/* roulang page: index */
:root {
            --bg-primary: #0D0D10;
            --bg-secondary: #121216;
            --bg-card: #1E1E26;
            --bg-card-hover: #26262F;
            --text-primary: #F5F0EB;
            --text-secondary: #B8B3AE;
            --border-color: #2A2A33;
            --divider-color: #1A1A21;
            --accent-gold: #F5A623;
            --accent-danger: #FF4D4F;
            --gradient-primary: linear-gradient(135deg, #E5094A 0%, #6A1B9A 100%);
            --gradient-primary-hover: linear-gradient(135deg, #F52D6A 0%, #7B2DAB 100%);
            --radius-lg: 18px;
            --radius-md: 10px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.45);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-width: 1200px;
            --nav-height: 68px;
            --section-padding: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-weight: 400;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover {
            color: #E5094A;
        }

        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
            color: var(--text-primary);
        }

        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 14px;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background-color: rgba(13, 13, 16, 0.82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
            background-color: rgba(13, 13, 16, 0.95);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 20px;
        }

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

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-logo .logo-text {
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0 auto;
        }

        .nav-links a {
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 8px;
            color: var(--text-secondary);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-links a.active {
            color: var(--text-primary);
            background: rgba(229, 9, 74, 0.12);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--gradient-primary);
        }

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

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            transition: var(--transition);
        }

        .nav-search:hover {
            border-color: rgba(229, 9, 74, 0.5);
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-search svg {
            width: 15px;
            height: 15px;
            fill: var(--text-secondary);
            flex-shrink: 0;
        }

        .nav-search input {
            background: none;
            border: none;
            outline: none;
            color: var(--text-primary);
            font-size: 13px;
            width: 150px;
            letter-spacing: 0.3px;
        }

        .nav-search input::placeholder {
            color: var(--text-secondary);
            opacity: 0.7;
        }

        .nav-search input:focus {
            outline: none;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: 10px;
            transition: var(--transition);
            letter-spacing: 0.3px;
            white-space: nowrap;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            border: none;
            box-shadow: 0 2px 12px rgba(229, 9, 74, 0.3);
        }

        .btn-primary:hover {
            background: var(--gradient-primary-hover);
            color: #fff;
            box-shadow: 0 4px 20px rgba(229, 9, 74, 0.45);
            transform: translateY(-1px);
        }

        .btn-primary:focus {
            outline: 2px solid rgba(229, 9, 74, 0.5);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(229, 9, 74, 0.2);
        }

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

        .btn-secondary:hover {
            border-color: #E5094A;
            color: #fff;
            background: rgba(229, 9, 74, 0.08);
        }

        .btn-secondary:focus {
            outline: 2px solid rgba(229, 9, 74, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }

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

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

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

        /* Hero Section */
        .hero-section {
            position: relative;
            padding-top: calc(var(--nav-height) + 40px);
            padding-bottom: 60px;
            background: var(--bg-primary);
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 20% 20%, rgba(229, 9, 74, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 70%, rgba(106, 27, 154, 0.18) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-container {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 166, 35, 0.12);
            border: 1px solid rgba(245, 166, 35, 0.3);
            color: var(--accent-gold);
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            width: fit-content;
            letter-spacing: 0.5px;
        }

        .hero-text h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.35;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            margin: 0;
        }

        .hero-text h1 .gradient-text {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 520px;
        }

        .hero-form {
            display: flex;
            gap: 12px;
            margin-top: 8px;
            flex-wrap: wrap;
        }

        .hero-form input {
            flex: 1;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .hero-form input::placeholder {
            color: var(--text-secondary);
            opacity: 0.7;
        }

        .hero-form input:focus {
            border-color: #E5094A;
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 0 3px rgba(229, 9, 74, 0.15);
        }

        .hero-data-row {
            display: flex;
            gap: 28px;
            margin-top: 16px;
            flex-wrap: wrap;
        }

