/* roulang page: index */
:root {
        --bg-primary: #0D0B10;
        --bg-secondary: #131318;
        --bg-card: #1A1A21;
        --bg-card-hover: #222229;
        --text-primary: #F5F5F7;
        --text-secondary: #B0B0B8;
        --text-muted: #7A7A84;
        --accent-red: #FF2D55;
        --accent-red-hover: #FF4D70;
        --accent-gold: #FFB800;
        --accent-lime: #C6FF00;
        --border-default: rgba(255,255,255,0.08);
        --border-hover: rgba(255,45,85,0.55);
        --border-gold: rgba(255,184,0,0.4);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-full: 999px;
        --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
        --shadow-card-hover: 0 12px 36px rgba(0,0,0,0.5);
        --transition-fast: 0.2s ease;
        --transition-base: 0.35s ease;
        --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        --max-width: 1200px;
        --header-height: 68px;
    }

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

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

    body {
        font-family: var(--font-sans);
        font-size: 15px;
        line-height: 1.8;
        color: var(--text-primary);
        background-color: var(--bg-primary);
        min-height: 100vh;
        overflow-x: hidden;
    }

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

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

    button, input, textarea, select {
        font-family: inherit;
        font-size: inherit;
        outline: none;
        border: none;
        background: none;
    }

    button {
        cursor: pointer;
    }

    .container {
        max-width: var(--max-width);
        margin: 0 auto;
        padding: 0 24px;
    }

    /* Header & Navigation */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background-color: rgba(13, 11, 16, 0.92);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-default);
        transition: box-shadow var(--transition-base);
    }

    .site-header.scrolled {
        box-shadow: 0 4px 30px rgba(0,0,0,0.5);
    }

    .nav-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px 24px;
        padding: 12px 0;
    }

    .nav-logo {
        font-size: 20px;
        font-weight: 800;
        letter-spacing: 0.02em;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 10px;
        white-space: nowrap;
    }

    .nav-logo .logo-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: var(--accent-red);
        box-shadow: 0 0 12px rgba(255,45,85,0.8);
        flex-shrink: 0;
        animation: pulse-dot 2s ease-in-out infinite;
    }

    @keyframes pulse-dot {
        0%, 100% { box-shadow: 0 0 8px rgba(255,45,85,0.6); }
        50% { box-shadow: 0 0 20px rgba(255,45,85,1); }
    }

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

    .nav-links a {
        display: inline-flex;
        align-items: center;
        padding: 8px 16px;
        font-size: 14px;
        font-weight: 600;
        color: var(--text-secondary);
        border-radius: var(--radius-full);
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .nav-links a:hover {
        color: var(--text-primary);
        background-color: rgba(255,255,255,0.06);
    }

    .nav-links a.active {
        color: var(--text-primary);
        background-color: rgba(255,45,85,0.12);
        border: 1px solid rgba(255,45,85,0.35);
    }

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

    .nav-chip {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 6px 14px;
        font-size: 12px;
        font-weight: 600;
        border-radius: var(--radius-full);
        border: 1px solid var(--border-default);
        background-color: rgba(255,255,255,0.03);
        color: var(--text-secondary);
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .nav-chip:hover {
        border-color: var(--accent-red);
        color: var(--text-primary);
        background-color: rgba(255,45,85,0.08);
    }

    .nav-chip .chip-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--accent-gold);
        flex-shrink: 0;
    }

    .nav-chip.highlight {
        border-color: rgba(255,184,0,0.45);
        background-color: rgba(255,184,0,0.1);
        color: var(--accent-gold);
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        gap: 5px;
        width: 40px;
        height: 40px;
        padding: 10px 8px;
        background: none;
        border: 1px solid var(--border-default);
        border-radius: var(--radius-sm);
        transition: all var(--transition-fast);
    }

    .nav-toggle:hover {
        border-color: var(--accent-red);
    }

    .nav-toggle span {
        display: block;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: all var(--transition-base);
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Hero - Creator Profile Style */
    .hero-section {
        position: relative;
        background-image: linear-gradient(180deg, rgba(13,11,16,0.7) 0%, rgba(13,11,16,0.95) 100%), url('/assets/images/546c68879f4d60c4.webp');
        background-size: cover;
        background-position: center;
        padding: 80px 0 60px;
        border-bottom: 1px solid var(--border-default);
        overflow: hidden;
    }

    .hero-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 70% 30%, rgba(255,45,85,0.08) 0%, transparent 60%);
        pointer-events: none;
    }

    .hero-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: center;
        position: relative;
        z-index: 1;
    }

    .hero-left {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .hero-profile {
        display: flex;
        align-items: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero-avatar {
        width: 72px;
        height: 72px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--accent-red), var(--accent-gold));
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 28px;
        font-weight: 900;
        color: #fff;
        border: 3px solid rgba(255,255,255,0.2);
        flex-shrink: 0;
        box-shadow: 0 8px 30px rgba(255,45,85,0.35);
    }

    .hero-profile-info {
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .hero-profile-name {
        font-size: 22px;
        font-weight: 800;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }

    .hero-verified-badge {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 2px 10px;
        font-size: 11px;
        font-weight: 700;
        background: rgba(198,255,0,0.15);
        color: var(--accent-lime);
        border: 1px solid rgba(198,255,0,0.35);
        border-radius: var(--radius-full);
    }

    .hero-profile-desc {
        font-size: 13px;
        color: var(--text-muted);
    }

