/* roulang page: index */
:root {
        --bg-dark: #0e1512;
        --bg-dark-2: #141d18;
        --bg-light: #f4f6f3;
        --bg-card: #ffffff;
        --primary: #c9f44d;
        --primary-hover: #b5e63a;
        --accent: #ff7a1a;
        --accent-hover: #e06600;
        --text-dark: #101512;
        --text-body: #2a3b32;
        --text-muted: #6d7a72;
        --text-on-dark: #c5d0c8;
        --border: rgba(0, 0, 0, 0.08);
        --border-dark: rgba(201, 244, 77, 0.25);
        --radius: 14px;
        --shadow: 0 2px 8px rgba(16, 21, 18, 0.06);
        --shadow-hover: 0 8px 24px rgba(16, 21, 18, 0.12);
        --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
    }

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

    body {
        margin: 0;
        font-family: var(--font-stack);
        background: var(--bg-light);
        color: var(--text-body);
        line-height: 1.9;
        font-size: 1.05rem;
        -webkit-font-smoothing: antialiased;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        font-weight: 800;
        line-height: 1.3;
        color: var(--text-dark);
    }

    a {
        text-decoration: none;
        color: inherit;
    }

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

    .container {
        max-width: 1200px;
        padding-left: 24px;
        padding-right: 24px;
    }

    .btn {
        border-radius: 50px;
        padding: 12px 32px;
        font-weight: 700;
        font-size: 1rem;
        border: none;
        transition: all 0.2s ease;
    }

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

    .btn-primary-custom:hover {
        background: var(--accent);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(255, 122, 26, 0.3);
    }

    .btn-outline-custom {
        background: transparent;
        border: 1px solid var(--primary);
        color: var(--primary);
    }

    .btn-outline-custom:hover {
        background: rgba(201, 244, 77, 0.1);
        color: var(--primary-hover);
        transform: translateY(-2px);
    }

    .btn-accent-custom {
        background: var(--accent);
        color: #fff;
    }

    .btn-accent-custom:hover {
        background: var(--accent-hover);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(255, 122, 26, 0.3);
    }

    .btn-lg-custom {
        height: 56px;
        padding: 0 36px;
        font-size: 1.1rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .btn-md-custom {
        height: 44px;
        padding: 0 24px;
        font-size: 0.95rem;
    }

    .btn-sm-custom {
        height: 32px;
        padding: 0 16px;
        font-size: 0.8rem;
    }

    .badge-custom {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        background: transparent;
        border: 1px solid var(--primary);
        color: var(--text-dark);
        border-radius: 50px;
        padding: 4px 14px;
        font-size: 0.75rem;
        font-weight: 600;
    }

    .section {
        padding: 80px 0;
    }

    .section-dark {
        background: var(--bg-dark);
        padding: 100px 0;
    }

    .section-dark-2 {
        background: var(--bg-dark-2);
        padding: 100px 0;
    }

    .section-light {
        background: var(--bg-light);
        padding: 80px 0;
    }

    .text-muted-small {
        color: var(--text-muted);
        font-size: 0.875rem;
    }

    .section-title-wrap {
        margin-bottom: 48px;
    }

    .section-title-wrap .title-icon {
        width: 4px;
        height: 28px;
        background: var(--primary);
        display: inline-block;
        margin-right: 12px;
        vertical-align: -3px;
        border-radius: 2px;
    }

    .section-title-wrap .section-sub {
        color: var(--text-muted);
        font-size: 0.95rem;
        margin-top: 8px;
    }

    .text-watermark {
        font-family: var(--font-stack);
        font-size: 0.75rem;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: rgba(255, 255, 255, 0.3);
        margin-left: 12px;
    }

    /* ========== Header 导航 ========== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 72px;
        background: rgba(14, 21, 18, 0.85);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        z-index: 1000;
        border-bottom: 1px solid rgba(201, 244, 77, 0.12);
    }

    .site-header .container {
        height: 72px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }

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

    .site-logo .logo-icon {
        width: 36px;
        height: 36px;
        background: var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 1.1rem;
        color: var(--text-dark);
    }

    .site-logo .logo-text {
        color: #fff;
        font-size: 1.05rem;
        font-weight: 700;
        letter-spacing: 0.02em;
        white-space: nowrap;
    }

    .site-logo .logo-text .divider {
        color: var(--primary);
        margin: 0 4px;
        font-weight: 400;
    }

    .nav-chips {
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: nowrap;
        overflow-x: auto;
        scrollbar-width: none;
        flex: 1;
        justify-content: center;
    }

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

    .nav-chips .chip {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 16px;
        border-radius: 50px;
        font-size: 0.85rem;
        color: rgba(255, 255, 255, 0.7);
        background: rgba(255, 255, 255, 0.06);
        white-space: nowrap;
        transition: all 0.2s ease;
        border: 1px solid transparent;
    }

    .nav-chips .chip i {
        font-size: 1rem;
    }

    .nav-chips .chip:hover {
        color: var(--primary);
        border-color: rgba(201, 244, 77, 0.3);
    }

    .nav-chips .chip.active {
        background: var(--primary);
        color: var(--text-dark);
        font-weight: 700;
    }

    .header-cta {
        flex-shrink: 0;
    }

    .header-cta .btn-header {
        background: var(--accent);
        color: #fff;
        border-radius: 50px;
        padding: 8px 20px;
        font-weight: 700;
        font-size: 0.9rem;
        border: none;
        white-space: nowrap;
        transition: all 0.2s ease;
    }

    .header-cta .btn-header:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(255, 122, 26, 0.3);
    }

    .mobile-toggle {
        display: none;
        background: transparent;
        border: 1px solid rgba(201, 244, 77, 0.3);
        border-radius: 8px;
        color: var(--primary);
        padding: 6px 10px;
        font-size: 1.3rem;
        cursor: pointer;
    }

    .mobile-menu {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(14, 21, 18, 0.98);
        backdrop-filter: blur(16px);
        z-index: 999;
        padding: 24px;
        border-bottom: 1px solid rgba(201, 244, 77, 0.15);
    }

    .mobile-menu.open {
        display: block;
    }

    .mobile-menu .chip {
        display: block;
        padding: 12px 16px;
        color: rgba(255, 255, 255, 0.8);
        font-size: 1rem;
        border-radius: 50px;
        margin-bottom: 8px;
        background: rgba(255, 255, 255, 0.05);
        text-align: center;
    }

    .mobile-menu .chip.active {
        background: var(--primary);
        color: var(--text-dark);
        font-weight: 700;
    }

    .mobile-menu .btn-header {
        display: block;
        width: 100%;
        padding: 12px;
        margin-top: 12px;
        background: var(--accent);
        color: #fff;
        border-radius: 50px;
        border: none;
        font-weight: 700;
    }

    /* ========== Hero ========== */
    .hero {
        background: var(--bg-dark);
        min-height: 80vh;
        display: flex;
        align-items: center;
        position: relative;
        overflow: hidden;
        padding: 120px 0 80px;
    }

    .hero::before {
        content: "";
        position: absolute;
        top: -40%;
        right: -20%;
        width: 60%;
        height: 120%;
        background: conic-gradient(from 90deg, transparent 0%, rgba(201, 244, 77, 0.05) 5%, transparent 10%, transparent 40%, rgba(255, 122, 26, 0.03) 50%, transparent 60%);
        pointer-events: none;
    }

    .hero::after {
        content: "";
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        background: linear-gradient(135deg, transparent 40%, rgba(14, 21, 18, 0.4) 100%);
        pointer-events: none;
    }

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

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(201, 244, 77, 0.12);
        border: 1px solid rgba(201, 244, 77, 0.3);
        color: var(--primary);
        border-radius: 50px;
        padding: 6px 16px;
        font-size: 0.8rem;
        margin-bottom: 24px;
        letter-spacing: 0.02em;
    }

    .hero h1 {
        color: #fff;
        font-size: 2.75rem;
        font-weight: 800;
        line-height: 1.25;
        margin-bottom: 16px;
        letter-spacing: 0.01em;
    }

    .hero h1 .dot {
        display: inline-block;
        width: 8px;
        height: 8px;
        background: var(--primary);
        border-radius: 50%;
        margin-right: 12px;
        vertical-align: middle;
    }

    .hero .hero-sub {
        color: var(--text-on-dark);
        font-size: 1.05rem;
        max-width: 480px;
        margin-bottom: 32px;
        line-height: 1.8;
    }

    .hero .btn-wrap {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero-visual {
        position: relative;
        clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%, 5% 50%);
        border-radius: 0;
        overflow: hidden;
        min-height: 360px;
        max-height: 460px;
    }

    .hero-visual img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .hero-visual::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--primary);
    }

    .hero-progress-bars {
        margin-top: 32px;
        display: flex;
        gap: 24px;
    }

    .hero-progress-bars .stat-item {
        position: relative;
        padding-left: 16px;
    }

    .hero-progress-bars .stat-item::before {
        content: "";
        position: absolute;
        left: 0;
        top: 4px;
        width: 4px;
        height: 40px;
        background: var(--primary);
        border-radius: 2px;
    }

    .hero-progress-bars .stat-item strong {
        color: #fff;
        font-size: 1.5rem;
        font-weight: 800;
        display: block;
        line-height: 1.2;
    }

