/* roulang page: index */
:root {
            --primary: #6C3DFF;
            --primary-light: #9B4DFF;
            --accent: #FF8A00;
            --accent-light: #FFB800;
            --green: #00D1B2;
            --bg-page: #F6F7FB;
            --bg-card: #FFFFFF;
            --bg-dark: #1F1B2E;
            --heading: #1A1A2E;
            --body-text: #4A4A68;
            --muted: #8A8A9E;
            --border: rgba(31, 27, 46, 0.04);
            --border-light: #E8E8F0;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 24px;
            --shadow-sm: 0 4px 16px rgba(31, 27, 46, 0.06);
            --shadow-md: 0 12px 32px rgba(108, 61, 255, 0.14);
            --shadow-primary: 0 6px 16px rgba(108, 61, 255, 0.28);
            --shadow-accent: 0 6px 18px rgba(255, 138, 0, 0.3);
            --transition-fast: 150ms ease-out;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            background-color: var(--bg-page);
            color: var(--body-text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        button,
        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .text-primary-custom {
            color: var(--primary);
        }

        .text-accent-custom {
            color: var(--accent);
        }

        .section {
            padding: 96px 0;
        }

        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
        }

        .section-heading .heading-left {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .section-heading h2 {
            font-size: clamp(1.4rem, 2.4vw, 2rem);
            font-weight: 700;
            color: var(--heading);
            margin: 0;
            line-height: 1.3;
            white-space: nowrap;
        }

        .section-heading .heading-bar {
            width: 6px;
            height: 26px;
            background: var(--primary);
            border-radius: 6px;
            flex-shrink: 0;
        }

        .section-heading .heading-link {
            font-size: 14px;
            color: var(--muted);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast);
        }

        .section-heading .heading-link:hover {
            color: var(--primary);
        }

        /* ----- 导航 ----- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1040;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
        }

        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 24px;
            max-width: 1280px;
            margin: 0 auto;
            gap: 20px;
            min-height: 56px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(108, 61, 255, 0.3);
        }

        .brand-logo .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--heading);
            letter-spacing: 0;
            white-space: nowrap;
        }

        .brand-logo .brand-text span {
            color: var(--accent);
            font-weight: 800;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-box {
            position: relative;
            width: 220px;
        }

        .nav-search-box input {
            width: 100%;
            height: 36px;
            border: 1.5px solid var(--border-light);
            border-radius: var(--radius-pill);
            padding: 0 40px 0 14px;
            font-size: 13px;
            background: #f8f9fc;
            color: var(--body-text);
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .nav-search-box input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
            background: #fff;
        }

        .nav-search-box .search-icon {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--muted);
            font-size: 15px;
            pointer-events: none;
        }

        .nav-icon-btn {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #f8f9fc;
            color: var(--body-text);
            border: none;
            transition: background var(--transition-fast), color var(--transition-fast);
            font-size: 16px;
        }

        .nav-icon-btn:hover {
            background: var(--primary);
            color: #fff;
        }

        .nav-menu-row {
            border-top: 1px solid rgba(232, 232, 240, 0.6);
            background: rgba(255, 255, 255, 0.5);
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            min-height: 44px;
        }

        .nav-menu-list {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 28px;
            margin: 0;
            padding: 0;
            overflow-x: auto;
            scrollbar-width: none;
            flex: 1;
        }

        .nav-menu-list::-webkit-scrollbar {
            display: none;
        }

        .nav-menu-list .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--body-text);
            position: relative;
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            cursor: pointer;
        }

        .nav-menu-list .nav-link:hover {
            color: var(--primary);
        }

        .nav-menu-list .nav-link.active {
            color: var(--primary);
            font-weight: 600;
            border-bottom-color: var(--primary);
        }

        .nav-trends {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: 16px;
            flex-shrink: 0;
        }

        .trend-badge {
            background: #FFF4E6;
            color: var(--accent);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast);
            cursor: pointer;
            border: none;
        }

        .trend-badge:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-1px);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            color: var(--heading);
            font-size: 24px;
            padding: 4px;
            line-height: 1;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .mobile-offcanvas-menu {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            min-width: 280px;
        }

        .mobile-offcanvas-menu .offcanvas-header {
            padding: 0 0 16px 0;
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 16px;
        }

        .mobile-offcanvas-menu .nav-link {
            padding: 12px 0;
            font-size: 16px;
            color: var(--body-text);
            border-bottom: 1px solid rgba(232, 232, 240, 0.5);
            font-weight: 500;
        }

        .mobile-offcanvas-menu .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .mobile-offcanvas-menu .btn-close:focus {
            box-shadow: none;
        }

        /* ----- Hero ----- */
        .hero-section {
            background: linear-gradient(120deg, var(--primary) 0%, #7B44FF 55%, var(--accent) 130%);
            padding: 100px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
            background-size: 24px 24px;
            pointer-events: none;
        }

        .hero-section::after {
            content: "";
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-version-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            color: #fff;
            border-radius: var(--radius-pill);
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .hero-version-badge .version-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-light);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }

        .hero-title {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-title .highlight {
            color: var(--accent-light);
            position: relative;
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.95);
            margin-bottom: 32px;
            max-width: 600px;
            font-weight: 400;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 48px;
        }

        .btn-download-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #1A1A2E;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            padding: 14px 28px;
            font-size: 16px;
            box-shadow: var(--shadow-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .btn-download-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 138, 0, 0.4);
            color: #1A1A2E;
        }

        .btn-download-primary:active {
            transform: translateY(2px);
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.2);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-md);
            padding: 14px 28px;
            font-size: 16px;
            transition: all var(--transition-fast);
            cursor: pointer;
            backdrop-filter: blur(6px);
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
            border-color: #fff;
        }

        .hero-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 20px;
        }

        .stat-card-white {
            background: rgba(255, 255, 255, 0.96);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            box-shadow: 0 8px 24px rgba(31, 27, 46, 0.12);
            text-align: center;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .stat-card-white:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(31, 27, 46, 0.18);
        }

        .stat-card-white .stat-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            font-variant-numeric: tabular-nums;
        }

        .stat-card-white .stat-label {
            font-size: 12px;
            color: var(--muted);
            font-weight: 500;
            margin-top: 4px;
        }

        .hero-right {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-cover-wrap {
            border-radius: 24px;
            padding: 8px;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.1));
            border: 1px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 24px 48px rgba(31, 27, 46, 0.35);
            position: relative;
            margin-left: 24px;
            max-width: 460px;
            width: 100%;
        }

        .hero-cover-wrap img {
            border-radius: 18px;
            width: 100%;
            aspect-ratio: 4 / 5;
            object-fit: cover;
        }

        .float-badge {
            position: absolute;
            background: #fff;
            border-radius: 12px;
            padding: 10px 16px;
            box-shadow: 0 8px 24px rgba(31, 27, 46, 0.15);
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--heading);
            z-index: 2;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .float-badge .badge-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }

        .float-badge .badge-icon.green {
            background: rgba(0, 209, 178, 0.15);
            color: var(--green);
        }

        .float-badge .badge-icon.orange {
            background: rgba(255, 138, 0, 0.15);
            color: var(--accent);
        }

        .float-badge-top {
            top: 20px;
            right: -8px;
        }

        .float-badge-bottom {
            bottom: 32px;
            left: 6px;
        }

        /* ----- 数据横条 ----- */
        .stats-strip {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            margin-top: -40px;
            position: relative;
            z-index: 3;
            border: 1px solid var(--border);
        }

        .stats-strip-inner {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            padding: 28px 24px;
            gap: 16px;
        }

        .strip-item {
            text-align: center;
            border-right: 1px solid rgba(232, 232, 240, 0.5);
            padding: 0 12px;
        }

        .strip-item:last-child {
            border-right: none;
        }

        .strip-item .strip-num {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.4;
        }

        .strip-item .strip-label {
            font-size: 13px;
            color: var(--muted);
            font-weight: 500;
        }

        /* ----- 热门游戏 ----- */
        .featured-game-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            border: 1px solid var(--border);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }

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

        .game-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .game-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }

        .featured-game-card:hover .game-card-img img {
            transform: scale(1.04);
        }

        .game-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            border-radius: var(--radius-sm);
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            z-index: 1;
        }

        .game-badge.hot {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1A1A2E;
        }

        .game-badge.new {
            background: linear-gradient(135deg, var(--green), #7FE8DA);
            color: #0B5D4F;
        }

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

        .game-card-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--heading);
            margin-bottom: 6px;
        }

        .game-card-desc {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.6;
        }

        .game-card-meta {
            font-size: 12px;
            color: var(--muted);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border-light);
        }

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

        .btn-download-sm {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            cursor: pointer;
            width: fit-content;
        }

        .btn-download-sm:hover {
            background: var(--primary-light);
            color: #fff;
            box-shadow: 0 4px 12px rgba(108, 61, 255, 0.25);
            transform: translateY(-1px);
        }

        .btn-download-sm:active {
            transform: translateY(1px);
        }

        .featured-card-lg {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            height: 100%;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }

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

        .featured-card-lg .game-card-img {
            aspect-ratio: 16 / 7;
        }

        .featured-card-lg .game-card-body {
            padding: 28px 28px 24px;
        }

        .featured-card-lg .game-card-title {
            font-size: 1.4rem;
        }

        .featured-card-lg .game-card-desc {
            -webkit-line-clamp: 3;
            font-size: 15px;
        }

        /* ----- 评价轮播 ----- */
        .testimonial-section {
            background: #fff;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            position: relative;
            height: 100%;
            transition: box-shadow var(--transition-fast);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }

        .testimonial-card .quote-mark {
            position: absolute;
            top: 12px;
            right: 20px;
            font-size: 48px;
            color: rgba(108, 61, 255, 0.1);
            font-family: Georgia, serif;
            line-height: 1;
        }

        .testimonial-card .stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-card .quote-text {
            font-size: 14px;
            color: var(--body-text);
            line-height: 1.75;
            margin-bottom: 18px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            font-style: italic;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-user .avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-user .user-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--heading);
        }

        .testimonial-user .user-meta {
            font-size: 12px;
            color: var(--muted);
        }

        .carousel-indicators.custom-indicators {
            bottom: -8px;
            margin: 0;
            position: static;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }

        .carousel-indicators.custom-indicators button {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #d8d8e5;
            border: none;
            opacity: 1;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }

        .carousel-indicators.custom-indicators button.active {
            background: var(--primary);
            transform: scale(1.2);
        }

        .carousel-control-prev.custom-control,
        .carousel-control-next.custom-control {
            width: 44px;
            height: 44px;
            background: #fff;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            top: 40%;
            transform: translateY(-50%);
            opacity: 1;
            transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
            color: var(--primary);
            position: absolute;
        }

        .carousel-control-prev.custom-control {
            left: -20px;
        }

        .carousel-control-next.custom-control {
            right: -20px;
        }

        .carousel-control-prev.custom-control:hover,
        .carousel-control-next.custom-control:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        /* ----- 保障条 ----- */
        .trust-section {
            padding: 96px 0;
        }

        .trust-strip {
            background: linear-gradient(135deg, #F0EBFF 0%, #FFFFFF 60%, #FFF9F0 100%);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            border: 1px solid rgba(108, 61, 255, 0.06);
        }

        .trust-items {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 24px;
        }

        .trust-item {
            text-align: center;
            padding: 16px 12px;
            transition: transform var(--transition-fast);
        }

        .trust-item:hover {
            transform: translateY(-4px);
        }

        .trust-item .trust-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 22px;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(108, 61, 255, 0.08);
        }

        .trust-item .trust-icon.green {
            color: var(--green);
        }

        .trust-item .trust-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--heading);
            margin-bottom: 4px;
        }

        .trust-item .trust-sub {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.5;
        }

        /* ----- 大 CTA ----- */
        .cta-section {
            padding: 0 0 96px;
        }

        .cta-block {
            background: var(--bg-dark);
            border-radius: 24px;
            padding: 64px 48px;
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-block::before {
            content: "";
            position: absolute;
            top: -100px;
            left: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(108, 61, 255, 0.35) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block::after {
            content: "";
            position: absolute;
            bottom: -80px;
            right: 5%;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(255, 138, 0, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .cta-block h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-block h2 span {
            color: var(--accent-light);
        }

        .cta-block p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 32px;
            max-width: 540px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-download-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: #1A1A2E;
            font-weight: 700;
            border: none;
            border-radius: var(--radius-md);
            padding: 16px 36px;
            font-size: 17px;
            box-shadow: var(--shadow-accent);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .btn-download-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 10px 28px rgba(255, 138, 0, 0.4);
            color: #1A1A2E;
        }

        .btn-download-cta:active {
            transform: translateY(1px);
        }

        /* ----- CMS 最新信息 ----- */
        .cms-news-section {
            padding: 0 0 96px;
        }

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

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

        .news-feature-card .news-feature-img {
            aspect-ratio: 16 / 8;
            position: relative;
            overflow: hidden;
        }

        .news-feature-card .news-feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }

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

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

        .news-feature-card .news-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--heading);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-feature-card .news-summary {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.6;
            flex: 1;
        }

        .news-meta-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--muted);
            flex-wrap: wrap;
        }

        .news-meta-row .category-badge {
            background: rgba(108, 61, 255, 0.1);
            color: var(--primary);
            border-radius: var(--radius-sm);
            padding: 3px 10px;
            font-weight: 600;
            font-size: 12px;
        }

        .news-list-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-list-item {
            display: flex;
            align-items: baseline;
            gap: 12px;
            padding: 13px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition-fast);
            border-radius: var(--radius-sm);
        }

        .news-list-item:last-child {
            border-bottom: none;
        }

        .news-list-item:hover {
            background: rgba(108, 61, 255, 0.03);
            padding-left: 8px;
        }

        .news-list-item .item-num {
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
            font-variant-numeric: tabular-nums;
        }

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

        .news-list-item .item-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--heading);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            display: block;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

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

        .news-list-item .item-date {
            font-size: 12px;
            color: var(--muted);
            flex-shrink: 0;
        }

        .news-empty-state {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px dashed var(--border-light);
            color: var(--muted);
        }

        .news-empty-state .empty-icon {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 12px;
            opacity: 0.6;
        }

        /* ----- FAQ ----- */
        .faq-section {
            padding: 0 0 96px;
        }

        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            background: #fff;
            overflow: hidden;
            transition: box-shadow var(--transition-fast);
        }

        .accordion-custom .accordion-item:has(.accordion-button:not(.collapsed)) {
            box-shadow: var(--shadow-md);
            border-left: 4px solid var(--primary);
        }

        .accordion-custom .accordion-button {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--heading);
            background: #fff;
            box-shadow: none;
            border: none;
            transition: color var(--transition-fast);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
            border-radius: var(--radius-md);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(108, 61, 255, 0.02);
            box-shadow: none;
        }

        .accordion-custom .accordion-button::after {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

        .accordion-custom .accordion-body {
            padding: 0 22px 18px;
            font-size: 14px;
            line-height: 1.75;
            color: var(--body-text);
        }

        /* ----- 页脚 ----- */
        .site-footer {
            background: var(--bg-dark);
            color: #B8B8CC;
            padding: 64px 0 32px;
            border-radius: 0;
        }

        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .site-footer .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(184, 184, 204, 0.8);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 420px;
        }

        .site-footer .footer-menu-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer .footer-menu-title::before {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

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

        .site-footer .footer-links a {
            color: rgba(184, 184, 204, 0.85);
            font-size: 14px;
            transition: color var(--transition-fast), padding-left var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .site-footer .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .trust-badge-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 32px;
        }

        .trust-badge-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(184, 184, 204, 0.9);
        }

        .trust-badge-item .badge-icon-circle {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(108, 61, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
        }

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(184, 184, 204, 0.65);
        }

        .site-footer .footer-bottom a {
            color: rgba(184, 184, 204, 0.85);
            margin-left: 20px;
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ----- 响应式 ----- */
        @media (max-width: 1200px) {
            .nav-search-box {
                width: 160px;
            }
            .trust-items {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 992px) {
            .nav-mid-row {
                display: none;
            }
            .hero-section {
                padding: 64px 0 48px;
            }
            .hero-right {
                margin-top: 48px;
            }
            .hero-cover-wrap {
                margin-left: 0;
                max-width: 360px;
            }
            .stats-strip-inner {
                grid-template-columns: repeat(3, 1fr);
                row-gap: 24px;
            }
            .strip-item {
                border-right: none;
                border-bottom: 1px solid rgba(232, 232, 240, 0.5);
                padding: 8px;
            }
            .strip-item:nth-child(n+4) {
                border-bottom: none;
            }
            .trust-items {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .carousel-control-prev.custom-control {
                left: 8px;
            }
            .carousel-control-next.custom-control {
                right: 8px;
            }
            .section {
                padding: 64px 0;
            }
            .trust-section {
                padding: 64px 0;
            }
            .cta-section {
                padding: 0 0 64px;
            }
            .cms-news-section {
                padding: 0 0 64px;
            }
            .faq-section {
                padding: 0 0 64px;
            }
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
            .nav-brand-row {
                padding: 8px 16px;
            }
            .nav-search-box {
                display: none;
            }
            .brand-logo .brand-text {
                font-size: 18px;
            }
            .hero-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-cta-group .btn-download-primary,
            .hero-cta-group .btn-outline-white {
                padding: 12px 22px;
                font-size: 15px;
            }
            .section-heading {
                flex-direction: row;
                align-items: center;
            }
            .section-heading .heading-link {
                font-size: 13px;
            }
            .trust-items {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-block {
                padding: 48px 24px;
                border-radius: 20px;
            }
            .cta-block p {
                font-size: 14px;
            }
            .btn-download-cta {
                padding: 14px 28px;
                font-size: 15px;
            }
            .site-footer {
                padding: 48px 0 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                justify-content: center;
                text-align: center;
            }
            .trust-badge-strip {
                gap: 14px;
                justify-content: flex-start;
            }
        }

