/* roulang page: index */
:root {
            --color-primary: #0a1f3b;
            --color-primary-light: #132d54;
            --color-accent: #c8963e;
            --color-accent-light: #e0b960;
            --color-accent-deep: #a07828;
            --color-highlight: #d4343e;
            --color-bg: #f6f7f9;
            --color-bg-alt: #eef0f4;
            --color-card: #ffffff;
            --color-text: #1a1d24;
            --color-text-weak: #5f6473;
            --color-text-muted: #8b8f9a;
            --color-border: #e2e4ea;
            --color-border-light: #eef0f4;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(10, 20, 40, 0.06);
            --shadow-md: 0 4px 16px rgba(10, 20, 40, 0.08);
            --shadow-lg: 0 8px 32px rgba(10, 20, 40, 0.10);
            --shadow-xl: 0 16px 48px rgba(10, 20, 40, 0.13);
            --shadow-card-hover: 0 12px 36px rgba(10, 20, 40, 0.14);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --max-width: 1240px;
            --header-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.68;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            letter-spacing: 0.01em;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            font-size: inherit;
        }

        input {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* ============ HEADER & NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            flex-shrink: 0;
            letter-spacing: -0.01em;
            transition: opacity var(--transition-fast);
        }

        .logo-link:hover {
            opacity: 0.82;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: 0.35rem;
            flex-wrap: nowrap;
        }

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            background: transparent;
        }

        .nav-panel a:hover {
            color: var(--color-primary);
            background: rgba(255, 255, 255, 0.7);
            box-shadow: var(--shadow-sm);
        }

        .nav-panel a.nav-active {
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-md);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.25rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-highlight);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }

        .nav-cta-btn:hover {
            background: #b92a32;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

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

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 0.4rem;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
        }

        @media (max-width: 1023px) {
            .nav-panel {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: #fff;
                border-radius: 0 0 var(--radius-xl) var(--radius-xl);
                padding: 1rem;
                gap: 0.4rem;
                box-shadow: var(--shadow-xl);
                border: 1px solid var(--color-border-light);
                border-top: none;
                z-index: 99;
            }
            .nav-panel.mobile-open {
                display: flex;
            }
            .nav-panel a {
                padding: 0.7rem 1rem;
                border-radius: var(--radius-md);
                font-size: 0.95rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
        }

        @media (min-width: 1024px) {
            .nav-cta-btn.mobile-only {
                display: none;
            }
        }

        @media (max-width: 639px) {
            .logo-link {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .site-header {
                --header-height: 60px;
                height: 60px;
            }
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 31, 59, 0.88) 0%, rgba(10, 25, 48, 0.78) 40%, rgba(8, 18, 36, 0.85) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 3rem 0;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 2rem;
            padding: 0.4rem 1.1rem;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 1.25rem;
            backdrop-filter: blur(4px);
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.22;
            letter-spacing: -0.01em;
            margin-bottom: 1rem;
        }

        .hero-title .accent-text {
            color: var(--color-accent-light);
        }

        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 1.8rem;
            max-width: 560px;
        }

        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-lg);
            font-weight: 600;
            font-size: 1rem;
            background: var(--color-highlight);
            color: #fff;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-hero-primary:hover {
            background: #b92a32;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .btn-hero-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-lg);
            font-weight: 600;
            font-size: 1rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            backdrop-filter: blur(4px);
        }

        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.55);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 440px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                padding: 0.65rem 1.4rem;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero-section {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: 4rem 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent-deep);
            background: rgba(200, 150, 62, 0.1);
            padding: 0.3rem 0.9rem;
            border-radius: 2rem;
            margin-bottom: 0.6rem;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            margin-bottom: 0.5rem;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 560px;
            margin: 0 auto;
        }

        @media (max-width: 640px) {
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ============ STATS CARDS ============ */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.6rem 1.4rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }

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

        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        .stat-number .plus {
            color: var(--color-accent);
            font-size: 1.4rem;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-top: 0.4rem;
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.8rem;
            }
            .stat-card {
                padding: 1.2rem 1rem;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.6rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
        }

        /* ============ ADVANTAGE CARDS ============ */
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .adv-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

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

        .adv-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: transparent;
        }

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

        .adv-icon-circle {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(10, 31, 59, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            margin-bottom: 1rem;
            transition: all var(--transition-normal);
        }

        .adv-card:hover .adv-icon-circle {
            background: var(--color-primary);
            color: #fff;
        }

        .adv-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.01em;
        }

        .adv-card p {
            font-size: 0.92rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .adv-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .adv-card {
                padding: 1.5rem 1.2rem;
            }
        }

        /* ============ BRAND STORY ============ */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }

        .brand-story-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .brand-story-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform var(--transition-slow);
        }

        .brand-story-img:hover img {
            transform: scale(1.03);
        }

        .brand-story-text h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .brand-story-text p {
            font-size: 0.98rem;
            color: var(--color-text-weak);
            line-height: 1.75;
            margin-bottom: 0.8rem;
        }

        .brand-story-text .highlight-stat {
            display: inline-block;
            background: rgba(200, 150, 62, 0.1);
            color: var(--color-accent-deep);
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 0.4rem;
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 1.5rem;
                padding: 1.5rem;
            }
            .brand-story-text h2 {
                font-size: 1.3rem;
            }
        }

        /* ============ CATEGORY CARDS ============ */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .cat-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .cat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-5px);
            border-color: transparent;
        }

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

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

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

        .cat-card-body {
            padding: 1.3rem 1.3rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .cat-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.4rem;
        }

        .cat-card-body p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.55;
            margin-bottom: 1rem;
            flex: 1;
        }

        .cat-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent-deep);
            transition: all var(--transition-fast);
        }

        .cat-card-link:hover {
            color: var(--color-primary);
            gap: 0.6rem;
        }

        .cat-card-link i {
            transition: transform var(--transition-fast);
        }

        .cat-card-link:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 768px) {
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .cat-card-img {
                height: 140px;
            }
        }

        @media (max-width: 480px) {
            .cat-grid {
                grid-template-columns: 1fr;
            }
            .cat-card-img {
                height: 160px;
            }
        }

        /* ============ HIGHLIGHT SECTION ============ */
        .highlight-section {
            background: var(--color-primary);
            color: #fff;
            padding: 4rem 0;
        }

        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .highlight-item {
            text-align: center;
            padding: 1.5rem;
        }

        .highlight-item .hl-icon {
            font-size: 2.2rem;
            color: var(--color-accent-light);
            margin-bottom: 0.8rem;
        }