        .hero-data-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-data-item .data-number {
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
        }

        .hero-data-item .data-label {
            font-size: 12px;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
        }

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

        .hero-image-wrapper {
            position: relative;
            width: 100%;
            max-width: 440px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            border: 1px solid var(--border-color);
        }

        .hero-image-wrapper img {
            width: 100%;
            height: auto;
            aspect-ratio: 4/3;
            object-fit: cover;
            display: block;
        }

        .hero-image-wrapper::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(13, 13, 16, 0.75) 100%);
            pointer-events: none;
        }

        .hero-image-badge {
            position: absolute;
            bottom: 14px;
            left: 14px;
            right: 14px;
            display: flex;
            gap: 10px;
            z-index: 2;
            flex-wrap: wrap;
        }

        .hero-image-badge span {
            background: rgba(13, 13, 16, 0.75);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(245, 166, 35, 0.4);
            color: var(--accent-gold);
            font-size: 11px;
            font-weight: 600;
            padding: 5px 10px;
            border-radius: 6px;
            letter-spacing: 0.5px;
        }

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

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

        .section-header {
            max-width: 680px;
            margin-bottom: 36px;
        }

        .section-header.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            letter-spacing: 0.3px;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Stats Banner */
        .stats-banner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .stat-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(229, 9, 74, 0.4);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
        }

        /* Category Entry */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .category-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }

        .category-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(245, 166, 35, 0.5);
        }

        .category-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .category-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }

        .category-card p {
            font-size: 12px;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        /* Content Cards */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(229, 9, 74, 0.4);
        }

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

        .content-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .content-card:hover .card-thumb img {
            transform: scale(1.04);
        }

        .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(13, 13, 16, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: var(--transition);
        }

        .content-card:hover .play-overlay {
            opacity: 1;
        }

        .play-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(229, 9, 74, 0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            transition: var(--transition);
        }

        .play-icon:hover {
            background: #E5094A;
            transform: scale(1.1);
        }

        .card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .card-body h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-primary);
        }

        .card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .card-meta span {
            font-size: 12px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card-meta .hot-number {
            color: var(--accent-gold);
            font-weight: 700;
        }

        /* Feature Icons */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .feature-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(106, 27, 154, 0.5);
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(229, 9, 74, 0.15);
            border: 1px solid rgba(229, 9, 74, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            color: #E5094A;
            flex-shrink: 0;
        }

        .feature-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .feature-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* Horizontal List */
        .info-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .info-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--divider-color);
            transition: var(--transition);
            border-radius: 8px;
            padding-left: 12px;
            padding-right: 12px;
        }

        .info-list-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

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

        .info-list-item .info-thumb {
            width: 120px;
            aspect-ratio: 16/10;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .info-list-item .info-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .info-list-item .info-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
            justify-content: center;
        }

        .info-list-item .info-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.45;
        }

        .info-list-item .info-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        .info-list-item .info-date {
            font-size: 12px;
            color: var(--text-secondary);
            opacity: 0.7;
        }

        /* Rank List */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            transition: var(--transition);
        }

        .rank-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(245, 166, 35, 0.4);
            transform: translateX(4px);
        }

        .rank-number {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .rank-number.top1 {
            background: rgba(245, 166, 35, 0.25);
            color: var(--accent-gold);
            border: 1px solid rgba(245, 166, 35, 0.4);
        }

        .rank-number.top2 {
            background: rgba(229, 9, 74, 0.2);
            color: #E5094A;
            border: 1px solid rgba(229, 9, 74, 0.4);
        }

        .rank-number.top3 {
            background: rgba(106, 27, 154, 0.2);
            color: #9C4DCC;
            border: 1px solid rgba(106, 27, 154, 0.4);
        }

        .rank-number.other {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
        }

        .rank-item .rank-title {
            flex: 1;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
        }

        .rank-item .rank-heat {
            font-size: 13px;
            color: var(--accent-gold);
            font-weight: 600;
            white-space: nowrap;
        }