        @media (max-width: 576px) {
            .brand-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 18px;
            }
            .brand-logo .brand-text {
                font-size: 16px;
            }
            .brand-logo .brand-text span {
                font-size: 16px;
            }
            .nav-icon-btn {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .hero-title {
                font-size: 1.65rem;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn-download-primary,
            .hero-cta-group .btn-outline-white {
                justify-content: center;
                width: 100%;
            }
            .hero-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card-white {
                padding: 14px 10px;
            }
            .stat-card-white .stat-num {
                font-size: 1.2rem;
            }
            .stats-strip-inner {
                grid-template-columns: repeat(2, 1fr);
                padding: 20px 16px;
            }
            .strip-item {
                border-bottom: 1px solid rgba(232, 232, 240, 0.5);
            }
            .strip-item:nth-child(5),
            .strip-item:nth-child(6) {
                border-bottom: none;
            }
            .trust-items {
                grid-template-columns: 1fr;
                max-width: 260px;
                margin: 0 auto;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .section-heading .heading-left {
                gap: 10px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 6px;
            }
            .news-list-item .item-date {
                font-size: 12px;
            }
            .footer-bottom-links {
                margin-top: 4px;
                display: flex;
                flex-direction: column;
                gap: 6px;
            }
        }

/* roulang page: article */
:root {
            --primary: #6C3DFF;
            --primary-light: #9B4DFF;
            --primary-soft: rgba(108, 61, 255, 0.10);
            --primary-grad: linear-gradient(135deg, #6C3DFF 0%, #9B4DFF 100%);
            --accent: #FF8A00;
            --accent-light: #FFB800;
            --accent-grad: linear-gradient(135deg, #FF8A00 0%, #FFB800 100%);
            --mint: #00D1B2;
            --bg-page: #F6F7FB;
            --bg-card: #FFFFFF;
            --bg-dark: #1F1B2E;
            --text-heading: #1A1A2E;
            --text-body: #4A4A68;
            --text-muted: #8A8A9E;
            --text-placeholder: #B0B0C0;
            --border-color: #E8E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-tag: 24px;
            --shadow-card: 0 4px 16px rgba(31, 27, 46, 0.06);
            --shadow-hover: 0 12px 32px rgba(108, 61, 255, 0.14);
            --shadow-btn: 0 6px 16px rgba(108, 61, 255, 0.28);
            --transition-base: all 0.15s ease-out;
            --container-max: 1280px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-page);
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            letter-spacing: 0.01em;
        }

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

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

        button {
            font-family: var(--font-family);
            cursor: pointer;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }
        .container-custom {
            width: 100%;
        }
        .section-title-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .section-title {
            font-size: clamp(1.4rem, 2.4vw, 2rem);
            font-weight: 700;
            color: var(--text-heading);
            position: relative;
            padding-left: 16px;
            line-height: 1.4;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            width: 6px;
            height: calc(100% - 8px);
            background: var(--primary);
            border-radius: 3px;
        }
        .section-more-link {
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .section-more-link:hover {
            color: var(--primary);
            gap: 10px;
        }

        /* ===== 头部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            width: 100%;
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--primary-grad);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(108, 61, 255, 0.35);
        }
        .logo-text {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-heading);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .logo-text .logo-text-accent {
            color: var(--accent);
        }
        .brand-tools {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .tool-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            background: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            transition: var(--transition-base);
        }
        .tool-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
        }
        .tool-btn .bi {
            font-size: 18px;
        }
        .nav-menu-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            border-top: 1px solid rgba(232, 232, 240, 0.4);
            padding: 0 0;
            min-height: 44px;
        }
        .nav-menu-list {
            display: flex;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .nav-menu-list li {
            position: relative;
        }
        .nav-menu-list .nav-link {
            display: inline-block;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 8px;
            transition: var(--transition-base);
            position: relative;
        }
        .nav-menu-list .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-menu-list .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-menu-list .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-trends {
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: nowrap;
            overflow: hidden;
        }
        .trend-badge {
            background: #FFF4E6;
            color: var(--primary);
            font-size: 12px;
            font-weight: 500;
            padding: 5px 14px;
            border-radius: var(--radius-tag);
            white-space: nowrap;
            border: 1px solid rgba(255, 138, 0, 0.15);
            transition: var(--transition-base);
        }
        .trend-badge:hover {
            background: rgba(255, 138, 0, 0.12);
            border-color: var(--accent);
            color: #c96d00;
        }
        .offcanvas-trigger {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-heading);
            font-size: 20px;
        }

        /* 移动端 offcanvas 定制 */
        .offcanvas {
            max-width: 320px;
        }
        .offcanvas-header {
            border-bottom: 1px solid var(--border-color);
            padding: 18px 20px;
        }
        .offcanvas-body {
            padding: 20px;
        }
        .offcanvas-body .nav-menu-list {
            flex-direction: column;
            gap: 4px;
        }
        .offcanvas-body .nav-menu-list .nav-link {
            padding: 12px 14px;
            border-radius: 10px;
        }
        .offcanvas-body .nav-menu-list .nav-link.active {
            background: var(--primary-soft);
        }
        .offcanvas-body .nav-trends {
            flex-wrap: wrap;
            margin-top: 16px;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #B8B8CC;
            padding: 64px 0 32px;
            margin-top: 96px;
        }
        .trust-badge-strip {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 40px;
        }
        .trust-badge-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            font-weight: 500;
            color: #D0D0E0;
        }
        .badge-icon-circle {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: var(--mint);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            font-size: 18px;
        }
        .footer-desc {
            color: #8E8EA6;
            font-size: 14px;
            line-height: 1.8;
            margin-top: 12px;
        }
        .footer-menu-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #B8B8CC;
            font-size: 14px;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: #fff;
            transform: translateX(2px);
        }
        .footer-links a .bi {
            color: var(--accent);
            font-size: 16px;
        }
        .footer-bottom {
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #8E8EA6;
        }
        .footer-bottom .footer-links-inline {
            display: flex;
            gap: 16px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-bottom .footer-links-inline a {
            color: #8E8EA6;
            font-size: 13px;
        }
        .footer-bottom .footer-links-inline a:hover {
            color: #fff;
        }

        /* ===== 文章页样式 ===== */
        .article-hero {
            padding: 40px 0 24px;
            background: linear-gradient(135deg, rgba(108, 61, 255, 0.05) 0%, rgba(255, 138, 0, 0.04) 100%);
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb-nav {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
            transition: var(--transition-base);
        }
        .breadcrumb-nav a:hover {
            color: var(--primary);
        }
        .breadcrumb-nav .breadcrumb-sep {
            color: var(--text-placeholder);
            font-size: 12px;
        }
        .breadcrumb-nav .breadcrumb-current {
            color: var(--primary);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 260px;
        }
        .article-title-area {
            padding: 24px 0 0;
        }
        .article-title-main {
            font-size: clamp(1.4rem, 2.6vw, 2rem);
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.4;
            margin: 16px 0 14px;
            max-width: 100%;
            word-break: break-word;
        }
        .article-meta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .article-meta-row .meta-dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--text-placeholder);
        }
        .article-meta-row .category-badge {
            background: var(--primary-soft);
            color: var(--primary);
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 500;
        }
        .notice-box {
            background: rgba(108, 61, 255, 0.05);
            border: 1px solid rgba(108, 61, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            margin-bottom: 28px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            position: relative;
            padding-left: 56px;
        }
        .notice-box::before {
            content: '\F64D';
            font-family: 'bootstrap-icons';
            position: absolute;
            left: 20px;
            top: 18px;
            color: var(--primary);
            font-size: 22px;
        }
        .update-stamp {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 4px 16px;
            border-radius: var(--radius-tag);
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .update-stamp .bi {
            color: var(--mint);
        }

        /* 正文区域 */
        .article-wrap {
            padding: 40px 0 0;
        }
        .article-body-area {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px;
            border: 1px solid rgba(31, 27, 46, 0.04);
            min-height: 320px;
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-body);
            margin-bottom: 32px;
        }
        .article-body-area h2,
        .article-body-area h3,
        .article-body-area h4 {
            color: var(--text-heading);
            font-weight: 700;
            margin-top: 28px;
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .article-body-area h2 {
            font-size: 1.35rem;
            border-left: 4px solid var(--primary);
            padding-left: 14px;
        }
        .article-body-area h3 {
            font-size: 1.2rem;
        }
        .article-body-area p {
            margin-bottom: 16px;
        }
        .article-body-area ul,
        .article-body-area ol {
            padding-left: 24px;
            margin-bottom: 16px;
        }
        .article-body-area li {
            margin-bottom: 8px;
        }
        .article-body-area blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-soft);
            padding: 14px 20px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
            color: var(--text-body);
            font-size: 14px;
        }
        .article-body-area table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .article-body-area table th,
        .article-body-area table td {
            border: 1px solid var(--border-color);
            padding: 10px 14px;
            text-align: left;
        }
        .article-body-area table th {
            background: var(--bg-page);
            font-weight: 600;
            color: var(--text-heading);
        }
        .article-body-area img {
            max-width: 100%;
            border-radius: 12px;
            margin: 20px 0;
        }
        .article-body-area a {
            color: var(--primary);
            font-weight: 500;
        }
        .article-body-area a:hover {
            text-decoration: underline;
        }