    .hero-h1 {
        font-size: 38px;
        font-weight: 900;
        line-height: 1.3;
        color: var(--text-primary);
        letter-spacing: 0.01em;
    }

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

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

    .hero-subtitle {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.9;
        max-width: 520px;
    }

    .hero-cta-group {
        display: flex;
        align-items: center;
        gap: 14px;
        flex-wrap: wrap;
        margin-top: 8px;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 12px 28px;
        font-size: 15px;
        font-weight: 700;
        border-radius: var(--radius-md);
        transition: all var(--transition-fast);
        white-space: nowrap;
        letter-spacing: 0.01em;
    }

    .btn-primary {
        background: var(--accent-red);
        color: #fff;
        border: 2px solid var(--accent-red);
        box-shadow: 0 4px 20px rgba(255,45,85,0.35);
    }

    .btn-primary:hover {
        background: var(--accent-red-hover);
        border-color: var(--accent-red-hover);
        transform: translateY(-2px);
        box-shadow: 0 8px 28px rgba(255,45,85,0.5);
    }

    .btn-primary:active {
        transform: translateY(0);
        box-shadow: 0 2px 12px rgba(255,45,85,0.3);
    }

    .btn-ghost {
        background: transparent;
        color: var(--text-primary);
        border: 2px solid var(--border-default);
    }

    .btn-ghost:hover {
        border-color: var(--accent-gold);
        color: var(--accent-gold);
        transform: translateY(-2px);
    }

    .btn:focus-visible {
        outline: 2px solid var(--accent-gold);
        outline-offset: 3px;
    }

    .hero-right {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .hero-stats-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .hero-stat-card {
        background: rgba(26,26,33,0.85);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        padding: 20px 18px;
        display: flex;
        flex-direction: column;
        gap: 6px;
        transition: all var(--transition-base);
    }

    .hero-stat-card:hover {
        border-color: var(--border-hover);
        background: rgba(34,34,41,0.95);
        transform: translateY(-3px);
    }

    .hero-stat-number {
        font-size: 32px;
        font-weight: 900;
        color: var(--accent-gold);
        line-height: 1.2;
    }

    .hero-stat-label {
        font-size: 13px;
        color: var(--text-secondary);
        font-weight: 500;
    }

    /* Section Common */
    .section-block {
        padding: 64px 0;
        position: relative;
    }

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

    .section-header {
        display: flex;
        flex-direction: column;
        gap: 12px;
        margin-bottom: 36px;
    }

    .section-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
        font-weight: 700;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--accent-red);
        align-self: flex-start;
    }

    .section-tag::before {
        content: '';
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--accent-red);
        box-shadow: 0 0 10px rgba(255,45,85,0.7);
    }

    .section-title {
        font-size: 26px;
        font-weight: 800;
        color: var(--text-primary);
        line-height: 1.4;
    }

    .section-desc {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.8;
        max-width: 680px;
    }

    /* KPI Board */
    .kpi-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .kpi-card {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        padding: 24px 20px;
        display: flex;
        flex-direction: column;
        gap: 8px;
        transition: all var(--transition-base);
        position: relative;
        overflow: hidden;
    }

    .kpi-card::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--accent-red), var(--accent-gold));
        opacity: 0;
        transition: opacity var(--transition-base);
    }

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

    .kpi-card:hover::after {
        opacity: 1;
    }

    .kpi-value {
        font-size: 36px;
        font-weight: 900;
        color: var(--text-primary);
        line-height: 1.2;
    }

    .kpi-value .unit {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-muted);
        margin-left: 4px;
    }

    .kpi-label {
        font-size: 13px;
        color: var(--text-secondary);
        font-weight: 500;
    }

    .kpi-trend {
        font-size: 12px;
        font-weight: 700;
        color: var(--accent-lime);
    }

    /* Service Matrix */
    .service-matrix {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .service-card {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: all var(--transition-base);
        display: flex;
        flex-direction: column;
    }

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

    .service-card.featured {
        grid-row: span 2;
    }

    .service-card-img {
        position: relative;
        height: 160px;
        overflow: hidden;
    }

    .service-card.featured .service-card-img {
        height: 240px;
    }

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

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

    .service-card-img::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 40%, rgba(13,11,16,0.9) 100%);
    }

    .service-card-body {
        padding: 18px 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        flex: 1;
    }

    .service-card-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-primary);
        line-height: 1.5;
    }

    .service-card-desc {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.7;
        flex: 1;
    }

    .service-card-tag {
        display: inline-flex;
        align-items: center;
        align-self: flex-start;
        padding: 4px 12px;
        font-size: 11px;
        font-weight: 700;
        border-radius: var(--radius-full);
        background: rgba(255,184,0,0.12);
        color: var(--accent-gold);
        border: 1px solid rgba(255,184,0,0.3);
    }

    /* Comparison */
    .comparison-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .comparison-card {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        transition: all var(--transition-base);
    }

    .comparison-card:hover {
        border-color: var(--border-hover);
    }

    .comparison-card.winner {
        border-color: rgba(255,184,0,0.45);
        box-shadow: 0 0 40px rgba(255,184,0,0.08);
    }

    .comparison-card-title {
        font-size: 18px;
        font-weight: 800;
        color: var(--text-primary);
        margin-bottom: 4px;
    }

    .comparison-card-sub {
        font-size: 12px;
        color: var(--text-muted);
        margin-bottom: 20px;
    }

