/* roulang page: index */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-dark);
            background-color: var(--duel-bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--duel-copper);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover,
        a:focus {
            color: var(--duel-gold);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }

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

        /* ========== 容器 ========== */
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 导航 ========== */
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-light);
            border-bottom: 1px solid var(--duel-border);
        }

        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }

        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }

        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }

        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }

        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }

        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }

        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }

        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.1);
        }

        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border: none;
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }

        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
            padding-top: 10px;
        }

        .duel-navbar .duel-channel-row .duel-channel-link {
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--duel-text-dark);
            background: var(--duel-bg-light);
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .duel-navbar .duel-channel-row .duel-channel-link:hover,
        .duel-navbar .duel-channel-row .duel-channel-link:focus {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }

        .duel-navbar .duel-channel-row .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            font-weight: 700;
        }

        .duel-navbar .duel-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--duel-text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ========== 按钮 ========== */
        .duel-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-size: 1rem;
            font-weight: 650;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-decoration: none;
            line-height: 1.4;
        }

        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            color: #fff;
            border: none;
        }

        .duel-btn-primary:hover,
        .duel-btn-primary:focus {
            background: linear-gradient(135deg, #2a1e0c, #c29230);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--duel-shadow-card-hover);
        }

        .duel-btn-outline {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
        }

        .duel-btn-outline:hover,
        .duel-btn-outline:focus {
            background: rgba(212, 162, 67, 0.1);
            color: var(--duel-text-dark);
            transform: translateY(-2px);
        }

        .duel-btn-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            border: none;
            font-weight: 700;
        }

        .duel-btn-gold:hover,
        .duel-btn-gold:focus {
            background: #e0b45a;
            color: var(--duel-text-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(212, 162, 67, 0.35);
        }

        .duel-btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: var(--duel-radius-md);
        }

        .duel-btn-lg {
            padding: 16px 36px;
            font-size: 1.1rem;
        }

        /* ========== 数据徽章 ========== */
        .duel-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .duel-badge-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }

        .duel-badge-copper {
            background: var(--duel-copper);
            color: #fff;
        }

        .duel-badge-outline-dark {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
        }

        .duel-badge-outline-light {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-light);
        }

        .duel-badge-number {
            font-weight: 800;
            font-size: clamp(1.2rem, 2vw + 0.3rem, 1.8rem);
            letter-spacing: -0.01em;
        }

        /* ========== 卡片 ========== */
        .duel-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 28px;
            transition: all 0.35s ease;
            border: 1px solid rgba(30, 21, 8, 0.06);
            height: 100%;
        }

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

        .duel-card-dark {
            background: var(--duel-primary);
            color: var(--duel-text-light);
            border: 1px solid rgba(212, 162, 67, 0.2);
            box-shadow: var(--duel-shadow-dark);
        }

        .duel-card-dark:hover {
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
            transform: translateY(-4px);
        }

        .duel-card-gold-border {
            border: 2px solid transparent;
            background-image: linear-gradient(#fff, #fff), var(--duel-gradient-brand);
            background-origin: border-box;
            background-clip: padding-box, border-box;
        }

        /* ========== Hero ========== */
        .duel-hero {
            padding: 60px 0 80px;
            background: var(--duel-bg-light);
            position: relative;
            overflow: hidden;
        }

        .duel-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: var(--duel-gradient-brand);
        }

        .duel-hero .duel-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: center;
        }

        .duel-hero .duel-hero-left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .duel-hero .duel-hero-book {
            position: relative;
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            box-shadow: var(--duel-shadow-dark);
            aspect-ratio: 3 / 4;
            max-width: 400px;
            margin: 0 auto;
        }

        .duel-hero .duel-hero-book img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .duel-hero .duel-hero-book .duel-book-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, rgba(30, 21, 8, 0.85) 30%, rgba(30, 21, 8, 0.2));
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }

        .duel-hero .duel-hero-book .duel-book-overlay h3 {
            color: #fff;
            font-weight: 800;
            font-size: 1.5rem;
            letter-spacing: -0.01em;
        }

        .duel-hero h1 {
            font-size: clamp(2.2rem, 5vw + 1rem, 4.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: var(--duel-text-dark);
            margin-bottom: 0;
        }

        .duel-hero .duel-hero-subtitle {
            font-size: 1.08rem;
            line-height: 1.75;
            color: var(--duel-text-muted);
            max-width: 560px;
        }

        .duel-hero .duel-hero-cta-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .duel-hero .duel-hero-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 12px;
        }

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

        .duel-hero .duel-hero-stat-item .duel-stat-number {
            font-size: clamp(1.4rem, 2.5vw + 0.5rem, 2.2rem);
            font-weight: 800;
            color: var(--duel-gold);
            letter-spacing: -0.02em;
        }

        .duel-hero .duel-hero-stat-item .duel-stat-label {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--duel-text-muted);
            letter-spacing: 0.05em;
        }

        .duel-hero .duel-whitepaper-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 32px;
            border: 1px solid rgba(30, 21, 8, 0.08);
        }

        .duel-hero .duel-whitepaper-card .duel-wp-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 18px;
            color: var(--duel-text-dark);
        }

        .duel-hero .duel-whitepaper-card .duel-wp-toc {
            list-style: none;
            padding: 0;
            margin: 0 0 24px 0;
        }

        .duel-hero .duel-whitepaper-card .duel-wp-toc li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--duel-border);
            font-size: 0.95rem;
            color: var(--duel-text-dark);
        }

        .duel-hero .duel-whitepaper-card .duel-wp-toc li:last-child {
            border-bottom: none;
        }

        .duel-hero .duel-whitepaper-card .duel-wp-toc .duel-toc-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            font-weight: 800;
            font-size: 0.78rem;
            flex-shrink: 0;
        }

        .duel-hero .duel-whitepaper-card .duel-form-group {
            margin-bottom: 16px;
        }

        .duel-hero .duel-whitepaper-card .duel-form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--duel-text-dark);
            margin-bottom: 6px;
        }

        .duel-hero .duel-whitepaper-card .duel-form-group input {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--duel-border);
            border-radius: var(--duel-radius-md);
            font-size: 0.95rem;
            background: var(--duel-bg-light);
            transition: border-color 0.3s ease;
            font-family: var(--duel-font-family);
        }

        .duel-hero .duel-whitepaper-card .duel-form-group input:focus {
            border-color: var(--duel-gold);
            outline: none;
            background: #fff;
        }

        /* ========== 板块通用 ========== */
        .duel-section {
            padding: var(--duel-spacing-section) 0;
        }

        .duel-section-dark {
            background: var(--duel-primary);
            color: var(--duel-text-light);
        }

        .duel-section-light {
            background: var(--duel-bg-light);
        }

        .duel-section-white {
            background: #fff;
        }

        .duel-section-title {
            font-size: clamp(1.7rem, 3vw + 0.8rem, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--duel-text-dark);
            margin-bottom: 16px;
        }

        .duel-section-dark .duel-section-title {
            color: var(--duel-text-light);
        }

        .duel-section-desc {
            font-size: 1rem;
            line-height: 1.75;
            color: var(--duel-text-muted);
            max-width: 640px;
            margin-bottom: 40px;
        }

        .duel-section-dark .duel-section-desc {
            color: rgba(245, 239, 227, 0.75);
        }

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

        /* ========== 券面网格 ========== */
        .duel-voucher-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr 1fr;
            gap: 24px;
        }

        .duel-voucher-grid .duel-voucher-large {
            grid-row: span 2;
        }

        .duel-voucher-card {
            position: relative;
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            box-shadow: var(--duel-shadow-card);
            transition: all 0.35s ease;
            background: #fff;
            border: 1px solid rgba(30, 21, 8, 0.06);
            display: flex;
            flex-direction: column;
        }

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

        .duel-voucher-card .duel-voucher-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .duel-voucher-card .duel-voucher-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .duel-voucher-card .duel-voucher-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .duel-voucher-card .duel-voucher-body h3 {
            font-size: 1.1rem;
            font-weight: 650;
            color: var(--duel-text-dark);
            margin: 0;
        }

        .duel-voucher-card .duel-voucher-body p {
            font-size: 0.9rem;
            color: var(--duel-text-muted);
            margin: 0;
            flex: 1;
            line-height: 1.6;
        }

        .duel-voucher-card .duel-voucher-body .duel-voucher-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--duel-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .duel-voucher-card .duel-voucher-body .duel-voucher-link i {
            transition: transform 0.3s ease;
        }

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

        .duel-voucher-card .duel-voucher-badge-top {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
        }

        /* ========== 使用规则 ========== */
        .duel-rules-layout {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 40px;
            align-items: start;
        }

        .duel-rules-steps {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .duel-rule-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 18px 20px;
            background: #fff;
            border-radius: var(--duel-radius-md);
            border-left: 4px solid var(--duel-gold);
            box-shadow: var(--duel-shadow-card);
            transition: all 0.3s ease;
        }

        .duel-rule-step:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateX(4px);
        }

        .duel-rule-step .duel-rule-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--duel-gradient-brand);
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .duel-rule-step .duel-rule-content h4 {
            font-size: 1.05rem;
            font-weight: 650;
            margin-bottom: 4px;
            color: var(--duel-text-dark);
        }

        .duel-rule-step .duel-rule-content p {
            font-size: 0.9rem;
            color: var(--duel-text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .duel-rules-visual {
            position: relative;
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            box-shadow: var(--duel-shadow-dark);
        }

        .duel-rules-visual img {
            width: 100%;
            height: 100%;
            min-height: 420px;
            object-fit: cover;
        }

        .duel-rules-visual .duel-rules-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 28px;
            background: linear-gradient(to top, rgba(30, 21, 8, 0.9), transparent);
        }

        .duel-rules-visual .duel-rules-overlay p {
            color: var(--duel-text-light);
            font-size: 0.95rem;
            margin: 0;
            font-weight: 500;
        }

        /* ========== 数据分析 ========== */
        .duel-data-layout {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .duel-data-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--duel-shadow-card);
            border: 1px solid rgba(30, 21, 8, 0.06);
            transition: all 0.35s ease;
        }

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

        .duel-data-card .duel-data-number {
            font-size: clamp(1.4rem, 2.5vw + 0.5rem, 2.2rem);
            font-weight: 800;
            color: var(--duel-gold);
            letter-spacing: -0.02em;
            display: block;
            margin-bottom: 6px;
        }

        .duel-data-card .duel-data-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--duel-text-muted);
            letter-spacing: 0.04em;
        }

        .duel-data-card .duel-data-trend {
            font-size: 0.8rem;
            font-weight: 700;
            margin-top: 6px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .duel-data-trend-up {
            color: var(--duel-success);
        }

        .duel-data-trend-down {
            color: var(--duel-danger);
        }

        /* ========== 资讯区 ========== */
        .duel-news-layout {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 32px;
        }

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

        .duel-news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: #fff;
            border-radius: var(--duel-radius-md);
            box-shadow: var(--duel-shadow-card);
            border-left: 4px solid var(--duel-gold);
            transition: all 0.3s ease;
            text-decoration: none;
            color: var(--duel-text-dark);
        }

        .duel-news-item:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateX(4px);
        }

        .duel-news-item .duel-news-date {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            background: var(--duel-gold);
            border-radius: var(--duel-radius-md);
            color: var(--duel-text-dark);
            font-weight: 700;
            flex-shrink: 0;
        }

        .duel-news-item .duel-news-date .duel-news-day {
            font-size: 1.3rem;
            font-weight: 800;
            line-height: 1.1;
        }

        .duel-news-item .duel-news-date .duel-news-month {
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.05em;
        }

        .duel-news-item .duel-news-body {
            flex: 1;
        }

        .duel-news-item .duel-news-body h5 {
            font-size: 1rem;
            font-weight: 650;
            margin: 0 0 4px 0;
            color: var(--duel-text-dark);
            line-height: 1.4;
        }

        .duel-news-item .duel-news-body p {
            font-size: 0.85rem;
            color: var(--duel-text-muted);
            margin: 0;
        }

        .duel-news-item .duel-news-arrow {
            font-size: 1.1rem;
            color: var(--duel-gold);
            flex-shrink: 0;
        }

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

        .duel-news-recommend {
            display: flex;
            gap: 14px;
            align-items: center;
            background: #fff;
            border-radius: var(--duel-radius-md);
            padding: 14px;
            box-shadow: var(--duel-shadow-card);
            text-decoration: none;
            color: var(--duel-text-dark);
            transition: all 0.3s ease;
        }

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

        .duel-news-recommend img {
            width: 72px;
            height: 72px;
            border-radius: var(--duel-radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }

        .duel-news-recommend .duel-news-rec-body h6 {
            font-size: 0.92rem;
            font-weight: 650;
            margin: 0 0 4px 0;
            line-height: 1.4;
        }