        /* 正文 CTA */
        .article-inline-cta {
            background: var(--bg-dark);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            text-align: center;
            margin: 30px 0;
            position: relative;
            overflow: hidden;
        }
        .article-inline-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(108, 61, 255, 0.25);
            filter: blur(40px);
        }
        .article-inline-cta::after {
            content: '';
            position: absolute;
            bottom: -60%;
            left: -20%;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 138, 0, 0.2);
            filter: blur(50px);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-inner p {
            color: #D0D0E0;
            font-size: 14px;
            margin-bottom: 14px;
        }
        .cta-inner h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .btn-download-inline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-grad);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            box-shadow: 0 6px 16px rgba(255, 138, 0, 0.3);
            transition: var(--transition-base);
            margin-top: 8px;
        }
        .btn-download-inline:hover {
            box-shadow: 0 8px 24px rgba(255, 138, 0, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        /* 空态 */
        .article-empty-state {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 60px 32px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .empty-icon {
            font-size: 48px;
            color: var(--text-placeholder);
            margin-bottom: 16px;
        }
        .empty-title {
            font-size: 1.1rem;
            color: var(--text-heading);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .empty-desc {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 20px;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 500;
            border: none;
            transition: var(--transition-base);
            box-shadow: var(--shadow-btn);
        }
        .btn-back-home:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        /* 侧边栏 */
        .article-sidebar {
            position: sticky;
            top: 96px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid rgba(31, 27, 46, 0.04);
        }
        .sidebar-card .sidebar-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        .sidebar-card .sidebar-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -1px;
            width: 40px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .sidebar-cat-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-cat-list li {
            margin-bottom: 6px;
        }
        .sidebar-cat-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 14px;
            border-radius: 10px;
            color: var(--text-body);
            font-size: 14px;
            transition: var(--transition-base);
        }
        .sidebar-cat-list a:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .sidebar-cat-list a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 500;
        }
        .sidebar-cat-list .cat-count {
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg-page);
            padding: 2px 10px;
            border-radius: 20px;
        }
        .sidebar-cat-list a.active .cat-count {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
        }

        .hot-posts-list {
            padding: 0;
            margin: 0;
            list-style: none;
            counter-reset: hot;
        }
        .hot-posts-list li {
            counter-increment: hot;
            margin-bottom: 12px;
        }
        .hot-posts-list a {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 8px 0;
            border-bottom: 1px solid rgba(232, 232, 240, 0.5);
            transition: var(--transition-base);
        }
        .hot-posts-list a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .hot-post-num {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--primary);
            min-width: 28px;
            line-height: 1.4;
            font-family: 'SF Mono', 'Consolas', monospace;
        }
        .hot-post-title {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hot-post-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .sidebar-download-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--bg-dark);
            margin-bottom: 24px;
            position: relative;
        }
        .sidebar-download-card .download-bg {
            width: 100%;
            height: 110px;
            object-fit: cover;
            opacity: 0.4;
            position: absolute;
            top: 0;
            left: 0;
            z-index: 1;
        }
        .download-card-body {
            position: relative;
            z-index: 3;
            padding: 24px;
            background: linear-gradient(180deg, rgba(31, 27, 46, 0.5) 0%, var(--bg-dark) 60%);
        }
        .download-card-body h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .download-card-body p {
            color: #B8B8CC;
            font-size: 13px;
            margin-bottom: 14px;
        }
        .btn-sidebar-download {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-grad);
            color: #fff;
            border: none;
            border-radius: 8px;
            padding: 9px 20px;
            font-size: 13px;
            font-weight: 600;
            transition: var(--transition-base);
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.3);
            width: 100%;
            justify-content: center;
        }
        .btn-sidebar-download:hover {
            box-shadow: 0 6px 18px rgba(255, 138, 0, 0.4);
            color: #fff;
            transform: translateY(-1px);
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags .tag-pill {
            background: var(--bg-page);
            border: 1px solid var(--border-color);
            padding: 5px 14px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            color: var(--text-body);
            transition: var(--transition-base);
        }
        .sidebar-tags .tag-pill:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* 相关推荐 */
        .related-section {
            padding: 56px 0 20px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            height: 100%;
            border: 1px solid rgba(31, 27, 46, 0.04);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .related-card .card-cover {
            width: 100%;
            height: 150px;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-content {
            padding: 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-title:hover {
            color: var(--primary);
        }
        .related-card .card-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
            display: flex;
            gap: 10px;
        }

        /* 返回顶部 */
        .back-to-top-wrap {
            text-align: center;
            padding: 32px 0 0;
        }
        .btn-back-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 28px;
            border-radius: var(--radius-btn);
            border: 1.5px solid var(--primary);
            background: transparent;
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
        }
        .btn-back-top:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .site-header {
                position: sticky;
                top: 0;
            }
            .nav-brand-row {
                flex-wrap: nowrap;
            }
            .article-body-area {
                padding: 24px;
            }
            .article-sidebar {
                position: static;
                margin-top: 40px;
            }
            .trust-badge-strip {
                gap: 24px;
                justify-content: center;
            }
        }

        @media (max-width: 767.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .article-body-area {
                padding: 20px;
                border-radius: 12px;
                font-size: 14px;
            }
            .notice-box {
                padding: 16px 16px 16px 50px;
                font-size: 13px;
            }
            .article-meta-row {
                gap: 8px;
                font-size: 12px;
            }
            .breadcrumb-nav .breadcrumb-current {
                max-width: 160px;
            }
            .article-title-main {
                font-size: 1.3rem;
            }
            .section-title-wrap {
                margin-bottom: 20px;
            }
            .trust-badge-strip {
                gap: 16px;
                justify-content: center;
                padding-bottom: 24px;
                margin-bottom: 24px;
            }
            .trust-badge-item {
                font-size: 13px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom .footer-links-inline {
                justify-content: center;
            }
        }

        @media (max-width: 575.98px) {
            .logo-text {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 17px;
            }
            .article-body-area {
                padding: 16px;
            }
            .article-inline-cta {
                padding: 20px 16px;
            }
            .article-sidebar {
                margin-top: 32px;
            }
            .related-card .card-cover {
                height: 120px;
            }
        }

        @media (min-width: 992px) {
            .d-none-desk {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #6C3DFF;
            --primary-dark: #5729E8;
            --primary-light: #9B4DFF;
            --accent: #FF8A00;
            --accent-light: #FFB800;
            --success: #00D1B2;
            --bg-page: #F6F7FB;
            --bg-card: #FFFFFF;
            --bg-dark: #1F1B2E;
            --text-title: #1A1A2E;
            --text-body: #4A4A68;
            --text-muted: #8A8A9E;
            --text-placeholder: #B0B0C0;
            --border: #E8E8F0;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 24px;
            --shadow-card: 0 4px 16px rgba(31, 27, 46, 0.06);
            --shadow-hover: 0 12px 32px rgba(108, 61, 255, 0.14);
            --shadow-primary: 0 6px 16px rgba(108, 61, 255, 0.28);
            --shadow-accent: 0 6px 16px rgba(255, 138, 0, 0.30);
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-page);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 575.98px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(31, 27, 46, 0.08);
        }

        .header-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-title);
            line-height: 1.2;
            white-space: nowrap;
        }

        .brand-logo:hover {
            color: var(--primary);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: var(--shadow-primary);
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-page);
            border: 1.5px solid var(--border);
            border-radius: var(--radius-pill);
            padding: 0 8px 0 16px;
            height: 38px;
            width: 240px;
            transition: border-color .2s, box-shadow .2s;
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
        }

        .header-search input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--text-body);
            outline: none;
            min-width: 0;
        }

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

        .header-search button {
            border: none;
            background: var(--primary);
            color: #fff;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: background .2s;
        }

        .header-search button:hover {
            background: var(--primary-dark);
        }

        .btn-icon-circle {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border);
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 1rem;
            transition: all .2s;
            padding: 0;
        }

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

        .navbar-toggler {
            width: 40px;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: 10px;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--text-title);
            padding: 0;
            transition: all .2s;
        }

        .navbar-toggler:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .nav-menu-row {
            border-top: 1px solid var(--border);
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .nav-menu-list {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 4px;
            height: 100%;
            margin: 0;
            padding: 0;
        }

        .nav-menu-list .nav-link {
            display: flex;
            align-items: center;
            padding: 0 16px;
            height: 44px;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-body);
            position: relative;
            transition: color .2s;
        }

        .nav-menu-list .nav-link:hover {
            color: var(--primary);
        }

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

        .nav-menu-list .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            border-radius: 3px 3px 0 0;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
        }

        .nav-trends {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: none;
        }

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

        .trend-badge {
            height: 28px;
            padding: 0 14px;
            display: flex;
            align-items: center;
            background: #FFF4E6;
            color: var(--accent);
            border-radius: var(--radius-pill);
            font-size: 0.8125rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all .2s;
        }

        .trend-badge:hover {
            background: var(--accent);
            color: #fff;
        }

        /* Mobile Drawer */
        .mobile-drawer {
            background: #fff;
            border-left: none;
            box-shadow: -8px 0 30px rgba(31, 27, 46, 0.12);
        }