    .comparison-list {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .comparison-list li {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 14px;
        color: var(--text-secondary);
        padding: 8px 0;
        border-bottom: 1px solid rgba(255,255,255,0.04);
    }

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

    .comparison-check {
        color: var(--accent-lime);
        font-weight: 700;
    }

    .comparison-cross {
        color: var(--text-muted);
        font-weight: 700;
    }

    /* Timeline / Milestone */
    .timeline-track {
        display: flex;
        flex-direction: column;
        gap: 0;
        position: relative;
        padding-left: 32px;
    }

    .timeline-track::before {
        content: '';
        position: absolute;
        left: 10px;
        top: 8px;
        bottom: 8px;
        width: 2px;
        background: linear-gradient(180deg, var(--accent-red), var(--accent-gold), rgba(255,255,255,0.1));
    }

    .timeline-item {
        position: relative;
        padding: 16px 0;
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .timeline-item::before {
        content: '';
        position: absolute;
        left: -27px;
        top: 24px;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--accent-red);
        border: 3px solid var(--bg-primary);
        box-shadow: 0 0 14px rgba(255,45,85,0.6);
    }

    .timeline-item.year {
        font-size: 12px;
        font-weight: 700;
        color: var(--accent-gold);
        letter-spacing: 0.05em;
    }

    .timeline-item h4 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-primary);
    }

    .timeline-item p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
    }

    /* CMS News List */
    .news-list-layout {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 24px;
    }

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

    .news-card {
        display: flex;
        gap: 16px;
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        padding: 16px;
        transition: all var(--transition-base);
    }

    .news-card:hover {
        border-color: var(--border-hover);
        background: var(--bg-card-hover);
        transform: translateX(4px);
    }

    .news-card-thumb {
        flex-shrink: 0;
        width: 100px;
        height: 70px;
        border-radius: var(--radius-sm);
        overflow: hidden;
    }

    .news-card-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .news-card-content {
        display: flex;
        flex-direction: column;
        gap: 6px;
        flex: 1;
        min-width: 0;
    }

    .news-card-title {
        font-size: 15px;
        font-weight: 700;
        color: var(--text-primary);
        line-height: 1.5;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .news-card-desc {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-card-meta {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 11px;
        color: var(--text-muted);
    }

    .news-card-category {
        padding: 2px 8px;
        border-radius: var(--radius-full);
        background: rgba(255,45,85,0.1);
        color: var(--accent-red);
        font-weight: 600;
        font-size: 11px;
    }

    .news-empty {
        padding: 40px 24px;
        text-align: center;
        background: var(--bg-card);
        border: 1px dashed var(--border-default);
        border-radius: var(--radius-md);
        color: var(--text-muted);
        font-size: 14px;
    }

    .news-sidebar {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .news-sidebar-card {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        padding: 20px;
    }

    .news-sidebar-title {
        font-size: 15px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .news-sidebar-title .side-icon {
        color: var(--accent-red);
    }

    /* Hot Topics */
    .topics-scroll {
        display: flex;
        gap: 16px;
        overflow-x: auto;
        padding-bottom: 16px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .topics-scroll::-webkit-scrollbar {
        height: 4px;
    }
    .topics-scroll::-webkit-scrollbar-track {
        background: rgba(255,255,255,0.04);
        border-radius: 4px;
    }
    .topics-scroll::-webkit-scrollbar-thumb {
        background: var(--accent-red);
        border-radius: 4px;
    }

    .topic-card {
        flex: 0 0 240px;
        scroll-snap-align: start;
        border-radius: var(--radius-md);
        overflow: hidden;
        border: 1px solid var(--border-default);
        background: var(--bg-card);
        transition: all var(--transition-base);
        position: relative;
    }

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

    .topic-card-img {
        height: 130px;
        overflow: hidden;
    }

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

    .topic-card:hover .topic-card-img img {
        transform: scale(1.08);
    }

    .topic-card-body {
        padding: 14px 16px;
    }

    .topic-card-title {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
        line-height: 1.5;
    }

    /* Ranking */
    .ranking-list {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .ranking-item {
        display: flex;
        align-items: center;
        gap: 14px;
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        padding: 12px 16px;
        transition: all var(--transition-fast);
    }

    .ranking-item:hover {
        border-color: var(--border-hover);
        background: var(--bg-card-hover);
    }

    .ranking-number {
        font-size: 22px;
        font-weight: 900;
        color: var(--accent-gold);
        width: 40px;
        text-align: center;
        flex-shrink: 0;
    }

    .ranking-item:nth-child(1) .ranking-number { color: #FFD700; }
    .ranking-item:nth-child(2) .ranking-number { color: #C0C0C0; }
    .ranking-item:nth-child(3) .ranking-number { color: #CD7F32; }

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

    .ranking-title {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .ranking-meta {
        font-size: 11px;
        color: var(--text-muted);
    }

    .ranking-badge {
        font-size: 11px;
        font-weight: 700;
        padding: 4px 10px;
        border-radius: var(--radius-full);
        background: rgba(255,45,85,0.12);
        color: var(--accent-red);
        white-space: nowrap;
    }

    .ranking-badge.hot {
        background: rgba(255,184,0,0.14);
        color: var(--accent-gold);
    }

    /* Platform Guarantee */
    .guarantee-grid {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 14px;
    }

    .guarantee-item {
        text-align: center;
        padding: 22px 14px;
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        transition: all var(--transition-base);
    }