        .duel-news-recommend .duel-news-rec-body span {
            font-size: 0.78rem;
            color: var(--duel-text-muted);
        }

        /* ========== 议程时间线 ========== */
        .duel-timeline {
            position: relative;
            padding-left: 32px;
        }

        .duel-timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--duel-gradient-brand);
            border-radius: 2px;
        }

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

        .duel-timeline-item::before {
            content: '';
            position: absolute;
            left: -32px;
            top: 8px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--duel-gold);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--duel-gold);
        }

        .duel-timeline-item .duel-timeline-time {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--duel-copper);
            letter-spacing: 0.05em;
            display: block;
            margin-bottom: 6px;
        }

        .duel-timeline-item .duel-timeline-title {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--duel-text-dark);
            margin: 0 0 4px 0;
        }

        .duel-timeline-item .duel-timeline-desc {
            font-size: 0.9rem;
            color: var(--duel-text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 保障图标条 ========== */
        .duel-guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .duel-guarantee-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 12px;
            padding: 28px 18px;
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            border: 1px solid rgba(30, 21, 8, 0.06);
            transition: all 0.35s ease;
        }

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

        .duel-guarantee-item .duel-guarantee-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
        }

        .duel-guarantee-item h4 {
            font-size: 1rem;
            font-weight: 650;
            margin: 0;
            color: var(--duel-text-dark);
        }

        .duel-guarantee-item p {
            font-size: 0.85rem;
            color: var(--duel-text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== CTA 去使用 ========== */
        .duel-cta-band {
            background: var(--duel-bg-dark);
            color: var(--duel-text-light);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .duel-cta-band::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: var(--duel-gradient-brand);
        }

        .duel-cta-band h2 {
            font-size: clamp(1.7rem, 3vw + 0.8rem, 2.4rem);
            font-weight: 700;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .duel-cta-band p {
            font-size: 1rem;
            color: rgba(245, 239, 227, 0.75);
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        .duel-cta-band .duel-cta-btn-row {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FAQ ========== */
        .duel-faq-section {
            background: var(--duel-primary);
            padding: var(--duel-spacing-section) 0;
        }

        .duel-faq-section .duel-section-title {
            color: var(--duel-text-light);
        }

        .duel-faq-section .duel-section-desc {
            color: rgba(245, 239, 227, 0.75);
        }

        .duel-accordion .accordion-item {
            background: transparent;
            border: 1px solid rgba(212, 162, 67, 0.3);
            border-radius: var(--duel-radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .duel-accordion .accordion-button {
            background: rgba(30, 21, 8, 0.7);
            color: var(--duel-text-light);
            font-weight: 650;
            font-size: 1rem;
            padding: 18px 24px;
            border: none;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all 0.3s ease;
        }

        .duel-accordion .accordion-button:not(.collapsed) {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-gold);
            box-shadow: none;
        }

        .duel-accordion .accordion-button::before {
            content: '\25C6';
            font-size: 0.7rem;
            color: var(--duel-gold);
            flex-shrink: 0;
        }

        .duel-accordion .accordion-button::after {
            filter: invert(70%) sepia(40%) saturate(400%) hue-rotate(350deg);
        }

        .duel-accordion .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(212, 162, 67, 0.4);
        }

        .duel-accordion .accordion-body {
            background: rgba(20, 16, 11, 0.9);
            color: rgba(245, 239, 227, 0.85);
            font-size: 0.95rem;
            line-height: 1.75;
            padding: 20px 24px;
        }

        /* ========== 页脚 ========== */
        .duel-footer {
            background: var(--duel-primary);
            color: rgba(245, 239, 227, 0.75);
            padding: 60px 0 0;
            border-top: 4px solid var(--duel-gold);
        }

        .duel-footer .duel-footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        .duel-footer .duel-footer-brand {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .duel-footer .duel-footer-brand .duel-footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--duel-gold);
            letter-spacing: -0.01em;
        }

        .duel-footer .duel-footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: rgba(245, 239, 227, 0.6);
            margin: 0;
        }

        .duel-footer .duel-footer-brand .duel-footer-domain {
            font-size: 0.82rem;
            color: rgba(245, 239, 227, 0.45);
            letter-spacing: 0.05em;
        }

        .duel-footer h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--duel-gold);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .duel-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .duel-footer ul li a {
            font-size: 0.88rem;
            color: rgba(245, 239, 227, 0.65);
            transition: color 0.3s ease;
            text-decoration: none;
        }

        .duel-footer ul li a:hover {
            color: var(--duel-gold);
        }

        .duel-footer .duel-social-row {
            display: flex;
            gap: 12px;
        }

        .duel-footer .duel-social-row a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 2px solid rgba(212, 162, 67, 0.4);
            color: var(--duel-gold);
            font-size: 1.1rem;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .duel-footer .duel-social-row a:hover {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            border-color: var(--duel-gold);
        }

        .duel-footer .duel-copyright {
            border-top: 1px solid rgba(212, 162, 67, 0.2);
            padding: 20px 0;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(245, 239, 227, 0.5);
            letter-spacing: 0.03em;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .duel-navbar .duel-brand-row {
                flex-wrap: wrap;
            }

            .duel-navbar .duel-search-box {
                order: 3;
                flex: 1 1 100%;
                min-width: auto;
            }

            .duel-navbar .duel-hamburger {
                display: block;
            }

            .duel-navbar .duel-channel-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px 0;
            }

            .duel-navbar .duel-channel-row.show {
                display: flex;
            }

            .duel-navbar .duel-channel-row .duel-channel-link {
                text-align: center;
                padding: 12px 18px;
                border-radius: var(--duel-radius-md);
            }

            .duel-hero .duel-hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .duel-hero .duel-hero-book {
                max-width: 300px;
            }

            .duel-voucher-grid {
                grid-template-columns: 1fr 1fr;
            }

            .duel-voucher-grid .duel-voucher-large {
                grid-row: span 2;
            }

            .duel-rules-layout {
                grid-template-columns: 1fr;
            }

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

            .duel-news-layout {
                grid-template-columns: 1fr;
            }

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

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

            .duel-section {
                padding: var(--duel-spacing-section-mobile) 0;
            }
        }

        @media (max-width: 575px) {
            .duel-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .duel-voucher-grid {
                grid-template-columns: 1fr;
            }

            .duel-voucher-grid .duel-voucher-large {
                grid-row: auto;
            }

            .duel-data-layout {
                grid-template-columns: 1fr;
            }

            .duel-guarantee-grid {
                grid-template-columns: 1fr;
            }

            .duel-footer .duel-footer-grid {
                grid-template-columns: 1fr;
            }

            .duel-news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .duel-hero .duel-hero-stats {
                flex-direction: column;
                gap: 12px;
            }

            .duel-hero .duel-hero-cta-row {
                flex-direction: column;
            }

            .duel-hero .duel-hero-cta-row .duel-btn {
                width: 100%;
                justify-content: center;
            }

            .duel-cta-band .duel-cta-btn-row {
                flex-direction: column;
                align-items: center;
            }

            .duel-cta-band .duel-cta-btn-row .duel-btn {
                width: 100%;
                justify-content: center;
                max-width: 320px;
            }

            .duel-section-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 400px) {
            .duel-hero h1 {
                font-size: 1.9rem;
            }

            .duel-hero .duel-hero-book {
                max-width: 240px;
            }

            .duel-hero .duel-whitepaper-card {
                padding: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-dark);
            background-color: var(--duel-bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--duel-copper);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover,
        a:focus {
            color: var(--duel-gold);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }

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

        /* ========== 容器 ========== */
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 导航 ========== */
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-light);
            border-bottom: 1px solid var(--duel-border);
            box-shadow: 0 4px 16px rgba(30, 21, 8, 0.06);
        }

        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }

        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }

        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
        }

        .duel-navbar .duel-logo:hover,
        .duel-navbar .duel-logo:focus {
            color: var(--duel-text-dark);
        }

        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }

        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }

        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }

        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }

        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }

        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.1);
        }

        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border: none;
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }

        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
            padding-top: 10px;
        }

        .duel-navbar .duel-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--duel-text-dark);
            text-decoration: none;
            transition: all 0.25s ease;
            background: transparent;
            white-space: nowrap;
        }

        .duel-navbar .duel-channel-link:hover {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-text-dark);
        }

        .duel-navbar .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-primary);
        }

        .duel-navbar .duel-toggler {
            display: none;
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 6px 12px;
            border-radius: var(--duel-radius-md);
            cursor: pointer;
            transition: background 0.25s ease;
        }

        .duel-navbar .duel-toggler:hover {
            background: rgba(212, 162, 67, 0.15);
        }

        .duel-navbar .duel-toggler i {
            font-size: 1.2rem;
        }

        /* ========== Hero 窄横幅 ========== */
        .duel-hero-banner {
            position: relative;
            background: var(--duel-bg-dark);
            padding: 56px 0 48px;
            overflow: hidden;
            border-bottom: 1px solid var(--duel-border);
        }

        .duel-hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 0;
        }

        .duel-hero-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(20, 16, 11, 0.6) 0%, rgba(20, 16, 11, 0.85) 100%);
            z-index: 0;
        }

        .duel-hero-banner .duel-container {
            position: relative;
            z-index: 1;
        }

        .duel-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: rgba(245, 239, 227, 0.7);
        }

        .duel-breadcrumb a {
            color: rgba(245, 239, 227, 0.7);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        .duel-breadcrumb a:hover {
            color: var(--duel-gold);
        }

        .duel-breadcrumb .duel-breadcrumb-sep {
            color: rgba(212, 162, 67, 0.5);
        }

        .duel-breadcrumb .duel-breadcrumb-current {
            color: var(--duel-gold);
            font-weight: 700;
        }

        .duel-hero-banner-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .duel-hero-banner-left {
            flex: 1 1 540px;
            max-width: 700px;
        }

        .duel-hero-banner-left h1 {
            font-size: clamp(1.8rem, 4vw + 0.5rem, 2.8rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--duel-text-light);
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .duel-hero-banner-left .duel-hero-sub {
            font-size: 1.02rem;
            color: rgba(245, 239, 227, 0.82);
            max-width: 620px;
            margin-bottom: 20px;
        }

        .duel-hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .duel-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-size: 0.92rem;
            font-weight: 700;
            cursor: pointer;
            text-decoration: none;
            transition: all 0.3s ease;
            border: none;
            letter-spacing: 0.02em;
        }

        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            color: #fff;
            box-shadow: 0 6px 18px rgba(212, 162, 67, 0.3);
        }

        .duel-btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(200, 90, 42, 0.4);
            filter: brightness(1.08);
        }

        .duel-btn-primary:focus {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }

        .duel-btn-outline-light {
            background: transparent;
            border: 2px solid rgba(212, 162, 67, 0.7);
            color: var(--duel-gold);
        }

        .duel-btn-outline-light:hover {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-gold);
            border-color: var(--duel-gold);
            transform: translateY(-2px);
        }

        .duel-hero-banner-right {
            flex: 0 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: flex-end;
        }

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

        .duel-stat-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background: rgba(30, 21, 8, 0.8);
            border: 1px solid var(--duel-border);
            border-radius: var(--duel-radius-pill);
            color: var(--duel-text-light);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .duel-stat-pill strong {
            color: var(--duel-gold);
            font-size: 1.1rem;
            font-weight: 800;
        }

        /* ========== 焦点置顶 ========== */
        .duel-section {
            padding: 56px 0;
        }

        .duel-section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .duel-section-header h2 {
            font-size: clamp(1.4rem, 2.5vw + 0.4rem, 2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--duel-text-dark);
            margin-bottom: 0;
        }

        .duel-section-header .duel-section-tag {
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--duel-copper);
            background: rgba(200, 90, 42, 0.1);
            padding: 4px 14px;
            border-radius: var(--duel-radius-pill);
        }

        .duel-focus-card {
            position: relative;
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 28px;
            display: flex;
            gap: 24px;
            align-items: stretch;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            overflow: hidden;
        }

        .duel-focus-card:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateY(-2px);
        }

        .duel-focus-card .duel-hot-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--duel-copper);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.76rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            z-index: 2;
            box-shadow: 0 4px 12px rgba(200, 90, 42, 0.4);
        }

        .duel-focus-card .duel-focus-img-wrap {
            flex: 0 0 42%;
            max-width: 42%;
            border-radius: var(--duel-radius-md);
            overflow: hidden;
            position: relative;
        }

        .duel-focus-card .duel-focus-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .duel-focus-card:hover .duel-focus-img-wrap img {
            transform: scale(1.04);
        }

        .duel-focus-card .duel-focus-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .duel-focus-card .duel-focus-date {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--duel-text-muted);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }

        .duel-focus-card h3 {
            font-size: clamp(1.15rem, 1.5vw + 0.5rem, 1.5rem);
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .duel-focus-card p {
            color: var(--duel-text-muted);
            margin-bottom: 16px;
            font-size: 0.92rem;
        }

