;
            }

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

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

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

            .tag-cloud a {
                padding: 6px 16px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
            }

            .header-actions {
                justify-content: space-between;
            }

            .header-actions .search-box {
                flex: 1;
            }

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

            .nav-tabs a {
                padding: 6px 12px;
                font-size: 0.75rem;
            }

            .page-hero h1 {
                font-size: 1.5rem;
            }

            .grid-4 {
                grid-template-columns: 1fr;
            }

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

            .stat-card {
                padding: 20px 12px;
            }

            .stat-card .num {
                font-size: 1.6rem;
            }

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

            .cta-block .btn-primary,
            .cta-block .btn-outline {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
        }

        /* ===== 辅助 ===== */
        .mt-8 {
            margin-top: 32px;
        }
        .mb-8 {
            margin-bottom: 32px;
        }
        .text-center {
            text-align: center;
        }
        .gap-4 {
            gap: 16px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .rounded-full {
            border-radius: 9999px;
        }

/* roulang page: category3 */
:root {
            --primary: #e11d48;
            --primary-hover: #be123c;
            --accent: #d946ef;
            --bg-dark: #0f0f1a;
            --bg-darker: #0a0a14;
            --card-bg: #141421;
            --surface: #1c1c2e;
            --soft: #2a2a40;
            --muted: #8888a0;
            --text-light: #f1f1f6;
            --radius: 0.75rem;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            background: var(--bg-darker);
            color: var(--text-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        @media (min-width: 768px) {
            .container {
                padding: 0 2rem;
            }
        }
        @media (min-width: 1024px) {
            .container {
                padding: 0 2.5rem;
            }
        }

        /* 导航系统 */
        .site-header {
            background: rgba(10, 10, 20, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(225, 29, 72, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 0;
            flex-wrap: wrap;
            gap: 0.75rem;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.02em;
            color: #fff;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .logo:hover {
            opacity: 0.88;
            transform: scale(1.02);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.2rem;
            height: 2.2rem;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 0.5rem;
            font-size: 1rem;
            font-weight: 900;
            color: #fff;
            box-shadow: 0 4px 12px rgba(225, 29, 72, 0.4);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--surface);
            border-radius: 2rem;
            padding: 0 1rem 0 1.2rem;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(225, 29, 72, 0.15);
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            width: 140px;
            transition: var(--transition);
        }
        .search-box input::placeholder {
            color: var(--muted);
        }
        .search-box button {
            background: transparent;
            border: none;
            color: var(--muted);
            cursor: pointer;
            padding: 0.4rem 0 0.4rem 0.6rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            color: var(--primary);
        }
        .btn-cta-sm {
            background: linear-gradient(135deg, var(--primary), #f43f5e);
            color: #fff;
            border: none;
            padding: 0.5rem 1.2rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 0.8rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(225, 29, 72, 0.35);
        }
        .btn-cta-sm:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(225, 29, 72, 0.5);
        }

        /* 频道导航 Tabs */
        .nav-tabs-wrap {
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding: 0.4rem 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-tabs-wrap::-webkit-scrollbar {
            display: none;
        }
        .nav-tabs {
            display: flex;
            gap: 0.25rem;
            align-items: center;
            flex-wrap: nowrap;
            min-width: max-content;
        }
        .nav-tabs a {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.5rem 1.2rem;
            border-radius: 2rem;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--muted);
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .nav-tabs a i {
            font-size: 0.8rem;
        }
        .nav-tabs a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.08);
        }
        .nav-tabs a.active,
        .nav-tabs a.active:hover {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), #f43f5e);
            border-color: transparent;
            box-shadow: 0 4px 20px rgba(225, 29, 72, 0.35);
        }

        /* 移动端菜单切换 */
        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 1.3rem;
            cursor: pointer;
            padding: 0.25rem;
            transition: var(--transition);
        }
        .mobile-toggle:hover {
            color: var(--primary);
        }
        @media (max-width: 640px) {
            .mobile-toggle {
                display: block;
            }
            .header-actions .search-box {
                display: none;
            }
            .header-actions .btn-cta-sm {
                display: none;
            }
            .nav-tabs-wrap {
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s ease, padding 0.3s ease;
                padding: 0;
                border-top: none;
            }
            .nav-tabs-wrap.open {
                max-height: 300px;
                padding: 0.6rem 0 0.8rem;
                border-top: 1px solid rgba(255, 255, 255, 0.04);
            }
            .nav-tabs {
                flex-direction: column;
                gap: 0.3rem;
                min-width: unset;
            }
            .nav-tabs a {
                width: 100%;
                justify-content: center;
                padding: 0.6rem 1rem;
            }
        }

