/* roulang page: index */
:root {
            --bg-deep: #08080b;
            --bg-surface: #12121a;
            --bg-card: #181825;
            --bg-elevated: #1e1e2e;
            --neon-gold: #d4a853;
            --neon-gold-glow: #f0c86e;
            --neon-rose: #c9a04c;
            --text-primary: #f1f1f5;
            --text-secondary: #b0b0c0;
            --text-muted: #7a7a90;
            --border-subtle: #2a2a3a;
            --border-glow: #3d3528;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 22px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 30px rgba(212, 168, 83, 0.18);
            --shadow-neon: 0 0 50px rgba(212, 168, 83, 0.28);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --spacing-xs: 6px;
            --spacing-sm: 12px;
            --spacing-md: 20px;
            --spacing-lg: 32px;
            --spacing-xl: 48px;
            --spacing-2xl: 64px;
            --spacing-3xl: 80px;
        }

        *,
        *::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-body);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 8, 11, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.55);
            border-bottom-color: var(--border-glow);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
            height: 64px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.35rem;
            letter-spacing: 0.04em;
            color: var(--text-primary);
            white-space: nowrap;
            position: relative;
        }
        .logo-link .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--neon-gold), var(--neon-gold-glow));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0a0a0a;
            font-weight: 900;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(212, 168, 83, 0.35);
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            align-items: center;
        }
        .nav-list li a {
            display: block;
            padding: 10px 16px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-list li a:hover {
            color: var(--neon-gold-glow);
            background: rgba(212, 168, 83, 0.06);
        }
        .nav-list li a.active {
            color: var(--neon-gold-glow);
            font-weight: 600;
        }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 2px;
            background: var(--neon-gold);
            border-radius: 2px;
            box-shadow: 0 0 14px rgba(212, 168, 83, 0.7), 0 0 30px rgba(212, 168, 83, 0.35);
        }
        .nav-cta {
            padding: 9px 20px !important;
            background: linear-gradient(135deg, var(--neon-gold), #b8923f);
            color: #0a0a0a !important;
            border-radius: 24px !important;
            font-weight: 700 !important;
            letter-spacing: 0.03em;
            box-shadow: 0 0 20px rgba(212, 168, 83, 0.3);
            transition: all var(--transition-smooth) !important;
        }
        .nav-cta:hover {
            box-shadow: 0 0 35px rgba(212, 168, 83, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--neon-gold-glow), #c9a04c) !important;
            color: #0a0a0a !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-toggle:hover {
            color: var(--neon-gold-glow);
            background: rgba(212, 168, 83, 0.08);
        }
        @media (max-width: 1024px) {
            .nav-list {
                gap: 0;
            }
            .nav-list li a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .nav-cta {
                padding: 8px 14px !important;
                font-size: 0.82rem !important;
            }
        }
        @media (max-width: 768px) {
            .nav-list.desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-inner {
                height: 56px;
            }
            .logo-link {
                font-size: 1.15rem;
            }
            .logo-link .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
        }
        /* 移动端抽屉菜单 */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            max-width: 80vw;
            height: 100vh;
            background: var(--bg-surface);
            z-index: 1100;
            padding: 24px;
            transition: right var(--transition-smooth);
            border-left: 1px solid var(--border-subtle);
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.6);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            color: var(--text-secondary);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            font-weight: 500;
        }
        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            color: var(--neon-gold-glow);
            background: rgba(212, 168, 83, 0.08);
        }
        .mobile-drawer .drawer-cta {
            background: linear-gradient(135deg, var(--neon-gold), #b8923f);
            color: #0a0a0a !important;
            text-align: center;
            font-weight: 700;
            border-radius: 24px;
            margin-top: 8px;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1050;
            display: none;
            transition: opacity var(--transition-smooth);
        }
        .drawer-overlay.show {
            display: block;
        }
        .drawer-close {
            align-self: flex-end;
            background: none;
            color: var(--text-secondary);
            font-size: 1.3rem;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .drawer-close:hover {
            color: var(--neon-gold-glow);
            background: rgba(212, 168, 83, 0.1);
        }

        /* ===== 容器 ===== */
        .container-main {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        .section-pad {
            padding: var(--spacing-3xl) 0;
        }
        @media (max-width: 768px) {
            .section-pad {
                padding: var(--spacing-xl) 0;
            }
            .container-main {
                padding: 0 16px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            margin-top: 64px;
            background: var(--bg-deep);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.38;
            filter: brightness(0.55) saturate(0.7);
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(8, 8, 11, 0.3) 0%, rgba(8, 8, 11, 0.85) 70%, #08080b 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 0 var(--spacing-md);
        }
        .hero-badge {
            display: inline-block;
            padding: 7px 18px;
            border: 1px solid var(--border-glow);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--neon-gold-glow);
            letter-spacing: 0.06em;
            margin-bottom: var(--spacing-lg);
            backdrop-filter: blur(8px);
            background: rgba(18, 18, 26, 0.6);
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: 3.5rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.03em;
        }
        .hero-title .highlight {
            color: var(--neon-gold-glow);
            text-shadow: 0 0 40px rgba(212, 168, 83, 0.5);
        }
        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto var(--spacing-lg);
            line-height: 1.8;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            padding: 13px 32px;
            background: linear-gradient(135deg, var(--neon-gold), #b8923f);
            color: #0a0a0a;
            font-weight: 700;
            border-radius: 28px;
            letter-spacing: 0.04em;
            box-shadow: 0 0 28px rgba(212, 168, 83, 0.35);
            transition: all var(--transition-smooth);
            font-size: 1rem;
        }
        .btn-primary:hover {
            box-shadow: 0 0 48px rgba(212, 168, 83, 0.55);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--neon-gold-glow), #c9a04c);
        }
        .btn-outline {
            display: inline-block;
            padding: 12px 30px;
            border: 2px solid var(--border-glow);
            color: var(--text-primary);
            font-weight: 600;
            border-radius: 28px;
            letter-spacing: 0.03em;
            transition: all var(--transition-smooth);
            font-size: 1rem;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--neon-gold);
            color: var(--neon-gold-glow);
            box-shadow: 0 0 22px rgba(212, 168, 83, 0.2);
            background: rgba(212, 168, 83, 0.05);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 70vh;
                margin-top: 56px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 11px 24px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ===== 板块通用 ===== */
        .section-title {
            font-family: var(--font-display);
            font-size: 2.3rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-muted);
            font-size: 1.05rem;
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-label {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(212, 168, 83, 0.1);
            color: var(--neon-gold-glow);
            border-radius: 16px;
            font-size: 0.82rem;
            letter-spacing: 0.05em;
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.7rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ===== 卡片 ===== */
        .card-glow {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .card-glow::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0.4), transparent);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .card-glow:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .card-glow:hover::before {
            opacity: 1;
        }
        .card-img-wrap {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: var(--spacing-md);
            position: relative;
        }
        .card-img-wrap img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .card-glow:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(212, 168, 83, 0.15);
            color: var(--neon-gold-glow);
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .card-title-sm {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .card-desc-sm {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 数据看板 ===== */
        .stat-block {
            text-align: center;
            padding: var(--spacing-lg);
            background: var(--bg-elevated);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
        }
        .stat-block:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
        }
        .stat-number {
            font-family: var(--font-display);
            font-size: 3rem;
            font-weight: 800;
            color: var(--neon-gold-glow);
            letter-spacing: 0.03em;
            text-shadow: 0 0 20px rgba(212, 168, 83, 0.3);
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== FAQ折叠 ===== */
        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 10px;
            background: var(--bg-card);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            width: 100%;
            padding: 16px 20px;
            background: none;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            outline: none;
        }
        .faq-question:hover {
            color: var(--neon-gold-glow);
            background: rgba(212, 168, 83, 0.04);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-smooth);
            font-size: 0.85rem;
            color: var(--neon-gold);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: var(--spacing-2xl);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
            margin-top: var(--spacing-3xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }
        .footer-brand-name {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 12px;
            color: var(--text-primary);
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--neon-gold-glow);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 霓虹装饰线 ===== */
        .neon-divider {
            width: 60px;
            height: 3px;
            background: var(--neon-gold);
            border-radius: 2px;
            margin: 0 auto var(--spacing-lg);
            box-shadow: 0 0 16px rgba(212, 168, 83, 0.5), 0 0 40px rgba(212, 168, 83, 0.2);
        }

        /* ===== 品牌logo网格 ===== */
        .brand-grid-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: default;
        }
        .brand-grid-item:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .brand-grid-item .brand-initial {
            font-family: var(--font-display);
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--neon-gold-glow);
            letter-spacing: 0.05em;
            text-shadow: 0 0 18px rgba(212, 168, 83, 0.3);
        }
        .brand-grid-item .brand-name-sm {
            font-weight: 600;
            font-size: 1rem;
            margin-top: 6px;
            color: var(--text-primary);
        }
        .brand-grid-item .brand-cat {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 资讯列表 ===== */
        .news-list-item {
            display: flex;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }
        .news-list-item:hover {
            background: rgba(212, 168, 83, 0.03);
        }
        .news-list-item .news-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-list-item .news-info h4 {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-list-item .news-info .news-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        @media (max-width: 520px) {
            .news-list-item {
                flex-direction: column;
            }
            .news-list-item .news-thumb {
                width: 100%;
                height: 140px;
            }
        }

/* roulang page: category2 */
:root {
            --neon-cyan: #00e5ff;
            --neon-purple: #b44dff;
            --neon-pink: #ff2d95;
            --neon-gold: #ffb800;
            --dark-bg: #020617;
            --dark-surface: #0f172a;
            --dark-surface-2: #1e293b;
            --dark-border: #334155;
            --text-primary: #f1f5f9;
            --text-secondary: #cbd5e1;
            --text-muted: #94a3b8;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-neon: 0 0 20px rgba(0, 229, 255, 0.25), 0 0 60px rgba(0, 229, 255, 0.1);
            --shadow-neon-purple: 0 0 20px rgba(180, 77, 255, 0.25), 0 0 60px rgba(180, 77, 255, 0.1);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::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: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--dark-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        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;
        }

        input,
        button {
            outline: none;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--neon-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* Container */
        .container-main {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        /* ============ HEADER - 暗色霓虹导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(2, 6, 23, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(51, 65, 85, 0.5);
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
            border-bottom-color: rgba(0, 229, 255, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 68px;
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
                height: 60px;
            }
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: #ffffff;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .logo-link:hover {
            color: var(--neon-cyan);
            text-shadow: 0 0 18px rgba(0, 229, 255, 0.5);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
            color: #fff;
            font-weight: 900;
            font-size: 1.3rem;
            letter-spacing: 0;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.35);
        }

        @media (max-width: 768px) {
            .logo-link {
                font-size: 1.05rem;
                gap: 8px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1.1rem;
            }
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 4px;
        }

        .desktop-nav li a {
            display: block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            position: relative;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .desktop-nav li a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.04);
            text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
        }

        .desktop-nav li a.active {
            color: var(--neon-cyan);
            font-weight: 600;
            background: rgba(0, 229, 255, 0.06);
            text-shadow: 0 0 14px rgba(0, 229, 255, 0.5);
        }

        .desktop-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 2px;
            background: var(--neon-cyan);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--neon-cyan), 0 0 20px rgba(0, 229, 255, 0.5);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--neon-cyan), #00b8d4) !important;
            color: #020617 !important;
            font-weight: 700 !important;
            padding: 10px 20px !important;
            border-radius: 24px !important;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
            letter-spacing: 0.02em !important;
            margin-left: 8px;
        }

        .nav-cta:hover {
            box-shadow: 0 0 28px rgba(0, 229, 255, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, #00f0ff, #00c8e0) !important;
            color: #020617 !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            color: #ffffff;
            font-size: 1.5rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-toggle:hover {
            color: var(--neon-cyan);
        }

        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .site-header.mobile-open .desktop-nav {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(2, 6, 23, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid rgba(51, 65, 85, 0.6);
                padding: 12px 16px;
                gap: 2px;
                box-shadow: 0 16px 32px rgba(0, 0, 0, 0.6);
            }
            .site-header.mobile-open .desktop-nav li a {
                padding: 14px 16px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }
            .site-header.mobile-open .nav-cta {
                margin-left: 0;
                text-align: center;
                border-radius: var(--radius-md) !important;
                margin-top: 6px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
                padding: 0 12px;
            }
            .logo-link {
                font-size: 0.95rem;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
        }

        /* ============ 页面Banner ============ */
        .page-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: url('assets/images/backpic/back-1.webp') center center / cover no-repeat;
            background-color: var(--dark-surface);
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(2, 6, 23, 0.55) 0%, rgba(2, 6, 23, 0.8) 60%, rgba(2, 6, 23, 0.95) 100%);
            z-index: 1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-purple), transparent);
            z-index: 2;
            opacity: 0.7;
        }

        .page-banner-content {
            position: relative;
            z-index: 3;
            width: 100%;
            padding: 80px 0 60px;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 320px;
            }
            .page-banner-content {
                padding: 60px 0 40px;
            }
        }

        /* ============ 板块通用 ============ */
        .section-block {
            padding: 72px 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--neon-cyan);
            margin-bottom: 8px;
            padding: 4px 14px;
            border: 1px solid rgba(0, 229, 255, 0.3);
            border-radius: 20px;
            background: rgba(0, 229, 255, 0.05);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

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

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.8;
        }

        /* ============ 卡片 ============ */
        .card-basic {
            background: var(--dark-surface);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .card-basic:hover {
            border-color: rgba(0, 229, 255, 0.35);
            box-shadow: var(--shadow-neon);
            transform: translateY(-3px);
        }

        .card-basic .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 11;
            background: var(--dark-surface-2);
        }

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

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

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

        .card-basic .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            background: rgba(180, 77, 255, 0.12);
            color: var(--neon-purple);
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .card-basic .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .card-basic .card-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ 资讯列表 ============ */
        .news-list-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid rgba(51, 65, 85, 0.4);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .news-list-item:hover {
            padding-left: 8px;
            border-bottom-color: rgba(0, 229, 255, 0.3);
        }

        .news-list-item .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--dark-surface-2);
        }

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

        .news-list-item .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .news-list-item .news-title {
            font-size: 1rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 4px;
            line-height: 1.5;
        }

        .news-list-item:hover .news-title {
            color: var(--neon-cyan);
        }

        .news-list-item .news-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 520px) {
            .news-list-item {
                flex-direction: column;
                gap: 12px;
            }
            .news-list-item .news-thumb {
                width: 100%;
                height: 180px;
            }
        }

        /* ============ 按钮 ============ */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: #020617;
            background: linear-gradient(135deg, var(--neon-cyan), #00b8d4);
            border-radius: 28px;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            box-shadow: 0 0 30px rgba(0, 229, 255, 0.55);
            transform: translateY(-2px);
            background: linear-gradient(135deg, #00f0ff, #00c8e0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 26px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #ffffff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 28px;
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-outline:hover {
            border-color: var(--neon-cyan);
            color: var(--neon-cyan);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.2);
        }

        /* ============ FAQ ============ */
        .faq-item {
            background: var(--dark-surface);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(0, 229, 255, 0.25);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            background: none;
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            border: none;
        }

        .faq-question:hover {
            color: var(--neon-cyan);
            background: rgba(0, 229, 255, 0.03);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            color: var(--neon-cyan);
            font-size: 1rem;
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* ============ CTA区块 ============ */
        .cta-block {
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.06) 0%, rgba(180, 77, 255, 0.06) 100%);
            border: 1px solid rgba(0, 229, 255, 0.2);
            border-radius: var(--radius-xl);
            text-align: center;
            padding: 56px 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 160%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(0, 229, 255, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        @media (max-width: 768px) {
            .cta-block {
                padding: 40px 20px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--dark-surface);
            border-top: 1px solid var(--dark-border);
            padding: 56px 0 28px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--neon-cyan);
            padding-left: 4px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(51, 65, 85, 0.4);
        }

        .footer-bottom p {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ 高亮数字 ============ */
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
        }

        @media (max-width: 768px) {
            .stat-number {
                font-size: 2rem;
            }
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--neon-cyan);
        }

        .breadcrumb .separator {
            color: var(--dark-border);
        }

        .breadcrumb .current {
            color: var(--neon-cyan);
            font-weight: 500;
        }

        /* 霓虹装饰线 */
        .neon-divider {
            width: 60px;
            height: 3px;
            border-radius: 2px;
            background: var(--neon-cyan);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
            margin-bottom: 20px;
        }

        /* 工艺特色卡 */
        .craft-card {
            background: var(--dark-surface);
            border: 1px solid var(--dark-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
        }

        .craft-card:hover {
            border-color: rgba(180, 77, 255, 0.4);
            box-shadow: var(--shadow-neon-purple);
            transform: translateY(-2px);
        }

        .craft-card .craft-icon {
            font-size: 2.2rem;
            color: var(--neon-purple);
            margin-bottom: 14px;
            display: block;
        }

        .craft-card .craft-name {
            font-weight: 600;
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 6px;
        }

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

/* roulang page: category4 */
:root {
            --neon-primary: #d946ef;
            --neon-secondary: #a855f7;
            --neon-glow: 0 0 18px rgba(217, 70, 239, 0.55), 0 0 40px rgba(217, 70, 239, 0.2);
            --neon-border-glow: 0 0 8px rgba(217, 70, 239, 0.35);
            --bg-deep: #08080f;
            --bg-surface: #111119;
            --bg-card: #161621;
            --bg-elevated: #1c1c2a;
            --text-primary: #f5f3f7;
            --text-secondary: #bfb8c9;
            --text-muted: #8a8299;
            --border-subtle: rgba(255, 255, 255, 0.07);
            --border-neon: rgba(217, 70, 239, 0.3);
            --radius-sm: 0.5rem;
            --radius-md: 0.85rem;
            --radius-lg: 1.2rem;
            --radius-xl: 1.6rem;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.45), 0 0 1px rgba(217, 70, 239, 0.08);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.6), 0 0 16px rgba(217, 70, 239, 0.18);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.65);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --spacing-section: 5rem;
            --spacing-card-gap: 1.75rem;
        }

        *,
        *::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);
            line-height: 1.7;
            background-color: var(--bg-deep);
            color: var(--text-primary);
            min-height: 100vh;
            letter-spacing: 0.015em;
        }

        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;
            border: none;
            background: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }

        .container-main {
            width: 100%;
            max-width: 1260px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (min-width: 768px) {
            .container-main {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }
        @media (min-width: 1024px) {
            .container-main {
                padding-left: 3rem;
                padding-right: 3rem;
            }
        }

        /* ===== 暗色霓虹导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 10, 18, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
        }
        .site-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent 0%, var(--neon-primary) 25%, var(--neon-secondary) 50%, var(--neon-primary) 75%, transparent 100%);
            opacity: 0.8;
            box-shadow: var(--neon-glow);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1260px;
            margin: 0 auto;
            padding: 0.75rem 1.5rem;
            min-height: 60px;
        }
        @media (min-width: 768px) {
            .header-inner {
                padding: 0.85rem 2.5rem;
                min-height: 66px;
            }
        }
        @media (min-width: 1024px) {
            .header-inner {
                padding: 0.9rem 3rem;
                min-height: 70px;
            }
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.03em;
            color: #fff;
            white-space: nowrap;
            transition: text-shadow var(--transition-fast);
        }
        .logo-link:hover {
            text-shadow: var(--neon-glow);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
            color: #fff;
            font-weight: 800;
            font-size: 1.15rem;
            box-shadow: var(--neon-glow);
            flex-shrink: 0;
        }
        @media (min-width: 768px) {
            .logo-link {
                font-size: 1.35rem;
            }
            .logo-icon {
                width: 42px;
                height: 42px;
                font-size: 1.25rem;
            }
        }
        .desktop-nav {
            display: none;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: wrap;
        }
        @media (min-width: 1024px) {
            .desktop-nav {
                display: flex;
            }
        }
        .desktop-nav li a {
            display: inline-block;
            padding: 0.5rem 0.95rem;
            border-radius: 0.4rem;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            transition: color var(--transition-fast), text-shadow var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .desktop-nav li a:hover {
            color: #fff;
            text-shadow: 0 0 8px rgba(217, 70, 239, 0.6);
            background: rgba(217, 70, 239, 0.07);
        }
        .desktop-nav li a.active {
            color: #fff;
            font-weight: 600;
            text-shadow: var(--neon-glow);
            background: rgba(217, 70, 239, 0.1);
            box-shadow: inset 0 0 0 1px rgba(217, 70, 239, 0.35);
        }
        .desktop-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 2px;
            background: var(--neon-primary);
            border-radius: 2px;
            box-shadow: var(--neon-border-glow);
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary)) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 0.55rem 1.3rem !important;
            border-radius: 2rem !important;
            box-shadow: var(--neon-glow) !important;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast) !important;
            text-shadow: none !important;
            margin-left: 0.4rem;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(217, 70, 239, 0.7), 0 0 50px rgba(217, 70, 239, 0.3) !important;
            background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary)) !important;
        }
        .nav-cta::after {
            display: none !important;
        }
        .mobile-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 1.35rem;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(217, 70, 239, 0.12);
            box-shadow: var(--neon-border-glow);
        }
        @media (min-width: 1024px) {
            .mobile-toggle {
                display: none;
            }
        }
        /* 移动端菜单面板 */
        .mobile-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            max-width: 80vw;
            height: 100vh;
            background: var(--bg-surface);
            z-index: 200;
            padding: 1.5rem;
            border-left: 1px solid var(--border-subtle);
            box-shadow: -8px 0 32px rgba(0, 0, 0, 0.7);
            flex-direction: column;
            gap: 0.6rem;
            overflow-y: auto;
        }
        .mobile-panel.open {
            display: flex;
        }
        .mobile-panel-close {
            align-self: flex-end;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-subtle);
            transition: background var(--transition-fast);
        }
        .mobile-panel-close:hover {
            background: rgba(217, 70, 239, 0.15);
        }
        .mobile-panel a {
            display: block;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }
        .mobile-panel a:hover,
        .mobile-panel a.active {
            color: #fff;
            background: rgba(217, 70, 239, 0.1);
            text-shadow: 0 0 6px rgba(217, 70, 239, 0.4);
        }
        .mobile-panel .mobile-cta {
            background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
            color: #fff !important;
            text-align: center;
            font-weight: 600;
            border-radius: 2rem;
            margin-top: 0.5rem;
            box-shadow: var(--neon-glow);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 150;
        }
        .mobile-overlay.open {
            display: block;
        }