        .highlight-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .highlight-item p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.55;
        }

        @media (max-width: 768px) {
            .highlight-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* ============ TESTIMONIALS ============ */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.8rem 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .quote-mark {
            font-size: 3rem;
            color: rgba(200, 150, 62, 0.25);
            line-height: 1;
            margin-bottom: -0.5rem;
            font-family: Georgia, serif;
        }

        .testimonial-card .review-text {
            font-size: 0.94rem;
            color: var(--color-text-weak);
            line-height: 1.65;
            margin-bottom: 1rem;
        }

        .testimonial-card .reviewer {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.9rem;
        }

        .testimonial-card .reviewer-role {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.3rem;
            background: none;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-primary);
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
        }

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

        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--color-text-muted);
            font-size: 0.85rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 1.3rem;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.3rem 1.2rem;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        /* ============ NEWS LIST ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.2rem 1.4rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

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

        .news-date {
            flex-shrink: 0;
            background: var(--color-bg-alt);
            border-radius: var(--radius-md);
            padding: 0.45rem 0.8rem;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-weak);
            text-align: center;
            min-width: 60px;
        }

        .news-content h4 {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
            letter-spacing: 0.01em;
        }

        .news-content p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin-bottom: 0.5rem;
        }

        .news-read-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-accent-deep);
            transition: color var(--transition-fast);
        }

        .news-read-more:hover {
            color: var(--color-primary);
        }

        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem;
            }
            .news-date {
                align-self: flex-start;
            }
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0d2440 100%);
            color: #fff;
            padding: 4rem 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 520px;
            margin: 0 auto 1.8rem;
        }

        .cta-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            justify-content: center;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-lg);
            font-weight: 600;
            font-size: 1rem;
            background: var(--color-highlight);
            color: #fff;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-cta-primary:hover {
            background: #c02d36;
            box-shadow: 0 8px 28px rgba(212, 52, 62, 0.4);
            transform: translateY(-2px);
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            border-radius: var(--radius-lg);
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.45);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        @media (max-width: 640px) {
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #060e1a;
            color: rgba(255, 255, 255, 0.7);
            padding: 3rem 0 1.5rem;
        }

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

        .footer-brand .footer-logo {
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 0.6rem;
            display: block;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.3rem;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

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

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
        }

        /* ============ ANIMATIONS ============ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-in-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;
        }

        /* ============ ACCESSIBILITY ============ */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* Section alternating bg */
        .bg-white-section {
            background: #fff;
        }
        .bg-alt-section {
            background: var(--color-bg);
        }
        .bg-light-section {
            background: #f9fafb;
        }

/* roulang page: category4 */
:root {
            --color-primary: #4c6ef5;
            --color-primary-dark: #3b5bdb;
            --color-primary-light: #748ffc;
            --color-accent: #f97316;
            --color-accent-dark: #ea580c;
            --color-surface: #f8f9fb;
            --color-card: #ffffff;
            --color-text: #1f2937;
            --color-text-soft: #4b5563;
            --color-muted: #9ca3af;
            --color-border: #e5e7eb;
            --color-darkbg: #1a1d28;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-card: 0 1px 6px rgba(0, 0, 0, 0.06), 0 3px 12px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 4px 20px rgba(0, 0, 0, 0.10), 0 8px 28px rgba(0, 0, 0, 0.06);
            --shadow-nav: 0 2px 10px rgba(0, 0, 0, 0.05);
            --transition-fast: 180ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", system-ui, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-surface);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        .container {
            width: 100%;
            max-width: 1220px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* 站点头部 */
        .site-header {
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            background: rgba(255, 255, 255, 0.95);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            padding-top: 0.6rem;
            padding-bottom: 0.6rem;
            min-height: 60px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-text);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .logo-link:hover {
            opacity: 0.82;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #ffffff;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: -0.5px;
        }

        /* 导航面板 */
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
            background: #f1f5f9;
            border-radius: var(--radius-xl);
            padding: 0.3rem 0.4rem;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-panel::-webkit-scrollbar {
            display: none;
        }

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 1rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            letter-spacing: 0.01em;
        }
        .nav-panel a:hover {
            color: var(--color-primary);
            background: rgba(76, 110, 245, 0.06);
        }
        .nav-panel a.nav-active {
            background: #ffffff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: var(--color-primary);
            color: #ffffff;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 0.55rem 1.3rem;
            border-radius: var(--radius-xl);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(76, 110, 245, 0.28);
        }
        .nav-cta-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 4px 16px rgba(76, 110, 245, 0.38);
            transform: translateY(-1px);
        }

        .desktop-only {
            display: flex;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-text);
            padding: 0.4rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: #f3f4f6;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-darkbg);
            color: #c9cdd4;
            padding: 3rem 0 1.5rem;
            margin-top: 3.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            display: block;
            margin-bottom: 0.7rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #a0a6b2;
            margin: 0;
        }
        .footer-col h4 {
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 1rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.55rem;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: #a0a6b2;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #ffffff;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            font-size: 0.82rem;
            color: #787d88;
            letter-spacing: 0.02em;
        }

        /* 板块通用 */
        .section {
            padding: 3.5rem 0;
        }
        .section-sm {
            padding: 2.5rem 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            text-align: center;
            margin-bottom: 0.6rem;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            text-align: center;
            color: var(--color-text-soft);
            font-size: 1.05rem;
            margin-bottom: 2.5rem;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(76, 110, 245, 0.08);
            padding: 0.3rem 0.9rem;
            border-radius: 2rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }

        /* Hero */
        .page-hero {
            position: relative;
            padding: 5rem 0;
            background: linear-gradient(160deg, #1e293b 0%, #1a1d28 40%, #111827 100%);
            color: #ffffff;
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--color-surface), transparent);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            padding: 0.35rem 1.1rem;
            border-radius: 2rem;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: #e2e8f0;
            margin-bottom: 1.2rem;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin: 0 0 1rem;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }
        .page-hero .hero-desc {
            font-size: 1.15rem;
            color: #c9cdd4;
            max-width: 680px;
            margin: 0 auto 1.8rem;
            line-height: 1.8;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary-hero {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-xl);
            font-size: 1rem;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 18px rgba(76, 110, 245, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
        }
        .btn-primary-hero:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 6px 24px rgba(76, 110, 245, 0.48);
            transform: translateY(-2px);
        }
        .btn-outline-hero {
            background: transparent;
            color: #ffffff;
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: var(--radius-xl);
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-outline-hero:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        /* 步骤卡片 */
        .step-card {
            background: var(--color-card);
            border-radius: var(--radius-2xl);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border);
            position: relative;
        }
        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d1d5db;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #ffffff;
            font-weight: 800;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            box-shadow: 0 4px 14px rgba(76, 110, 245, 0.28);
        }
        .step-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 0.5rem;
            color: var(--color-text);
        }
        .step-card p {
            font-size: 0.92rem;
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
        }