        /* Case Cards */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 22px;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .case-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(229, 9, 74, 0.4);
        }

        .case-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            font-size: 15px;
            margin-bottom: 12px;
        }

        .case-card blockquote {
            font-size: 14px;
            color: var(--text-primary);
            line-height: 1.65;
            font-style: normal;
            margin-bottom: 12px;
        }

        .case-card .case-name {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .case-card .case-stat {
            font-size: 12px;
            color: var(--accent-gold);
            font-weight: 600;
            margin-top: 4px;
        }

        /* Creator Grid */
        .creator-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .creator-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .creator-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(245, 166, 35, 0.5);
        }

        .creator-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin: 0 auto 10px;
        }

        .creator-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .creator-stats {
            display: flex;
            gap: 12px;
            justify-content: center;
            font-size: 12px;
            color: var(--text-secondary);
        }

        .creator-stats span {
            background: rgba(255, 255, 255, 0.05);
            padding: 3px 8px;
            border-radius: 5px;
        }

        /* Review Grid */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .review-card:hover {
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .review-stars {
            color: var(--accent-gold);
            font-size: 14px;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }

        .review-text {
            font-size: 14px;
            color: var(--text-primary);
            line-height: 1.65;
            margin-bottom: 10px;
        }

        .review-author {
            font-size: 12px;
            color: var(--text-secondary);
        }

        /* Community Topic List */
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .topic-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            transition: var(--transition);
            cursor: pointer;
        }

        .topic-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(229, 9, 74, 0.4);
            transform: translateX(4px);
        }

        .topic-tag {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            background: rgba(229, 9, 74, 0.15);
            color: #E5094A;
            flex-shrink: 0;
            white-space: nowrap;
        }

        .topic-name {
            flex: 1;
            font-size: 14px;
            color: var(--text-primary);
            font-weight: 500;
        }

        .topic-stats {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--text-secondary);
            flex-shrink: 0;
        }

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

        /* Security Strip */
        .security-strip {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .security-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            transition: var(--transition);
        }

        .security-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(106, 27, 154, 0.4);
        }

        .security-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(106, 27, 154, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #9C4DCC;
            flex-shrink: 0;
        }

        .security-item span {
            font-size: 13px;
            color: var(--text-primary);
            font-weight: 500;
            white-space: nowrap;
        }

        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }

        .price-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
        }

        .price-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .price-card.featured {
            background: linear-gradient(160deg, rgba(229, 9, 74, 0.12) 0%, rgba(106, 27, 154, 0.15) 100%);
            border: 2px solid transparent;
            border-image: linear-gradient(135deg, #E5094A, #6A1B9A) 1;
            box-shadow: 0 8px 32px rgba(229, 9, 74, 0.25);
        }

        .price-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--gradient-primary);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 4px;
            letter-spacing: 1px;
        }

        .price-card .price-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .price-card .price-amount {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
        }

        .price-card .price-amount small {
            font-size: 13px;
            font-weight: 400;
            color: var(--text-secondary);
        }

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

        .price-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            text-align: left;
            padding: 0;
            margin: 0;
        }

        .price-features li {
            font-size: 13px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .price-features li::before {
            content: '✓';
            color: #E5094A;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* CTA Section */
        .cta-section {
            background: var(--gradient-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 20px;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
            background: #fff;
            color: #6A1B9A;
            font-weight: 700;
            font-size: 15px;
            padding: 14px 32px;
        }

        .cta-section .btn:hover {
            background: rgba(255, 255, 255, 0.9);
            color: #E5094A;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
        }

        .cta-benefits {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-benefits span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(229, 9, 74, 0.4);
            background: var(--bg-card-hover);
        }

        .faq-item summary {
            padding: 16px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
            color: var(--text-secondary);
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            color: #E5094A;
        }