        .duel-focus-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--duel-text-muted);
        }

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

        .duel-focus-meta i {
            color: var(--duel-gold);
        }

        /* ========== 资讯列表 + 侧栏 ========== */
        .duel-news-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }

        .duel-news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .duel-news-item {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 0;
            display: flex;
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .duel-news-item .duel-news-img {
            flex: 0 0 40%;
            max-width: 40%;
            position: relative;
            overflow: hidden;
        }

        .duel-news-item .duel-news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .duel-news-item:hover .duel-news-img img {
            transform: scale(1.04);
        }

        .duel-news-item .duel-news-date-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--duel-primary);
            color: var(--duel-gold);
            padding: 6px 14px;
            border-radius: var(--duel-radius-md);
            font-size: 0.76rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            z-index: 1;
        }

        .duel-news-item .duel-news-body {
            flex: 1;
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
        }

        .duel-news-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .duel-news-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.74rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(212, 162, 67, 0.18);
            color: var(--duel-copper);
        }

        .duel-news-tag.duel-tag-dark {
            background: rgba(30, 21, 8, 0.08);
            color: var(--duel-text-muted);
        }

        .duel-news-item h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .duel-news-item h3 a {
            color: var(--duel-text-dark);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        .duel-news-item h3 a:hover {
            color: var(--duel-copper);
        }

        .duel-news-item .duel-news-summary {
            font-size: 0.88rem;
            color: var(--duel-text-muted);
            margin-bottom: 12px;
            flex: 1;
        }

        .duel-news-item .duel-news-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--duel-text-muted);
        }

        .duel-news-link {
            font-weight: 700;
            color: var(--duel-copper);
            font-size: 0.86rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s ease, color 0.25s ease;
        }

        .duel-news-link:hover {
            gap: 10px;
            color: var(--duel-gold);
        }

        .duel-news-link i {
            font-size: 0.76rem;
        }

        /* ========== 侧栏 ========== */
        .duel-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: sticky;
            top: 80px;
        }

        .duel-sidebar-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 22px;
        }

        .duel-sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--duel-border);
            letter-spacing: -0.01em;
        }

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

        .duel-rank-mini-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-bg-light);
            transition: background 0.25s ease;
            cursor: pointer;
        }

        .duel-rank-mini-item:hover {
            background: rgba(212, 162, 67, 0.15);
        }

        .duel-rank-num {
            flex: 0 0 32px;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--duel-radius-pill);
            font-weight: 800;
            font-size: 0.86rem;
            color: #fff;
            background: var(--duel-gold);
        }

        .duel-rank-num.duel-rank-1 {
            background: var(--duel-gold);
            color: var(--duel-primary);
        }

        .duel-rank-num.duel-rank-2 {
            background: #C0C0C0;
            color: var(--duel-primary);
        }

        .duel-rank-num.duel-rank-3 {
            background: #CD7F32;
            color: #fff;
        }

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

        .duel-rank-mini-item .duel-rank-name {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .duel-rank-mini-item .duel-rank-val {
            font-size: 0.78rem;
            color: var(--duel-text-muted);
        }

        .duel-rank-mini-item .duel-rank-arrow {
            color: var(--duel-success);
            font-size: 0.8rem;
            font-weight: 700;
        }

        .duel-rank-mini-item .duel-rank-arrow.duel-arrow-down {
            color: var(--duel-danger);
        }

        .duel-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .duel-tag-cloud a {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: var(--duel-bg-light);
            color: var(--duel-text-dark);
            text-decoration: none;
            border: 1px solid var(--duel-border);
            transition: all 0.25s ease;
        }

        .duel-tag-cloud a:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            border-color: var(--duel-gold);
            transform: translateY(-1px);
        }

        .duel-sidebar-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .duel-sidebar-stat {
            text-align: center;
            padding: 14px 10px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-bg-light);
        }

        .duel-sidebar-stat strong {
            display: block;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--duel-gold);
        }

        .duel-sidebar-stat span {
            font-size: 0.74rem;
            color: var(--duel-text-muted);
        }

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

        .duel-cta-banner {
            background: var(--duel-bg-dark);
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-dark);
            padding: 40px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .duel-cta-banner::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 162, 67, 0.25), transparent 70%);
            z-index: 0;
        }

        .duel-cta-banner::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 90, 42, 0.2), transparent 70%);
            z-index: 0;
        }

        .duel-cta-banner .duel-container {
            position: relative;
            z-index: 1;
        }

        .duel-cta-banner h2 {
            font-size: clamp(1.5rem, 3vw + 0.4rem, 2.2rem);
            font-weight: 800;
            color: var(--duel-text-light);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .duel-cta-banner p {
            color: rgba(245, 239, 227, 0.78);
            max-width: 560px;
            margin: 0 auto 24px;
        }

        .duel-cta-banner .duel-cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .duel-btn-gold {
            background: var(--duel-gold);
            color: var(--duel-primary);
            box-shadow: 0 6px 18px rgba(212, 162, 67, 0.35);
        }

        .duel-btn-gold:hover {
            color: var(--duel-primary);
            transform: translateY(-2px);
            filter: brightness(1.12);
            box-shadow: 0 10px 26px rgba(212, 162, 67, 0.45);
        }

        .duel-btn-dark-outline {
            background: transparent;
            border: 2px solid rgba(212, 162, 67, 0.8);
            color: var(--duel-gold);
        }

        .duel-btn-dark-outline:hover {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-gold);
            border-color: var(--duel-gold);
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .duel-footer {
            background: var(--duel-primary);
            color: rgba(245, 239, 227, 0.75);
            padding: 56px 0 24px;
            border-top: 1px solid var(--duel-border);
        }

        .duel-footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .duel-footer-brand .duel-footer-logo {
            display: inline-block;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--duel-gold);
            letter-spacing: -0.02em;
            margin-bottom: 10px;
        }

        .duel-footer-brand p {
            font-size: 0.86rem;
            line-height: 1.7;
            margin-bottom: 10px;
            max-width: 300px;
        }

        .duel-footer-domain {
            font-size: 0.78rem;
            color: rgba(245, 239, 227, 0.45);
            letter-spacing: 0.04em;
        }

        .duel-footer h5 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--duel-text-light);
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }

        .duel-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .duel-footer ul a {
            color: rgba(245, 239, 227, 0.65);
            font-size: 0.86rem;
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        .duel-social-row {
            display: flex;
            gap: 12px;
        }

        .duel-social-row a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-pill);
            background: rgba(212, 162, 67, 0.12);
            color: var(--duel-gold);
            font-size: 1.05rem;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .duel-social-row a:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            transform: translateY(-2px);
        }

        .duel-copyright {
            text-align: center;
            font-size: 0.76rem;
            color: rgba(245, 239, 227, 0.4);
            padding-top: 18px;
            border-top: 1px solid rgba(212, 162, 67, 0.12);
            letter-spacing: 0.03em;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .duel-navbar .duel-search-box {
                min-width: 0;
                flex: 0 1 180px;
            }

            .duel-navbar .duel-channel-row {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: thin;
                scrollbar-color: var(--duel-gold) transparent;
                gap: 8px;
                padding-bottom: 10px;
            }

            .duel-navbar .duel-channel-row::-webkit-scrollbar {
                height: 4px;
            }

            .duel-navbar .duel-channel-row::-webkit-scrollbar-track {
                background: transparent;
            }

            .duel-navbar .duel-channel-row::-webkit-scrollbar-thumb {
                background: var(--duel-gold);
                border-radius: 4px;
            }

            .duel-news-layout {
                grid-template-columns: 1fr;
            }

            .duel-sidebar {
                position: static;
                top: auto;
            }

            .duel-focus-card {
                flex-direction: column;
            }

            .duel-focus-card .duel-focus-img-wrap {
                flex: 0 0 auto;
                max-width: 100%;
                height: 220px;
            }

            .duel-footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            :root {
                --duel-spacing-section: 72px;
            }
        }

        @media (max-width: 767px) {
            .duel-navbar .duel-brand-row {
                padding: 10px 0;
                gap: 8px;
            }

            .duel-navbar .duel-search-box {
                display: none;
            }

            .duel-navbar .duel-auth-btns .duel-btn-login {
                padding: 6px 14px;
                font-size: 0.78rem;
            }

            .duel-navbar .duel-auth-btns .duel-btn-register {
                padding: 6px 14px;
                font-size: 0.78rem;
            }

            .duel-navbar .duel-channel-row {
                padding-bottom: 8px;
                gap: 4px;
            }

            .duel-navbar .duel-channel-link {
                padding: 6px 12px;
                font-size: 0.78rem;
            }

            .duel-hero-banner {
                padding: 36px 0 32px;
            }

            .duel-hero-banner-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .duel-hero-banner-right {
                align-items: flex-start;
                width: 100%;
            }

            .duel-hero-stats {
                justify-content: flex-start;
                width: 100%;
            }

            .duel-news-item {
                flex-direction: column;
            }

            .duel-news-item .duel-news-img {
                flex: 0 0 auto;
                max-width: 100%;
                height: 180px;
            }

            .duel-news-item .duel-news-body {
                padding: 18px 16px;
            }

            .duel-focus-card {
                padding: 20px 16px;
            }

            .duel-cta-banner {
                padding: 28px 18px;
            }

            .duel-footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .duel-footer {
                padding: 36px 0 16px;
            }

            .duel-section {
                padding: 36px 0;
            }

            .duel-btn {
                padding: 12px 20px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 575px) {
            .duel-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .duel-navbar .duel-logo {
                font-size: 1.15rem;
            }

            .duel-navbar .duel-logo .duel-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }

            .duel-stat-pill {
                padding: 8px 12px;
                font-size: 0.72rem;
            }