        /* ===== 板块间距 ===== */
        .section-spacing {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }
        @media (max-width: 767px) {
            .section-spacing {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
        }

        /* ===== 分类Banner ===== */
        .category-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: var(--bg-surface);
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .category-banner {
                min-height: 480px;
            }
        }
        @media (min-width: 1024px) {
            .category-banner {
                min-height: 540px;
            }
        }
        .category-banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            opacity: 0.35;
            filter: brightness(0.55) saturate(0.9);
            z-index: 0;
        }
        .category-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 8, 15, 0.55) 0%, rgba(8, 8, 15, 0.85) 60%, var(--bg-deep) 100%);
            z-index: 1;
        }
        .category-banner-content {
            position: relative;
            z-index: 2;
            padding: 2rem 0;
        }
        .category-badge {
            display: inline-block;
            padding: 0.35rem 0.9rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            background: rgba(217, 70, 239, 0.15);
            color: #e879f9;
            border: 1px solid rgba(217, 70, 239, 0.35);
            margin-bottom: 1rem;
            text-transform: uppercase;
        }
        .category-banner h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            line-height: 1.2;
            color: #fff;
            text-shadow: 0 0 40px rgba(217, 70, 239, 0.3);
            margin-bottom: 0.8rem;
        }
        @media (min-width: 768px) {
            .category-banner h1 {
                font-size: 3rem;
            }
        }
        @media (min-width: 1024px) {
            .category-banner h1 {
                font-size: 3.5rem;
            }
        }
        .category-banner-sub {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.7;
        }
        @media (min-width: 768px) {
            .category-banner-sub {
                font-size: 1.15rem;
            }
        }

        /* ===== 卡片 ===== */
        .card-neon {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
            box-shadow: var(--shadow-card);
        }
        .card-neon:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-neon);
        }
        .card-neon-img-wrap {
            position: relative;
            aspect-ratio: 16 / 11;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .card-neon-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-neon:hover .card-neon-img-wrap img {
            transform: scale(1.06);
        }
        .card-neon-img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(8, 8, 15, 0.85) 100%);
            pointer-events: none;
        }
        .card-neon-body {
            padding: 1.25rem 1.2rem 1.5rem;
        }
        .card-neon-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            padding: 0.2rem 0.65rem;
            border-radius: 2rem;
            background: rgba(217, 70, 239, 0.1);
            color: #e879f9;
            border: 1px solid rgba(217, 70, 239, 0.25);
            margin-bottom: 0.6rem;
        }
        .card-neon h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.4rem;
            line-height: 1.35;
        }
        .card-neon p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 资讯列表项 ===== */
        .news-item {
            display: flex;
            gap: 1.2rem;
            padding: 1.1rem 1.2rem;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            align-items: flex-start;
        }
        .news-item:hover {
            border-color: var(--border-neon);
            box-shadow: var(--shadow-card-hover);
            background: var(--bg-elevated);
        }
        .news-item-thumb {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-elevated);
        }
        @media (min-width: 768px) {
            .news-item-thumb {
                width: 110px;
                height: 78px;
            }
        }
        .news-item-content h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.25rem;
            line-height: 1.4;
        }
        .news-item-content .news-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .news-item-content p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin-top: 0.2rem;
            line-height: 1.5;
        }

        /* ===== FAQ折叠 ===== */
        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            background: var(--bg-card);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            margin-bottom: 0.75rem;
        }
        .faq-item:hover {
            border-color: var(--border-neon);
        }
        .faq-item.open {
            border-color: var(--border-neon);
            box-shadow: var(--neon-border-glow);
        }
        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.2rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            text-align: left;
            background: transparent;
            transition: color var(--transition-fast);
            gap: 0.8rem;
        }
        .faq-q:hover {
            color: #e879f9;
        }
        .faq-q i {
            transition: transform 0.3s ease;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: #e879f9;
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.2rem;
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 1.2rem 1.1rem 1.2rem;
        }

        /* ===== CTA区域 ===== */
        .cta-block {
            background: var(--bg-surface);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-subtle);
            padding: 2.5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .cta-block {
                padding: 3.5rem 3rem;
            }
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 160%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(217, 70, 239, 0.08) 0%, transparent 65%);
            pointer-events: none;
            z-index: 0;
        }
        .cta-block>* {
            position: relative;
            z-index: 1;
        }
        .cta-block h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.7rem;
        }
        @media (min-width: 768px) {
            .cta-block h2 {
                font-size: 2.2rem;
            }
        }
        .cta-block p {
            color: var(--text-secondary);
            max-width: 550px;
            margin: 0 auto 1.8rem;
            font-size: 0.95rem;
        }
        .btn-neon {
            display: inline-block;
            padding: 0.75rem 2rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
            color: #fff;
            box-shadow: var(--neon-glow);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            border: none;
            cursor: pointer;
        }
        .btn-neon:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 32px rgba(217, 70, 239, 0.7), 0 0 55px rgba(217, 70, 239, 0.3);
        }
        .btn-outline-neon {
            display: inline-block;
            padding: 0.7rem 1.8rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            border: 1.5px solid rgba(217, 70, 239, 0.5);
            color: #e879f9;
            background: transparent;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-outline-neon:hover {
            background: rgba(217, 70, 239, 0.1);
            border-color: var(--neon-primary);
            box-shadow: var(--neon-border-glow);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.8rem;
            margin-top: 3rem;
        }
        @media (min-width: 768px) {
            .site-footer {
                padding: 4rem 0 2rem;
                margin-top: 4rem;
            }
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
            }
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .footer-col ul li {
            margin-bottom: 0.4rem;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #e879f9;
            text-shadow: 0 0 6px rgba(217, 70, 239, 0.3);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 统计数字块 ===== */
        .stat-block {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }
        .stat-item {
            flex: 1 1 140px;
            min-width: 120px;
            text-align: center;
            padding: 1.2rem 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
        }
        .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #e879f9;
            text-shadow: 0 0 12px rgba(217, 70, 239, 0.4);
            line-height: 1;
            margin-bottom: 0.3rem;
        }
        .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0a0a12;
            --bg-surface: #111118;
            --bg-card: #16161f;
            --bg-elevated: #1c1c28;
            --text-primary: #f0ece4;
            --text-secondary: #b5b0a4;
            --text-muted: #7a756e;
            --accent-neon: #e8b860;
            --accent-neon-glow: #f5d78a;
            --accent-green: #5cb88d;
            --accent-green-glow: #7dd4a8;
            --border-subtle: #282830;
            --border-active: #e8b860;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.55);
            --shadow-neon: 0 0 20px rgba(232, 184, 96, 0.25), 0 0 60px rgba(232, 184, 96, 0.08);
            --shadow-neon-green: 0 0 20px rgba(92, 184, 141, 0.2), 0 0 50px rgba(92, 184, 141, 0.06);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', system-ui, sans-serif;
            --font-body: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', system-ui, sans-serif;
        }

        *,
        *::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-body);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            letter-spacing: 0.01em;
        }

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

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

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

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

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 28px;
        }

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

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 10, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03);
        }

        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
                height: 56px;
            }
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.03em;
            color: var(--text-primary);
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--accent-neon-glow);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-neon), #d4a040);
            color: #0a0a12;
            font-weight: 900;
            font-size: 1.1rem;
            letter-spacing: 0;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(232, 184, 96, 0.3);
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-smooth);
            position: relative;
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: var(--accent-neon-glow);
            text-shadow: 0 0 12px rgba(232, 184, 96, 0.35);
        }

        .desktop-nav li a.active {
            color: var(--accent-neon);
            font-weight: 600;
            text-shadow: 0 0 18px rgba(232, 184, 96, 0.5);
            box-shadow: inset 0 -2px 0 var(--accent-neon);
        }

        .desktop-nav li a.nav-cta {
            background: linear-gradient(135deg, var(--accent-neon), #c89830);
            color: #0a0a12;
            font-weight: 700;
            padding: 9px 20px;
            border-radius: 22px;
            box-shadow: 0 0 18px rgba(232, 184, 96, 0.25);
            transition: all var(--transition-smooth);
        }

        .desktop-nav li a.nav-cta:hover {
            box-shadow: 0 0 28px rgba(232, 184, 96, 0.5);
            transform: translateY(-1px);
            color: #0a0a12;
            text-shadow: none;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text-primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }

        .mobile-toggle:hover {
            color: var(--accent-neon);
        }

        @media (max-width: 900px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .site-header.mobile-open .desktop-nav {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 62px;
                left: 0;
                right: 0;
                background: rgba(10, 10, 18, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--border-subtle);
                padding: 16px 20px;
                gap: 4px;
                z-index: 99;
                box-shadow: var(--shadow-lg);
            }
            .site-header.mobile-open .desktop-nav li a {
                display: block;
                padding: 12px 16px;
                border-radius: var(--radius-md);
                font-size: 1rem;
            }
            .site-header.mobile-open .desktop-nav li a.nav-cta {
                text-align: center;
                margin-top: 6px;
            }
        }

        @media (max-width: 768px) {
            .site-header.mobile-open .desktop-nav {
                top: 56px;
            }
        }

        /* ============ SECTION SPACING ============ */
        .section-py {
            padding: 60px 0;
        }
        @media (max-width: 768px) {
            .section-py {
                padding: 40px 0;
            }
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 36px;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 24px;
            }
        }

        /* ============ HERO BANNER ============ */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            background-color: rgba(10, 10, 18, 0.7);
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 10, 18, 0.55) 0%, rgba(10, 10, 18, 0.85) 100%);
            pointer-events: none;
            z-index: 1;
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(92, 184, 141, 0.15);
            color: var(--accent-green-glow);
            border: 1px solid rgba(92, 184, 141, 0.3);
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            line-height: 1.25;
            margin-bottom: 14px;
            color: #fff;
        }
        .category-hero h1 .highlight {
            color: var(--accent-neon-glow);
            text-shadow: 0 0 30px rgba(232, 184, 96, 0.4);
        }
        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 540px;
        }
        @media (max-width: 768px) {
            .category-hero {
                min-height: 340px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9rem;
            }
        }

        /* ============ CARDS ============ */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        .insight-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .insight-card:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-neon);
            transform: translateY(-3px);
        }
        .insight-card .card-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .insight-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .insight-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .insight-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: rgba(10, 10, 18, 0.8);
            color: var(--accent-green-glow);
            border: 1px solid rgba(92, 184, 141, 0.35);
            backdrop-filter: blur(6px);
        }
        .insight-card .card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .insight-card .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .insight-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }
        .insight-card .card-body .card-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .insight-card .card-body .card-meta i {
            color: var(--accent-green);
            font-size: 0.65rem;
        }

        /* ============ STAT BLOCK ============ */
        .stat-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 768px) {
            .stat-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 480px) {
            .stat-row {
                grid-template-columns: 1fr;
            }
        }
        .stat-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .stat-item:hover {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-neon-green);
        }
        .stat-item .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--accent-neon);
            text-shadow: 0 0 20px rgba(232, 184, 96, 0.3);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ============ CONTENT LIST ============ */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .content-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .content-list-item:hover {
            border-color: var(--border-active);
            box-shadow: var(--shadow-sm);
            background: var(--bg-elevated);
        }
        .content-list-item .list-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(92, 184, 141, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green-glow);
            font-size: 1rem;
        }
        .content-list-item .list-body h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 3px;
        }
        .content-list-item .list-body p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 520px) {
            .content-list-item {
                flex-direction: column;
                gap: 10px;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-active);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-neon);
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            font-size: 0.75rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent-neon);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ============ CTA ============ */
        .cta-block {
            background: linear-gradient(160deg, var(--bg-elevated) 0%, #1a1a2e 60%, #141420 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232, 184, 96, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-primary {
            display: inline-block;
            padding: 13px 32px;
            border-radius: 26px;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            background: linear-gradient(135deg, var(--accent-neon), #c89830);
            color: #0a0a12;
            box-shadow: 0 0 20px rgba(232, 184, 96, 0.3);
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
        }
        .btn-primary:hover {
            box-shadow: 0 0 35px rgba(232, 184, 96, 0.55);
            transform: translateY(-2px);
            color: #0a0a12;
        }
        .btn-outline {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            border: 2px solid var(--accent-neon);
            color: var(--accent-neon);
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
        }
        .btn-outline:hover {
            background: rgba(232, 184, 96, 0.08);
            box-shadow: 0 0 22px rgba(232, 184, 96, 0.3);
        }
        @media (max-width: 768px) {
            .cta-block {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-block h2 {
                font-size: 1.3rem;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .footer-brand-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .footer-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 18px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ PAGE BADGE ROW ============ */
        .badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .badge-pill {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .badge-pill:hover {
            border-color: var(--accent-green);
            color: var(--accent-green-glow);
            background: rgba(92, 184, 141, 0.06);
        }
        .badge-pill.accent {
            border-color: var(--accent-neon);
            color: var(--accent-neon);
            background: rgba(232, 184, 96, 0.06);
        }

        /* ============ FEATURE ROW ============ */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .feature-row {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .feature-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--bg-elevated);
        }
        .feature-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-text h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .feature-text p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

/* roulang page: category1 */
:root {
            --neon: #00e0ff;
            --neon-glow: #00c4e0;
            --neon-soft: rgba(0, 224, 255, 0.18);
            --deep-dark: #080810;
            --dark-surface: #111119;
            --card-bg: #ffffff;
            --soft-gray: #f7f7f8;
            --warm-gold: #c8a45c;
            --text-primary: #1a1a1f;
            --text-secondary: #5a5a65;
            --text-muted: #8a8a94;
            --border-soft: #e8e8ed;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.10), 0 2px 8px rgba(0, 0, 0, 0.06);
            --transition-fast: 180ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            line-height: 1.6;
            color: var(--text-primary);
            background-color: #fff;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-tap-highlight-color: transparent;
        }

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

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

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

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

        ul {
            list-style: none;
        }

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

        /* ===== 暗色霓虹导航 ===== */
        .site-header {
            background: var(--deep-dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 0 rgba(0, 224, 255, 0.10);
        }

        .site-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    var(--neon) 15%,
                    var(--neon-glow) 50%,
                    var(--neon) 85%,
                    transparent 100%);
            opacity: 0.75;
            pointer-events: none;
            z-index: 2;
        }

        .header-inner {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: text-shadow var(--transition-fast);
            flex-shrink: 0;
        }

        .logo-link:hover {
            text-shadow: 0 0 18px rgba(0, 224, 255, 0.55);
            color: #fff;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--neon), var(--neon-glow));
            color: var(--deep-dark);
            font-weight: 800;
            font-size: 1rem;
            flex-shrink: 0;
            box-shadow: 0 0 14px rgba(0, 224, 255, 0.35);
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .desktop-nav li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: #c0c0cc;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast), background var(--transition-fast), text-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .desktop-nav li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.05);
            text-shadow: 0 0 10px rgba(0, 224, 255, 0.3);
        }

        .desktop-nav li a.active {
            color: var(--neon);
            background: rgba(0, 224, 255, 0.08);
            text-shadow: 0 0 14px rgba(0, 224, 255, 0.5);
            font-weight: 600;
            box-shadow: inset 0 -1px 0 rgba(0, 224, 255, 0.3);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--neon), var(--neon-glow)) !important;
            color: var(--deep-dark) !important;
            font-weight: 600 !important;
            padding: 9px 20px !important;
            border-radius: var(--radius-btn) !important;
            margin-left: 8px;
            box-shadow: 0 0 16px rgba(0, 224, 255, 0.3);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 24px rgba(0, 224, 255, 0.5) !important;
            transform: translateY(-1px);
            color: var(--deep-dark) !important;
            background: linear-gradient(135deg, #33e8ff, #00d4f0) !important;
        }

        .mobile-toggle {
            display: none;
            color: #fff;
            font-size: 1.4rem;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .header-inner {
                height: 56px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
                height: 54px;
            }
            .logo-link {
                font-size: 1.05rem;
                gap: 8px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
                border-radius: 6px;
            }
        }

        /* ===== 移动端抽屉菜单 ===== */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            max-width: 85vw;
            height: 100vh;
            height: 100dvh;
            background: var(--dark-surface);
            z-index: 2000;
            flex-direction: column;
            padding: 20px 18px;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
            border-left: 1px solid rgba(0, 224, 255, 0.15);
            transform: translateX(100%);
            transition: transform var(--transition-smooth);
        }

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

        .mobile-drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1999;
        }

        .mobile-drawer-overlay.open {
            display: block;
        }

        .mobile-drawer-close {
            align-self: flex-end;
            color: #fff;
            font-size: 1.3rem;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }

        .mobile-drawer-close:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 16px;
        }

        .mobile-drawer-nav a {
            display: block;
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            color: #c0c0cc;
            font-weight: 500;
            font-size: 0.95rem;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .mobile-drawer-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.05);
        }

        .mobile-drawer-nav a.active {
            color: var(--neon);
            background: rgba(0, 224, 255, 0.08);
            text-shadow: 0 0 10px rgba(0, 224, 255, 0.4);
            font-weight: 600;
        }

        .mobile-drawer-nav .nav-cta-mobile {
            background: linear-gradient(135deg, var(--neon), var(--neon-glow));
            color: var(--deep-dark) !important;
            font-weight: 600 !important;
            text-align: center;
            margin-top: 8px;
            box-shadow: 0 0 14px rgba(0, 224, 255, 0.3);
        }

        @media (max-width: 1024px) {
            .mobile-drawer {
                display: flex;
            }
        }

        /* ===== 页面Banner ===== */
        .page-banner {
            position: relative;
            background: var(--deep-dark);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 80px 0 70px;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(8, 8, 16, 0.65) 0%,
                    rgba(8, 8, 16, 0.78) 50%,
                    rgba(8, 8, 16, 0.88) 100%);
            z-index: 1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    var(--neon) 20%,
                    var(--neon-glow) 50%,
                    var(--neon) 80%,
                    transparent 100%);
            opacity: 0.6;
            z-index: 3;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .page-banner-content h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            line-height: 1.3;
            text-shadow: 0 0 30px rgba(0, 224, 255, 0.2);
        }

        .page-banner-content .banner-subtitle {
            font-size: 1.1rem;
            color: #c8ccd6;
            max-width: 620px;
            line-height: 1.7;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: #a0a4b0;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--neon);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: #555;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 56px 0 48px;
            }
            .page-banner-content h1 {
                font-size: 1.9rem;
            }
            .page-banner-content .banner-subtitle {
                font-size: 0.95rem;
            }
            .page-banner-content {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .page-banner-content h1 {
                font-size: 1.55rem;
            }
            .page-banner-content .banner-subtitle {
                font-size: 0.88rem;
            }
        }

        /* ===== 内容板块 ===== */
        .section-block {
            padding: 64px 0;
        }

        .section-block-sm {
            padding: 48px 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            max-width: 580px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 44px 0;
            }
            .section-block-sm {
                padding: 34px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.88rem;
                margin-bottom: 28px;
            }
        }

        /* ===== 品牌卡片网格 ===== */
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .brand-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            border: 1px solid var(--border-soft);
            display: flex;
            flex-direction: column;
        }

        .brand-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d8d8e0;
        }

        .brand-card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: #f0f0f3;
        }

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

        .brand-card:hover .brand-card-img-wrap img {
            transform: scale(1.04);
        }

        .brand-card-body {
            padding: 18px 16px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .brand-card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--warm-gold);
            background: #fdf9f0;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 8px;
            align-self: flex-start;
            border: 1px solid #f0e6d0;
        }

        .brand-card-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .brand-card-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 12px;
            flex: 1;
        }

        .brand-card-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--neon-glow);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast), color var(--transition-fast);
            align-self: flex-start;
        }

        .brand-card-link:hover {
            color: #009eb8;
            gap: 8px;
        }

        @media (max-width: 1024px) {
            .brand-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .brand-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .brand-card-body {
                padding: 14px 12px 12px;
            }
            .brand-card-name {
                font-size: 1rem;
            }
            .brand-card-desc {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .brand-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .brand-card-body {
                padding: 10px 10px 10px;
            }
            .brand-card-name {
                font-size: 0.9rem;
            }
            .brand-card-desc {
                font-size: 0.75rem;
                -webkit-line-clamp: 3;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }
        }

        /* ===== 数据看板 ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-soft);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
        }

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

        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            background: linear-gradient(135deg, var(--neon), var(--neon-glow));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-card {
                padding: 20px 14px;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 18px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-soft);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            cursor: pointer;
        }

        .news-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(3px);
            border-color: #d0d0d8;
        }

        .news-item-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--neon);
            flex-shrink: 0;
            margin-top: 7px;
            box-shadow: 0 0 8px rgba(0, 224, 255, 0.4);
        }

        .news-item-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .news-item-content p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        @media (max-width: 520px) {
            .news-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .news-item-content h4 {
                font-size: 0.85rem;
            }
            .news-item-content p {
                font-size: 0.76rem;
            }
        }

        /* ===== FAQ折叠 ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-soft);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition-fast), background var(--transition-fast);
            background: transparent;
        }

        .faq-question:hover {
            color: var(--neon-glow);
            background: #fafafc;
        }

        .faq-question .faq-icon {
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .faq-answer p {
                font-size: 0.8rem;
            }
        }

        /* ===== CTA区域 ===== */
        .cta-section-alt {
            background: var(--deep-dark);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section-alt::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    var(--neon) 20%,
                    var(--neon-glow) 50%,
                    var(--neon) 80%,
                    transparent 100%);
            opacity: 0.7;
        }

        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .cta-inner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .cta-inner p {
            color: #b8bcc6;
            font-size: 0.95rem;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .btn-neon {
            display: inline-block;
            padding: 13px 32px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--neon), var(--neon-glow));
            color: var(--deep-dark);
            box-shadow: 0 0 20px rgba(0, 224, 255, 0.35);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .btn-neon:hover {
            box-shadow: 0 0 32px rgba(0, 224, 255, 0.55);
            transform: translateY(-2px);
            color: var(--deep-dark);
        }

        @media (max-width: 768px) {
            .cta-section-alt {
                padding: 40px 0;
            }
            .cta-inner h2 {
                font-size: 1.4rem;
            }
            .cta-inner p {
                font-size: 0.85rem;
            }
            .btn-neon {
                padding: 11px 24px;
                font-size: 0.88rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--deep-dark);
            color: #c0c0cc;
            padding: 48px 0 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 0.82rem;
            line-height: 1.6;
            color: #9a9aa6;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
            text-transform: uppercase;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: #a0a4b2;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--neon);
            text-shadow: 0 0 8px rgba(0, 224, 255, 0.25);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.78rem;
            color: #787882;
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-desc {
                max-width: 100%;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-col h4 {
                margin-bottom: 8px;
            }
        }

        /* ===== 通用工具类 ===== */
        .text-neon {
            color: var(--neon);
        }
        .bg-soft {
            background: var(--soft-gray);
        }
        .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;
        }
        .focus-ring:focus-visible {
            outline: 2px solid var(--neon);
            outline-offset: 2px;
            border-radius: 4px;
        }

/* roulang page: category3 */
:root {
            --bg-deep: #08080f;
            --bg-surface: #111118;
            --bg-card: #17171f;
            --bg-elevated: #1c1c26;
            --text-primary: #f0ece6;
            --text-secondary: #b8b4aa;
            --text-muted: #7a7670;
            --accent-neon: #e2a854;
            --accent-neon-glow: rgba(226, 168, 84, 0.55);
            --accent-rose: #d4876b;
            --accent-cool: #7eb8c9;
            --border-subtle: #252530;
            --border-glow: rgba(226, 168, 84, 0.35);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-elevated: 0 6px 28px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 24px rgba(226, 168, 84, 0.2);
            --space-xs: 0.5rem;
            --space-sm: 0.75rem;
            --space-md: 1.25rem;
            --space-lg: 2rem;
            --space-xl: 3rem;
            --space-2xl: 4.5rem;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
        }

        *,
        *::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-body);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            letter-spacing: 0.01em;
        }

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

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

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

        ul {
            list-style: none;
        }

        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-lg);
        }

        /* ===== HEADER - 暗色霓虹导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 10, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-subtle);
            box-shadow: 0 1px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0.7rem var(--space-lg);
            gap: var(--space-lg);
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--text-primary);
            white-space: nowrap;
            transition: var(--transition-smooth);
        }
        .logo-link:hover {
            color: var(--accent-neon);
            text-shadow: 0 0 18px var(--accent-neon-glow);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, #1a1a28, #2a2230);
            border: 1.5px solid var(--accent-neon);
            color: var(--accent-neon);
            font-weight: 800;
            font-size: 1.05rem;
            box-shadow: 0 0 14px var(--accent-neon-glow);
            flex-shrink: 0;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .desktop-nav li a {
            display: block;
            padding: 0.5rem 0.85rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            transition: var(--transition-smooth);
            white-space: nowrap;
        }
        .desktop-nav li a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent-neon);
            border-radius: 2px;
            box-shadow: 0 0 10px var(--accent-neon-glow);
            transition: transform var(--transition-smooth);
        }
        .desktop-nav li a:hover {
            color: #fff;
            text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
        }
        .desktop-nav li a:hover::after {
            transform: translateX(-50%) scaleX(1);
        }
        .desktop-nav li a.active {
            color: #fff;
            font-weight: 600;
            text-shadow: 0 0 14px var(--accent-neon-glow);
        }
        .desktop-nav li a.active::after {
            transform: translateX(-50%) scaleX(1);
            background: var(--accent-neon);
            box-shadow: 0 0 16px var(--accent-neon-glow), 0 0 28px rgba(226, 168, 84, 0.3);
            height: 2.5px;
        }

        .nav-cta {
            background: linear-gradient(135deg, #c88a3d, #e2a854) !important;
            color: #0a0a0f !important;
            font-weight: 700 !important;
            padding: 0.5rem 1.2rem !important;
            border-radius: 20px !important;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 14px rgba(226, 168, 84, 0.35);
            transition: var(--transition-smooth) !important;
        }
        .nav-cta:hover {
            box-shadow: 0 4px 22px rgba(226, 168, 84, 0.55) !important;
            transform: translateY(-1px);
            color: #000 !important;
            text-shadow: none !important;
        }
        .nav-cta::after {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.4rem 0.6rem;
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
        }
        .mobile-toggle:hover {
            color: var(--accent-neon);
            background: rgba(255, 255, 255, 0.04);
        }

        /* ===== PAGE BANNER ===== */
        .page-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--bg-surface);
            overflow: hidden;
            border-bottom: 1px solid var(--border-subtle);
        }
        .page-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            opacity: 0.28;
            filter: brightness(0.7) saturate(0.6);
        }
        .page-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 8, 15, 0.4) 0%, rgba(8, 8, 15, 0.85) 60%, var(--bg-deep) 100%);
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: var(--space-2xl) var(--space-lg);
            width: 100%;
        }
        .page-banner .banner-tag {
            display: inline-block;
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(226, 168, 84, 0.12);
            color: var(--accent-neon);
            border: 1px solid rgba(226, 168, 84, 0.3);
            margin-bottom: var(--space-md);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: #fff;
            margin-bottom: var(--space-sm);
            text-shadow: 0 0 40px rgba(226, 168, 84, 0.3);
            line-height: 1.25;
        }
        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 550px;
            line-height: 1.7;
        }

        /* ===== SECTION通用 ===== */
        .section-block {
            padding: var(--space-2xl) 0;
        }
        .section-block.section-alt {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 0.5rem;
        }
        .section-header .section-line {
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent-neon);
            border-radius: 2px;
            margin: 0.5rem auto;
            box-shadow: 0 0 12px var(--accent-neon-glow);
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 500px;
            margin: 0 auto;
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: var(--space-lg);
        }
        .card-grid.two-col {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.three-col {
            grid-template-columns: repeat(3, 1fr);
        }

        /* ===== 品牌卡片 ===== */
        .brand-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .brand-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow), var(--shadow-elevated);
            transform: translateY(-4px);
        }
        .brand-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .brand-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .brand-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .brand-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 0.3rem 0.8rem;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(0, 0, 0, 0.7);
            color: var(--accent-neon);
            border: 1px solid rgba(226, 168, 84, 0.4);
            letter-spacing: 0.03em;
        }
        .brand-card .card-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .brand-card .card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.4rem;
            letter-spacing: 0.02em;
        }
        .brand-card .card-body .card-meta {
            font-size: 0.8rem;
            color: var(--accent-neon);
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        .brand-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }
        .brand-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            margin-top: var(--space-sm);
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--accent-neon);
            transition: var(--transition-fast);
        }
        .brand-card .card-body .card-link:hover {
            color: #fff;
            gap: 0.6rem;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }
        .news-item {
            display: flex;
            gap: var(--space-md);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            border: 1px solid var(--border-subtle);
            transition: var(--transition-smooth);
            align-items: center;
        }
        .news-item:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card);
            background: var(--bg-elevated);
        }
        .news-item .news-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-elevated);
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.25rem;
            line-height: 1.4;
        }
        .news-item .news-info .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .news-item .news-arrow {
            color: var(--accent-neon);
            font-size: 1.1rem;
            flex-shrink: 0;
            transition: var(--transition-fast);
        }
        .news-item:hover .news-arrow {
            transform: translateX(3px);
            color: #fff;
        }

        /* ===== 工艺特色区 ===== */
        .craft-feature {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-xl);
            align-items: center;
        }
        .craft-feature .craft-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
        }
        .craft-feature .craft-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .craft-feature .craft-text h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.02em;
        }
        .craft-feature .craft-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: var(--space-md);
        }
        .craft-feature .craft-stats {
            display: flex;
            gap: var(--space-lg);
            flex-wrap: wrap;
        }
        .craft-feature .craft-stat {
            text-align: center;
        }
        .craft-feature .craft-stat .stat-num {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-neon);
            text-shadow: 0 0 18px var(--accent-neon-glow);
        }
        .craft-feature .craft-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.2rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-item .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-md);
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            text-align: left;
            transition: var(--transition-fast);
            gap: var(--space-sm);
        }
        .faq-item .faq-question:hover {
            color: var(--accent-neon);
        }
        .faq-item .faq-question .faq-icon {
            font-size: 1rem;
            color: var(--accent-neon);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-item .faq-answer-inner {
            padding: 0 var(--space-md) var(--space-md);
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* ===== CTA区块 ===== */
        .cta-block {
            background: var(--bg-surface);
            border-radius: var(--radius-xl);
            padding: var(--space-2xl) var(--space-xl);
            text-align: center;
            border: 1px solid var(--border-subtle);
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(226, 168, 84, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-block h3 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: var(--text-secondary);
            margin-bottom: var(--space-lg);
            position: relative;
            z-index: 1;
        }
        .btn-primary {
            display: inline-block;
            padding: 0.75rem 2rem;
            background: linear-gradient(135deg, #c88a3d, #e2a854);
            color: #0a0a0f;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: 24px;
            letter-spacing: 0.02em;
            transition: var(--transition-smooth);
            box-shadow: 0 3px 18px rgba(226, 168, 84, 0.35);
            position: relative;
            z-index: 1;
        }
        .btn-primary:hover {
            box-shadow: 0 6px 28px rgba(226, 168, 84, 0.55);
            transform: translateY(-2px);
            color: #000;
        }
        .btn-outline {
            display: inline-block;
            padding: 0.7rem 1.8rem;
            background: transparent;
            color: var(--accent-neon);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 24px;
            border: 1.5px solid var(--accent-neon);
            letter-spacing: 0.02em;
            transition: var(--transition-smooth);
            position: relative;
            z-index: 1;
        }
        .btn-outline:hover {
            background: rgba(226, 168, 84, 0.08);
            box-shadow: 0 0 20px var(--accent-neon-glow);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: var(--space-2xl) 0 var(--space-lg);
            color: var(--text-secondary);
            font-size: 0.88rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.82rem;
            line-height: 1.7;
            color: var(--text-muted);
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.03em;
        }
        .footer-col ul li {
            margin-bottom: 0.35rem;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.82rem;
            transition: var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: var(--space-md);
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .card-grid.three-col {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.two-col {
                grid-template-columns: 1fr;
            }
            .craft-feature {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
            .craft-feature .craft-image {
                aspect-ratio: 16 / 9;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-lg);
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .page-banner {
                min-height: 300px;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-inner {
                padding: 0.5rem var(--space-md);
            }
            .container-main {
                padding: 0 var(--space-md);
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid.three-col {
                grid-template-columns: 1fr;
            }
            .card-grid.two-col {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner {
                min-height: 260px;
            }
            .section-block {
                padding: var(--space-xl) 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .craft-feature .craft-stats {
                gap: var(--space-md);
            }
            .craft-feature .craft-stat .stat-num {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .cta-block {
                padding: var(--space-xl) var(--space-md);
            }
            .cta-block h3 {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
            .page-banner {
                min-height: 220px;
            }
            .logo-link {
                font-size: 1rem;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }
            .brand-card .card-body h3 {
                font-size: 1.05rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 0.6rem 1.4rem;
                font-size: 0.85rem;
            }
        }

        /* 移动端导航抽屉 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(8, 8, 15, 0.97);
            z-index: 200;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-lg);
            backdrop-filter: blur(10px);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-primary);
            padding: 0.6rem 1.2rem;
            border-radius: var(--radius-md);
            transition: var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            color: var(--accent-neon);
            text-shadow: 0 0 12px var(--accent-neon-glow);
        }
        .mobile-nav-panel .mobile-close {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 1.6rem;
            color: #fff;
            padding: 0.5rem;
        }
        .mobile-nav-panel .nav-cta-mobile {
            background: linear-gradient(135deg, #c88a3d, #e2a854);
            color: #0a0a0f !important;
            font-weight: 700;
            border-radius: 24px;
            padding: 0.7rem 2rem !important;
            box-shadow: 0 3px 18px rgba(226, 168, 84, 0.4);
        }