        /* 技巧卡片 */
        .tip-card {
            background: var(--color-card);
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .tip-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .tip-card-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .tip-card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tip-card-tag {
            display: inline-block;
            font-size: 0.76rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 1rem;
            background: rgba(76, 110, 245, 0.08);
            color: var(--color-primary);
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
            width: fit-content;
        }
        .tip-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 0.5rem;
            color: var(--color-text);
        }
        .tip-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin: 0 0 1rem;
            line-height: 1.7;
            flex: 1;
        }
        .tip-card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast);
        }
        .tip-card-link:hover {
            gap: 0.55rem;
            color: var(--color-primary-dark);
        }

        /* FAQ */
        .faq-item {
            background: var(--color-card);
            border-radius: var(--radius-xl);
            padding: 1.4rem 1.6rem;
            margin-bottom: 0.75rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: #c7cdd6;
            box-shadow: var(--shadow-card-hover);
        }
        .faq-item summary {
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--color-text);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--color-primary);
            transition: transform var(--transition-fast);
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            background: rgba(76, 110, 245, 0.12);
        }
        .faq-item .faq-answer {
            margin-top: 0.9rem;
            padding-top: 0.9rem;
            border-top: 1px solid var(--color-border);
            font-size: 0.92rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #1e293b 0%, #111827 100%);
            border-radius: var(--radius-3xl);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.13;
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 0.8rem;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: #c9cdd4;
            margin: 0 0 1.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 警示条 */
        .alert-info {
            background: #fffbeb;
            border: 1px solid #fde68a;
            border-radius: var(--radius-xl);
            padding: 1.2rem 1.5rem;
            font-size: 0.92rem;
            color: #92400e;
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            line-height: 1.7;
        }
        .alert-info i {
            flex-shrink: 0;
            margin-top: 0.15rem;
            color: #f59e0b;
            font-size: 1.1rem;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .page-hero h1 {
                font-size: 2.3rem;
            }
            .desktop-only {
                display: none;
            }
            .nav-panel {
                gap: 0.15rem;
                padding: 0.25rem 0.3rem;
            }
            .nav-panel a {
                padding: 0.4rem 0.7rem;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 0.8rem;
            }
            .nav-panel {
                order: 3;
                width: 100%;
                border-radius: var(--radius-lg);
                justify-content: flex-start;
                padding: 0.35rem 0.4rem;
            }
            .nav-panel a {
                padding: 0.4rem 0.75rem;
                font-size: 0.8rem;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .desktop-only {
                display: none;
            }
            .page-hero {
                padding: 3rem 0;
                min-height: auto;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-desc {
                font-size: 1rem;
            }
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .cta-section {
                padding: 2rem 1.5rem;
                border-radius: var(--radius-2xl);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .step-card {
                padding: 1.5rem 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 0.9rem;
                padding-right: 0.9rem;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-desc {
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary-hero,
            .btn-outline-hero {
                width: 100%;
                justify-content: center;
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }
            .nav-panel a {
                padding: 0.35rem 0.6rem;
                font-size: 0.76rem;
            }
            .tip-card-image {
                height: 160px;
            }
            .faq-item {
                padding: 1rem 1.2rem;
            }
            .faq-item summary {
                font-size: 0.92rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-brand: #ee4d22;
            --color-brand-dark: #b92516;
            --color-brand-light: #fde4d7;
            --color-surface: #fafaf9;
            --color-surface-alt: #f5f0eb;
            --color-text: #1c1917;
            --color-text-soft: #57534e;
            --color-text-muted: #8c8579;
            --color-border: #e8e0d5;
            --color-gold: #d4a733;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.14), 0 8px 20px rgba(0, 0, 0, 0.06);
            --transition-fast: 180ms ease;
            --transition-base: 260ms ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-surface);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1rem;
        }

        @media (min-width: 768px) {
            .header-inner {
                height: 72px;
            }
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--color-brand);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }

        .logo-link:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, #ee4d22 0%, #d43515 100%);
            color: #fff;
            font-weight: 900;
            font-size: 1.05rem;
            letter-spacing: -0.5px;
            box-shadow: 0 2px 8px rgba(238, 77, 34, 0.35);
        }

        .nav-panel {
            display: none;
            align-items: center;
            gap: 0.25rem;
            background: var(--color-surface-alt);
            border-radius: var(--radius-xl);
            padding: 0.35rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        @media (min-width: 1024px) {
            .nav-panel {
                display: flex;
            }
        }

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 1rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-panel a:hover {
            color: var(--color-brand);
            background: rgba(238, 77, 34, 0.06);
        }

        .nav-panel a.nav-active {
            background: #fff;
            color: var(--color-brand);
            box-shadow: var(--shadow-sm);
            font-weight: 700;
        }

        .nav-cta-btn {
            display: none;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.3rem;
            border-radius: var(--radius-xl);
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--color-brand);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 2px 10px rgba(238, 77, 34, 0.3);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta-btn:hover {
            background: var(--color-brand-dark);
            box-shadow: 0 4px 18px rgba(238, 77, 34, 0.4);
            transform: translateY(-1px);
        }

        @media (min-width: 768px) {
            .nav-cta-btn.desktop-only {
                display: inline-flex;
            }
        }

        .mobile-menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-text);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            background: var(--color-surface-alt);
            border-color: #c4ae94;
        }

        @media (min-width: 1024px) {
            .mobile-menu-toggle {
                display: none;
            }
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background: linear-gradient(160deg, #1c1917 0%, #3a2f28 40%, #5a3a2a 100%);
            overflow: hidden;
        }

        @media (min-width: 768px) {
            .page-banner {
                min-height: 400px;
            }
        }

        .page-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }

        .page-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(28, 25, 23, 0.7) 0%, rgba(28, 25, 23, 0.5) 50%, rgba(28, 25, 23, 0.8) 100%);
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 3rem 0;
        }

        /* ============ LOTTERY BALLS ============ */
        .ball-red {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(145deg, #e84133 0%, #c0392b 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 2px 6px rgba(200, 40, 30, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
        }

        .ball-blue {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(145deg, #3b82f6 0%, #1d4ed8 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 2px 6px rgba(30, 64, 175, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
        }