    .guarantee-item:hover {
        border-color: var(--border-gold);
        transform: translateY(-3px);
    }

    .guarantee-icon {
        font-size: 28px;
        margin-bottom: 10px;
        color: var(--accent-gold);
    }

    .guarantee-item h4 {
        font-size: 13px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 4px;
    }

    .guarantee-item p {
        font-size: 11px;
        color: var(--text-muted);
        line-height: 1.5;
    }

    /* Quick Steps */
    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
    }

    .step-card {
        padding: 24px 20px;
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-md);
        transition: all var(--transition-base);
        position: relative;
    }

    .step-card:hover {
        border-color: var(--border-hover);
        transform: translateY(-3px);
    }

    .step-number {
        font-size: 42px;
        font-weight: 900;
        color: rgba(255,45,85,0.35);
        line-height: 1;
        margin-bottom: 12px;
    }

    .step-card h4 {
        font-size: 15px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 6px;
    }

    .step-card p {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.6;
    }

    /* Mobile Shortcut */
    .mobile-shortcut {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 32px;
        align-items: center;
    }

    .mobile-shortcut-text h3 {
        font-size: 22px;
        font-weight: 800;
        color: var(--text-primary);
        margin-bottom: 12px;
    }

    .mobile-shortcut-text p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.8;
        margin-bottom: 16px;
    }

    .mobile-shortcut-text .feature-list {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .mobile-shortcut-text .feature-list li {
        font-size: 13px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .mobile-shortcut-text .feature-list li::before {
        content: '✓';
        color: var(--accent-lime);
        font-weight: 700;
    }

    .mobile-shortcut-visual {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-lg);
        padding: 28px;
        text-align: center;
        transition: all var(--transition-base);
    }

    .mobile-shortcut-visual:hover {
        border-color: var(--border-hover);
    }

    .mobile-shortcut-visual .qr-placeholder {
        width: 140px;
        height: 140px;
        margin: 0 auto 16px;
        background: linear-gradient(135deg, rgba(255,45,85,0.15), rgba(255,184,0,0.15));
        border: 2px dashed var(--border-default);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        color: var(--text-muted);
    }

    .mobile-shortcut-visual p {
        font-size: 13px;
        color: var(--text-secondary);
    }

    /* FAQ */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

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

    .faq-item:hover {
        border-color: rgba(255,255,255,0.14);
    }

    .faq-item.open {
        border-color: var(--border-hover);
        background: var(--bg-card-hover);
    }

    .faq-question {
        width: 100%;
        padding: 18px 22px;
        font-size: 15px;
        font-weight: 700;
        color: var(--text-primary);
        text-align: left;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        transition: all var(--transition-fast);
    }

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

    .faq-question .faq-arrow {
        font-size: 16px;
        color: var(--text-muted);
        transition: transform var(--transition-base);
        flex-shrink: 0;
    }

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

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.3s ease;
        padding: 0 22px;
    }

    .faq-item.open .faq-answer {
        max-height: 300px;
        padding: 0 22px 18px;
    }

    .faq-answer p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.75;
    }

    /* CTA Form */
    .cta-section {
        background: linear-gradient(135deg, rgba(255,45,85,0.08), rgba(255,184,0,0.05)), var(--bg-secondary);
        border-top: 1px solid var(--border-default);
        border-bottom: 1px solid var(--border-default);
    }

    .cta-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: center;
    }

    .cta-text h3 {
        font-size: 24px;
        font-weight: 800;
        color: var(--text-primary);
        margin-bottom: 12px;
    }

    .cta-text p {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.8;
    }

    .cta-form-card {
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-lg);
        padding: 28px;
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .form-group {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .form-group label {
        font-size: 13px;
        font-weight: 600;
        color: var(--text-secondary);
    }

    .form-group input,
    .form-group textarea {
        background: rgba(255,255,255,0.04);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-sm);
        padding: 12px 14px;
        font-size: 14px;
        color: var(--text-primary);
        transition: all var(--transition-fast);
    }

    .form-group input:focus,
    .form-group textarea:focus {
        border-color: var(--accent-red);
        box-shadow: 0 0 0 3px rgba(255,45,85,0.15);
        outline: none;
    }

    .form-group input::placeholder,
    .form-group textarea::placeholder {
        color: var(--text-muted);
    }

    .form-submit {
        background: var(--accent-red);
        color: #fff;
        border: 2px solid var(--accent-red);
        border-radius: var(--radius-sm);
        padding: 14px 24px;
        font-size: 15px;
        font-weight: 700;
        margin-top: 4px;
        transition: all var(--transition-fast);
    }

    .form-submit:hover {
        background: var(--accent-red-hover);
        border-color: var(--accent-red-hover);
        transform: translateY(-2px);
    }

    /* Daily Update Chips */
    .update-chips {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .update-chip {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 20px;
        background: var(--bg-card);
        border: 1px solid var(--border-default);
        border-radius: var(--radius-full);
        font-size: 13px;
        font-weight: 600;
        color: var(--text-secondary);
        transition: all var(--transition-fast);
    }

    .update-chip:hover {
        border-color: var(--accent-gold);
        color: var(--text-primary);
    }

    .update-chip .chip-count {
        background: var(--accent-red);
        color: #fff;
        padding: 2px 8px;
        border-radius: var(--radius-full);
        font-size: 11px;
        font-weight: 800;
    }

