/* roulang page: index */
*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #6366f1;
            --primary-light: #8b5cf6;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --bg-dark: #0a0e1a;
            --bg-dark-2: #111827;
            --bg-panel: #1f2937;
            --bg-panel-2: #243044;
            --text-light: #f9fafb;
            --text-muted: #9ca3af;
            --border-dark: #374151;
            --border-light: rgba(255, 255, 255, .08);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-lg: 0 20px 50px rgba(0, 0, 0, .45);
            --shadow-md: 0 10px 30px rgba(0, 0, 0, .3);
            --shadow-sm: 0 4px 14px rgba(0, 0, 0, .25);
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 30px;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        body.menu-open {
            overflow: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
            border-radius: var(--radius-md);
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }
        .section {
            padding: 90px 0;
            position: relative;
        }
        .section+.section {
            border-top: 1px solid var(--border-light);
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(99, 102, 241, .15);
            border: 1px solid rgba(99, 102, 241, .35);
            color: #a5b4fc;
            padding: 6px 16px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .5px;
            margin-bottom: 14px;
        }
        .section-badge .icon {
            font-size: 14px;
        }
        .section-title {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #fff 30%, #a5b4fc 90%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .section-header {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            margin-bottom: 48px;
        }
        .section-header.text-center {
            align-items: center;
            text-align: center;
        }
        .section-header.text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* 侧边栏 */
        .app-shell {
            display: flex;
            min-height: 100vh;
        }
        .sidebar {
            width: 280px;
            background: linear-gradient(180deg, #101829 0%, #0a0e1a 100%);
            border-right: 1px solid var(--border-light);
            position: fixed;
            top: 0;
            bottom: 0;
            left: 0;
            z-index: 1040;
            padding: 28px 20px;
            display: flex;
            flex-direction: column;
            transition: transform .4s cubic-bezier(.4, 0, .2, 1);
        }
        .sidebar::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 0%, rgba(99, 102, 241, .12) 0%, transparent 55%);
            pointer-events: none;
            border-radius: 0 0 0 0;
        }
        .sidebar-inner {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 8px 6px 28px;
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 28px;
        }
        .brand-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 8px 20px rgba(99, 102, 241, .35);
        }
        .brand-text {
            font-size: 18px;
            font-weight: 800;
            line-height: 1.35;
            color: #fff;
            letter-spacing: .5px;
        }
        .brand-sub {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 2px;
            margin-top: 2px;
        }
        .nav-menu {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .nav-menu a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 16px;
            border-radius: var(--radius-md);
            color: var(--text-muted);
            font-weight: 500;
            font-size: 15px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .nav-menu a i {
            font-size: 18px;
            width: 22px;
            text-align: center;
            color: inherit;
        }
        .nav-menu a:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, .05);
            transform: translateX(4px);
        }
        .nav-menu a.active {
            color: #fff;
            background: linear-gradient(135deg, rgba(99, 102, 241, .25), rgba(139, 92, 246, .18));
            border-color: rgba(99, 102, 241, .25);
            box-shadow: 0 4px 18px rgba(99, 102, 241, .15);
        }
        .nav-menu a.active i {
            color: #a5b4fc;
        }
        .nav-divider {
            height: 1px;
            background: var(--border-light);
            margin: 20px 0;
        }
        .nav-label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: rgba(255, 255, 255, .3);
            margin-bottom: 10px;
            padding-left: 12px;
        }
        .sidebar-footer {
            margin-top: auto;
            padding-top: 16px;
            border-top: 1px solid var(--border-light);
        }
        .player-card {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, .04);
            padding: 14px 16px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
        }
        .online-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #34d399;
            box-shadow: 0 0 12px rgba(52, 211, 153, .6);
            flex-shrink: 0;
        }
        .player-card .player-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
        }
        .player-card .player-status {
            font-size: 12px;
            color: var(--text-muted);
        }
        .sidebar-copyright {
            font-size: 12px;
            color: rgba(255, 255, 255, .35);
            text-align: center;
            padding: 14px 0 0;
        }

        /* 主区域 */
        .main-wrapper {
            flex: 1;
            margin-left: 280px;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            width: calc(100% - 280px);
        }
        .main-content {
            flex: 1;
        }

        /* 移动端顶栏 */
        .mobile-topbar {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 14, 26, .92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            display: none;
            align-items: center;
            gap: 12px;
            padding: 12px 20px;
        }
        .mobile-topbar .btn-menu {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .06);
            color: var(--text-light);
            font-size: 18px;
            border: 1px solid var(--border-light);
        }
        .mobile-brand {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-brand .mini-icon {
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
        }
        .mobile-topbar .btn-login-mobile {
            margin-left: auto;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            padding: 7px 18px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            border: none;
            box-shadow: 0 4px 14px rgba(99, 102, 241, .35);
        }

        /* 侧边栏遮罩 */
        .sidebar-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .6);
            z-index: 1035;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            backdrop-filter: blur(2px);
        }
        .sidebar-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* Hero */
        .hero-section {
            position: relative;
            padding: 130px 0 100px;
            background:
                linear-gradient(135deg, rgba(10, 14, 26, .88) 0%, rgba(15, 23, 42, .78) 50%, rgba(20, 10, 40, .85) 100%),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(99, 102, 241, .35), transparent 70%);
            border-radius: 50%;
            filter: blur(30px);
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 158, 11, .15), transparent 70%);
            border-radius: 50%;
            filter: blur(40px);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 100px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 28px;
            backdrop-filter: blur(6px);
        }
        .hero-badge .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #34d399;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(52, 211, 153, .6);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(52, 211, 153, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
            }
        }
        .hero-title {
            font-size: clamp(36px, 6vw, 58px);
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: 1px;
        }
        .hero-title .gradient-text {
            background: linear-gradient(135deg, #a5b4fc, #8b5cf6, #f0abfc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .7);
            max-width: 580px;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .btn-hero {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            border: none;
        }
        .btn-hero-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            box-shadow: 0 8px 30px rgba(99, 102, 241, .4);
        }
        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(99, 102, 241, .5);
            color: #fff;
        }
        .btn-hero-ghost {
            background: rgba(255, 255, 255, .08);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .18);
            backdrop-filter: blur(6px);
        }
        .btn-hero-ghost:hover {
            background: rgba(255, 255, 255, .15);
            transform: translateY(-3px);
            color: #fff;
        }
        .hero-meta {
            display: flex;
            gap: 24px;
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, .1);
            flex-wrap: wrap;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
        }
        .hero-meta-item i {
            color: #a5b4fc;
            font-size: 14px;
        }

        /* 数据统计 */
        .stats-section {
            padding: 40px 0;
            background: linear-gradient(180deg, var(--bg-dark) 0%, #0d1225 100%);
            border-bottom: 1px solid var(--border-light);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stat-item {
            text-align: center;
            padding: 28px 16px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, .03);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, .06);
            transform: translateY(-4px);
        }
        .stat-number {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-number .suffix {
            font-size: 18px;
            color: var(--accent);
            margin-left: 2px;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: .5px;
        }

        /* 核心特色 */
        .features-section {
            background: var(--bg-dark);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: linear-gradient(145deg, rgba(30, 41, 59, .8), rgba(17, 24, 39, .9));
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light), transparent);
            opacity: 0;
            transition: opacity .4s;
        }
        .feature-card:hover {
            transform: translateY(-8px);
            border-color: rgba(99, 102, 241, .4);
            box-shadow: var(--shadow-lg);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: rgba(99, 102, 241, .2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: #a5b4fc;
            margin-bottom: 24px;
            border: 1px solid rgba(99, 102, 241, .25);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* 分类入口 */
        .category-section {
            background: #0d1225;
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            background: var(--bg-panel);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            min-height: 340px;
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(99, 102, 241, .4);
        }
        .category-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .category-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s cubic-bezier(.4, 0, .2, 1);
        }
        .category-card:hover .category-cover img {
            transform: scale(1.06);
        }
        .category-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(17, 24, 39, .9) 100%);
        }
        .category-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(99, 102, 241, .2);
            color: #a5b4fc;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 100px;
            align-self: flex-start;
            margin-bottom: 12px;
        }
        .category-content h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .category-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: #a5b4fc;
            margin-top: 18px;
            transition: var(--transition);
        }
        .category-link:hover {
            color: #fff;
            gap: 14px;
        }

        /* 最新资讯 */
        .news-section {
            background: var(--bg-dark);
        }
        .news-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: linear-gradient(145deg, rgba(30, 41, 59, .7), rgba(17, 24, 39, .85));
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }
        .news-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 28px;
            right: 28px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .4s ease;
        }
        .news-card:hover::after {
            transform: scaleX(1);
        }
        .news-card:hover {
            transform: translateY(-6px);
            border-color: rgba(99, 102, 241, .35);
            box-shadow: var(--shadow-md);
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .news-category {
            background: rgba(245, 158, 11, .15);
            color: #fbbf24;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 100px;
            border: 1px solid rgba(245, 158, 11, .2);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .news-date i {
            font-size: 12px;
        }
        .news-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 12px;
            color: #fff;
        }
        .news-title a {
            color: inherit;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-title a:hover {
            color: #a5b4fc;
        }
        .news-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 20px;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: #a5b4fc;
            transition: var(--transition);
        }
        .btn-read-more:hover {
            color: #fff;
            gap: 14px;
        }
        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-panel);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border-dark);
        }
        .empty-state i {
            font-size: 40px;
            color: var(--text-muted);
            margin-bottom: 14px;
            display: block;
        }
        .empty-state p {
            font-size: 15px;
            color: var(--text-muted);
        }