        .mobile-drawer .offcanvas-header {
            background: var(--bg-dark);
            padding: 18px 20px;
        }

        .drawer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .drawer-brand .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.95rem;
            box-shadow: none;
        }

        .mobile-drawer .btn-close {
            filter: invert(1);
        }

        .drawer-menu {
            list-style: none;
            padding: 12px 0;
            margin: 0;
        }

        .drawer-menu li a {
            display: block;
            padding: 14px 20px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-title);
            border-bottom: 1px solid var(--border);
            transition: all .2s;
        }

        .drawer-menu li a:hover,
        .drawer-menu li a.active {
            background: rgba(108, 61, 255, 0.06);
            color: var(--primary);
        }

        /* ===== Hero ===== */
        .category-hero {
            background: linear-gradient(120deg, #6C3DFF 0%, #9B4DFF 55%, #FF8A00 130%);
            position: relative;
            padding: 76px 0 64px;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -100px;
            right: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.18), transparent 70%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            border-radius: var(--radius-pill);
            padding: 7px 20px;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            margin-bottom: 24px;
        }

        .hero-content h1 {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .hero-content p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-stat-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-md);
            padding: 16px 28px;
            text-align: center;
            box-shadow: 0 4px 20px rgba(31, 27, 46, 0.14);
            transition: transform .2s ease;
            min-width: 120px;
        }

        .hero-stat-card:hover {
            transform: translateY(-4px);
        }

        .hero-stat-card .stat-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .hero-stat-card .stat-label {
            font-size: 0.8125rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== Section ===== */
        .page-section {
            padding: 96px 0;
        }

        .page-section-sm {
            padding: 64px 0;
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .section-head h2 {
            font-size: clamp(1.4rem, 2.4vw, 2rem);
            font-weight: 700;
            color: var(--text-title);
            display: flex;
            align-items: center;
            gap: 14px;
            margin: 0;
        }

        .section-head h2::before {
            content: '';
            width: 16px;
            height: 18px;
            border-radius: 4px;
            background: linear-gradient(180deg, var(--primary), var(--primary-light));
            flex-shrink: 0;
        }

        .section-head .more-link {
            font-size: 0.875rem;
            color: var(--text-muted);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color .2s;
        }

        .section-head .more-link:hover {
            color: var(--primary);
        }

        /* ===== Intro ===== */
        .intro-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(31, 27, 46, 0.04);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow .3s ease;
        }

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

        .intro-card .row {
            align-items: stretch;
        }

        .intro-text {
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .intro-text h3 {
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 20px;
        }

        .intro-text p {
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 16px;
            font-size: 0.9375rem;
        }

        .intro-text .intro-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 12px;
        }

        .intro-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(108, 61, 255, 0.06);
            color: var(--primary);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 0.8125rem;
            font-weight: 600;
        }

        .intro-image {
            min-height: 280px;
            background: linear-gradient(135deg, #F0EBFF, var(--bg-page));
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 32px;
        }

        .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }

        /* ===== Game Cards ===== */
        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(31, 27, 46, 0.04);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all .25s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
            position: relative;
        }

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

        .game-card-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
            background: #F0EBFF;
        }

        .game-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }

        .game-card:hover .game-card-cover img {
            transform: scale(1.04);
        }

        .game-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 700;
            box-shadow: var(--shadow-accent);
        }

        .game-card-tag.green {
            background: linear-gradient(135deg, #00D1B2, #00A88E);
            box-shadow: 0 4px 12px rgba(0, 209, 178, 0.3);
        }

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

        .game-card-body h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .game-card-body p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .game-card-meta {
            display: flex;
            gap: 14px;
            font-size: 0.8125rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .game-card-meta i {
            color: var(--primary);
            margin-right: 3px;
        }

        .game-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: auto;
            border-top: 1px solid rgba(31, 27, 46, 0.04);
            padding-top: 16px;
        }

        .game-version {
            display: inline-flex;
            align-items: center;
            background: rgba(108, 61, 255, 0.08);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

        /* 大卡 */
        .game-feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(31, 27, 46, 0.04);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all .25s ease;
            display: flex;
            height: 100%;
        }

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

        .game-feature-card .feature-cover {
            width: 46%;
            min-height: 100%;
            background: linear-gradient(135deg, #F0EBFF, #E8E0FF);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
            overflow: hidden;
            position: relative;
        }

        .game-feature-card .feature-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
            transition: transform .3s ease;
        }

        .game-feature-card:hover .feature-cover img {
            transform: scale(1.03);
        }

        .game-feature-card .feature-body {
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }

        .game-feature-card .feature-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 12px;
        }

        .game-feature-card .feature-body p {
            color: var(--text-body);
            font-size: 0.9375rem;
            line-height: 1.8;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .game-feature-card .feature-meta {
            display: flex;
            gap: 16px;
            margin-bottom: 20px;
        }

        /* ===== Buttons ===== */
        .btn-game {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 10px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            box-shadow: var(--shadow-primary);
            transition: all .2s ease;
        }

        .btn-game:hover {
            filter: brightness(1.06);
            box-shadow: 0 8px 22px rgba(108, 61, 255, 0.36);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-game:active {
            transform: translateY(0);
            box-shadow: 0 4px 10px rgba(108, 61, 255, 0.25);
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 12px 28px;
            font-size: 0.9375rem;
            font-weight: 700;
            box-shadow: var(--shadow-accent);
            transition: all .2s ease;
        }

        .btn-download:hover {
            filter: brightness(1.06);
            box-shadow: 0 8px 24px rgba(255, 138, 0, 0.38);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-download:active {
            transform: translateY(0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-md);
            padding: 10px 22px;
            font-size: 0.875rem;
            font-weight: 600;
            transition: all .2s ease;
        }

        .btn-outline:hover {
            background: rgba(108, 61, 255, 0.08);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            border-radius: var(--radius-md);
            padding: 10px 22px;
            font-size: 0.875rem;
            font-weight: 600;
            transition: all .2s ease;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.18);
            border-color: #fff;
            color: #fff;
        }

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

        .feature-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(31, 27, 46, 0.04);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            text-align: center;
            transition: all .25s ease;
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: 0 6px 16px rgba(108, 61, 255, 0.22);
        }

        .feature-icon.teal {
            background: linear-gradient(135deg, #00D1B2, #00A88E);
            box-shadow: 0 6px 16px rgba(0, 209, 178, 0.22);
        }

        .feature-icon.orange {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 6px 16px rgba(255, 138, 0, 0.22);
        }

        .feature-item h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .feature-item p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(31, 27, 46, 0.04);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .accordion-item {
            border: none;
            border-bottom: 1px solid var(--border);
            background: transparent;
        }

        .accordion-item:last-child {
            border-bottom: none;
        }

        .accordion-button {
            font-family: var(--font-family);
            background: transparent;
            color: var(--text-title);
            font-size: 0.9375rem;
            font-weight: 600;
            padding: 20px 24px;
            transition: all .2s ease;
            border: none;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(108, 61, 255, 0.04);
            color: var(--primary);
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .accordion-button::after {
            background-size: 1.2rem;
            transition: transform .2s;
        }

        .accordion-body {
            padding: 0 24px 20px;
            font-size: 0.875rem;
            color: var(--text-body);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
            padding: 64px 48px;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(108, 61, 255, 0.4), transparent 70%);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: 20px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 138, 0, 0.18), transparent 70%);
        }

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

        .cta-section h2 {
            font-size: clamp(1.5rem, 2.6vw, 2.25rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .cta-section .btn-download {
            font-size: 1rem;
            padding: 14px 36px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #B8B8CC;
            border-radius: 0;
            padding: 64px 0 32px;
            margin-top: 0;
        }

        .trust-badge-strip {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 44px;
            flex-wrap: wrap;
        }

        .trust-badge-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #D0D0E0;
            font-size: 0.875rem;
            font-weight: 600;
        }

        .badge-icon-circle {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(108, 61, 255, 0.2);
            color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 0.875rem;
            color: #B8B8CC;
            line-height: 1.8;
            max-width: 360px;
            margin: 0;
        }

        .footer-menu-title {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-menu-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }

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

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

        .footer-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #B8B8CC;
            font-size: 0.875rem;
            transition: all .2s;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 28px;
            margin-top: 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: #8A8A9E;
        }

        .footer-bottom a {
            color: #B8B8CC;
            margin-left: 16px;
            transition: color .2s;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .page-section {
                padding: 64px 0;
            }

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

            .game-feature-card {
                flex-direction: column;
            }

            .game-feature-card .feature-cover {
                width: 100%;
                min-height: 200px;
            }

            .hero-stat-card {
                padding: 14px 18px;
                min-width: 100px;
            }

            .hero-stat-card .stat-num {
                font-size: 1.25rem;
            }
        }

        @media (max-width: 767.98px) {
            .page-section {
                padding: 48px 0;
            }

            .intro-text {
                padding: 32px 24px;
            }

            .intro-image {
                min-height: 200px;
                order: -1;
            }

            .game-feature-card .feature-body {
                padding: 24px 20px;
            }