    /* Usage Note */
    .note-box {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        background: rgba(255,184,0,0.06);
        border: 1px solid rgba(255,184,0,0.2);
        border-radius: var(--radius-md);
        padding: 20px 24px;
    }

    .note-box .note-icon {
        font-size: 20px;
        color: var(--accent-gold);
        flex-shrink: 0;
    }

    .note-box p {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.75;
    }

    /* Footer */
    .site-footer {
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-default);
        padding: 48px 0 28px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
        gap: 32px;
        padding-bottom: 32px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    .footer-brand .footer-logo {
        font-size: 18px;
        font-weight: 800;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 12px;
    }

    .footer-brand .footer-logo .logo-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--accent-red);
    }

    .footer-brand p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    .footer-col h5 {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 14px;
    }

    .footer-col ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .footer-col ul a {
        font-size: 13px;
        color: var(--text-muted);
        transition: color var(--transition-fast);
    }

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

    .footer-bottom {
        padding-top: 20px;
        text-align: center;
        font-size: 12px;
        color: var(--text-muted);
    }

    /* Back to top */
    .back-to-top {
        position: fixed;
        bottom: 30px;
        right: 30px;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: var(--accent-red);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        font-weight: 700;
        border: 2px solid rgba(255,255,255,0.2);
        box-shadow: 0 4px 20px rgba(255,45,85,0.4);
        transition: all var(--transition-fast);
        opacity: 0;
        visibility: hidden;
        z-index: 999;
    }

    .back-to-top.visible {
        opacity: 1;
        visibility: visible;
    }

    .back-to-top:hover {
        background: var(--accent-red-hover);
        transform: translateY(-3px);
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .kpi-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .guarantee-grid {
            grid-template-columns: repeat(3, 1fr);
        }
        .steps-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .service-matrix {
            grid-template-columns: repeat(2, 1fr);
        }
        .news-list-layout {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }

    @media (max-width: 768px) {
        .nav-wrapper {
            flex-direction: column;
            align-items: stretch;
        }
        .nav-logo-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-toggle {
            display: flex;
        }
        .nav-links {
            display: none;
            flex-direction: column;
            gap: 4px;
        }
        .nav-links.open {
            display: flex;
        }
        .nav-links a {
            padding: 10px 14px;
            width: 100%;
        }
        .nav-chips {
            overflow-x: auto;
            flex-wrap: nowrap;
            padding-bottom: 6px;
            scrollbar-width: none;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }
        .hero-content {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .hero-h1 {
            font-size: 28px;
        }
        .hero-stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .comparison-grid {
            grid-template-columns: 1fr;
        }
        .kpi-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        .kpi-value {
            font-size: 26px;
        }
        .service-matrix {
            grid-template-columns: 1fr;
        }
        .service-card.featured {
            grid-row: auto;
        }
        .guarantee-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-grid {
            grid-template-columns: 1fr;
        }
        .mobile-shortcut {
            grid-template-columns: 1fr;
        }
        .cta-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .section-block {
            padding: 48px 0;
        }
        .section-title {
            font-size: 22px;
        }
        .news-card {
            flex-direction: column;
        }
        .news-card-thumb {
            width: 100%;
            height: 120px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .hero-h1 {
            font-size: 24px;
        }
        .hero-stat-number {
            font-size: 24px;
        }
        .kpi-grid {
            grid-template-columns: 1fr 1fr;
        }
        .guarantee-grid {
            grid-template-columns: 1fr;
        }
        .footer-grid {
            grid-template-columns: 1fr;
        }
        .ranking-number {
            font-size: 16px;
            width: 28px;
        }
        .ranking-badge {
            display: none;
        }
        .back-to-top {
            bottom: 16px;
            right: 16px;
            width: 38px;
            height: 38px;
        }
    }

/* roulang page: category1 */
:root {
            --bg-primary: #0D0B10;
            --bg-secondary: #131318;
            --bg-card: #1A1A21;
            --bg-card-hover: #222229;
            --text-primary: #F5F5F7;
            --text-secondary: #B0B0B8;
            --text-muted: #7A7A84;
            --accent-red: #FF2D55;
            --accent-red-hover: #FF4D70;
            --accent-gold: #FFB800;
            --accent-lime: #C6FF00;
            --border-default: rgba(255,255,255,0.08);
            --border-hover: rgba(255,45,85,0.55);
            --border-gold: rgba(255,184,0,0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
            --shadow-card-hover: 0 12px 36px rgba(0,0,0,0.5);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(13, 11, 16, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-default);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 12px 0;
        }

        .nav-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .nav-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 12px rgba(255,45,85,0.8);
            flex-shrink: 0;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.85); }
        }

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

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background-color: rgba(255,255,255,0.06);
        }

        .nav-links a.active {
            color: var(--text-primary);
            background-color: rgba(255,45,85,0.12);
            border: 1px solid rgba(255,45,85,0.35);
        }

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

        .nav-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-default);
            background-color: rgba(255,255,255,0.03);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-chip:hover {
            border-color: var(--accent-red);
            color: var(--text-primary);
            background-color: rgba(255,45,85,0.08);
        }

        .nav-chip .chip-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-gold);
            flex-shrink: 0;
        }

        .nav-chip.highlight {
            border-color: rgba(255,184,0,0.45);
            background-color: rgba(255,184,0,0.1);
            color: var(--accent-gold);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 10px 8px;
            background: none;
            border: 1px solid var(--border-default);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            border-color: var(--accent-red);
        }