        /* 流程 */
        .process-section {
            background: #0d1225;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: process-counter;
        }
        .process-step {
            position: relative;
            background: var(--bg-panel);
            border-radius: var(--radius-lg);
            padding: 36px 24px;
            border: 1px solid var(--border-light);
            text-align: center;
            transition: var(--transition);
        }
        .process-step:hover {
            border-color: rgba(99, 102, 241, .4);
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
        }
        .process-step::before {
            counter-increment: process-counter;
            content: "0" counter(process-counter);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 13px;
            font-weight: 700;
            color: rgba(163, 180, 252, .4);
            letter-spacing: 1px;
        }
        .process-icon {
            width: 58px;
            height: 58px;
            margin: 0 auto 20px;
            border-radius: 16px;
            background: rgba(99, 102, 241, .18);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #a5b4fc;
            border: 1px solid rgba(99, 102, 241, .25);
        }
        .process-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .process-step p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* 热门游戏 */
        .games-section {
            background: var(--bg-dark);
        }
        .games-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .game-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-panel);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(99, 102, 241, .35);
        }
        .game-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .game-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .game-card:hover .game-cover img {
            transform: scale(1.05);
        }
        .game-cover .game-float-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(10, 14, 26, .8);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 100px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .1);
        }
        .game-info {
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .game-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .game-info p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .game-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-muted);
        }
        .game-meta .players {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .game-meta .rating {
            display: flex;
            align-items: center;
            gap: 4px;
            color: var(--accent);
            font-weight: 600;
        }
        .game-meta .game-status {
            margin-left: auto;
            color: #34d399;
            font-weight: 600;
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* 社群 */
        .community-section {
            background: #0d1225;
        }
        .community-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .community-card {
            text-align: center;
            background: var(--bg-panel);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .community-card:hover {
            transform: translateY(-6px);
            border-color: rgba(99, 102, 241, .35);
            box-shadow: var(--shadow-md);
        }
        .community-avatar {
            width: 76px;
            height: 76px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            box-shadow: 0 8px 24px rgba(99, 102, 241, .3);
        }
        .community-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .community-card .community-role {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: block;
        }
        .community-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            line-height: 1.8;
            font-style: italic;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-dark);
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-panel);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
            overflow: hidden;
        }
        .faq-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(99, 102, 241, .4);
        }
        .faq-item .accordion-button {
            background: transparent;
            color: var(--text-light);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none;
            border: none;
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .faq-item .accordion-button::after {
            display: none;
        }
        .faq-item .accordion-button .faq-icon {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: rgba(99, 102, 241, .18);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #a5b4fc;
            flex-shrink: 0;
        }
        .faq-item .accordion-button:not(.collapsed) {
            background: rgba(99, 102, 241, .08);
        }
        .faq-item .accordion-body {
            padding: 0 24px 20px 72px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            background: transparent;
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            position: relative;
            background:
                linear-gradient(135deg, rgba(15, 20, 40, .92), rgba(30, 15, 50, .88)),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 500px;
            height: 500px;
            transform: translate(-50%, -50%);
            background: radial-gradient(circle, rgba(99, 102, 241, .3), transparent 70%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 620px;
            margin: 0 auto;
        }
        .cta-title {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, .7);
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-cta-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #0a0e1a;
            box-shadow: 0 8px 30px rgba(245, 158, 11, .3);
        }
        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(245, 158, 11, .4);
            color: #0a0e1a;
        }
        .btn-cta-outline {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .2);
            color: #fff;
            backdrop-filter: blur(6px);
        }
        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            transform: translateY(-3px);
        }

        /* Footer */
        .site-footer {
            background: #080c17;
            border-top: 1px solid var(--border-light);
            padding: 50px 0 24px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo .brand-icon {
            width: 38px;
            height: 38px;
            font-size: 16px;
            border-radius: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: #a5b4fc;
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
        }
        .footer-links {
            display: flex;
            gap: 24px;
        }
        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #a5b4fc;
        }

        /* 响应式断点 */
        @media (max-width: 1199.98px) {
            .container {
                max-width: 1000px;
            }
            .features-grid,
            .category-grid,
            .news-row,
            .games-grid,
            .community-grid {
                gap: 20px;
            }
        }
        @media (max-width: 991.98px) {
            .sidebar {
                transform: translateX(-100%);
            }
            .sidebar.show-mobile {
                transform: translateX(0);
                box-shadow: 0 0 60px rgba(0, 0, 0, .6);
                width: 300px;
            }
            .main-wrapper {
                margin-left: 0;
                width: 100%;
            }
            .mobile-topbar {
                display: flex;
            }
            .hero-section {
                padding: 80px 0 60px;
            }
            .section {
                padding: 70px 0;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .features-grid,
            .category-grid,
            .news-row,
            .games-grid,
            .community-grid,
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .section {
                padding: 60px 0;
            }
            .hero-section {
                padding: 60px 0 48px;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-hero {
                justify-content: center;
            }
            .hero-meta {
                flex-direction: column;
                gap: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .features-grid,
            .category-grid,
            .news-row,
            .games-grid,
            .community-grid,
            .process-grid {
                grid-template-columns: 1fr;
            }
            .category-card {
                min-height: 300px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-links {
                justify-content: center;
                flex-wrap: wrap;
                gap: 12px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-cta {
                justify-content: center;
            }
            .faq-item .accordion-body {
                padding-left: 20px;
            }
        }
        @media (max-width: 380px) {
            .mobile-brand .brand-text {
                font-size: 14px;
            }
        }

        /* 焦点可见性 */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(139, 180, 252, .6);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        .nav-menu a:focus-visible {
            outline-offset: 1px;
            outline-color: rgba(139, 180, 252, .8);
        }

        /* Bootstrap 覆盖 */
        .btn {
            border-radius: var(--radius-md);
            font-weight: 600;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border: none;
            box-shadow: 0 4px 14px rgba(99, 102, 241, .3);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
        }
        .accordion-button {
            font-size: 16px;
        }
        .accordion {
            --bs-accordion-border-radius: var(--radius-md);
            --bs-accordion-bg: transparent;
            --bs-accordion-btn-focus-box-shadow: none;
        }

/* roulang page: category1 */
:root {
            --primary: #00e5a0;
            --primary-dark: #00b87c;
            --primary-glow: rgba(0, 229, 160, 0.18);
            --accent: #7b5cff;
            --accent-glow: rgba(123, 92, 255, 0.18);
            --bg-body: #0b0a17;
            --bg-deep: #080712;
            --bg-sidebar: #0e0c1d;
            --bg-card: #151228;
            --bg-card-hover: #1b1733;
            --bg-input: #120f24;
            --text-main: #eae8f5;
            --text-muted: #9892b0;
            --text-dim: #6d678a;
            --border-line: #262242;
            --border-soft: rgba(255, 255, 255, 0.06);
            --radius-xl: 22px;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 18px 48px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 32px rgba(0, 229, 160, 0.08);
            --shadow-input: inset 0 1px 3px rgba(0, 0, 0, 0.3);
            --transition: 0.25s ease;
            --sidebar-width: 276px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 70px;
        }

        body {
            margin: 0;
            font-family: var(--font-family);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.68;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition), transform var(--transition);
        }

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

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

        .container {
            max-width: 1220px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 左侧导航 ===== */
        .app-sidebar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: var(--sidebar-width);
            background: var(--bg-sidebar);
            border-right: 1px solid var(--border-line);
            display: flex;
            flex-direction: column;
            padding: 28px 20px 20px;
            z-index: 1060;
            transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
        }

        .sidebar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 10px 24px;
            border-bottom: 1px solid var(--border-line);
            margin-bottom: 20px;
        }

        .brand-badge {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: #07120d;
            box-shadow: 0 0 18px rgba(0, 229, 160, 0.4);
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: 0.5px;
            background: linear-gradient(90deg, #eae8f5, #b7fce5);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-section-label {
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            color: var(--text-dim);
            padding: 14px 12px 6px;
        }

        .nav-link-item {
            display: flex;
            align-items: center;
            gap: 13px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: var(--text-muted);
            font-size: 15px;
            font-weight: 500;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .nav-link-item i {
            width: 22px;
            text-align: center;
            font-size: 16px;
        }

        .nav-link-item:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.04);
            border-color: var(--border-soft);
        }

        .nav-link-item.active {
            color: #07120d;
            background: linear-gradient(135deg, var(--primary), #5ee6b4);
            font-weight: 600;
            box-shadow: 0 8px 24px rgba(0, 229, 160, 0.22);
        }

        .nav-link-item.active i {
            color: inherit;
        }

        .sidebar-foot {
            border-top: 1px solid var(--border-line);
            padding-top: 18px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .sidebar-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: 0 8px;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px rgba(0, 229, 160, 0.7);
            animation: pulse-dot 1.6s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.82); }
        }

        .btn-sidebar-login {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-line);
            color: var(--text-main);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .btn-sidebar-login:hover {
            background: var(--primary);
            color: #07120d;
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 229, 160, 0.25);
        }

        /* ===== 移动端顶部栏 ===== */
        .mobile-topbar {
            position: fixed;
            left: 0;
            right: 0;
            top: 0;
            height: 62px;
            background: rgba(14, 12, 29, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-line);
            z-index: 1050;
            display: none;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }

        .btn-menu {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-line);
            color: var(--text-main);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .btn-menu:hover {
            background: var(--primary);
            color: #07120d;
            border-color: var(--primary);
        }

        .mobile-brand {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
        }

        .mini-icon {
            width: 32px;
            height: 32px;
            border-radius: 9px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #07120d;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
        }

        .btn-login-mobile {
            padding: 8px 16px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), #5ee6b4);
            color: #07120d;
            font-size: 13px;
            font-weight: 700;
        }

        .btn-login-mobile:hover {
            box-shadow: 0 6px 20px rgba(0, 229, 160, 0.3);
        }

        .sidebar-overlay {
            position: fixed;
            inset: 0;
            background: rgba(4, 3, 10, 0.7);
            backdrop-filter: blur(4px);
            z-index: 1055;
            display: none;
            border: none;
        }

        .sidebar-overlay.show {
            display: block;
        }

        /* ===== 主内容区 ===== */
        .main-content {
            margin-left: var(--sidebar-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            background: var(--bg-body);
        }

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: 100px 0 90px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-line);
            background: var(--bg-deep);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.5;
            z-index: 0;
        }

        .hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 7, 18, 0.95) 0%, rgba(8, 7, 18, 0.75) 45%, rgba(0, 229, 160, 0.15) 100%);
        }

        .category-hero .container {
            position: relative;
            z-index: 1;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            border-radius: 50px;
            background: var(--primary-glow);
            border: 1px solid rgba(0, 229, 160, 0.35);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.4px;
            margin-bottom: 22px;
        }

        .category-hero h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 18px;
            letter-spacing: 0.5px;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 620px;
            line-height: 1.75;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
        }

        .btn-main,
        .btn-ghost,
        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 13px 28px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-main {
            background: linear-gradient(135deg, var(--primary), #5ee6b4);
            color: #07120d;
            box-shadow: 0 10px 30px rgba(0, 229, 160, 0.25);
        }

        .btn-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 36px rgba(0, 229, 160, 0.35);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.05);
            border-color: var(--border-line);
            color: var(--text-main);
        }

        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-glow);
            transform: translateY(-3px);
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            font-size: 14px;
            color: var(--text-muted);
        }

        .hero-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-meta i {
            color: var(--primary);
        }

        /* ===== 通用板块 ===== */
        .section-block {
            padding: 90px 0;
        }

        .section-block-alt {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-line);
            border-bottom: 1px solid var(--border-line);
        }

        .section-header {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 50px;
        }

        .section-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 50px;
            background: var(--accent-glow);
            border: 1px solid rgba(123, 92, 255, 0.3);
            color: #a99bff;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-size: clamp(26px, 3.6vw, 38px);
            font-weight: 800;
            margin: 0 0 12px;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== 子分类卡片 ===== */
        .sub-cat-card {
            display: block;
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            height: 100%;
            position: relative;
            overflow: hidden;
            transition: all var(--transition);
        }

        .sub-cat-card::before {
            content: "";
            position: absolute;
            right: -40px;
            top: -40px;
            width: 110px;
            height: 110px;
            border-radius: 50%;
            background: var(--primary-glow);
            filter: blur(30px);
            opacity: 0.5;
            transition: opacity var(--transition);
        }

        .sub-cat-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            transform: translateY(-5px);
            box-shadow: var(--shadow-card);
            background: var(--bg-card-hover);
        }

        .sub-cat-card:hover::before {
            opacity: 1;
        }

        .sub-cat-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 18px;
            transition: all var(--transition);
        }

        .sub-cat-card:hover .sub-cat-icon {
            background: var(--primary);
            color: #07120d;
            box-shadow: 0 8px 24px rgba(0, 229, 160, 0.3);
        }

        .sub-cat-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .sub-cat-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .sub-cat-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .sub-cat-card:hover .sub-cat-link i {
            transform: translateX(4px);
        }

        /* ===== 攻略列表 ===== */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .guide-list-item {
            display: flex;
            align-items: center;
            gap: 22px;
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            transition: all var(--transition);
        }

        .guide-list-item:hover {
            border-color: rgba(0, 229, 160, 0.3);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .guide-thumb {
            width: 140px;
            height: 94px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            border: 1px solid var(--border-soft);
        }

        .guide-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .guide-list-item:hover .guide-thumb img {
            transform: scale(1.06);
        }

        .guide-content {
            flex: 1;
            min-width: 0;
        }

        .guide-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 6px;
            background: rgba(123, 92, 255, 0.14);
            border: 1px solid rgba(123, 92, 255, 0.25);
            color: #a99bff;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .guide-content h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px;
            line-height: 1.45;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }

        .guide-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 8px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }

        .guide-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: var(--text-dim);
        }

        .guide-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .guide-meta i {
            color: var(--primary);
            font-size: 12px;
        }

        /* ===== 热门指南卡片 ===== */
        .guide-card {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            transition: all var(--transition);
            position: relative;
        }

        .guide-card:hover {
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: var(--shadow-card);
            transform: translateY(-6px);
        }

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

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

        .guide-card:hover .card-cover img {
            transform: scale(1.07);
        }

        .card-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(8, 7, 18, 0.8) 100%);
        }

        .card-badge {
            position: absolute;
            left: 14px;
            top: 14px;
            z-index: 1;
            padding: 5px 14px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), #5ee6b4);
            color: #07120d;
            font-size: 12px;
            font-weight: 700;
            box-shadow: 0 6px 18px rgba(0, 229, 160, 0.3);
        }

        .card-body-content {
            padding: 20px 22px 22px;
        }

        .card-body-content h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .card-body-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0 0 16px;
        }

        .card-footer-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-soft);
            font-size: 13px;
            color: var(--text-dim);
        }

        .card-footer-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .card-footer-meta i {
            color: var(--primary);
        }

        .card-footer-meta a {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
        }

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

        .card-footer-meta a:hover i {
            transform: translateX(3px);
        }

        /* ===== 流程 ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
            counter-reset: step;
        }

        .step-item {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            text-align: center;
            position: relative;
            transition: all var(--transition);
        }

        .step-item:hover {
            border-color: rgba(123, 92, 255, 0.35);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--primary));
            color: #07120d;
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 16px;
            box-shadow: 0 8px 24px rgba(123, 92, 255, 0.25);
        }

        .step-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }

        /* ===== 数据 ===== */
        .stats-section {
            position: relative;
            background: var(--bg-deep);
            border-top: 1px solid var(--border-line);
            border-bottom: 1px solid var(--border-line);
            padding: 70px 0;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: var(--primary-glow);
            filter: blur(100px);
            pointer-events: none;
        }

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

        .stat-item {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            backdrop-filter: blur(6px);
            transition: all var(--transition);
        }

        .stat-item:hover {
            border-color: rgba(0, 229, 160, 0.3);
            background: rgba(0, 229, 160, 0.05);
        }

        .stat-num {
            display: block;
            font-size: 38px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), #7b5cff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-item span:last-child {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-section .container {
            max-width: 900px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 229, 160, 0.25);
        }

        .faq-item.active {
            border-color: rgba(0, 229, 160, 0.35);
            box-shadow: var(--shadow-glow);
        }

        .faq-q {
            padding: 20px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            user-select: none;
        }

        .faq-q .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.12);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: all var(--transition);
        }

        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #07120d;
            transform: rotate(45deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 22px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-item.active .faq-a {
            max-height: 220px;
            padding-bottom: 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 90px 0;
        }

        .cta-panel {
            background: linear-gradient(135deg, rgba(0, 229, 160, 0.12), rgba(123, 92, 255, 0.1)), var(--bg-card);
            border: 1px solid rgba(0, 229, 160, 0.25);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: var(--primary-glow);
            filter: blur(50px);
        }

        .cta-panel::after {
            content: "";
            position: absolute;
            left: -60px;
            bottom: -60px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: var(--accent-glow);
            filter: blur(50px);
        }

        .cta-panel h2 {
            font-size: clamp(24px, 3.2vw, 34px);
            font-weight: 800;
            margin: 0 0 14px;
            position: relative;
        }

        .cta-panel p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 520px;
            margin: 0 auto 30px;
            position: relative;
        }

        .btn-cta {
            background: linear-gradient(135deg, var(--primary), #5ee6b4);
            color: #07120d;
            padding: 15px 38px;
            font-size: 16px;
            box-shadow: 0 10px 30px rgba(0, 229, 160, 0.3);
            position: relative;
        }

        .btn-cta:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 18px 40px rgba(0, 229, 160, 0.4);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-line);
            padding: 60px 0 24px;
            margin-top: auto;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-line);
        }

        .footer-brand {
            max-width: 360px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #07120d;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text-main);
        }

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

        .footer-col ul a {
            font-size: 14px;
            color: var(--text-muted);
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--primary);
            padding-left: 6px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 24px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--text-dim);
            margin: 0;
        }

        .footer-links {
            display: flex;
            gap: 20px;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-dim);
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                gap: 16px;
            }
        }

        @media (max-width: 991.98px) {
            .app-sidebar {
                transform: translateX(-100%);
                box-shadow: 20px 0 60px rgba(0, 0, 0, 0.4);
            }

            .app-sidebar.open {
                transform: translateX(0);
            }

            .mobile-topbar {
                display: flex;
            }

            .main-content {
                margin-left: 0;
                padding-top: 62px;
            }