            .game-feature-card .feature-body h3 {
                font-size: 1.25rem;
            }

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

            .feature-item {
                padding: 20px 16px;
            }

            .feature-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
                border-radius: 12px;
            }

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

            .trust-badge-strip {
                gap: 10px;
                justify-content: center;
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }

            .section-head {
                margin-bottom: 28px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-content p {
                font-size: 0.9375rem;
            }

            .hero-stats {
                gap: 10px;
            }

            .hero-stat-card {
                padding: 12px 14px;
                min-width: 90px;
            }

            .hero-stat-card .stat-num {
                font-size: 1.125rem;
            }

            .hero-stat-card .stat-label {
                font-size: 0.75rem;
            }

            .game-card-meta {
                gap: 10px;
                font-size: 0.75rem;
            }

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

            .intro-card .row {
                flex-direction: column;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #6C3DFF;
            --primary-light: #9B4DFF;
            --secondary: #FF8A00;
            --secondary-light: #FFB800;
            --mint: #00D1B2;
            --bg: #F6F7FB;
            --card: #FFFFFF;
            --dark: #1F1B2E;
            --title: #1A1A2E;
            --text: #4A4A68;
            --muted: #8A8A9E;
            --placeholder: #B0B0C0;
            --border: #E8E8F0;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 16px rgba(31, 27, 46, 0.06);
            --shadow-lg: 0 12px 32px rgba(108, 61, 255, 0.14);
            --shadow-primary: 0 6px 16px rgba(108, 61, 255, 0.28);
            --shadow-orange: 0 6px 16px rgba(255, 138, 0, 0.3);
            --transition: 150ms ease-out;
            --space-section: 96px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .header-top {
            background: transparent;
        }

        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--title);
            white-space: nowrap;
            letter-spacing: -0.5px;
        }

        .brand:hover {
            color: var(--title);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: var(--shadow-primary);
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .header-actions a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            color: var(--text);
            font-size: 1.1rem;
            transition: background var(--transition), color var(--transition);
        }

        .header-actions a:hover {
            background: rgba(108, 61, 255, 0.08);
            color: var(--primary);
        }

        .btn-menu-drawer {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--title);
            font-size: 1.2rem;
            padding: 0;
            margin-left: 4px;
        }

        .btn-menu-drawer:hover,
        .btn-menu-drawer:focus {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
        }

        .nav-menu-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 44px;
            border-top: 1px solid rgba(232, 232, 240, 0.6);
        }

        .nav-menu-list {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu-list li {
            margin: 0;
        }

        .nav-menu-list .nav-link {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.93rem;
            font-weight: 600;
            color: var(--text);
            transition: all var(--transition);
            line-height: 1.4;
        }

        .nav-menu-list .nav-link:hover {
            color: var(--primary);
            background: rgba(108, 61, 255, 0.06);
        }

        .nav-menu-list .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: var(--shadow-primary);
        }

        .nav-trends {
            display: flex;
            align-items: center;
            gap: 8px;
            overflow: hidden;
            white-space: nowrap;
        }

        .trend-badge {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            background: #FFF4E6;
            color: var(--secondary);
            font-size: 0.8rem;
            font-weight: 600;
            transition: all var(--transition);
            cursor: default;
        }

        .trend-badge:hover {
            background: var(--secondary);
            color: #fff;
        }

        /* Offcanvas */
        .offcanvas {
            background: #fff;
        }

        .offcanvas-header .brand {
            font-size: 1.1rem;
        }

        .mobile-search {
            display: flex;
            gap: 8px;
            margin-bottom: 20px;
        }

        .mobile-search input {
            flex: 1;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-md);
            padding: 10px 14px;
            font-size: 0.92rem;
            outline: none;
            transition: all var(--transition);
        }

        .mobile-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
        }

        .mobile-search button {
            border: none;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: var(--radius-md);
            padding: 0 16px;
            font-size: 1rem;
        }

        .mobile-nav-links {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
        }

        .mobile-nav-links li {
            border-bottom: 1px solid var(--border);
        }

        .mobile-nav-links a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 4px;
            font-weight: 600;
            color: var(--text);
            border-radius: var(--radius-sm);
        }

        .mobile-nav-links a:hover {
            color: var(--primary);
            background: rgba(108, 61, 255, 0.04);
        }

        .mobile-nav-links a.active {
            color: var(--primary);
        }

        .mobile-trends {
            margin-top: 8px;
        }

        .mobile-trends .trend-badge {
            margin: 0 6px 6px 0;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            padding: 80px 0 72px;
            background: linear-gradient(120deg, var(--primary) 0%, var(--secondary) 100%);
            overflow: hidden;
            color: #fff;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.14;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
            filter: blur(60px);
            pointer-events: none;
        }

        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: 24px;
            padding: 5px 16px;
            margin-bottom: 18px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        }

        .hero-badge i {
            font-size: 0.9rem;
        }

        .category-hero h1 {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 14px;
            color: #fff;
            letter-spacing: -0.5px;
        }

        .category-hero h1 .highlight {
            color: #FFD9A0;
        }

        .hero-subtitle {
            font-size: 1.05rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.92);
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }

        .btn-primary-gradient {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 600;
            box-shadow: var(--shadow-primary);
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-primary-gradient:hover {
            background: linear-gradient(135deg, #7a4dff, #a55dff);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(108, 61, 255, 0.36);
        }

        .btn-primary-gradient:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(108, 61, 255, 0.28);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-md);
            padding: 12px 26px;
            font-size: 1rem;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            max-width: 640px;
        }

        .hero-stat-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-md);
            padding: 16px 14px;
            text-align: center;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .hero-stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
        }

        .hero-stat-card .num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .hero-stat-card .label {
            font-size: 0.8rem;
            color: var(--muted);
            margin-top: 4px;
            font-weight: 500;
        }

        /* ===== Section ===== */
        .section-block {
            padding-top: var(--space-section);
            padding-bottom: var(--space-section);
        }

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

        .section-title {
            font-size: clamp(1.4rem, 2.4vw, 2rem);
            font-weight: 700;
            color: var(--title);
            margin: 0;
            position: relative;
            padding-left: 16px;
            line-height: 1.4;
            letter-spacing: -0.3px;
        }

        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            border-radius: 4px;
            background: linear-gradient(180deg, var(--primary), var(--secondary));
        }

        .section-more {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
        }

        .section-more i {
            font-size: 0.85rem;
            margin-left: 2px;
            transition: transform var(--transition);
        }

        .section-more:hover i {
            transform: translateX(4px);
        }

        /* ===== Intro ===== */
        .intro-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 32px;
            display: flex;
            align-items: center;
            gap: 40px;
            border: 1px solid rgba(31, 27, 46, 0.04);
        }

        .intro-text h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 14px;
        }

        .intro-text p {
            color: var(--text);
            font-size: 0.96rem;
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .intro-text p:last-child {
            margin-bottom: 0;
        }

        .intro-image {
            flex-shrink: 0;
            max-width: 300px;
        }

        .intro-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            object-fit: cover;
            width: 100%;
        }

        /* ===== Rank Cards ===== */
        .rank-featured {
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            margin-bottom: 32px;
            border: 1px solid rgba(31, 27, 46, 0.04);
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .rank-featured:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .rank-featured-media {
            flex: 0 0 42%;
            position: relative;
            min-height: 260px;
        }

        .rank-featured-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }

        .rank-featured-media .rank-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            padding: 6px 16px;
            border-radius: 24px;
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.4);
        }

        .rank-featured-body {
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .rank-featured-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 6px;
        }

        .rank-featured-body .game-meta {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 12px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

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

        .rank-featured-body .game-desc {
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .rank-featured-body .game-stats {
            display: flex;
            gap: 24px;
            margin-bottom: 18px;
        }

        .rank-featured-body .game-stats .stat-item {
            text-align: left;
        }

        .rank-featured-body .game-stats .stat-item .val {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
        }

        .rank-featured-body .game-stats .stat-item .lab {
            font-size: 0.78rem;
            color: var(--muted);
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 10px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            box-shadow: var(--shadow-orange);
            transition: all var(--transition);
            cursor: pointer;
            align-self: flex-start;
        }

        .btn-download:hover {
            background: linear-gradient(135deg, #ff9500, #ffc200);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(255, 138, 0, 0.4);
        }

        .btn-download:active {
            transform: translateY(0);
        }

        .rank-grid-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            gap: 0;
            height: 100%;
            border: 1px solid rgba(31, 27, 46, 0.04);
            transition: all var(--transition);
        }

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

        .rank-grid-card .rank-media {
            flex: 0 0 34%;
            position: relative;
            min-height: 130px;
        }

        .rank-grid-card .rank-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }

        .rank-grid-card .rank-media .rank-num {
            position: absolute;
            top: 10px;
            left: 10px;
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: rgba(31, 27, 46, 0.6);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .rank-grid-card .rank-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            flex: 1;
        }

        .rank-grid-card .rank-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 4px;
        }

        .rank-grid-card .rank-body .game-meta {
            font-size: 0.78rem;
            color: var(--muted);
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .rank-grid-card .rank-body .rank-stats-line {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .rank-grid-card .rank-body .score {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--secondary);
        }