        /* 页脚 */
        .site-footer {
            background: linear-gradient(180deg, var(--bg-dark) 0%, #06060e 100%);
            border-top: 1px solid rgba(225, 29, 72, 0.1);
            padding: 3.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand .logo {
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
        .footer-brand p {
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 1.2rem;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .footer-col ul li a {
            color: var(--muted);
            font-size: 0.82rem;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            transition: var(--transition);
        }
        .footer-col ul li a i {
            font-size: 0.5rem;
            color: var(--primary);
        }
        .footer-col ul li a:hover {
            color: #fff;
            transform: translateX(4px);
        }
        .footer-social {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
            margin-top: 0.5rem;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.4rem;
            height: 2.4rem;
            border-radius: 50%;
            background: var(--surface);
            color: var(--muted);
            font-size: 1.05rem;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.04);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(225, 29, 72, 0.3);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.78rem;
            color: var(--muted);
        }
        .footer-bottom a {
            color: var(--muted);
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* 通用组件 */
        .badge {
            display: inline-block;
            padding: 0.2rem 0.8rem;
            border-radius: 2rem;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: rgba(225, 29, 72, 0.15);
            color: #fca5a5;
            border: 1px solid rgba(225, 29, 72, 0.2);
        }
        .badge-accent {
            background: rgba(217, 70, 239, 0.15);
            color: #f0abfc;
            border-color: rgba(217, 70, 239, 0.2);
        }
        .badge-gold {
            background: rgba(251, 191, 36, 0.15);
            color: #fcd34d;
            border-color: rgba(251, 191, 36, 0.2);
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 0.5rem;
        }
        .section-sub {
            color: var(--muted);
            font-size: 0.95rem;
            max-width: 600px;
        }
        .card-base {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.04);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            overflow: hidden;
        }
        .card-base:hover {
            transform: translateY(-4px);
            border-color: rgba(225, 29, 72, 0.15);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--primary), #f43f5e);
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 0.88rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(225, 29, 72, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(225, 29, 72, 0.45);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.15);
            padding: 0.6rem 1.6rem;
            border-radius: 2rem;
            font-weight: 500;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* 页面特有 */
        .page-banner {
            position: relative;
            padding: 3.5rem 0 4rem;
            background: linear-gradient(135deg, #0f0f1a 0%, #1a0a14 50%, #0f0f1a 100%);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(225, 29, 72, 0.08) 0%, transparent 70%);
            z-index: 1;
        }
        .page-banner>* {
            position: relative;
            z-index: 2;
        }
        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(225, 29, 72, 0.12);
            border: 1px solid rgba(225, 29, 72, 0.15);
            padding: 0.25rem 1rem;
            border-radius: 2rem;
            font-size: 0.75rem;
            color: #fca5a5;
            margin-bottom: 1rem;
        }
        .banner-tag i {
            font-size: 0.65rem;
        }

        /* 策略卡片 */
        .strategy-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.04);
            padding: 1.8rem 1.5rem;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }
        .strategy-card:hover {
            transform: translateY(-4px);
            border-color: rgba(225, 29, 72, 0.12);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
        }
        .strategy-icon {
            width: 3rem;
            height: 3rem;
            border-radius: 0.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            background: rgba(225, 29, 72, 0.1);
            color: var(--primary);
        }
        .strategy-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .strategy-card p {
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.7;
        }

        /* 赔率对比表 */
        .odds-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.04);
            background: var(--card-bg);
            box-shadow: var(--shadow-card);
        }
        .odds-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.85rem;
            min-width: 600px;
        }
        .odds-table th {
            background: var(--surface);
            color: #fff;
            font-weight: 600;
            padding: 0.9rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .odds-table td {
            padding: 0.85rem 1.2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
            color: #ccc;
        }
        .odds-table tr:hover td {
            background: rgba(255, 255, 255, 0.02);
        }
        .odds-table .odds-up {
            color: #4ade80;
            font-weight: 600;
        }
        .odds-table .odds-down {
            color: #f87171;
            font-weight: 600;
        }
        .tag-sm {
            display: inline-block;
            padding: 0.1rem 0.55rem;
            border-radius: 0.25rem;
            font-size: 0.65rem;
            font-weight: 600;
            background: rgba(225, 29, 72, 0.12);
            color: #fca5a5;
            margin-right: 0.2rem;
        }
        .tag-sm-green {
            background: rgba(74, 222, 128, 0.12);
            color: #86efac;
        }

        /* FAQ */
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.04);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(225, 29, 72, 0.1);
        }
        .faq-q {
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            user-select: none;
        }
        .faq-q:hover {
            color: #fca5a5;
        }
        .faq-q i {
            transition: transform 0.3s;
            color: var(--muted);
            font-size: 0.8rem;
        }
        .faq-q.open i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 1.5rem;
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.8;
        }
        .faq-a.open {
            max-height: 300px;
            padding: 0 1.5rem 1.3rem;
        }

        /* 响应式微调 */
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.4rem;
            }
            .page-banner {
                padding: 2.5rem 0 3rem;
            }
            .strategy-card {
                padding: 1.3rem 1.2rem;
            }
            .odds-table th,
            .odds-table td {
                padding: 0.6rem 0.8rem;
                font-size: 0.75rem;
            }
        }
        @media (max-width: 480px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .faq-q {
                padding: 1rem 1.2rem;
                font-size: 0.85rem;
            }
            .faq-a {
                padding: 0 1.2rem;
                font-size: 0.8rem;
            }
        }
        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-darker);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--soft);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--muted);
        }