        .faq-item .faq-answer {
            padding: 0 20px 16px;
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--divider-color);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 0.8fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 10px;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul a:hover {
            color: #E5094A;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--divider-color);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 12px;
            color: var(--text-secondary);
            opacity: 0.7;
        }

        /* Responsive */
        @media (max-width: 1200px) {
            .hero-text h1 {
                font-size: 32px;
            }
            .stats-banner {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .creator-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-strip {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 992px) {
            :root {
                --section-padding: 56px;
            }
            .hero-container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-text h1 {
                font-size: 28px;
            }
            .hero-visual {
                max-width: 440px;
                margin: 0 auto;
            }
            .content-grid,
            .feature-grid,
            .case-grid,
            .review-grid,
            .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 40px;
                --nav-height: 60px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(13, 13, 16, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 15px;
                padding: 12px 8px;
                width: 100%;
                border-radius: 8px;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-actions .btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }
            .hero-section {
                min-height: auto;
                padding-top: calc(var(--nav-height) + 24px);
                padding-bottom: 32px;
            }
            .hero-text h1 {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-form {
                flex-direction: column;
            }
            .hero-form input {
                min-width: 100%;
            }
            .hero-data-row {
                gap: 16px;
            }
            .stats-banner,
            .category-grid,
            .content-grid,
            .feature-grid,
            .case-grid,
            .review-grid,
            .pricing-grid,
            .creator-grid,
            .security-strip {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .info-list-item {
                flex-direction: column;
                gap: 10px;
            }
            .info-list-item .info-thumb {
                width: 100%;
                aspect-ratio: 16/9;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .topic-item {
                flex-wrap: wrap;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 21px;
            }
            .section-header h2 {
                font-size: 19px;
            }
            .btn {
                padding: 10px 16px;
                font-size: 13px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 10px 12px;
            }
            .rank-item .rank-heat {
                font-size: 11px;
            }
            .topic-stats {
                gap: 8px;
                font-size: 11px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

/* roulang page: category1 */
:root {
        --bg-primary: #0D0D10;
        --bg-secondary: #121216;
        --bg-card: #1E1E26;
        --bg-card-hover: #26262F;
        --text-primary: #F5F0EB;
        --text-secondary: #B8B3AE;
        --border-color: #2A2A33;
        --divider-color: #1A1A21;
        --accent-gold: #F5A623;
        --accent-danger: #FF4D4F;
        --gradient-primary: linear-gradient(135deg, #E5094A 0%, #6A1B9A 100%);
        --gradient-primary-hover: linear-gradient(135deg, #F52D6A 0%, #7B2DAB 100%);
        --radius-lg: 18px;
        --radius-md: 10px;
        --radius-sm: 8px;
        --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
        --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.45);
        --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        --container-width: 1200px;
        --nav-height: 68px;
        --section-padding: 72px;
    }

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

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
        scroll-padding-top: var(--nav-height);
    }

    body {
        font-family: var(--font-family);
        background-color: var(--bg-primary);
        color: var(--text-primary);
        line-height: 1.75;
        font-weight: 400;
        font-size: 15px;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        overflow-x: hidden;
        padding-top: var(--nav-height);
    }

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

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

    a:hover {
        color: #E5094A;
    }

    button {
        font-family: var(--font-family);
        cursor: pointer;
        border: none;
        background: none;
        color: var(--text-primary);
    }

    input, select, textarea {
        font-family: var(--font-family);
        font-size: 14px;
    }

    ul, ol {
        list-style: none;
    }

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

    /* ========== Header / Navigation ========== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        height: var(--nav-height);
        background-color: rgba(13, 13, 16, 0.82);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border-color);
        transition: var(--transition);
    }

    .site-header.scrolled {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        background-color: rgba(13, 13, 16, 0.95);
    }

    .nav-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
        gap: 20px;
    }

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

    .nav-logo .logo-icon {
        width: 34px;
        height: 34px;
        border-radius: 8px;
        background: var(--gradient-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        flex-shrink: 0;
    }