            .category-hero {
                padding: 70px 0 60px;
            }

            .section-block {
                padding: 70px 0;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767.98px) {
            .guide-list-item {
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
            }

            .guide-thumb {
                width: 100%;
                height: 160px;
            }

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

            .cta-panel {
                padding: 44px 24px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 26px;
            }
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .process-steps {
                grid-template-columns: 1fr;
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn-main,
            .hero-actions .btn-ghost {
                width: 100%;
            }

            .category-hero {
                padding: 56px 0 48px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .category-hero .hero-desc {
                font-size: 15px;
            }

            .guide-meta {
                flex-wrap: wrap;
                gap: 10px;
            }

            .card-footer-meta {
                flex-wrap: wrap;
                gap: 8px;
            }

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

            .footer-links {
                gap: 14px;
            }
        }

        /* ===== 焦点状态 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ===== 减少动效 ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: article */
:root {
    --bg-body: #0a0e17;
    --bg-sidebar: #070b13;
    --bg-card: #101724;
    --bg-elevated: #152032;
    --bg-soft: #0d1420;
    --text-primary: #e6edf7;
    --text-secondary: #94a3b8;
    --text-muted: #5c6b82;
    --accent: #00e5ff;
    --accent-dark: #007f96;
    --accent-glow: rgba(0, 229, 255, 0.28);
    --secondary-accent: #a855f7;
    --secondary-glow: rgba(168, 85, 247, 0.25);
    --success: #22c55e;
    --warning: #f59e0b;
    --border: rgba(255, 255, 255, 0.075);
    --border-accent: rgba(0, 229, 255, 0.28);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 22px;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 34px rgba(0, 229, 255, 0.12);
    --sidebar-w: 264px;
    --transition: all 0.25s ease;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; }
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}
a:hover { color: var(--accent); }
button, input, select, textarea { font-family: inherit; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-body); }
::-webkit-scrollbar-thumb { background: #1b2637; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #253349; }

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

/* ===== Sidebar ===== */
.site-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    flex-direction: column;
    z-index: 1050;
    padding: 1.5rem 1rem 1.25rem;
    overflow-y: auto;
}
.sidebar-brand {
    padding: 0.5rem 0.65rem 1.25rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.25rem;
}
.brand-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--secondary-accent));
    color: #041018;
    font-weight: 800;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 22px var(--accent-glow);
}
.brand-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.3;
    background: linear-gradient(90deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.brand-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--success);
    margin-top: 0.55rem;
    padding: 0.2rem 0.65rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    border-radius: 30px;
}
.brand-status i { font-size: 0.5rem; }

.sidebar-nav { flex: 1; }
.nav-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    padding: 0 0.75rem;
    margin-bottom: 0.5rem;
    display: block;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.75rem 0.85rem;
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    border: 1px solid transparent;
    transition: var(--transition);
}
.nav-item i {
    width: 22px;
    text-align: center;
    font-size: 1rem;
    color: var(--text-muted);
    transition: var(--transition);
}
.nav-item:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border);
}
.nav-item:hover i { color: var(--accent); }
.nav-item.active {
    background: linear-gradient(90deg, rgba(0, 229, 255, 0.14), rgba(168, 85, 247, 0.06));
    border-color: var(--border-accent);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(0, 229, 255, 0.08);
}
.nav-item.active i { color: var(--accent); }

.sidebar-bottom {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.server-status {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.8rem 0.85rem;
    background: rgba(34, 197, 94, 0.07);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 12px;
    margin-bottom: 0.75rem;
}
.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.6);
    flex-shrink: 0;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.65; transform: scale(0.85); }
}
.status-text strong { font-size: 0.82rem; display: block; color: var(--text-primary); }
.status-text span { font-size: 0.72rem; color: var(--text-muted); }
.btn-sidebar-chat {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 0.75rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: var(--transition);
}
.btn-sidebar-chat:hover {
    color: var(--accent);
    border-color: var(--border-accent);
    background: rgba(0, 229, 255, 0.06);
}

/* ===== Mobile Topbar ===== */
.mobile-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(7, 11, 19, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0.9rem;
    z-index: 1040;
}
.btn-menu {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.btn-menu:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 14px rgba(0, 229, 255, 0.15);
}
.mobile-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
}
.mobile-brand .mini-icon {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--accent), var(--secondary-accent));
    color: #041018;
    font-weight: 800;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-login-mobile {
    padding: 0.4rem 0.8rem;
    border-radius: 30px;
    background: linear-gradient(135deg, var(--accent), var(--secondary-accent));
    color: #041018;
    font-size: 0.75rem;
    font-weight: 700;
    border: none;
    transition: var(--transition);
}
.btn-login-mobile:hover {
    color: #041018;
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-1px);
}

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
    z-index: 1045;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.sidebar-overlay.active { opacity: 1; visibility: visible; }

@media (max-width: 991.98px) {
    .site-sidebar {
        transform: translateX(-105%);
        transition: transform 0.3s ease;
        display: flex;
    }
    .site-sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow);
    }
    body.sidebar-open { overflow: hidden; }
}

/* ===== Main Wrapper ===== */
.main-wrapper {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
@media (max-width: 991.98px) {
    .main-wrapper { margin-left: 0; padding-top: 60px; }
}

/* ===== Article Banner ===== */
.article-banner {
    position: relative;
    padding: 5.5rem 0 3.5rem;
    background: linear-gradient(135deg, rgba(7, 11, 19, 0.93), rgba(13, 20, 32, 0.78)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    border-bottom: 1px solid var(--border);
}
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.4rem;
}
.breadcrumb a {
    color: var(--text-secondary);
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--text-muted); margin: 0 0.2rem; }
.breadcrumb .current { color: var(--text-primary); }

.category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.95rem;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: 30px;
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    backdrop-filter: blur(6px);
}
.article-banner-title {
    font-size: clamp(1.7rem, 3.4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.35;
    color: var(--text-primary);
    max-width: 920px;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    margin-bottom: 1.2rem;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}
.article-meta i { color: var(--accent); font-size: 0.8rem; }

/* ===== Article Layout ===== */
.article-main-section {
    flex: 1;
    padding: 3rem 0 4rem;
}
.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.2rem 2.4rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}
@media (max-width: 767.98px) {
    .article-card { padding: 1.4rem 1.2rem; }
}
.article-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}
.article-meta-bar i { color: var(--accent); margin-right: 0.3rem; }

.article-content {
    font-size: 1rem;
    line-height: 1.9;
    color: var(--text-primary);
    word-break: break-word;
}
.article-content p { margin-bottom: 1.25rem; }
.article-content h2 {
    font-size: 1.45rem;
    font-weight: 700;
    margin: 2.2rem 0 1rem;
    padding-left: 0.8rem;
    border-left: 4px solid var(--accent);
    background: linear-gradient(90deg, rgba(0, 229, 255, 0.06), transparent);
    padding: 0.45rem 0.8rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.article-content h3 {
    font-size: 1.18rem;
    font-weight: 700;
    margin: 1.8rem 0 0.8rem;
    color: var(--text-primary);
}
.article-content ul,
.article-content ol {
    margin: 1rem 0 1.25rem 1.4rem;
    padding-left: 0.5rem;
}
.article-content li { margin-bottom: 0.5rem; }
.article-content li::marker { color: var(--accent); }
.article-content blockquote {
    border-left: 4px solid var(--accent);
    background: rgba(0, 229, 255, 0.05);
    padding: 1rem 1.4rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 1.6rem 0;
    color: var(--text-secondary);
    font-style: normal;
}
.article-content blockquote p:last-child { margin-bottom: 0; }
.article-content img {
    border-radius: var(--radius);
    margin: 1.5rem 0;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.article-content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.article-content a:hover { color: #66eeff; }
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.92rem;
}
.article-content table th {
    background: rgba(0, 229, 255, 0.08);
    padding: 0.75rem 1rem;
    text-align: left;
    border: 1px solid var(--border);
    color: var(--accent);
    font-weight: 600;
}
.article-content table td {
    padding: 0.7rem 1rem;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.article-content code {
    background: rgba(168, 85, 247, 0.12);
    color: #d8b4fe;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.88em;
}
.article-content pre {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}
.article-content pre code { background: transparent; padding: 0; color: var(--text-primary); }

/* Tags */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--border);
}
.tag-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-right: 0.3rem;
}
.tag-chip {
    display: inline-block;
    padding: 0.3rem 0.85rem;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.78rem;
    transition: var(--transition);
}
.tag-chip:hover {
    border-color: var(--border-accent);
    color: var(--accent);
    background: rgba(0, 229, 255, 0.06);
}

/* Article empty */
.article-empty {
    text-align: center;
    padding: 4rem 1.5rem;
}
.article-empty i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1.2rem;
    display: block;
}
.article-empty h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}
.article-empty p {
    color: var(--text-secondary);
    margin-bottom: 1.8rem;
}

/* Buttons */
.btn-neon {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    background: linear-gradient(135deg, #00e5ff, #00b3d7);
    color: #041018;
    border: none;
    padding: 0.7rem 1.6rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.92rem;
    box-shadow: 0 0 24px rgba(0, 229, 255, 0.25);
    transition: var(--transition);
}
.btn-neon:hover {
    color: #041018;
    transform: translateY(-2px);
    box-shadow: 0 0 36px rgba(0, 229, 255, 0.4);
}
.btn-neon-lg { padding: 0.85rem 2.1rem; font-size: 1rem; }
.btn-outline-neon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: 1px solid var(--border-accent);
    color: var(--accent);
    padding: 0.6rem 1.4rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--transition);
}
.btn-outline-neon:hover {
    background: rgba(0, 229, 255, 0.08);
    color: var(--accent);
    box-shadow: 0 0 22px rgba(0, 229, 255, 0.15);
    transform: translateY(-1px);
}

