/* roulang page: index */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 72px 0;
            --hth-container-max: 1200px;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .hth-section {
            padding: var(--hth-section-padding);
        }

        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }

        .hth-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }

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

        .hth-card-body {
            padding: 24px;
        }

        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }

        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }

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

        .hth-btn-primary:hover {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
        }

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

        .hth-btn-outline:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }

        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }

        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }

        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }

        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }

        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }

        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }

        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }

        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
        }

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

        .hth-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--hth-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .hth-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .hth-nav a {
            color: var(--hth-text);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: var(--hth-radius-sm);
            transition: all var(--hth-transition);
            text-decoration: none;
            white-space: nowrap;
        }

        .hth-nav a:hover {
            color: var(--hth-primary);
            background: var(--hth-secondary);
        }

        .hth-nav a.active {
            color: var(--hth-primary);
            background: var(--hth-secondary);
            font-weight: 600;
        }

        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 7px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg-gray);
            color: #374151;
            transition: all var(--hth-transition);
            text-decoration: none;
            white-space: nowrap;
        }

        .hth-header-chip .hth-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #EF4444;
            animation: hth-pulse 1.5s infinite;
        }

        .hth-header-chip:hover {
            border-color: #EF4444;
            color: #B91C1C;
            background: #FEF2F2;
        }

        @keyframes hth-pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.35; }
        }

        .hth-hero {
            padding: 56px 0 72px;
            background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
        }

        .hth-hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hth-hero-left {
            flex: 1 1 480px;
            min-width: 0;
        }

        .hth-hero-right {
            flex: 1 1 400px;
            min-width: 0;
        }

        .hth-hero-badge-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .hth-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--hth-text);
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hth-hero-desc {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .hth-hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hth-hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .hth-hero-stat-item {
            text-align: left;
        }

        .hth-hero-stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-primary);
            line-height: 1.2;
        }

        .hth-hero-stat-label {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 4px;
        }

        .hth-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .hth-hero-grid-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 20px;
            text-align: center;
            transition: all var(--hth-transition);
            cursor: pointer;
            text-decoration: none;
            color: var(--hth-text);
            display: block;
            box-shadow: var(--hth-shadow);
        }

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

        .hth-hero-grid-card i {
            font-size: 28px;
            color: var(--hth-primary);
            margin-bottom: 10px;
        }

        .hth-hero-grid-card span {
            font-size: 14px;
            font-weight: 600;
            display: block;
            line-height: 1.4;
        }

        .hth-announcement-bar {
            background: #F8FAFC;
            border-bottom: 1px solid var(--hth-border);
            padding: 10px 0;
        }

        .hth-announcement-inner {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hth-announcement-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: #B91C1C;
            background: #FEF2F2;
            border: 1px solid #FECACA;
            border-radius: 999px;
            padding: 4px 12px;
            white-space: nowrap;
        }

        .hth-announcement-text {
            font-size: 14px;
            color: #374151;
            line-height: 1.5;
            flex: 1;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .hth-announcement-link {
            font-size: 14px;
            color: var(--hth-primary);
            font-weight: 500;
            white-space: nowrap;
        }

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

        .hth-feature-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 28px 24px;
            text-align: left;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            height: 100%;
        }

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

        .hth-feature-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--hth-secondary);
            color: var(--hth-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .hth-feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--hth-text);
        }

        .hth-feature-card p {
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .hth-scene-row {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hth-scene-img {
            flex: 1 1 400px;
            min-width: 0;
            border-radius: var(--hth-radius);
            overflow: hidden;
            box-shadow: var(--hth-shadow);
        }

        .hth-scene-img img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .hth-scene-content {
            flex: 1 1 400px;
            min-width: 0;
        }

        .hth-scene-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--hth-text);
        }

        .hth-scene-content p {
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

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

        .hth-scene-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--hth-text);
            padding: 8px 0;
        }

        .hth-scene-list li i {
            color: var(--hth-accent-green);
            font-size: 16px;
        }

        .hth-demo-box {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            overflow: hidden;
        }

        .hth-demo-header {
            display: flex;
            align-items: center;
            gap: 10px;
            background: #F8FAFC;
            border-bottom: 1px solid var(--hth-border);
            padding: 14px 20px;
        }

        .hth-demo-header-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #E5E7EB;
        }

        .hth-demo-body {
            padding: 20px;
        }

        .hth-demo-body img {
            width: 100%;
            border-radius: 8px;
            aspect-ratio: 16 / 7;
            object-fit: cover;
        }

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

        .hth-match-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }

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

        .hth-match-card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .hth-match-card-body {
            padding: 20px;
        }

        .hth-match-card-category {
            font-size: 13px;
            color: var(--hth-primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .hth-match-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--hth-text);
            line-height: 1.4;
        }

        .hth-match-card p {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .hth-match-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--hth-text-muted);
        }

        .hth-price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .hth-price-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 32px 28px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .hth-price-card.hth-price-featured {
            border-color: var(--hth-primary);
            box-shadow: 0 8px 28px rgba(47, 107, 255, 0.14);
        }

        .hth-price-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--hth-text);
        }

        .hth-price-tag {
            font-size: 32px;
            font-weight: 700;
            color: var(--hth-primary);
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .hth-price-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            flex: 1;
        }

        .hth-price-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--hth-text);
            padding: 6px 0;
        }

        .hth-price-list li i {
            color: var(--hth-accent-green);
            font-size: 14px;
        }

        .hth-testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .hth-testimonial-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 24px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            height: 100%;
        }

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

        .hth-testimonial-stars {
            color: #F59E0B;
            font-size: 16px;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .hth-testimonial-text {
            font-size: 15px;
            color: var(--hth-text);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .hth-testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hth-testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--hth-secondary);
            color: var(--hth-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 14px;
            flex-shrink: 0;
        }

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

        .hth-testimonial-role {
            font-size: 12px;
            color: var(--hth-text-muted);
        }

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

        .hth-news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 16px 20px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            text-decoration: none;
            color: var(--hth-text);
            flex-wrap: wrap;
        }

        .hth-news-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--hth-shadow-hover);
            border-color: var(--hth-primary);
        }

        .hth-news-item-img {
            width: 120px;
            height: 80px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
            background-color: var(--hth-secondary);
        }

        .hth-news-item-body {
            flex: 1;
            min-width: 0;
        }

        .hth-news-item-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .hth-news-item-summary {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-bottom: 4px;
            line-height: 1.6;
        }

        .hth-news-item-meta {
            font-size: 13px;
            color: var(--hth-text-muted);
        }

        .hth-brand-intro {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 32px 36px;
            box-shadow: var(--hth-shadow);
        }

        .hth-brand-intro h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--hth-text);
        }

        .hth-brand-intro p {
            font-size: 15px;
            color: var(--hth-text);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .hth-progress-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 24px 28px;
            box-shadow: var(--hth-shadow);
        }

        .hth-progress-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 16px;
        }

        .hth-progress-header h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 0;
            color: var(--hth-text);
        }

        .hth-progress-count {
            font-size: 14px;
            font-weight: 600;
            color: var(--hth-primary);
            white-space: nowrap;
        }

        .hth-progress-bar-wrap {
            background: #E5E7EB;
            border-radius: 999px;
            overflow: hidden;
            height: 10px;
            margin-bottom: 12px;
        }

        .hth-progress-bar {
            height: 100%;
            background: var(--hth-primary);
            border-radius: 999px;
            width: 72%;
            transition: width 0.4s ease;
        }

        .hth-progress-detail {
            font-size: 13px;
            color: var(--hth-text-muted);
            line-height: 1.6;
        }

        .hth-security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .hth-security-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius-sm);
            padding: 18px 16px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
        }

        .hth-security-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--hth-shadow-hover);
        }