        .nav-toggle span {
            display: block;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 20px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }

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

        .breadcrumb a:hover {
            color: var(--accent-red);
        }

        .breadcrumb .separator {
            color: var(--text-muted);
        }

        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* Category Hero */
        .category-hero {
            padding: 40px 0 30px;
            background-image: linear-gradient(180deg, rgba(13,11,16,0.75) 0%, rgba(13,11,16,0.95) 100%), url('/assets/images/546c68879f4d60c4.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-default);
        }

        .category-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 900;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

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

        .category-hero .sub-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 600px;
        }

        .category-hero-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 16px;
            text-align: center;
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }

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

        /* Filter Tags */
        .filter-section {
            padding: 24px 0 16px;
        }

        .filter-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-tag {
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-default);
            background-color: rgba(255,255,255,0.03);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .filter-tag:hover {
            border-color: var(--accent-red);
            color: var(--text-primary);
            background-color: rgba(255,45,85,0.08);
        }

        .filter-tag.active {
            background-color: rgba(255,45,85,0.15);
            border-color: var(--accent-red);
            color: var(--text-primary);
        }

        /* Resource Cards Grid */
        .resource-grid-section {
            padding: 20px 0 40px;
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-header h2 {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        .section-header .more-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }

        .section-header .more-link:hover {
            color: var(--accent-red);
        }

        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .resource-card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .resource-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: #222;
        }

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

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

        .resource-card-body {
            padding: 16px;
        }

        .resource-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .resource-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

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

        .resource-meta .badge {
            padding: 2px 8px;
            border-radius: var(--radius-full);
            font-weight: 600;
            background: rgba(255,45,85,0.15);
            color: var(--accent-red);
            font-size: 11px;
        }

        .resource-excerpt {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .resource-card-link {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold);
            transition: color var(--transition-fast);
            cursor: default;
        }

        .resource-card-link:hover {
            color: var(--accent-red);
        }

        /* Topic Scroll */
        .topic-scroll-section {
            padding: 30px 0;
            background-color: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            border-bottom: 1px solid var(--border-default);
        }

        .topic-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: var(--accent-red) transparent;
        }

        .topic-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .topic-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .topic-scroll::-webkit-scrollbar-thumb {
            background: var(--accent-red);
            border-radius: 3px;
        }

        .topic-card {
            flex: 0 0 260px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all var(--transition-base);
        }

        .topic-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
        }

        .topic-card-img {
            aspect-ratio: 16/9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 10px;
            background-color: #222;
        }

        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .topic-card h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .topic-card p {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Updates List (CMS) */
        .updates-section {
            padding: 40px 0;
        }

        .updates-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .update-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .update-item:hover {
            border-color: var(--border-hover);
            background: var(--bg-card-hover);
        }

        .update-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .update-time {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .empty-state {
            padding: 24px;
            text-align: center;
            color: var(--text-muted);
            border: 1px dashed var(--border-default);
            border-radius: var(--radius-md);
        }

        /* FAQ */
        .faq-section {
            padding: 40px 0;
            background-color: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            border-bottom: 1px solid var(--border-default);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-question {
            width: 100%;
            padding: 16px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--text-primary);
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: rgba(255,255,255,0.03);
        }

        .faq-question .icon {
            font-size: 18px;
            color: var(--accent-gold);
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        /* CTA Section */
        .cta-section {
            padding: 40px 0;
            text-align: center;
        }

        .cta-box {
            background: linear-gradient(135deg, rgba(255,45,85,0.08) 0%, rgba(255,184,0,0.06) 100%);
            border: 1px solid rgba(255,45,85,0.25);
            border-radius: var(--radius-lg);
            padding: 40px 30px;
        }

        .cta-box h2 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .cta-box p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            cursor: pointer;
        }

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

        .btn-primary:hover {
            background: var(--accent-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255,45,85,0.3);
        }

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

        .btn-outline:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        /* Back to top / bottom prompt */
        .bottom-prompt {
            padding: 20px 0 40px;
            text-align: center;
        }

        .bottom-prompt a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .bottom-prompt a:hover {
            color: var(--accent-gold);
        }

        /* Footer */
        .site-footer {
            background-color: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            padding: 40px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .footer-brand .footer-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 12px rgba(255,45,85,0.8);
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 12px;
        }

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

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

        .footer-col ul a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-default);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-wrapper {
                flex-direction: column;
                align-items: stretch;
            }
            .nav-logo-row {
                display: flex;
                justify-content: space-between;
                align-items: center;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                gap: 8px;
                padding: 10px 0;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-chips {
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 4px;
                scrollbar-width: thin;
                scrollbar-color: var(--accent-red) transparent;
            }
            .nav-chips::-webkit-scrollbar {
                height: 4px;
            }
            .nav-chips::-webkit-scrollbar-track {
                background: transparent;
            }
            .nav-chips::-webkit-scrollbar-thumb {
                background: var(--accent-red);
                border-radius: 2px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .topic-card {
                flex: 0 0 220px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .update-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0D0B10;
            --bg-secondary: #131318;
            --bg-card: #1A1A21;
            --bg-card-hover: #222229;
            --text-primary: #F5F5F7;
            --text-secondary: #B0B0B8;
            --text-muted: #7A7A84;
            --accent-red: #FF2D55;
            --accent-red-hover: #FF4D70;
            --accent-gold: #FFB800;
            --accent-lime: #C6FF00;
            --border-default: rgba(255,255,255,0.08);
            --border-hover: rgba(255,45,85,0.55);
            --border-gold: rgba(255,184,0,0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
            --shadow-card-hover: 0 12px 36px rgba(0,0,0,0.5);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }
        