/* Article Paging */
.article-paging {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.paging-btn {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 1.1rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}
.paging-btn:hover {
    border-color: var(--border-accent);
    background: rgba(0, 229, 255, 0.04);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}
.paging-btn.next { text-align: right; }
.paging-label {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
}
.paging-title {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.4;
}
@media (max-width: 575.98px) {
    .article-paging { grid-template-columns: 1fr; }
}

/* Related */
.related-section {
    margin-bottom: 2rem;
}
.section-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.section-title i { color: var(--accent); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 767.98px) {
    .related-grid { grid-template-columns: 1fr; }
}
.related-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}
.related-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: var(--shadow);
}
.related-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    display: block;
}
.related-body { padding: 1rem 1.1rem 1.1rem; }
.mini-cat {
    display: inline-block;
    font-size: 0.72rem;
    color: var(--accent);
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid var(--border-accent);
    padding: 0.15rem 0.55rem;
    border-radius: 30px;
    margin-bottom: 0.55rem;
}
.related-body h4 {
    font-size: 0.98rem;
    font-weight: 700;
    line-height: 1.45;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}
.related-body p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* CTA */
.cta-neon {
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.1), rgba(168, 85, 247, 0.07)), var(--bg-card);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-lg);
    padding: 2.4rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-neon::before {
    content: '';
    position: absolute;
    top: -60%;
    left: -30%;
    width: 160%;
    height: 220%;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.09), transparent 60%);
    pointer-events: none;
}
.cta-icon {
    font-size: 2.4rem;
    color: var(--accent);
    margin-bottom: 0.8rem;
}
.cta-neon h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.6rem;
}
.cta-neon p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 1.4rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

/* Sidebar Widgets */
.article-sidebar { position: sticky; top: 24px; }
.widget-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.2rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}
.widget-card:hover { border-color: var(--border-accent); }
.widget-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.widget-title i { color: var(--accent); }
.toc-list { list-style: none; padding: 0; margin: 0; }
.toc-list li { margin-bottom: 0.35rem; }
.toc-list a {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    padding: 0.4rem 0.6rem;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
    transition: var(--transition);
}
.toc-list a:hover {
    color: var(--accent);
    background: rgba(0, 229, 255, 0.05);
}
.toc-list .toc-sub a { padding-left: 1.1rem; font-size: 0.8rem; }

.widget-list { list-style: none; padding: 0; margin: 0; }
.widget-list li { margin-bottom: 0.5rem; }
.widget-list a {
    display: flex;
    gap: 0.7rem;
    align-items: center;
    padding: 0.45rem 0.5rem;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.86rem;
    line-height: 1.4;
    transition: var(--transition);
}
.widget-list a i {
    color: var(--accent);
    font-size: 0.75rem;
    flex-shrink: 0;
}
.widget-list a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
    transform: translateX(3px);
}
.widget-safe {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.12), rgba(0, 229, 255, 0.05)), var(--bg-card);
    border: 1px solid rgba(168, 85, 247, 0.25);
}
.widget-safe .safe-item {
    display: flex;
    gap: 0.7rem;
    margin-bottom: 0.8rem;
}
.widget-safe .safe-item i {
    color: var(--secondary-accent);
    font-size: 1rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}
.widget-safe .safe-item span {
    font-size: 0.84rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* Footer */
.site-footer {
    background: var(--bg-sidebar);
    border-top: 1px solid var(--border);
    padding: 3.5rem 0 1.8rem;
    margin-top: auto;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2.8rem;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.9rem;
}
.footer-logo .brand-icon {
    width: 38px;
    height: 38px;
    font-size: 1.05rem;
}
.footer-brand p {
    font-size: 0.86rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 380px;
}
.footer-col h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col li { margin-bottom: 0.55rem; }
.footer-col a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}
.footer-col a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.4rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
}
.footer-links {
    display: flex;
    gap: 1.4rem;
}
.footer-links a {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.footer-links a:hover { color: var(--accent); }
@media (max-width: 991.98px) {
    .footer-top { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 575.98px) {
    .footer-top { grid-template-columns: 1fr; gap: 1.8rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category2 */
:root {
    --primary: #6c5ce7;
    --primary-2: #8b5cf6;
    --accent: #00d2ff;
    --hot: #ff6b6b;
    --success: #00d68f;
    --bg-body: #0a0e17;
    --bg-sidebar: #0d1322;
    --bg-panel: #111a2c;
    --bg-card: #151f35;
    --bg-input: #0d1626;
    --text-main: #e8ecf4;
    --text-muted: #8a94a8;
    --text-subtle: #5a6478;
    --border: rgba(255, 255, 255, 0.08);
    --border-2: rgba(124, 93, 250, 0.3);
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.3);
    --transition: 0.3s ease;
    --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; }
.main-wrapper {
    margin-left: 260px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-body);
}
.main-content { flex: 1; }

/* ===== 侧边栏 ===== */
.app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 28px 16px 20px;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px 28px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.4);
    flex-shrink: 0;
}
.brand-text {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    letter-spacing: 0.5px;
}
.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: all var(--transition);
}
.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}
.nav-item:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border);
    transform: translateX(4px);
}
.nav-item.active {
    color: #fff;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 210, 255, 0.08));
    border-color: var(--border-2);
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.08);
}
.nav-item.active i {
    color: var(--accent);
}
.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.btn-login-sidebar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    border: none;
    box-shadow: 0 8px 24px rgba(108, 92, 231, 0.3);
    transition: all var(--transition);
    width: 100%;
}
.btn-login-sidebar:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(108, 92, 231, 0.45);
    color: #fff;
}

/* ===== 移动端顶栏 ===== */
.mobile-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(10, 14, 23, 0.96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: 1050;
    gap: 12px;
}
.btn-menu {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 10px;
    width: 40px;
    height: 40px;
    color: var(--text-main);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
}
.btn-menu:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-2);
}
.mobile-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 15px;
    color: #fff;
    flex: 1;
}
.mini-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff;
    flex-shrink: 0;
}
.btn-login-mobile {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: #fff;
    border-radius: 20px;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
    transition: all var(--transition);
    white-space: nowrap;
}
.btn-login-mobile:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.45);
}

/* ===== 移动端抽屉菜单 ===== */
.mobile-menu {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    width: 300px;
}
.mobile-menu .offcanvas-header {
    border-bottom: 1px solid var(--border);
    padding: 18px 20px;
}
.mobile-menu-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: #fff;
    font-size: 16px;
}
.mobile-menu .btn-close {
    filter: invert(1) grayscale(1);
    opacity: 0.7;
}
.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 16px;
}
.nav-link-mobile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: all var(--transition);
}
.nav-link-mobile i { width: 20px; text-align: center; }
.nav-link-mobile:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
    transform: translateX(4px);
}
.nav-link-mobile.active {
    color: #fff;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.25), rgba(0, 210, 255, 0.06));
    border-color: var(--border-2);
}
.nav-link-mobile.active i { color: var(--accent); }

/* ===== 按钮 ===== */
.btn {
    border-radius: 12px;
    font-weight: 600;
    padding: 12px 28px;
    transition: all var(--transition);
    border: none;
}
.btn-neon {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: #fff;
    box-shadow: 0 8px 28px rgba(108, 92, 231, 0.35);
}
.btn-neon:hover {
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(108, 92, 231, 0.5);
}
.btn-ghost {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border);
    backdrop-filter: blur(4px);
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-2);
    color: #fff;
    transform: translateY(-3px);
}
.btn-accent {
    background: linear-gradient(135deg, var(--accent), #0091d4);
    color: #fff;
    box-shadow: 0 8px 28px rgba(0, 210, 255, 0.3);
}
.btn-accent:hover {
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(0, 210, 255, 0.45);
}
.btn:focus, .btn-neon:focus, .btn-ghost:focus, .btn-accent:focus {
    outline: 3px solid rgba(0, 210, 255, 0.4);
    outline-offset: 2px;
    box-shadow: none;
}

/* ===== Hero ===== */
.page-hero {
    position: relative;
    padding: 90px 0 80px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(10, 14, 23, 0.92) 30%, rgba(10, 14, 23, 0.65));
}
.page-hero::after {
    content: '';
    position: absolute;
    bottom: -60px;
    right: -40px;
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.3), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 210, 255, 0.12);
    border: 1px solid rgba(0, 210, 255, 0.4);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
    letter-spacing: 1px;
    text-transform: uppercase;
}
.hero-content h1 {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 800;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}
.hero-content h1 span {
    background: linear-gradient(135deg, var(--accent), var(--primary-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-content p {
    font-size: 17px;
    color: var(--text-muted);
    max-width: 540px;
    margin-bottom: 30px;
    line-height: 1.8;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* ===== 通用板块 ===== */
.section-block { padding: 90px 0; }
.section-block.tone-dark { background: var(--bg-panel); }
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}
.section-eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(0, 210, 255, 0.08);
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 14px;
}
.section-header h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
}
.section-header p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.7;
}