        .rank-grid-card .btn-download {
            padding: 7px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 10px;
            box-shadow: none;
        }

        .rank-grid-card .btn-download:hover {
            box-shadow: 0 6px 14px rgba(255, 138, 0, 0.35);
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            height: 100%;
            border: 1px solid rgba(31, 27, 46, 0.04);
            transition: all var(--transition);
            text-align: center;
        }

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

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            font-size: 1.5rem;
            margin-bottom: 16px;
            background: linear-gradient(135deg, rgba(108, 61, 255, 0.12), rgba(108, 61, 255, 0.04));
            color: var(--primary);
        }

        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.65;
            margin: 0;
        }

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

        .process-section .section-title {
            color: var(--title);
        }

        .process-step {
            position: relative;
            text-align: center;
            padding: 0 12px;
        }

        .process-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: var(--shadow-primary);
            position: relative;
            z-index: 2;
        }

        .process-step h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.88rem;
            color: var(--muted);
            line-height: 1.6;
            margin: 0;
        }

        .process-line {
            position: absolute;
            top: 28px;
            left: calc(50% + 40px);
            right: calc(-50% + 40px);
            height: 2px;
            background: linear-gradient(90deg, rgba(108, 61, 255, 0.3), rgba(255, 138, 0, 0.3));
            z-index: 1;
        }

        .process-step:last-child .process-line {
            display: none;
        }

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

        .accordion {
            max-width: 860px;
            margin: 0 auto;
            --bs-accordion-border-width: 0;
            --bs-accordion-btn-focus-box-shadow: none;
            --bs-accordion-active-bg: transparent;
            --bs-accordion-btn-bg: transparent;
            --bs-accordion-btn-padding-x: 20px;
            --bs-accordion-btn-padding-y: 18px;
            --bs-accordion-body-padding-x: 20px;
            --bs-accordion-body-padding-y: 0 20px 20px;
        }

        .accordion-item {
            background: var(--card);
            border-radius: var(--radius-md) !important;
            box-shadow: var(--shadow-sm);
            margin-bottom: 16px;
            overflow: hidden;
            border: 1px solid rgba(31, 27, 46, 0.04) !important;
            transition: box-shadow var(--transition), border-color var(--transition);
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            box-shadow: var(--shadow-lg);
            border-color: rgba(108, 61, 255, 0.3) !important;
        }

        .accordion-button {
            font-size: 1rem;
            font-weight: 600;
            color: var(--title);
            background: transparent;
            border-radius: var(--radius-md) !important;
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(108, 61, 255, 0.03);
        }

        .accordion-button:focus {
            box-shadow: none;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236C3DFF'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .accordion-body {
            color: var(--text);
            font-size: 0.93rem;
            line-height: 1.7;
            padding-top: 0;
            padding-bottom: 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 0 0 var(--space-section);
            background: var(--bg);
        }

        .cta-card {
            background: var(--dark);
            border-radius: 24px;
            padding: 72px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(31, 27, 46, 0.92), rgba(108, 61, 255, 0.7));
            z-index: 1;
        }

        .cta-card>* {
            position: relative;
            z-index: 2;
        }

        .cta-card h2 {
            font-size: clamp(1.5rem, 2.6vw, 2.1rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .cta-card p {
            color: rgba(255, 255, 255, 0.88);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-card .btn-download {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: #B8B8CC;
            padding: 64px 0 32px;
            font-size: 0.92rem;
        }

        .trust-badge-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
            padding-bottom: 40px;
            margin-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .trust-badge-item {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #D4D4E8;
        }

        .badge-icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(0, 209, 178, 0.15);
            color: var(--mint);
            font-size: 1.1rem;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
        }

        .footer-desc {
            color: #8A8AA0;
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 340px;
            margin: 0;
        }

        .footer-menu-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

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

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

        .footer-links a {
            color: #B8B8CC;
            font-size: 0.9rem;
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-links a i {
            margin-right: 4px;
            color: var(--mint);
            font-size: 0.85rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 40px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: #7A7A92;
        }

        .footer-bottom a {
            color: #8A8AA0;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            :root {
                --space-section: 64px;
            }

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

            .intro-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .intro-image {
                max-width: 100%;
                width: 100%;
            }

            .rank-featured {
                flex-direction: column;
            }

            .rank-featured-media {
                min-height: 180px;
            }

            .process-line {
                display: none;
            }

            .process-step {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --space-section: 48px;
            }

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

            .category-hero h1 {
                font-size: 1.7rem;
            }

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

            .hero-actions .btn-primary-gradient,
            .hero-actions .btn-outline-white {
                padding: 12px 20px;
                font-size: 0.92rem;
            }

            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .section-title {
                font-size: 1.25rem;
                padding-left: 14px;
            }

            .intro-card {
                padding: 24px;
            }

            .rank-featured-body {
                padding: 24px;
            }

            .rank-featured-media {
                min-height: 160px;
            }

            .rank-grid-card {
                flex-direction: column;
            }

            .rank-grid-card .rank-media {
                min-height: 140px;
            }

            .cta-card {
                padding: 48px 24px;
                border-radius: 20px;
            }

            .cta-card h2 {
                font-size: 1.45rem;
            }

            .trust-badge-strip {
                gap: 16px;
                padding-bottom: 28px;
            }

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

        @media (max-width: 575.98px) {
            .container-custom {
                padding: 0 16px;
            }

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

            .hero-stat-card {
                padding: 14px 10px;
            }

            .hero-stat-card .num {
                font-size: 1.25rem;
            }

            .hero-stat-card .label {
                font-size: 0.75rem;
            }

            .section-more {
                font-size: 0.82rem;
            }

            .rank-featured-body .game-stats {
                gap: 12px;
                flex-wrap: wrap;
            }

            .cta-card {
                padding: 40px 16px;
            }

            .cta-card p {
                font-size: 0.95rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #6C3DFF;
            --primary-light: #9B4DFF;
            --primary-soft: #F0EBFF;
            --accent: #FF8A00;
            --accent-light: #FFB800;
            --accent-soft: #FFF4E6;
            --success: #00D1B2;
            --success-soft: #E6FBF7;
            --bg: #F6F7FB;
            --card: #FFFFFF;
            --dark: #1F1B2E;
            --text: #1A1A2E;
            --text-body: #4A4A68;
            --text-weak: #8A8A9E;
            --border: #E8E8F0;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-pill: 24px;
            --shadow-sm: 0 4px 16px rgba(31, 27, 46, 0.06);
            --shadow-md: 0 12px 32px rgba(108, 61, 255, 0.14);
            --shadow-btn: 0 6px 16px rgba(108, 61, 255, 0.28);
            --container: 1280px;
            --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .15s ease, background-color .15s ease, border-color .15s ease, box-shadow .15s ease, transform .15s ease;
        }

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container-custom {
            max-width: var(--container);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(31, 27, 46, 0.04);
        }

        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 56px;
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-btn);
        }

        .logo-text {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: .02em;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--primary);
        }

        .header-top-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
            justify-content: flex-end;
        }

        .search-box {
            position: relative;
            width: 260px;
        }

        .search-box-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-weak);
            font-size: 14px;
            pointer-events: none;
        }

        .search-input {
            width: 100%;
            height: 40px;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-pill);
            background: var(--bg);
            padding: 0 44px 0 38px;
            font-size: 14px;
            color: var(--text);
            transition: border-color .15s, box-shadow .15s, background-color .15s;
        }

        .search-input::placeholder {
            color: var(--text-weak);
        }

        .search-input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12);
        }

        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            font-size: 16px;
            transition: background-color .15s, color .15s, transform .15s;
        }

        .header-icon-btn:hover {
            background: var(--primary-soft);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .mobile-toggle {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            flex-shrink: 0;
        }

        .mobile-toggle:active {
            transform: scale(.96);
        }

        .nav-menu-row {
            border-top: 1px solid var(--border);
            background: rgba(255, 255, 255, 0.6);
        }

        .nav-menu-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 44px;
            flex-wrap: wrap;
        }

        .nav-menu-list {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu-list .nav-link {
            display: inline-block;
            padding: 9px 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-body);
            border-radius: var(--radius-pill);
            position: relative;
        }

        .nav-menu-list .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }

        .nav-menu-list .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: var(--shadow-btn);
        }

        .nav-trends {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .trend-badge {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background: var(--accent-soft);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            cursor: default;
            white-space: nowrap;
        }

        .trend-badge:hover {
            background: #ffe8cc;
        }

        .mobile-drawer {
            background: #fff;
            width: 300px;
            padding: 24px;
        }

        .drawer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 24px;
        }

        .drawer-brand .logo-text {
            font-size: 1rem;
        }

        .drawer-menu {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .drawer-menu li {
            margin-bottom: 8px;
        }

        .drawer-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-body);
            background: var(--bg);
        }

        .drawer-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }

        .drawer-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: var(--shadow-btn);
        }

        .drawer-trends {
            margin-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            padding: 72px 0 64px;
            background: linear-gradient(120deg, #6C3DFF 0%, #8B3DFF 45%, #FF8A00 100%);
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            right: -120px;
            top: -120px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.14);
            filter: blur(60px);
            pointer-events: none;
        }