        @media (max-width: 520px) {
            .ball-red,
            .ball-blue {
                width: 34px;
                height: 34px;
                font-size: 0.85rem;
            }
        }

        /* ============ RESULT CARD ============ */
        .result-card {
            background: #fff;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            padding: 1.5rem;
            transition: all var(--transition-base);
        }

        .result-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #d7c9b7;
        }

        .lottery-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.3rem 0.8rem;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.3px;
        }

        .tag-red {
            background: #fef2f2;
            color: #dc2626;
        }
        .tag-blue {
            background: #eff6ff;
            color: #2563eb;
        }
        .tag-green {
            background: #f0fdf4;
            color: #16a34a;
        }
        .tag-purple {
            background: #faf5ff;
            color: #9333ea;
        }

        /* ============ TABLE STYLES ============ */
        .results-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .results-table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            font-size: 0.9rem;
            min-width: 700px;
        }

        .results-table thead {
            background: var(--color-surface-alt);
            border-bottom: 2px solid var(--color-border);
        }

        .results-table thead th {
            padding: 0.9rem 0.8rem;
            font-weight: 700;
            color: var(--color-text-soft);
            text-align: left;
            white-space: nowrap;
            font-size: 0.85rem;
            letter-spacing: 0.3px;
        }

        .results-table tbody td {
            padding: 0.85rem 0.8rem;
            border-bottom: 1px solid #f5f0eb;
            vertical-align: middle;
        }

        .results-table tbody tr {
            transition: background var(--transition-fast);
        }

        .results-table tbody tr:hover {
            background: #fefbf8;
        }

        .results-table tbody tr:last-child td {
            border-bottom: none;
        }

        .table-balls {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }

        /* ============ TIMELINE ============ */
        .schedule-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .schedule-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #d7c9b7;
        }

        .schedule-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }

        /* ============ FAQ ============ */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 1.3rem 1.5rem;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d7c9b7;
        }

        .faq-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 0.5rem 0;
            display: flex;
            align-items: flex-start;
            gap: 0.5rem;
        }

        .faq-item h3 .faq-q {
            color: var(--color-brand);
            flex-shrink: 0;
            font-weight: 900;
        }

        .faq-item p {
            margin: 0;
            color: var(--color-text-soft);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: linear-gradient(160deg, #1c1917 0%, #3a2f28 100%);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            mix-blend-mode: overlay;
        }

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

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--color-brand);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(238, 77, 34, 0.35);
            cursor: pointer;
        }

        .btn-brand:hover {
            background: var(--color-brand-dark);
            box-shadow: 0 6px 24px rgba(238, 77, 34, 0.45);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.95rem;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
            cursor: pointer;
        }

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

        /* ============ FOOTER ============ */
        .site-footer {
            background: #1c1917;
            color: #d7c9b7;
            padding: 3rem 0 2rem;
            margin-top: auto;
        }

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

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
            }
        }

        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            display: block;
            margin-bottom: 0.6rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #a89f94;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.8rem 0;
            letter-spacing: 0.4px;
        }

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

        .footer-col ul li {
            margin-bottom: 0.45rem;
        }

        .footer-col ul li a {
            color: #a89f94;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid #3a2f28;
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.82rem;
            color: #8c8579;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1023px) {
            .nav-panel {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 1rem;
                gap: 0.3rem;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--color-border);
                border-top: none;
                z-index: 99;
            }

            .nav-panel.mobile-open {
                display: flex;
            }

            .nav-panel a {
                width: 100%;
                padding: 0.7rem 1rem;
                border-radius: var(--radius-md);
                font-size: 0.95rem;
            }
        }

        @media (max-width: 640px) {
            .page-banner {
                min-height: 260px;
            }
            .page-banner .banner-content {
                padding: 2rem 0;
            }
            .result-card {
                padding: 1rem;
            }
            .schedule-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
            .cta-section {
                padding: 2rem 1.25rem;
                border-radius: var(--radius-lg);
            }
            .results-table {
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --brand-red: #e12c3a;
            --brand-red-dark: #c5202d;
            --brand-red-light: #fde3e3;
            --navy: #1a2b4c;
            --navy-dark: #0d1628;
            --navy-light: #2a3d60;
            --gold: #d4a04a;
            --gold-light: #fdf3e0;
            --text-primary: #1a1a2e;
            --text-secondary: #4a5568;
            --text-muted: #718096;
            --bg-page: #f7f8fb;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --border: #e2e8f0;
            --border-light: #edf2f7;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.10), 0 4px 10px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12), 0 6px 16px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

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

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

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-page);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--brand-red);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ========== 站点头部 ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            gap: 24px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--navy);
            white-space: nowrap;
            letter-spacing: -0.3px;
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }
        .logo-link:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-red) 0%, #c5202d 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        /* 导航面板 - 卡片化 */
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            background: #f8f9fb;
            border-radius: var(--radius-md);
            padding: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-panel::-webkit-scrollbar {
            display: none;
        }

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 9px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.2px;
        }
        .nav-panel a:hover {
            color: var(--navy);
            background: rgba(26, 43, 76, 0.05);
        }
        .nav-panel a.nav-active {
            background: #fff;
            color: var(--brand-red);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 20px;
            border-radius: 50px;
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
            letter-spacing: 0.2px;
            box-shadow: 0 2px 10px rgba(225, 44, 58, 0.3);
        }
        .nav-cta-btn:hover {
            background: var(--brand-red-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(225, 44, 58, 0.4);
            color: #fff;
        }

        .mobile-menu-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--navy);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: #f1f5f9;
        }

        /* ========== 容器 ========== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 板块间距 ========== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }

        /* ========== Banner ========== */
        .page-banner {
            position: relative;
            padding: 72px 0 64px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            color: #fff;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 22, 40, 0.88) 0%, rgba(26, 43, 76, 0.78) 40%, rgba(26, 43, 76, 0.7) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
        }

        /* ========== 卡片组件 ========== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #dce3ed;
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e9edf4;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-body {
            padding: 20px 22px 24px;
        }
        .card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 10px;
        }
        .card-tag-red {
            background: var(--brand-red-light);
            color: var(--brand-red);
        }
        .card-tag-navy {
            background: #e8edf6;
            color: var(--navy);
        }
        .card-tag-gold {
            background: var(--gold-light);
            color: #8b6914;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            box-shadow: 0 4px 14px rgba(225, 44, 58, 0.3);
        }
        .btn-primary:hover {
            background: var(--brand-red-dark);
            border-color: var(--brand-red-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(225, 44, 58, 0.4);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--navy);
            border-color: #cbd5e0;
        }
        .btn-outline:hover {
            border-color: var(--navy);
            background: #f8f9fb;
            color: var(--navy);
            transform: translateY(-1px);
        }
        .btn-white {
            background: #fff;
            color: var(--brand-red);
            border-color: #fff;
            box-shadow: var(--shadow-md);
        }
        .btn-white:hover {
            background: #fef2f2;
            border-color: #fef2f2;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: var(--brand-red-dark);
        }