            .duel-stat-pill strong {
                font-size: 0.95rem;
            }

            .duel-news-item .duel-news-img {
                height: 150px;
            }

            .duel-hero-banner-left h1 {
                font-size: 1.6rem;
            }

            .duel-section-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category2 */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-dark);
            background-color: var(--duel-bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--duel-copper);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: var(--duel-gold);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* ========== 导航 ========== */
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-light);
            border-bottom: 1px solid var(--duel-border);
        }
        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }
        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }
        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }
        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }
        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }
        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }
        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }
        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.1);
        }
        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border: none;
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }
        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
            padding-top: 10px;
        }
        .duel-navbar .duel-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--duel-text-dark);
            background: transparent;
            transition: all 0.3s ease;
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .duel-navbar .duel-channel-link:hover {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-text-dark);
        }
        .duel-navbar .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            border-color: var(--duel-gold);
            box-shadow: 0 4px 12px rgba(212, 162, 67, 0.3);
        }
        .duel-navbar .duel-mobile-toggle {
            display: none;
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 14px;
            border-radius: var(--duel-radius-md);
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-mobile-toggle:hover {
            background: rgba(212, 162, 67, 0.15);
        }
        /* ========== 按钮系统 ========== */
        .duel-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
            letter-spacing: 0.01em;
        }
        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            color: #fff;
            box-shadow: 0 6px 16px rgba(30, 21, 8, 0.25);
        }
        .duel-btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(200, 90, 42, 0.3);
            filter: brightness(1.05);
        }
        .duel-btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(30, 21, 8, 0.2);
        }
        .duel-btn-outline {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
        }
        .duel-btn-outline:hover {
            background: rgba(212, 162, 67, 0.1);
            color: var(--duel-text-dark);
            transform: translateY(-2px);
        }
        .duel-btn-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            box-shadow: 0 6px 16px rgba(212, 162, 67, 0.3);
        }
        .duel-btn-gold:hover {
            color: var(--duel-text-dark);
            filter: brightness(1.12);
            transform: translateY(-2px);
        }
        .duel-btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: var(--duel-radius-md);
        }
        .duel-btn-copper {
            background: var(--duel-copper);
            color: #fff;
            box-shadow: 0 6px 16px rgba(200, 90, 42, 0.3);
        }
        .duel-btn-copper:hover {
            color: #fff;
            background: #a84720;
            transform: translateY(-2px);
        }
        /* ========== 徽章 ========== */
        .duel-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            white-space: nowrap;
        }
        .duel-badge-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }
        .duel-badge-copper {
            background: var(--duel-copper);
            color: #fff;
        }
        .duel-badge-dark {
            background: var(--duel-primary);
            color: var(--duel-gold);
            border: 1px solid var(--duel-gold);
        }
        .duel-badge-light-outline {
            background: transparent;
            color: var(--duel-gold);
            border: 1px solid var(--duel-gold);
        }
        .duel-badge-success {
            background: var(--duel-success);
            color: #fff;
        }
        .duel-badge-danger {
            background: var(--duel-danger);
            color: #fff;
        }
        .duel-data-badge {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 16px 24px;
            border-radius: var(--duel-radius-lg);
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            min-width: 120px;
            transition: transform 0.3s ease;
        }
        .duel-data-badge:hover {
            transform: translateY(-4px);
        }
        .duel-data-badge .duel-data-number {
            font-size: clamp(1.4rem, 2.5vw + 0.5rem, 2.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .duel-data-badge .duel-data-label {
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-top: 4px;
        }
        .duel-data-badge.duel-data-badge-copper {
            background: var(--duel-copper);
            color: #fff;
        }
        .duel-data-badge.duel-data-badge-dark {
            background: var(--duel-bg-dark);
            color: var(--duel-gold);
            border: 1px solid var(--duel-gold);
        }
        /* ========== 页脚 ========== */
        .duel-footer {
            background: var(--duel-primary);
            color: var(--duel-text-light);
            padding: 64px 0 0 0;
            margin-top: 0;
        }
        .duel-footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .duel-footer-brand .duel-footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--duel-gold);
            letter-spacing: -0.02em;
            display: block;
            margin-bottom: 12px;
        }
        .duel-footer-brand p {
            font-size: 0.9rem;
            color: rgba(245, 239, 227, 0.7);
            max-width: 320px;
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .duel-footer-domain {
            font-size: 0.85rem;
            color: rgba(245, 239, 227, 0.5);
            letter-spacing: 0.03em;
        }
        .duel-footer h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--duel-gold);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .duel-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .duel-footer ul li {
            margin-bottom: 10px;
        }
        .duel-footer ul li a {
            color: rgba(245, 239, 227, 0.75);
            font-size: 0.88rem;
            transition: color 0.3s ease;
        }
        .duel-footer ul li a:hover {
            color: var(--duel-gold);
        }
        .duel-social-row {
            display: flex;
            gap: 12px;
        }
        .duel-social-row a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid rgba(212, 162, 67, 0.4);
            color: var(--duel-gold);
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }
        .duel-social-row a:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            border-color: var(--duel-gold);
            transform: translateY(-3px);
        }
        .duel-copyright {
            border-top: 1px solid rgba(212, 162, 67, 0.2);
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(245, 239, 227, 0.55);
            letter-spacing: 0.02em;
        }
        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .duel-navbar .duel-search-box {
                display: none;
            }
            .duel-navbar .duel-mobile-toggle {
                display: block;
            }
            .duel-navbar .duel-channel-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 12px 0;
                border-top: 1px solid var(--duel-border);
            }
            .duel-navbar .duel-channel-row.show {
                display: flex;
            }
            .duel-navbar .duel-channel-link {
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.95rem;
            }
            .duel-footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .duel-footer-brand {
                grid-column: 1 / -1;
            }
            :root {
                --duel-spacing-section: 72px;
            }
        }
        @media (max-width: 575px) {
            .duel-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .duel-navbar .duel-brand-row {
                padding: 10px 0;
                gap: 8px;
            }
            .duel-navbar .duel-logo {
                font-size: 1.15rem;
            }
            .duel-navbar .duel-logo .duel-logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .duel-navbar .duel-auth-btns .duel-btn-login {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .duel-navbar .duel-auth-btns .duel-btn-register {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .duel-footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .duel-btn {
                padding: 12px 20px;
                font-size: 0.92rem;
            }
            .duel-data-badge {
                min-width: 90px;
                padding: 12px 16px;
            }
        }

        /* ========== 分类页2专属样式 ========== */
        .duel-schedule-page {
            background: var(--duel-bg-dark);
            color: var(--duel-text-light);
            min-height: 100vh;
        }
        .duel-schedule-hero {
            background: var(--duel-primary);
            padding: 52px 0 40px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--duel-border);
        }
        .duel-schedule-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 162, 67, 0.18), transparent 70%);
            pointer-events: none;
        }
        .duel-schedule-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 90, 42, 0.15), transparent 70%);
            pointer-events: none;
        }
        .duel-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(245, 239, 227, 0.6);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .duel-breadcrumb a {
            color: var(--duel-gold);
        }
        .duel-breadcrumb a:hover {
            color: var(--duel-copper);
        }
        .duel-breadcrumb span {
            color: rgba(245, 239, 227, 0.4);
        }
        .duel-schedule-hero h1 {
            font-size: clamp(2rem, 4.5vw + 0.8rem, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .duel-schedule-hero p {
            font-size: 1.1rem;
            color: rgba(245, 239, 227, 0.75);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .duel-schedule-hero .duel-hero-stats {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .duel-time-filter-section {
            padding: 28px 0;
            background: var(--duel-bg-dark);
            border-bottom: 1px solid rgba(212, 162, 67, 0.15);
        }
        .duel-time-filter-row {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .duel-time-filter-label {
            font-size: 0.82rem;
            font-weight: 600;
            color: rgba(245, 239, 227, 0.5);
            letter-spacing: 0.08em;
            margin-right: 4px;
        }
        .duel-time-pill {
            display: inline-flex;
            align-items: center;
            padding: 10px 22px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            background: transparent;
            border: 1px solid rgba(212, 162, 67, 0.3);
            color: rgba(245, 239, 227, 0.7);
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .duel-time-pill:hover {
            border-color: var(--duel-gold);
            color: var(--duel-gold);
            background: rgba(212, 162, 67, 0.08);
        }
        .duel-time-pill.active {
            background: var(--duel-gold);
            border-color: var(--duel-gold);
            color: var(--duel-text-dark);
            box-shadow: 0 4px 14px rgba(212, 162, 67, 0.3);
        }
        .duel-calendar-section {
            padding: 48px 0 32px;
            background: var(--duel-bg-dark);
        }
        .duel-calendar-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
        }
        .duel-calendar-day {
            background: rgba(30, 21, 8, 0.6);
            border: 1px solid rgba(212, 162, 67, 0.15);
            border-radius: var(--duel-radius-md);
            padding: 16px 12px;
            text-align: center;
            transition: all 0.3s ease;
            cursor: pointer;
            position: relative;
        }
        .duel-calendar-day:hover {
            border-color: var(--duel-gold);
            background: rgba(30, 21, 8, 0.9);
            transform: translateY(-2px);
        }
        .duel-calendar-day.active {
            border-color: var(--duel-copper);
            background: rgba(200, 90, 42, 0.15);
            box-shadow: 0 4px 16px rgba(200, 90, 42, 0.2);
        }
        .duel-calendar-day.has-duel::after {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--duel-gold);
        }
        .duel-calendar-day .duel-day-name {
            font-size: 0.75rem;
            font-weight: 600;
            color: rgba(245, 239, 227, 0.5);
            letter-spacing: 0.05em;
            margin-bottom: 6px;
        }
        .duel-calendar-day .duel-day-number {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--duel-text-light);
            line-height: 1.2;
        }
        .duel-calendar-day .duel-day-count {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--duel-gold);
            margin-top: 4px;
        }
        .duel-calendar-day.today {
            border-color: var(--duel-gold);
            border-width: 2px;
        }
        .duel-calendar-day.today .duel-day-name {
            color: var(--duel-gold);
        }
        .duel-calendar-day.today .duel-day-number {
            color: var(--duel-gold);
        }
        .duel-duel-list-section {
            padding: 40px 0 72px;
            background: var(--duel-bg-dark);
        }
        .duel-duel-list-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }
        .duel-duel-list-heading h2 {
            font-size: clamp(1.4rem, 2.5vw + 0.6rem, 2rem);
            font-weight: 700;
            color: var(--duel-text-light);
            letter-spacing: -0.01em;
            margin: 0;
        }
        .duel-duel-list-heading .duel-date-indicator {
            font-size: 0.9rem;
            color: rgba(245, 239, 227, 0.55);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .duel-duel-card {
            background: var(--duel-bg-light);
            border-radius: var(--duel-radius-lg);
            padding: 24px 28px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            box-shadow: var(--duel-shadow-dark);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .duel-duel-card:hover {
            box-shadow: 0 18px 44px rgba(200, 90, 42, 0.22);
            transform: translateY(-3px);
        }
        .duel-duel-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--duel-gradient-brand);
            border-radius: 0 4px 4px 0;
        }
        .duel-duel-card .duel-duel-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex: 2;
            min-width: 260px;
        }
        .duel-duel-card .duel-duel-time {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 80px;
            padding: 10px 14px;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-md);
            color: var(--duel-gold);
            font-weight: 700;
            font-size: 1.1rem;
            letter-spacing: -0.01em;
        }
        .duel-duel-card .duel-duel-time .duel-time-date {
            font-size: 0.75rem;
            font-weight: 500;
            color: rgba(245, 239, 227, 0.6);
            margin-top: 2px;
        }
        .duel-duel-card .duel-duel-teams {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .duel-duel-card .duel-team-name {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--duel-text-dark);
        }
        .duel-duel-card .duel-vs {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--duel-gradient-brand);
            color: #fff;
            font-weight: 800;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
        }
        .duel-duel-card .duel-duel-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            justify-content: flex-end;
            flex-wrap: wrap;
            min-width: 200px;
        }
        .duel-duel-card .duel-reward-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-copper);
            border-radius: var(--duel-radius-pill);
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: -0.01em;
            border: 1px solid rgba(212, 162, 67, 0.3);
        }
        .duel-duel-card .duel-match-type-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: var(--duel-primary);
            color: var(--duel-gold);
        }
        .duel-duel-card .duel-follow-btn {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .duel-duel-card .duel-follow-btn:hover {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            transform: translateY(-1px);
        }
        .duel-duel-card .duel-follow-btn.followed {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }
        .duel-duel-card .duel-follow-btn.followed i {
            color: var(--duel-success);
        }
        /* 焦点对决 */
        .duel-featured-section {
            padding: 56px 0 64px;
            background: var(--duel-primary);
            border-top: 1px solid var(--duel-border);
            border-bottom: 1px solid var(--duel-border);
        }
        .duel-featured-card {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 0;
            background: var(--duel-bg-light);
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            box-shadow: var(--duel-shadow-dark);
            transition: box-shadow 0.35s ease;
        }
        .duel-featured-card:hover {
            box-shadow: 0 22px 50px rgba(0, 0, 0, 0.45);
        }
        .duel-featured-content {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .duel-featured-content .duel-featured-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--duel-copper);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .duel-featured-content h2 {
            font-size: clamp(1.5rem, 3vw + 0.5rem, 2rem);
            font-weight: 800;
            color: var(--duel-text-dark);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .duel-featured-content p {
            font-size: 0.95rem;
            color: var(--duel-text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .duel-featured-content .duel-featured-data {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .duel-featured-image {
            min-height: 300px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .duel-featured-image::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 21, 8, 0.3), rgba(200, 90, 42, 0.1));
        }
        .duel-featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        /* FAQ */
        .duel-faq-section {
            padding: 64px 0;
            background: var(--duel-bg-dark);
        }
        .duel-faq-section h2 {
            font-size: clamp(1.5rem, 3vw + 0.5rem, 2rem);
            font-weight: 700;
            color: var(--duel-text-light);
            text-align: center;
            margin-bottom: 36px;
            letter-spacing: -0.01em;
        }
        .duel-faq-item {
            background: rgba(30, 21, 8, 0.6);
            border: 1px solid rgba(212, 162, 67, 0.2);
            border-radius: var(--duel-radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .duel-faq-item:hover {
            border-color: var(--duel-gold);
        }
        .duel-faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--duel-text-light);
            transition: all 0.3s ease;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .duel-faq-question:hover {
            color: var(--duel-gold);
        }
        .duel-faq-question .duel-faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: transform 0.3s ease;
        }
        .duel-faq-question[aria-expanded="true"] .duel-faq-icon {
            transform: rotate(45deg);
        }
        .duel-faq-answer {
            padding: 0 24px 20px 66px;
            font-size: 0.92rem;
            color: rgba(245, 239, 227, 0.7);
            line-height: 1.75;
        }
        /* CTA */
        .duel-cta-section {
            padding: 72px 0;
            background: var(--duel-primary);
            text-align: center;
            border-top: 1px solid var(--duel-border);
        }
        .duel-cta-section h2 {
            font-size: clamp(1.6rem, 3.5vw + 0.5rem, 2.4rem);
            font-weight: 800;
            color: var(--duel-text-light);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .duel-cta-section p {
            font-size: 1rem;
            color: rgba(245, 239, 227, 0.65);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .duel-cta-section .duel-cta-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* 响应式调整 */
        @media (max-width: 991px) {
            .duel-featured-card {
                grid-template-columns: 1fr;
            }
            .duel-featured-image {
                min-height: 220px;
                order: -1;
            }
            .duel-duel-card {
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
            }
            .duel-duel-card .duel-duel-left {
                min-width: auto;
            }
            .duel-duel-card .duel-duel-right {
                justify-content: flex-start;
                min-width: auto;
            }
            .duel-calendar-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        @media (max-width: 575px) {
            .duel-schedule-hero {
                padding: 36px 0 28px;
            }
            .duel-schedule-hero h1 {
                font-size: 1.7rem;
            }
            .duel-schedule-hero p {
                font-size: 0.95rem;
            }
            .duel-time-filter-row {
                gap: 6px;
            }
            .duel-time-pill {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .duel-calendar-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .duel-calendar-day {
                padding: 10px 6px;
            }
            .duel-calendar-day .duel-day-number {
                font-size: 1.1rem;
            }
            .duel-duel-card {
                padding: 16px;
            }
            .duel-duel-card .duel-duel-time {
                min-width: 60px;
                padding: 8px 10px;
                font-size: 0.95rem;
            }
            .duel-duel-card .duel-team-name {
                font-size: 0.92rem;
            }
            .duel-duel-card .duel-vs {
                width: 28px;
                height: 28px;
                font-size: 0.72rem;
            }
            .duel-featured-content {
                padding: 20px;
            }
            .duel-featured-image {
                min-height: 180px;
            }
            .duel-faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .duel-faq-answer {
                padding: 0 16px 16px 48px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-dark);
            background-color: var(--duel-bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--duel-copper);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover,
        a:focus {
            color: var(--duel-gold);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }

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

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

        /* 容器 */
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 导航 */
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-light);
            border-bottom: 1px solid var(--duel-border);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .duel-navbar.scrolled {
            box-shadow: 0 4px 16px rgba(30, 21, 8, 0.12);
        }

        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }

        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }

        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }

        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }

        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }

        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }

        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }

        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.1);
            transform: translateY(-1px);
        }

        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border: none;
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }

        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
            padding-top: 10px;
        }

        .duel-navbar .duel-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--duel-text-dark);
            background: transparent;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .duel-navbar .duel-channel-link:hover {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-text-dark);
        }

        .duel-navbar .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            font-weight: 700;
        }

        .duel-navbar .duel-hamburger {
            display: none;
            background: transparent;
            border: 2px solid var(--duel-gold);
            border-radius: var(--duel-radius-md);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--duel-text-dark);
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .duel-navbar .duel-hamburger:hover {
            background: rgba(212, 162, 67, 0.1);
        }

        /* 按钮系统 */
        .duel-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
            text-align: center;
            letter-spacing: 0.02em;
        }

        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
        }

        .duel-btn-primary:hover {
            background: linear-gradient(135deg, #2a1e0b, #c8952f);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(200, 90, 42, 0.25);
            color: #fff;
        }

        .duel-btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 90, 42, 0.2);
        }

        .duel-btn-outline {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 12px 26px;
            border-radius: var(--duel-radius-md);
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .duel-btn-outline:hover {
            background: rgba(212, 162, 67, 0.1);
            transform: translateY(-2px);
            color: var(--duel-text-dark);
        }

        .duel-btn-dark {
            background: var(--duel-gold);
            color: var(--duel-primary);
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
        }

        .duel-btn-dark:hover {
            background: #e0b855;
            transform: translateY(-2px);
            color: var(--duel-primary);
        }

        .duel-btn-sm {
            padding: 8px 18px;
            font-size: 0.88rem;
        }

        /* 数据徽章 */
        .duel-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.03em;
        }

        .duel-badge-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }

        .duel-badge-copper {
            background: var(--duel-copper);
            color: #fff;
        }

        .duel-badge-dark {
            background: var(--duel-primary);
            color: var(--duel-gold);
            border: 1px solid var(--duel-gold);
        }

        .duel-badge-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            font-weight: 800;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        /* 分类页3特有 - 面包屑 */
        .duel-breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--duel-text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .duel-breadcrumb-row a {
            color: var(--duel-copper);
            transition: color 0.25s ease;
        }

        .duel-breadcrumb-row a:hover {
            color: var(--duel-gold);
        }

        .duel-breadcrumb-row .duel-breadcrumb-sep {
            color: var(--duel-gold);
            font-weight: 600;
        }

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

        /* 分类页3 Hero */
        .duel-guide-hero {
            padding: 72px 0 56px;
            background: var(--duel-bg-light);
            position: relative;
            overflow: hidden;
        }

        .duel-guide-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 162, 67, 0.12), transparent 70%);
            pointer-events: none;
        }

        .duel-guide-hero .duel-guide-hero-header {
            max-width: 820px;
            position: relative;
            z-index: 1;
        }

        .duel-guide-hero h1 {
            font-size: clamp(1.8rem, 3.5vw + 0.6rem, 2.8rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--duel-text-dark);
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .duel-guide-hero .duel-guide-hero-sub {
            font-size: 1.1rem;
            color: var(--duel-text-muted);
            max-width: 680px;
            line-height: 1.75;
        }

        .duel-guide-hero .duel-hero-meta-row {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-top: 24px;
            font-size: 0.85rem;
            color: var(--duel-text-muted);
        }

        .duel-guide-hero .duel-hero-meta-row .duel-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* 分类页3主体区 */
        .duel-guide-main {
            padding: 48px 0 72px;
            background: var(--duel-bg-light);
        }

        .duel-guide-layout {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 40px;
            align-items: start;
        }

        /* 目录树 */
        .duel-guide-toc {
            position: sticky;
            top: 140px;
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 28px 24px;
            border: 1px solid var(--duel-border);
        }

        .duel-guide-toc .duel-toc-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.04em;
        }

        .duel-guide-toc .duel-toc-title i {
            color: var(--duel-gold);
            font-size: 0.85rem;
        }

        .duel-toc-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .duel-toc-list .duel-toc-link {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--duel-radius-md);
            color: var(--duel-text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.3s ease;
            line-height: 1.4;
        }

        .duel-toc-list .duel-toc-link:hover {
            background: rgba(212, 162, 67, 0.08);
            color: var(--duel-text-dark);
        }

        .duel-toc-list .duel-toc-link.active {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-text-dark);
            font-weight: 700;
        }

        .duel-toc-list .duel-toc-link .duel-toc-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 6px;
            background: rgba(212, 162, 67, 0.2);
            color: var(--duel-text-dark);
            font-weight: 700;
            font-size: 0.75rem;
            flex-shrink: 0;
            transition: all 0.3s ease;
        }

        .duel-toc-list .duel-toc-link.active .duel-toc-num {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }

        /* 阅读区 */
        .duel-reading-area {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 40px 48px;
            border: 1px solid var(--duel-border);
        }

        .duel-reading-area .duel-reading-section {
            margin-bottom: 48px;
            scroll-margin-top: 150px;
        }

        .duel-reading-area .duel-reading-section:last-child {
            margin-bottom: 0;
        }

        .duel-reading-area .duel-section-heading {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 18px;
        }

        .duel-reading-area .duel-section-heading .duel-section-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            color: #fff;
            font-weight: 800;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .duel-reading-area .duel-section-heading h2 {
            font-size: clamp(1.2rem, 2vw + 0.4rem, 1.6rem);
            font-weight: 700;
            color: var(--duel-text-dark);
            letter-spacing: -0.01em;
            margin: 0;
        }

        .duel-reading-area .duel-reading-text {
            color: var(--duel-text-dark);
            font-size: 0.98rem;
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .duel-reading-area .duel-reading-text strong {
            font-weight: 700;
            color: var(--duel-copper);
        }

        .duel-reading-area .duel-reading-blockquote {
            background: rgba(212, 162, 67, 0.08);
            border-left: 4px solid var(--duel-gold);
            padding: 18px 24px;
            border-radius: 0 var(--duel-radius-md) var(--duel-radius-md) 0;
            margin: 20px 0;
            font-style: italic;
            color: var(--duel-text-dark);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .duel-reading-area .duel-reading-blockquote strong {
            font-style: normal;
            color: var(--duel-copper);
        }

        /* 要点列表 */
        .duel-points-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin: 18px 0 24px;
        }

        .duel-points-list .duel-point-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 14px 18px;
            background: rgba(245, 239, 227, 0.6);
            border-radius: var(--duel-radius-md);
            transition: all 0.3s ease;
            font-size: 0.94rem;
            color: var(--duel-text-dark);
            line-height: 1.6;
        }

        .duel-points-list .duel-point-item:hover {
            background: rgba(212, 162, 67, 0.1);
            transform: translateX(4px);
        }

        .duel-points-list .duel-point-item .duel-point-diamond {
            color: var(--duel-gold);
            font-size: 0.7rem;
            flex-shrink: 0;
            margin-top: 4px;
        }

        /* 信息标签 */
        .duel-info-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 16px 0;
        }

        /* 相关推荐 */
        .duel-related-section {
            padding: 64px 0 72px;
            background: var(--duel-primary);
        }

        .duel-related-section .duel-related-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .duel-related-section .duel-related-heading h2 {
            font-size: clamp(1.3rem, 2.5vw + 0.5rem, 1.8rem);
            font-weight: 700;
            color: var(--duel-text-light);
            letter-spacing: -0.01em;
            margin: 0;
        }

        .duel-related-section .duel-related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .duel-related-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--duel-shadow-dark);
            cursor: pointer;
        }

        .duel-related-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
        }

        .duel-related-card .duel-related-img {
            height: 130px;
            overflow: hidden;
            position: relative;
        }

        .duel-related-card .duel-related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

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

        .duel-related-card .duel-related-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .duel-related-card .duel-related-body p {
            font-size: 0.85rem;
            color: var(--duel-text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .duel-related-card .duel-related-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--duel-copper);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        /* CTA区块 */
        .duel-cta-section {
            padding: 80px 0;
            background: var(--duel-bg-dark);
            position: relative;
            overflow: hidden;
        }

        .duel-cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 162, 67, 0.08), transparent 70%);
            pointer-events: none;
        }

        .duel-cta-section .duel-cta-content {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .duel-cta-section h2 {
            font-size: clamp(1.5rem, 3vw + 0.6rem, 2.2rem);
            font-weight: 800;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .duel-cta-section p {
            color: rgba(245, 239, 227, 0.75);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .duel-cta-section .duel-cta-btn-row {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 页脚 */
        .duel-footer {
            background: var(--duel-primary);
            padding: 64px 0 28px;
            color: rgba(245, 239, 227, 0.75);
        }

        .duel-footer .duel-footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .duel-footer .duel-footer-brand .duel-footer-logo {
            display: block;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-light);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .duel-footer .duel-footer-brand p {
            font-size: 0.88rem;
            color: rgba(245, 239, 227, 0.6);
            margin-bottom: 10px;
            line-height: 1.6;
        }

        .duel-footer .duel-footer-brand .duel-footer-domain {
            font-size: 0.8rem;
            color: var(--duel-gold);
            letter-spacing: 0.04em;
        }

        .duel-footer h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

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

        .duel-footer ul li a {
            color: rgba(245, 239, 227, 0.65);
            font-size: 0.88rem;
            transition: color 0.25s ease;
        }

        .duel-footer ul li a:hover {
            color: var(--duel-gold);
        }

        .duel-footer .duel-social-row {
            display: flex;
            gap: 14px;
        }

        .duel-footer .duel-social-row a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(212, 162, 67, 0.12);
            color: var(--duel-gold);
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }

        .duel-footer .duel-social-row a:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            transform: translateY(-3px);
        }

        .duel-footer .duel-copyright {
            border-top: 1px solid rgba(212, 162, 67, 0.15);
            padding-top: 20px;
            font-size: 0.85rem;
            color: rgba(245, 239, 227, 0.5);
            text-align: center;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .duel-guide-layout {
                grid-template-columns: 220px 1fr;
                gap: 28px;
            }

            .duel-reading-area {
                padding: 28px 24px;
            }

            .duel-related-section .duel-related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 991px) {
            .duel-navbar .duel-hamburger {
                display: flex;
            }

            .duel-navbar .duel-channel-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 6px;
                border-top: 1px solid var(--duel-border);
            }

            .duel-navbar .duel-channel-row.duel-show {
                display: flex;
            }

            .duel-navbar .duel-channel-link {
                padding: 10px 16px;
                border-radius: var(--duel-radius-md);
                font-size: 0.92rem;
            }

            .duel-navbar .duel-search-box {
                min-width: 100%;
                flex: 1 1 100%;
                order: 3;
            }

            .duel-guide-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .duel-guide-toc {
                position: static;
                top: auto;
                padding: 20px 18px;
            }

            .duel-toc-list {
                flex-direction: row;
                flex-wrap: wrap;
                gap: 6px;
            }

            .duel-toc-list .duel-toc-link {
                padding: 8px 12px;
                font-size: 0.85rem;
                white-space: nowrap;
            }

            .duel-reading-area {
                padding: 24px 20px;
            }

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

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

            .duel-footer .duel-footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 767px) {
            .duel-navbar .duel-brand-row {
                padding: 12px 0;
                gap: 10px;
            }

            .duel-navbar .duel-logo {
                font-size: 1.2rem;
            }

            .duel-navbar .duel-logo .duel-logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }

            .duel-navbar .duel-auth-btns .duel-btn-login,
            .duel-navbar .duel-auth-btns .duel-btn-register {
                padding: 6px 14px;
                font-size: 0.8rem;
            }

            .duel-guide-hero {
                padding: 48px 0 36px;
            }

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

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

            .duel-guide-main {
                padding: 32px 0 48px;
            }

            .duel-reading-area {
                padding: 20px 16px;
            }

            .duel-reading-area .duel-reading-section {
                margin-bottom: 32px;
            }

            .duel-reading-area .duel-section-heading {
                flex-wrap: wrap;
            }

            .duel-related-section {
                padding: 48px 0 56px;
            }

            .duel-related-section .duel-related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .duel-related-card .duel-related-img {
                height: 160px;
            }

            .duel-cta-section {
                padding: 48px 0;
            }

            .duel-cta-section h2 {
                font-size: 1.4rem;
            }

            .duel-cta-section p {
                font-size: 0.9rem;
            }

            .duel-footer {
                padding: 40px 0 20px;
            }

            .duel-footer .duel-footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

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

            .duel-navbar .duel-brand-row {
                flex-wrap: wrap;
            }

            .duel-navbar .duel-search-box {
                min-width: 100%;
            }

            .duel-guide-hero h1 {
                font-size: 1.5rem;
            }

            .duel-reading-area {
                padding: 16px 12px;
                border-radius: 14px;
            }

            .duel-reading-area .duel-reading-blockquote {
                padding: 14px 16px;
                font-size: 0.88rem;
            }

            .duel-points-list .duel-point-item {
                padding: 10px 14px;
                font-size: 0.88rem;
            }

            .duel-btn {
                padding: 12px 20px;
                font-size: 0.88rem;
            }

            .duel-btn-primary,
            .duel-btn-dark {
                padding: 12px 20px;
                font-size: 0.88rem;
            }

            .duel-btn-outline {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category4 */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-dark);
            background-color: var(--duel-bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--duel-copper);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: var(--duel-gold);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }

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

        /* ========== 容器 ========== */
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 导航 ========== */
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-light);
            border-bottom: 1px solid var(--duel-border);
            box-shadow: 0 2px 12px rgba(30, 21, 8, 0.06);
        }
        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }
        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }
        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }
        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }
        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }
        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }
        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }
        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.1);
        }
        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border: none;
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }
        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
            padding-top: 10px;
        }
        .duel-navbar .duel-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--duel-text-dark);
            background: transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .duel-navbar .duel-channel-link:hover {
            background: rgba(212, 162, 67, 0.12);
            color: var(--duel-text-dark);
        }
        .duel-navbar .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            font-weight: 700;
        }
        .duel-navbar .duel-channel-link:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }
        .duel-navbar .duel-hamburger {
            display: none;
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            width: 44px;
            height: 44px;
            border-radius: var(--duel-radius-md);
            font-size: 1.2rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
            flex-shrink: 0;
        }
        .duel-navbar .duel-hamburger:hover {
            background: rgba(212, 162, 67, 0.12);
        }
        @media (max-width: 991px) {
            .duel-navbar .duel-hamburger {
                display: flex;
            }
            .duel-navbar .duel-channel-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 10px 0 16px;
                gap: 4px;
            }
            .duel-navbar .duel-channel-row.show {
                display: flex;
            }
            .duel-navbar .duel-channel-link {
                display: block;
                text-align: center;
                padding: 12px 18px;
                border-radius: var(--duel-radius-md);
            }
            .duel-navbar .duel-search-box {
                display: none;
            }
            .duel-navbar .duel-brand-row {
                flex-wrap: nowrap;
            }
        }
        @media (max-width: 575px) {
            .duel-navbar .duel-brand-row {
                gap: 8px;
            }
            .duel-navbar .duel-logo {
                font-size: 1.15rem;
            }
            .duel-navbar .duel-logo .duel-logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .duel-navbar .duel-auth-btns .duel-btn-login,
            .duel-navbar .duel-auth-btns .duel-btn-register {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
        }

        /* ========== 按钮系统 ========== */
        .duel-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-size: 1rem;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .duel-btn:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }
        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            color: #fff;
            box-shadow: 0 4px 14px rgba(212, 162, 67, 0.3);
        }
        .duel-btn-primary:hover,
        .duel-btn-primary:focus {
            background: linear-gradient(135deg, #2A1F0F, #C49A3E);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(200, 90, 42, 0.35);
        }
        .duel-btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 90, 42, 0.25);
        }
        .duel-btn-outline {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 12px 26px;
        }
        .duel-btn-outline:hover,
        .duel-btn-outline:focus {
            background: rgba(212, 162, 67, 0.1);
            color: var(--duel-text-dark);
            transform: translateY(-2px);
        }
        .duel-btn-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
            padding: 14px 28px;
            font-weight: 700;
        }
        .duel-btn-gold:hover,
        .duel-btn-gold:focus {
            background: #c49a3e;
            color: var(--duel-text-dark);
            filter: brightness(1.08);
            transform: translateY(-2px);
        }
        .duel-btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
        }
        .duel-btn-block {
            display: flex;
            width: 100%;
        }

        /* ========== 数据徽章 ========== */
        .duel-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: var(--duel-radius-pill);
            padding: 6px 16px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            white-space: nowrap;
            transition: all 0.25s ease;
        }
        .duel-badge-gold {
            background: var(--duel-gold);
            color: var(--duel-text-dark);
        }
        .duel-badge-copper {
            background: var(--duel-copper);
            color: #fff;
        }
        .duel-badge-dark-outline {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-gold);
        }
        .duel-badge-light {
            background: rgba(212, 162, 67, 0.15);
            color: var(--duel-gold);
        }
        .duel-badge-number {
            font-weight: 800;
            font-size: clamp(1.4rem, 2.5vw + 0.5rem, 2.2rem);
            color: var(--duel-gold);
            line-height: 1;
        }
        .duel-badge-label {
            font-weight: 500;
            font-size: 0.82rem;
            color: var(--duel-text-muted);
            letter-spacing: 0.05em;
        }

        /* ========== 卡片系统 ========== */
        .duel-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            transition: all 0.35s ease;
            border: 1px solid rgba(212, 162, 67, 0.12);
            overflow: hidden;
        }
        .duel-card:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateY(-4px);
        }
        .duel-card-dark {
            background: var(--duel-bg-dark);
            color: var(--duel-text-light);
            border: 1px solid rgba(212, 162, 67, 0.2);
            box-shadow: var(--duel-shadow-dark);
        }
        .duel-card-dark:hover {
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
            transform: translateY(-4px);
        }
        .duel-card-body {
            padding: 28px;
        }
        @media (max-width: 575px) {
            .duel-card-body {
                padding: 20px;
            }
        }

        /* ========== 页脚 ========== */
        .duel-footer {
            background: var(--duel-primary);
            color: var(--duel-text-light);
            padding: 60px 0 0;
            margin-top: 0;
        }
        .duel-footer .duel-footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(212, 162, 67, 0.2);
        }
        .duel-footer .duel-footer-brand .duel-footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--duel-gold);
            display: block;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .duel-footer .duel-footer-brand p {
            color: rgba(245, 239, 227, 0.7);
            font-size: 0.92rem;
            margin-bottom: 12px;
            max-width: 320px;
            line-height: 1.7;
        }
        .duel-footer .duel-footer-domain {
            color: rgba(245, 239, 227, 0.5);
            font-size: 0.82rem;
            letter-spacing: 0.05em;
        }
        .duel-footer h5 {
            color: var(--duel-gold);
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .duel-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .duel-footer ul li {
            margin-bottom: 8px;
        }
        .duel-footer ul li a {
            color: rgba(245, 239, 227, 0.72);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }
        .duel-footer ul li a:hover {
            color: var(--duel-gold);
        }
        .duel-footer .duel-social-row {
            display: flex;
            gap: 14px;
        }
        .duel-footer .duel-social-row a {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border: 1px solid rgba(212, 162, 67, 0.3);
            color: var(--duel-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            transition: all 0.3s ease;
        }
        .duel-footer .duel-social-row a:hover {
            background: rgba(212, 162, 67, 0.12);
            border-color: var(--duel-gold);
            color: var(--duel-gold);
        }
        .duel-footer .duel-copyright {
            padding: 20px 0;
            text-align: center;
            color: rgba(245, 239, 227, 0.5);
            font-size: 0.85rem;
            letter-spacing: 0.03em;
        }
        @media (max-width: 991px) {
            .duel-footer .duel-footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 575px) {
            .duel-footer {
                padding-top: 40px;
            }
            .duel-footer .duel-footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ========== 排行榜页特有样式 ========== */
        .duel-hero-rank {
            background: var(--duel-bg-dark);
            padding: 64px 0 80px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(212, 162, 67, 0.2);
        }
        .duel-hero-rank::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .duel-hero-rank::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: linear-gradient(135deg, rgba(30, 21, 8, 0.92) 0%, rgba(20, 16, 11, 0.78) 40%, rgba(200, 90, 42, 0.24) 100%);
            z-index: 1;
        }
        .duel-hero-rank .duel-hero-rank-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }
        .duel-hero-rank .duel-hero-rank-text .duel-badge {
            margin-bottom: 16px;
        }
        .duel-hero-rank .duel-hero-rank-text h1 {
            font-size: clamp(2rem, 4.5vw + 0.8rem, 3.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            line-height: 1.25;
        }
        .duel-hero-rank .duel-hero-rank-text .duel-hero-rank-sub {
            color: rgba(245, 239, 227, 0.75);
            font-size: 1.08rem;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .duel-hero-rank .duel-hero-rank-text .duel-hero-rank-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 8px;
        }
        .duel-hero-rank .duel-hero-rank-visual {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .duel-hero-rank .duel-hero-rank-card {
            background: rgba(30, 21, 8, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(212, 162, 67, 0.3);
            border-radius: var(--duel-radius-lg);
            padding: 32px;
            text-align: center;
            box-shadow: var(--duel-shadow-dark);
            width: 100%;
            max-width: 420px;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            border: 3px solid var(--duel-gold);
            margin: 0 auto 16px;
            overflow: hidden;
            box-shadow: 0 0 24px rgba(212, 162, 67, 0.4);
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-name {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--duel-gold);
            margin-bottom: 4px;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-tag {
            color: rgba(245, 239, 227, 0.6);
            font-size: 0.88rem;
            margin-bottom: 16px;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-value {
            font-size: clamp(1.8rem, 4vw + 0.5rem, 2.6rem);
            font-weight: 800;
            color: var(--duel-gold);
            line-height: 1.1;
            margin-bottom: 4px;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-unit {
            color: rgba(245, 239, 227, 0.6);
            font-size: 0.88rem;
            margin-bottom: 16px;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-stats {
            display: flex;
            justify-content: center;
            gap: 24px;
            padding-top: 16px;
            border-top: 1px solid rgba(212, 162, 67, 0.2);
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-stat {
            text-align: center;
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-stat .duel-stat-num {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--duel-text-light);
        }
        .duel-hero-rank .duel-hero-rank-card .duel-hero-rank-stat .duel-stat-label {
            font-size: 0.78rem;
            color: rgba(245, 239, 227, 0.55);
            letter-spacing: 0.04em;
        }
        @media (max-width: 991px) {
            .duel-hero-rank {
                padding: 48px 0 56px;
            }
            .duel-hero-rank .duel-hero-rank-content {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
            .duel-hero-rank .duel-hero-rank-text .duel-hero-rank-meta {
                justify-content: center;
            }
            .duel-hero-rank .duel-hero-rank-text .duel-hero-rank-sub {
                margin-left: auto;
                margin-right: auto;
            }
        }