        .hth-security-item i {
            font-size: 22px;
            color: var(--hth-accent-green);
            flex-shrink: 0;
        }

        .hth-security-item h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--hth-text);
        }

        .hth-security-item p {
            font-size: 13px;
            color: var(--hth-text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        .hth-audience-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .hth-audience-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 28px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            height: 100%;
        }

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

        .hth-audience-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--hth-text);
        }

        .hth-audience-card p {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .hth-cta-banner {
            background: var(--hth-primary);
            border-radius: var(--hth-radius);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
        }

        .hth-cta-banner h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 14px;
            color: #fff;
        }

        .hth-cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        .hth-cta-banner .hth-btn {
            background: #fff;
            color: var(--hth-primary);
            border-color: #fff;
            font-weight: 700;
        }

        .hth-cta-banner .hth-btn:hover {
            background: #f0f5ff;
            border-color: #f0f5ff;
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }

        .hth-footer {
            background: #F8FAFC;
            border-top: 1px solid var(--hth-border);
            padding: 48px 0 28px;
            margin-top: 0;
        }

        .hth-footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: space-between;
        }

        .hth-footer-brand {
            flex: 1 1 260px;
            min-width: 0;
        }

        .hth-footer-brand .hth-logo {
            font-size: 20px;
            margin-bottom: 12px;
        }

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

        .hth-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hth-footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 14px;
        }

        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .hth-footer-col ul a {
            font-size: 14px;
            color: var(--hth-text-muted);
            text-decoration: none;
            transition: color var(--hth-transition);
        }

        .hth-footer-col ul a:hover {
            color: var(--hth-primary);
        }

        .hth-footer-bottom {
            border-top: 1px solid var(--hth-border);
            margin-top: 32px;
            padding-top: 20px;
            text-align: center;
        }

        .hth-footer-bottom p {
            font-size: 13px;
            color: var(--hth-text-muted);
            margin-bottom: 6px;
        }

        .hth-footer-bottom a {
            font-size: 13px;
            color: var(--hth-text-muted);
            text-decoration: none;
        }

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

        .hth-breadcrumb-wrap {
            background: #F8FAFC;
            border-bottom: 1px solid var(--hth-border);
            padding: 10px 0;
        }

        .hth-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--hth-text-muted);
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hth-breadcrumb li+li::before {
            content: "/";
            margin-right: 8px;
            color: #D1D5DB;
        }

        .hth-breadcrumb a {
            color: var(--hth-text-muted);
            text-decoration: none;
        }

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

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

        .hth-focus-ring:focus-visible {
            outline: 2px solid var(--hth-primary);
            outline-offset: 2px;
        }

        @media (max-width: 1024px) {
            .hth-feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

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

        @media (max-width: 768px) {
            .hth-header-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .hth-nav {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 4px;
            }

            .hth-nav a {
                white-space: nowrap;
                flex-shrink: 0;
            }

            .hth-hero-inner {
                flex-direction: column;
                gap: 32px;
            }

            .hth-hero h1 {
                font-size: 26px;
            }

            .hth-section-title {
                font-size: 22px;
            }

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

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

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

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

            .hth-security-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

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

            .hth-hero-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .hth-scene-row {
                flex-direction: column;
                gap: 24px;
            }

            .hth-news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .hth-news-item-img {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 7;
            }

            .hth-cta-banner {
                padding: 32px 20px;
            }

            .hth-cta-banner h2 {
                font-size: 22px;
            }

            .hth-footer-inner {
                flex-direction: column;
                gap: 24px;
            }

            .hth-footer-links {
                gap: 24px;
            }

            .hth-section {
                padding: 48px 0;
            }

            .hth-brand-intro {
                padding: 24px 20px;
            }
        }

        @media (max-width: 520px) {
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hth-hero h1 {
                font-size: 23px;
            }

            .hth-section-title {
                font-size: 20px;
            }

            .hth-hero-stats {
                gap: 16px;
            }

            .hth-hero-stat-num {
                font-size: 22px;
            }

            .hth-hero-grid {
                grid-template-columns: 1fr;
            }

            .hth-announcement-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .hth-announcement-text {
                white-space: normal;
            }

            .hth-btn {
                width: 100%;
                padding: 10px 16px;
            }

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

            .hth-demo-body {
                padding: 12px;
            }
        }

/* roulang page: category2 */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 72px 0;
            --hth-container-max: 1200px;
        }
        * {
            box-sizing: border-box;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        a {
            text-decoration: none;
            color: var(--hth-primary);
            transition: color var(--hth-transition);
        }
        a:hover {
            color: var(--hth-primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .hth-section {
            padding: var(--hth-section-padding);
        }
        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }
        .hth-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }
        .hth-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-card-body {
            padding: 24px;
        }
        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }
        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }
        .hth-btn-primary {
            background: var(--hth-primary);
            color: #fff;
            border-color: var(--hth-primary);
        }
        .hth-btn-primary:hover {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
        }
        .hth-btn-outline {
            background: transparent;
            color: var(--hth-primary);
            border-color: var(--hth-primary);
        }
        .hth-btn-outline:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }
        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }
        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }
        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }
        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }
        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
            text-decoration: none;
        }
        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }
        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }
        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }
        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }
        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .hth-logo:hover {
            color: var(--hth-primary);
        }
        .hth-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--hth-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .hth-nav {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hth-nav a {
            color: var(--hth-text);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .hth-nav a:hover {
            color: var(--hth-primary);
            border-bottom-color: var(--hth-primary);
        }
        .hth-nav a.active {
            color: var(--hth-primary);
            border-bottom-color: var(--hth-primary);
            font-weight: 600;
        }
        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
            text-decoration: none;
        }
        .hth-header-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }
        .hth-focus-ring:focus-visible {
            outline: 2px solid var(--hth-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .hth-breadcrumb {
            background: transparent;
            padding: 16px 0;
            margin: 0;
            font-size: 14px;
            color: var(--hth-text-muted);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }
        .hth-breadcrumb a {
            color: var(--hth-text-muted);
            text-decoration: none;
        }
        .hth-breadcrumb a:hover {
            color: var(--hth-primary);
        }
        .hth-breadcrumb .separator {
            color: var(--hth-text-muted);
            margin: 0 4px;
        }
        .hth-page-header {
            padding: 40px 0 20px;
        }
        .hth-page-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .hth-page-header p {
            font-size: 16px;
            color: var(--hth-text-muted);
            max-width: 800px;
            margin-bottom: 0;
        }
        .hth-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin: 20px 0 28px;
        }
        .hth-filter-bar .hth-chip {
            cursor: pointer;
            font-size: 14px;
            padding: 7px 16px;
            border-radius: 8px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            color: var(--hth-text-muted);
            transition: all var(--hth-transition);
            user-select: none;
        }
        .hth-filter-bar .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }
        .hth-filter-bar .hth-chip.active {
            background: var(--hth-primary);
            border-color: var(--hth-primary);
            color: #fff;
        }
        .hth-match-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hth-match-row {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
        }
        .hth-match-row:hover {
            box-shadow: var(--hth-shadow-hover);
            border-color: var(--hth-primary);
            transform: translateY(-2px);
        }
        .hth-match-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
            min-width: 200px;
        }
        .hth-match-league {
            font-size: 13px;
            color: var(--hth-text-muted);
            font-weight: 500;
        }
        .hth-match-time {
            font-size: 14px;
            color: var(--hth-text);
            font-weight: 600;
        }
        .hth-match-teams {
            display: flex;
            align-items: center;
            gap: 16px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }
        .hth-match-team {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
        }
        .hth-match-score {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            background: var(--hth-secondary);
            border-radius: 10px;
            padding: 8px 20px;
            min-width: 80px;
            text-align: center;
            letter-spacing: 2px;
        }
        .hth-match-score .divider {
            color: var(--hth-text-muted);
            font-weight: 400;
        }
        .hth-match-stats {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--hth-text-muted);
        }
        .hth-match-stats span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .hth-ranking-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .hth-ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 10px;
            transition: all var(--hth-transition);
        }
        .hth-ranking-item:hover {
            border-color: var(--hth-primary);
            background: var(--hth-secondary);
        }
        .hth-rank-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--hth-primary);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .hth-rank-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--hth-text);
            flex: 1;
        }
        .hth-rank-stat {
            font-size: 14px;
            color: var(--hth-text-muted);
            font-weight: 500;
            white-space: nowrap;
        }
        .hth-data-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 20px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            height: 100%;
        }
        .hth-data-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-data-value {
            font-size: 30px;
            font-weight: 700;
            color: var(--hth-primary);
            margin-bottom: 4px;
            line-height: 1.2;
        }
        .hth-data-label {
            font-size: 14px;
            color: var(--hth-text-muted);
        }
        .hth-data-trend {
            font-size: 13px;
            font-weight: 500;
            margin-top: 8px;
        }
        .hth-data-trend.up {
            color: var(--hth-accent-green);
        }
        .hth-data-trend.down {
            color: #EF4444;
        }
        .hth-faq-item {
            border: 1px solid var(--hth-border);
            border-radius: 10px;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--hth-bg);
        }
        .hth-faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            background: var(--hth-bg);
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--hth-transition);
        }
        .hth-faq-question:hover {
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }
        .hth-faq-answer {
            padding: 0 20px 16px;
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.8;
        }
        .hth-faq-answer.open {
            display: block;
        }
        .hth-footer {
            background: #1F2937;
            color: #D1D5DB;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .hth-footer a {
            color: #D1D5DB;
            text-decoration: none;
            transition: color var(--hth-transition);
        }
        .hth-footer a:hover {
            color: #fff;
        }
        .hth-footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .hth-footer-brand {
            max-width: 360px;
        }
        .hth-footer-brand .hth-logo {
            color: #fff;
            margin-bottom: 12px;
            font-size: 22px;
        }
        .hth-footer-brand .hth-logo-icon {
            background: var(--hth-primary);
        }
        .hth-footer-brand p {
            font-size: 14px;
            color: #9CA3AF;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .hth-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hth-footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hth-footer-col li {
            margin-bottom: 8px;
        }
        .hth-footer-col a {
            font-size: 14px;
        }
        .hth-footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #9CA3AF;
        }
        .hth-footer-bottom a {
            color: #9CA3AF;
        }
        .hth-footer-bottom a:hover {
            color: #fff;
        }
        .hth-cta-banner {
            background: var(--hth-primary);
            border-radius: var(--hth-radius);
            padding: 40px 48px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
        }
        .hth-cta-banner h2 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .hth-cta-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 0;
            max-width: 520px;
        }
        .hth-cta-banner .hth-btn {
            background: #fff;
            color: var(--hth-primary);
            border-color: #fff;
            font-weight: 700;
            padding: 12px 28px;
        }
        .hth-cta-banner .hth-btn:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-secondary);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }
        @media (max-width: 1024px) {
            .hth-nav {
                gap: 12px;
            }
            .hth-match-row {
                padding: 16px;
            }
            .hth-match-score {
                font-size: 24px;
                padding: 6px 14px;
            }
            .hth-section {
                padding: 48px 0;
            }
        }
        @media (max-width: 768px) {
            .hth-header-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .hth-nav {
                width: 100%;
                justify-content: flex-start;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 4px;
            }
            .hth-nav a {
                white-space: nowrap;
                font-size: 14px;
                padding: 4px 2px;
            }
            .hth-header-chip {
                font-size: 13px;
                padding: 5px 12px;
            }
            .hth-page-header h1 {
                font-size: 26px;
            }
            .hth-match-row {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .hth-match-info {
                align-items: center;
                min-width: unset;
            }
            .hth-match-teams {
                flex-direction: column;
                gap: 8px;
            }
            .hth-match-stats {
                justify-content: center;
            }
            .hth-cta-banner {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }
            .hth-cta-banner h2 {
                font-size: 20px;
            }
            .hth-footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .hth-footer-links {
                gap: 24px;
            }
            .hth-footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .hth-section-title {
                font-size: 22px;
            }
            .hth-filter-bar {
                gap: 6px;
            }
            .hth-filter-bar .hth-chip {
                font-size: 13px;
                padding: 5px 12px;
            }
        }
        @media (max-width: 520px) {
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hth-section {
                padding: 36px 0;
            }
            .hth-page-header {
                padding: 24px 0 12px;
            }
            .hth-page-header h1 {
                font-size: 22px;
            }
            .hth-page-header p {
                font-size: 14px;
            }
            .hth-match-score {
                font-size: 22px;
                padding: 6px 12px;
                min-width: 60px;
            }
            .hth-match-team {
                font-size: 14px;
            }
            .hth-data-value {
                font-size: 24px;
            }
            .hth-data-card {
                padding: 16px;
            }
            .hth-cta-banner h2 {
                font-size: 18px;
            }
            .hth-btn {
                padding: 8px 18px;
                font-size: 14px;
            }
            .hth-ranking-item {
                padding: 10px 12px;
                gap: 10px;
            }
            .hth-rank-num {
                font-size: 16px;
                width: 24px;
            }
            .hth-rank-name {
                font-size: 14px;
            }
            .hth-rank-stat {
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 72px 0;
            --hth-container-max: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            text-decoration: none;
            color: var(--hth-primary);
            transition: color var(--hth-transition);
        }
        a:hover {
            color: var(--hth-primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .hth-section {
            padding: var(--hth-section-padding);
        }
        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }
        .hth-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }
        .hth-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-card-body {
            padding: 24px;
        }
        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }
        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }
        .hth-btn-primary {
            background: var(--hth-primary);
            color: #fff;
            border-color: var(--hth-primary);
        }
        .hth-btn-primary:hover {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
        }
        .hth-btn-outline {
            background: transparent;
            color: var(--hth-primary);
            border-color: var(--hth-primary);
        }
        .hth-btn-outline:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }
        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }
        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }
        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }
        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }
        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }
        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }
        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }
        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }
        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }
        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .hth-logo:hover {
            color: var(--hth-primary);
        }
        .hth-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--hth-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .hth-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .hth-nav a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--hth-text);
            transition: all var(--hth-transition);
            white-space: nowrap;
        }
        .hth-nav a:hover {
            color: var(--hth-primary);
            background: var(--hth-secondary);
        }
        .hth-nav a.active {
            color: var(--hth-primary);
            background: var(--hth-secondary);
            font-weight: 600;
        }
        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
            white-space: nowrap;
        }
        .hth-header-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
            background: var(--hth-secondary);
        }
        .hth-header-chip .hth-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
            animation: hthPulse 2s infinite;
        }
        @keyframes hthPulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        .hth-focus-ring:focus-visible {
            outline: 3px solid rgba(47, 107, 255, 0.4);
            outline-offset: 2px;
            border-radius: 8px;
        }
        .hth-breadcrumb {
            padding: 18px 0;
            background: var(--hth-bg-gray);
            border-bottom: 1px solid var(--hth-border);
        }
        .hth-breadcrumb-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--hth-text-muted);
        }
        .hth-breadcrumb-inner a {
            color: var(--hth-text-muted);
        }
        .hth-breadcrumb-inner a:hover {
            color: var(--hth-primary);
        }
        .hth-breadcrumb-inner span {
            color: var(--hth-text);
            font-weight: 500;
        }
        .hth-breadcrumb-inner i {
            font-size: 12px;
            color: #9CA3AF;
        }
        .hth-cat-header {
            padding: 40px 0 28px;
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
        }
        .hth-cat-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .hth-cat-header p {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 800px;
            margin-bottom: 0;
        }
        .hth-live-card {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .hth-live-card .hth-card-img-wrap {
            position: relative;
            overflow: hidden;
        }
        .hth-live-card .hth-card-img {
            aspect-ratio: 16 / 9;
        }
        .hth-live-status {
            position: absolute;
            top: 12px;
            left: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.92);
            color: var(--hth-text);
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }
        .hth-live-status .hth-dot-live {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #EF4444;
            animation: hthPulse 1.5s infinite;
        }
        .hth-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .hth-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .hth-card-meta i {
            font-size: 14px;
            color: #9CA3AF;
        }
        .hth-timeline {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
        }
        .hth-timeline::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--hth-border);
        }
        .hth-timeline-item {
            position: relative;
            padding-left: 56px;
            margin-bottom: 28px;
        }
        .hth-timeline-item:last-child {
            margin-bottom: 0;
        }
        .hth-timeline-dot {
            position: absolute;
            left: 12px;
            top: 8px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--hth-primary);
            border: 3px solid var(--hth-secondary);
            z-index: 1;
        }
        .hth-timeline-time {
            font-size: 14px;
            font-weight: 600;
            color: var(--hth-primary);
        }
        .hth-timeline-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            margin: 4px 0 6px;
        }
        .hth-timeline-desc {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.65;
        }
        .hth-data-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }
        .hth-data-item {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            transition: all var(--hth-transition);
        }
        .hth-data-item:hover {
            box-shadow: var(--hth-shadow-hover);
            transform: translateY(-2px);
        }
        .hth-data-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--hth-primary);
            line-height: 1.2;
        }
        .hth-data-label {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 6px;
        }
        .hth-discuss-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hth-discuss-item {
            display: flex;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid var(--hth-border);
        }
        .hth-discuss-item:last-child {
            border-bottom: none;
        }
        .hth-discuss-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--hth-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 600;
            color: var(--hth-primary);
            flex-shrink: 0;
        }
        .hth-discuss-content {
            flex: 1;
        }
        .hth-discuss-author {
            font-size: 15px;
            font-weight: 600;
            color: var(--hth-text);
        }
        .hth-discuss-text {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 4px;
            line-height: 1.65;
        }
        .hth-discuss-time {
            font-size: 13px;
            color: #9CA3AF;
            margin-top: 6px;
        }
        .hth-topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }
        .hth-topic-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 10px;
            transition: all var(--hth-transition);
        }
        .hth-topic-item:hover {
            border-color: var(--hth-primary);
            box-shadow: var(--hth-shadow-hover);
            transform: translateY(-2px);
        }
        .hth-topic-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: var(--hth-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--hth-primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .hth-topic-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--hth-text);
        }
        .hth-subscribe-banner {
            background: linear-gradient(135deg, #EAF1FB 0%, #F5F7FA 100%);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hth-subscribe-banner h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 8px;
        }
        .hth-subscribe-banner p {
            font-size: 15px;
            color: var(--hth-text-muted);
            margin-bottom: 0;
            max-width: 500px;
        }
        .hth-subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hth-subscribe-form input {
            padding: 10px 16px;
            border-radius: var(--hth-radius-sm);
            border: 1px solid #D1D5DB;
            font-size: 15px;
            min-width: 260px;
            transition: all var(--hth-transition);
            background: #fff;
            color: var(--hth-text);
        }
        .hth-subscribe-form input:focus {
            outline: none;
            border-color: var(--hth-primary);
            box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.15);
        }
        .hth-faq-item {
            border: 1px solid var(--hth-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--hth-bg);
        }
        .hth-faq-item:last-child {
            margin-bottom: 0;
        }
        .hth-faq-question {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: var(--hth-bg);
            border: none;
            width: 100%;
            text-align: left;
        }
        .hth-faq-question:hover {
            background: var(--hth-secondary);
        }
        .hth-faq-question i {
            transition: transform var(--hth-transition);
            color: var(--hth-primary);
        }
        .hth-faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .hth-faq-answer {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.7;
        }
        .hth-footer {
            background: var(--hth-bg);
            border-top: 1px solid var(--hth-border);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .hth-footer-inner {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .hth-footer-brand {
            max-width: 340px;
        }
        .hth-footer-brand p {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 12px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .hth-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hth-footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            margin-bottom: 12px;
        }
        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hth-footer-col ul li {
            margin-bottom: 8px;
        }
        .hth-footer-col ul li a {
            font-size: 14px;
            color: var(--hth-text-muted);
            transition: color var(--hth-transition);
        }
        .hth-footer-col ul li a:hover {
            color: var(--hth-primary);
        }
        .hth-footer-bottom {
            border-top: 1px solid var(--hth-border);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 13px;
            color: var(--hth-text-muted);
        }
        .hth-footer-bottom p {
            margin: 0;
        }
        .hth-footer-bottom a {
            color: var(--hth-text-muted);
        }
        .hth-footer-bottom a:hover {
            color: var(--hth-primary);
        }
        .hth-panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }
        .hth-panel-header .hth-section-title {
            margin-bottom: 0;
            font-size: 24px;
        }
        .hth-panel-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--hth-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .hth-panel-link i {
            font-size: 13px;
        }
        .hth-bg-img-wrap {
            position: relative;
            border-radius: var(--hth-radius);
            overflow: hidden;
            background-size: cover;
            background-position: center;
            min-height: 180px;
        }
        .hth-bg-img-wrap::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(31,41,55,0.4), rgba(31,41,55,0.2));
            z-index: 1;
        }
        .hth-bg-img-content {
            position: relative;
            z-index: 2;
            padding: 28px 32px;
            color: #fff;
        }
        .hth-bg-img-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: #fff;
        }
        .hth-bg-img-content p {
            font-size: 14px;
            color: rgba(255,255,255,0.9);
            margin-bottom: 0;
        }
        @media (max-width: 1024px) {
            .hth-section {
                padding: 56px 0;
            }
            .hth-cat-header h1 {
                font-size: 28px;
            }
            .hth-section-title {
                font-size: 24px;
            }
        }
        @media (max-width: 768px) {
            .hth-header-inner {
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 0;
            }
            .hth-nav {
                width: 100%;
                gap: 4px;
            }
            .hth-nav a {
                padding: 6px 10px;
                font-size: 14px;
                flex: 1;
                text-align: center;
                min-width: 80px;
            }
            .hth-header-chip {
                align-self: flex-start;
            }
            .hth-section {
                padding: 40px 0;
            }
            .hth-cat-header {
                padding: 28px 0 20px;
            }
            .hth-cat-header h1 {
                font-size: 24px;
            }
            .hth-section-title {
                font-size: 21px;
            }
            .hth-subscribe-banner {
                padding: 28px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .hth-subscribe-form input {
                min-width: 100%;
                width: 100%;
            }
            .hth-data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .hth-data-number {
                font-size: 26px;
            }
            .hth-footer-inner {
                flex-direction: column;
                gap: 28px;
            }
            .hth-footer-links {
                gap: 24px;
            }
            .hth-topic-grid {
                grid-template-columns: 1fr;
            }
            .hth-timeline-item {
                padding-left: 48px;
            }
            .hth-timeline::before {
                left: 16px;
            }
            .hth-timeline-dot {
                left: 9px;
                width: 16px;
                height: 16px;
            }
            .hth-bg-img-content {
                padding: 20px;
            }
        }
        @media (max-width: 520px) {
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hth-nav a {
                font-size: 13px;
                padding: 5px 6px;
                min-width: 60px;
            }
            .hth-logo {
                font-size: 20px;
            }
            .hth-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 17px;
                border-radius: 8px;
            }
            .hth-cat-header h1 {
                font-size: 20px;
            }
            .hth-section-title {
                font-size: 18px;
            }
            .hth-card-body {
                padding: 16px;
            }
            .hth-data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hth-data-item {
                padding: 14px 10px;
            }
            .hth-data-number {
                font-size: 22px;
            }
            .hth-btn {
                font-size: 14px;
                padding: 8px 16px;
            }
            .hth-faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .hth-faq-answer {
                padding: 0 16px 14px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 64px 0;
            --hth-container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .hth-section {
            padding: var(--hth-section-padding);
        }

        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }

        .hth-section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }

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

        .hth-card-body {
            padding: 20px;
        }

        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }

        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }

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

        .hth-btn-primary:hover,
        .hth-btn-primary:focus {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
            outline: none;
        }

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

        .hth-btn-outline:hover,
        .hth-btn-outline:focus {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
            outline: none;
        }

        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }

        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }

        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }

        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }

        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }

        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }

        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }

        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
        }

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

        .hth-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--hth-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
        }

        .hth-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hth-nav a {
            color: var(--hth-text);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 4px;
            border-bottom: 2px solid transparent;
            transition: all var(--hth-transition);
        }

        .hth-nav a:hover,
        .hth-nav a.active {
            color: var(--hth-primary);
            border-bottom-color: var(--hth-primary);
        }

        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }

        .hth-header-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-header-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
            animation: hth-pulse 1.5s infinite;
        }

        @keyframes hth-pulse {
            0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
            70% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
            100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
        }

        .hth-breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

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

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

        .hth-breadcrumb .separator {
            color: var(--hth-border);
        }

        .hth-page-intro {
            background: var(--hth-bg);
            padding: 40px 0 20px;
            border-bottom: 1px solid var(--hth-border);
        }

        .hth-page-intro-inner {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .hth-version-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            background: var(--hth-bg-gray);
            border-radius: var(--hth-radius-sm);
            padding: 12px 16px;
            margin-top: 16px;
        }

        .hth-version-node {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--hth-text-muted);
        }

        .hth-version-node .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--hth-primary);
            flex-shrink: 0;
        }

        .hth-version-node.active .dot {
            background: var(--hth-accent);
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
        }

        .hth-version-node .ver {
            font-weight: 600;
            color: var(--hth-text);
        }

        .hth-subscribe-inline {
            margin-left: auto;
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .hth-subscribe-inline input {
            padding: 8px 12px;
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius-sm);
            font-size: 14px;
            min-width: 220px;
            background: #fff;
            transition: border-color var(--hth-transition), box-shadow var(--hth-transition);
        }

        .hth-subscribe-inline input:focus {
            outline: none;
            border-color: var(--hth-primary);
            box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.15);
        }

        .hth-horizontal-card {
            display: flex;
            flex-wrap: wrap;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            margin-bottom: 20px;
        }

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

        .hth-horizontal-card .img-wrap {
            flex: 0 0 220px;
            min-height: 160px;
            background-color: var(--hth-secondary);
        }

        .hth-horizontal-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hth-horizontal-card .content {
            flex: 1;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hth-horizontal-card .title {
            font-size: 18px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 6px;
        }

        .hth-horizontal-card .desc {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.6;
            margin-bottom: 10px;
        }

        .hth-horizontal-card .meta {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--hth-text-muted);
        }

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

        .hth-schedule-item {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 16px 20px;
            background: #fff;
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius-sm);
            margin-bottom: 12px;
            transition: all var(--hth-transition);
        }

        .hth-schedule-item:hover {
            border-color: var(--hth-primary);
            box-shadow: var(--hth-shadow);
        }

        .hth-schedule-item .time {
            font-weight: 700;
            color: var(--hth-primary);
            min-width: 60px;
            font-size: 15px;
        }

        .hth-schedule-item .teams {
            flex: 1;
            font-weight: 600;
            font-size: 16px;
        }

        .hth-schedule-item .league {
            font-size: 13px;
            color: var(--hth-text-muted);
        }

        .hth-schedule-item .status {
            font-size: 13px;
            font-weight: 500;
        }

        .hth-result-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 12px 16px;
            border-bottom: 1px solid var(--hth-border);
            font-size: 15px;
        }

        .hth-result-row:last-child {
            border-bottom: none;
        }

        .hth-result-row .score {
            font-weight: 700;
            color: var(--hth-text);
            margin-left: auto;
            font-size: 18px;
        }

        .hth-stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .hth-stat-card {
            background: #fff;
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 20px;
            text-align: center;
            box-shadow: var(--hth-shadow);
        }

        .hth-stat-card .number {
            font-size: 32px;
            font-weight: 700;
            color: var(--hth-primary);
            line-height: 1.2;
        }

        .hth-stat-card .label {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 6px;
        }

        .hth-channel-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

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

        .hth-comment-item {
            padding: 16px 0;
            border-bottom: 1px solid var(--hth-border);
        }

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

        .hth-comment-item .user {
            font-weight: 600;
            font-size: 15px;
            margin-bottom: 4px;
        }

        .hth-comment-item .text {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.6;
        }

        .hth-subscribe-cta {
            background: var(--hth-bg);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            padding: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            border: 1px solid var(--hth-border);
        }

        .hth-subscribe-cta .info {
            flex: 1;
            min-width: 280px;
        }

        .hth-subscribe-cta .info h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .hth-subscribe-cta .info p {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin: 0;
        }

        .hth-subscribe-cta .form-wrap {
            flex: 0 0 320px;
            display: flex;
            gap: 10px;
        }

        .hth-subscribe-cta input {
            flex: 1;
            padding: 10px 14px;
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius-sm);
            font-size: 15px;
            transition: border-color var(--hth-transition), box-shadow var(--hth-transition);
        }

        .hth-subscribe-cta input:focus {
            outline: none;
            border-color: var(--hth-primary);
            box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.15);
        }

        .hth-footer {
            background: var(--hth-bg-gray);
            border-top: 1px solid var(--hth-border);
            padding: 48px 0 32px;
            margin-top: 40px;
        }

        .hth-footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: space-between;
        }

        .hth-footer-brand {
            flex: 1 1 280px;
        }

        .hth-footer-brand p {
            font-size: 14px;
            color: var(--hth-text-muted);
            margin-top: 12px;
            max-width: 320px;
        }

        .hth-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hth-footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--hth-text);
        }

        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .hth-footer-col a {
            color: var(--hth-text-muted);
            font-size: 14px;
        }

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

        .hth-footer-bottom {
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid var(--hth-border);
            text-align: center;
            font-size: 13px;
            color: var(--hth-text-muted);
        }

        .hth-footer-bottom p {
            margin: 6px 0;
        }

        .hth-footer-bottom a {
            color: var(--hth-text-muted);
            margin: 0 4px;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hth-header-inner {
                flex-wrap: wrap;
            }
            .hth-nav {
                order: 3;
                flex-basis: 100%;
                justify-content: flex-start;
                gap: 16px;
                padding-top: 8px;
            }
            .hth-horizontal-card .img-wrap {
                flex: 0 0 180px;
                min-height: 140px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --hth-section-padding: 48px 0;
            }
            .hth-section-title {
                font-size: 22px;
            }
            .hth-header-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .hth-nav {
                flex-wrap: wrap;
                gap: 12px;
            }
            .hth-header-chip {
                align-self: flex-start;
                margin-top: 4px;
            }
            .hth-horizontal-card .img-wrap {
                flex: 0 0 100%;
                min-height: 200px;
            }
            .hth-horizontal-card .content {
                padding: 16px;
            }
            .hth-subscribe-inline {
                margin-left: 0;
                width: 100%;
                flex-direction: column;
            }
            .hth-subscribe-inline input {
                width: 100%;
            }
            .hth-subscribe-cta .form-wrap {
                flex: 0 0 100%;
            }
        }

        @media (max-width: 576px) {
            :root {
                --hth-section-padding: 36px 0;
            }
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hth-section-title {
                font-size: 20px;
            }
            .hth-logo {
                font-size: 20px;
            }
            .hth-nav a {
                font-size: 14px;
                padding: 4px 2px;
            }
            .hth-schedule-item {
                padding: 12px 14px;
                gap: 8px;
            }
            .hth-schedule-item .time {
                min-width: 50px;
                font-size: 14px;
            }
            .hth-schedule-item .teams {
                font-size: 14px;
            }
            .hth-stat-card .number {
                font-size: 26px;
            }
            .hth-subscribe-cta {
                padding: 24px 20px;
            }
        }

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

        .hth-mt-0 { margin-top: 0; }
        .hth-mb-4 { margin-bottom: 20px; }
        .hth-mb-5 { margin-bottom: 32px; }
        .hth-text-center { text-align: center; }
        .hth-grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

/* roulang page: category4 */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 72px 0;
            --hth-container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .hth-section {
            padding: var(--hth-section-padding);
        }

        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }

        .hth-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }

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

        .hth-card-body {
            padding: 24px;
        }

        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }

        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }

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

        .hth-btn-primary:hover,
        .hth-btn-primary:focus {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
        }

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

        .hth-btn-outline:hover,
        .hth-btn-outline:focus {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }

        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .hth-btn:focus-visible,
        .hth-focus-ring:focus-visible {
            outline: 3px solid rgba(47, 107, 255, 0.4);
            outline-offset: 2px;
        }

        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }

        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }

        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }

        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }

        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }

        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }

        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }

        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .hth-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--hth-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .hth-nav a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--hth-text);
            transition: all var(--hth-transition);
            white-space: nowrap;
        }

        .hth-nav a:hover {
            color: var(--hth-primary);
            background: var(--hth-secondary);
        }

        .hth-nav a.active {
            color: var(--hth-primary);
            background: var(--hth-secondary);
            font-weight: 600;
        }

        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
            white-space: nowrap;
        }

        .hth-header-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }

        .hth-header-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--hth-border);
            border-radius: 8px;
            padding: 8px 12px;
            font-size: 20px;
            color: var(--hth-text);
            cursor: pointer;
            transition: all var(--hth-transition);
        }

        .hth-nav-toggle:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--hth-text-muted);
            padding: 16px 0 0;
            margin-bottom: 16px;
        }

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

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

        .hth-breadcrumb .hth-sep {
            color: #9CA3AF;
        }

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

        .hth-category-head {
            padding: 32px 0 24px;
            border-bottom: 1px solid var(--hth-border);
            margin-bottom: 40px;
        }

        .hth-category-head h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .hth-category-head p {
            font-size: 16px;
            color: var(--hth-text-muted);
            max-width: 720px;
            margin: 0;
        }

        .hth-post-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .hth-post-item {
            display: flex;
            align-items: stretch;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            overflow: hidden;
            transition: all var(--hth-transition);
        }

        .hth-post-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--hth-shadow-hover);
        }

        .hth-post-thumb {
            flex: 0 0 220px;
            max-width: 220px;
            min-height: 140px;
            overflow: hidden;
            position: relative;
        }

        .hth-post-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
        }

        .hth-post-info {
            flex: 1;
            padding: 18px 22px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
        }

        .hth-post-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--hth-text);
            margin: 0;
            line-height: 1.45;
        }

        .hth-post-title a {
            color: var(--hth-text);
        }
        .hth-post-title a:hover {
            color: var(--hth-primary);
        }

        .hth-post-excerpt {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.65;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hth-post-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--hth-text-muted);
        }

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

        .hth-rank-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .hth-rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 12px;
            padding: 14px 18px;
            transition: all var(--hth-transition);
        }

        .hth-rank-item:hover {
            border-color: var(--hth-primary);
            box-shadow: var(--hth-shadow);
            transform: translateX(4px);
        }

        .hth-rank-num {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .hth-rank-num-1 { background: #FEF3C7; color: #B45309; }
        .hth-rank-num-2 { background: #E5E7EB; color: #4B5563; }
        .hth-rank-num-3 { background: #FDE8D7; color: #B45309; }
        .hth-rank-num-common { background: var(--hth-bg-gray); color: var(--hth-text-muted); }

        .hth-rank-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--hth-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--hth-primary);
            font-size: 18px;
            flex-shrink: 0;
        }

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

        .hth-rank-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            margin: 0 0 2px;
        }

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

        .hth-rank-stat {
            font-size: 14px;
            font-weight: 600;
            color: var(--hth-primary);
            text-align: right;
            flex-shrink: 0;
        }

        .hth-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hth-tag-cloud .hth-chip {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 14px;
            cursor: pointer;
        }

        .hth-tag-cloud .hth-chip:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }

        .hth-quote-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .hth-quote-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 24px;
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            position: relative;
        }

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

        .hth-quote-icon {
            font-size: 28px;
            color: var(--hth-secondary);
            position: absolute;
            top: 16px;
            right: 20px;
        }

        .hth-quote-text {
            font-size: 15px;
            line-height: 1.75;
            color: var(--hth-text);
            margin: 16px 0 16px;
            position: relative;
            z-index: 1;
        }

        .hth-quote-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--hth-text-muted);
        }

        .hth-quote-author .hth-rank-avatar {
            width: 36px;
            height: 36px;
            font-size: 14px;
        }

        .hth-announcement {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .hth-announce-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 10px;
            padding: 12px 18px;
            transition: all var(--hth-transition);
        }

        .hth-announce-item:hover {
            border-color: var(--hth-primary);
        }

        .hth-announce-icon {
            color: var(--hth-accent);
            font-size: 16px;
            flex-shrink: 0;
        }

        .hth-announce-text {
            font-size: 14px;
            color: var(--hth-text);
            flex: 1;
        }

        .hth-announce-date {
            font-size: 13px;
            color: var(--hth-text-muted);
            flex-shrink: 0;
        }

        .hth-cta-banner {
            background: var(--hth-primary);
            border-radius: 20px;
            padding: 48px 40px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hth-cta-banner h2 {
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }

        .hth-cta-banner p {
            font-size: 15px;
            margin: 0;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
        }

        .hth-cta-banner .hth-btn {
            background: #fff;
            color: var(--hth-primary);
            border-color: #fff;
            flex-shrink: 0;
        }

        .hth-cta-banner .hth-btn:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-secondary);
            color: var(--hth-primary-dark);
        }

        .hth-faq-accordion .accordion-item {
            border: 1px solid var(--hth-border);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--hth-shadow);
        }

        .hth-faq-accordion .accordion-button {
            background: var(--hth-bg);
            color: var(--hth-text);
            font-weight: 600;
            font-size: 16px;
            padding: 18px 22px;
            box-shadow: none;
        }

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

        .hth-faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.3);
            border-color: var(--hth-primary);
        }

        .hth-faq-accordion .accordion-button::after {
            filter: brightness(0) saturate(100%) invert(35%) sepia(90%) saturate(2000%) hue-rotate(209deg) brightness(96%) contrast(95%);
        }

        .hth-faq-accordion .accordion-body {
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            padding: 18px 22px 20px;
        }

        .hth-channel-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }

        .hth-channel-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: 12px;
            padding: 22px 20px;
            text-align: center;
            transition: all var(--hth-transition);
        }

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

        .hth-channel-card i {
            font-size: 28px;
            color: var(--hth-primary);
            margin-bottom: 12px;
            display: block;
        }

        .hth-channel-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--hth-text);
            margin: 0 0 4px;
        }

        .hth-channel-card p {
            font-size: 13px;
            color: var(--hth-text-muted);
            margin: 0;
        }

        .hth-footer {
            background: var(--hth-bg-gray);
            border-top: 1px solid var(--hth-border);
            padding: 48px 0 24px;
            margin-top: 48px;
        }

        .hth-footer-inner {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

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

        .hth-footer-brand .hth-logo {
            margin-bottom: 12px;
        }

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

        .hth-footer-links {
            display: flex;
            gap: 60px;
            flex-wrap: wrap;
        }

        .hth-footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--hth-text);
            margin: 0 0 12px;
        }

        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

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

        .hth-footer-col ul li a:hover {
            color: var(--hth-primary);
        }

        .hth-footer-bottom {
            border-top: 1px solid var(--hth-border);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: var(--hth-text-muted);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .hth-footer-bottom p {
            margin: 0;
        }

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

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

        @media (max-width: 1024px) {
            .hth-section {
                padding: 56px 0;
            }
            .hth-section-title {
                font-size: 24px;
            }
            .hth-post-thumb {
                flex: 0 0 160px;
                max-width: 160px;
                min-height: 120px;
            }
        }

        @media (max-width: 768px) {
            .hth-section {
                padding: 44px 0;
            }
            .hth-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: var(--hth-bg);
                border-top: 1px solid var(--hth-border);
                padding: 12px 0;
            }
            .hth-nav.show {
                display: flex;
            }
            .hth-nav-toggle {
                display: block;
            }
            .hth-header-inner {
                position: relative;
            }
            .hth-header-chip {
                margin-left: auto;
            }
            .hth-category-head h1 {
                font-size: 28px;
            }
            .hth-post-item {
                flex-direction: column;
            }
            .hth-post-thumb {
                flex: none;
                max-width: none;
                width: 100%;
                height: 180px;
                position: relative;
            }
            .hth-post-thumb img {
                position: absolute;
                width: 100%;
                height: 100%;
                object-fit: cover;
            }
            .hth-post-info {
                padding: 16px 18px;
            }
            .hth-post-title {
                font-size: 16px;
            }
            .hth-cta-banner {
                padding: 36px 24px;
                flex-direction: column;
                text-align: center;
            }
            .hth-cta-banner h2 {
                font-size: 22px;
            }
            .hth-rank-stat {
                font-size: 13px;
            }
            .hth-footer-inner {
                flex-direction: column;
                gap: 28px;
            }
            .hth-footer-links {
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hth-section {
                padding: 36px 0;
            }
            .hth-section-title {
                font-size: 20px;
            }
            .hth-category-head h1 {
                font-size: 24px;
            }
            .hth-category-head {
                padding: 20px 0 16px;
                margin-bottom: 24px;
            }
            .hth-logo {
                font-size: 20px;
            }
            .hth-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 18px;
            }
            .hth-header-chip {
                padding: 6px 12px;
                font-size: 13px;
            }
            .hth-post-info {
                padding: 12px 14px;
                gap: 6px;
            }
            .hth-post-title {
                font-size: 15px;
            }
            .hth-post-excerpt {
                font-size: 13px;
                -webkit-line-clamp: 2;
            }
            .hth-post-meta {
                gap: 8px;
                font-size: 12px;
            }
            .hth-rank-item {
                padding: 10px 12px;
                gap: 10px;
            }
            .hth-rank-num {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .hth-rank-avatar {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
            .hth-rank-name {
                font-size: 14px;
            }
            .hth-rank-stat {
                font-size: 12px;
            }
            .hth-quote-card {
                padding: 18px 16px;
            }
            .hth-cta-banner {
                padding: 28px 18px;
                border-radius: 14px;
            }
            .hth-cta-banner h2 {
                font-size: 19px;
            }
            .hth-cta-banner p {
                font-size: 14px;
            }
            .hth-announce-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 10px 14px;
            }
            .hth-announce-date {
                font-size: 12px;
                margin-left: auto;
            }
            .hth-channel-grid {
                grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
                gap: 10px;
            }
            .hth-channel-card {
                padding: 16px 12px;
            }
            .hth-channel-card i {
                font-size: 22px;
                margin-bottom: 8px;
            }
            .hth-channel-card h3 {
                font-size: 14px;
            }
            .hth-faq-accordion .accordion-button {
                font-size: 14px;
                padding: 14px 16px;
            }
            .hth-faq-accordion .accordion-body {
                font-size: 14px;
                padding: 14px 16px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --hth-primary: #2F6BFF;
            --hth-primary-dark: #1D4ED8;
            --hth-secondary: #EAF1FB;
            --hth-bg: #FFFFFF;
            --hth-bg-gray: #F5F7FA;
            --hth-text: #1F2937;
            --hth-text-muted: #6B7280;
            --hth-border: #E5E7EB;
            --hth-accent: #F59E0B;
            --hth-accent-green: #10B981;
            --hth-radius: 14px;
            --hth-radius-sm: 8px;
            --hth-shadow: 0 4px 16px rgba(31, 41, 55, 0.06);
            --hth-shadow-hover: 0 12px 24px rgba(31, 41, 55, 0.12);
            --hth-transition: 0.2s ease;
            --hth-section-padding: 72px 0;
            --hth-container-max: 1200px;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Hiragino Sans GB', sans-serif;
            background-color: var(--hth-bg);
            color: var(--hth-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: var(--hth-primary);
            transition: color var(--hth-transition);
        }
        a:hover {
            color: var(--hth-primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .hth-container {
            max-width: var(--hth-container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .hth-section {
            padding: var(--hth-section-padding);
        }
        .hth-section-sm {
            padding: 40px 0;
        }
        .hth-section-alt {
            background-color: var(--hth-bg-gray);
        }
        .hth-section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .hth-section-subtitle {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .hth-card {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            transition: all var(--hth-transition);
            overflow: hidden;
            height: 100%;
        }
        .hth-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-card-body {
            padding: 24px;
        }
        .hth-card-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }
        .hth-btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--hth-radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            text-align: center;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--hth-transition);
            text-decoration: none;
        }
        .hth-btn-primary {
            background: var(--hth-primary);
            color: #fff;
            border-color: var(--hth-primary);
        }
        .hth-btn-primary:hover {
            background: var(--hth-primary-dark);
            border-color: var(--hth-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 14px rgba(47, 107, 255, 0.3);
        }
        .hth-btn-outline {
            background: transparent;
            color: var(--hth-primary);
            border-color: var(--hth-primary);
        }
        .hth-btn-outline:hover {
            background: var(--hth-secondary);
            border-color: var(--hth-primary-dark);
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
        }
        .hth-btn-sm {
            padding: 6px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .hth-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.5;
            background: var(--hth-secondary);
            color: var(--hth-primary);
        }
        .hth-badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }
        .hth-badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #047857;
        }
        .hth-badge-red {
            background: rgba(239, 68, 68, 0.12);
            color: #B91C1C;
        }
        .hth-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--hth-border);
            background: var(--hth-bg);
            color: var(--hth-text);
            transition: all var(--hth-transition);
        }
        .hth-chip .hth-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #EF4444;
            flex-shrink: 0;
        }
        .hth-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
        }
        .hth-header {
            background: var(--hth-bg);
            border-bottom: 1px solid var(--hth-border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 4px rgba(31, 41, 55, 0.04);
        }
        .hth-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 0;
        }
        .hth-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--hth-text);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .hth-logo:hover {
            color: var(--hth-primary);
        }
        .hth-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--hth-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .hth-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .hth-nav a {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 500;
            color: var(--hth-text);
            transition: all var(--hth-transition);
            white-space: nowrap;
        }
        .hth-nav a:hover {
            color: var(--hth-primary);
            background: var(--hth-secondary);
        }
        .hth-nav a.active {
            background: var(--hth-primary);
            color: #fff;
        }
        .hth-header-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid #E5E7EB;
            background: #FAFBFC;
            color: #1F2937;
            transition: all var(--hth-transition);
            white-space: nowrap;
        }
        .hth-header-chip:hover {
            border-color: var(--hth-primary);
            color: var(--hth-primary);
            box-shadow: 0 2px 8px rgba(47, 107, 255, 0.15);
        }
        .hth-focus-ring:focus-visible {
            outline: 3px solid rgba(47, 107, 255, 0.5);
            outline-offset: 2px;
            border-radius: 6px;
        }
        .hth-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--hth-text-muted);
            padding: 12px 0;
        }
        .hth-breadcrumb a {
            color: var(--hth-text-muted);
            text-decoration: none;
            transition: color var(--hth-transition);
        }
        .hth-breadcrumb a:hover {
            color: var(--hth-primary);
        }
        .hth-breadcrumb-sep {
            color: #c4c7cc;
        }
        .hth-category-head {
            padding: 28px 0 12px;
        }
        .hth-category-head h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .hth-category-head p {
            font-size: 16px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            max-width: 780px;
            margin-bottom: 0;
        }
        .hth-featured-article {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            overflow: hidden;
            transition: all var(--hth-transition);
            margin-bottom: 32px;
        }
        .hth-featured-article:hover {
            box-shadow: var(--hth-shadow-hover);
            transform: translateY(-2px);
        }
        .hth-featured-img {
            width: 100%;
            aspect-ratio: 2.2 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }
        .hth-featured-body {
            padding: 28px 32px;
        }
        .hth-featured-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .hth-featured-body h2 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--hth-text);
        }
        .hth-featured-body p {
            font-size: 15px;
            color: var(--hth-text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .hth-featured-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 14px;
            color: var(--hth-text-muted);
        }
        .hth-article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .hth-list-item {
            display: flex;
            gap: 20px;
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            overflow: hidden;
            transition: all var(--hth-transition);
            padding: 16px;
        }
        .hth-list-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-list-img {
            width: 200px;
            min-width: 200px;
            border-radius: 10px;
            overflow: hidden;
            aspect-ratio: 1.6 / 1;
            object-fit: cover;
            background-color: var(--hth-secondary);
        }
        .hth-list-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .hth-list-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 8px;
        }
        .hth-list-content h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 6px;
            color: var(--hth-text);
        }
        .hth-list-content p {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hth-list-meta {
            font-size: 13px;
            color: #9CA3AF;
            display: flex;
            gap: 14px;
            align-items: center;
            flex-wrap: wrap;
        }
        .hth-data-bar {
            background: #FAFBFC;
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 24px 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            margin-top: 12px;
        }
        .hth-data-item {
            flex: 1;
            min-width: 150px;
            text-align: center;
            padding: 8px 12px;
            border-right: 1px solid var(--hth-border);
        }
        .hth-data-item:last-child {
            border-right: none;
        }
        .hth-data-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--hth-primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .hth-data-label {
            font-size: 14px;
            color: var(--hth-text-muted);
        }
        .hth-topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .hth-topic-item {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            padding: 24px;
            transition: all var(--hth-transition);
            box-shadow: var(--hth-shadow);
        }
        .hth-topic-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--hth-shadow-hover);
        }
        .hth-topic-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--hth-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--hth-primary);
            font-size: 20px;
            margin-bottom: 14px;
        }
        .hth-topic-item h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--hth-text);
        }
        .hth-topic-item p {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .hth-comment-block {
            background: var(--hth-bg);
            border: 1px solid var(--hth-border);
            border-radius: var(--hth-radius);
            box-shadow: var(--hth-shadow);
            padding: 24px;
        }
        .hth-comment-item {
            padding: 16px 0;
            border-bottom: 1px solid #F0F1F3;
        }
        .hth-comment-item:last-child {
            border-bottom: none;
        }
        .hth-comment-user {
            font-size: 14px;
            font-weight: 600;
            color: var(--hth-text);
            margin-bottom: 4px;
        }
        .hth-comment-text {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-bottom: 6px;
        }
        .hth-comment-meta {
            font-size: 12px;
            color: #9CA3AF;
        }
        .hth-cta-box {
            background: var(--hth-primary);
            border-radius: var(--hth-radius);
            padding: 40px 44px;
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .hth-cta-box h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .hth-cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 0;
            line-height: 1.7;
            max-width: 520px;
        }
        .hth-btn-white {
            background: #fff;
            color: var(--hth-primary);
            border-color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }
        .hth-btn-white:hover {
            background: #f0f4ff;
            color: var(--hth-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
        }
        .hth-footer {
            background: #F9FAFB;
            border-top: 1px solid var(--hth-border);
            padding: 48px 0 24px;
            margin-top: 60px;
        }
        .hth-footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 28px;
        }
        .hth-footer-brand {
            max-width: 320px;
        }
        .hth-footer-brand p {
            font-size: 14px;
            color: var(--hth-text-muted);
            line-height: 1.7;
            margin-top: 10px;
        }
        .hth-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hth-footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--hth-text);
            margin-bottom: 12px;
        }
        .hth-footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .hth-footer-col ul li {
            margin-bottom: 8px;
        }
        .hth-footer-col ul li a {
            font-size: 14px;
            color: var(--hth-text-muted);
            text-decoration: none;
            transition: color var(--hth-transition);
        }
        .hth-footer-col ul li a:hover {
            color: var(--hth-primary);
        }
        .hth-footer-bottom {
            border-top: 1px solid #EFF1F4;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: #9CA3AF;
        }
        .hth-footer-bottom a {
            color: #6B7280;
            text-decoration: none;
            transition: color var(--hth-transition);
        }
        .hth-footer-bottom a:hover {
            color: var(--hth-primary);
        }
        @media (max-width: 991px) {
            .hth-section {
                padding: 48px 0;
            }
            .hth-category-head h1 {
                font-size: 28px;
            }
            .hth-featured-body {
                padding: 20px;
            }
            .hth-featured-body h2 {
                font-size: 20px;
            }
            .hth-list-item {
                flex-direction: column;
            }
            .hth-list-img {
                width: 100%;
                min-width: 100%;
                aspect-ratio: 2 / 1;
            }
            .hth-cta-box {
                padding: 28px 24px;
                flex-direction: column;
                text-align: center;
            }
            .hth-data-bar {
                padding: 16px;
            }
            .hth-data-item {
                min-width: 120px;
            }
        }
        @media (max-width: 767px) {
            .hth-header-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 10px 0;
            }
            .hth-nav {
                width: 100%;
                gap: 2px;
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 4px;
            }
            .hth-nav a {
                padding: 5px 10px;
                font-size: 14px;
                flex-shrink: 0;
            }
            .hth-header-chip {
                margin-top: 4px;
            }
            .hth-category-head h1 {
                font-size: 24px;
            }
            .hth-section-title {
                font-size: 22px;
            }
            .hth-featured-img {
                aspect-ratio: 1.8 / 1;
            }
            .hth-data-item {
                min-width: 100%;
                border-right: none;
                border-bottom: 1px solid var(--hth-border);
                padding: 10px 8px;
            }
            .hth-data-item:last-child {
                border-bottom: none;
            }
            .hth-topic-grid {
                grid-template-columns: 1fr;
            }
            .hth-footer-inner {
                flex-direction: column;
                gap: 28px;
            }
            .hth-footer-links {
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .hth-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hth-logo {
                font-size: 20px;
            }
            .hth-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .hth-category-head h1 {
                font-size: 21px;
            }
            .hth-featured-body h2 {
                font-size: 18px;
            }
            .hth-list-content h3 {
                font-size: 16px;
            }
            .hth-cta-box h3 {
                font-size: 18px;
            }
            .hth-footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}