    .hero-progress-bars .stat-item span {
        color: var(--text-on-dark);
        font-size: 0.85rem;
    }

    /* ========== 分类入口 chips ========== */
    .category-chips-section {
        background: var(--bg-dark-2);
        padding: 32px 0;
        border-bottom: 1px solid rgba(201, 244, 77, 0.1);
    }

    .category-chips-section .nav-chips {
        justify-content: flex-start;
    }

    .category-chips-section .nav-chips .chip {
        font-size: 0.95rem;
        padding: 10px 22px;
        color: rgba(255, 255, 255, 0.6);
        cursor: pointer;
        user-select: none;
    }

    .category-chips-section .nav-chips .chip.active {
        background: var(--primary);
        color: var(--text-dark);
        font-weight: 700;
    }

    /* ========== 对比表 ========== */
    .comparison-section {
        background: var(--bg-light);
        padding: 80px 0;
    }

    .comparison-sticky {
        position: sticky;
        top: 120px;
    }

    .comparison-sticky h2 {
        font-size: 2rem;
        font-weight: 800;
        margin-bottom: 16px;
    }

    .comparison-sticky p {
        color: var(--text-muted);
        margin-bottom: 24px;
    }

    .table-wrap {
        overflow-x: auto;
        border-radius: var(--radius);
        background: var(--bg-card);
        box-shadow: var(--shadow);
    }

    .table-wrap table {
        width: 100%;
        margin-bottom: 0;
        border-collapse: separate;
        border-spacing: 0;
    }

    .table-wrap th,
    .table-wrap td {
        padding: 16px 20px;
        border: none;
        border-bottom: 1px solid var(--border);
        font-size: 0.95rem;
        vertical-align: middle;
    }

    .table-wrap thead th {
        background: var(--bg-dark);
        color: var(--primary);
        font-weight: 700;
        white-space: nowrap;
        font-size: 0.9rem;
        border-bottom: none;
    }

    .table-wrap tbody tr:nth-child(odd) {
        background: #f8faf6;
    }

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

    .table-wrap tbody tr:hover {
        background: rgba(201, 244, 77, 0.06);
    }

    .table-wrap .highlight-col {
        background: rgba(201, 244, 77, 0.12);
        position: relative;
        font-weight: 600;
    }

    .table-wrap .highlight-col::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: var(--primary);
    }

    .table-legend {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-bottom: 16px;
        font-size: 0.8rem;
        color: var(--text-muted);
    }

    .table-legend .legend-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .table-legend .legend-dot {
        width: 10px;
        height: 10px;
        background: rgba(201, 244, 77, 0.6);
        border-radius: 2px;
    }

    .table-check {
        color: var(--primary);
        font-size: 1.1rem;
    }

    .table-close {
        color: #ccc;
        font-size: 1rem;
    }

    /* ========== 等级亮点 ========== */
    .tier-section {
        background: var(--bg-light);
        padding: 0 0 80px;
    }

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

    .tier-list li {
        display: flex;
        align-items: center;
        gap: 32px;
        padding: 32px 0;
        border-bottom: 1px solid var(--border);
        transition: all 0.2s ease;
    }

    .tier-list li:last-child {
        border-bottom: none;
    }

    .tier-list .tier-num {
        font-size: 3rem;
        font-weight: 900;
        color: transparent;
        -webkit-text-stroke: 1px var(--primary);
        line-height: 1;
        min-width: 80px;
        text-align: center;
    }

    .tier-list .tier-content {
        flex: 1;
    }

    .tier-list .tier-content h3 {
        font-size: 1.15rem;
        font-weight: 700;
        margin-bottom: 4px;
    }

    .tier-list .tier-content p {
        color: var(--text-muted);
        font-size: 0.95rem;
        margin-bottom: 0;
        line-height: 1.6;
    }

    .tier-list .tier-icon {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(201, 244, 77, 0.15);
        color: var(--primary);
        font-size: 1.3rem;
        flex-shrink: 0;
        transition: all 0.2s ease;
    }

    .tier-list li:hover .tier-icon {
        box-shadow: 0 0 0 8px rgba(255, 122, 26, 0.15);
        color: var(--accent);
        background: rgba(255, 122, 26, 0.1);
    }

    /* ========== 专属内容横向滚动 ========== */
    .premium-section {
        background: var(--bg-dark);
        padding: 100px 0;
    }

    .premium-section .section-title-wrap h2 {
        color: #fff;
    }

    .premium-section .section-title-wrap .section-sub {
        color: var(--text-on-dark);
    }

    .premium-scroll {
        display: flex;
        gap: 24px;
        overflow-x: auto;
        padding-bottom: 16px;
        scrollbar-width: none;
    }

    .premium-scroll::-webkit-scrollbar {
        display: none;
    }

    .premium-card {
        min-width: 260px;
        background: #18211c;
        border-radius: var(--radius);
        border: 1px solid rgba(201, 244, 77, 0.15);
        overflow: hidden;
        transition: all 0.2s ease;
    }

    .premium-card:hover {
        border-color: var(--primary);
        transform: translateY(-4px);
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
    }

    .premium-card .cover-wrap {
        position: relative;
        height: 140px;
        overflow: hidden;
    }

    .premium-card .cover-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }

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

    .premium-card .cover-wrap::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 50%;
        background: linear-gradient(transparent, #18211c);
    }

    .premium-card .premium-tag {
        position: absolute;
        top: 10px;
        right: 10px;
        background: var(--accent);
        color: #fff;
        font-size: 0.7rem;
        padding: 3px 10px;
        border-radius: 50px;
        font-weight: 600;
        z-index: 2;
    }

    .premium-card .card-body-custom {
        padding: 16px;
    }

    .premium-card .card-body-custom h3 {
        color: rgba(255, 255, 255, 0.92);
        font-size: 0.95rem;
        font-weight: 600;
        margin-bottom: 8px;
        line-height: 1.4;
    }

    .premium-card .card-body-custom p {
        color: var(--text-on-dark);
        font-size: 0.8rem;
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 0;
    }

    /* ========== 最新资讯 CMS ========== */
    .news-section {
        background: var(--bg-light);
        padding: 80px 0;
    }

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

    .news-section .section-head .view-all {
        color: var(--text-muted);
        font-size: 0.9rem;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 4px;
        transition: color 0.2s;
    }

    .news-section .section-head .view-all:hover {
        color: var(--accent);
    }

    .news-list .news-card {
        display: flex;
        align-items: center;
        gap: 20px;
        background: var(--bg-card);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        padding: 20px;
        margin-bottom: 16px;
        border: 1px solid transparent;
        transition: all 0.2s ease;
    }

    .news-list .news-card:hover {
        box-shadow: var(--shadow-hover);
        border-color: rgba(201, 244, 77, 0.5);
        transform: translateY(-4px);
    }

    .news-list .date-box {
        width: 80px;
        height: 80px;
        background: var(--bg-dark);
        border-radius: 10px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        transition: all 0.2s ease;
    }

    .news-list .date-box .day {
        font-size: 1.75rem;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.1;
    }

    .news-list .date-box .my {
        font-size: 0.7rem;
        color: var(--text-on-dark);
        margin-top: 2px;
    }

    .news-list .news-card:hover .date-box {
        background: var(--primary);
    }

    .news-list .news-card:hover .date-box .day {
        color: var(--text-dark);
    }

    .news-list .news-card:hover .date-box .my {
        color: rgba(16, 21, 18, 0.7);
    }

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

    .news-list .news-info h3 {
        font-size: 1rem;
        font-weight: 700;
        margin-bottom: 4px;
        color: var(--text-dark);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .news-list .news-info .news-excerpt {
        font-size: 0.875rem;
        color: var(--text-muted);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 0;
    }

    .news-list .news-category {
        flex-shrink: 0;
        background: transparent;
        border: 1px solid rgba(201, 244, 77, 0.7);
        color: var(--text-dark);
        border-radius: 50px;
        padding: 4px 14px;
        font-size: 0.75rem;
        font-weight: 600;
        white-space: nowrap;
    }

    .news-empty {
        height: 160px;
        border: 2px dashed rgba(0, 0, 0, 0.12);
        border-radius: var(--radius);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: var(--text-muted);
        font-size: 0.95rem;
        gap: 8px;
        background: var(--bg-card);
    }

    .news-empty i {
        font-size: 2rem;
        color: rgba(0, 0, 0, 0.15);
    }

    /* ========== FAQ ========== */
    .faq-section {
        background: var(--bg-light);
        padding: 80px 0;
    }

    .faq-sticky {
        position: sticky;
        top: 120px;
    }

    .faq-sticky h2 {
        font-size: 2rem;
        font-weight: 800;
        margin-bottom: 8px;
    }

    .faq-sticky .faq-tip {
        color: var(--text-muted);
        font-size: 0.95rem;
        margin-bottom: 0;
    }

    .faq-list .accordion-item {
        background: transparent;
        border: none;
        border-bottom: 1px solid var(--border);
        border-radius: 0;
        margin-bottom: 0;
    }

    .faq-list .accordion-item:first-child {
        border-top: 1px solid var(--border);
    }

    .faq-list .accordion-button {
        background: transparent;
        border: none;
        box-shadow: none;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-dark);
        padding: 20px 16px 20px 0;
    }

    .faq-list .accordion-button:not(.collapsed) {
        color: var(--text-dark);
        background: rgba(201, 244, 77, 0.06);
        box-shadow: none;
        font-weight: 700;
        border-left: 4px solid var(--primary);
        padding-left: 12px;
    }

    .faq-list .accordion-button:focus {
        box-shadow: none;
        outline: 2px solid rgba(201, 244, 77, 0.4);
        outline-offset: 2px;
    }

    .faq-list .accordion-button::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232a3b32'%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");
        transition: transform 0.3s ease;
    }

    .faq-list .accordion-button:not(.collapsed)::after {
        transform: rotate(180deg);
        filter: invert(79%) sepia(54%) saturate(608%) hue-rotate(29deg) brightness(102%) contrast(96%);
    }

    .faq-list .accordion-body {
        padding: 0 16px 20px 16px;
        color: var(--text-muted);
        font-size: 0.95rem;
        line-height: 1.8;
    }

    .faq-list .accordion-item.expanded-left {
        border-left: 4px solid transparent;
    }

    /* ========== 开通会员 CTA ========== */
    .vip-cta-section {
        background: var(--bg-dark);
        padding: 100px 0;
        position: relative;
        overflow: hidden;
    }

    .vip-cta-section::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
        background-size: 40px 40px;
        pointer-events: none;
    }

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

    .vip-cta-section h2 {
        color: #fff;
        font-size: 2rem;
        font-weight: 800;
        margin-bottom: 12px;
    }

    .vip-cta-section .vip-sub {
        color: var(--text-on-dark);
        font-size: 1rem;
        max-width: 520px;
        margin-bottom: 28px;
    }

    .vip-cta-form {
        margin-top: 32px;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(201, 244, 77, 0.15);
        border-radius: var(--radius);
        padding: 28px;
    }

    .vip-cta-form .form-title {
        color: #fff;
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 16px;
    }

    .vip-cta-form .form-control {
        height: 48px;
        border-radius: 50px;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(201, 244, 77, 0.3);
        color: #fff;
        padding: 0 20px;
        font-size: 0.95rem;
    }

    .vip-cta-form .form-control::placeholder {
        color: var(--text-on-dark);
        opacity: 0.7;
    }

    .vip-cta-form .form-control:focus {
        background: rgba(255, 255, 255, 0.1);
        border-color: var(--primary);
        box-shadow: 0 0 0 4px rgba(201, 244, 77, 0.15);
        color: #fff;
    }

    .vip-cta-form .form-error {
        background: var(--accent);
        color: #fff;
        font-size: 0.75rem;
        padding: 4px 12px;
        border-radius: 50px;
        display: inline-block;
        margin-top: 8px;
    }

    .vip-legal {
        margin-top: 16px;
        font-size: 0.7rem;
        color: rgba(197, 208, 200, 0.6);
    }

    /* ========== 页脚 ========== */
    .site-footer {
        background: #0a100c;
        padding: 64px 0 32px;
    }

    .site-footer .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 12px;
    }

    .site-footer .footer-brand .logo-icon {
        width: 32px;
        height: 32px;
        background: var(--primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: var(--text-dark);
        font-size: 1rem;
    }

    .site-footer .footer-brand span {
        color: #fff;
        font-weight: 700;
        font-size: 1rem;
    }

    .site-footer .footer-desc {
        color: rgba(197, 208, 200, 0.7);
        font-size: 0.875rem;
        margin-bottom: 0;
        max-width: 240px;
    }

    .site-footer h5 {
        color: var(--primary);
        font-size: 0.9rem;
        font-weight: 700;
        margin-bottom: 16px;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

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

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

    .site-footer .footer-links a {
        color: var(--text-on-dark);
        font-size: 0.875rem;
        transition: all 0.2s ease;
    }

    .site-footer .footer-links a:hover {
        color: var(--primary);
        text-decoration: underline;
        text-decoration-style: dashed;
        text-underline-offset: 4px;
    }

    .site-footer .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        margin-top: 40px;
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 12px;
        color: rgba(197, 208, 200, 0.5);
        font-size: 0.8rem;
    }

    .site-footer .footer-bottom .icp {
        font-size: 0.75rem;
    }

    /* ========== 响应式 ========== */
    @media (max-width: 992px) {
        .section,
        .section-light {
            padding: 60px 0;
        }

        .section-dark,
        .section-dark-2 {
            padding: 72px 0;
        }

        .hero {
            padding: 100px 0 60px;
        }

        .hero h1 {
            font-size: 2.25rem;
        }

        .hero-visual {
            margin-top: 40px;
            min-height: 280px;
            max-height: 320px;
        }

        .desktop-nav {
            display: none;
        }

        .mobile-toggle {
            display: inline-flex;
        }

        .header-cta {
            display: none;
        }

        .comparison-sticky,
        .faq-sticky {
            position: static;
            margin-bottom: 24px;
        }

        .tier-list li {
            gap: 20px;
        }

        .tier-list .tier-num {
            font-size: 2.25rem;
            min-width: 60px;
        }
    }

    @media (max-width: 768px) {
        .hero h1 {
            font-size: 1.9rem;
        }

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

        .hero-progress-bars {
            flex-wrap: wrap;
            gap: 16px;
        }

        .table-wrap table,
        .table-wrap th,
        .table-wrap td {
            font-size: 0.875rem;
        }

        .table-wrap th,
        .table-wrap td {
            padding: 12px 16px;
            white-space: nowrap;
        }

        .tier-list li {
            flex-wrap: wrap;
            gap: 16px;
        }

        .tier-list .tier-num {
            font-size: 2rem;
            min-width: 48px;
            text-align: left;
        }

        .tier-list .tier-icon {
            width: 40px;
            height: 40px;
            font-size: 1.1rem;
            margin-left: auto;
        }

        .premium-card {
            min-width: 230px;
        }

        .news-list .news-card {
            flex-wrap: wrap;
        }

        .news-list .date-box {
            width: 64px;
            height: 64px;
        }

        .news-list .date-box .day {
            font-size: 1.4rem;
        }

        .news-list .news-info {
            min-width: calc(100% - 100px);
        }

        .news-list .news-info h3 {
            white-space: normal;
            overflow: visible;
            text-overflow: clip;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .vip-cta-section {
            padding: 60px 0;
        }

        .vip-cta-section h2 {
            font-size: 1.6rem;
        }

        .vip-cta-section .btn-lg-custom {
            width: 100%;
        }

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

    @media (max-width: 576px) {
        h1,
        .hero h1 {
            font-size: 1.75rem;
        }

        h2 {
            font-size: 1.5rem;
        }

        .section,
        .section-light {
            padding: 40px 0;
        }

        .section-dark,
        .section-dark-2 {
            padding: 50px 0;
        }

        .hero {
            padding: 88px 0 48px;
            min-height: auto;
        }

        .hero .btn-wrap .btn {
            width: 100%;
        }

        .hero-visual {
            min-height: 220px;
        }

        .category-chips-section .nav-chips .chip {
            font-size: 0.85rem;
            padding: 8px 16px;
        }

        .table-wrap thead th {
            font-size: 0.8rem;
        }

        .news-list .news-card {
            padding: 14px;
            gap: 12px;
        }

        .news-list .date-box {
            width: 52px;
            height: 52px;
        }

        .news-list .date-box .day {
            font-size: 1.1rem;
        }

        .news-list .date-box .my {
            font-size: 0.6rem;
        }

        .news-list .news-info {
            min-width: calc(100% - 80px);
        }

        .news-list .news-info h3 {
            font-size: 0.9rem;
        }

        .news-list .news-info .news-excerpt {
            font-size: 0.8rem;
            -webkit-line-clamp: 1;
        }

        .news-list .news-category {
            display: none;
        }

        .faq-list .accordion-button {
            font-size: 0.95rem;
            padding: 16px 12px 16px 0;
        }

        .faq-list .accordion-body {
            font-size: 0.875rem;
            padding: 0 12px 16px 12px;
        }

        .vip-cta-form {
            padding: 20px;
        }

        .vip-cta-form .btn {
            width: 100%;
        }
    }

/* roulang page: article */
:root {
        --bg-dark: #0e1512;
        --bg-dark-2: #141d18;
        --bg-light: #f4f6f3;
        --bg-card: #ffffff;
        --primary: #c9f44d;
        --primary-hover: #b5e63a;
        --accent: #ff7a1a;
        --accent-hover: #e06600;
        --text-dark: #101512;
        --text-body: #2a3b32;
        --text-muted: #6d7a72;
        --text-on-dark: #c5d0c8;
        --border: rgba(0, 0, 0, 0.08);
        --border-dark: rgba(201, 244, 77, 0.25);
        --radius: 14px;
        --shadow: 0 2px 8px rgba(16, 21, 18, 0.06);
        --shadow-hover: 0 8px 24px rgba(16, 21, 18, 0.12);
        --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-family);
        background-color: var(--bg-light);
        color: var(--text-body);
        line-height: 1.9;
        font-size: 1.05rem;
        -webkit-font-smoothing: antialiased;
    }

    a {
        text-decoration: none;
        color: inherit;
        transition: color 0.2s ease;
    }

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

    button,
    input {
        font-family: inherit;
    }

    .container {
        max-width: 1200px;
    }

    /*  ===== Header ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        height: 72px;
        background: rgba(14, 21, 18, 0.85);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(201, 244, 77, 0.12);
        display: flex;
        align-items: center;
    }

    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
    }

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

    .logo-icon {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--primary);
        color: var(--text-dark);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        font-weight: 800;
        flex-shrink: 0;
    }

    .logo-text {
        color: #fff;
        font-size: 16px;
        font-weight: 700;
        letter-spacing: 0.5px;
        white-space: nowrap;
    }

    .logo-text .divider {
        color: var(--primary);
        margin: 0 4px;
        font-weight: 400;
    }

    .nav-chips {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        margin-left: 8px;
    }

    .nav-chips .chip {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 8px 18px;
        border-radius: 50px;
        background: rgba(255, 255, 255, 0.06);
        color: var(--text-on-dark);
        font-size: 13px;
        font-weight: 500;
        border: 1px solid transparent;
        transition: all 0.2s ease;
        white-space: nowrap;
    }

    .nav-chips .chip i {
        font-size: 15px;
    }

    .nav-chips .chip:hover {
        background: rgba(201, 244, 77, 0.12);
        color: var(--primary);
        border-color: var(--border-dark);
    }

    .nav-chips .chip.active {
        background: var(--primary);
        color: var(--text-dark);
        font-weight: 700;
        border-color: var(--primary);
    }

    .header-cta .btn-header {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 8px 22px;
        border-radius: 50px;
        background: var(--accent);
        color: #fff;
        font-size: 14px;
        font-weight: 700;
        border: none;
        transition: background 0.2s ease, transform 0.15s ease;
        white-space: nowrap;
    }

    .header-cta .btn-header:hover {
        background: var(--accent-hover);
        transform: translateY(-1px);
    }

    .mobile-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--border-dark);
        color: var(--primary);
        width: 40px;
        height: 40px;
        border-radius: 8px;
        font-size: 20px;
        cursor: pointer;
        align-items: center;
        justify-content: center;
    }

    /*  ===== 文章页头部 ===== */
    .article-hero {
        background: var(--bg-dark);
        padding: 120px 0 48px;
        position: relative;
        overflow: hidden;
    }

    .article-hero::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 60%;
        height: 100%;
        background: linear-gradient(135deg, rgba(201, 244, 77, 0.04), transparent);
        pointer-events: none;
    }

    .article-breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        color: var(--text-on-dark);
        margin-bottom: 24px;
        flex-wrap: wrap;
    }

    .article-breadcrumb a {
        color: var(--text-on-dark);
        transition: color 0.2s;
    }

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

    .article-breadcrumb .sep {
        color: rgba(201, 244, 77, 0.4);
        font-size: 12px;
    }

    .article-breadcrumb .current {
        color: var(--primary);
        max-width: 280px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .article-hero-title {
        font-size: 2.4rem;
        font-weight: 800;
        color: #fff;
        line-height: 1.3;
        margin-bottom: 20px;
        max-width: 900px;
        letter-spacing: 0.5px;
    }

    .article-meta {
        display: flex;
        align-items: center;
        gap: 24px;
        flex-wrap: wrap;
        font-size: 0.85rem;
        color: var(--text-on-dark);
    }

    .article-meta .meta-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .article-meta .meta-item i {
        color: var(--primary);
        font-size: 14px;
    }

    /*  ===== 文章正文区 ===== */
    .article-main {
        padding: 56px 0 64px;
        background: var(--bg-light);
    }

    .article-main .container {
        display: flex;
        gap: 40px;
        align-items: flex-start;
    }

    .article-content-wrap {
        flex: 1;
        min-width: 0;
        max-width: 780px;
        margin: 0 auto;
        background: var(--bg-card);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        padding: 48px;
    }

    .article-content-wrap .article-body {
        font-size: 1.05rem;
        line-height: 1.9;
        color: var(--text-body);
    }

    .article-body h2 {
        font-size: 1.55rem;
        font-weight: 700;
        color: var(--text-dark);
        margin: 40px 0 16px;
        padding-left: 14px;
        border-left: 4px solid var(--primary);
        line-height: 1.4;
    }

    .article-body h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--text-dark);
        margin: 32px 0 12px;
        line-height: 1.4;
    }

    .article-body p {
        margin-bottom: 1em;
        text-align: justify;
        color: var(--text-body);
    }

    .article-body ul,
    .article-body ol {
        margin: 0 0 1.5em 1.4em;
        color: var(--text-body);
    }

    .article-body li {
        margin-bottom: 0.5em;
    }

    .article-body blockquote {
        border-left: 4px solid var(--primary);
        background: rgba(201, 244, 77, 0.06);
        padding: 16px 20px;
        margin: 24px 0;
        border-radius: 0 10px 10px 0;
        color: var(--text-muted);
        font-style: italic;
    }

    .article-body img {
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        margin: 24px 0;
    }

    .article-body code {
        background: var(--bg-dark);
        color: var(--primary);
        padding: 2px 8px;
        border-radius: 5px;
        font-size: 0.9em;
    }

    .article-body pre {
        background: var(--bg-dark);
        color: #d4e0d8;
        padding: 20px;
        border-radius: var(--radius);
        overflow-x: auto;
        margin: 24px 0;
        border: 1px solid var(--border-dark);
    }

    .article-body pre code {
        background: transparent;
        color: inherit;
        padding: 0;
    }

    .article-empty {
        padding: 60px 20px;
        text-align: center;
        color: var(--text-muted);
    }

    .article-empty i {
        font-size: 3.5rem;
        color: var(--primary);
        display: block;
        margin-bottom: 16px;
        opacity: 0.6;
    }

    .article-empty h3 {
        font-size: 1.4rem;
        color: var(--text-dark);
        margin-bottom: 12px;
    }

    .article-empty .btn-back-home {
        display: inline-block;
        margin-top: 20px;
        padding: 10px 28px;
        border-radius: 50px;
        background: var(--primary);
        color: var(--text-dark);
        font-weight: 700;
        font-size: 14px;
        transition: background 0.2s;
    }

    .article-empty .btn-back-home:hover {
        background: var(--primary-hover);
    }

    /* 文章底部标签 */
    .article-tags {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        padding: 28px 0 0;
        margin-top: 40px;
        border-top: 1px solid var(--border);
    }

    .article-tags .tag-label {
        font-size: 0.85rem;
        color: var(--text-muted);
        font-weight: 600;
    }

    .article-tags .tag-item {
        display: inline-block;
        padding: 5px 16px;
        border-radius: 50px;
        border: 1px solid rgba(201, 244, 77, 0.5);
        background: rgba(201, 244, 77, 0.08);
        color: var(--text-body);
        font-size: 0.8rem;
        font-weight: 500;
        transition: all 0.2s;
    }

    .article-tags .tag-item:hover {
        background: var(--primary);
        color: var(--text-dark);
        border-color: var(--primary);
    }

    /* 相关推荐 */
    .related-posts {
        margin-top: 56px;
        padding-top: 40px;
        border-top: 1px solid var(--border);
    }

    .related-posts .section-title {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--text-dark);
        margin-bottom: 24px;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .related-posts .section-title::before {
        content: '';
        width: 4px;
        height: 20px;
        background: var(--primary);
        border-radius: 2px;
    }

    .related-card {
        background: var(--bg-light);
        border-radius: 12px;
        padding: 24px;
        height: 100%;
        border: 1px solid rgba(0, 0, 0, 0.05);
        transition: all 0.2s ease;
    }

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

    .related-card h4 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text-dark);
        margin-bottom: 10px;
        line-height: 1.5;
    }

    .related-card p {
        font-size: 0.85rem;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 12px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-card .btn-sm-link {
        font-size: 0.85rem;
        color: var(--text-dark);
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .related-card .btn-sm-link i {
        transition: transform 0.2s;
    }

    .related-card:hover .btn-sm-link i {
        transform: translateX(4px);
        color: var(--accent);
    }

    /* ===== CTA区 ===== */
    .article-cta {
        background: var(--bg-dark);
        padding: 72px 0;
        position: relative;
        overflow: hidden;
    }

    .article-cta::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: linear-gradient(rgba(201, 244, 77, 0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(201, 244, 77, 0.03) 1px, transparent 1px);
        background-size: 40px 40px;
        pointer-events: none;
    }

    .article-cta .container {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
        flex-wrap: wrap;
    }

    .article-cta h2 {
        font-size: 2rem;
        font-weight: 800;
        color: #fff;
        margin-bottom: 8px;
        line-height: 1.3;
    }

    .article-cta p {
        color: var(--text-on-dark);
        font-size: 1rem;
        margin-bottom: 0;
    }

    .article-cta .btn-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--accent);
        color: #fff;
        padding: 16px 40px;
        border-radius: 50px;
        font-size: 16px;
        font-weight: 700;
        border: none;
        transition: all 0.2s ease;
        flex-shrink: 0;
    }

    .article-cta .btn-cta:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(255, 122, 26, 0.25);
    }

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

    /* ===== Footer ===== */
    .site-footer {
        background: var(--bg-dark);
        padding: 64px 0 24px;
        position: relative;
    }

    .site-footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(201, 244, 77, 0.3), transparent);
    }

    .site-footer h5 {
        color: #fff;
        font-size: 1rem;
        font-weight: 700;
        margin-bottom: 20px;
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
    }

    .footer-brand span {
        color: #fff;
        font-size: 16px;
        font-weight: 700;
    }

    .footer-desc {
        color: var(--text-on-dark);
        font-size: 0.9rem;
        line-height: 1.7;
        margin-bottom: 0;
    }

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

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

    .footer-links a {
        color: var(--text-on-dark);
        font-size: 0.9rem;
        transition: color 0.2s;
        border-bottom: 1px dashed transparent;
    }

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

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

    .footer-bottom span {
        color: var(--text-on-dark);
        font-size: 0.85rem;
    }

    .footer-bottom .icp {
        font-size: 0.75rem;
        color: rgba(197, 208, 200, 0.6);
    }

    /* ===== 移动端菜单 ===== */
    .mobile-menu {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        padding: 24px 20px 32px;
        z-index: 999;
        border-bottom: 1px solid var(--border-dark);
        box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
    }

    .mobile-menu.open {
        display: block;
    }

    .mobile-menu .nav-chips {
        flex-direction: column;
        align-items: stretch;
        display: flex;
        gap: 8px;
    }

    .mobile-menu .chip {
        padding: 14px 20px;
        font-size: 15px;
    }

    .mobile-menu .btn-header {
        margin-top: 16px;
        width: 100%;
        padding: 14px;
        justify-content: center;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991.98px) {
        .desktop-nav {
            display: none !important;
        }
        .header-cta {
            display: none !important;
        }
        .mobile-toggle {
            display: flex !important;
        }
    }

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

    @media (max-width: 768px) {
        .article-hero {
            padding: 100px 0 36px;
        }
        .article-hero-title {
            font-size: 1.7rem;
        }
        .article-content-wrap {
            padding: 28px 20px;
        }
        .article-meta {
            gap: 14px;
            font-size: 0.8rem;
            flex-direction: column;
            align-items: flex-start;
        }
        .article-cta {
            padding: 48px 0;
        }
        .article-cta h2 {
            font-size: 1.5rem;
        }
        .article-cta .container {
            flex-direction: column;
            align-items: flex-start;
        }
        .article-cta .btn-cta {
            width: 100%;
            justify-content: center;
        }
        .site-footer {
            padding: 48px 0 20px;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
    }

    @media (max-width: 576px) {
        .logo-text {
            font-size: 14px;
        }
        .article-breadcrumb .current {
            max-width: 180px;
        }
        .article-breadcrumb .bc-item-mid {
            display: none;
        }
    }

    @media (max-width: 400px) {
        .logo-text {
            font-size: 13px;
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 16px;
        }
    }

/* roulang page: category2 */
:root {
            --bg-dark: #0e1512;
            --bg-dark-2: #141d18;
            --bg-light: #f4f6f3;
            --bg-card: #ffffff;
            --primary: #c9f44d;
            --primary-hover: #b5e63a;
            --accent: #ff7a1a;
            --accent-hover: #e06600;
            --text-dark: #101512;
            --text-body: #2a3b32;
            --text-muted: #6d7a72;
            --text-on-dark: #c5d0c8;
            --border: rgba(0, 0, 0, 0.08);
            --border-dark: rgba(201, 244, 77, 0.25);
            --radius: 14px;
            --shadow: 0 2px 8px rgba(16, 21, 18, 0.06);
            --shadow-hover: 0 8px 24px rgba(16, 21, 18, 0.12);
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
        }

        *, *::before, *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-stack);
            background: var(--bg-light);
            color: var(--text-body);
            line-height: 1.9;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button, input {
            font-family: inherit;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-dark);
            line-height: 1.3;
            margin: 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .section {
            padding: 80px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 40px;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin: 8px 0 0;
        }
        .section-sub {
            max-width: 480px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .btn-green {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: var(--text-dark);
            border: none;
            border-radius: 50px;
            padding: 12px 32px;
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.4;
            transition: all 0.15s ease;
        }
        .btn-green:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--primary);
            border: 1px solid rgba(201, 244, 77, 0.6);
            border-radius: 50px;
            padding: 12px 32px;
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.4;
            transition: all 0.15s ease;
        }
        .btn-ghost:hover {
            background: rgba(201, 244, 77, 0.12);
            color: var(--primary);
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 14px 36px;
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            transition: all 0.15s ease;
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
        }

        .header-cta {
            flex-shrink: 0;
        }

        /* ===== Header nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1080;
            height: 72px;
            background: rgba(14, 21, 18, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(201, 244, 77, 0.12);
        }
        .site-header .container {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--text-dark);
            display: inline-grid;
            place-items: center;
            font-weight: 800;
            font-size: 1.05rem;
            line-height: 1;
        }
        .logo-text {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-text .divider {
            margin: 0 6px;
            color: var(--primary);
            font-weight: 400;
        }

        .nav-chips {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-chips .chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all 0.15s ease;
        }
        .nav-chips .chip i {
            font-size: 0.9rem;
        }
        .nav-chips .chip:hover {
            background: rgba(201, 244, 77, 0.2);
            color: var(--primary);
        }
        .nav-chips .chip.active {
            background: var(--primary);
            color: var(--text-dark);
            font-weight: 700;
        }
        .btn-header {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 10px 26px;
            font-size: 0.95rem;
            font-weight: 700;
            white-space: nowrap;
            transition: all 0.15s ease;
        }
        .btn-header:hover {
            background: var(--accent-hover);
            color: #fff;
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(201, 244, 77, 0.25);
            border-radius: 50%;
            color: #fff;
            font-size: 1.2rem;
            cursor: pointer;
            transition: background 0.15s ease;
        }
        .mobile-toggle:hover {
            background: rgba(201, 244, 77, 0.2);
        }

        /* ===== Cat Hero ===== */
        .cat-hero {
            position: relative;
            margin-top: 72px;
            padding: 90px 0;
            background: var(--bg-dark);
            background-image: linear-gradient(rgba(14, 21, 18, 0.72), rgba(14, 21, 18, 0.78)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
        }
        .cat-hero .cat-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            background: rgba(201, 244, 77, 0.12);
            border: 1px solid rgba(201, 244, 77, 0.2);
            border-radius: 50px;
            padding: 6px 16px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 22px;
        }
        .cat-hero .cat-eyebrow i {
            font-size: 0.8rem;
        }
        .cat-hero h1 {
            color: #fff;
            font-size: 2.75rem;
            font-weight: 800;
            max-width: 820px;
            line-height: 1.2;
            margin-bottom: 20px;
        }
        .cat-hero h1 .dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            margin-right: 10px;
            vertical-align: middle;
        }
        .cat-hero .cat-desc {
            color: var(--text-on-dark);
            font-size: 1.05rem;
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.9;
        }
        .cat-hero .cat-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Chip tabs ===== */
        .chip-tabs-bar {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border);
            padding: 22px 0;
        }
        .chip-tabs {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
            padding-bottom: 4px;
        }
        .chip-tabs::-webkit-scrollbar {
            display: none;
        }
        .chip-tab {
            flex: 0 0 auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid rgba(16, 21, 18, 0.1);
            border-radius: 50px;
            padding: 10px 20px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-body);
            transition: all 0.15s ease;
        }
        .chip-tab i {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .chip-tab:hover {
            border-color: var(--primary);
            color: var(--text-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .chip-tab.active {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--text-dark);
        }
        .chip-tab.active i {
            color: var(--text-dark);
        }

        /* ===== Rank Grid ===== */
        .rank-section {
            background: var(--bg-light);
            padding: 80px 0;
        }
        .rank-card {
            background: var(--bg-card);
            border: 1px solid transparent;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            height: 100%;
            position: relative;
            transition: all 0.2s ease;
        }
        .rank-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .rank-media {
            position: relative;
            height: 150px;
            overflow: hidden;
        }
        .rank-media img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .rank-card:hover .rank-media img {
            transform: scale(1.03);
        }
        .rank-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 4px 12px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            box-shadow: 0 2px 8px rgba(16, 21, 18, 0.2);
        }
        .rank-body {
            padding: 24px;
        }
        .rank-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            margin-bottom: 6px;
        }
        .rank-price {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent);
            white-space: nowrap;
        }
        .rank-tagline {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .rank-list {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
        }
        .rank-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-body);
            padding: 4px 0;
            line-height: 1.5;
        }
        .rank-list li i {
            color: var(--primary);
            font-size: 0.85rem;
            line-height: 1.5;
            margin-top: 2px;
        }
        .rank-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-dark);
            padding: 8px 18px;
            border-radius: 50px;
            border: 1px solid rgba(201, 244, 77, 0.7);
            background: rgba(201, 244, 77, 0.08);
            transition: all 0.15s ease;
        }
        .rank-link:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--text-dark);
        }

        /* ===== Feature list ===== */
        .feature-section {
            background: var(--bg-dark);
            padding: 100px 0;
        }
        .feature-section .section-head h2 {
            color: #fff;
        }
        .feature-section .section-head .en-watermark {
            color: rgba(201, 244, 77, 0.3);
        }
        .feature-list {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .feature-row {
            display: flex;
            align-items: center;
            gap: 32px;
            padding: 34px 0;
            border-bottom: 1px solid rgba(201, 244, 77, 0.15);
            transition: background 0.2s ease;
        }
        .feature-row:first-child {
            border-top: 1px solid rgba(201, 244, 77, 0.15);
        }
        .feature-row:hover {
            background: rgba(201, 244, 77, 0.04);
        }
        .feat-num {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1;
            color: transparent;
            -webkit-text-stroke: 1px var(--primary);
            min-width: 80px;
            text-align: center;
        }
        .feat-info {
            flex: 1;
        }
        .feat-info h3 {
            color: #fff;
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .feat-info p {
            color: var(--text-on-dark);
            font-size: 0.95rem;
            margin: 0;
            line-height: 1.8;
            max-width: 720px;
        }
        .feat-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            display: grid;
            place-items: center;
            border-radius: var(--radius);
            border: 1px solid var(--border-dark);
            background: rgba(255, 255, 255, 0.04);
            color: var(--primary);
            font-size: 1.3rem;
            transition: all 0.2s ease;
        }
        .feature-row:hover .feat-icon {
            color: var(--accent);
            box-shadow: 0 0 0 8px rgba(255, 122, 26, 0.15);
        }

        /* ===== Compare table ===== */
        .compare-section {
            background: var(--bg-light);
            padding: 80px 0;
        }
        .table-legend {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .legend-mark {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 3px;
            background: var(--primary);
            margin-right: 6px;
        }
        .table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            background: #fff;
            border: 1px solid var(--border);
        }
        .compare-table {
            width: 100%;
            min-width: 820px;
            border-collapse: collapse;
            background: #fff;
        }
        .compare-table thead th {
            background: #0b100d;
            color: var(--primary);
            font-size: 0.95rem;
            font-weight: 700;
            text-align: center;
            padding: 18px 16px;
            border-bottom: none;
            white-space: nowrap;
        }
        .compare-table thead th:first-child {
            text-align: left;
        }
        .compare-table thead th.col-hot {
            background: #18231d;
            color: var(--primary);
            box-shadow: inset 3px 0 0 var(--primary);
        }
        .compare-table tbody td {
            padding: 16px 14px;
            text-align: center;
            font-size: 0.92rem;
            border-bottom: 1px solid var(--border);
            color: var(--text-body);
            white-space: nowrap;
        }
        .compare-table tbody td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--text-dark);
            white-space: normal;
        }
        .compare-table tbody tr:nth-child(odd) {
            background: rgba(244, 246, 243, 0.7);
        }
        .compare-table tbody tr:last-child td {
            border-bottom: none;
        }
        .compare-table tbody td.col-hot {
            background: rgba(201, 244, 77, 0.12);
            box-shadow: inset 3px 0 0 var(--primary);
            font-weight: 700;
            color: var(--text-dark);
        }
        .yes {
            color: var(--primary);
            font-weight: 800;
        }
        .no {
            color: #bec7c1;
        }

        /* ===== Exclusive slider ===== */
        .exclusive-section {
            background: var(--bg-dark);
            padding: 100px 0;
        }
        .exl-head {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 40px;
        }
        .exl-head .bar {
            width: 4px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            flex-shrink: 0;
        }
        .exl-head h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            margin: 0;
        }
        .exl-head .en-watermark {
            font-size: 0.8rem;
            color: rgba(201, 244, 77, 0.35);
            letter-spacing: 2px;
            font-weight: 600;
            margin-left: auto;
            white-space: nowrap;
        }
        .exl-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scrollbar-width: none;
            padding-bottom: 10px;
        }
        .exl-scroll::-webkit-scrollbar {
            display: none;
        }
        .exl-card {
            flex: 0 0 260px;
            background: var(--bg-dark-2);
            border: 1px solid rgba(201, 244, 77, 0.15);
            border-radius: var(--radius);
            overflow: hidden;
            transition: border-color 0.2s ease, transform 0.2s ease;
        }
        .exl-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
        }
        .exl-cover {
            position: relative;
            height: 140px;
            overflow: hidden;
        }
        .exl-cover img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .exl-card:hover .exl-cover img {
            transform: scale(1.03);
        }
        .exl-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 4px 12px;
            font-size: 0.7rem;
            font-weight: 700;
        }
        .exl-info {
            padding: 16px;
        }
        .exl-info h3 {
            color: #e6f2e5;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .exl-info p {
            color: var(--text-on-dark);
            font-size: 0.8rem;
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
            padding: 80px 0;
        }
        .faq-left {
            position: sticky;
            top: 100px;
        }
        .faq-left h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .faq-left p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin: 0;
        }
        .faq-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border);
            border-radius: 0 !important;
        }
        .faq-accordion .accordion-button {
            background: transparent;
            box-shadow: none;
            padding: 20px 4px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .faq-accordion .accordion-button:hover {
            color: var(--text-dark);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(201, 244, 77, 0.06);
            box-shadow: inset 4px 0 0 var(--primary);
            border-radius: 4px;
        }
        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%232a3b32' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 6l6 6 6-6'/%3E%3C/svg%3E");
            background-size: 1rem;
            transition: transform 0.3s ease;
            width: 1rem;
            height: 1rem;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23c9f44d' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 6l6 6 6-6'/%3E%3C/svg%3E");
        }
        .faq-accordion .accordion-body {
            padding: 0 20px 24px 4px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .vip-cta-section {
            position: relative;
            background: var(--bg-dark);
            background-color: var(--bg-dark);
            background-image: linear-gradient(rgba(14, 21, 18, 0.88), rgba(14, 21, 18, 0.92)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            overflow: hidden;
        }
        .vip-cta-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }
        .vip-cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .cta-title span {
            color: var(--primary);
        }
        .cta-desc {
            color: var(--text-on-dark);
            font-size: 1rem;
            margin-bottom: 28px;
            max-width: 480px;
        }
        .cta-form-title {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .cta-form .form-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cta-form .form-control {
            height: 48px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(201, 244, 77, 0.3);
            color: #fff;
            padding: 0 22px;
            font-size: 0.95rem;
            min-width: 260px;
            flex: 1;
            transition: border-color 0.15s ease, box-shadow 0.15s ease;
        }
        .cta-form .form-control::placeholder {
            color: var(--text-on-dark);
        }
        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(201, 244, 77, 0.15);
            color: #fff;
            outline: none;
        }
        .cta-form .btn-submit {
            height: 48px;
            padding: 0 30px;
            border-radius: 50px;
            border: none;
            background: var(--primary);
            color: var(--text-dark);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            white-space: nowrap;
        }
        .cta-form .btn-submit:hover {
            background: var(--accent);
            color: #fff;
        }
        .form-error {
            display: none;
            margin-top: 12px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 6px 18px;
            font-size: 0.75rem;
            width: fit-content;
        }
        .form-success {
            display: none;
            margin-top: 12px;
            background: rgba(201, 244, 77, 0.15);
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: 50px;
            padding: 6px 18px;
            font-size: 0.75rem;
            width: fit-content;
        }
        .legal-note {
            margin-top: 14px;
            color: var(--text-muted);
            font-size: 0.7rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0b100d;
            padding: 64px 0 28px;
            border-top: 1px solid rgba(201, 244, 77, 0.12);
        }
        .site-footer h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-desc {
            color: var(--text-on-dark);
            font-size: 0.9rem;
            max-width: 260px;
            line-height: 1.8;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-on-dark);
            font-size: 0.9rem;
            transition: color 0.15s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
            text-decoration: underline dotted;
            text-underline-offset: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding-top: 24px;
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .footer-bottom .icp {
            font-size: 0.75rem;
            color: rgba(197, 208, 200, 0.6);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .nav-chips.desktop-nav {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .site-header.open .nav-chips.desktop-nav {
                display: flex;
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(14, 21, 18, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
                padding: 24px;
                z-index: 1090;
                overflow-y: auto;
            }
            .site-header.open .nav-chips .chip {
                width: 100%;
                justify-content: center;
                padding: 14px 18px;
                font-size: 1rem;
                background: rgba(255, 255, 255, 0.06);
                border-radius: 50px;
            }
            .site-header.open .nav-chips .chip.active {
                background: var(--primary);
                color: var(--text-dark);
            }
            .site-header.open .header-cta {
                display: block;
                position: fixed;
                left: 24px;
                right: 24px;
                bottom: 32px;
                z-index: 1090;
            }
            .site-header.open .header-cta .btn-header {
                width: 100%;
                padding: 14px;
            }
            .cat-hero {
                padding: 64px 0;
            }
            .cat-hero h1 {
                font-size: 2.1rem;
            }
            .section, .rank-section, .compare-section, .faq-section {
                padding: 60px 0;
            }
            .feature-section, .exclusive-section, .vip-cta-section {
                padding: 72px 0;
            }
            .cta-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 767.98px) {
            .cat-hero h1 {
                font-size: 1.75rem;
            }
            .cat-hero .cat-desc {
                font-size: 0.95rem;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-head h2 {
                font-size: 1.5rem;
            }
            .cat-hero .cat-actions .btn-green,
            .cat-hero .cat-actions .btn-ghost {
                width: 100%;
            }
            .feature-row {
                flex-wrap: wrap;
                gap: 16px;
                padding: 26px 0;
            }
            .feat-num {
                font-size: 2.25rem;
                min-width: 54px;
                text-align: left;
            }
            .feat-info {
                flex: 1 1 auto;
                min-width: 200px;
            }
            .feat-icon {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
            }
            .exl-head .en-watermark {
                display: none;
            }
            .faq-left {
                position: static;
                margin-bottom: 24px;
            }
            .cta-form .form-control {
                min-width: 100%;
            }
            .cta-form .btn-submit {
                width: 100%;
            }
            .vip-cta-section .btn-accent {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 575.98px) {
            .logo-text {
                font-size: 0.92rem;
            }
            .cat-hero {
                margin-top: 72px;
                padding: 48px 0;
            }
            .cat-hero h1 {
                font-size: 1.6rem;
                line-height: 1.3;
            }
            .cat-hero .cat-desc {
                font-size: 0.9rem;
            }
            .section, .rank-section, .compare-section, .faq-section {
                padding: 48px 0;
            }
            .feature-section, .exclusive-section, .vip-cta-section {
                padding: 56px 0;
            }
            .compare-table thead th,
            .compare-table tbody td {
                padding: 14px 10px;
                font-size: 0.85rem;
            }
            .exl-card {
                flex: 0 0 230px;
            }
            .cta-title {
                font-size: 1.5rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-dark: #0e1512;
            --bg-dark-2: #141d18;
            --bg-light: #f4f6f3;
            --bg-card: #ffffff;
            --primary: #c9f44d;
            --primary-hover: #b5e63a;
            --accent: #ff7a1a;
            --accent-hover: #e06600;
            --text-dark: #101512;
            --text-body: #2a3b32;
            --text-muted: #6d7a72;
            --text-on-dark: #c5d0c8;
            --border: rgba(0, 0, 0, 0.08);
            --border-dark: rgba(201, 244, 77, 0.25);
            --shadow-card: 0 2px 8px rgba(16, 21, 18, 0.06);
            --shadow-hover: 0 8px 24px rgba(16, 21, 18, 0.12);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
            background: var(--bg-light);
            color: var(--text-body);
            line-height: 1.9;
            font-size: 1.05rem;
            margin: 0;
        }

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

        a {
            color: var(--text-body);
            text-decoration: none;
            transition: all .2s ease;
        }

        a:hover {
            color: var(--text-body);
        }

        ul {
            padding-left: 0;
            margin: 0;
            list-style: none;
        }

        .container {
            max-width: 1200px;
        }

        .section-title {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.3;
            margin-bottom: 8px;
        }

        .section-title::before {
            content: '';
            flex-shrink: 0;
            width: 4px;
            height: 30px;
            border-radius: 4px;
            background: var(--primary);
        }

        .section-sub {
            color: var(--text-muted);
            max-width: 640px;
            margin-bottom: 40px;
        }

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

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            background: rgba(14, 21, 18, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(201, 244, 77, 0.15);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--text-dark);
            font-weight: 800;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo-text {
            color: #ffffff;
            font-weight: 700;
            font-size: 1rem;
            white-space: nowrap;
        }

        .logo-text .divider {
            margin: 0 5px;
            color: rgba(255, 255, 255, 0.35);
            font-weight: 400;
        }

        .nav-chips {
            display: inline-flex;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            font-size: 0.875rem;
            font-weight: 500;
            text-decoration: none;
            border: 1px solid transparent;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .chip:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #ffffff;
        }

        .chip.active {
            background: var(--primary);
            color: var(--text-dark);
            font-weight: 700;
        }

        .chip i {
            font-size: 1rem;
        }

        .header-cta .btn-header {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            border-radius: 50px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.875rem;
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .header-cta .btn-header:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 122, 26, 0.25);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: 0;
            color: #fff;
            font-size: 1.5rem;
            padding: 4px 8px;
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            gap: 12px;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 1029;
            background: rgba(14, 21, 18, 0.97);
            padding: 24px 20px 32px;
            border-bottom: 1px solid var(--border-dark);
        }

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

        .mobile-nav .chip {
            width: 100%;
            padding: 14px 20px;
            font-size: 1rem;
        }

        .mobile-nav .btn-header {
            width: 100%;
            justify-content: center;
            padding: 14px 20px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 700;
            text-align: center;
            margin-top: 8px;
        }

        /* ===== Cate Hero ===== */
        .cate-hero {
            margin-top: 72px;
            background: var(--bg-dark);
            color: #fff;
            padding: 96px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .cate-hero::before {
            content: '';
            position: absolute;
            right: -5%;
            top: -20%;
            width: 42%;
            height: 140%;
            background: rgba(201, 244, 77, 0.055);
            clip-path: polygon(28% 0, 100% 0, 84% 100%, 0 100%);
            pointer-events: none;
        }

        .cate-hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .cate-hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.2;
        }

        .cate-hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(14, 21, 18, 0.94) 30%, rgba(14, 21, 18, 0.68) 100%);
        }

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

        .cate-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-on-dark);
            font-size: 0.8125rem;
            margin-bottom: 28px;
        }

        .cate-breadcrumb a {
            color: var(--text-on-dark);
            text-decoration: none;
        }

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

        .cate-breadcrumb i {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .cate-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 244, 77, 0.12);
            border: 1px solid var(--border-dark);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .cate-hero h1 {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
        }

        .cate-hero h1 .hero-highlight {
            color: var(--primary);
        }

        .cate-hero .cate-lead {
            color: var(--text-on-dark);
            font-size: 1.125rem;
            max-width: 560px;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 28px;
        }

        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: 50px;
            background: var(--primary);
            color: var(--text-dark);
            font-weight: 700;
            font-size: 0.95rem;
            text-decoration: none;
            border: 1px solid transparent;
            transition: all 0.15s ease;
            cursor: pointer;
        }

        .btn-main:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 122, 26, 0.25);
        }

        .btn-main.outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--text-dark);
        }

        .btn-main.outline:hover {
            background: rgba(201, 244, 77, 0.1);
            color: var(--text-dark);
            box-shadow: none;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
        }

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

        .btn-lg {
            padding: 16px 40px;
            font-size: 1rem;
            height: 56px;
        }

        .btn-sm-chip {
            padding: 8px 20px;
            font-size: 0.8125rem;
        }

        .cate-hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-on-dark);
            font-size: 0.8125rem;
        }

        .cate-hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        /* ===== Main Content Two Columns ===== */
        .cate-main {
            padding: 80px 0;
            background: var(--bg-light);
        }

        .left-col .section-title {
            font-size: 1.6rem;
        }

        .left-col .section-title::before {
            height: 24px;
        }

        .main-card {
            background: var(--bg-card);
            border-radius: 14px;
            border: 1px solid transparent;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 40px;
            transition: all 0.2s ease;
        }

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

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

        .main-card .card-cover {
            padding: 0;
            position: relative;
            min-height: 220px;
            overflow: hidden;
        }

        .main-card .card-cover img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .main-card .card-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(180deg, transparent, rgba(14, 21, 18, 0.55));
        }

        .card-tag {
            position: absolute;
            z-index: 2;
            top: 16px;
            left: 16px;
            background: rgba(14, 21, 18, 0.78);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            border: 1px solid var(--border-dark);
            backdrop-filter: blur(6px);
        }

        .main-card .card-content {
            padding: 28px;
        }

        .main-card .card-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .main-card .card-content p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--text-body);
            text-decoration: none;
        }

        .card-link i {
            color: var(--accent);
            transition: transform 0.2s ease;
        }

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

        /* ===== Sidebar ===== */
        .side-sticky {
            position: sticky;
            top: 96px;
        }

        .side-card {
            background: var(--bg-card);
            border-radius: 14px;
            padding: 24px;
            box-shadow: var(--shadow-card);
            margin-bottom: 24px;
            border: 1px solid transparent;
            transition: border-color 0.2s ease;
        }

        .side-card:hover {
            border-color: rgba(201, 244, 77, 0.5);
        }

        .side-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .side-title i {
            color: var(--primary);
            font-size: 1.1rem;
        }

        .quick-list {
            border-top: 1px solid var(--border);
        }

        .quick-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 13px 2px;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
            color: var(--text-body);
            transition: all 0.2s ease;
        }

        .quick-item:hover {
            color: var(--text-dark);
            padding-left: 6px;
        }

        .quick-item i {
            color: var(--accent);
            font-size: 0.8rem;
            transition: transform 0.2s ease;
        }

        .quick-item:hover i {
            transform: translateX(3px);
        }

        .btn-main.full {
            width: 100%;
            margin-bottom: 14px;
        }

        .side-note {
            background: rgba(201, 244, 77, 0.08);
            border-radius: 12px;
            padding: 14px 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-top: 16px;
        }

        .side-note .note-icon {
            color: var(--primary);
            font-size: 1rem;
            margin-right: 6px;
        }

        .vip-card {
            background: linear-gradient(145deg, #141d18, #0e1512);
            border-radius: 14px;
            padding: 24px;
            color: #fff;
            margin-bottom: 24px;
            border: 1px solid var(--border-dark);
        }

        .vip-card h4 {
            color: var(--primary);
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 10px;
        }

        .vip-card p {
            color: var(--text-on-dark);
            font-size: 0.8125rem;
            margin-bottom: 18px;
            line-height: 1.8;
        }

        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 14px;
            border-radius: 50px;
            border: 1px solid rgba(201, 244, 77, 0.45);
            color: var(--text-body);
            font-size: 0.8rem;
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .tag:hover {
            background: rgba(201, 244, 77, 0.14);
            border-color: var(--primary);
        }

        .tag i {
            font-size: 0.75rem;
            color: var(--accent);
        }

        /* ===== Live Rail ===== */
        .live-rail {
            background: var(--bg-dark-2);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }

        .live-rail::after {
            content: 'MILAN SPORTS';
            position: absolute;
            right: -10px;
            top: 22px;
            font-size: 4rem;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.04);
            letter-spacing: 0.08em;
            line-height: 1;
            pointer-events: none;
            white-space: nowrap;
        }

        .live-rail .section-title {
            color: #fff;
        }

        .live-rail .section-sub {
            color: var(--text-on-dark);
        }

        .rail-container {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding: 4px 4px 20px;
            scrollbar-width: none;
        }

        .rail-container::-webkit-scrollbar {
            display: none;
        }

        .rail-card {
            min-width: 280px;
            max-width: 280px;
            background: #18211c;
            border: 1px solid rgba(201, 244, 77, 0.15);
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.2s ease;
        }

        .rail-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(14, 21, 18, 0.5);
        }

        .rail-cover {
            height: 150px;
            overflow: hidden;
            position: relative;
        }

        .rail-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .rail-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 50px;
        }

        .rail-body {
            padding: 18px;
        }

        .rail-match {
            font-size: 0.8rem;
            color: var(--text-on-dark);
            margin-bottom: 6px;
            display: flex;
            justify-content: space-between;
        }

        .rail-teams {
            font-size: 0.95rem;
            font-weight: 700;
            color: #eef6ec;
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .rail-time {
            color: var(--text-on-dark);
            font-size: 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .rail-time i {
            color: var(--primary);
        }

        .rail-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 10px;
            color: var(--primary);
            font-size: 0.8125rem;
            font-weight: 600;
        }

        .rail-link i {
            transition: transform 0.2s ease;
        }

        .rail-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Feature Band ===== */
        .feature-band {
            background: var(--bg-dark);
            padding: 96px 0 88px;
            position: relative;
            overflow: hidden;
        }

        .feature-band::before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), transparent);
            opacity: 0.5;
        }

        .feature-band .section-title {
            color: #fff;
        }

        .feature-band .section-sub {
            color: var(--text-on-dark);
        }

        .feature-list {
            position: relative;
            z-index: 2;
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 28px;
            padding: 32px 0;
            border-bottom: 1px solid rgba(201, 244, 77, 0.15);
        }

        .feature-item:last-child {
            border-bottom: 0;
        }

        .feature-num {
            flex-shrink: 0;
            font-size: 1.6rem;
            font-weight: 900;
            line-height: 1;
            color: transparent;
            -webkit-text-stroke: 1.5px var(--primary);
            width: 60px;
        }

        .feature-content {
            flex: 1;
            max-width: 640px;
        }

        .feature-content h3 {
            color: #fff;
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .feature-content p {
            color: var(--text-on-dark);
            font-size: 0.95rem;
            margin: 0;
        }

        .feature-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 244, 77, 0.1);
            border: 1px solid var(--border-dark);
            color: var(--primary);
            font-size: 1.4rem;
            transition: all 0.2s ease;
        }

        .feature-item:hover .feature-icon {
            background: rgba(255, 122, 26, 0.14);
            color: var(--accent);
            border-color: rgba(255, 122, 26, 0.45);
            box-shadow: 0 0 0 8px rgba(255, 122, 26, 0.12);
        }

        /* ===== Scene Block ===== */
        .scene-block {
            padding: 96px 0;
            background: var(--bg-light);
        }

        .scene-card {
            background: var(--bg-card);
            border-radius: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.2s ease;
            margin-bottom: 24px;
            border: 1px solid transparent;
        }

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

        .scene-pic {
            height: 180px;
            overflow: hidden;
            clip-path: polygon(0 0, 100% 0, 100% 80%, 0 100%);
        }

        .scene-pic img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .scene-card:hover .scene-pic img {
            transform: scale(1.04);
        }

        .scene-body {
            padding: 22px;
        }

        .scene-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .scene-body p {
            color: var(--text-muted);
            font-size: 0.875rem;
            line-height: 1.8;
            margin: 0;
        }

        .scene-icon {
            color: var(--accent);
            margin-bottom: 12px;
            font-size: 1.4rem;
        }

        /* ===== Steps Block ===== */
        .steps-block {
            padding: 80px 0 96px;
            background: var(--bg-card);
            border-top: 1px solid var(--border);
        }

        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .step-item {
            position: relative;
            padding: 28px 24px;
            background: var(--bg-light);
            border-radius: 14px;
            border-left: 4px solid var(--primary);
            transition: all 0.2s ease;
        }

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

        .step-num {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--bg-dark);
            color: var(--primary);
            font-weight: 800;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

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

        .step-item p {
            color: var(--text-muted);
            font-size: 0.875rem;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-block {
            padding: 96px 0;
            background: var(--bg-light);
        }

        .faq-heading {
            position: sticky;
            top: 96px;
            padding-right: 24px;
            margin-bottom: 32px;
        }

        .faq-heading h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .faq-heading p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .accordion-item {
            background: transparent;
            border: 0;
            border-bottom: 1px solid var(--border);
        }

        .accordion-button {
            background: transparent;
            color: var(--text-body);
            font-weight: 600;
            font-size: 1rem;
            padding: 22px 40px 22px 0;
            box-shadow: none;
            border: 0;
            border-radius: 0;
            transition: all 0.2s ease;
        }

        .accordion-button:hover {
            color: var(--text-dark);
        }

        .accordion-button:not(.collapsed) {
            background: rgba(201, 244, 77, 0.07);
            color: var(--text-dark);
            border-left: 4px solid var(--primary);
            padding-left: 16px;
        }

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

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23c9f44d' class='bi bi-chevron-down' viewBox='0 0 16 16'%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");
            background-size: 1rem;
            transition: transform 0.2s ease;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(-180deg);
            filter: invert(1) brightness(2);
        }

        .accordion-body {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.9;
            padding: 0 24px 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-band {
            background: var(--bg-dark);
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

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

        .cta-inner h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 14px;
        }

        .cta-inner h2 span {
            color: var(--primary);
        }

        .cta-inner p {
            color: var(--text-on-dark);
            max-width: 560px;
            margin-bottom: 28px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .cta-form-wrap {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 18px;
            padding: 28px;
            border: 1px solid rgba(201, 244, 77, 0.2);
        }

        .cta-form-wrap h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }

        .cta-form-wrap p {
            color: var(--text-on-dark);
            font-size: 0.8125rem;
            margin-bottom: 16px;
        }

        .cta-form-wrap .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(201, 244, 77, 0.3);
            color: #fff;
            height: 48px;
            border-radius: 50px;
            padding: 0 24px;
            font-size: 0.9rem;
        }

        .cta-form-wrap .form-control::placeholder {
            color: var(--text-on-dark);
        }

        .cta-form-wrap .form-control:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(201, 244, 77, 0.15);
            color: #fff;
        }

        .cta-form-wrap .btn-main {
            width: 100%;
            margin-top: 12px;
        }

        .form-note {
            font-size: 0.7rem;
            color: var(--text-muted);
            margin-top: 10px;
            text-align: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0a100d;
            color: var(--text-on-dark);
            padding: 80px 0 32px;
            border-top: 1px solid rgba(201, 244, 77, 0.12);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
        }

        .footer-desc {
            color: var(--text-muted);
            font-size: 0.875rem;
            max-width: 260px;
            line-height: 1.8;
        }

        .site-footer h5 {
            color: var(--primary);
            font-size: 0.9375rem;
            font-weight: 700;
            margin-bottom: 18px;
        }

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

        .footer-links a {
            color: var(--text-on-dark);
            font-size: 0.875rem;
            text-decoration: none;
            transition: all 0.2s ease;
            border-bottom: 1px dashed transparent;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 32px;
            padding-top: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            color: var(--text-muted);
            font-size: 0.75rem;
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .desktop-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .mobile-toggle {
                display: inline-flex;
            }

            .cate-hero h1 {
                font-size: 2.2rem;
            }

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

            .faq-heading {
                position: static;
            }

            .side-sticky {
                position: static;
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 1rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .cate-hero {
                padding: 72px 0 56px;
            }

            .cate-hero h1 {
                font-size: 1.9rem;
            }

            .cate-main {
                padding: 56px 0;
            }

            .main-card .card-cover {
                min-height: 180px;
            }

            .main-card .card-content {
                padding: 20px;
            }

            .live-rail {
                padding: 64px 0;
            }

            .feature-band {
                padding: 56px 0;
            }

            .feature-item {
                flex-wrap: wrap;
                gap: 14px;
                padding: 24px 0;
            }

            .feature-num {
                font-size: 1.2rem;
                width: 40px;
            }

            .feature-icon {
                margin-left: auto;
            }

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

            .steps-block {
                padding: 48px 0 56px;
            }

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

            .cta-band {
                padding: 64px 0;
            }

            .cta-inner h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 576px) {
            .cate-hero h1 {
                font-size: 1.75rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

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

            .cate-hero-meta {
                gap: 12px;
                font-size: 0.75rem;
            }

            .main-card .card-content h3 {
                font-size: 1.05rem;
            }

            .rail-card {
                min-width: 240px;
                max-width: 240px;
            }

            .feature-content p {
                font-size: 0.875rem;
            }

            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-actions .btn-main {
                width: 100%;
            }
        }