        /* 数据总览 */
        .duel-stats-section {
            background: var(--duel-bg-light);
            padding: 72px 0;
            border-bottom: 1px solid rgba(212, 162, 67, 0.15);
        }
        .duel-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .duel-stat-card {
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 24px;
            text-align: center;
            border: 1px solid rgba(212, 162, 67, 0.1);
            transition: all 0.3s ease;
        }
        .duel-stat-card:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateY(-3px);
        }
        .duel-stat-card .duel-stat-card-value {
            font-size: clamp(1.5rem, 3vw + 0.4rem, 2.2rem);
            font-weight: 800;
            color: var(--duel-gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .duel-stat-card .duel-stat-card-label {
            font-size: 0.85rem;
            color: var(--duel-text-muted);
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        .duel-stat-card .duel-stat-card-icon {
            font-size: 1.8rem;
            color: var(--duel-copper);
            margin-bottom: 10px;
        }
        @media (max-width: 991px) {
            .duel-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575px) {
            .duel-stats-section {
                padding: 48px 0;
            }
            .duel-stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 排行列表 */
        .duel-ranking-section {
            background: var(--duel-bg-light);
            padding: 72px 0 96px;
        }
        .duel-ranking-section .duel-section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .duel-ranking-section .duel-section-head h2 {
            font-size: clamp(1.6rem, 3vw + 0.6rem, 2.2rem);
            font-weight: 700;
            color: var(--duel-text-dark);
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        .duel-ranking-section .duel-section-head .duel-section-head-sub {
            color: var(--duel-text-muted);
            font-size: 0.95rem;
        }
        .duel-ranking-section .duel-section-head .duel-badge {
            align-self: center;
        }
        .duel-rank-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .duel-rank-row {
            display: grid;
            grid-template-columns: 80px 80px 1fr auto 90px 70px;
            align-items: center;
            gap: 16px;
            background: #fff;
            border-radius: var(--duel-radius-lg);
            box-shadow: var(--duel-shadow-card);
            padding: 18px 24px;
            border: 1px solid rgba(212, 162, 67, 0.1);
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .duel-rank-row:hover {
            box-shadow: var(--duel-shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(212, 162, 67, 0.3);
        }
        .duel-rank-row.duel-rank-top1 {
            border: 2px solid var(--duel-gold);
            background: linear-gradient(135deg, #FFFDF6 0%, #FFF7E0 100%);
        }
        .duel-rank-row.duel-rank-top2 {
            border: 2px solid #B8B8B8;
            background: linear-gradient(135deg, #FCFCFA 0%, #F2F2F0 100%);
        }
        .duel-rank-row.duel-rank-top3 {
            border: 2px solid #D48A5C;
            background: linear-gradient(135deg, #FDF9F5 0%, #F8EDE4 100%);
        }
        .duel-rank-medal {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .duel-rank-medal.duel-medal-gold {
            background: linear-gradient(135deg, #D4A243, #F0C75E);
            color: #1E1508;
            box-shadow: 0 4px 12px rgba(212, 162, 67, 0.4);
        }
        .duel-rank-medal.duel-medal-silver {
            background: linear-gradient(135deg, #A8A8A8, #D0D0D0);
            color: #1E1508;
            box-shadow: 0 4px 12px rgba(160, 160, 160, 0.35);
        }
        .duel-rank-medal.duel-medal-bronze {
            background: linear-gradient(135deg, #C87A4A, #E0A070);
            color: #1E1508;
            box-shadow: 0 4px 12px rgba(200, 122, 74, 0.35);
        }
        .duel-rank-medal.duel-medal-num {
            background: rgba(212, 162, 67, 0.1);
            color: var(--duel-text-muted);
            font-size: 1.1rem;
            font-weight: 700;
            border: 1px solid rgba(212, 162, 67, 0.2);
        }
        .duel-rank-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            border: 2px solid rgba(212, 162, 67, 0.3);
        }
        .duel-rank-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .duel-rank-info {
            min-width: 0;
        }
        .duel-rank-info .duel-rank-name {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--duel-text-dark);
            margin-bottom: 2px;
        }
        .duel-rank-info .duel-rank-sub {
            font-size: 0.82rem;
            color: var(--duel-text-muted);
            letter-spacing: 0.02em;
        }
        .duel-rank-value {
            text-align: right;
        }
        .duel-rank-value .duel-rank-value-num {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--duel-gold);
        }
        .duel-rank-value .duel-rank-value-label {
            font-size: 0.75rem;
            color: var(--duel-text-muted);
        }
        .duel-rank-wins {
            text-align: center;
            font-weight: 600;
            color: var(--duel-text-dark);
            font-size: 0.95rem;
        }
        .duel-rank-trend {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 4px;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .duel-rank-trend.duel-trend-up {
            color: var(--duel-success);
        }
        .duel-rank-trend.duel-trend-down {
            color: var(--duel-danger);
        }
        .duel-rank-trend.duel-trend-flat {
            color: var(--duel-text-muted);
        }
        @media (max-width: 991px) {
            .duel-rank-row {
                grid-template-columns: 52px 56px 1fr auto;
                gap: 12px;
                padding: 14px 16px;
            }
            .duel-rank-wins {
                display: none;
            }
            .duel-rank-trend {
                justify-content: flex-start;
            }
        }
        @media (max-width: 575px) {
            .duel-ranking-section {
                padding: 48px 0 64px;
            }
            .duel-rank-row {
                grid-template-columns: 40px 48px 1fr auto;
                gap: 10px;
                padding: 12px 14px;
                border-radius: var(--duel-radius-md);
            }
            .duel-rank-medal {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .duel-rank-avatar {
                width: 44px;
                height: 44px;
            }
            .duel-rank-value .duel-rank-value-num {
                font-size: 1rem;
            }
            .duel-rank-info .duel-rank-name {
                font-size: 0.92rem;
            }
        }

        /* 赏金池趋势 */
        .duel-trend-section {
            background: var(--duel-bg-dark);
            padding: 72px 0;
            border-top: 1px solid rgba(212, 162, 67, 0.2);
            border-bottom: 1px solid rgba(212, 162, 67, 0.2);
        }
        .duel-trend-section .duel-trend-head {
            text-align: center;
            margin-bottom: 40px;
        }
        .duel-trend-section .duel-trend-head h2 {
            color: var(--duel-text-light);
            font-size: clamp(1.6rem, 3vw + 0.6rem, 2.2rem);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .duel-trend-section .duel-trend-head p {
            color: rgba(245, 239, 227, 0.65);
            max-width: 560px;
            margin: 0 auto;
        }
        .duel-trend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .duel-trend-card {
            background: rgba(30, 21, 8, 0.6);
            border: 1px solid rgba(212, 162, 67, 0.2);
            border-radius: var(--duel-radius-lg);
            padding: 24px;
            transition: all 0.3s ease;
        }
        .duel-trend-card:hover {
            border-color: rgba(212, 162, 67, 0.45);
            box-shadow: var(--duel-shadow-dark);
            transform: translateY(-3px);
        }
        .duel-trend-card .duel-trend-card-icon {
            font-size: 1.6rem;
            color: var(--duel-gold);
            margin-bottom: 12px;
        }
        .duel-trend-card .duel-trend-card-value {
            font-size: clamp(1.3rem, 2.5vw + 0.3rem, 1.8rem);
            font-weight: 800;
            color: var(--duel-gold);
            margin-bottom: 4px;
        }
        .duel-trend-card .duel-trend-card-label {
            color: rgba(245, 239, 227, 0.7);
            font-size: 0.9rem;
        }
        .duel-trend-card .duel-trend-card-desc {
            color: rgba(245, 239, 227, 0.5);
            font-size: 0.82rem;
            margin-top: 8px;
            line-height: 1.6;
        }
        @media (max-width: 991px) {
            .duel-trend-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 575px) {
            .duel-trend-section {
                padding: 48px 0;
            }
        }

        /* FAQ */
        .duel-faq-section {
            background: var(--duel-bg-dark);
            padding: 72px 0 96px;
        }
        .duel-faq-section .duel-faq-head {
            text-align: center;
            margin-bottom: 40px;
        }
        .duel-faq-section .duel-faq-head h2 {
            color: var(--duel-text-light);
            font-size: clamp(1.6rem, 3vw + 0.6rem, 2.2rem);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .duel-faq-section .duel-faq-head p {
            color: rgba(245, 239, 227, 0.6);
        }
        .duel-faq-group {
            max-width: 800px;
            margin: 0 auto;
        }
        .duel-faq-group .duel-accordion-item {
            background: rgba(30, 21, 8, 0.6);
            border: 1px solid rgba(212, 162, 67, 0.2);
            border-radius: var(--duel-radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .duel-faq-group .duel-accordion-item:hover {
            border-color: rgba(212, 162, 67, 0.4);
        }
        .duel-faq-group .duel-accordion-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 1rem;
            font-weight: 600;
            padding: 18px 20px;
            cursor: pointer;
            text-align: left;
            gap: 12px;
            transition: all 0.25s ease;
        }
        .duel-faq-group .duel-accordion-btn:hover {
            color: var(--duel-gold);
        }
        .duel-faq-group .duel-accordion-btn .duel-faq-icon {
            color: var(--duel-gold);
            flex-shrink: 0;
            font-size: 0.9rem;
            transition: transform 0.3s ease;
        }
        .duel-faq-group .duel-accordion-btn[aria-expanded="true"] .duel-faq-icon {
            transform: rotate(180deg);
        }
        .duel-faq-group .duel-accordion-content {
            padding: 0 20px 18px;
            color: rgba(245, 239, 227, 0.72);
            font-size: 0.92rem;
            line-height: 1.7;
            border-top: 1px solid rgba(212, 162, 67, 0.15);
            padding-top: 14px;
        }
        @media (max-width: 575px) {
            .duel-faq-section {
                padding: 48px 0 64px;
            }
        }

        /* CTA */
        .duel-cta-section {
            background: var(--duel-bg-light);
            padding: 72px 0;
        }
        .duel-cta-card {
            background: var(--duel-bg-dark);
            border-radius: var(--duel-radius-lg);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid rgba(212, 162, 67, 0.25);
            box-shadow: var(--duel-shadow-dark);
            position: relative;
            overflow: hidden;
        }
        .duel-cta-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 140%;
            height: 200%;
            background: var(--duel-gradient-brand);
            opacity: 0.08;
            transform: rotate(-12deg);
            z-index: 0;
        }
        .duel-cta-card .duel-cta-content {
            position: relative;
            z-index: 1;
        }
        .duel-cta-card h2 {
            color: var(--duel-text-light);
            font-size: clamp(1.8rem, 4vw + 0.5rem, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .duel-cta-card p {
            color: rgba(245, 239, 227, 0.7);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 24px;
        }
        .duel-cta-card .duel-cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 575px) {
            .duel-cta-section {
                padding: 48px 0;
            }
            .duel-cta-card {
                padding: 32px 20px;
            }
        }

        /* 面包屑 */
        .duel-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(245, 239, 227, 0.6);
            margin-bottom: 16px;
            position: relative;
            z-index: 2;
        }
        .duel-breadcrumb a {
            color: rgba(245, 239, 227, 0.7);
        }
        .duel-breadcrumb a:hover {
            color: var(--duel-gold);
        }
        .duel-breadcrumb .duel-breadcrumb-sep {
            color: rgba(245, 239, 227, 0.4);
        }
        .duel-breadcrumb .duel-breadcrumb-current {
            color: var(--duel-gold);
            font-weight: 600;
        }