/* ===== 数据条 ===== */
.stats-section {
    padding: 40px 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-sidebar);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.stat-item {
    text-align: center;
    padding: 24px 16px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: all var(--transition);
}
.stat-item:hover {
    transform: translateY(-4px);
    border-color: var(--border-2);
    box-shadow: var(--shadow-sm);
}
.stat-number {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), var(--primary-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.stat-label {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 8px;
}

/* ===== 活动卡片 ===== */
.events-section {
    padding: 90px 0;
}
.event-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 100%;
    transition: all var(--transition);
}
.event-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-2);
}
.event-cover {
    position: relative;
    height: 180px;
    overflow: hidden;
}
.event-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.event-card:hover .event-cover img {
    transform: scale(1.05);
}
.event-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--bg-card) 0%, transparent 60%);
}
.event-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-main);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
}
.event-tag.hot {
    background: rgba(255, 107, 107, 0.2);
    border-color: rgba(255, 107, 107, 0.4);
    color: var(--hot);
}
.event-tag.new {
    background: rgba(0, 210, 255, 0.15);
    border-color: rgba(0, 210, 255, 0.35);
    color: var(--accent);
}
.event-body {
    padding: 24px;
}
.event-body h3 {
    font-size: 19px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}
.event-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 18px;
}
.btn-event {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    border: 1px solid rgba(0, 210, 255, 0.3);
    background: rgba(0, 210, 255, 0.05);
    padding: 8px 20px;
    border-radius: 10px;
    transition: all var(--transition);
}
.btn-event:hover {
    background: rgba(0, 210, 255, 0.12);
    border-color: var(--accent);
    gap: 12px;
    color: var(--accent);
}

/* ===== 流程区块 ===== */
.process-section {
    position: relative;
    padding: 90px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.process-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 14, 23, 0.9);
}
.process-section .container {
    position: relative;
    z-index: 2;
}
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-top: 48px;
}
.step-item {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition);
    overflow: hidden;
}
.step-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-2);
}
.step-num {
    position: absolute;
    top: 12px;
    right: 18px;
    font-size: 42px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.06);
    line-height: 1;
}
.step-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 210, 255, 0.1));
    border: 1px solid var(--border-2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 22px;
    color: var(--accent);
}
.step-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}
.step-item p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ===== 时间线 ===== */
.timeline-section {
    padding: 90px 0;
    background: var(--bg-panel);
}
.timeline {
    max-width: 760px;
    margin: 0 auto;
    position: relative;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    opacity: 0.6;
}
.timeline-item {
    position: relative;
    display: flex;
    gap: 30px;
    padding: 20px 0 20px 0;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 32px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 16px var(--accent);
    z-index: 2;
    transform: translateX(-4px);
}
.timeline-week {
    flex-shrink: 0;
    width: 140px;
    text-align: right;
    padding-top: 6px;
    font-weight: 700;
    font-size: 16px;
    color: var(--text-muted);
}
.timeline-week span {
    display: block;
    font-size: 13px;
    font-weight: 400;
    color: var(--text-subtle);
    margin-top: 4px;
}
.timeline-content {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    transition: all var(--transition);
}
.timeline-content:hover {
    border-color: var(--border-2);
    box-shadow: var(--shadow-sm);
    transform: translateX(6px);
}
.timeline-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}
.timeline-content p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-section {
    padding: 90px 0;
}
.accordion {
    max-width: 820px;
    margin: 0 auto;
}
.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md) !important;
    margin-bottom: 14px;
    overflow: hidden;
}
.accordion-button {
    background: transparent;
    color: var(--text-main);
    font-weight: 600;
    font-size: 16px;
    padding: 22px 24px;
    box-shadow: none;
    border: none;
    transition: all var(--transition);
}
.accordion-button:not(.collapsed) {
    background: rgba(108, 92, 231, 0.12);
    color: #fff;
    box-shadow: none;
}
.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
    outline: 2px solid rgba(0, 210, 255, 0.3);
    outline-offset: -2px;
}
.accordion-button::after {
    filter: invert(0.8);
    transition: transform var(--transition);
}
.accordion-body {
    padding: 4px 24px 24px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
    background: transparent;
    border-top: 1px solid var(--border);
    padding-top: 16px;
}
.accordion-item:hover {
    border-color: var(--border-2);
}

/* ===== CTA ===== */
.cta-section {
    padding: 80px 0 100px;
}
.cta-box {
    position: relative;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(108, 92, 231, 0.4);
}
.cta-box::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
}
.cta-box::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -60px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
}
.cta-box h2 {
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}
.cta-box p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 520px;
    margin: 0 auto 30px;
    line-height: 1.7;
    position: relative;
    z-index: 2;
}
.cta-box .btn {
    position: relative;
    z-index: 2;
}
.btn-white {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}
.btn-white:hover {
    background: #f0f0ff;
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

/* ===== 页脚 ===== */
.site-footer {
    background: var(--bg-sidebar);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 44px;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}
.footer-brand .brand-icon {
    width: 38px;
    height: 38px;
    font-size: 17px;
    border-radius: 10px;
}
.footer-brand p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
    max-width: 360px;
    margin: 0;
}
.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 18px;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul a {
    color: var(--text-muted);
    font-size: 14px;
    transition: all var(--transition);
}
.footer-col ul a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-bottom p {
    color: var(--text-subtle);
    font-size: 13px;
    margin: 0;
}
.footer-links {
    display: flex;
    gap: 20px;
}
.footer-links a {
    color: var(--text-subtle);
    font-size: 13px;
    transition: color var(--transition);
}
.footer-links a:hover {
    color: var(--accent);
}

/* ===== 强调文字 ===== */
.text-gradient {
    background: linear-gradient(135deg, var(--accent), var(--primary-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== 响应式断点 ===== */
@media (max-width: 1199.98px) {
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 991.98px) {
    .main-wrapper {
        margin-left: 0;
        padding-top: 60px;
    }
    .app-sidebar {
        display: none !important;
    }
    .page-hero {
        padding: 60px 0;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .section-block { padding: 60px 0; }
    .events-section { padding: 60px 0; }
    .process-section { padding: 60px 0; background-attachment: scroll; }
    .timeline-section { padding: 60px 0; }
    .faq-section { padding: 60px 0; }
    .cta-section { padding: 50px 0 70px; }
}
@media (max-width: 767.98px) {
    .process-steps {
        grid-template-columns: 1fr;
    }
    .timeline-week {
        width: 100px;
        font-size: 14px;
    }
    .timeline::before {
        left: 18px;
    }
    .timeline-item::before {
        left: 14px;
    }
    .cta-box {
        padding: 40px 24px;
    }
}
@media (max-width: 575.98px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .stat-number {
        font-size: 24px;
    }
    .footer-top {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .hero-content h1 {
        font-size: 30px;
    }
    .hero-content p {
        font-size: 15px;
    }
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    .section-header {
        margin-bottom: 36px;
    }
    .section-block { padding: 48px 0; }
    .events-section { padding: 48px 0; }
    .process-section { padding: 48px 0; }
    .timeline-section { padding: 48px 0; }
    .faq-section { padding: 48px 0; }
    .cta-section { padding: 40px 0 60px; }
    .page-hero {
        padding: 50px 0;
    }
    .timeline-item {
        gap: 14px;
    }
    .timeline-week {
        width: auto;
        text-align: left;
        font-size: 13px;
        padding-top: 0;
    }
    .timeline-content {
        padding: 16px;
    }
}

/* roulang page: category3 */
:root {
        --primary: #6c5ce7;
        --primary-light: #a29bfe;
        --primary-dark: #4a3cb5;
        --accent: #00d2d3;
        --accent-hot: #fd79a8;
        --bg-deep: #0a0e1a;
        --bg-dark: #0f1526;
        --bg-panel: #151d33;
        --bg-card: #1a233a;
        --bg-card-hover: #202c47;
        --text-light: #e8edf7;
        --text-body: #b4c0d8;
        --text-mute: #6b7a99;
        --border-glow: rgba(108, 92, 231, 0.25);
        --border-soft: rgba(255, 255, 255, 0.08);
        --radius-lg: 20px;
        --radius-md: 14px;
        --radius-sm: 9px;
        --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
        --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.18);
        --transition-base: 0.3s ease;
        --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, sans-serif;
    }
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: var(--font-main);
        background: var(--bg-deep);
        color: var(--text-body);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
        min-height: 100vh;
    }
    a {
        text-decoration: none;
        color: inherit;
        transition: var(--transition-base);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button,
    input {
        font-family: inherit;
        border: none;
        outline: none;
        background: none;
    }
    ul,
    ol {
        list-style: none;
    }
    .container {
        max-width: 1200px;
        padding-left: 24px;
        padding-right: 24px;
        margin-left: auto;
        margin-right: auto;
    }

    .mobile-topbar {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1055;
        height: 60px;
        background: rgba(10, 14, 26, 0.92);
        backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border-soft);
        padding: 0 16px;
        align-items: center;
        justify-content: space-between;
    }
    .mobile-topbar .btn-menu {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-sm);
        color: var(--text-light);
        font-size: 18px;
        border: 1px solid var(--border-soft);
        transition: var(--transition-base);
    }
    .mobile-topbar .btn-menu:hover,
    .mobile-topbar .btn-menu:focus-visible {
        background: rgba(255, 255, 255, 0.08);
        border-color: var(--primary);
        outline: none;
    }
    .mobile-topbar .mobile-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 700;
        font-size: 16px;
        color: var(--text-light);
    }
    .mobile-topbar .mini-icon {
        width: 30px;
        height: 30px;
        border-radius: 8px;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: #fff;
        font-size: 14px;
    }
    .mobile-topbar .btn-login-mobile {
        padding: 6px 16px;
        border-radius: 999px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        border: 1px solid rgba(255, 255, 255, 0.12);
        transition: var(--transition-base);
    }
    .mobile-topbar .btn-login-mobile:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
    }