    .nav-logo .logo-text {
        font-size: 16px;
        font-weight: 700;
        letter-spacing: 0.5px;
        color: var(--text-primary);
        white-space: nowrap;
        background: var(--gradient-primary);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 8px;
        margin: 0 auto;
    }

    .nav-links a {
        font-size: 14px;
        font-weight: 500;
        padding: 8px 14px;
        border-radius: 8px;
        color: var(--text-secondary);
        transition: var(--transition);
        white-space: nowrap;
        position: relative;
    }

    .nav-links a:hover {
        color: var(--text-primary);
        background: rgba(255, 255, 255, 0.05);
    }

    .nav-links a.active {
        color: var(--text-primary);
        background: rgba(229, 9, 74, 0.12);
    }

    .nav-links a.active::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 2px;
        border-radius: 2px;
        background: var(--gradient-primary);
    }

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

    .nav-search {
        display: flex;
        align-items: center;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid var(--border-color);
        border-radius: 20px;
        padding: 6px 14px;
        gap: 8px;
        transition: var(--transition);
    }

    .nav-search:hover {
        border-color: rgba(229, 9, 74, 0.5);
        background: rgba(255, 255, 255, 0.08);
    }

    .nav-search svg {
        width: 15px;
        height: 15px;
        fill: var(--text-secondary);
        flex-shrink: 0;
    }

    .nav-search input {
        background: none;
        border: none;
        outline: none;
        color: var(--text-primary);
        width: 150px;
        font-size: 13px;
    }

    .nav-search input::placeholder {
        color: var(--text-secondary);
        opacity: 0.7;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-weight: 600;
        font-size: 14px;
        border-radius: var(--radius-md);
        padding: 10px 22px;
        transition: var(--transition);
        white-space: nowrap;
        line-height: 1.4;
        cursor: pointer;
    }

    .btn:focus-visible {
        outline: 2px solid rgba(229, 9, 74, 0.6);
        outline-offset: 2px;
    }

    .btn-primary {
        background: var(--gradient-primary);
        color: #fff;
        border: 1px solid transparent;
    }

    .btn-primary:hover {
        background: var(--gradient-primary-hover);
        color: #fff;
        box-shadow: 0 4px 14px rgba(229, 9, 74, 0.35);
        transform: translateY(-1px);
    }

    .btn-primary:active {
        transform: scale(0.98);
        box-shadow: none;
    }

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

    .btn-outline:hover {
        border-color: #E5094A;
        color: var(--text-primary);
        background: rgba(229, 9, 74, 0.06);
    }

    .btn-gold {
        background: var(--accent-gold);
        color: #0D0D10;
        border: 1px solid transparent;
        font-weight: 700;
    }

    .btn-gold:hover {
        background: #FFC04E;
        color: #0D0D10;
        box-shadow: 0 4px 16px rgba(245, 166, 35, 0.3);
        transform: translateY(-1px);
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-color);
        background: rgba(255, 255, 255, 0.04);
        transition: var(--transition);
        flex-shrink: 0;
    }

    .nav-toggle span {
        display: block;
        width: 18px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: var(--transition);
    }

    .nav-toggle:hover {
        border-color: rgba(229, 9, 74, 0.5);
    }

    /* ========== Breadcrumb & Category H1 ========== */
    .category-hero {
        padding: 48px 0 40px;
        background-color: var(--bg-primary);
        border-bottom: 1px solid var(--divider-color);
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 20px;
        flex-wrap: wrap;
    }

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

    .breadcrumb a:hover {
        color: #E5094A;
    }

    .breadcrumb .sep {
        color: var(--text-secondary);
        opacity: 0.5;
    }

    .breadcrumb .current {
        color: var(--text-primary);
        font-weight: 500;
    }

    .category-hero-inner {
        text-align: left;
    }

    .category-hero h1 {
        font-size: 30px;
        font-weight: 700;
        line-height: 1.4;
        margin-bottom: 12px;
        color: var(--text-primary);
        letter-spacing: 0.3px;
    }