/* roulang page: category5 */
:root {
            --duel-primary: #1E1508;
            --duel-gold: #D4A243;
            --duel-copper: #C85A2A;
            --duel-bg-light: #F5EFE3;
            --duel-bg-dark: #14100B;
            --duel-success: #3D7A3D;
            --duel-danger: #B43B2A;
            --duel-text-dark: #1E1508;
            --duel-text-light: #F5EFE3;
            --duel-text-muted: #7A6F58;
            --duel-border: rgba(212, 162, 67, 0.25);
            --duel-radius-lg: 18px;
            --duel-radius-md: 10px;
            --duel-radius-pill: 999px;
            --duel-shadow-card: 0 8px 24px rgba(30, 21, 8, 0.10);
            --duel-shadow-card-hover: 0 14px 36px rgba(200, 90, 42, 0.18);
            --duel-shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.35);
            --duel-spacing-section: 120px;
            --duel-spacing-section-mobile: 72px;
            --duel-font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --duel-gradient-brand: linear-gradient(135deg, #1E1508, #D4A243, #C85A2A);
            --duel-gradient-btn: linear-gradient(135deg, #1E1508, #D4A243);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--duel-font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--duel-text-light);
            background-color: var(--duel-bg-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--duel-gold);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover, a:focus {
            color: var(--duel-copper);
            text-decoration: none;
        }
        a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
            outline: 3px solid var(--duel-copper);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .duel-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .duel-navbar {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--duel-bg-dark);
            border-bottom: 1px solid var(--duel-border);
        }
        .duel-navbar .duel-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 12px;
            transition: padding 0.3s ease;
        }
        .duel-navbar.scrolled .duel-brand-row {
            padding: 8px 0;
        }
        .duel-navbar .duel-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--duel-text-light);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .duel-navbar .duel-logo .duel-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--duel-radius-md);
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .duel-navbar .duel-search-box {
            display: flex;
            align-items: center;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-pill);
            padding: 8px 18px;
            min-width: 240px;
            flex: 0 1 320px;
        }
        .duel-navbar .duel-search-box input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 0.9rem;
            width: 100%;
            padding: 0 8px;
        }
        .duel-navbar .duel-search-box input::placeholder {
            color: rgba(245, 239, 227, 0.6);
        }
        .duel-navbar .duel-search-box input:focus {
            outline: none;
        }
        .duel-navbar .duel-search-box .duel-search-icon {
            color: var(--duel-gold);
            font-size: 0.95rem;
        }
        .duel-navbar .duel-auth-btns {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login,
        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-text-light);
            padding: 8px 20px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-navbar .duel-auth-btns .duel-btn-register {
            background: var(--duel-copper);
            border-color: var(--duel-copper);
            color: #fff;
        }
        .duel-navbar .duel-auth-btns .duel-btn-login:hover {
            background: rgba(212, 162, 67, 0.15);
        }
        .duel-navbar .duel-auth-btns .duel-btn-register:hover {
            background: #a84720;
            transform: translateY(-1px);
        }
        .duel-navbar .duel-channel-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 0 12px 0;
            flex-wrap: wrap;
            border-top: 1px solid var(--duel-border);
        }
        .duel-navbar .duel-channel-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--duel-text-muted);
            background: transparent;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .duel-navbar .duel-channel-link:hover {
            background: rgba(212, 162, 67, 0.12);
            color: var(--duel-gold);
        }
        .duel-navbar .duel-channel-link.active {
            background: var(--duel-gold);
            color: var(--duel-primary);
            font-weight: 600;
        }
        .duel-navbar .duel-mobile-toggle {
            display: none;
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-gold);
            border-radius: var(--duel-radius-md);
            padding: 6px 12px;
            font-size: 1.2rem;
            cursor: pointer;
        }
        .duel-hero-faq {
            background: var(--duel-bg-dark);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }
        .duel-hero-faq::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(212, 162, 67, 0.18), transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .duel-hero-faq::after {
            content: '';
            position: absolute;
            bottom: -150px;
            left: -100px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(200, 90, 42, 0.13), transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .duel-hero-faq h1 {
            font-size: clamp(2.2rem, 5vw + 1rem, 3.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--duel-text-light);
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .duel-hero-faq .duel-hero-sub {
            font-size: 1.15rem;
            color: var(--duel-text-muted);
            max-width: 680px;
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
        }
        .duel-hero-faq .duel-search-hero {
            background: var(--duel-primary);
            border: 1px solid var(--duel-border);
            border-radius: var(--duel-radius-lg);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 680px;
            position: relative;
            z-index: 1;
            box-shadow: var(--duel-shadow-dark);
        }
        .duel-hero-faq .duel-search-hero i {
            color: var(--duel-gold);
            font-size: 1.2rem;
        }
        .duel-hero-faq .duel-search-hero input {
            background: transparent;
            border: none;
            color: var(--duel-text-light);
            font-size: 1rem;
            flex: 1;
            padding: 6px 0;
        }
        .duel-hero-faq .duel-search-hero input::placeholder {
            color: rgba(245, 239, 227, 0.5);
        }
        .duel-hero-faq .duel-search-hero input:focus {
            outline: none;
        }
        .duel-hero-faq .duel-search-hero .duel-btn-search {
            background: var(--duel-gold);
            border: none;
            color: var(--duel-primary);
            padding: 10px 24px;
            border-radius: var(--duel-radius-md);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .duel-hero-faq .duel-search-hero .duel-btn-search:hover {
            filter: brightness(1.1);
        }
        .duel-hero-stats {
            display: flex;
            gap: 28px;
            margin-top: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .duel-hero-stat {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .duel-hero-stat .duel-stat-num {
            font-size: clamp(1.4rem, 2.5vw + 0.5rem, 2rem);
            font-weight: 800;
            color: var(--duel-gold);
        }
        .duel-hero-stat .duel-stat-label {
            font-size: 0.82rem;
            color: var(--duel-text-muted);
            font-weight: 500;
            letter-spacing: 0.05em;
        }
        .duel-section {
            padding: var(--duel-spacing-section) 0;
        }
        .duel-section-title {
            font-size: clamp(1.7rem, 3vw + 0.8rem, 2.4rem);
            font-weight: 700;
            color: var(--duel-text-light);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .duel-section-desc {
            font-size: 1.05rem;
            color: var(--duel-text-muted);
            max-width: 660px;
            margin-bottom: 40px;
        }
        .duel-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 28px;
            background: var(--duel-primary);
            border-radius: var(--duel-radius-lg);
            border: 1px solid var(--duel-border);
            box-shadow: var(--duel-shadow-dark);
        }
        .duel-tag-cloud .duel-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.88rem;
            font-weight: 500;
            background: rgba(212, 162, 67, 0.1);
            color: var(--duel-gold);
            border: 1px solid var(--duel-border);
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .duel-tag-cloud .duel-tag:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            border-color: var(--duel-gold);
        }
        .duel-tag-cloud .duel-tag.hot {
            background: var(--duel-copper);
            border-color: var(--duel-copper);
            color: #fff;
        }
        .duel-tag-cloud .duel-tag.hot:hover {
            background: #a84720;
            border-color: #a84720;
        }
        .duel-faq-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .duel-faq-item {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 20px;
            align-items: start;
        }
        .duel-faq-q {
            background: var(--duel-primary);
            border-radius: var(--duel-radius-lg);
            padding: 24px;
            border: 1px solid var(--duel-border);
            box-shadow: var(--duel-shadow-dark);
        }
        .duel-faq-q .duel-faq-label {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--duel-copper);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .duel-faq-q h3 {
            font-size: 1.15rem;
            font-weight: 650;
            color: var(--duel-text-light);
            margin: 0;
            line-height: 1.5;
        }
        .duel-faq-q .duel-faq-meta {
            display: flex;
            gap: 14px;
            margin-top: 12px;
            font-size: 0.82rem;
            color: var(--duel-text-muted);
        }
        .duel-faq-a {
            background: rgba(245, 239, 227, 0.04);
            border-radius: var(--duel-radius-lg);
            padding: 24px;
            border-left: 4px solid var(--duel-gold);
            box-shadow: var(--duel-shadow-dark);
        }
        .duel-faq-a .duel-faq-label {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--duel-gold);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .duel-faq-a p {
            color: var(--duel-text-light);
            font-size: 0.98rem;
            margin: 0;
            line-height: 1.75;
        }
        .duel-faq-a .duel-faq-actions {
            display: flex;
            gap: 16px;
            margin-top: 16px;
        }
        .duel-faq-a .duel-faq-actions button {
            background: transparent;
            border: 1px solid var(--duel-border);
            color: var(--duel-text-muted);
            padding: 6px 14px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.8rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .duel-faq-a .duel-faq-actions button:hover {
            border-color: var(--duel-gold);
            color: var(--duel-gold);
        }
        .duel-discuss-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .duel-discuss-card {
            background: var(--duel-primary);
            border-radius: var(--duel-radius-lg);
            overflow: hidden;
            border: 1px solid var(--duel-border);
            box-shadow: var(--duel-shadow-dark);
            transition: all 0.35s ease;
        }
        .duel-discuss-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--duel-shadow-card-hover);
            border-color: rgba(212, 162, 67, 0.5);
        }
        .duel-discuss-card .duel-discuss-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .duel-discuss-card .duel-discuss-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .duel-discuss-card:hover .duel-discuss-img img {
            transform: scale(1.05);
        }
        .duel-discuss-card .duel-discuss-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--duel-copper);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--duel-radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
        }
        .duel-discuss-card .duel-discuss-body {
            padding: 20px 24px;
        }
        .duel-discuss-card h4 {
            font-size: 1.1rem;
            font-weight: 650;
            color: var(--duel-text-light);
            margin: 0 0 8px;
            line-height: 1.5;
        }
        .duel-discuss-card .duel-discuss-excerpt {
            font-size: 0.92rem;
            color: var(--duel-text-muted);
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .duel-discuss-card .duel-discuss-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--duel-border);
            font-size: 0.82rem;
            color: var(--duel-text-muted);
        }
        .duel-discuss-card .duel-discuss-footer .duel-discuss-user {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .duel-discuss-card .duel-discuss-footer .duel-user-avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--duel-gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: #fff;
            font-weight: 700;
        }
        .duel-discuss-card .duel-discuss-footer .duel-discuss-stats {
            display: flex;
            gap: 14px;
        }
        .duel-discuss-card .duel-discuss-footer .duel-discuss-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .duel-cta-faq {
            background: var(--duel-primary);
            border-radius: var(--duel-radius-lg);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid var(--duel-border);
            box-shadow: var(--duel-shadow-dark);
            position: relative;
            overflow: hidden;
        }
        .duel-cta-faq::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 480px;
            height: 200px;
            background: radial-gradient(ellipse, rgba(212, 162, 67, 0.12), transparent 60%);
            pointer-events: none;
        }
        .duel-cta-faq h2 {
            font-size: clamp(1.6rem, 3vw + 0.6rem, 2.2rem);
            font-weight: 700;
            color: var(--duel-text-light);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .duel-cta-faq p {
            color: var(--duel-text-muted);
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .duel-cta-faq .duel-btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .duel-btn-primary {
            background: var(--duel-gradient-btn);
            border: none;
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--duel-radius-md);
            font-size: 0.98rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .duel-btn-primary:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            color: #fff;
        }
        .duel-btn-secondary {
            background: transparent;
            border: 2px solid var(--duel-gold);
            color: var(--duel-gold);
            padding: 12px 26px;
            border-radius: var(--duel-radius-md);
            font-size: 0.98rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .duel-btn-secondary:hover {
            background: rgba(212, 162, 67, 0.12);
            color: var(--duel-gold);
        }
        .duel-floating-btn {
            position: fixed;
            right: 28px;
            bottom: 40px;
            z-index: 1060;
            background: var(--duel-copper);
            color: #fff;
            border: none;
            padding: 14px 22px;
            border-radius: var(--duel-radius-pill);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            box-shadow: 0 8px 24px rgba(200, 90, 42, 0.35);
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .duel-floating-btn:hover {
            background: #a84720;
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(200, 90, 42, 0.45);
            color: #fff;
        }
        .duel-footer {
            background: var(--duel-primary);
            border-top: 1px solid var(--duel-border);
            padding: 60px 0 24px;
            color: var(--duel-text-light);
        }
        .duel-footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .duel-footer-brand .duel-footer-logo {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--duel-gold);
            display: block;
            margin-bottom: 10px;
        }
        .duel-footer-brand p {
            font-size: 0.88rem;
            color: var(--duel-text-muted);
            margin-bottom: 8px;
        }
        .duel-footer-brand .duel-footer-domain {
            font-size: 0.82rem;
            color: var(--duel-text-muted);
        }
        .duel-footer h5 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--duel-text-light);
            margin-bottom: 14px;
        }
        .duel-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .duel-footer ul li {
            margin-bottom: 8px;
        }
        .duel-footer ul li a {
            font-size: 0.88rem;
            color: var(--duel-text-muted);
            transition: color 0.25s ease;
        }
        .duel-footer ul li a:hover {
            color: var(--duel-gold);
        }
        .duel-social-row {
            display: flex;
            gap: 12px;
        }
        .duel-social-row a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(212, 162, 67, 0.1);
            border: 1px solid var(--duel-border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--duel-gold);
            font-size: 1rem;
            transition: all 0.3s ease;
        }
        .duel-social-row a:hover {
            background: var(--duel-gold);
            color: var(--duel-primary);
            border-color: var(--duel-gold);
        }
        .duel-copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid var(--duel-border);
            font-size: 0.82rem;
            color: var(--duel-text-muted);
        }
        @media (max-width: 991px) {
            .duel-navbar .duel-mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .duel-navbar .duel-channel-row {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
                padding: 12px 0;
            }
            .duel-navbar .duel-channel-row.show {
                display: flex;
            }
            .duel-navbar .duel-channel-link {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--duel-radius-md);
            }
            .duel-navbar .duel-search-box {
                display: none;
            }
            .duel-navbar .duel-auth-btns {
                margin-left: auto;
            }
            .duel-hero-faq {
                padding: 56px 0 40px;
            }
            .duel-section {
                padding: var(--duel-spacing-section-mobile) 0;
            }
            .duel-faq-item {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .duel-discuss-card-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .duel-footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .duel-floating-btn {
                right: 16px;
                bottom: 24px;
                padding: 10px 16px;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 576px) {
            .duel-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .duel-hero-faq h1 {
                font-size: 1.9rem;
            }
            .duel-hero-faq .duel-hero-sub {
                font-size: 0.98rem;
            }
            .duel-hero-faq .duel-search-hero {
                flex-wrap: wrap;
                padding: 12px 16px;
            }
            .duel-hero-faq .duel-search-hero .duel-btn-search {
                width: 100%;
                padding: 10px 0;
            }
            .duel-hero-stats {
                gap: 16px;
            }
            .duel-section-title {
                font-size: 1.5rem;
            }
            .duel-tag-cloud {
                padding: 16px;
                gap: 8px;
            }
            .duel-tag-cloud .duel-tag {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .duel-faq-q, .duel-faq-a {
                padding: 18px;
            }
            .duel-cta-faq {
                padding: 32px 20px;
            }
            .duel-footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .duel-btn-primary, .duel-btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }