/* roulang page: index */
:root {
            --brand-red: #C8102E;
            --brand-red-deep: #A60F24;
            --brand-red-dark: #8A0C1E;
            --brand-black: #1A1A1A;
            --brand-black-soft: #222222;
            --brand-ink: #0F0F0F;
            --brand-cream: #F7F4EF;
            --brand-white: #FFFFFF;
            --brand-gold: #D4A373;
            --brand-gold-light: #E0A458;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #767676;
            --text-inverse: #F7F4EF;
            --border-light: rgba(0, 0, 0, 0.06);
            --border-medium: rgba(0, 0, 0, 0.12);
            --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 60px;
            --space-xxl: 80px;
            --space-xxxl: 100px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'SF Mono', 'Courier New', monospace;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.35s ease;
            --transition-slow: 0.5s ease;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background-color: var(--brand-cream);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--brand-red);
        }

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

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

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--brand-red);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ===== 浮动转化条 ===== */
        .floating-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 12px 0;
            transform: translateY(100%);
            transition: transform 0.5s ease;
        }

        .floating-cta-bar.visible {
            transform: translateY(0);
        }

        .floating-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .floating-cta-text {
            color: var(--text-inverse);
            font-size: 14px;
            line-height: 1.6;
            font-weight: 500;
        }

        .floating-cta-text strong {
            color: var(--brand-gold-light);
            font-weight: 700;
        }

        .floating-cta-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .floating-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

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

        .floating-cta-btn.primary:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 4px 16px rgba(200, 16, 46, 0.4);
        }

        .floating-cta-btn.secondary {
            background: rgba(255, 255, 255, 0.12);
            color: var(--text-inverse);
            border: 1px solid rgba(255, 255, 255, 0.18);
        }

        .floating-cta-btn.secondary:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .floating-cta-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.5);
            font-size: 18px;
            cursor: pointer;
            padding: 4px 8px;
            transition: color var(--transition-fast);
        }

        .floating-cta-close:hover {
            color: #fff;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1200px;
        }

        .site-nav {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            transition: all var(--transition-medium);
        }

        .site-nav.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            color: var(--brand-black);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-deep) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            font-weight: 900;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.3);
        }

        .nav-logo-text {
            font-size: 20px;
            font-weight: 800;
        }

        .nav-logo-text .accent {
            color: var(--brand-red);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li {
            margin: 0;
        }

        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-menu a:hover {
            background: rgba(200, 16, 46, 0.06);
            color: var(--brand-red);
        }

        .nav-menu a.active {
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
        }

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

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-medium);
            background: #fff;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-size: 14px;
        }

        .nav-search-btn:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
        }

        .nav-login-btn {
            padding: 8px 20px;
            border-radius: var(--radius-pill);
            background: var(--brand-black);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-login-btn:hover {
            background: var(--brand-red);
            color: #fff;
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.35);
        }

        .nav-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-medium);
            background: #fff;
            color: var(--text-primary);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 16px;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-hamburger:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 12px);
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
        }

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

        .nav-mobile-menu a {
            display: flex;
            align-items: center;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover {
            background: rgba(200, 16, 46, 0.06);
            color: var(--brand-red);
        }

        .nav-mobile-menu a.active {
            background: var(--brand-red);
            color: #fff;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 15, 15, 0.55) 0%, rgba(15, 15, 15, 0.72) 55%, rgba(15, 15, 15, 0.88) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 850px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 16, 46, 0.85);
            color: #fff;
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 28px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
        }

        .hero-badge i {
            font-size: 12px;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.4);
            }
        }

        .hero-title {
            font-size: clamp(36px, 6vw, 62px);
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: -1.5px;
            margin: 0 0 22px;
            text-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
        }

        .hero-title .highlight {
            color: var(--brand-gold-light);
            position: relative;
            display: inline-block;
        }

        .hero-subtitle {
            font-size: clamp(16px, 2vw, 19px);
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 640px;
            margin: 0 auto 36px;
            letter-spacing: 0.3px;
        }

        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 14px;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-pill);
            padding: 10px 24px;
            margin-bottom: 36px;
            color: #fff;
            font-size: 14px;
            font-weight: 500;
        }

        .hero-countdown .countdown-timer {
            display: flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 16px;
        }

        .hero-countdown .countdown-timer span {
            background: var(--brand-red);
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 16px;
            font-weight: 800;
            min-width: 36px;
            text-align: center;
            display: inline-block;
        }

        .hero-countdown .countdown-label {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
        }

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

        .hero-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition-medium);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .hero-btn.primary {
            background: var(--brand-red);
            color: #fff;
            box-shadow: 0 8px 28px rgba(200, 16, 46, 0.45);
        }

        .hero-btn.primary:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 12px 36px rgba(200, 16, 46, 0.55);
            transform: translateY(-2px);
        }

        .hero-btn.secondary {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.28);
            backdrop-filter: blur(8px);
        }

        .hero-btn.secondary:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.45);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            align-items: center;
            gap: 28px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 44px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat-value {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .hero-stat-value .unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-gold-light);
        }

        .hero-stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--space-xxxl) 0;
            position: relative;
        }

        .section-alt {
            background: var(--brand-white);
        }

        .section-dark {
            background: var(--brand-black);
            color: var(--text-inverse);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--brand-red);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.25;
            letter-spacing: -1px;
            margin: 0 0 14px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 720px;
            margin: 0;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== 合集目录 ===== */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
        }

        .collection-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            min-height: 220px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
            cursor: pointer;
        }

        .collection-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(200, 16, 46, 0.2);
        }

        .collection-card.large {
            grid-column: span 3;
            min-height: 320px;
        }

        .collection-card.medium {
            grid-column: span 2;
            min-height: 280px;
        }

        .collection-card.small {
            grid-column: span 1;
            min-height: 200px;
        }

        .collection-card-image {
            position: absolute;
            inset: 0;
            z-index: 1;
        }

        .collection-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .collection-card-overlay {
            position: absolute;
            inset: 0;
            z-index: 2;
            background: linear-gradient(180deg, rgba(15, 15, 15, 0.15) 0%, rgba(15, 15, 15, 0.75) 70%, rgba(15, 15, 15, 0.9) 100%);
        }

        .collection-card-content {
            position: relative;
            z-index: 3;
            color: #fff;
        }

        .collection-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 12px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
        }

        .collection-card-title {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px;
            color: #fff;
        }

        .collection-card-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.6;
            margin: 0;
        }

        .collection-card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-gold-light);
            margin-top: 10px;
            transition: gap var(--transition-fast);
        }

        .collection-card:hover .collection-card-link {
            gap: 8px;
        }

        /* ===== 优势数据 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 16px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition-medium);
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-4px);
        }

        .stat-value {
            font-size: clamp(32px, 4vw, 44px);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -1px;
            font-family: var(--font-mono);
        }

        .stat-value .unit {
            font-size: 18px;
            font-weight: 600;
            color: var(--brand-gold-light);
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 8px;
            letter-spacing: 0.5px;
        }

        /* ===== 相关推荐 ===== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .recommend-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            display: flex;
            flex-direction: column;
        }

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

        .recommend-card.wide {
            grid-column: span 2;
            flex-direction: row;
        }

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

        .recommend-card.wide .recommend-card-image {
            flex: 1.2;
            aspect-ratio: auto;
            min-height: 260px;
        }

        .recommend-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .recommend-card:hover .recommend-card-image img {
            transform: scale(1.04);
        }

        .recommend-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-red);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }

        .recommend-card-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .recommend-card.wide .recommend-card-body {
            flex: 1;
            justify-content: center;
            padding: 28px;
        }

        .recommend-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .recommend-card.wide .recommend-card-title {
            font-size: 20px;
        }

        .recommend-card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
        }

        .recommend-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .recommend-card-meta i {
            font-size: 12px;
        }

        .recommend-card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-red);
            margin-top: 12px;
            transition: gap var(--transition-fast);
        }

        .recommend-card:hover .recommend-card-link {
            gap: 8px;
        }

        /* ===== 资讯 ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 32px;
        }

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

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 20px 22px;
            background: var(--brand-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .news-item:hover {
            border-color: rgba(200, 16, 46, 0.2);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .news-item-date {
            flex-shrink: 0;
            background: var(--brand-cream);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            text-align: center;
            min-width: 72px;
        }

        .news-item-date .day {
            display: block;
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-red);
            line-height: 1.2;
        }

        .news-item-date .month {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .news-item-content {
            flex: 1;
        }

        .news-item-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .news-item-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0 0 10px;
        }

        .news-item-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-red);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }

        .news-item:hover .news-item-link {
            gap: 8px;
        }

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

        .news-sidebar-card {
            background: var(--brand-black);
            border-radius: var(--radius-lg);
            padding: 24px;
            color: #fff;
        }

        .news-sidebar-card h4 {
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--brand-gold-light);
            letter-spacing: 0.5px;
        }

        .news-sidebar-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .news-sidebar-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.5;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding-bottom: 10px;
        }

        .news-sidebar-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-sidebar-list .rank {
            font-weight: 800;
            color: var(--brand-gold-light);
            font-size: 14px;
            min-width: 24px;
        }

        /* ===== 品牌故事 ===== */
        .brand-story-band {
            background: var(--brand-red);
            color: #fff;
            padding: var(--space-xxxl) 0;
            position: relative;
            overflow: hidden;
        }

        .brand-story-band::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            pointer-events: none;
        }

        .brand-story-band::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.08);
            pointer-events: none;
        }

        .brand-story-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .brand-story-text h2 {
            font-size: clamp(28px, 4vw, 38px);
            font-weight: 800;
            color: #fff;
            margin: 0 0 18px;
            letter-spacing: -1px;
            line-height: 1.25;
        }

        .brand-story-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.9;
            margin: 0 0 16px;
        }

        .brand-story-actions {
            display: flex;
            gap: 12px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .brand-story-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .brand-story-btn.light {
            background: #fff;
            color: var(--brand-red);
        }

        .brand-story-btn.light:hover {
            background: var(--brand-cream);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .brand-story-btn.outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }

        .brand-story-btn.outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .brand-story-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
        }

        .brand-story-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        /* ===== 新手入门 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            position: relative;
        }

        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(200, 16, 46, 0.18);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-red);
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 16px;
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
        }

        .step-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

        .step-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== 方案/会员 ===== */
        .plans-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .plan-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            display: flex;
            flex-direction: column;
        }

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

        .plan-card.featured {
            background: var(--brand-black);
            color: #fff;
            border: 2px solid var(--brand-red);
            box-shadow: 0 12px 40px rgba(200, 16, 46, 0.2);
            position: relative;
            overflow: hidden;
        }

        .plan-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 16px;
            right: -32px;
            background: var(--brand-red);
            color: #fff;
            padding: 4px 36px;
            font-size: 12px;
            font-weight: 700;
            transform: rotate(45deg);
            letter-spacing: 1px;
        }

        .plan-card.featured .plan-name,
        .plan-card.featured .plan-price,
        .plan-card.featured .plan-desc {
            color: #fff;
        }

        .plan-card .plan-desc {
            color: var(--text-secondary);
        }

        .plan-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            letter-spacing: 0.5px;
        }

        .plan-price {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 4px;
            letter-spacing: -1px;
        }

        .plan-price .currency {
            font-size: 16px;
            font-weight: 600;
        }

        .plan-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0 0 18px;
            line-height: 1.6;
        }

        .plan-features {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .plan-features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .plan-card.featured .plan-features li {
            color: rgba(255, 255, 255, 0.75);
        }

        .plan-features i {
            color: var(--brand-red);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .plan-card.featured .plan-features i {
            color: var(--brand-gold-light);
        }

        .plan-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            width: 100%;
        }

        .plan-btn.default {
            background: var(--brand-cream);
            color: var(--text-primary);
            border: 1px solid var(--border-medium);
        }

        .plan-btn.default:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }

        .plan-btn.featured-btn {
            background: var(--brand-red);
            color: #fff;
        }

        .plan-btn.featured-btn:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
        }

        /* ===== 深度内容 ===== */
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }

        .deep-article {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 36px;
            align-items: center;
            padding: 32px;
            background: var(--brand-white);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
        }

        .deep-article:hover {
            box-shadow: var(--shadow-md);
        }

        .deep-article-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4/3;
        }

        .deep-article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .deep-article-content h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 14px;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }

        .deep-article-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin: 0 0 14px;
        }

        .deep-article-content blockquote {
            font-size: 15px;
            color: var(--brand-red);
            border-left: 3px solid var(--brand-red);
            padding-left: 16px;
            margin: 16px 0;
            font-style: italic;
            background: rgba(200, 16, 46, 0.04);
            padding: 12px 16px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }

        .deep-article-content blockquote p {
            margin: 0;
            color: inherit;
            font-style: italic;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .faq-item {
            background: var(--brand-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(200, 16, 46, 0.18);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--brand-cream);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .faq-question .faq-icon.open {
            background: var(--brand-red);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--brand-black);
            padding: var(--space-xxxl) 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(200, 16, 46, 0.2);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: clamp(28px, 4vw, 38px);
            font-weight: 800;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: -1px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin: 0 0 28px;
        }

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

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-pill);
            font-size: 16px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition-medium);
        }

        .cta-btn.primary {
            background: var(--brand-red);
            color: #fff;
            box-shadow: 0 8px 28px rgba(200, 16, 46, 0.45);
        }

        .cta-btn.primary:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 12px 36px rgba(200, 16, 46, 0.55);
            transform: translateY(-2px);
        }

        .cta-btn.outline {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
        }

        .cta-btn.outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.6);
        }

        .cta-form {
            display: flex;
            gap: 10px;
            margin-top: 28px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-form input {
            padding: 12px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            min-width: 240px;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form input:focus {
            border-color: var(--brand-gold-light);
            outline: none;
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form button {
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            background: var(--brand-red);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .cta-form button:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
        }

        .cta-privacy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            margin-top: 14px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            color: #fff;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-red);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
            font-weight: 900;
        }

        .footer-links {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--brand-gold-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.8;
        }

        /* ===== 滚动动效 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .section {
                padding: var(--space-xxl) 0;
            }

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

            .collection-card.large {
                grid-column: span 2;
            }

            .collection-card.medium {
                grid-column: span 1;
            }

            .collection-card.small {
                grid-column: span 1;
            }

            .stats-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }

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

            .recommend-card.wide {
                grid-column: span 2;
                flex-direction: column;
            }

            .recommend-card.wide .recommend-card-image {
                aspect-ratio: 16/9;
                min-height: auto;
            }

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

            .brand-story-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

            .plans-grid {
                grid-template-columns: 1fr 1fr;
            }

            .plan-card.featured {
                grid-column: span 2;
            }

            .deep-article {
                grid-template-columns: 1fr;
                padding: 24px;
            }

            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 12px;
                width: calc(100% - 24px);
            }

            .site-nav {
                padding: 8px 14px;
                gap: 12px;
            }

            .nav-menu {
                display: none;
            }

            .nav-actions {
                gap: 8px;
            }

            .nav-hamburger {
                display: flex;
            }

            .nav-mobile-menu {
                display: block;
                max-height: 0;
                overflow: hidden;
                padding: 0 16px;
                border: none;
                box-shadow: none;
                transition: all 0.4s ease;
            }

            .nav-mobile-menu.open {
                max-height: 520px;
                padding: 16px;
                border: 1px solid var(--border-light);
                box-shadow: var(--shadow-lg);
            }

            .hero-section {
                min-height: auto;
                padding: 140px 0 60px;
            }

            .hero-title {
                font-size: 32px;
                letter-spacing: -0.5px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-countdown {
                padding: 8px 16px;
                font-size: 12px;
                flex-wrap: wrap;
                justify-content: center;
            }

            .hero-countdown .countdown-timer span {
                padding: 3px 8px;
                font-size: 14px;
                min-width: 28px;
            }

            .hero-stats {
                gap: 16px;
                padding-top: 20px;
                margin-top: 28px;
            }

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

            .section {
                padding: var(--space-xl) 0;
            }

            .section-header {
                margin-bottom: 28px;
            }

            .section-title {
                font-size: 24px;
            }

            .collection-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .collection-card.large,
            .collection-card.medium,
            .collection-card.small {
                grid-column: span 1;
                min-height: 200px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .stat-card {
                padding: 20px 10px;
            }

            .stat-value {
                font-size: 28px;
            }

            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .recommend-card.wide {
                grid-column: span 1;
            }

            .news-item {
                padding: 16px;
                flex-direction: column;
                gap: 10px;
            }

            .news-item-date {
                min-width: auto;
                display: inline-flex;
                gap: 6px;
                align-items: baseline;
                padding: 4px 10px;
            }

            .news-item-date .day {
                font-size: 16px;
            }

            .brand-story-band {
                padding: var(--space-xl) 0;
            }

            .brand-story-text h2 {
                font-size: 24px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .plans-grid {
                grid-template-columns: 1fr;
            }

            .plan-card.featured {
                grid-column: span 1;
            }

            .plan-card.featured::before {
                right: -36px;
                top: 12px;
            }

            .deep-article {
                padding: 18px;
                border-radius: var(--radius-lg);
            }

            .deep-article-content h3 {
                font-size: 20px;
            }

            .cta-form input {
                min-width: 100%;
            }

            .cta-form {
                flex-direction: column;
                gap: 10px;
            }

            .footer-inner {
                flex-direction: column;
                text-align: center;
                gap: 16px;
            }

            .footer-links {
                justify-content: center;
            }

            .floating-cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .floating-cta-text {
                font-size: 13px;
            }

            .floating-cta-actions {
                width: 100%;
                justify-content: center;
            }

            .floating-cta-btn {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .nav-logo-text {
                font-size: 16px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }

            .nav-login-btn {
                padding: 6px 14px;
                font-size: 13px;
            }

            .nav-search-btn {
                width: 34px;
                height: 34px;
                font-size: 12px;
            }

            .hero-title {
                font-size: 26px;
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-btn {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 14px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }

            .stat-value {
                font-size: 22px;
            }

            .stat-label {
                font-size: 12px;
            }

            .plan-price {
                font-size: 26px;
            }

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

/* roulang page: category1 */
:root {
            --brand-red: #C8102E;
            --brand-red-deep: #A60F24;
            --brand-red-dark: #8A0C1E;
            --brand-black: #1A1A1A;
            --brand-black-soft: #222222;
            --brand-ink: #0F0F0F;
            --brand-cream: #F7F4EF;
            --brand-white: #FFFFFF;
            --brand-gold: #D4A373;
            --brand-gold-light: #E0A458;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #767676;
            --text-inverse: #F7F4EF;
            --border-light: rgba(0, 0, 0, 0.06);
            --border-medium: rgba(0, 0, 0, 0.12);
            --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 60px;
            --space-xxl: 80px;
            --space-xxxl: 100px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'SF Mono', 'Courier New', monospace;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.35s ease;
            --transition-slow: 0.5s ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background-color: var(--brand-cream);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--brand-red);
        }

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

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

        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--brand-red);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1200px;
            transition: all var(--transition-medium);
        }

        .site-header.scrolled {
            top: 8px;
        }

        .site-nav {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-pill);
            padding: 10px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            box-shadow: var(--shadow-md);
            border: 1px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-medium);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--brand-black);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            background: var(--brand-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-logo-text .accent {
            color: var(--brand-red);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .nav-menu li a {
            display: inline-flex;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-menu li a.active {
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: all var(--transition-fast);
        }

        .nav-search-btn:hover {
            background: rgba(0, 0, 0, 0.06);
            color: var(--brand-red);
        }

        .nav-login-btn {
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--brand-red);
            background: var(--brand-red);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-login-btn:hover {
            background: var(--brand-red-deep);
            border-color: var(--brand-red-deep);
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.3);
        }

        .nav-hamburger {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-medium);
            background: transparent;
            color: var(--text-primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: all var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: rgba(0, 0, 0, 0.06);
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 12px);
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            gap: 6px;
            border: 1px solid rgba(255, 255, 255, 0.8);
        }

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

        .nav-mobile-menu a {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .nav-mobile-menu a:hover {
            background: rgba(0, 0, 0, 0.04);
        }

        .nav-mobile-menu a.active {
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrapper {
            padding: 130px 0 20px;
            background: var(--brand-white);
            border-bottom: 1px solid var(--border-light);
        }

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

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

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

        .breadcrumb .separator {
            color: var(--border-medium);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--brand-red);
            font-weight: 600;
        }

        /* ===== 分类页头部 ===== */
        .category-header {
            padding: 40px 0 30px;
            background: var(--brand-white);
            border-bottom: 1px solid var(--border-light);
        }

        .category-header-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-header-text {
            flex: 1 1 500px;
            max-width: 680px;
        }

        .category-header h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .category-header h1 .highlight {
            color: var(--brand-red);
        }

        .category-header-desc {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.9;
        }

        .category-header-stats {
            display: flex;
            gap: 32px;
            flex-shrink: 0;
            padding: 20px 28px;
            background: var(--brand-cream);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
        }

        .category-stat {
            text-align: center;
        }

        .category-stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-red);
            display: block;
            line-height: 1.2;
        }

        .category-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 筛选栏 ===== */
        .filter-bar {
            padding: 20px 0;
            background: var(--brand-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 84px;
            z-index: 100;
        }

        .filter-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
        }

        .filter-pill {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-medium);
            background: var(--brand-white);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }

        .filter-pill.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }

        .filter-sort {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }

        .filter-sort select {
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-medium);
            background: var(--brand-white);
            font-size: 14px;
            color: var(--text-secondary);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23767676' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 32px;
        }

        /* ===== 新闻列表 ===== */
        .news-list-section {
            padding: 40px 0 60px;
        }

        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            display: flex;
            align-items: flex-start;
            gap: 24px;
            transition: all var(--transition-medium);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .news-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 4px;
            background: var(--brand-red);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: rgba(200, 16, 46, 0.2);
        }

        .news-item:hover::before {
            opacity: 1;
        }

        .news-item-date {
            flex-shrink: 0;
            min-width: 100px;
            padding-top: 4px;
        }

        .news-item-date .date-badge {
            display: inline-block;
            padding: 6px 12px;
            background: var(--brand-cream);
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .news-item-date .date-year {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
        }

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

        .news-item-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(200, 16, 46, 0.08);
            color: var(--brand-red);
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .news-item-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .news-item:hover .news-item-title {
            color: var(--brand-red);
        }

        .news-item-summary {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.8;
            max-width: 720px;
        }

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

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

        .news-item-meta i {
            font-size: 13px;
            color: var(--brand-gold);
        }

        .news-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            background: transparent;
            border: 1px solid var(--brand-red);
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-red);
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            align-self: center;
            white-space: nowrap;
        }

        .news-read-more i {
            transition: transform var(--transition-fast);
        }

        .news-read-more:hover {
            background: var(--brand-red);
            color: #fff;
        }

        .news-read-more:hover i {
            transform: translateX(4px);
        }

        /* ===== 分页 ===== */
        .pagination-wrapper {
            padding: 30px 0 60px;
            display: flex;
            justify-content: center;
        }

        .pagination {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-medium);
            background: var(--brand-white);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .pagination-btn:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }

        .pagination-btn.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }

        .pagination-btn.disabled {
            opacity: 0.4;
            cursor: not-allowed;
            pointer-events: none;
        }

        .pagination-dots {
            color: var(--text-muted);
            padding: 0 6px;
        }

        /* ===== 品牌介绍 / 深度内容 ===== */
        .brand-intro-section {
            padding: 60px 0;
            background: var(--brand-ink);
            color: var(--text-inverse);
        }

        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .brand-intro-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-white);
            margin: 0 0 16px;
        }

        .brand-intro-text h2 span {
            color: var(--brand-gold-light);
        }

        .brand-intro-text p {
            font-size: 16px;
            line-height: 2;
            color: rgba(247, 244, 239, 0.85);
            margin: 0 0 12px;
        }

        .brand-intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        /* ===== 深度内容区块 ===== */
        .deep-content-section {
            padding: 60px 0;
        }

        .deep-content-block {
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            margin-bottom: 32px;
            transition: all var(--transition-medium);
        }

        .deep-content-block:hover {
            box-shadow: var(--shadow-md);
        }

        .deep-content-block h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 16px;
            line-height: 1.4;
        }

        .deep-content-block p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 2;
            margin: 0 0 12px;
        }

        .deep-content-block blockquote {
            border-left: 3px solid var(--brand-red);
            padding: 12px 20px;
            margin: 16px 0;
            background: var(--brand-cream);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
        }

        .deep-content-block ul {
            margin: 12px 0;
            padding-left: 24px;
            color: var(--text-secondary);
        }

        .deep-content-block ul li {
            margin-bottom: 8px;
            line-height: 1.8;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 60px 0;
            background: var(--brand-cream);
        }

        .faq-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 32px;
            text-align: center;
        }

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

        .faq-item {
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(200, 16, 46, 0.2);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-black);
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--brand-red);
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, var(--brand-red-deep) 0%, var(--brand-red) 50%, var(--brand-red-dark) 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-inner h2 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.9;
        }

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

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            white-space: nowrap;
        }

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

        .cta-btn.primary:hover {
            background: var(--brand-cream);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
            transform: translateY(-2px);
        }

        .cta-btn.secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .cta-btn.secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(247, 244, 239, 0.7);
            padding: 50px 0 30px;
        }

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

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
        }

        .footer-logo-icon {
            width: 34px;
            height: 34px;
            background: var(--brand-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 16px;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(247, 244, 239, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--brand-gold-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(247, 244, 239, 0.45);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 0;
            }
            .nav-menu li a {
                padding: 8px 10px;
                font-size: 13px;
            }
            .category-header h1 {
                font-size: 34px;
            }
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                width: calc(100% - 20px);
            }
            .site-nav {
                padding: 8px 14px;
                gap: 10px;
            }
            .nav-menu {
                display: none;
            }
            .nav-login-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .breadcrumb-wrapper {
                padding: 100px 0 16px;
            }
            .category-header {
                padding: 24px 0 20px;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .category-header-inner {
                flex-direction: column;
                gap: 16px;
            }
            .category-header-stats {
                width: 100%;
                justify-content: space-around;
                gap: 12px;
                padding: 16px;
            }
            .category-stat-number {
                font-size: 22px;
            }
            .filter-bar {
                top: 70px;
            }
            .filter-inner {
                gap: 6px;
            }
            .filter-pill {
                padding: 6px 12px;
                font-size: 12px;
            }
            .filter-sort {
                margin-left: 0;
                width: 100%;
            }
            .filter-sort select {
                width: 100%;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
                padding: 20px;
            }
            .news-item-date {
                min-width: auto;
            }
            .news-read-more {
                align-self: flex-start;
            }
            .news-item-title {
                font-size: 17px;
            }
            .deep-content-block {
                padding: 22px 20px;
            }
            .deep-content-block h3 {
                font-size: 20px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 16px;
            }
            .footer-inner {
                flex-direction: column;
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 12px;
            }
            .nav-logo-text {
                font-size: 15px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .category-stat-number {
                font-size: 18px;
            }
            .category-stat-label {
                font-size: 11px;
            }
            .news-item-title {
                font-size: 16px;
            }
            .news-item-summary {
                font-size: 14px;
            }
            .pagination-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 12px;
            }
            .cta-inner h2 {
                font-size: 22px;
            }
            .cta-btn {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --brand-red: #C8102E;
            --brand-red-deep: #A60F24;
            --brand-red-dark: #8A0C1E;
            --brand-black: #1A1A1A;
            --brand-black-soft: #222222;
            --brand-ink: #0F0F0F;
            --brand-cream: #F7F4EF;
            --brand-white: #FFFFFF;
            --brand-gold: #D4A373;
            --brand-gold-light: #E0A458;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #767676;
            --text-inverse: #F7F4EF;
            --border-light: rgba(0, 0, 0, 0.06);
            --border-medium: rgba(0, 0, 0, 0.12);
            --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 60px;
            --space-xxl: 80px;
            --space-xxxl: 100px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'SF Mono', 'Courier New', monospace;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.35s ease;
            --transition-slow: 0.5s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background-color: var(--brand-cream);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover { color: var(--brand-red); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--brand-red);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 1200px;
        }
        .site-nav {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 20px 8px 22px;
            height: 56px;
            transition: all var(--transition-medium);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            color: var(--brand-black);
        }
        .nav-logo:hover { color: var(--brand-black); }
        .nav-logo-icon {
            width: 30px;
            height: 30px;
            background: var(--brand-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 15px;
            flex-shrink: 0;
        }
        .nav-logo-text {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .nav-logo-text .accent { color: var(--brand-red); }
        .nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-menu li { display: flex; }
        .nav-menu li a {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.06);
        }
        .nav-menu li a.active {
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.1);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: none;
            background: rgba(0, 0, 0, 0.04);
            color: var(--text-secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .nav-search-btn:hover {
            background: rgba(0, 0, 0, 0.08);
            color: var(--brand-red);
        }
        .nav-login-btn {
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            border: none;
            background: var(--brand-red);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-login-btn:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 4px 16px rgba(200, 16, 46, 0.35);
        }
        .nav-hamburger {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-medium);
            background: transparent;
            color: var(--text-primary);
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: 62px;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: var(--shadow-lg);
            padding: 12px;
            flex-direction: column;
            gap: 4px;
        }
        .nav-mobile-menu a {
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }
        .nav-mobile-menu a:hover {
            background: rgba(200, 16, 46, 0.06);
            color: var(--brand-red);
        }
        .nav-mobile-menu a.active {
            background: rgba(200, 16, 46, 0.1);
            color: var(--brand-red);
            font-weight: 600;
        }

        /* ===== Hero 分类获客首屏 ===== */
        .category-hero {
            padding: 130px 0 60px;
            background: var(--brand-ink);
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 15, 15, 0.9) 0%, rgba(15, 15, 15, 0.65) 50%, rgba(200, 16, 46, 0.3) 100%);
        }
        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 48px;
            align-items: center;
        }
        .hero-text-content h1 {
            font-size: 42px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--brand-white);
            margin: 0 0 16px;
        }
        .hero-text-content h1 .highlight {
            color: var(--brand-gold-light);
        }
        .hero-pain-point {
            font-size: 20px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 24px;
            max-width: 560px;
        }
        .hero-mini-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .hero-mini-stats span {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-mini-stats i { color: var(--brand-gold-light); font-size: 12px; }
        .hero-form-card {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-lg);
        }
        .hero-form-card h2 {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 6px;
        }
        .hero-form-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 18px;
            line-height: 1.6;
        }
        .hero-form-card label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            display: block;
            margin-bottom: 4px;
        }
        .hero-form-card input {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-medium);
            background: var(--brand-cream);
            font-size: 14px;
            color: var(--text-primary);
            transition: border-color var(--transition-fast);
            margin-bottom: 12px;
        }
        .hero-form-card input:focus {
            border-color: var(--brand-red);
            outline: none;
        }
        .hero-form-btn {
            width: 100%;
            padding: 12px 16px;
            border: none;
            border-radius: var(--radius-md);
            background: var(--brand-red);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .hero-form-btn:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.35);
        }
        .hero-form-note {
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 10px;
            margin-bottom: 0;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            padding: 24px 0 10px;
            background: var(--brand-cream);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover { color: var(--brand-red); }
        .breadcrumb .separator { color: #bbb; font-size: 12px; }
        .breadcrumb .current { color: var(--text-primary); font-weight: 600; }

        /* ===== 分类标题区 ===== */
        .category-title-section {
            padding: 20px 0 30px;
            background: var(--brand-cream);
        }
        .category-title-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .category-title-row h1 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0;
        }
        .category-intro {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 10px 0 0;
        }
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .filter-tag {
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-medium);
            background: var(--brand-white);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .filter-tag:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }
        .filter-tag.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }

        /* ===== 大图卡片列表 ===== */
        .discussion-list-section {
            padding: 30px 0 60px;
            background: var(--brand-cream);
        }
        .card-grid-large {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .discussion-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            display: flex;
            flex-direction: column;
        }
        .discussion-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(200, 16, 46, 0.15);
        }
        .discussion-card-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .discussion-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .discussion-card:hover .discussion-card-image img {
            transform: scale(1.04);
        }
        .discussion-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.55));
            pointer-events: none;
        }
        .discussion-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: var(--brand-red);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
        }
        .discussion-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .discussion-card-body h3 {
            font-size: 19px;
            line-height: 1.45;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 8px;
        }
        .discussion-card-body .card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0 0 14px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
        }
        .card-meta-left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .card-meta-left span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .card-read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-red);
            display: flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }
        .card-read-more:hover { color: var(--brand-red-deep); gap: 7px; }

        /* ===== 卖点区块 ===== */
        .feature-section {
            padding: var(--space-xxl) 0;
            background: var(--brand-white);
        }
        .section-heading {
            max-width: 680px;
            margin-bottom: 40px;
        }
        .section-heading h2 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 10px;
        }
        .section-heading p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-secondary);
            margin: 0;
        }
        .feature-asymmetric {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 24px;
            align-items: stretch;
        }
        .feature-main-card {
            background: var(--brand-ink);
            border-radius: var(--radius-lg);
            padding: 36px;
            color: var(--text-inverse);
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .feature-main-card::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 260px;
            height: 260px;
            background: rgba(200, 16, 46, 0.3);
            border-radius: 50%;
            pointer-events: none;
        }
        .feature-main-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            position: relative;
            z-index: 2;
        }
        .feature-main-card p {
            font-size: 15px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 16px;
            position: relative;
            z-index: 2;
        }
        .feature-main-card .feature-stat-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .feature-main-card .feature-stat {
            display: flex;
            flex-direction: column;
        }
        .feature-main-card .feature-stat strong {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-gold-light);
            line-height: 1.2;
        }
        .feature-main-card .feature-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }
        .feature-side-cards {
            display: grid;
            grid-template-rows: 1fr 1fr;
            gap: 16px;
        }
        .feature-side-card {
            background: var(--brand-cream);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .feature-side-card:hover {
            box-shadow: var(--shadow-sm);
            border-color: rgba(200, 16, 46, 0.15);
        }
        .feature-side-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feature-side-card h4 i { color: var(--brand-red); font-size: 14px; }
        .feature-side-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== 场景区块 ===== */
        .scenario-section {
            padding: var(--space-xxl) 0;
            background: var(--brand-cream);
        }
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .scenario-item {
            background: var(--brand-white);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            text-align: left;
        }
        .scenario-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: rgba(200, 16, 46, 0.2);
            transform: translateY(-2px);
        }
        .scenario-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(200, 16, 46, 0.08);
            color: var(--brand-red);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            margin-bottom: 12px;
        }
        .scenario-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 6px;
        }
        .scenario-item p {
            font-size: 13px;
            line-height: 1.65;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== 流程区块 ===== */
        .process-section {
            padding: var(--space-xxl) 0;
            background: var(--brand-white);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        .process-step {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            position: relative;
            transition: all var(--transition-fast);
            counter-increment: step-counter;
        }
        .process-step:hover {
            box-shadow: var(--shadow-sm);
            border-color: rgba(200, 16, 46, 0.18);
        }
        .process-step::before {
            content: counter(step-counter);
            position: absolute;
            top: 18px;
            right: 20px;
            font-size: 40px;
            font-weight: 700;
            color: rgba(200, 16, 46, 0.1);
            line-height: 1;
        }
        .process-step h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 8px;
        }
        .process-step p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--space-xxl) 0;
            background: var(--brand-cream);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .faq-item {
            background: var(--brand-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-black);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover { color: var(--brand-red); }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 12px;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
        }
        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            color: var(--brand-red);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium);
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--space-xxl) 0;
            background: var(--brand-ink);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: rgba(200, 16, 46, 0.25);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .cta-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
        }
        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }
        .cta-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cta-btn {
            padding: 13px 26px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .cta-btn.primary {
            background: var(--brand-red);
            color: #fff;
        }
        .cta-btn.primary:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.4);
        }
        .cta-btn.secondary {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .cta-btn.secondary:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        /* ===== 分页 ===== */
        .pagination-section {
            padding: 0 0 60px;
            background: var(--brand-cream);
        }
        .pagination-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .pagination-btn {
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-medium);
            background: var(--brand-white);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
        }
        .pagination-btn:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.04);
        }
        .pagination-btn.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }
        .pagination-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 36px;
        }
        .footer-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }
        .footer-logo:hover { color: #fff; }
        .footer-logo-icon {
            width: 28px;
            height: 28px;
            background: var(--brand-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 14px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .footer-links li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer-links li a:hover { color: #fff; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 13px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr 320px;
                gap: 32px;
            }
            .hero-text-content h1 { font-size: 34px; }
            .scenario-grid { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: repeat(2, 1fr); }
            .card-grid-large { grid-template-columns: 1fr 1fr; gap: 18px; }
        }
        @media (max-width: 768px) {
            .site-header { top: 12px; width: calc(100% - 20px); }
            .site-nav { padding: 6px 12px; height: 50px; }
            .nav-menu { display: none; }
            .nav-hamburger { display: flex; }
            .nav-login-btn { display: none; }
            .nav-mobile-menu.open { display: flex; }
            .hero-grid { grid-template-columns: 1fr; gap: 24px; }
            .hero-text-content h1 { font-size: 28px; }
            .hero-pain-point { font-size: 17px; }
            .feature-asymmetric { grid-template-columns: 1fr; }
            .faq-grid { grid-template-columns: 1fr; }
            .category-title-row h1 { font-size: 26px; }
            .cta-inner { flex-direction: column; align-items: flex-start; }
            .card-grid-large { grid-template-columns: 1fr; gap: 16px; }
            .discussion-card-image { height: 180px; }
            .footer-inner { flex-direction: column; gap: 16px; }
            .footer-links { gap: 12px; }
        }
        @media (max-width: 520px) {
            .hero-text-content h1 { font-size: 24px; }
            .scenario-grid { grid-template-columns: 1fr; }
            .process-grid { grid-template-columns: 1fr; }
            .filter-bar { gap: 6px; }
            .filter-tag { padding: 6px 12px; font-size: 12px; }
            .section-heading h2 { font-size: 24px; }
            .feature-main-card { padding: 26px 22px; }
            .cta-text h2 { font-size: 22px; }
        }

/* roulang page: category4 */
:root {
            --brand-red: #C8102E;
            --brand-red-deep: #A60F24;
            --brand-red-dark: #8A0C1E;
            --brand-black: #1A1A1A;
            --brand-black-soft: #222222;
            --brand-ink: #0F0F0F;
            --brand-cream: #F7F4EF;
            --brand-white: #FFFFFF;
            --brand-gold: #D4A373;
            --brand-gold-light: #E0A458;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #767676;
            --text-inverse: #F7F4EF;
            --border-light: rgba(0, 0, 0, 0.06);
            --border-medium: rgba(0, 0, 0, 0.12);
            --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 60px;
            --space-xxl: 80px;
            --space-xxxl: 100px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'SF Mono', 'Courier New', monospace;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.35s ease;
            --transition-slow: 0.5s ease;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background-color: var(--brand-cream);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--brand-red);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1200px;
        }
        .site-nav {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 0, 0, 0.04);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .nav-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            font-weight: 700;
            font-size: 20px;
            color: var(--brand-black);
        }
        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand-red);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 800;
        }
        .nav-logo-text .accent {
            color: var(--brand-red);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.06);
        }
        .nav-menu li a.active {
            color: #fff;
            background: var(--brand-red);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(0, 0, 0, 0.04);
            border: none;
            border-radius: 50%;
            color: var(--text-secondary);
            cursor: pointer;
            font-size: 16px;
            transition: all var(--transition-fast);
        }
        .nav-search-btn:hover {
            background: rgba(200, 16, 46, 0.1);
            color: var(--brand-red);
        }
        .nav-login-btn {
            background: var(--brand-red);
            color: #fff;
            border: none;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-login-btn:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 4px 16px rgba(200, 16, 46, 0.35);
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-primary);
            cursor: pointer;
            padding: 4px;
        }
        .nav-mobile-menu {
            display: none;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            border-radius: var(--radius-md);
            padding: 16px;
            margin-top: 8px;
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            gap: 4px;
        }
        .nav-mobile-menu a {
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
        }
        .nav-mobile-menu a.active {
            background: var(--brand-red);
            color: #fff;
        }
        .nav-mobile-menu a:hover {
            background: rgba(200, 16, 46, 0.06);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-section {
            padding-top: 120px;
            padding-bottom: 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-red);
        }
        .breadcrumb-nav .separator {
            color: var(--border-medium);
        }
        .breadcrumb-nav .current {
            color: var(--brand-red);
            font-weight: 600;
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            background: var(--brand-ink);
            border-radius: var(--radius-xl);
            overflow: hidden;
            margin-top: var(--space-md);
            margin-bottom: var(--space-lg);
            padding: var(--space-xl) var(--space-lg);
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
            box-shadow: var(--shadow-lg);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 60%;
            height: 180%;
            background: radial-gradient(ellipse at center, rgba(200, 16, 46, 0.35), transparent 70%);
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 50%;
            height: 130%;
            background: radial-gradient(ellipse at center, rgba(212, 163, 115, 0.12), transparent 70%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(200, 16, 46, 0.2);
            color: #F5A3B0;
            border: 1px solid rgba(200, 16, 46, 0.35);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: var(--space-sm);
        }
        .hero-content h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            margin: 0 0 var(--space-sm);
            letter-spacing: -0.5px;
        }
        .hero-content h1 .highlight {
            color: var(--brand-gold-light);
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(247, 244, 239, 0.75);
            margin: 0 0 var(--space-md);
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
        }
        .hero-btn.primary {
            background: var(--brand-red);
            color: #fff;
        }
        .hero-btn.primary:hover {
            background: var(--brand-red-deep);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
            transform: translateY(-2px);
        }
        .hero-btn.secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
        }
        .hero-btn.secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.4);
        }
        .hero-panel {
            position: relative;
            z-index: 2;
            background: rgba(255, 255, 255, 0.04);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
        }
        .hero-panel-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 var(--space-md);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hero-panel-title i {
            color: var(--brand-gold-light);
        }
        .rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .rank-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: rgba(247, 244, 239, 0.85);
            font-size: 14px;
        }
        .rank-list li:last-child {
            border-bottom: none;
        }
        .rank-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: rgba(200, 16, 46, 0.3);
            color: #fff;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .rank-number.top1 {
            background: var(--brand-red);
        }
        .rank-number.top2 {
            background: rgba(212, 163, 115, 0.5);
        }
        .rank-number.top3 {
            background: rgba(212, 163, 115, 0.35);
        }

        /* ===== 筛选栏 ===== */
        .filter-bar {
            background: var(--brand-white);
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: var(--space-lg);
        }
        .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .filter-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-medium);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.04);
        }
        .filter-tag.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }
        .filter-sort {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .filter-sort select {
            border: 1px solid var(--border-medium);
            border-radius: var(--radius-pill);
            padding: 7px 14px;
            font-size: 13px;
            color: var(--text-secondary);
            background: var(--brand-white);
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }
        .filter-sort select:hover {
            border-color: var(--brand-red);
        }

        /* ===== 装备卡片网格 ===== */
        .gear-grid-section {
            margin-bottom: var(--space-xxl);
        }
        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: var(--space-lg);
        }
        .section-heading h2 {
            font-size: 32px;
            font-weight: 800;
            margin: 0;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 4px 0 0;
        }
        .section-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-red);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }
        .section-link:hover {
            color: var(--brand-red-deep);
            gap: 10px;
        }
        .gear-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }
        .gear-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            display: flex;
            flex-direction: column;
        }
        .gear-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(200, 16, 46, 0.15);
        }
        .gear-card-img {
            position: relative;
            aspect-ratio: 4/3;
            overflow: hidden;
        }
        .gear-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .gear-card:hover .gear-card-img img {
            transform: scale(1.05);
        }
        .gear-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(15, 15, 15, 0.8);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .gear-badge.hot {
            background: var(--brand-red);
        }
        .gear-card-body {
            padding: var(--space-md);
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .gear-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .gear-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .gear-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .gear-card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0 0 14px;
            flex: 1;
        }
        .gear-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .gear-score {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .gear-score .score-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--brand-red);
        }
        .gear-score .score-label {
            font-size: 12px;
            color: var(--text-muted);
        }
        .gear-card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-red);
            transition: all var(--transition-fast);
        }
        .gear-card-link:hover {
            color: var(--brand-red-deep);
            gap: 8px;
        }

        /* ===== 深度评测 ===== */
        .deep-review-section {
            background: var(--brand-black);
            border-radius: var(--radius-xl);
            padding: var(--space-xl) var(--space-lg);
            margin-bottom: var(--space-xxl);
            position: relative;
            overflow: hidden;
        }
        .deep-review-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 50%;
            height: 160%;
            background: radial-gradient(ellipse at center, rgba(200, 16, 46, 0.18), transparent 70%);
            pointer-events: none;
        }
        .deep-review-inner {
            position: relative;
            z-index: 2;
        }
        .deep-review-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 var(--space-sm);
            letter-spacing: -0.5px;
        }
        .deep-review-subtitle {
            font-size: 16px;
            color: rgba(247, 244, 239, 0.7);
            margin: 0 0 var(--space-lg);
            max-width: 640px;
        }
        .deep-review-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .deep-review-text {
            color: rgba(247, 244, 239, 0.82);
            font-size: 15px;
            line-height: 2;
        }
        .deep-review-text p {
            margin: 0 0 16px;
        }
        .deep-review-text blockquote {
            border-left: 3px solid var(--brand-red);
            padding-left: 20px;
            margin: 20px 0;
            color: var(--brand-gold-light);
            font-size: 16px;
            font-weight: 500;
            line-height: 1.9;
        }
        .deep-review-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .deep-review-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .deep-review-image figcaption {
            font-size: 12px;
            color: rgba(247, 244, 239, 0.5);
            padding: 10px 4px 0;
            text-align: center;
        }

        /* ===== 口碑榜 ===== */
        .reputation-section {
            margin-bottom: var(--space-xxl);
        }
        .reputation-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-md);
        }
        .reputation-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: flex-start;
            gap: 20px;
            transition: all var(--transition-medium);
        }
        .reputation-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: rgba(200, 16, 46, 0.12);
        }
        .reputation-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: rgba(200, 16, 46, 0.08);
            color: var(--brand-red);
            border-radius: var(--radius-md);
            font-size: 20px;
            flex-shrink: 0;
        }
        .reputation-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }
        .reputation-info p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            margin-bottom: var(--space-xxl);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--brand-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(200, 16, 46, 0.2);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 700;
            font-size: 16px;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--brand-red);
        }
        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-medium);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--brand-red);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium), padding var(--transition-medium);
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--brand-red);
            border-radius: var(--radius-xl);
            padding: var(--space-xl) var(--space-lg);
            margin-bottom: var(--space-xxl);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 50%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.15), transparent 70%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 var(--space-sm);
            letter-spacing: -0.5px;
            position: relative;
            z-index: 2;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 auto var(--space-lg);
            max-width: 560px;
            position: relative;
            z-index: 2;
        }
        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
        }
        .cta-btn.light {
            background: #fff;
            color: var(--brand-red);
        }
        .cta-btn.light:hover {
            background: var(--brand-cream);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
            transform: translateY(-2px);
        }
        .cta-btn.outline-light {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.4);
        }
        .cta-btn.outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.6);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-ink);
            color: rgba(247, 244, 239, 0.7);
            padding: var(--space-xl) 0 var(--space-md);
            border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        }
        .footer-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: var(--space-lg);
        }
        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
        }
        .footer-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand-red);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 800;
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li a {
            font-size: 14px;
            color: rgba(247, 244, 239, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-links li a:hover {
            color: var(--brand-gold-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: var(--space-md);
            font-size: 13px;
            text-align: center;
        }
        .footer-bottom p {
            color: rgba(247, 244, 239, 0.45);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-hero {
                grid-template-columns: 1fr;
                gap: 30px;
                padding: var(--space-lg);
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-review-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .reputation-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                width: calc(100% - 20px);
            }
            .site-nav {
                padding: 8px 14px;
            }
            .nav-menu {
                display: none;
            }
            .nav-hamburger {
                display: inline-flex;
            }
            .nav-actions .nav-search-btn {
                display: none;
            }
            .nav-mobile-menu.show {
                display: flex;
            }
            .breadcrumb-section {
                padding-top: 90px;
            }
            .category-hero {
                padding: var(--space-lg) var(--space-md);
                border-radius: var(--radius-lg);
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .filter-bar {
                border-radius: var(--radius-md);
                padding: 10px 14px;
            }
            .filter-tags {
                gap: 6px;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }
            .filter-tags::-webkit-scrollbar {
                display: none;
            }
            .filter-tag {
                padding: 5px 12px;
                font-size: 12px;
                flex-shrink: 0;
            }
            .section-heading h2 {
                font-size: 26px;
            }
            .gear-grid {
                grid-template-columns: 1fr;
            }
            .deep-review-section {
                padding: var(--space-lg) var(--space-md);
                border-radius: var(--radius-lg);
            }
            .deep-review-inner h2 {
                font-size: 26px;
            }
            .cta-section {
                padding: var(--space-lg) var(--space-md);
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 28px;
            }
            .footer-inner {
                flex-direction: column;
                gap: 20px;
            }
            .footer-links {
                gap: 12px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 12px;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .gear-card-body {
                padding: var(--space-sm);
            }
            .gear-card-body h3 {
                font-size: 16px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-btn {
                padding: 12px 24px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-red: #C8102E;
            --brand-red-deep: #A60F24;
            --brand-red-dark: #8A0C1E;
            --brand-black: #1A1A1A;
            --brand-black-soft: #222222;
            --brand-ink: #0F0F0F;
            --brand-cream: #F7F4EF;
            --brand-white: #FFFFFF;
            --brand-gold: #D4A373;
            --brand-gold-light: #E0A458;
            --text-primary: #1A1A1A;
            --text-secondary: #4A4A4A;
            --text-muted: #767676;
            --text-inverse: #F7F4EF;
            --border-light: rgba(0, 0, 0, 0.06);
            --border-medium: rgba(0, 0, 0, 0.12);
            --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 60px;
            --space-xxl: 80px;
            --space-xxxl: 100px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --font-mono: 'SF Mono', 'Courier New', monospace;
            --transition-fast: 0.25s ease;
            --transition-medium: 0.35s ease;
            --transition-slow: 0.5s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background-color: var(--brand-cream);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            padding-top: 100px;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-red);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--brand-red);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }
        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 1200px;
        }
        .site-nav {
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-pill);
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: var(--shadow-md);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--brand-black);
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }
        .nav-logo:hover {
            color: var(--brand-black);
        }
        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand-red);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0;
            flex-shrink: 0;
        }
        .nav-logo-text .accent {
            color: var(--brand-red);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            background: rgba(200, 16, 46, 0.06);
            color: var(--brand-red);
        }
        .nav-menu li a.active {
            background: var(--brand-red);
            color: #fff;
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            background: none;
            border: none;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .nav-search-btn:hover {
            background: rgba(0, 0, 0, 0.06);
            color: var(--brand-red);
        }
        .nav-login-btn {
            background: var(--brand-black);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-login-btn:hover {
            background: var(--brand-red);
            color: #fff;
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-primary);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
        }
        .nav-hamburger:hover {
            background: rgba(0, 0, 0, 0.05);
        }
        .nav-mobile-menu {
            display: none;
        }
        @media (max-width: 900px) {
            .nav-menu {
                display: none;
            }
            .nav-hamburger {
                display: inline-flex;
            }
            .nav-mobile-menu {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.95);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-radius: var(--radius-lg);
                padding: 16px;
                flex-direction: column;
                gap: 8px;
                border: 1px solid rgba(0, 0, 0, 0.06);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .nav-mobile-menu.open {
                display: flex;
            }
            .nav-mobile-menu a {
                padding: 12px 16px;
                border-radius: 10px;
                font-size: 15px;
                font-weight: 500;
                color: var(--text-primary);
                text-align: left;
            }
            .nav-mobile-menu a:hover {
                background: rgba(200, 16, 46, 0.06);
                color: var(--brand-red);
            }
            .nav-mobile-menu a.active {
                background: var(--brand-red);
                color: #fff;
            }
        }
        @media (max-width: 520px) {
            body {
                padding-top: 85px;
            }
            .site-header {
                top: 12px;
                width: calc(100% - 20px);
            }
            .site-nav {
                padding: 10px 16px;
                border-radius: 24px;
            }
            .nav-logo-text {
                font-size: 17px;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .nav-login-btn {
                padding: 8px 14px;
                font-size: 13px;
            }
            .nav-search-btn {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }
        /* ===== 面包屑 ===== */
        .breadcrumb-area {
            padding: var(--space-md) 0 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-red);
        }
        .breadcrumb-nav .separator {
            color: var(--border-medium);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--brand-red);
            font-weight: 600;
        }
        /* ===== 分类Hero ===== */
        .category-hero {
            padding: var(--space-lg) 0 var(--space-xl);
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border-light);
        }
        .category-hero-left {
            flex: 1;
            min-width: 260px;
            max-width: 720px;
        }
        .category-hero-left h1 {
            font-size: clamp(32px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--brand-black);
            margin: 0 0 var(--space-sm);
            letter-spacing: -0.5px;
        }
        .category-hero-left h1 .highlight {
            color: var(--brand-red);
        }
        .category-hero-left .subtitle {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-secondary);
            margin: 0;
            max-width: 640px;
        }
        .category-hero-right {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: flex-end;
        }
        .category-stat-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-black);
            color: var(--text-inverse);
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
        }
        .category-stat-badge i {
            color: var(--brand-gold-light);
        }
        .category-stat-badge span {
            color: var(--brand-gold-light);
            font-weight: 700;
            margin-left: 2px;
        }
        /* ===== 筛选栏 ===== */
        .filter-bar {
            padding: var(--space-md) 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .filter-tabs {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tab {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tab:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }
        .filter-tab.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }
        .filter-sort {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .filter-sort select {
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-primary);
            background: var(--brand-white);
            cursor: pointer;
        }
        /* ===== 内容列表：两列文字+缩略图 ===== */
        .culture-list-section {
            padding: var(--space-lg) 0;
        }
        .section-heading {
            margin-bottom: var(--space-md);
        }
        .section-heading h2 {
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 800;
            color: var(--brand-black);
            margin: 0 0 6px;
            letter-spacing: -0.3px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 0;
        }
        .culture-grid-two-col {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .culture-card {
            display: flex;
            gap: 16px;
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: 16px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-medium);
            cursor: pointer;
            align-items: flex-start;
        }
        .culture-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(200, 16, 46, 0.15);
        }
        .culture-card-thumb {
            flex-shrink: 0;
            width: 128px;
            height: 96px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #f0ece6;
        }
        .culture-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .culture-card-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .culture-card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }
        .culture-tag {
            display: inline-flex;
            align-items: center;
            padding: 2px 10px;
            font-size: 11px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: rgba(200, 16, 46, 0.07);
            color: var(--brand-red);
            letter-spacing: 0.3px;
        }
        .culture-tag.gold {
            background: rgba(212, 163, 115, 0.15);
            color: #9a6b3f;
        }
        .culture-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 6px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .culture-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .culture-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
        }
        .culture-card-meta .meta-left {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .culture-card-meta i {
            font-size: 12px;
            margin-right: 3px;
            color: var(--brand-gold-light);
        }
        /* ===== 热门话题横向滚动 ===== */
        .hot-topics-section {
            padding: var(--space-lg) 0;
            background: var(--brand-black);
            border-radius: var(--radius-xl);
            margin-bottom: var(--space-lg);
            overflow: hidden;
        }
        .hot-topics-inner {
            padding: var(--space-lg) var(--space-md);
        }
        .hot-topics-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: var(--space-md);
            flex-wrap: wrap;
            gap: 12px;
        }
        .hot-topics-head h2 {
            color: #fff;
            font-size: clamp(22px, 3vw, 30px);
            font-weight: 800;
            margin: 0;
        }
        .hot-topics-head .hot-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-red);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
        }
        .hot-topics-row {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
        }
        .hot-topics-row::-webkit-scrollbar {
            height: 4px;
        }
        .hot-topics-row::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.25);
            border-radius: 4px;
        }
        .hot-topic-chip {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-pill);
            color: var(--text-inverse);
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .hot-topic-chip:hover {
            background: rgba(200, 16, 46, 0.35);
            border-color: rgba(200, 16, 46, 0.5);
            color: #fff;
        }
        .hot-topic-chip i {
            font-size: 13px;
            color: var(--brand-gold-light);
        }
        /* ===== 深度文化板块 ===== */
        .culture-deep-section {
            padding: var(--space-lg) 0;
        }
        .culture-deep-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 24px;
            align-items: start;
        }
        .culture-deep-main {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .culture-deep-main h2 {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 800;
            color: var(--brand-black);
            margin: 0 0 14px;
            letter-spacing: -0.3px;
            line-height: 1.4;
        }
        .culture-deep-main p {
            font-size: 15px;
            line-height: 2.0;
            color: var(--text-secondary);
            margin: 0 0 14px;
        }
        .culture-deep-main p:last-child {
            margin-bottom: 0;
        }
        .culture-deep-main blockquote {
            margin: 18px 0;
            padding: 16px 20px;
            border-left: 4px solid var(--brand-red);
            background: rgba(200, 16, 46, 0.04);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-secondary);
            font-style: italic;
            line-height: 1.9;
        }
        .culture-deep-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .culture-side-card {
            background: var(--brand-white);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .culture-side-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .culture-side-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-black);
            margin: 0 0 8px;
        }
        .culture-side-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
        }
        .culture-side-card .side-card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-red);
        }
        .culture-side-card .side-card-link i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .culture-side-card .side-card-link:hover i {
            transform: translateX(4px);
        }
        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--space-lg) 0;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
            margin-top: var(--space-md);
        }
        .faq-item {
            background: var(--brand-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            text-align: left;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--brand-red);
            background: rgba(200, 16, 46, 0.03);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--brand-red);
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-medium);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        /* ===== CTA ===== */
        .cta-section {
            padding: var(--space-xl) 0;
        }
        .cta-banner {
            background: var(--brand-red);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-banner h2 {
            color: #fff;
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 800;
            margin: 0 0 8px;
            letter-spacing: -0.3px;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            margin: 0;
            max-width: 500px;
            line-height: 1.8;
        }
        .cta-banner-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-btn.light {
            background: #fff;
            color: var(--brand-red);
        }
        .cta-btn.light:hover {
            background: var(--brand-black);
            color: #fff;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
        }
        .cta-btn.dark {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
        .cta-btn.dark:hover {
            background: rgba(255, 255, 255, 0.25);
        }
        /* ===== 分页 ===== */
        .pagination-area {
            padding: var(--space-sm) 0 var(--space-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--brand-white);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .page-btn:hover {
            border-color: var(--brand-red);
            color: var(--brand-red);
        }
        .page-btn.active {
            background: var(--brand-red);
            color: #fff;
            border-color: var(--brand-red);
            font-weight: 600;
        }
        .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-ink);
            padding: var(--space-xl) 0 24px;
            margin-top: var(--space-xl);
        }
        .footer-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
        }
        .footer-logo:hover {
            color: var(--brand-gold-light);
        }
        .footer-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--brand-red);
            color: #fff;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 800;
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .footer-links li a {
            display: inline-flex;
            padding: 6px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .footer-links li a:hover {
            color: var(--brand-gold-light);
            background: rgba(255, 255, 255, 0.05);
        }
        .footer-bottom {
            padding-top: var(--space-md);
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: 12px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .culture-grid-two-col {
                grid-template-columns: 1fr;
            }
            .culture-deep-grid {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .category-hero {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-hero-right {
                align-items: flex-start;
            }
            .cta-banner {
                padding: 32px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-banner-actions {
                flex-wrap: wrap;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .culture-card {
                flex-direction: column;
                padding: 12px;
            }
            .culture-card-thumb {
                width: 100%;
                height: 160px;
            }
            .culture-deep-main {
                padding: 18px;
            }
            .hot-topics-inner {
                padding: 20px 16px;
            }
            .cta-banner {
                border-radius: var(--radius-lg);
            }
            .page-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 13px;
            }
            .site-footer {
                padding: var(--space-lg) 0 20px;
            }
            .footer-links li a {
                padding: 5px 10px;
                font-size: 12px;
            }
        }
        /* ===== 动画 ===== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.6s ease forwards;
        }
        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }

/* roulang page: category5 */
:root {
        --brand-red: #C8102E;
        --brand-red-deep: #A60F24;
        --brand-red-dark: #8A0C1E;
        --brand-black: #1A1A1A;
        --brand-black-soft: #222222;
        --brand-ink: #0F0F0F;
        --brand-cream: #F7F4EF;
        --brand-white: #FFFFFF;
        --brand-gold: #D4A373;
        --brand-gold-light: #E0A458;
        --text-primary: #1A1A1A;
        --text-secondary: #4A4A4A;
        --text-muted: #767676;
        --text-inverse: #F7F4EF;
        --border-light: rgba(0, 0, 0, 0.06);
        --border-medium: rgba(0, 0, 0, 0.12);
        --shadow-sm: 0 0 20px rgba(0, 0, 0, 0.04);
        --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
        --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-xl: 24px;
        --radius-pill: 999px;
        --space-xs: 8px;
        --space-sm: 16px;
        --space-md: 24px;
        --space-lg: 40px;
        --space-xl: 60px;
        --space-xxl: 80px;
        --space-xxxl: 100px;
        --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
        --font-mono: 'SF Mono', 'Courier New', monospace;
        --transition-fast: 0.25s ease;
        --transition-medium: 0.35s ease;
        --transition-slow: 0.5s ease;
    }
    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    body {
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.85;
        color: var(--text-primary);
        background-color: var(--brand-cream);
        margin: 0;
        padding: 0;
        overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
    a:hover { color: var(--brand-red); }
    img { max-width: 100%; height: auto; display: block; }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    button:focus, a:focus, input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-red); outline-offset: 2px; }
    .container-custom { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-md); }

    /* 导航 */
    .site-header { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); z-index: 1000; width: calc(100% - 40px); max-width: 1200px; }
    .site-nav { background: rgba(255, 255, 255, 0.88); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-radius: var(--radius-pill); box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06); border: 1px solid rgba(255, 255, 255, 0.5); padding: 8px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; transition: all var(--transition-fast); }
    .nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text-primary); letter-spacing: 0.5px; }
    .nav-logo-icon { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; background: var(--brand-red); color: #fff; border-radius: 50%; font-weight: 700; font-size: 16px; }
    .nav-logo-text .accent { color: var(--brand-red); }
    .nav-menu { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
    .nav-menu li a { display: inline-block; padding: 8px 14px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 500; color: var(--text-secondary); transition: all var(--transition-fast); }
    .nav-menu li a:hover { color: var(--brand-red); background: rgba(200, 16, 46, 0.06); }
    .nav-menu li a.active { color: #fff; background: var(--brand-red); }
    .nav-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
    .nav-search-btn { background: none; border: none; width: 36px; height: 36px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; color: var(--text-secondary); cursor: pointer; transition: all var(--transition-fast); }
    .nav-search-btn:hover { background: rgba(0,0,0,0.05); color: var(--brand-red); }
    .nav-login-btn { background: var(--brand-black); color: #fff; border: none; padding: 9px 18px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 600; cursor: pointer; transition: all var(--transition-fast); white-space: nowrap; }
    .nav-login-btn:hover { background: var(--brand-red); }
    .nav-hamburger { display: none; background: none; border: none; width: 40px; height: 40px; border-radius: 50%; align-items: center; justify-content: center; font-size: 18px; color: var(--text-primary); cursor: pointer; transition: background var(--transition-fast); }
    .nav-hamburger:hover { background: rgba(0,0,0,0.05); }
    .nav-mobile-menu { display: none; position: absolute; top: calc(100% + 10px); left: 0; right: 0; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 20px; flex-direction: column; gap: 6px; }
    .nav-mobile-menu a { display: block; padding: 10px 16px; border-radius: var(--radius-sm); font-size: 15px; font-weight: 500; color: var(--text-primary); }
    .nav-mobile-menu a.active { color: var(--brand-red); background: rgba(200,16,46,0.06); }

    /* 面包屑 */
    .breadcrumb-section { padding-top: 140px; padding-bottom: 20px; background: var(--brand-cream); }
    .breadcrumb-nav { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-muted); flex-wrap: wrap; }
    .breadcrumb-nav a { color: var(--text-muted); }
    .breadcrumb-nav a:hover { color: var(--brand-red); }
    .breadcrumb-nav .sep { color: var(--brand-gold); }
    .breadcrumb-nav .current { color: var(--brand-red); font-weight: 600; }

    /* Hero */
    .page-hero { position: relative; background: var(--brand-ink); color: var(--text-inverse); padding: 80px 0 100px; overflow: hidden; }
    .page-hero::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.webp'); background-size: cover; background-position: center; opacity: 0.28; z-index: 0; }
    .page-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15,15,15,0.9) 0%, rgba(15,15,15,0.5) 60%, rgba(200,16,46,0.25) 100%); z-index: 1; }
    .page-hero-content { position: relative; z-index: 2; max-width: 800px; }
    .page-hero-label { display: inline-block; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); padding: 6px 16px; border-radius: var(--radius-pill); font-size: 13px; letter-spacing: 1px; color: var(--brand-gold-light); margin-bottom: 20px; }
    .page-hero h1 { font-size: 48px; line-height: 1.2; font-weight: 800; margin: 0 0 20px; color: #fff; letter-spacing: -0.5px; }
    .page-hero p { font-size: 18px; line-height: 1.9; color: rgba(247,244,239,0.85); margin: 0 0 30px; max-width: 680px; }
    .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: var(--radius-pill); font-size: 15px; font-weight: 600; cursor: pointer; transition: all var(--transition-fast); border: none; }
    .btn-primary { background: var(--brand-red); color: #fff; }
    .btn-primary:hover { background: var(--brand-red-deep); box-shadow: 0 8px 24px rgba(200,16,46,0.35); color: #fff; }
    .btn-outline-light { background: transparent; border: 1px solid rgba(255,255,255,0.3); color: #fff; }
    .btn-outline-light:hover { background: rgba(255,255,255,0.1); color: #fff; }
    .btn-dark { background: var(--brand-black); color: #fff; }
    .btn-dark:hover { background: var(--brand-ink); color: #fff; }
    .hero-stats { display: flex; gap: 30px; margin-top: 36px; flex-wrap: wrap; }
    .hero-stat { display: flex; flex-direction: column; }
    .hero-stat .num { font-size: 32px; font-weight: 800; color: var(--brand-gold-light); letter-spacing: 0.5px; }
    .hero-stat .label { font-size: 13px; color: rgba(247,244,239,0.7); margin-top: 4px; }

    /* 通用 section */
    .section { padding: var(--space-xxl) 0; }
    .section-title { font-size: 34px; font-weight: 800; line-height: 1.25; letter-spacing: -0.3px; margin-bottom: 14px; color: var(--text-primary); }
    .section-subtitle { font-size: 17px; color: var(--text-muted); line-height: 1.8; margin-bottom: 40px; max-width: 720px; }

    /* 数据服务卡片 */
    .data-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .data-card { background: var(--brand-white); border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 30px 28px; box-shadow: var(--shadow-sm); transition: all var(--transition-medium); position: relative; overflow: hidden; }
    .data-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: rgba(200,16,46,0.15); }
    .data-card .card-icon { width: 46px; height: 46px; border-radius: 12px; background: rgba(200,16,46,0.08); display: flex; align-items: center; justify-content: center; color: var(--brand-red); font-size: 20px; margin-bottom: 18px; }
    .data-card h3 { font-size: 20px; font-weight: 700; margin: 0 0 12px; color: var(--text-primary); }
    .data-card p { font-size: 15px; line-height: 1.75; color: var(--text-secondary); margin: 0; }

    /* 表格 */
    .table-wrap { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); background: var(--brand-white); }
    .custom-table { width: 100%; border-collapse: collapse; min-width: 680px; }
    .custom-table thead th { background: var(--brand-black); color: #fff; padding: 16px 20px; font-size: 14px; font-weight: 600; text-align: left; white-space: nowrap; }
    .custom-table tbody td { padding: 16px 20px; font-size: 15px; color: var(--text-secondary); border-bottom: 1px solid var(--border-light); vertical-align: top; }
    .custom-table tbody tr:last-child td { border-bottom: none; }
    .custom-table tbody tr:hover { background: rgba(200,16,46,0.03); }
    .badge { display: inline-block; padding: 4px 12px; border-radius: var(--radius-pill); font-size: 12px; font-weight: 600; }
    .badge-red { background: rgba(200,16,46,0.1); color: var(--brand-red); }
    .badge-gold { background: rgba(212,163,115,0.15); color: #8a6a3b; }
    .badge-dark { background: rgba(0,0,0,0.06); color: var(--text-secondary); }

    /* 步骤流程 */
    .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .step-item { background: var(--brand-white); border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 28px 24px; position: relative; transition: all var(--transition-fast); }
    .step-item:hover { box-shadow: var(--shadow-md); }
    .step-num { width: 36px; height: 36px; background: var(--brand-red); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; margin-bottom: 16px; }
    .step-item h4 { font-size: 18px; font-weight: 700; margin: 0 0 10px; }
    .step-item p { font-size: 14px; line-height: 1.7; color: var(--text-secondary); margin: 0; }

    /* FAQ */
    .faq-list { max-width: 900px; margin: 0 auto; }
    .faq-item { background: var(--brand-white); border: 1px solid var(--border-light); border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden; transition: box-shadow var(--transition-fast); }
    .faq-item.active { box-shadow: var(--shadow-sm); }
    .faq-question { width: 100%; background: none; border: none; text-align: left; padding: 18px 24px; font-size: 16px; font-weight: 600; color: var(--text-primary); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; transition: color var(--transition-fast); }
    .faq-question:hover { color: var(--brand-red); }
    .faq-question .faq-icon { color: var(--brand-gold); font-size: 14px; transition: transform var(--transition-fast); flex-shrink: 0; }
    .faq-item.active .faq-question .faq-icon { transform: rotate(180deg); }
    .faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-medium); }
    .faq-answer-inner { padding: 0 24px 20px; font-size: 15px; line-height: 1.8; color: var(--text-secondary); }

    /* CTA */
    .cta-section { background: var(--brand-red); color: #fff; padding: var(--space-xl) 0; border-radius: 0; }
    .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
    .cta-text h2 { font-size: 32px; font-weight: 800; color: #fff; margin: 0 0 10px; }
    .cta-text p { font-size: 16px; color: rgba(255,255,255,0.85); margin: 0; }
    .cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
    .btn-cta-light { background: #fff; color: var(--brand-red); }
    .btn-cta-light:hover { background: rgba(255,255,255,0.9); }
    .btn-cta-outline { background: transparent; border: 1px solid rgba(255,255,255,0.5); color: #fff; }
    .btn-cta-outline:hover { background: rgba(255,255,255,0.1); }

    /* 页脚 */
    .site-footer { background: var(--brand-black); color: rgba(247,244,239,0.8); padding: 50px 0 30px; }
    .footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
    .footer-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; }
    .footer-logo-icon { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; background: var(--brand-red); color: #fff; border-radius: 50%; font-weight: 700; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 12px 20px; list-style: none; margin: 0; padding: 0; }
    .footer-links a { color: rgba(247,244,239,0.7); font-size: 14px; }
    .footer-links a:hover { color: var(--brand-gold-light); }
    .footer-bottom { margin-top: 30px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 13px; color: rgba(247,244,239,0.5); }

    /* 响应式 */
    @media (max-width: 1024px) {
        .page-hero h1 { font-size: 40px; }
        .section-title { font-size: 30px; }
        .data-grid { grid-template-columns: repeat(2, 1fr); }
        .steps-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
        .site-header { top: 12px; width: calc(100% - 24px); }
        .site-nav { padding: 8px 14px; border-radius: 30px; }
        .nav-menu, .nav-actions .nav-login-btn { display: none; }
        .nav-hamburger { display: flex; }
        .nav-mobile-menu.show { display: flex; }
        .page-hero { padding: 60px 0 80px; }
        .page-hero h1 { font-size: 32px; }
        .hero-stats { gap: 16px; }
        .hero-stat .num { font-size: 22px; }
        .data-grid { grid-template-columns: 1fr; }
        .steps-grid { grid-template-columns: 1fr; }
        .cta-inner { flex-direction: column; align-items: flex-start; }
        .breadcrumb-section { padding-top: 110px; }
        .section { padding: 50px 0; }
    }
    @media (max-width: 520px) {
        .page-hero h1 { font-size: 28px; }
        .section-title { font-size: 26px; }
        .btn { padding: 12px 20px; font-size: 14px; }
        .footer-inner { flex-direction: column; }
    }