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

    /* ========== Section Common ========== */
    .section {
        padding: var(--section-padding) 0;
    }

    .section-header {
        margin-bottom: 32px;
    }

    .section-header h2 {
        font-size: 22px;
        font-weight: 700;
        line-height: 1.4;
        color: var(--text-primary);
        margin-bottom: 8px;
        letter-spacing: 0.3px;
    }

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

    .section-title-badge {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        padding: 3px 10px;
        border-radius: 20px;
        background: rgba(245, 166, 35, 0.12);
        color: var(--accent-gold);
        margin-bottom: 8px;
        letter-spacing: 0.5px;
    }

    /* ========== Category Grid ========== */
    .cat-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .cat-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: var(--transition);
        box-shadow: var(--shadow-card);
        display: flex;
        flex-direction: column;
    }

    .cat-card:hover {
        background: var(--bg-card-hover);
        border-color: rgba(229, 9, 74, 0.4);
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
    }

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

    .cat-card-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }

    .cat-card:hover .cat-card-thumb img {
        transform: scale(1.04);
    }

    .cat-card-play {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(0, 0, 0, 0.3);
        opacity: 0;
        transition: var(--transition);
    }

    .cat-card:hover .cat-card-play {
        opacity: 1;
    }

    .cat-card-play-icon {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: var(--gradient-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 4px 16px rgba(229, 9, 74, 0.45);
    }

    .cat-card-play-icon svg {
        width: 20px;
        height: 20px;
        fill: #fff;
    }

    .cat-card-badge-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
    }

    .tag {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 11px;
        font-weight: 600;
        padding: 3px 10px;
        border-radius: 20px;
        background: rgba(13, 13, 16, 0.75);
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: var(--text-primary);
        backdrop-filter: blur(4px);
        letter-spacing: 0.3px;
    }

    .tag.tag-gold {
        background: rgba(245, 166, 35, 0.85);
        color: #0D0D10;
        border-color: transparent;
    }

    .cat-card-body {
        padding: 16px 18px 18px;
        display: flex;
        flex-direction: column;
        flex: 1;
        gap: 6px;
    }

    .cat-card-title {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.45;
        color: var(--text-primary);
        transition: var(--transition);
    }

    .cat-card:hover .cat-card-title {
        color: #E5094A;
    }

    .cat-card-excerpt {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.65;
        flex: 1;
    }

    .cat-card-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        padding-top: 10px;
        border-top: 1px solid var(--divider-color);
    }

    .meta-item {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 12px;
        color: var(--text-secondary);
    }

    .meta-item svg {
        width: 13px;
        height: 13px;
        fill: var(--accent-gold);
    }

    .meta-item.heat {
        color: var(--accent-gold);
        font-weight: 600;
    }

    .grid-more-wrap {
        text-align: center;
        margin-top: 28px;
    }

    .btn-more {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 28px;
        border-radius: 20px;
        border: 1px solid var(--border-color);
        color: var(--text-secondary);
        font-size: 14px;
        font-weight: 500;
        transition: var(--transition);
    }

    .btn-more:hover {
        border-color: rgba(229, 9, 74, 0.5);
        color: var(--text-primary);
        background: rgba(255, 255, 255, 0.04);
    }

    /* ========== Sub-category Nav ========== */
    .subcat-list {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .subcat-item {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 12px 18px;
        border-radius: var(--radius-md);
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        font-size: 14px;
        font-weight: 500;
        color: var(--text-primary);
        transition: var(--transition);
        cursor: pointer;
    }

    .subcat-item .subcat-icon {
        width: 28px;
        height: 28px;
        border-radius: 6px;
        background: rgba(229, 9, 74, 0.12);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        flex-shrink: 0;
    }

    .subcat-item:hover {
        border-color: rgba(229, 9, 74, 0.5);
        background: var(--bg-card-hover);
        color: var(--text-primary);
        transform: translateY(-2px);
        box-shadow: var(--shadow-card);
    }

    .subcat-item .count {
        font-size: 12px;
        color: var(--text-secondary);
        font-weight: 400;
    }

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

    .rank-item {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 14px 18px;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        transition: var(--transition);
    }

    .rank-item:hover {
        background: var(--bg-card-hover);
        border-color: rgba(229, 9, 74, 0.35);
        box-shadow: var(--shadow-card);
    }

    .rank-num {
        width: 36px;
        height: 36px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        font-weight: 700;
        flex-shrink: 0;
        background: rgba(255, 255, 255, 0.06);
        color: var(--text-secondary);
    }

    .rank-num.top1 {
        background: var(--gradient-primary);
        color: #fff;
    }

    .rank-num.top2 {
        background: linear-gradient(135deg, #F5A623 0%, #E5094A 100%);
        color: #fff;
    }

    .rank-num.top3 {
        background: linear-gradient(135deg, #6A1B9A 0%, #E5094A 100%);
        color: #fff;
    }

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

    .rank-title {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        margin-bottom: 4px;
    }

    .rank-tags {
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
    }

    .rank-heat {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 12px;
        color: var(--accent-gold);
        font-weight: 600;
        flex-shrink: 0;
    }

    .rank-heat svg {
        width: 13px;
        height: 13px;
        fill: var(--accent-gold);
    }

    /* ========== Stats ========== */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .stat-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 22px 20px;
        text-align: center;
        transition: var(--transition);
    }

    .stat-card:hover {
        border-color: rgba(229, 9, 74, 0.35);
        box-shadow: var(--shadow-card);
        transform: translateY(-2px);
    }

    .stat-num {
        font-size: 28px;
        font-weight: 700;
        color: var(--accent-gold);
        line-height: 1.3;
    }

    .stat-label {
        font-size: 13px;
        color: var(--text-secondary);
        margin-top: 6px;
        line-height: 1.5;
    }

    /* ========== Topic Cards ========== */
    .topic-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .topic-card {
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: var(--transition);
        box-shadow: var(--shadow-card);
    }

    .topic-card:hover {
        background: var(--bg-card-hover);
        border-color: rgba(229, 9, 74, 0.4);
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
    }

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

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

    .topic-card:hover .topic-card-thumb img {
        transform: scale(1.04);
    }

    .topic-card-body {
        padding: 16px 18px 18px;
    }

    .topic-card-title {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.45;
        color: var(--text-primary);
        margin-bottom: 6px;
        transition: var(--transition);
    }

    .topic-card:hover .topic-card-title {
        color: #E5094A;
    }

    .topic-card-desc {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.65;
    }

    /* ========== CTA Section ========== */
    .cta-section {
        padding: 56px 0;
    }

    .cta-box {
        background: var(--gradient-primary);
        border-radius: 20px;
        padding: 48px 40px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 30px;
        flex-wrap: wrap;
        box-shadow: 0 8px 30px rgba(229, 9, 74, 0.25);
    }

    .cta-content {
        flex: 1;
        min-width: 280px;
    }

    .cta-content h2 {
        font-size: 24px;
        font-weight: 700;
        color: #fff;
        line-height: 1.4;
        margin-bottom: 8px;
    }

    .cta-content p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.85);
        line-height: 1.7;
    }

    .cta-perks {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-top: 16px;
    }

    .cta-perk {
        font-size: 12px;
        font-weight: 500;
        padding: 5px 12px;
        border-radius: 20px;
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
        letter-spacing: 0.3px;
    }

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

    .cta-actions .btn {
        font-size: 15px;
        padding: 13px 32px;
    }

    .btn-white {
        background: #fff;
        color: #E5094A;
        font-weight: 700;
        border: none;
    }

    .btn-white:hover {
        background: #F5F0EB;
        color: #E5094A;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        transform: translateY(-1px);
    }

    /* ========== FAQ ========== */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
        max-width: 800px;
    }

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

    .faq-item:hover {
        border-color: rgba(229, 9, 74, 0.35);
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
        padding: 16px 18px;
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        text-align: left;
        transition: var(--transition);
        cursor: pointer;
    }

    .faq-question:hover {
        color: #E5094A;
    }

    .faq-icon {
        width: 26px;
        height: 26px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.06);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        transition: var(--transition);
        font-size: 16px;
        color: var(--text-secondary);
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
        background: rgba(229, 9, 74, 0.15);
        color: #E5094A;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .faq-answer-inner {
        padding: 0 18px 16px;
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.75;
    }

    .faq-item.open .faq-answer {
        max-height: 500px;
    }

    /* ========== Footer ========== */
    .site-footer {
        background: #0D0D10;
        border-top: 1px solid var(--border-color);
        padding: 48px 0 24px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
        gap: 32px;
        margin-bottom: 32px;
    }

    .footer-brand .nav-logo {
        margin-bottom: 14px;
    }

    .footer-brand p {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.7;
        max-width: 320px;
    }

    .footer-col h4 {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 14px;
        letter-spacing: 0.3px;
    }

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

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

    .footer-col ul li a:hover {
        color: #E5094A;
    }

    .footer-bottom {
        border-top: 1px solid var(--divider-color);
        padding-top: 18px;
        text-align: center;
    }

    .footer-bottom p {
        font-size: 12px;
        color: var(--text-secondary);
        line-height: 1.6;
    }

    /* ========== Responsive ========== */
    @media (max-width: 1200px) {
        :root {
            --section-padding: 56px;
        }
        .cat-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .topic-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .stats-grid {
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
        }
    }

    @media (max-width: 992px) {
        :root {
            --section-padding: 48px;
        }
        .cat-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .topic-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .cta-box {
            flex-direction: column;
            text-align: center;
            align-items: center;
        }
        .cta-content {
            text-align: center;
        }
        .cta-perks {
            justify-content: center;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-padding: 40px;
            --nav-height: 60px;
        }
        .nav-links {
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: rgba(13, 13, 16, 0.95);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            flex-direction: column;
            padding: 16px 24px;
            gap: 4px;
            border-bottom: 1px solid var(--border-color);
            display: none;
            z-index: 999;
        }
        .nav-links.open {
            display: flex;
        }
        .nav-links a {
            width: 100%;
            text-align: left;
            padding: 12px 16px;
            font-size: 15px;
        }
        .nav-search {
            display: none;
        }
        .nav-toggle {
            display: flex;
        }
        .category-hero {
            padding: 36px 0 28px;
        }
        .category-hero h1 {
            font-size: 24px;
        }
        .cat-grid {
            grid-template-columns: 1fr;
            gap: 14px;
        }
        .topic-grid {
            grid-template-columns: 1fr;
            gap: 14px;
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 20px;
            text-align: left;
        }
        .footer-brand p {
            max-width: 100%;
        }
        .subcat-list {
            gap: 8px;
        }
        .subcat-item {
            padding: 10px 14px;
            font-size: 13px;
        }
        .rank-item {
            padding: 12px 14px;
            gap: 10px;
        }
        .rank-num {
            width: 30px;
            height: 30px;
            font-size: 13px;
        }
        .cta-box {
            padding: 32px 20px;
        }
        .cta-content h2 {
            font-size: 20px;
        }
        .cta-actions .btn {
            padding: 12px 24px;
            font-size: 14px;
        }
    }

    @media (max-width: 576px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }
        .categories-hero h1 {
            font-size: 22px;
        }
        .section-header h2 {
            font-size: 19px;
        }
        .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 8px;
        }
        .stat-num {
            font-size: 22px;
        }
        .stat-label {
            font-size: 12px;
        }
        .cat-card-title {
            font-size: 15px;
        }
        .rank-title {
            font-size: 14px;
        }
    }