        /* ========== 模拟走势柱状图 ========== */
        .bar-chart {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            height: 180px;
            padding: 0 4px;
        }
        .bar-chart .bar-col {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            height: 100%;
            justify-content: flex-end;
        }
        .bar-chart .bar-fill {
            width: 100%;
            max-width: 36px;
            border-radius: 6px 6px 0 0;
            background: linear-gradient(180deg, var(--brand-red) 0%, #f47474 100%);
            transition: all var(--transition-smooth);
            min-height: 8px;
            position: relative;
        }
        .bar-chart .bar-fill.hot {
            background: linear-gradient(180deg, #e12c3a 0%, #ff6b6b 100%);
            box-shadow: 0 0 14px rgba(225, 44, 58, 0.35);
        }
        .bar-chart .bar-fill.warm {
            background: linear-gradient(180deg, #d4a04a 0%, #e8b86d 100%);
        }
        .bar-chart .bar-fill.cool {
            background: linear-gradient(180deg, #5c78a6 0%, #8fa3c4 100%);
        }
        .bar-chart .bar-label {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .bar-chart .bar-val {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .faq-item:hover {
            border-color: #d0d7e3;
            box-shadow: var(--shadow-md);
        }
        .faq-q {
            font-weight: 700;
            font-size: 1.02rem;
            color: var(--navy);
            margin-bottom: 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-q .faq-icon {
            color: var(--brand-red);
            flex-shrink: 0;
            margin-top: 2px;
        }
        .faq-a {
            color: var(--text-secondary);
            line-height: 1.75;
            font-size: 0.93rem;
            padding-left: 26px;
        }

        /* ========== CTA 区块 ========== */
        .cta-block {
            background: linear-gradient(135deg, var(--navy) 0%, #0f1d35 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            color: #fff;
            text-align: center;
            box-shadow: var(--shadow-xl);
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(225, 44, 58, 0.12);
            pointer-events: none;
        }
        .cta-block>* {
            position: relative;
            z-index: 1;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--navy-dark);
            color: #c8d2e0;
            padding: 48px 0 28px;
            margin-top: auto;
            font-size: 0.9rem;
            line-height: 1.8;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            display: block;
            margin-bottom: 10px;
        }
        .footer-brand p {
            color: #9aabbf;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            color: #e2e8f0;
            font-weight: 600;
            font-size: 0.9rem;
            margin: 0 0 12px;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #9aabbf;
            transition: color var(--transition-fast);
            font-size: 0.88rem;
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            color: #7a8da3;
            font-size: 0.82rem;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-panel a {
                padding: 7px 11px;
                font-size: 0.82rem;
            }
            .page-banner {
                padding: 52px 0 44px;
            }
            .bar-chart {
                height: 140px;
                gap: 5px;
            }
            .section {
                padding: 44px 0;
            }
            .section-lg {
                padding: 56px 0;
            }
            .cta-block {
                padding: 36px 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }
            .header-inner {
                padding: 0 16px;
                gap: 12px;
            }
            .desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .nav-panel {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 8px 12px;
                border-radius: 0;
                box-shadow: var(--shadow-lg);
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-smooth);
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }
            .nav-panel.nav-open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav-panel a {
                padding: 13px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .bar-chart {
                height: 110px;
                gap: 4px;
            }
            .bar-chart .bar-fill {
                max-width: 24px;
            }
            .page-banner {
                padding: 40px 0 32px;
                text-align: center;
            }
            .card-body {
                padding: 16px;
            }
            .section {
                padding: 32px 0;
            }
            .section-lg {
                padding: 40px 0;
            }
            .cta-block {
                padding: 28px 20px;
                border-radius: var(--radius-lg);
            }
            .faq-item {
                padding: 16px;
            }
            .faq-a {
                padding-left: 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .bar-chart {
                height: 90px;
                gap: 3px;
            }
            .bar-chart .bar-fill {
                max-width: 18px;
                border-radius: 4px 4px 0 0;
            }
            .bar-chart .bar-label {
                font-size: 0.68rem;
            }
            .bar-chart .bar-val {
                font-size: 0.62rem;
            }
            .btn {
                padding: 9px 18px;
                font-size: 0.82rem;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .logo-link span:last-child {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #c41230;
            --color-primary-dark: #9e0e26;
            --color-primary-light: #e8455c;
            --color-secondary: #1a3a5c;
            --color-accent: #f0a500;
            --color-surface: #f8f9fb;
            --color-text-main: #1a1a2e;
            --color-text-soft: #5a5f6e;
            --color-text-muted: #8b8f9a;
            --color-border: #e2e6ed;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 6px 20px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.09), 0 12px 32px rgba(0, 0, 0, 0.07);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.07);
            --transition-fast: 180ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-main);
            background-color: #ffffff;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.25rem;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }

        .logo-link:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, #c41230 0%, #e8455c 100%);
            color: #fff;
            font-weight: 800;
            font-size: 0.9rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            background: #f8f9fb;
            border-radius: 28px;
            padding: 4px 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

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

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 0.9rem;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .nav-panel a:hover {
            color: var(--color-primary);
            background: rgba(196, 18, 48, 0.05);
        }

        .nav-panel a.nav-active {
            background: #ffffff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.25rem;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-primary);
            color: #fff;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-btn, 0 2px 8px rgba(196, 18, 48, 0.25));
        }

        .nav-cta-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 4px 16px rgba(196, 18, 48, 0.35);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            background: #fff;
            color: var(--color-text-main);
            font-size: 1.2rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(196, 18, 48, 0.03);
        }

        .mobile-menu-toggle[aria-expanded="true"] {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .desktop-only {
            display: inline-flex;
        }

        @media (max-width: 1023px) {
            .desktop-only {
                display: none !important;
            }
            .nav-panel {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                border-radius: 0;
                padding: 0.75rem;
                background: #ffffff;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
                max-height: 0;
                overflow: hidden;
                opacity: 0;
                pointer-events: none;
                transition: max-height 0.35s ease, opacity 0.25s ease, padding 0.25s ease;
                z-index: 999;
                border-bottom: 1px solid var(--color-border);
            }
            .nav-panel.nav-open {
                max-height: 420px;
                opacity: 1;
                pointer-events: auto;
                padding: 1rem;
            }
            .nav-panel a {
                border-radius: 12px;
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
            }
            .nav-panel a.nav-active {
                background: rgba(196, 18, 48, 0.06);
                box-shadow: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
        }

        @media (min-width: 1024px) {
            .nav-panel {
                display: flex !important;
                opacity: 1 !important;
                pointer-events: auto !important;
                max-height: none !important;
                position: static;
                box-shadow: none;
                border-bottom: none;
            }
        }

        /* ===== 号码球 ===== */
        .ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }
        .ball-sm {
            width: 30px;
            height: 30px;
            font-size: 0.75rem;
        }
        .ball-red {
            background: linear-gradient(135deg, #e8455c 0%, #c41230 100%);
            box-shadow: 0 2px 6px rgba(196, 18, 48, 0.35);
        }
        .ball-blue {
            background: linear-gradient(135deg, #4a90d9 0%, #1a56b8 100%);
            box-shadow: 0 2px 6px rgba(26, 86, 184, 0.35);
        }
        .ball-orange {
            background: linear-gradient(135deg, #f5a623 0%, #e08800 100%);
            box-shadow: 0 2px 6px rgba(224, 136, 0, 0.35);
        }
        .ball-green {
            background: linear-gradient(135deg, #52c99b 0%, #1a8a5a 100%);
            box-shadow: 0 2px 6px rgba(26, 138, 90, 0.35);
        }
        .ball-gray {
            background: linear-gradient(135deg, #7a7f8c 0%, #4a4f5c 100%);
            box-shadow: 0 2px 6px rgba(74, 79, 92, 0.3);
        }
        .ball-purple {
            background: linear-gradient(135deg, #9b59b6 0%, #6c3483 100%);
            box-shadow: 0 2px 6px rgba(108, 52, 131, 0.35);
        }

        @media (max-width: 520px) {
            .ball {
                width: 30px;
                height: 30px;
                font-size: 0.75rem;
            }
            .ball-sm {
                width: 26px;
                height: 26px;
                font-size: 0.7rem;
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 3.5rem 0;
        }
        .section-sm {
            padding: 2.5rem 0;
        }
        .section-lg {
            padding: 5rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 0.5rem;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-soft);
            margin-bottom: 2rem;
        }

        @media (max-width: 768px) {
            .section {
                padding: 2.5rem 0;
            }
            .section-lg {
                padding: 3.5rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

        /* ===== Banner ===== */
        .inner-banner {
            position: relative;
            padding: 4rem 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            min-height: 260px;
        }
        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 30, 46, 0.88) 0%, rgba(20, 30, 50, 0.78) 100%);
            z-index: 1;
        }
        .inner-banner .banner-content {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0.75rem;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.45);
        }
        .breadcrumb .current {
            color: #fff;
            font-weight: 500;
        }

        /* ===== 开奖卡片 ===== */
        .lottery-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.5rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .lottery-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #d0d5dd;
        }
        .lottery-card .card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
        }
        .lottery-card .lottery-name {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text-main);
        }
        .lottery-card .issue-no {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            background: #f5f6f8;
            padding: 0.25rem 0.6rem;
            border-radius: 14px;
            white-space: nowrap;
        }
        .lottery-card .balls-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            align-items: center;
        }
        .lottery-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            padding-top: 0.5rem;
            border-top: 1px solid var(--border-light);
        }
        .pool-amount {
            font-weight: 600;
            color: var(--color-accent);
        }

        /* ===== 时间表 ===== */
        .schedule-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
            font-size: 0.9rem;
        }
        .schedule-table thead {
            background: #f8f9fb;
        }
        .schedule-table th {
            padding: 0.9rem 1rem;
            text-align: left;
            font-weight: 600;
            color: var(--color-text-main);
            border-bottom: 2px solid var(--color-border);
            white-space: nowrap;
        }
        .schedule-table td {
            padding: 0.85rem 1rem;
            border-bottom: 1px solid var(--border-light);
            color: var(--color-text-soft);
        }
        .schedule-table tbody tr:hover {
            background: #fafbfc;
        }
        .schedule-table .badge-freq {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 500;
            background: #eef6ff;
            color: #1a56b8;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #d0d5dd;
        }
        .faq-question {
            width: 100%;
            padding: 1rem 1.25rem;
            text-align: left;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text-main);
            background: #fff;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #fafbfc;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f0f2f5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            transition: all var(--transition-smooth);
            color: var(--color-text-soft);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 1.25rem 1.25rem;
            color: var(--color-text-soft);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* ===== CTA区块 ===== */
        .cta-block {
            background: linear-gradient(135deg, #1a3a5c 0%, #0f2540 100%);
            border-radius: var(--radius-2xl);
            padding: 3rem 2rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-block h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
        }
        .cta-block .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.7rem 2rem;
            border-radius: 28px;
            font-weight: 600;
            background: var(--color-accent);
            color: #1a1a2e;
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
            box-shadow: 0 4px 16px rgba(240, 165, 0, 0.3);
        }
        .cta-block .cta-btn:hover {
            background: #f5b820;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(240, 165, 0, 0.45);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1a1a2e;
            color: #c5c8d0;
            padding: 3rem 0 1.5rem;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            display: block;
        }
        .footer-brand p {
            color: #9a9eaa;
            line-height: 1.6;
            font-size: 0.85rem;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            margin-bottom: 0.75rem;
            font-size: 0.95rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.45rem;
        }
        .footer-col ul li a {
            color: #9a9eaa;
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.25rem;
            text-align: center;
            color: #7a7e8a;
            font-size: 0.82rem;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .cta-block {
                padding: 2rem 1.25rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
            .inner-banner {
                min-height: 200px;
                padding: 2.5rem 0;
            }
        }

        /* ===== 列表区块 ===== */
        .result-list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.25rem;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            margin-bottom: 0.6rem;
            background: #fff;
            transition: all var(--transition-fast);
            gap: 1rem;
            flex-wrap: wrap;
        }
        .result-list-item:hover {
            border-color: #d0d5dd;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
        .result-list-item .list-info {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .result-list-item .list-lottery-name {
            font-weight: 600;
            color: var(--color-text-main);
            min-width: 70px;
        }
        .result-list-item .list-issue {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .result-list-item .list-date {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        /* ===== 分隔装饰 ===== */
        .section-divider {
            width: 48px;
            height: 4px;
            border-radius: 2px;
            background: var(--color-primary);
            margin-bottom: 1.5rem;
        }
        .section-divider.center {
            margin-left: auto;
            margin-right: auto;
        }

/* roulang page: category6 */
:root {
            --color-brand: #ed4e1c;
            --color-brand-dark: #b82811;
            --color-brand-light: #fde5d7;
            --color-text: #212529;
            --color-text-soft: #495057;
            --color-text-muted: #868e96;
            --color-bg: #ffffff;
            --color-bg-soft: #f8f9fa;
            --color-border: #e9ecef;
            --color-border-light: #f1f3f5;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.10), 0 3px 8px rgba(0, 0, 0, 0.06);
            --transition-fast: 180ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg-soft);
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

        /* ========== Header / Navigation ========== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.25rem;
            padding: 0.6rem 0;
            flex-wrap: nowrap;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-brand);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
            letter-spacing: -0.01em;
        }
        .logo-link:hover {
            opacity: 0.85;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.25rem;
            height: 2.25rem;
            background: linear-gradient(135deg, #ed4e1c, #d43d10);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 0.95rem;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        /* Nav Panel - card style */
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            background: var(--color-bg-soft);
            border-radius: var(--radius-lg);
            padding: 0.35rem 0.45rem;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-panel::-webkit-scrollbar {
            display: none;
        }
        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .nav-panel a:hover {
            color: var(--color-brand);
            background: #ffffff;
            box-shadow: var(--shadow-sm);
        }
        .nav-panel a.nav-active {
            color: #ffffff;
            background: var(--color-brand);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(237, 78, 28, 0.3);
        }
        .nav-panel a.nav-active:hover {
            color: #ffffff;
            background: var(--color-brand-dark);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.88rem;
            background: var(--color-brand);
            color: #ffffff;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 8px rgba(237, 78, 28, 0.25);
        }
        .nav-cta-btn:hover {
            background: var(--color-brand-dark);
            box-shadow: 0 4px 14px rgba(237, 78, 28, 0.35);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 0.4rem 0.5rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-soft);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #ffffff;
            border-top: 1px solid var(--color-border);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-brand);
            display: block;
            margin-bottom: 0.6rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 0.75rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.45rem;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-brand);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

        /* ========== Page Banner ========== */
        .page-banner {
            position: relative;
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(33, 37, 41, 0.78) 0%, rgba(33, 37, 41, 0.55) 40%, rgba(33, 37, 41, 0.35) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 3rem 0;
        }

        /* ========== Section spacing ========== */
        .section-pad {
            padding: 3.5rem 0;
        }
        .section-pad-sm {
            padding: 2.5rem 0;
        }

        /* ========== Cards ========== */
        .report-card {
            background: #ffffff;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .report-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .report-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-soft);
        }
        .report-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .report-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .report-card .card-body {
            padding: 1.35rem 1.4rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .report-card .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 99px;
            background: var(--color-brand-light);
            color: var(--color-brand-dark);
            margin-bottom: 0.6rem;
            width: fit-content;
        }
        .report-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 0.4rem;
            line-height: 1.4;
        }
        .report-card .card-desc {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }
        .report-card .card-footer-meta {
            margin-top: 0.9rem;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 0.6rem;
            border-top: 1px solid var(--color-border-light);
            padding-top: 0.75rem;
        }

        /* ========== List item ========== */
        .report-list-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1.1rem 1.2rem;
            background: #ffffff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .report-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(2px);
        }
        .report-list-item .list-index {
            flex-shrink: 0;
            width: 2.5rem;
            height: 2.5rem;
            border-radius: var(--radius-sm);
            background: var(--color-brand-light);
            color: var(--color-brand-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
        }
        .report-list-item .list-content h5 {
            margin: 0 0 0.25rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }
        .report-list-item .list-content p {
            margin: 0;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.55;
        }
        .report-list-item .list-date {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            padding-top: 0.15rem;
        }

        /* ========== Stat block ========== */
        .stat-card {
            background: #ffffff;
            border-radius: var(--radius-xl);
            padding: 1.6rem 1.5rem;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-brand);
            letter-spacing: -0.02em;
            line-height: 1.1;
            margin-bottom: 0.3rem;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== CTA Block ========== */
        .cta-block {
            background: linear-gradient(135deg, #212529 0%, #343a40 100%);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            text-align: center;
            color: #ffffff;
            box-shadow: var(--shadow-lg);
        }
        .cta-block h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 0.75rem;
            color: #ffffff;
        }
        .cta-block p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 1.5rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.65;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: #ffffff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 1.3rem 1.5rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }
        .faq-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 0.5rem;
            line-height: 1.45;
        }
        .faq-item p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.65;
        }
        .faq-item .faq-icon {
            color: var(--color-brand);
            margin-right: 0.4rem;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .nav-panel a {
                padding: 0.45rem 0.7rem;
                font-size: 0.82rem;
            }
            .page-banner {
                min-height: 260px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-panel {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                padding: 0.75rem;
                gap: 0.2rem;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                box-shadow: var(--shadow-lg);
                border-top: 1px solid var(--color-border);
                overflow-y: auto;
                max-height: 60vh;
                z-index: 99;
            }
            .nav-panel.mobile-open {
                display: flex;
            }
            .nav-panel a {
                padding: 0.65rem 1rem;
                width: 100%;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
                justify-content: flex-start;
            }
            .header-inner {
                position: relative;
                padding: 0.5rem 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.25rem;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .page-banner {
                min-height: 220px;
            }
            .page-banner .banner-content {
                padding: 2rem 0;
            }
            .report-list-item {
                flex-wrap: wrap;
                gap: 0.6rem;
            }
            .report-list-item .list-date {
                width: 100%;
                text-align: left;
            }
            .section-pad {
                padding: 2.5rem 0;
            }
            .section-pad-sm {
                padding: 1.8rem 0;
            }
            .cta-block {
                padding: 1.8rem 1.2rem;
            }
            .cta-block h3 {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .page-banner {
                min-height: 180px;
            }
            .page-banner .banner-content h1 {
                font-size: 1.5rem;
            }
            .stat-card .stat-number {
                font-size: 1.7rem;
            }
            .report-card .card-body {
                padding: 1rem 1.1rem;
            }
            .report-card .card-title {
                font-size: 1rem;
            }
            .faq-item {
                padding: 1rem 1.1rem;
            }
            .logo-link {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 1.9rem;
                height: 1.9rem;
                font-size: 0.8rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #C41E3A;
            --color-primary-dark: #9B1630;
            --color-primary-light: #E8485E;
            --color-accent: #F0A500;
            --color-accent-dark: #C88700;
            --color-surface: #FFFFFF;
            --color-surface-alt: #F9FAFB;
            --color-surface-card: #FFFFFF;
            --color-dark: #1A1A2E;
            --color-dark-secondary: #2D2D44;
            --color-muted: #6B7280;
            --color-muted-light: #9CA3AF;
            --color-border: #E5E7EB;
            --color-border-light: #F3F4F6;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 12px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.06);
            --shadow-button: 0 2px 8px rgba(196, 30, 58, 0.25);
            --shadow-button-hover: 0 4px 16px rgba(196, 30, 58, 0.35);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-surface-alt);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
            transition: all var(--transition-smooth);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.5rem;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-dark);
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
            text-decoration: none;
        }