    .side-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        z-index: 1060;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    .side-overlay.show {
        opacity: 1;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 264px;
        background: var(--bg-dark);
        border-right: 1px solid var(--border-soft);
        padding: 24px 0;
        display: flex;
        flex-direction: column;
        z-index: 1070;
        transition: transform 0.3s ease;
    }
    .sidebar .sidebar-brand {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 8px 24px 24px;
        border-bottom: 1px solid var(--border-soft);
        margin-bottom: 24px;
    }
    .sidebar .brand-icon {
        width: 42px;
        height: 42px;
        border-radius: 12px;
        background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 20px;
        color: #fff;
        box-shadow: 0 4px 18px rgba(108, 92, 231, 0.45);
    }
    .sidebar .sidebar-brand span:last-child {
        font-weight: 800;
        font-size: 17px;
        color: var(--text-light);
        letter-spacing: 0.02em;
        line-height: 1.4;
    }
    .sidebar .nav-title {
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.16em;
        color: var(--text-mute);
        padding: 0 24px;
        margin-bottom: 14px;
        font-weight: 600;
    }
    .sidebar .side-nav {
        flex: 1;
        overflow-y: auto;
        padding: 0 14px;
    }
    .sidebar .side-nav .nav-item {
        margin-bottom: 6px;
    }
    .sidebar .side-nav .nav-link {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 13px 18px;
        border-radius: var(--radius-md);
        color: var(--text-body);
        font-size: 15px;
        font-weight: 500;
        transition: var(--transition-base);
        border: 1px solid transparent;
        position: relative;
    }
    .sidebar .side-nav .nav-link i {
        width: 22px;
        text-align: center;
        font-size: 17px;
        color: var(--text-mute);
        transition: var(--transition-base);
    }
    .sidebar .side-nav .nav-link:hover {
        background: rgba(108, 92, 231, 0.08);
        color: var(--text-light);
        transform: translateX(4px);
    }
    .sidebar .side-nav .nav-link:hover i {
        color: var(--primary-light);
    }
    .sidebar .side-nav .nav-link.active {
        background: linear-gradient(135deg, rgba(108, 92, 231, 0.18), rgba(0, 210, 211, 0.08));
        border-color: var(--border-glow);
        color: var(--text-light);
        box-shadow: inset 3px 0 0 var(--primary), 0 4px 16px rgba(0, 0, 0, 0.2);
    }
    .sidebar .side-nav .nav-link.active i {
        color: var(--accent);
    }
    .sidebar .side-footer {
        padding: 16px 24px;
        border-top: 1px solid var(--border-soft);
    }
    .sidebar .side-footer .status-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 12px;
        color: var(--text-mute);
        padding: 6px 12px;
        background: rgba(0, 210, 211, 0.08);
        border-radius: 999px;
        border: 1px solid rgba(0, 210, 211, 0.2);
    }
    .sidebar .side-footer .status-badge .dot {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--accent);
        animation: pulse 2s infinite;
    }
    @keyframes pulse {
        0%,
        100% {
            box-shadow: 0 0 0 0 rgba(0, 210, 211, 0.5);
        }
        50% {
            box-shadow: 0 0 0 6px rgba(0, 210, 211, 0);
        }
    }

    .main-wrapper {
        margin-left: 264px;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
    }

    .page-banner {
        position: relative;
        padding: 70px 0 50px;
        background: linear-gradient(135deg, rgba(10, 14, 26, 0.9), rgba(15, 21, 38, 0.85)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        border-bottom: 1px solid var(--border-soft);
    }
    .page-banner::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 380px;
        height: 380px;
        background: radial-gradient(circle, rgba(108, 92, 231, 0.18), transparent 70%);
        pointer-events: none;
    }
    .page-banner .banner-inner {
        position: relative;
        z-index: 2;
        max-width: 720px;
    }
    .page-banner .banner-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(108, 92, 231, 0.2);
        border: 1px solid var(--border-glow);
        color: var(--primary-light);
        padding: 6px 16px;
        border-radius: 999px;
        font-size: 13px;
        font-weight: 600;
        margin-bottom: 18px;
        letter-spacing: 0.04em;
    }
    .page-banner h1 {
        font-size: clamp(30px, 5vw, 44px);
        font-weight: 800;
        color: var(--text-light);
        line-height: 1.25;
        margin-bottom: 16px;
        letter-spacing: -0.02em;
    }
    .page-banner h1 .gradient-text {
        background: linear-gradient(135deg, var(--primary-light), var(--accent));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    .page-banner p {
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-body);
        margin-bottom: 24px;
        max-width: 600px;
    }
    .banner-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }
    .banner-tags .tag {
        padding: 8px 18px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--border-soft);
        color: var(--text-body);
        font-size: 13px;
        font-weight: 500;
        backdrop-filter: blur(8px);
        transition: var(--transition-base);
        cursor: default;
    }
    .banner-tags .tag i {
        color: var(--accent);
        margin-right: 6px;
    }
    .banner-tags .tag:hover {
        border-color: var(--primary);
        color: var(--text-light);
        transform: translateY(-2px);
    }

    .section-block {
        padding: 70px 0;
    }
    .section-block.alt-bg {
        background: rgba(15, 21, 38, 0.5);
        border-top: 1px solid var(--border-soft);
        border-bottom: 1px solid var(--border-soft);
    }
    .section-label {
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: var(--accent);
        margin-bottom: 10px;
        display: block;
    }
    .section-title {
        font-size: clamp(26px, 3vw, 36px);
        font-weight: 800;
        color: var(--text-light);
        line-height: 1.3;
        margin-bottom: 14px;
    }
    .section-desc {
        font-size: 15px;
        color: var(--text-body);
        max-width: 620px;
        line-height: 1.8;
    }
    .section-head {
        margin-bottom: 44px;
    }

    .safety-stats {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .stat-card {
        background: var(--bg-panel);
        border: 1px solid var(--border-soft);
        border-radius: var(--radius-lg);
        padding: 30px 24px;
        text-align: center;
        transition: var(--transition-base);
        position: relative;
        overflow: hidden;
    }
    .stat-card::after {
        content: '';
        position: absolute;
        inset: auto 0 0 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
        opacity: 0;
        transition: var(--transition-base);
    }
    .stat-card:hover {
        transform: translateY(-6px);
        border-color: var(--border-glow);
        box-shadow: var(--shadow-card);
    }
    .stat-card:hover::after {
        opacity: 1;
    }
    .stat-card .stat-icon {
        font-size: 32px;
        color: var(--accent);
        margin-bottom: 14px;
    }
    .stat-card .stat-num {
        font-size: 36px;
        font-weight: 800;
        color: var(--text-light);
        line-height: 1.2;
        letter-spacing: -0.02em;
    }
    .stat-card .stat-label {
        font-size: 14px;
        color: var(--text-mute);
        margin-top: 8px;
    }

    .guard-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .guard-card {
        background: var(--bg-card);
        border: 1px solid var(--border-soft);
        border-radius: var(--radius-lg);
        padding: 32px 28px;
        transition: var(--transition-base);
        position: relative;
        overflow: hidden;
    }
    .guard-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 120px;
        background: radial-gradient(circle at top right, rgba(108, 92, 231, 0.15), transparent 70%);
        opacity: 0;
        transition: var(--transition-base);
    }
    .guard-card:hover {
        transform: translateY(-6px);
        border-color: var(--border-glow);
        box-shadow: var(--shadow-card);
        background: var(--bg-card-hover);
    }
    .guard-card:hover::before {
        opacity: 1;
    }
    .guard-card .guard-icon {
        width: 56px;
        height: 56px;
        border-radius: 16px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        color: #fff;
        margin-bottom: 22px;
        box-shadow: 0 6px 20px rgba(108, 92, 231, 0.35);
        position: relative;
        z-index: 1;
    }
    .guard-card:nth-child(2) .guard-icon {
        background: linear-gradient(135deg, var(--accent), #009fa0);
    }
    .guard-card:nth-child(3) .guard-icon {
        background: linear-gradient(135deg, var(--accent-hot), #d63031);
    }
    .guard-card:nth-child(4) .guard-icon {
        background: linear-gradient(135deg, #fdcb6e, #f39c12);
    }
    .guard-card:nth-child(5) .guard-icon {
        background: linear-gradient(135deg, #55efc4, #00b894);
    }
    .guard-card:nth-child(6) .guard-icon {
        background: linear-gradient(135deg, #74b9ff, #0984e3);
    }
    .guard-card h3 {
        font-size: 19px;
        font-weight: 700;
        color: var(--text-light);
        margin-bottom: 10px;
    }
    .guard-card p {
        font-size: 14px;
        line-height: 1.75;
        color: var(--text-body);
        margin-bottom: 16px;
    }
    .guard-card .guard-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 14px;
        font-weight: 600;
        color: var(--primary-light);
        transition: var(--transition-base);
    }
    .guard-card .guard-link:hover {
        color: var(--accent);
        gap: 10px;
    }

    .security-flow {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .flow-step {
        background: var(--bg-panel);
        border: 1px solid var(--border-soft);
        border-radius: var(--radius-lg);
        padding: 28px 22px;
        position: relative;
        transition: var(--transition-base);
        text-align: center;
    }
    .flow-step:hover {
        border-color: var(--border-glow);
        transform: translateY(-4px);
    }
    .flow-step .step-num {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        color: #fff;
        font-weight: 800;
        font-size: 15px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 16px;
        box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
    }
    .flow-step .step-icon {
        font-size: 27px;
        color: var(--accent);
        margin-bottom: 14px;
        display: block;
    }
    .flow-step h3 {
        font-size: 17px;
        font-weight: 700;
        color: var(--text-light);
        margin-bottom: 8px;
    }
    .flow-step p {
        font-size: 13px;
        color: var(--text-mute);
        line-height: 1.7;
    }
    .flow-arrow {
        display: none;
    }

    .help-list-wrap {
        background: var(--bg-panel);
        border: 1px solid var(--border-soft);
        border-radius: var(--radius-lg);
        overflow: hidden;
    }
    .help-tabs {
        display: flex;
        border-bottom: 1px solid var(--border-soft);
        background: rgba(0, 0, 0, 0.15);
        overflow-x: auto;
    }
    .help-tabs .tab-btn {
        padding: 15px 24px;
        font-size: 14px;
        font-weight: 600;
        color: var(--text-mute);
        border-bottom: 3px solid transparent;
        transition: var(--transition-base);
        white-space: nowrap;
        cursor: pointer;
        background: none;
        border-top: none;
        border-left: none;
        border-right: none;
    }
    .help-tabs .tab-btn:hover {
        color: var(--text-light);
    }
    .help-tabs .tab-btn.active {
        color: var(--accent);
        border-bottom-color: var(--accent);
        background: rgba(0, 210, 211, 0.04);
    }
    .help-list {
        padding: 10px 0;
    }
    .help-item {
        display: flex;
        align-items: center;
        gap: 16px;
        padding: 16px 28px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        transition: var(--transition-base);
        cursor: pointer;
    }
    .help-item:last-child {
        border-bottom: none;
    }
    .help-item:hover {
        background: rgba(108, 92, 231, 0.05);
        padding-left: 34px;
    }
    .help-item .help-icon {
        width: 38px;
        height: 38px;
        border-radius: 12px;
        background: rgba(108, 92, 231, 0.12);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-light);
        font-size: 16px;
        flex-shrink: 0;
    }
    .help-item .help-content {
        flex: 1;
    }
    .help-item .help-content h4 {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-light);
        margin-bottom: 4px;
    }
    .help-item .help-content p {
        font-size: 13px;
        color: var(--text-mute);
        line-height: 1.6;
    }
    .help-item .help-arrow {
        color: var(--text-mute);
        font-size: 14px;
        transition: var(--transition-base);
        flex-shrink: 0;
    }
    .help-item:hover .help-arrow {
        color: var(--accent);
        transform: translateX(4px);
    }
    .help-more {
        text-align: center;
        padding: 20px;
        border-top: 1px solid var(--border-soft);
    }
    .help-more a {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--primary-light);
        font-size: 14px;
        font-weight: 600;
        padding: 10px 24px;
        border-radius: 999px;
        border: 1px solid var(--border-glow);
        transition: var(--transition-base);
    }
    .help-more a:hover {
        background: rgba(108, 92, 231, 0.1);
        gap: 12px;
    }

    .faq-accordion .accordion-item {
        background: var(--bg-panel);
        border: 1px solid var(--border-soft) !important;
        border-radius: var(--radius-md) !important;
        margin-bottom: 14px;
        overflow: hidden;
    }
    .faq-accordion .accordion-button {
        background: transparent;
        color: var(--text-light);
        font-weight: 600;
        font-size: 15px;
        padding: 18px 24px;
        box-shadow: none;
    }
    .faq-accordion .accordion-button:not(.collapsed) {
        color: var(--accent);
        background: rgba(0, 210, 211, 0.04);
    }
    .faq-accordion .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.25);
        outline: none;
    }
    .faq-accordion .accordion-button::after {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23b4c0d8' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
        transition: transform 0.3s ease;
    }
    .faq-accordion .accordion-body {
        padding: 0 24px 20px;
        color: var(--text-body);
        font-size: 14px;
        line-height: 1.8;
    }

    .cta-panel {
        position: relative;
        border-radius: var(--radius-lg);
        padding: 56px 48px;
        background: linear-gradient(135deg, rgba(108, 92, 231, 0.2), rgba(0, 210, 211, 0.08)), var(--bg-panel);
        border: 1px solid var(--border-glow);
        overflow: hidden;
        text-align: center;
    }
    .cta-panel::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 240px;
        height: 240px;
        background: radial-gradient(circle, rgba(108, 92, 231, 0.3), transparent 70%);
        border-radius: 50%;
    }
    .cta-panel h2 {
        font-size: clamp(24px, 3vw, 32px);
        font-weight: 800;
        color: var(--text-light);
        margin-bottom: 14px;
        position: relative;
        z-index: 1;
    }
    .cta-panel p {
        font-size: 15px;
        color: var(--text-body);
        max-width: 560px;
        margin: 0 auto 28px;
        line-height: 1.8;
        position: relative;
        z-index: 1;
    }
    .cta-buttons {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
        position: relative;
        z-index: 1;
    }
    .btn-glow {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 13px 32px;
        border-radius: 999px;
        font-size: 15px;
        font-weight: 700;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        color: #fff;
        border: 1px solid rgba(255, 255, 255, 0.15);
        transition: var(--transition-base);
        box-shadow: 0 6px 22px rgba(108, 92, 231, 0.4);
    }
    .btn-glow:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 30px rgba(108, 92, 231, 0.5);
        color: #fff;
    }
    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 13px 32px;
        border-radius: 999px;
        font-size: 15px;
        font-weight: 600;
        background: rgba(255, 255, 255, 0.04);
        color: var(--text-light);
        border: 1px solid var(--border-soft);
        transition: var(--transition-base);
    }
    .btn-outline-light:hover {
        border-color: var(--accent);
        color: var(--accent);
        transform: translateY(-3px);
        background: rgba(0, 210, 211, 0.06);
    }

    .site-footer {
        background: var(--bg-dark);
        border-top: 1px solid var(--border-soft);
        padding: 60px 0 0;
        margin-top: auto;
    }
    .footer-top {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 48px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .footer-brand .footer-logo {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 16px;
    }
    .footer-brand .brand-icon {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: linear-gradient(135deg, var(--primary), var(--accent));
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: #fff;
        font-size: 18px;
    }
    .footer-brand .footer-logo span:last-child {
        font-weight: 800;
        font-size: 17px;
        color: var(--text-light);
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.8;
        color: var(--text-mute);
        max-width: 320px;
    }
    .footer-col h4 {
        font-size: 15px;
        font-weight: 700;
        color: var(--text-light);
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }
    .footer-col h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 28px;
        height: 2px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
        border-radius: 2px;
    }
    .footer-col ul li {
        margin-bottom: 10px;
    }
    .footer-col ul li a {
        font-size: 14px;
        color: var(--text-body);
        transition: var(--transition-base);
    }
    .footer-col ul li a:hover {
        color: var(--accent);
        padding-left: 6px;
    }
    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 22px 0;
        flex-wrap: wrap;
        gap: 12px;
    }
    .footer-bottom p {
        font-size: 13px;
        color: var(--text-mute);
    }
    .footer-links {
        display: flex;
        gap: 20px;
    }
    .footer-links a {
        font-size: 13px;
        color: var(--text-mute);
        transition: var(--transition-base);
    }
    .footer-links a:hover {
        color: var(--accent);
    }

    .sidebar.open {
        transform: translateX(0) !important;
    }

    @media (max-width: 1024px) {
        .safety-stats {
            grid-template-columns: repeat(2, 1fr);
        }
        .guard-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .security-flow {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-top {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 991px) {
        .mobile-topbar {
            display: flex;
        }
        .sidebar {
            transform: translateX(-100%);
            box-shadow: 6px 0 40px rgba(0, 0, 0, 0.5);
        }
        .side-overlay.show {
            display: block;
        }
        .main-wrapper {
            margin-left: 0;
            padding-top: 60px;
        }
        .page-banner {
            padding: 50px 0 40px;
        }
    }

    @media (max-width: 768px) {
        .section-block {
            padding: 50px 0;
        }
        .safety-stats {
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }
        .guard-grid {
            grid-template-columns: 1fr;
        }
        .security-flow {
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }
        .footer-top {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
        .cta-panel {
            padding: 40px 24px;
        }
        .help-item {
            padding: 14px 16px;
        }
        .help-item:hover {
            padding-left: 22px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
        .safety-stats {
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        .stat-card {
            padding: 20px 14px;
        }
        .stat-card .stat-num {
            font-size: 28px;
        }
        .security-flow {
            grid-template-columns: 1fr;
        }
        .banner-tags {
            gap: 8px;
        }
        .banner-tags .tag {
            padding: 6px 12px;
            font-size: 12px;
        }
        .page-banner h1 {
            font-size: 26px;
        }
        .cta-buttons {
            flex-direction: column;
            align-items: stretch;
        }
        .cta-buttons .btn-glow,
        .cta-buttons .btn-outline-light {
            justify-content: center;
        }
        .footer-links {
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }
    }