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }
        
        button {
            cursor: pointer;
        }
        
        ul, ol {
            list-style: none;
        }
        
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(13, 11, 16, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-default);
            transition: box-shadow var(--transition-base);
        }
        
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }
        
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 12px 0;
        }
        
        .nav-logo-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex: 1;
            min-width: 0;
        }
        
        .nav-logo {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        
        .nav-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 12px rgba(255,45,85,0.8);
            flex-shrink: 0;
            animation: pulse-dot 2s ease-in-out infinite;
        }
        
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.85); }
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .nav-links a:hover {
            color: var(--text-primary);
            background-color: rgba(255,255,255,0.06);
        }
        
        .nav-links a.active {
            color: var(--text-primary);
            background-color: rgba(255,45,85,0.12);
            border: 1px solid rgba(255,45,85,0.35);
        }
        
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        
        .nav-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-default);
            background-color: rgba(255,255,255,0.03);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        
        .nav-chip:hover {
            border-color: var(--accent-red);
            color: var(--text-primary);
            background-color: rgba(255,45,85,0.08);
        }
        
        .nav-chip .chip-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-gold);
            flex-shrink: 0;
        }
        
        .nav-chip.highlight {
            border-color: rgba(255,184,0,0.45);
            background-color: rgba(255,184,0,0.1);
            color: var(--accent-gold);
        }
        
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 10px 8px;
            background: none;
            border: 1px solid var(--border-default);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            margin-left: 16px;
            flex-shrink: 0;
        }
        
        .nav-toggle:hover {
            border-color: var(--accent-red);
        }
        
        .nav-toggle span {
            display: block;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }
        
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        
        /* Breadcrumb */
        .breadcrumb-wrapper {
            background-color: var(--bg-secondary);
            border-bottom: 1px solid var(--border-default);
            padding: 14px 0;
        }
        
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }
        
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        
        .breadcrumb a:hover {
            color: var(--accent-red);
        }
        
        .breadcrumb .sep {
            color: var(--text-muted);
            margin: 0 2px;
        }
        
        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 600;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        
        /* Article Header */
        .article-header {
            padding: 48px 0 32px;
            background: linear-gradient(180deg, rgba(13,11,16,0.6) 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-default);
        }
        
        .article-header-inner {
            max-width: 860px;
            margin: 0 auto;
        }
        
        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background-color: rgba(255,45,85,0.12);
            border: 1px solid rgba(255,45,85,0.35);
            border-radius: var(--radius-full);
            color: var(--accent-red);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        
        .article-category-tag::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-red);
            flex-shrink: 0;
        }
        
        .article-title {
            font-size: 36px;
            font-weight: 900;
            line-height: 1.3;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 20px;
        }
        
        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px 24px;
            font-size: 14px;
            color: var(--text-muted);
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-default);
        }
        
        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .article-meta-item .meta-icon {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background-color: rgba(255,255,255,0.06);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 9px;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        
        .article-meta-item strong {
            color: var(--text-secondary);
            font-weight: 600;
        }
        
        /* Article Body */
        .article-body-section {
            padding: 40px 0 60px;
            background-color: var(--bg-primary);
        }
        
        .article-body-wrapper {
            max-width: 860px;
            margin: 0 auto;
        }
        
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-secondary);
        }
        
        .article-content p {
            margin-bottom: 24px;
            color: var(--text-secondary);
        }
        
        .article-content h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 40px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--accent-red);
            line-height: 1.4;
        }
        
        .article-content h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 32px 0 14px;
            line-height: 1.4;
        }
        
        .article-content ul,
        .article-content ol {
            margin: 0 0 24px 0;
            padding-left: 24px;
        }
        
        .article-content ul li {
            list-style: disc;
            margin-bottom: 8px;
            color: var(--text-secondary);
        }
        
        .article-content ol li {
            list-style: decimal;
            margin-bottom: 8px;
            color: var(--text-secondary);
        }
        
        .article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            background-color: rgba(255,184,0,0.05);
            padding: 16px 20px;
            margin: 24px 0;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-primary);
            font-style: italic;
        }
        
        .article-content img {
            border-radius: var(--radius-md);
            margin: 24px auto;
            border: 1px solid var(--border-default);
            box-shadow: var(--shadow-card);
        }
        
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        
        .article-content table th {
            background-color: var(--bg-card);
            color: var(--text-primary);
            font-weight: 700;
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-default);
        }
        
        .article-content table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-default);
            color: var(--text-secondary);
        }
        
        .article-content table tr:hover td {
            background-color: rgba(255,255,255,0.02);
        }
        
        .article-content .article-image-caption {
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            margin-top: -16px;
            margin-bottom: 24px;
        }
        
        /* Not Found */
        .not-found-wrapper {
            text-align: center;
            padding: 80px 20px;
            max-width: 520px;
            margin: 0 auto;
        }
        
        .not-found-icon {
            font-size: 64px;
            color: var(--accent-red);
            margin-bottom: 20px;
        }
        
        .not-found-title {
            font-size: 28px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        
        .not-found-desc {
            color: var(--text-muted);
            margin-bottom: 28px;
            font-size: 15px;
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        
        .btn-primary {
            background-color: var(--accent-red);
            color: #fff;
            border: 1px solid transparent;
        }
        
        .btn-primary:hover {
            background-color: var(--accent-red-hover);
            box-shadow: 0 8px 24px rgba(255,45,85,0.35);
            transform: translateY(-2px);
        }
        
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        
        .btn-primary:active {
            transform: translateY(1px);
        }
        
        .btn-outline {
            background-color: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-default);
        }
        
        .btn-outline:hover {
            border-color: var(--accent-red);
            color: var(--accent-red);
            background-color: rgba(255,45,85,0.06);
        }
        
        .btn-outline:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }
        
        /* Related Articles */
        .related-section {
            padding: 56px 0;
            background-color: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            border-bottom: 1px solid var(--border-default);
        }
        
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        
        .section-title {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            position: relative;
            padding-left: 16px;
        }
        
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            background: var(--accent-red);
            border-radius: 2px;
        }
        
        .section-link {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 600;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        
        .section-link:hover {
            color: var(--accent-red);
        }
        
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .related-card {
            background-color: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        
        .related-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        
        .related-card-image {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background-color: var(--bg-card-hover);
        }
        
        .related-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        
        .related-card:hover .related-card-image img {
            transform: scale(1.06);
        }
        
        .related-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(13,11,16,0.6) 100%);
        }
        
        .related-card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        
        .related-card-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .related-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        
        .related-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
        }
        
        .related-card-tag {
            padding: 3px 10px;
            background-color: rgba(255,45,85,0.1);
            border: 1px solid rgba(255,45,85,0.25);
            border-radius: var(--radius-full);
            color: var(--accent-red);
            font-size: 11px;
            font-weight: 600;
        }
        
        /* CTA Section */
        .article-cta {
            padding: 56px 0;
            background: linear-gradient(135deg, var(--bg-secondary) 0%, #1a0f15 50%, var(--bg-secondary) 100%);
            position: relative;
        }
        
        .article-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 20% 50%, rgba(255,45,85,0.08) 0%, transparent 50%),
                              radial-gradient(circle at 80% 50%, rgba(255,184,0,0.06) 0%, transparent 50%);
            pointer-events: none;
        }
        
        .cta-box {
            background-color: var(--bg-card);
            border: 1px solid rgba(255,45,85,0.2);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        
        .cta-box::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255,45,85,0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        
        .cta-content {
            flex: 1;
            min-width: 260px;
            position: relative;
            z-index: 1;
        }
        
        .cta-title {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        
        .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
        }
        
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        
        /* Latest Updates */
        .latest-updates-section {
            padding: 56px 0;
            background-color: var(--bg-primary);
            border-bottom: 1px solid var(--border-default);
        }
        
        .updates-list {
            display: flex;
            flex-direction: column;
        }
        
        .update-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-default);
            transition: all var(--transition-fast);
            cursor: pointer;
            flex-wrap: wrap;
        }
        
        .update-item:first-child {
            padding-top: 0;
        }
        
        .update-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        
        .update-item:hover {
            padding-left: 8px;
        }
        
        .update-item-left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 200px;
        }
        
        .update-item-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-red);
            flex-shrink: 0;
        }
        
        .update-item-dot.gold {
            background: var(--accent-gold);
        }
        
        .update-item-dot.lime {
            background: var(--accent-lime);
        }
        
        .update-item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        
        .update-item:hover .update-item-title {
            color: var(--accent-red);
        }
        
        .update-item-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        
        .update-item-tag {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background-color: rgba(255,184,0,0.1);
            border: 1px solid rgba(255,184,0,0.25);
            color: var(--accent-gold);
            font-weight: 600;
        }
        
        .update-item-time {
            font-size: 13px;
            color: var(--text-muted);
        }
        
        /* Footer */
        .site-footer {
            background-color: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            padding: 56px 0 0;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }
        
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        
        .footer-brand .footer-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 12px rgba(255,45,85,0.8);
        }
        
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
        }
        
        .footer-col ul li a {
            font-size: 14px;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        
        .footer-col ul li a:hover {
            color: var(--accent-red);
        }
        
        .footer-bottom {
            border-top: 1px solid var(--border-default);
            padding: 20px 0;
            text-align: center;
        }
        
        .footer-bottom p {
            font-size: 13px;
            color: var(--text-muted);
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-wrapper {
                padding: 10px 0;
            }
            
            .nav-toggle {
                display: flex;
            }
            
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 4px;
            }
            
            .nav-links.open {
                display: flex;
            }
            
            .nav-links a {
                padding: 12px 16px;
            }
            
            .nav-chips {
                display: none;
                width: 100%;
                padding: 8px 0;
                overflow-x: auto;
                flex-wrap: nowrap;
            }
            
            .nav-chips.open {
                display: flex;
            }
            
            .article-title {
                font-size: 28px;
            }
            
            .article-header {
                padding: 32px 0 24px;
            }
            
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            
            .section-title {
                font-size: 22px;
            }
            
            .cta-box {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }
            
            .cta-actions {
                justify-content: center;
                width: 100%;
            }
            
            .cta-title {
                font-size: 20px;
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            
            .article-title {
                font-size: 24px;
            }
            
            .article-meta {
                gap: 8px 16px;
                font-size: 12px;
            }
            
            .related-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .update-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            
            .breadcrumb .current {
                max-width: 140px;
            }
            
            .cta-box {
                padding: 24px 18px;
            }
        }