        .category-hero-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 840px;
            margin: 0 auto;
        }

        .category-breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 16px;
        }

        .category-breadcrumb a {
            color: rgba(255, 255, 255, 0.9);
        }

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

        .category-breadcrumb .sep {
            margin: 0 8px;
            opacity: .6;
        }

        .category-breadcrumb .current {
            color: #fff;
            font-weight: 600;
        }

        .category-hero h1 {
            font-size: clamp(1.9rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 16px;
            color: #fff;
            letter-spacing: .02em;
        }

        .category-hero h1 .highlight {
            color: var(--accent-light);
        }

        .category-hero-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.92);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .category-hero-stats {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .category-hero-stats .stat-item {
            background: rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(4px);
            border-radius: var(--radius-md);
            padding: 12px 24px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.92);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .category-hero-stats .stat-item b {
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            font-variant-numeric: tabular-nums;
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: 72px 0;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-title {
            font-size: clamp(1.35rem, 2.4vw, 1.9rem);
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin: 0;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            border-radius: 2px;
        }

        .section-note {
            font-size: 14px;
            color: var(--text-weak);
        }

        /* ===== Category Intro ===== */
        .category-intro {
            padding: 72px 0 24px;
        }

        .intro-card {
            background: var(--card);
            border: 1px solid rgba(31, 27, 46, 0.04);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .intro-card .row {
            margin: 0;
        }

        .intro-card .col-lg-6 {
            padding: 0;
        }

        .intro-text-box {
            padding: 40px;
        }

        .intro-text-box p {
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .intro-text-box p:last-child {
            margin-bottom: 0;
        }

        .intro-media {
            height: 100%;
            min-height: 280px;
            position: relative;
            background: var(--primary-soft);
        }

        .intro-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .intro-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        .intro-tag {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-soft);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
        }

        /* ===== Version Grid ===== */
        .category-list-section {
            padding: 48px 0 72px;
        }

        .version-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .version-card {
            background: var(--card);
            border: 1px solid rgba(31, 27, 46, 0.04);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform .15s ease, box-shadow .15s ease;
        }

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

        .version-card.featured {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
        }

        .version-cover {
            position: relative;
            overflow: hidden;
            min-height: 180px;
            background: var(--primary-soft);
        }

        .version-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .25s ease;
        }

        .version-card:hover .version-cover img {
            transform: scale(1.03);
        }

        .version-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            color: #fff;
            z-index: 1;
        }

        .version-tag.tag-orange {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 4px 12px rgba(255, 138, 0, 0.35);
        }

        .version-tag.tag-green {
            background: linear-gradient(135deg, #00B89A, var(--success));
            box-shadow: 0 4px 12px rgba(0, 209, 178, 0.3);
        }

        .version-tag.tag-purple {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            box-shadow: 0 4px 12px rgba(108, 61, 255, 0.35);
        }

        .version-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .version-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .version-desc {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .version-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-weak);
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid var(--border);
        }

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

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

        .btn-link-more {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            margin-top: 4px;
        }

        .btn-link-more:hover {
            color: var(--primary-light);
            gap: 10px;
        }

        /* ===== Timeline ===== */
        .timeline-section {
            background: linear-gradient(135deg, #1F1B2E 0%, #2A1F3D 60%, #3A2350 100%);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .timeline-section::before {
            content: "";
            position: absolute;
            left: -80px;
            bottom: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(108, 61, 255, 0.35);
            filter: blur(80px);
            pointer-events: none;
        }

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

        .timeline-section .section-note {
            color: rgba(255, 255, 255, 0.6);
        }

        .timeline {
            position: relative;
            margin-top: 40px;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 14px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, rgba(108, 61, 255, 0.7), rgba(255, 138, 0, 0.6));
        }

        .timeline-item {
            position: relative;
            padding-left: 48px;
            padding-bottom: 28px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: 7px;
            top: 6px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 0 0 4px rgba(255, 138, 0, 0.25);
        }

        .timeline-version {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            background: rgba(255, 138, 0, 0.12);
            border-radius: var(--radius-pill);
            padding: 3px 14px;
            margin-bottom: 8px;
        }

        .timeline-item p {
            margin: 0;
            color: rgba(255, 255, 255, 0.86);
            font-size: 15px;
            line-height: 1.7;
        }

        .timeline-item .timeline-date {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0;
        }

        .accordion {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .accordion-item {
            background: var(--card);
            border: 1px solid var(--border) !important;
            border-radius: var(--radius-md) !important;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .accordion-button {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            padding: 20px 24px;
            background: var(--card);
            border-radius: var(--radius-md) !important;
            box-shadow: none !important;
            line-height: 1.5;
        }

        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-soft);
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(108, 61, 255, 0.12) !important;
            border-radius: var(--radius-md);
        }

        .accordion-button::after {
            background-image: none;
            content: "+";
            font-family: var(--font);
            font-size: 22px;
            font-weight: 400;
            color: var(--text-weak);
            width: 24px;
            height: 24px;
            transition: transform .2s ease, color .2s ease;
        }

        .accordion-button:not(.collapsed)::after {
            content: "−";
            color: var(--primary);
            transform: rotate(0deg);
        }

        .accordion-body {
            padding: 4px 24px 22px;
            font-size: 14.5px;
            color: var(--text-body);
            line-height: 1.85;
            border-top: 1px dashed var(--border);
            margin-top: 4px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 0 0 72px;
        }

        .cta-box {
            background: linear-gradient(120deg, #1F1B2E, #2C1F4A 60%, #3B2440);
            border-radius: var(--radius-lg);
            padding: 56px 32px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            right: -60px;
            top: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(108, 61, 255, 0.45);
            filter: blur(70px);
            pointer-events: none;
        }

        .cta-box::after {
            content: "";
            position: absolute;
            left: -60px;
            bottom: -80px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 138, 0, 0.35);
            filter: blur(70px);
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: clamp(1.4rem, 2.6vw, 2rem);
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            padding: 14px 36px;
            border-radius: var(--radius-md);
            box-shadow: 0 6px 20px rgba(255, 138, 0, 0.4);
            transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
            position: relative;
            z-index: 1;
        }

        .btn-download:hover {
            color: #fff;
            filter: brightness(1.06);
            box-shadow: 0 8px 26px rgba(255, 138, 0, 0.55);
            transform: translateY(-2px);
        }

        .btn-download:active {
            transform: translateY(0) scale(.98);
        }

        .btn-download i {
            font-size: 18px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: #B8B8CC;
            padding: 64px 0 32px;
            border-radius: 0;
        }

        .trust-badge-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            padding-bottom: 36px;
            margin-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .trust-badge-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: #D6D6E6;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
        }

        .badge-icon-circle {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            background: rgba(0, 209, 178, 0.16);
            color: var(--success);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: #8F8FA8;
            max-width: 360px;
            margin-bottom: 0;
        }

        .footer-menu-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

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

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

        .footer-links a {
            font-size: 14px;
            color: #8F8FA8;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color .15s ease, padding-left .15s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: #6F6F88;
        }

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

        .footer-bottom-links a {
            color: #8F8FA8;
            font-size: 13px;
        }

        .footer-bottom-links a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .search-box {
                width: 200px;
            }

            .nav-menu-row.d-none-lg {
                display: none;
            }

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

            .version-card.featured {
                grid-template-columns: 1fr;
            }

            .version-card.featured .version-cover {
                min-height: 220px;
            }

            .section-block {
                padding: 56px 0;
            }

            .category-intro {
                padding: 56px 0 16px;
            }

            .category-list-section {
                padding: 32px 0 56px;
            }

            .timeline-section {
                padding: 56px 0;
            }

            .faq-section {
                padding: 56px 0;
            }

            .cta-section {
                padding: 0 0 56px;
            }

            .intro-text-box {
                padding: 32px;
            }

            .intro-media {
                min-height: 240px;
                position: relative;
            }
        }

        @media (max-width: 767.98px) {
            .header-top-inner {
                min-height: 52px;
            }

            .search-box {
                display: none;
            }

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

            .category-hero {
                padding: 48px 0 40px;
            }

            .category-hero-stats {
                flex-direction: column;
                align-items: center;
            }

            .category-hero-stats .stat-item {
                width: 100%;
                justify-content: center;
            }

            .section-block {
                padding: 40px 0;
            }

            .category-intro {
                padding: 40px 0 8px;
            }

            .section-head {
                margin-bottom: 24px;
            }

            .cta-box {
                padding: 40px 20px;
            }

            .trust-badge-strip {
                gap: 10px;
            }

            .trust-badge-item {
                padding: 6px 12px;
                font-size: 13px;
            }

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

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

            .version-title {
                font-size: 1.05rem;
            }

            .nav-trends {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .logo-text {
                font-size: 1rem;
            }

            .header-icon-btn.d-sm-none {
                display: none;
            }

            .intro-text-box {
                padding: 24px;
            }

            .timeline-item {
                padding-left: 44px;
            }

            .version-body {
                padding: 18px;
            }
        }