        .logo-link:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            border-radius: var(--radius-md);
            font-weight: 800;
            font-size: 0.95rem;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-panel {
            display: none;
            align-items: center;
            gap: 0.25rem;
            background: var(--color-surface-alt);
            border-radius: var(--radius-xl);
            padding: 0.3rem 0.4rem;
            border: 1px solid var(--color-border-light);
            flex-wrap: nowrap;
        }

        @media (min-width: 1024px) {
            .nav-panel {
                display: flex;
            }
        }

        .nav-panel a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.01em;
            position: relative;
        }

        .nav-panel a:hover {
            color: var(--color-dark);
            background: rgba(0, 0, 0, 0.04);
        }

        .nav-panel a.nav-active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 1px 4px rgba(196, 30, 58, 0.3);
        }

        .nav-panel a.nav-active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }

        .nav-cta-btn {
            display: none;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            border-radius: var(--radius-xl);
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-primary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-button);
            text-decoration: none;
            flex-shrink: 0;
        }

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

        @media (min-width: 1024px) {
            .nav-cta-btn.desktop-only {
                display: inline-flex;
            }
        }

        .mobile-menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            color: var(--color-dark);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            background: var(--color-surface-alt);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        @media (min-width: 1024px) {
            .mobile-menu-toggle {
                display: none;
            }
        }

        /* Mobile nav drawer */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .mobile-nav-overlay.active {
            display: block;
            opacity: 1;
        }

        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: 64px;
            right: 0;
            width: 280px;
            max-width: 85vw;
            bottom: 0;
            background: #fff;
            z-index: 1001;
            padding: 1.5rem;
            flex-direction: column;
            gap: 0.5rem;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
            transform: translateX(100%);
            transition: transform var(--transition-smooth);
            overflow-y: auto;
        }

        .mobile-nav-drawer.active {
            display: flex;
            transform: translateX(0);
        }

        .mobile-nav-drawer a {
            display: block;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-dark);
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .mobile-nav-drawer a:hover {
            background: var(--color-surface-alt);
        }

        .mobile-nav-drawer a.nav-active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        @media (min-width: 1024px) {
            .mobile-nav-overlay,
            .mobile-nav-drawer {
                display: none !important;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            padding: 4rem 0 3.5rem;
            background: linear-gradient(170deg, #1A1A2E 0%, #2D1A28 40%, #3D1A2A 100%);
            overflow: hidden;
            color: #fff;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--color-surface-alt), transparent);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.9rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
            margin-bottom: 1.25rem;
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            color: var(--color-accent);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 0.75rem 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 0.85rem;
            color: var(--color-muted);
        }

        .breadcrumb-bar a {
            color: var(--color-muted);
            transition: color var(--transition-fast);
            text-decoration: none;
        }

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

        .breadcrumb-bar .separator {
            margin: 0 0.5rem;
            color: var(--color-muted-light);
        }

        .breadcrumb-bar .current {
            color: var(--color-dark);
            font-weight: 500;
        }

        /* Section titles */
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 0.75rem;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-muted);
            max-width: 600px;
            line-height: 1.7;
        }

        /* Card base */
        .card {
            background: var(--color-surface-card);
            border-radius: var(--radius-2xl);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }

        .card-clickable {
            cursor: pointer;
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-xl);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-primary);
            border: none;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-button);
            text-decoration: none;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

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

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.65rem 1.5rem;
            border-radius: var(--radius-xl);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            background: transparent;
            border: 2px solid var(--color-primary);
            transition: all var(--transition-fast);
            text-decoration: none;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

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

        /* Odds tag */
        .odds-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.2rem 0.65rem;
            border-radius: 2rem;
            font-size: 0.78rem;
            font-weight: 700;
            background: #FEF3C7;
            color: #B45309;
        }

        .odds-tag.up {
            background: #DCFCE7;
            color: #15803D;
        }

        .odds-tag.down {
            background: #FEE2E2;
            color: #B91C1C;
        }

        /* Stat card */
        .stat-card {
            text-align: center;
            padding: 1.5rem 1rem;
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border);
        }

        .stat-number {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--color-muted);
            margin-top: 0.35rem;
        }

        /* Match card */
        .match-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            border: 1px solid var(--color-border-light);
            padding: 1.25rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border);
        }

        .match-teams {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-dark);
        }

        .match-vs {
            color: var(--color-muted-light);
            font-weight: 400;
            font-size: 0.85rem;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-xl);
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            padding: 1.1rem 1.5rem;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            user-select: none;
            transition: color var(--transition-fast);
        }

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

        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--color-muted-light);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 1.5rem;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 1.5rem 1.25rem;
        }

        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, #1A1A2E 0%, #2D1A28 50%, #3D1A2A 100%);
            border-radius: var(--radius-3xl);
            padding: 3rem 2rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(240, 165, 0, 0.15) 0%, transparent 60%);
            z-index: 0;
        }

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

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: #cbd5e1;
            padding: 3.5rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 4px solid var(--color-primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
            }
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #94a3b8;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            color: #94a3b8;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.82rem;
            color: #64748b;
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .section-title {
                font-size: 1.45rem;
            }
            .stat-number {
                font-size: 1.75rem;
            }
            .hero-section {
                padding: 2.5rem 0 2rem;
            }
            .cta-section {
                padding: 2rem 1.25rem;
                border-radius: var(--radius-2xl);
            }
        }

        @media (max-width: 640px) {
            .section-title {
                font-size: 1.3rem;
            }
            .hero-section {
                padding: 2rem 0 1.5rem;
            }
            .match-teams {
                font-size: 0.95rem;
                gap: 0.6rem;
            }
            .card {
                border-radius: var(--radius-xl);
            }
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* Animation */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }