/* roulang page: index */
:root {
            --primary: #1F4E79;
            --primary-dark: #163A5C;
            --primary-light: #EAF2F8;
            --accent: #C9A86A;
            --accent-gold: #D4AF37;
            --bg: #F5F8FB;
            --bg-alt: #F7FAFC;
            --text: #2B3A4A;
            --text-muted: #6B7A90;
            --border: #E1E8F0;
            --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
            --shadow: 0 8px 24px rgba(15,35,55,0.08);
            --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
            --font-serif: 'Noto Serif CJK SC',serif;
            --transition: all .3s cubic-bezier(.25,.46,.45,.94);
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
        }

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

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

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

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255,255,255,0.96);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 12px rgba(15,35,55,0.06);
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }

        .logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-sans);
            letter-spacing: -0.02em;
        }

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

        .main-nav li {
            position: relative;
        }

        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }

        .main-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff !important;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }

        /* ===== 移动端底部Tab ===== */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 20px rgba(15,35,55,0.1);
            padding-bottom: env(safe-area-inset-bottom, 0);
        }

        .bottom-tab-bar .tab-list {
            display: flex;
            list-style: none;
            justify-content: space-around;
            align-items: center;
            height: 58px;
            padding: 0 6px;
        }

        .bottom-tab-bar .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 500;
            transition: var(--transition);
            padding: 4px 8px;
            border-radius: 8px;
            min-width: 56px;
            text-align: center;
        }

        .bottom-tab-bar .tab-list a i {
            font-size: 18px;
            margin-bottom: 1px;
        }

        .bottom-tab-bar .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .bottom-tab-bar .tab-list a.active i {
            color: var(--primary);
            transform: scale(1.1);
        }

        .bottom-tab-bar .tab-list a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

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

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(245,248,251,0.25) 0%, rgba(245,248,251,0.72) 55%, rgba(245,248,251,0.95) 100%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 75% 45%, rgba(201,168,106,0.18) 0%, transparent 55%);
            z-index: 1;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hero-content {
            flex: 1 1 55%;
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.8);
            border: 1px solid var(--accent);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .hero-badge i {
            color: var(--accent);
            font-size: 12px;
        }

        .hero h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.25;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
            margin-bottom: 20px;
        }

        .hero-subtitle {
            font-size: 16.5px;
            line-height: 1.75;
            color: var(--text);
            margin-bottom: 32px;
            max-width: 560px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-align: center;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(201,168,106,0.4);
        }

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

        .btn-secondary:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(31,78,121,0.18);
        }

        .btn-outline-light {
            background: rgba(255,255,255,0.85);
            color: var(--primary);
            border: 1px solid var(--border);
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }

        .hero-data-card {
            flex: 0 0 340px;
            background: rgba(255,255,255,0.92);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-hover);
            border-top: 4px solid var(--accent);
        }

        .hero-data-card .stat-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .hero-data-card .stat-row:last-child {
            border-bottom: none;
        }

        .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        .hero-scroll-hint {
            position: absolute;
            bottom: 28px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 3;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-muted);
            font-size: 13px;
            animation: bounceDown 2s infinite;
        }

        .hero-scroll-hint i {
            font-size: 16px;
        }

        @keyframes bounceDown {
            0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.7; }
            50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
        }

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

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

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

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 600;
            color: var(--primary);
            line-height: 1.3;
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 15.5px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.75;
        }

        /* ===== 目标进度 / 优势数据 ===== */
        .progress-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border-top: 3px solid transparent;
        }

        .metric-card:hover {
            border-top-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .metric-card .metric-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .metric-card .metric-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .metric-card .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .progress-bar-wrap {
            height: 6px;
            background: var(--bg);
            border-radius: 3px;
            overflow: hidden;
            margin-top: 8px;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 3px;
            transition: width 1s ease;
        }

        /* ===== 服务区块 ===== */
        .services-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .service-card-large {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .service-card-large .cover-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: var(--transition);
        }

        .service-card-large:hover .cover-img {
            transform: scale(1.03);
        }

        .service-card-large .card-body {
            padding: 24px;
            flex: 1;
        }

        .service-cards-small {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .service-card-small {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border-left: 3px solid var(--accent);
            flex: 1;
        }

        .service-card-small:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-left-color: var(--primary);
        }

        .service-card-small .card-icon {
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .service-card-small h4 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .service-card-small p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ===== 档位回报 / 优惠阶梯 ===== */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .tier-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .tier-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--border);
            transition: var(--transition);
        }

        .tier-card:hover::before {
            background: var(--accent);
            height: 6px;
        }

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

        .tier-card.featured {
            border-color: var(--accent);
            border-width: 2px;
            box-shadow: 0 12px 32px rgba(201,168,106,0.18);
        }

        .tier-card.featured::before {
            background: var(--accent);
            height: 5px;
        }

        .tier-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .tier-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .tier-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.6;
            min-height: 44px;
        }

        .tier-perks {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
        }

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

        .tier-perks li i {
            color: var(--accent);
            font-size: 12px;
        }

        .tier-btn {
            width: 100%;
            padding: 12px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            display: block;
        }

        .tier-btn:hover {
            background: var(--accent);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }

        .tier-btn.outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .tier-btn.outline:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: none;
        }

        /* ===== 支持者墙 / 用户评价 ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .testimonial-header {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

        .testimonial-info .name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
        }

        .testimonial-info .role {
            font-size: 13px;
            color: var(--text-muted);
        }

        .testimonial-text {
            font-size: 14.5px;
            color: var(--text);
            line-height: 1.7;
            flex: 1;
        }

        .testimonial-stars {
            color: var(--accent);
            font-size: 13px;
            letter-spacing: 2px;
        }

        /* ===== 案例区块 ===== */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .case-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            min-height: 280px;
            display: flex;
            align-items: flex-end;
        }

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

        .case-card .case-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .case-card:hover .case-bg {
            transform: scale(1.05);
        }

        .case-overlay {
            position: relative;
            z-index: 2;
            padding: 28px 24px;
            width: 100%;
            background: linear-gradient(180deg, transparent 20%, rgba(22,43,64,0.82) 80%, rgba(22,43,64,0.95) 100%);
            color: #fff;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }

        .case-overlay .case-tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 10px;
            letter-spacing: 0.05em;
        }

        .case-overlay h4 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .case-overlay p {
            font-size: 14px;
            color: rgba(255,255,255,0.8);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== 方案 / 步骤线 ===== */
        .steps-line {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
        }

        .steps-line::before {
            content: '';
            position: absolute;
            left: 24px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border);
            z-index: 0;
        }

        .step-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            position: relative;
            z-index: 1;
        }

        .step-number {
            flex: 0 0 48px;
            height: 48px;
            background: #fff;
            border: 2px solid var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            z-index: 2;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .step-item:hover .step-number {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: scale(1.08);
        }

        .step-content {
            flex: 1;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .step-content h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .step-content p {
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== 排行列表 ===== */
        .rank-list {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

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

        .rank-item:hover {
            background: var(--primary-light);
        }

        .rank-number {
            flex: 0 0 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
        }

        .rank-number.top {
            background: var(--accent);
        }

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

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

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

        .rank-stat {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
        }

        .rank-stat i {
            color: var(--accent);
            margin-right: 4px;
            font-size: 13px;
        }

        /* ===== 资讯动态 ===== */
        .news-layout {
            display: flex;
            gap: 32px;
            align-items: flex-start;
        }

        .news-main {
            flex: 1;
        }

        .news-list {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 20px 22px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            align-items: flex-start;
        }

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

        .news-item:hover {
            background: var(--primary-light);
        }

        .news-item .news-date {
            flex: 0 0 56px;
            text-align: center;
            padding-top: 2px;
        }

        .news-item .news-date .day {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

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

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

        .news-item .news-content h5 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
            transition: var(--transition);
        }

        .news-item:hover .news-content h5 {
            color: var(--primary);
        }

        .news-item .news-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        .news-sidebar {
            flex: 0 0 300px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-ad-card {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 24px;
            color: #fff;
            text-align: center;
            box-shadow: var(--shadow);
        }

        .news-ad-card h5 {
            color: #fff;
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .news-ad-card p {
            color: rgba(255,255,255,0.8);
            font-size: 14px;
            margin-bottom: 16px;
        }

        /* ===== 平台保障 ===== */
        .badge-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .badge-item {
            background: #fff;
            border-radius: var(--radius);
            padding: 20px 18px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

        .badge-item .badge-icon {
            font-size: 22px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .badge-item .badge-text .badge-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
        }

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

        /* ===== 价格对比 ===== */
        .compare-table-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            padding: 28px 24px;
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14.5px;
        }

        .compare-table th {
            text-align: left;
            padding: 14px 16px;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 2px solid var(--border);
            font-size: 15px;
        }

        .compare-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .highlight-col {
            background: var(--primary-light);
            border-left: 3px solid var(--accent);
        }

        .compare-table .check {
            color: #2E7D32;
            font-weight: 600;
        }

        .compare-table .x-mark {
            color: #C62828;
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            border-left: 5px solid var(--accent);
        }

        .brand-intro h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }

        .brand-intro p {
            font-size: 15.5px;
            line-height: 1.85;
            color: var(--text);
            margin-bottom: 14px;
        }

        .brand-intro p:last-child {
            margin-bottom: 0;
        }

        /* ===== 合作伙伴 ===== */
        .partner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .partner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            cursor: default;
        }

        .partner-tag:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
            transform: translateY(-1px);
        }

        .partner-tag i {
            color: var(--accent);
            font-size: 12px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
        }

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

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            border-radius: 6px;
            color: var(--primary);
            font-size: 14px;
            transition: var(--transition);
            font-style: normal;
        }

        .faq-item.open .faq-icon {
            transform: rotate(90deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease, padding .4s ease;
            padding: 0 24px;
            background: #F8FAFC;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 24px 20px;
        }

        .faq-answer p {
            font-size: 14.5px;
            color: var(--text);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== 联系/CTA ===== */
        .contact-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            color: #fff;
            box-shadow: var(--shadow-hover);
        }

        .contact-layout {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }

        .contact-info {
            flex: 1;
            min-width: 280px;
        }

        .contact-info h3 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }

        .contact-info p {
            color: rgba(255,255,255,0.85);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .contact-detail {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            color: rgba(255,255,255,0.9);
            font-size: 14.5px;
        }

        .contact-detail i {
            color: var(--accent);
            font-size: 18px;
            width: 24px;
            text-align: center;
        }

        .contact-form-wrap {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.1);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid rgba(255,255,255,0.15);
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255,255,255,0.9);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.25);
            background: rgba(255,255,255,0.92);
            color: var(--text);
            font-size: 14.5px;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201,168,106,0.25);
            outline: none;
        }

        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }

        .btn-submit {
            width: 100%;
            padding: 14px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-submit:hover {
            background: var(--accent-gold);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201,168,106,0.4);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #162B40;
            color: rgba(255,255,255,0.8);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-serif);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            line-height: 1.7;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.55);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.7);
        }

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

        .footer-bottom .footer-links {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 72px;
            }

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

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

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

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

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

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

            .news-layout {
                flex-direction: column;
            }

            .news-sidebar {
                flex: 1;
                width: 100%;
                flex-direction: row;
            }

            .news-ad-card {
                flex: 1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 56px;
            }

            .site-header .container {
                height: 60px;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                gap: 0;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav li {
                width: 100%;
            }

            .main-nav a {
                padding: 12px 16px;
                display: block;
                border-radius: 8px;
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav a.active {
                background: var(--primary-light);
            }

            .nav-cta {
                display: flex;
                justify-content: center;
                margin-top: 8px;
            }

            .hamburger {
                display: block;
            }

            .bottom-tab-bar {
                display: block;
            }

            body {
                padding-bottom: 64px;
            }

            .hero {
                padding: 90px 0 60px;
                min-height: auto;
            }

            .hero .container {
                flex-direction: column;
                gap: 28px;
            }

            .hero-content {
                max-width: 100%;
                text-align: center;
            }

            .hero-subtitle {
                margin: 0 auto 24px;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-data-card {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }

            .hero-scroll-hint {
                display: none;
            }

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

            .section-desc {
                margin: 0 auto;
            }

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

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

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

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

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

            .compare-table-wrap {
                overflow-x: auto;
                padding: 16px;
            }

            .compare-table {
                font-size: 13px;
                min-width: 560px;
            }

            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
            }

            .contact-section {
                padding: 32px 20px;
            }

            .contact-layout {
                flex-direction: column;
            }

            .brand-intro {
                padding: 28px 20px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --section-gap: 48px;
            }

            .container {
                padding: 0 16px;
            }

            .hero h1 {
                font-size: 28px;
                letter-spacing: 0.02em;
            }

            .hero-subtitle {
                font-size: 14.5px;
                line-height: 1.65;
            }

            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }

            .hero-actions {
                gap: 10px;
                flex-wrap: wrap;
                justify-content: center;
            }

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

            .metric-card .metric-value {
                font-size: 28px;
            }

            .news-item {
                flex-direction: column;
                gap: 8px;
                padding: 16px;
            }

            .news-item .news-date {
                flex: 0 0 auto;
                text-align: left;
                display: flex;
                align-items: baseline;
                gap: 6px;
            }

            .news-item .news-date .day {
                font-size: 18px;
            }

            .rank-item {
                padding: 12px 14px;
                gap: 10px;
            }

            .rank-number {
                flex: 0 0 30px;
                height: 30px;
                font-size: 13px;
            }

            .step-item {
                gap: 12px;
            }

            .step-number {
                flex: 0 0 36px;
                height: 36px;
                font-size: 14px;
            }

            .step-content {
                padding: 16px;
            }

            .tier-card {
                padding: 22px 16px;
            }

            .testimonial-card {
                padding: 18px 16px;
            }

            .faq-question {
                padding: 15px 18px;
                font-size: 15px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1F4E79;
            --primary-dark: #163A5C;
            --primary-light: #EAF2F8;
            --accent: #C9A86A;
            --accent-gold: #D4AF37;
            --bg: #F5F8FB;
            --bg-alt: #F7FAFC;
            --text: #2B3A4A;
            --text-muted: #6B7A90;
            --border: #E1E8F0;
            --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
            --shadow: 0 8px 24px rgba(15,35,55,0.08);
            --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
            --font-serif: 'Noto Serif CJK SC',serif;
            --transition: all .3s cubic-bezier(.25,.46,.45,.94);
            --section-gap: 72px;
            --section-gap-mobile: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            padding-top: 68px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: var(--bg-alt);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 720px;
            line-height: 1.7;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header .tagline {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 10px;
        }
        /* ===== Top Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255,255,255,0.96);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 12px rgba(15,35,55,0.06);
            transition: var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }
        .logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-sans);
            letter-spacing: -0.02em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
        }
        .main-nav li {
            position: relative;
        }
        .main-nav a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            background: var(--primary);
            color: #fff !important;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--accent) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }
        /* ===== Mobile Bottom Tab ===== */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 16px rgba(15,35,55,0.08);
            padding-bottom: env(safe-area-inset-bottom);
        }
        .bottom-tab-bar .tab-list {
            display: flex;
            list-style: none;
            justify-content: space-around;
            align-items: center;
            height: 58px;
            padding: 0 6px;
            margin: 0;
        }
        .bottom-tab-bar .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 500;
            transition: var(--transition);
            padding: 4px 8px;
            border-radius: 8px;
            min-width: 56px;
            text-align: center;
        }
        .bottom-tab-bar .tab-list a i {
            font-size: 18px;
            margin-bottom: 1px;
        }
        .bottom-tab-bar .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .bottom-tab-bar .tab-list a.active i {
            color: var(--primary);
        }
        /* ===== Hero Banner ===== */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 460px;
            display: flex;
            align-items: center;
            padding: 80px 0;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(31,78,121,0.25) 0%, rgba(31,78,121,0.72) 55%, rgba(22,43,64,0.92) 100%);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255,255,255,0.75);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255,255,255,0.75);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb .separator {
            color: rgba(255,255,255,0.45);
        }
        .category-hero h1 {
            font-size: 46px;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-serif);
            letter-spacing: 0.04em;
            line-height: 1.25;
            margin-bottom: 16px;
        }
        .category-hero .hero-subtitle {
            font-size: 18px;
            color: rgba(255,255,255,0.88);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            letter-spacing: 0.02em;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(201,168,106,0.4);
        }
        .btn-secondary {
            background: rgba(255,255,255,0.12);
            color: #fff;
            border: 2px solid rgba(255,255,255,0.55);
        }
        .btn-secondary:hover {
            background: rgba(255,255,255,0.22);
            color: #fff;
            transform: translateY(-2px);
            border-color: #fff;
        }
        /* ===== Description / Intro ===== */
        .intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .intro-block .intro-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            margin-bottom: 20px;
            line-height: 1.35;
        }
        .intro-block .intro-text p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .intro-block .intro-text .intro-highlight {
            color: var(--text);
            font-weight: 500;
            border-left: 4px solid var(--accent);
            padding-left: 16px;
            margin: 20px 0;
        }
        .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }
        .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        /* ===== Filter Toolbar ===== */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 16px 20px;
            margin-bottom: 32px;
        }
        .filter-group {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-btn {
            padding: 8px 18px;
            border-radius: 20px;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }
        .filter-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        .sort-select {
            padding: 10px 16px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 14px;
            cursor: pointer;
            min-width: 140px;
            transition: var(--transition);
        }
        .sort-select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(31,78,121,0.1);
        }
        .filter-toolbar .result-count {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: auto;
        }
        /* ===== Service Cards ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .service-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .service-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .service-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s cubic-bezier(.25,.46,.45,.94);
        }
        .service-card:hover .card-cover img {
            transform: scale(1.03);
        }
        .service-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-card .card-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .service-card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }
        .service-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-muted);
        }
        .service-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: var(--transition);
        }
        .service-card .card-link:hover {
            color: var(--accent);
            gap: 10px;
        }
        /* ===== Big Feature Card ===== */
        .feature-spotlight {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 28px;
            margin-bottom: 28px;
        }
        .feature-spotlight .feature-large {
            grid-column: 1;
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            min-height: 380px;
            display: flex;
            align-items: flex-end;
        }
        .feature-spotlight .feature-large img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-spotlight .feature-large .feature-overlay {
            position: relative;
            z-index: 2;
            padding: 32px;
            background: linear-gradient(0deg, rgba(22,43,64,0.88) 0%, rgba(22,43,64,0.35) 60%, transparent 100%);
            width: 100%;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        .feature-spotlight .feature-large .feature-overlay h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .feature-spotlight .feature-large .feature-overlay p {
            color: rgba(255,255,255,0.85);
            font-size: 15px;
            margin-bottom: 0;
        }
        .feature-spotlight .feature-side {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .feature-spotlight .feature-side .service-card {
            flex: 1;
        }
        /* ===== Stats ===== */
        .stats-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .stat-card .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        /* ===== Process Steps ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-step {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition);
            position: relative;
        }
        .process-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .process-step h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            font-size: 16px;
            color: var(--text-muted);
            transition: transform .3s ease;
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(90deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            background: var(--bg-alt);
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 18px 24px 22px;
        }
        .faq-answer p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            text-align: center;
            box-shadow: var(--shadow-hover);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-gold), var(--accent));
        }
        .cta-section h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-serif);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .cta-section p {
            color: rgba(255,255,255,0.8);
            font-size: 17px;
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-section .btn {
            background: var(--accent);
            color: #fff;
            padding: 16px 36px;
            font-size: 17px;
        }
        .cta-section .btn:hover {
            background: var(--accent-gold);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(201,168,106,0.45);
        }
        /* ===== Pagination ===== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }
        .page-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }
        .page-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(31,78,121,0.3);
        }
        .page-btn.page-prev,
        .page-btn.page-next {
            width: auto;
            padding: 0 18px;
            gap: 6px;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: #162B40;
            color: rgba(255,255,255,0.85);
            padding: 60px 0 24px;
            margin-top: var(--section-gap);
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .site-footer .footer-logo {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            line-height: 1.7;
            max-width: 340px;
        }
        .site-footer h5 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.55);
        }
        .site-footer .footer-links {
            display: flex;
            justify-content: center;
            gap: 12px;
            align-items: center;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .site-footer .footer-links a {
            color: rgba(255,255,255,0.7);
            font-size: 13px;
        }
        .site-footer .footer-links a:hover {
            color: #fff;
        }
        .site-footer .footer-links span {
            color: rgba(255,255,255,0.3);
        }
        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-spotlight {
                grid-template-columns: 1fr;
            }
            .feature-spotlight .feature-large {
                min-height: 320px;
            }
            .feature-spotlight .feature-side {
                flex-direction: row;
                gap: 24px;
            }
            .intro-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media screen and (max-width: 768px) {
            body {
                padding-top: 60px;
            }
            .site-header .container {
                height: 60px;
            }
            .site-header .main-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .bottom-tab-bar {
                display: block;
            }
            :root {
                --section-gap: 56px;
            }
            .category-hero {
                min-height: 360px;
                padding: 60px 0;
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero .hero-subtitle {
                font-size: 16px;
            }
            .section-title {
                font-size: 26px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .feature-spotlight .feature-side {
                flex-direction: column;
            }
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card .stat-number {
                font-size: 32px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-toolbar .result-count {
                margin-right: 0;
            }
            .cta-section {
                padding: 44px 24px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            :root {
                --section-gap: 48px;
            }
            .category-hero {
                min-height: 320px;
                padding: 48px 0;
            }
            .category-hero h1 {
                font-size: 28px;
                letter-spacing: 0.02em;
            }
            .category-hero .hero-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 12px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 15px;
                justify-content: center;
            }
            .stats-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
            .stat-card .stat-label {
                font-size: 12px;
            }
            .section-title {
                font-size: 24px;
            }
            .service-card .card-body {
                padding: 18px;
            }
            .feature-spotlight .feature-large {
                min-height: 260px;
            }
            .feature-spotlight .feature-large .feature-overlay {
                padding: 24px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-item.open .faq-answer {
                padding: 16px 18px 20px;
            }
            .page-btn {
                width: 38px;
                height: 38px;
                font-size: 14px;
            }
            .site-footer {
                padding: 40px 0 16px;
            }
        }
        @media screen and (max-width: 480px) {
            .stats-dashboard {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1F4E79;
            --primary-dark: #163A5C;
            --primary-light: #EAF2F8;
            --accent: #C9A86A;
            --accent-gold: #D4AF37;
            --bg: #F5F8FB;
            --bg-alt: #F7FAFC;
            --text: #2B3A4A;
            --text-muted: #6B7A90;
            --border: #E1E8F0;
            --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
            --shadow: 0 8px 24px rgba(15,35,55,0.08);
            --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
            --font-serif: 'Noto Serif CJK SC',serif;
            --transition: all .3s cubic-bezier(.25,.46,.45,.94);
            --section-gap: 72px;
            --section-gap-mobile: 48px;
        }

        *,
        *::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: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            padding-bottom: 70px;
        }

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

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

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

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255,255,255,0.97);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 12px rgba(15,35,55,0.06);
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }

        .logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-sans);
            letter-spacing: -0.02em;
        }

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

        .main-nav li {
            position: relative;
            list-style: none;
            margin: 0;
        }

        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            line-height: 1.4;
        }

        .main-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff !important;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }

        /* ===== 底部Tab导航 ===== */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: #ffffff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 12px rgba(15,35,55,0.06);
            padding-bottom: env(safe-area-inset-bottom);
        }

        .bottom-tab-bar .tab-list {
            display: flex;
            list-style: none;
            justify-content: space-around;
            align-items: center;
            height: 58px;
            padding: 0 6px;
            margin: 0;
        }

        .bottom-tab-bar .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 500;
            transition: var(--transition);
            padding: 4px 8px;
            border-radius: 8px;
            min-width: 56px;
            text-align: center;
            text-decoration: none;
            line-height: 1.3;
        }

        .bottom-tab-bar .tab-list a i {
            font-size: 18px;
            margin-bottom: 1px;
        }

        .bottom-tab-bar .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .bottom-tab-bar .tab-list a.active i {
            color: var(--primary);
        }

        .bottom-tab-bar .tab-list a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        /* ===== 移动端抽屉菜单 ===== */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            z-index: 98;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 16px 32px rgba(15,35,55,0.12);
            padding: 16px 24px;
            transform: translateY(-100%);
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }

        .mobile-drawer.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-drawer a {
            display: block;
            padding: 14px 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            border-bottom: 1px solid var(--border);
        }

        .mobile-drawer a:last-child {
            border-bottom: none;
        }

        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== 页面主体 ===== */
        main {
            padding-top: 68px;
        }

        /* ===== 分类横幅 ===== */
        .category-banner {
            position: relative;
            min-height: 420px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(255,255,255,0.2) 0%, rgba(245,248,251,0.75) 40%, rgba(245,248,251,0.95) 100%);
            pointer-events: none;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 64px 0 48px;
            width: 100%;
        }

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

        .breadcrumb-bar a {
            color: var(--primary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .breadcrumb-bar .separator {
            color: var(--border);
            user-select: none;
        }

        .category-banner h1 {
            font-family: var(--font-serif);
            font-size: clamp(32px, 4.5vw, 52px);
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px;
            letter-spacing: 0.03em;
            line-height: 1.2;
        }

        .category-banner .banner-subtitle {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.7;
            margin: 0;
        }

        .banner-tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .banner-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .banner-tags .tag i {
            color: var(--accent);
            font-size: 12px;
        }

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

        .section-alt {
            background: #fff;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }

        .section-header .section-eyebrow::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3vw, 34px);
            font-weight: 600;
            color: var(--text);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0;
            line-height: 1.7;
        }

        .section-header .section-accent-line {
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 16px;
        }

        /* ===== 分类描述区 ===== */
        .category-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .category-intro .intro-text h2 {
            font-family: var(--font-serif);
            font-size: clamp(24px, 2.8vw, 32px);
            font-weight: 600;
            color: var(--text);
            margin: 0 0 16px;
            line-height: 1.35;
        }

        .category-intro .intro-text p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0 0 16px;
        }

        .category-intro .intro-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

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

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

        .intro-stat-card .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            display: block;
            line-height: 1.2;
        }

        .intro-stat-card .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
            display: block;
        }

        .category-intro .intro-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            aspect-ratio: 16/10;
        }

        .category-intro .intro-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .category-intro .intro-visual:hover img {
            transform: scale(1.03);
        }

        .category-intro .intro-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(31,78,121,0.25) 0%, transparent 55%);
            pointer-events: none;
        }

        /* ===== 筛选/排序工具条 ===== */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 16px 24px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .filter-toolbar .filter-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }

        .filter-toolbar .filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-toolbar .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .filter-toolbar .filter-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .filter-toolbar .sort-select-wrap {
            position: relative;
            display: inline-flex;
            align-items: center;
        }

        .filter-toolbar .sort-select-wrap i {
            position: absolute;
            right: 14px;
            pointer-events: none;
            color: var(--text-muted);
            font-size: 14px;
        }

        .filter-toolbar select {
            appearance: none;
            -webkit-appearance: none;
            padding: 10px 40px 10px 16px;
            border: 1px solid var(--border);
            border-radius: 8px;
            background: #fff;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            min-width: 160px;
            transition: var(--transition);
        }

        .filter-toolbar select:hover,
        .filter-toolbar select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31,78,121,0.08);
        }

        .filter-toolbar .result-count {
            font-size: 14px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .filter-toolbar .result-count strong {
            color: var(--primary);
            font-weight: 700;
        }

        /* ===== 内容卡片列表 ===== */
        .content-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

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

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

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

        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .content-card .card-cover .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            background: var(--primary);
            color: #fff;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .content-card .card-cover .card-badge.accent {
            background: var(--accent);
            color: #fff;
        }

        .content-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin: 0 0 10px;
            line-height: 1.4;
            letter-spacing: 0.01em;
        }

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

        .content-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-muted);
        }

        .content-card .card-meta .card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .content-card .card-meta .card-tag {
            padding: 3px 10px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

        .content-card .card-meta .card-date {
            white-space: nowrap;
        }

        .content-card .card-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: var(--transition);
        }

        .content-card .card-arrow i {
            transition: transform .3s ease;
        }

        .content-card:hover .card-arrow {
            color: var(--accent);
        }

        .content-card:hover .card-arrow i {
            transform: translateX(4px);
        }

        /* ===== 分页器 ===== */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination-bar .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .pagination-bar .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .pagination-bar .page-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(31,78,121,0.3);
        }

        .pagination-bar .page-btn.disabled {
            border-color: var(--border);
            color: var(--border);
            cursor: not-allowed;
            pointer-events: none;
        }

        .pagination-bar .page-dots {
            color: var(--text-muted);
            font-size: 14px;
            padding: 0 4px;
        }

        /* ===== 核心优势 ===== */
        .advantages-section {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 48px;
            border: 1px solid var(--border);
            margin-top: 56px;
        }

        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .advantage-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
            text-align: left;
        }

        .advantage-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            background: #fff;
        }

        .advantage-card .adv-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .advantage-card .adv-icon.accent {
            background: var(--accent);
        }

        .advantage-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin: 0 0 10px;
            line-height: 1.4;
        }

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

        .advantage-card .adv-highlight {
            display: inline-block;
            margin-top: 12px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
        }

        /* ===== 适用场景 ===== */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .scenario-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            transition: var(--transition);
        }

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

        .scenario-item .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 10px;
            font-size: 20px;
            flex-shrink: 0;
        }

        .scenario-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin: 0 0 8px;
            line-height: 1.4;
        }

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

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
        }

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            user-select: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
            line-height: 1.5;
        }

        .faq-item .faq-question:hover {
            color: var(--primary);
        }

        .faq-item .faq-question .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(90deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s cubic-bezier(.25,.46,.45,.94), padding .3s ease;
            background: var(--bg);
            border-top: none;
        }

        .faq-item .faq-answer-inner {
            padding: 0 24px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-item.open .faq-answer-inner {
            padding: 16px 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 60%;
            height: 200%;
            background: rgba(201,168,106,0.08);
            transform: rotate(25deg);
            pointer-events: none;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            line-height: 1.3;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255,255,255,0.78);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

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

        .cta-section .btn-primary-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: #fff;
            color: var(--primary);
            border-radius: 8px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .cta-section .btn-primary-light:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201,168,106,0.4);
        }

        .cta-section .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.5);
            border-radius: 8px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .cta-section .btn-outline-light:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(255,255,255,0.05);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #162B40;
            color: #fff;
            padding: 60px 0 28px;
            margin-top: var(--section-gap);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .site-footer .footer-logo {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-brand p {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        .site-footer .footer-col h5 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

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

        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255,255,255,0.7);
            font-size: 14px;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.12);
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }

        .site-footer .footer-bottom .footer-links {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .site-footer .footer-bottom .footer-links a {
            color: rgba(255,255,255,0.6);
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
        }

        .site-footer .footer-bottom .footer-links a:hover {
            color: var(--accent);
        }

        .site-footer .footer-bottom p {
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .content-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }

            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .category-intro {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .category-intro .intro-visual {
                max-height: 360px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .category-banner {
                min-height: 340px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 56px;
                --section-gap-mobile: 48px;
            }

            .section {
                padding: 48px 0;
            }

            .site-header .main-nav {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .mobile-drawer {
                display: block;
            }

            .bottom-tab-bar {
                display: block;
            }

            body {
                padding-bottom: 58px;
                padding-bottom: calc(58px + env(safe-area-inset-bottom));
            }

            main {
                padding-top: 68px;
            }

            .category-banner {
                min-height: 280px;
            }

            .category-banner .banner-content {
                padding: 40px 0 32px;
            }

            .content-cards-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .advantages-section {
                padding: 32px 20px;
            }

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

            .filter-toolbar {
                padding: 14px 16px;
                flex-direction: column;
                align-items: stretch;
            }

            .filter-toolbar .filter-group {
                justify-content: flex-start;
            }

            .filter-toolbar .sort-select-wrap select {
                width: 100%;
                min-width: 0;
            }

            .filter-toolbar .result-count {
                text-align: left;
            }

            .category-intro .intro-stats {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .cta-section {
                padding: 40px 24px;
            }

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

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

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .site-footer .footer-bottom .footer-links {
                flex-wrap: wrap;
                justify-content: center;
            }

            .pagination-bar {
                gap: 6px;
            }

            .pagination-bar .page-btn {
                min-width: 36px;
                height: 36px;
                padding: 0 8px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .category-banner {
                min-height: 240px;
            }

            .category-banner h1 {
                font-size: 28px;
            }

            .category-banner .banner-subtitle {
                font-size: 15px;
            }

            .breadcrumb-bar {
                font-size: 12px;
            }

            .section-header h2 {
                font-size: 24px;
            }

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

            .content-card .card-title {
                font-size: 16px;
            }

            .content-card .card-summary {
                font-size: 13px;
            }

            .filter-toolbar .filter-btn {
                padding: 6px 12px;
                font-size: 13px;
            }

            .advantage-card {
                padding: 20px;
            }

            .advantage-card .adv-icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }

            .scenario-item {
                padding: 18px;
                gap: 14px;
            }

            .scenario-item .scenario-icon {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }

            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }

            .faq-item .faq-answer-inner {
                padding: 0 16px;
                font-size: 13px;
            }

            .faq-item.open .faq-answer-inner {
                padding: 12px 16px 16px;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .cta-section p {
                font-size: 14px;
            }

            .cta-section .btn-primary-light,
            .cta-section .btn-outline-light {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1F4E79;
            --primary-dark: #163A5C;
            --primary-light: #EAF2F8;
            --accent: #C9A86A;
            --accent-gold: #D4AF37;
            --bg: #F5F8FB;
            --bg-alt: #F7FAFC;
            --text: #2B3A4A;
            --text-muted: #6B7A90;
            --border: #E1E8F0;
            --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
            --shadow: 0 8px 24px rgba(15,35,55,0.08);
            --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
            --font-serif: 'Noto Serif CJK SC',serif;
            --transition: all .3s cubic-bezier(.25,.46,.45,.94);
            --section-gap: 72px;
            --section-gap-mobile: 48px;
        }

        * {
            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: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255,255,255,0.97);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 12px rgba(15,35,55,0.06);
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }

        .logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-sans);
            letter-spacing: -0.02em;
        }

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

        .main-nav li {
            position: relative;
        }

        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }

        .main-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

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

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff !important;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--accent) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }

        /* ===== 底部 Tab 导航 ===== */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 12px rgba(15,35,55,0.08);
            padding-bottom: env(safe-area-inset-bottom, 0);
        }

        .bottom-tab-bar .tab-list {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            justify-content: space-around;
            align-items: center;
            height: 56px;
            padding: 0 4px;
        }

        .bottom-tab-bar .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 500;
            transition: var(--transition);
            padding: 4px 4px;
            border-radius: 8px;
            min-width: 52px;
            text-align: center;
            letter-spacing: 0.02em;
        }

        .bottom-tab-bar .tab-list a i {
            font-size: 17px;
            margin-bottom: 1px;
        }

        .bottom-tab-bar .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .bottom-tab-bar .tab-list a.active i {
            color: var(--primary);
        }

        .bottom-tab-bar .tab-list a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            background: var(--bg-alt);
            border-bottom: 1px solid var(--border);
            padding: 86px 0 14px;
        }

        .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(--primary);
        }

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

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

        /* ===== 顶部标题横幅 ===== */
        .page-banner {
            background: linear-gradient(135deg, #1F4E79 0%, #163A5C 55%, #0D2435 100%);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            pointer-events: none;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(15,35,55,0.2) 0%, rgba(15,35,55,0.05) 60%, rgba(15,35,55,0.35) 100%);
            pointer-events: none;
        }

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

        .page-banner h1 {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.04em;
            font-family: var(--font-serif);
            line-height: 1.25;
        }

        .page-banner .banner-subtitle {
            font-size: 16px;
            color: rgba(255,255,255,0.82);
            max-width: 640px;
            margin: 0 0 20px;
            line-height: 1.7;
        }

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

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,0.12);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            border: 1px solid rgba(255,255,255,0.22);
            backdrop-filter: blur(4px);
        }

        .banner-tag i {
            color: var(--accent-gold);
            font-size: 11px;
        }

        /* ===== 板块通用样式 ===== */
        .section {
            padding: 56px 0;
        }

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            margin: 0;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-muted);
            margin: 6px 0 0;
            max-width: 520px;
        }

        .section-header .section-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
        }

        .section-header .section-link i {
            font-size: 12px;
            margin-left: 4px;
        }

        /* ===== 分类描述区 ===== */
        .category-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .category-intro .intro-text h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 14px;
            line-height: 1.4;
        }

        .category-intro .intro-text p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0 0 12px;
        }

        .category-intro .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            aspect-ratio: 16/10;
        }

        .category-intro .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== 筛选/排序工具条 ===== */
        .filter-toolbar {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .filter-toolbar .filter-left {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .filter-toolbar .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text);
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

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

        .filter-btn i {
            font-size: 11px;
        }

        .sort-select {
            padding: 7px 14px;
            font-size: 13px;
            color: var(--text);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            padding-right: 32px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7A90' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
        }

        .sort-select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 2px rgba(31,78,121,0.15);
        }

        /* ===== 卡片列表 ===== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(31,78,121,0.25);
        }

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

        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .card-cover .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.02em;
        }

        .card-cover .card-badge.gold {
            background: var(--accent);
            color: #2B3A4A;
        }

        .content-card .card-body {
            padding: 18px 20px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .content-card .card-body .card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 12px;
            flex: 1;
        }

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

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

        .card-meta i {
            font-size: 11px;
            color: var(--accent);
        }

        .card-arrow {
            margin-left: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
        }

        .card-arrow:hover {
            color: var(--accent);
        }

        .card-arrow i {
            font-size: 11px;
            transition: transform .3s ease;
        }

        .card-arrow:hover i {
            transform: translateX(4px);
        }

        /* ===== 分页器 ===== */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }

        .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .page-btn.current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }

        .page-btn.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* ===== 电竞特色/数据板块 ===== */
        .esports-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .esports-feature {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .esports-feature::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            opacity: 0;
            transition: var(--transition);
        }

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

        .esports-feature:hover::before {
            opacity: 1;
        }

        .esports-feature .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 14px;
            font-size: 22px;
            margin-bottom: 14px;
            transition: var(--transition);
        }

        .esports-feature:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .esports-feature h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin: 0 0 8px;
        }

        .esports-feature p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== 数据仪表区 ===== */
        .stats-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .stat-item::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 20%;
            right: 20%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            opacity: 0.5;
        }

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

        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
        }

        .stat-number .stat-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--accent);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ===== 热门赛事板块 ===== */
        .hot-events-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .hot-event-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .hot-event-card .event-cover {
            aspect-ratio: 21/9;
            overflow: hidden;
            position: relative;
        }

        .hot-event-card .event-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .hot-event-card:hover .event-cover img {
            transform: scale(1.03);
        }

        .event-cover .event-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 16px 12px;
            background: linear-gradient(to top, rgba(15,35,55,0.85) 0%, rgba(15,35,55,0.2) 70%, transparent 100%);
        }

        .event-cover .event-overlay h4 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0;
            line-height: 1.4;
        }

        .event-cover .event-overlay .event-status {
            font-size: 12px;
            color: var(--accent-gold);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 4px;
        }

        .event-cover .event-overlay .event-status i {
            font-size: 10px;
        }

        .hot-event-card .event-body {
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

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

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

        .event-meta i {
            color: var(--accent);
            font-size: 12px;
        }

        .event-btn {
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background: var(--primary);
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .event-btn:hover {
            background: var(--accent);
            color: #2B3A4A;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-question .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            transition: var(--transition);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease, padding .3s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

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

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #163A5C 0%, #1F4E79 50%, #163A5C 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            right: -30%;
            bottom: -50%;
            background: radial-gradient(ellipse at center, rgba(201,168,106,0.12) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.03em;
            position: relative;
            z-index: 1;
            font-family: var(--font-serif);
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255,255,255,0.8);
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background: var(--accent);
            border: none;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background: var(--accent-gold);
            color: #2B3A4A;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201,168,106,0.4);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255,255,255,0.6);
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.12);
            transform: translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #162B40;
            color: rgba(255,255,255,0.75);
            padding: 56px 0 32px;
            margin-top: 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.05em;
            font-family: var(--font-serif);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.75;
            color: rgba(255,255,255,0.6);
            margin: 0;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col a {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255,255,255,0.5);
            margin: 0;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }

        .footer-links a {
            font-size: 12px;
            color: rgba(255,255,255,0.6);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-links span {
            color: rgba(255,255,255,0.3);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .category-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

            .page-banner h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
            }

            .site-header .container {
                height: 56px;
            }

            .main-nav {
                display: none;
            }

            .hamburger {
                display: block;
            }

            .bottom-tab-bar {
                display: block;
            }

            .site-header .nav-cta-desktop {
                display: none;
            }

            .page-banner {
                padding: 36px 0 44px;
            }

            .page-banner h1 {
                font-size: 28px;
            }

            .page-banner .banner-subtitle {
                font-size: 14px;
            }

            .section {
                padding: 40px 0;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 20px;
            }

            .section-header h2 {
                font-size: 22px;
            }

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

            .hot-events-grid {
                grid-template-columns: 1fr;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .cta-section {
                padding: 32px 20px;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .page-banner .banner-subtitle {
                font-size: 13px;
            }

            .breadcrumb-bar {
                padding-top: 72px;
                padding-bottom: 10px;
            }

            .esports-features {
                grid-template-columns: 1fr;
            }

            .stats-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 26px;
            }

            .stat-number .stat-unit {
                font-size: 13px;
            }

            .bottom-tab-bar .tab-list a {
                font-size: 9px;
                min-width: 44px;
                padding: 4px 2px;
            }

            .bottom-tab-bar .tab-list a i {
                font-size: 15px;
            }

            .logo {
                font-size: 18px;
            }

            .logo .logo-badge {
                width: 32px;
                height: 32px;
                font-size: 15px;
                border-radius: 8px;
            }

            .filter-btn {
                padding: 6px 12px;
                font-size: 12px;
            }

            .content-card .card-body h3 {
                font-size: 15px;
            }
        }

/* roulang page: category4 */
:root {
        --primary: #1F4E79;
        --primary-dark: #163A5C;
        --primary-light: #EAF2F8;
        --accent: #C9A86A;
        --accent-gold: #D4AF37;
        --bg: #F5F8FB;
        --bg-alt: #F7FAFC;
        --text: #2B3A4A;
        --text-muted: #6B7A90;
        --border: #E1E8F0;
        --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
        --shadow: 0 8px 24px rgba(15,35,55,0.08);
        --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
        --radius-sm: 8px;
        --radius: 12px;
        --radius-lg: 16px;
        --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
        --font-serif: 'Noto Serif CJK SC',serif;
        --transition: all .3s cubic-bezier(.25,.46,.45,.94);
        --section-gap: 72px;
        --section-gap-mobile: 48px;
    }

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

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

    body {
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text);
        background-color: var(--bg);
        overflow-x: hidden;
    }

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

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

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

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

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

    .container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== 顶部导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(255,255,255,0.97);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 1px 12px rgba(15,35,55,0.06);
        transition: var(--transition);
    }

    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 68px;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 22px;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: 0.03em;
        font-family: var(--font-serif);
    }

    .logo .logo-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 38px;
        height: 38px;
        background: var(--primary);
        color: #fff;
        border-radius: 10px;
        font-size: 18px;
        font-weight: 700;
        font-family: var(--font-sans);
        letter-spacing: -0.02em;
    }

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

    .main-nav li {
        position: relative;
    }

    .main-nav a {
        display: block;
        padding: 8px 16px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        border-radius: 8px;
        transition: var(--transition);
        position: relative;
    }

    .main-nav a:hover {
        background: var(--primary-light);
        color: var(--primary);
    }

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

    .main-nav a.active::after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 16px;
        right: 16px;
        height: 3px;
        background: var(--accent);
        border-radius: 3px 3px 0 0;
    }

    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 10px 20px;
        background: var(--primary);
        color: #fff !important;
        border-radius: 8px;
        font-weight: 600;
        font-size: 14px;
        white-space: nowrap;
    }

    .nav-cta:hover {
        background: var(--accent) !important;
        color: #fff !important;
        transform: translateY(-1px);
        box-shadow: 0 6px 16px rgba(201,168,106,0.35);
    }

    .hamburger {
        display: none;
        background: none;
        border: none;
        font-size: 24px;
        color: var(--primary);
        cursor: pointer;
        padding: 8px;
        border-radius: 8px;
    }

    /* ===== 移动端底部Tab ===== */
    .bottom-tab-bar {
        display: none;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 99;
        background: rgba(255,255,255,0.98);
        border-top: 1px solid var(--border);
        box-shadow: 0 -1px 12px rgba(15,35,55,0.06);
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    .bottom-tab-bar .tab-list {
        display: flex;
        list-style: none;
        justify-content: space-around;
        align-items: center;
        height: 58px;
        padding: 0 6px;
    }

    .bottom-tab-bar .tab-list a {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 2px;
        font-size: 10px;
        color: var(--text-muted);
        font-weight: 500;
        transition: var(--transition);
        padding: 4px 8px;
        border-radius: 8px;
        min-width: 56px;
        text-align: center;
    }

    .bottom-tab-bar .tab-list a i {
        font-size: 18px;
        margin-bottom: 1px;
    }

    .bottom-tab-bar .tab-list a.active {
        color: var(--primary);
        font-weight: 600;
    }

    .bottom-tab-bar .tab-list a.active i {
        color: var(--primary);
    }

    /* ===== 移动端抽屉菜单 ===== */
    .mobile-menu-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(15,35,55,0.45);
        z-index: 98;
        opacity: 0;
        transition: opacity .3s;
    }

    .mobile-menu-overlay.open {
        opacity: 1;
    }

    .mobile-drawer {
        display: none;
        position: fixed;
        top: 68px;
        right: 0;
        bottom: 0;
        width: 280px;
        background: #fff;
        z-index: 99;
        box-shadow: -8px 0 32px rgba(15,35,55,0.18);
        padding: 24px;
        transform: translateX(100%);
        transition: transform .3s cubic-bezier(.25,.46,.45,.94);
        border-left: 1px solid var(--border);
        overflow-y: auto;
    }

    .mobile-drawer.open {
        transform: translateX(0);
    }

    .mobile-drawer ul {
        list-style: none;
    }

    .mobile-drawer li {
        margin-bottom: 4px;
    }

    .mobile-drawer a {
        display: block;
        padding: 12px 16px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        border-radius: 8px;
        transition: var(--transition);
    }

    .mobile-drawer a:hover {
        background: var(--primary-light);
        color: var(--primary);
    }

    .mobile-drawer a.active {
        background: var(--primary-light);
        color: var(--primary);
        font-weight: 600;
        border-left: 3px solid var(--accent);
    }

    .mobile-drawer .drawer-close {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 16px;
        padding-bottom: 12px;
        border-bottom: 1px solid var(--border);
    }

    .mobile-drawer .drawer-close span {
        font-size: 16px;
        font-weight: 600;
        color: var(--primary);
    }

    .mobile-drawer .drawer-close button {
        background: none;
        border: none;
        font-size: 22px;
        color: var(--text-muted);
        cursor: pointer;
        padding: 4px;
        border-radius: 6px;
    }

    .mobile-drawer .drawer-close button:hover {
        color: var(--primary);
        background: var(--primary-light);
    }

    .mobile-drawer .nav-cta {
        margin-top: 12px;
        justify-content: center;
        width: 100%;
    }

    /* ===== Hero/Banner ===== */
    .page-hero {
        position: relative;
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        min-height: 420px;
        display: flex;
        align-items: flex-end;
        padding: 120px 0 60px;
        margin-bottom: 0;
    }

    .page-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(245,248,251,0.15) 0%, rgba(245,248,251,0.55) 50%, rgba(245,248,251,0.92) 100%);
        pointer-events: none;
    }

    .page-hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at center, transparent 55%, rgba(15,35,55,0.28) 100%);
        pointer-events: none;
    }

    .page-hero .container {
        position: relative;
        z-index: 2;
        width: 100%;
    }

    .page-hero-content {
        max-width: 760px;
    }

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

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

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

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

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

    .page-hero h1 {
        font-family: var(--font-serif);
        font-size: 44px;
        font-weight: 700;
        color: var(--primary-dark);
        line-height: 1.25;
        letter-spacing: 0.03em;
        margin-bottom: 14px;
    }

    .page-hero .hero-subtitle {
        font-size: 17px;
        color: var(--text);
        line-height: 1.7;
        max-width: 640px;
        background: rgba(255,255,255,0.75);
        padding: 16px 20px;
        border-radius: 10px;
        border-left: 4px solid var(--accent);
        box-shadow: var(--shadow-sm);
    }

    /* ===== 分类描述区 ===== */
    .category-intro {
        padding: 56px 0 0;
        background: var(--bg);
    }

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

    .category-intro-text h2 {
        font-family: var(--font-serif);
        font-size: 28px;
        font-weight: 600;
        color: var(--primary-dark);
        margin-bottom: 16px;
        letter-spacing: 0.02em;
    }

    .category-intro-text p {
        font-size: 16px;
        line-height: 1.85;
        color: var(--text);
        margin-bottom: 18px;
    }

    .category-intro-text .highlight-text {
        color: var(--primary);
        font-weight: 500;
        background: var(--primary-light);
        padding: 2px 8px;
        border-radius: 4px;
    }

    .category-intro-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .intro-stat-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 24px;
        box-shadow: var(--shadow);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }

    .intro-stat-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--accent);
    }

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

    .intro-stat-card .stat-number {
        display: block;
        font-size: 32px;
        font-weight: 700;
        color: var(--primary);
        font-family: var(--font-serif);
        line-height: 1.2;
        margin-bottom: 6px;
    }

    .intro-stat-card .stat-label {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.5;
    }

    /* ===== 核心卖点模块 ===== */
    .feature-section {
        padding: var(--section-gap) 0;
        background: var(--bg-alt);
    }

    .section-heading {
        margin-bottom: 40px;
    }

    .section-heading h2 {
        font-family: var(--font-serif);
        font-size: 32px;
        font-weight: 600;
        color: var(--primary-dark);
        line-height: 1.3;
        letter-spacing: 0.02em;
        margin-bottom: 10px;
    }

    .section-heading .heading-line {
        display: block;
        width: 56px;
        height: 4px;
        background: var(--accent);
        border-radius: 2px;
        margin-top: 8px;
    }

    .section-heading p {
        font-size: 16px;
        color: var(--text-muted);
        max-width: 640px;
        margin-top: 12px;
        line-height: 1.7;
    }

    .feature-layout {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr 0.9fr;
        gap: 24px;
        align-items: stretch;
    }

    .feature-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 28px;
        box-shadow: var(--shadow);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

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

    .feature-card.feature-large {
        grid-row: span 2;
        padding: 32px;
    }

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

    .feature-card .feature-icon.gold {
        background: rgba(201,168,106,0.15);
        color: var(--accent);
    }

    .feature-card h3 {
        font-size: 20px;
        font-weight: 600;
        color: var(--primary-dark);
        margin-bottom: 10px;
        line-height: 1.4;
    }

    .feature-card p {
        font-size: 15px;
        color: var(--text-muted);
        line-height: 1.75;
        margin-bottom: 0;
    }

    .feature-card .feature-number {
        position: absolute;
        top: 20px;
        right: 24px;
        font-family: var(--font-serif);
        font-size: 48px;
        font-weight: 700;
        color: var(--border);
        line-height: 1;
        pointer-events: none;
    }

    .feature-card .feature-tag {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: var(--primary);
        background: var(--primary-light);
        padding: 4px 12px;
        border-radius: 20px;
        margin-bottom: 12px;
        align-self: flex-start;
    }

    /* ===== 适用场景 ===== */
    .scene-section {
        padding: var(--section-gap) 0;
        background: var(--bg);
    }

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

    .scene-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }

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

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

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

    .scene-card .scene-body h3 {
        font-size: 17px;
        font-weight: 600;
        color: var(--primary-dark);
        margin-bottom: 8px;
        line-height: 1.4;
    }

    .scene-card .scene-body p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        margin-bottom: 0;
    }

    /* ===== 流程模块 ===== */
    .process-section {
        padding: var(--section-gap) 0;
        background: var(--bg-alt);
    }

    .process-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        position: relative;
    }

    .process-steps::before {
        content: '';
        position: absolute;
        top: 40px;
        left: 12%;
        right: 12%;
        height: 2px;
        background: var(--border);
        z-index: 0;
    }

    .process-step {
        position: relative;
        z-index: 1;
        text-align: center;
        padding: 0 12px;
    }

    .process-step .step-circle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 80px;
        height: 80px;
        margin: 0 auto 16px;
        background: #fff;
        border: 3px solid var(--primary);
        color: var(--primary);
        border-radius: 50%;
        font-size: 28px;
        font-weight: 700;
        font-family: var(--font-serif);
        transition: var(--transition);
        box-shadow: var(--shadow);
    }

    .process-step:hover .step-circle {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        transform: scale(1.06);
    }

    .process-step h3 {
        font-size: 17px;
        font-weight: 600;
        color: var(--primary-dark);
        margin-bottom: 8px;
        line-height: 1.4;
    }

    .process-step p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        margin-bottom: 0;
    }

    /* ===== 筛选/排序工具条 ===== */
    .filter-toolbar {
        padding: 40px 0 24px;
        background: var(--bg);
    }

    .filter-toolbar .toolbar-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 16px 20px;
        box-shadow: var(--shadow-sm);
    }

    .filter-buttons {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }

    .filter-btn {
        padding: 8px 18px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-muted);
        background: transparent;
        border: 1px solid var(--border);
        border-radius: 20px;
        cursor: pointer;
        transition: var(--transition);
        white-space: nowrap;
    }

    .filter-btn:hover {
        background: var(--primary-light);
        color: var(--primary);
        border-color: var(--primary-light);
    }

    .filter-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        font-weight: 600;
    }

    .filter-sort {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .filter-sort label {
        font-size: 14px;
        color: var(--text-muted);
        white-space: nowrap;
    }

    .filter-sort select {
        padding: 8px 32px 8px 14px;
        font-size: 14px;
        color: var(--text);
        background: var(--bg-alt);
        border: 1px solid var(--border);
        border-radius: 8px;
        cursor: pointer;
        transition: var(--transition);
        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='%236B7A90' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 12px center;
    }

    .filter-sort select:focus {
        border-color: var(--primary);
        outline: none;
    }

    /* ===== 内容卡片列表 ===== */
    .content-cards-section {
        padding: 24px 0 var(--section-gap);
        background: var(--bg);
    }

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

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

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

    .content-card .card-cover {
        width: 100%;
        aspect-ratio: 16/9;
        object-fit: cover;
        display: block;
        transition: transform .4s ease;
    }

    .content-card:hover .card-cover {
        transform: scale(1.03);
    }

    .content-card .card-body {
        padding: 20px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .content-card .card-tags {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
        margin-bottom: 10px;
    }

    .content-card .card-tags span {
        display: inline-block;
        font-size: 12px;
        font-weight: 500;
        color: var(--primary);
        background: var(--primary-light);
        padding: 3px 10px;
        border-radius: 4px;
    }

    .content-card .card-tags span.tag-accent {
        background: rgba(201,168,106,0.15);
        color: #8B6F3E;
    }

    .content-card h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--primary-dark);
        line-height: 1.45;
        margin-bottom: 8px;
    }

    .content-card .card-excerpt {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 14px;
        flex: 1;
    }

    .content-card .card-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-top: 12px;
        border-top: 1px solid var(--border);
    }

    .content-card .card-meta .meta-info {
        font-size: 13px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .content-card .card-meta .card-arrow {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        font-weight: 600;
        color: var(--primary);
        transition: var(--transition);
    }

    .content-card .card-meta .card-arrow:hover {
        color: var(--accent);
        gap: 10px;
    }

    /* ===== 分页器 ===== */
    .pagination-section {
        padding: 16px 0 24px;
        background: var(--bg);
    }

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

    .page-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 40px;
        height: 40px;
        padding: 0 12px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-muted);
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 8px;
        cursor: pointer;
        transition: var(--transition);
    }

    .page-btn:hover {
        background: var(--primary-light);
        color: var(--primary);
        border-color: var(--primary-light);
    }

    .page-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        font-weight: 600;
        box-shadow: var(--shadow-sm);
    }

    .page-btn.page-nav {
        padding: 0 16px;
    }

    .page-btn.page-nav i {
        font-size: 12px;
    }

    /* ===== FAQ ===== */
    .faq-section {
        padding: var(--section-gap) 0;
        background: var(--bg-alt);
    }

    .faq-list {
        max-width: 900px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .faq-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        transition: var(--transition);
    }

    .faq-item:hover {
        box-shadow: var(--shadow);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 22px;
        cursor: pointer;
        background: none;
        border: none;
        width: 100%;
        text-align: left;
        font-size: 16px;
        font-weight: 600;
        color: var(--primary-dark);
        transition: var(--transition);
        gap: 12px;
    }

    .faq-question:hover {
        background: var(--primary-light);
    }

    .faq-question .faq-icon {
        font-size: 18px;
        color: var(--accent);
        transition: transform .3s ease;
        flex-shrink: 0;
    }

    .faq-item.open .faq-question .faq-icon {
        transform: rotate(90deg);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .35s cubic-bezier(.25,.46,.45,.94);
        background: var(--bg-alt);
        border-top: 1px solid transparent;
    }

    .faq-item.open .faq-answer {
        max-height: 400px;
        border-top-color: var(--border);
    }

    .faq-answer p {
        padding: 16px 22px 20px;
        font-size: 15px;
        color: var(--text);
        line-height: 1.75;
        margin: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
        padding: var(--section-gap) 0;
        background: var(--bg);
    }

    .cta-panel {
        background: var(--primary-dark);
        border-radius: var(--radius-lg);
        padding: 48px 52px;
        display: grid;
        grid-template-columns: 1.2fr 0.8fr;
        gap: 40px;
        align-items: center;
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 60px rgba(22,43,64,0.25);
    }

    .cta-panel::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 280px;
        height: 280px;
        background: radial-gradient(circle, rgba(201,168,106,0.2) 0%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }

    .cta-panel::after {
        content: '';
        position: absolute;
        bottom: -60px;
        left: -60px;
        width: 200px;
        height: 200px;
        background: radial-gradient(circle, rgba(201,168,106,0.15) 0%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }

    .cta-panel h2 {
        font-family: var(--font-serif);
        font-size: 28px;
        font-weight: 700;
        color: #fff;
        line-height: 1.4;
        margin-bottom: 12px;
        position: relative;
        z-index: 1;
    }

    .cta-panel p {
        font-size: 15px;
        color: rgba(255,255,255,0.75);
        line-height: 1.7;
        margin-bottom: 24px;
        position: relative;
        z-index: 1;
    }

    .cta-buttons {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-wrap: wrap;
        position: relative;
        z-index: 1;
    }

    .cta-btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 28px;
        background: var(--accent);
        color: #fff;
        border-radius: 8px;
        font-weight: 600;
        font-size: 15px;
        transition: var(--transition);
        border: none;
        cursor: pointer;
    }

    .cta-btn-primary:hover {
        background: var(--accent-gold);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(201,168,106,0.4);
    }

    .cta-btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 14px 28px;
        background: transparent;
        color: #fff;
        border: 2px solid rgba(255,255,255,0.4);
        border-radius: 8px;
        font-weight: 600;
        font-size: 15px;
        transition: var(--transition);
        cursor: pointer;
    }

    .cta-btn-secondary:hover {
        border-color: var(--accent);
        color: var(--accent);
        background: rgba(255,255,255,0.05);
    }

    .cta-panel .cta-visual {
        position: relative;
        z-index: 1;
    }

    .cta-panel .cta-visual img {
        border-radius: var(--radius);
        box-shadow: 0 12px 32px rgba(0,0,0,0.3);
        aspect-ratio: 16/10;
        object-fit: cover;
        width: 100%;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: #162B40;
        color: rgba(255,255,255,0.75);
        padding: 56px 0 0;
        margin-top: 0;
    }

    .site-footer .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 0.8fr 0.8fr 0.9fr;
        gap: 40px;
        padding-bottom: 36px;
        border-bottom: 1px solid rgba(255,255,255,0.12);
    }

    .site-footer .footer-logo {
        font-size: 24px;
        font-weight: 700;
        color: #fff;
        font-family: var(--font-serif);
        letter-spacing: 0.03em;
        margin-bottom: 14px;
    }

    .site-footer .footer-brand p {
        font-size: 14px;
        line-height: 1.7;
        color: rgba(255,255,255,0.65);
        margin-bottom: 0;
    }

    .site-footer .footer-col h5 {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 16px;
        letter-spacing: 0.02em;
    }

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

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

    .site-footer .footer-col a {
        font-size: 14px;
        color: rgba(255,255,255,0.6);
        transition: var(--transition);
    }

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

    .site-footer .footer-bottom {
        padding: 20px 0 28px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
    }

    .site-footer .footer-links {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 13px;
    }

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

    .site-footer .footer-links a:hover {
        color: var(--accent);
    }

    .site-footer .footer-links span {
        color: rgba(255,255,255,0.25);
    }

    .site-footer .footer-bottom p {
        font-size: 13px;
        color: rgba(255,255,255,0.45);
        margin: 0;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .conner {
            padding: 0 16px;
        }

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

        .feature-card.feature-large {
            grid-row: span 1;
            grid-column: span 2;
        }

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

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

        .process-steps {
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .process-steps::before {
            display: none;
        }

        .page-hero h1 {
            font-size: 36px;
        }

        .cta-panel {
            grid-template-columns: 1fr;
            padding: 36px;
        }

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

    @media (max-width: 768px) {
        .site-header .container {
            height: 60px;
        }

        .main-nav {
            display: none;
        }

        .hamburger {
            display: block;
        }

        .bottom-tab-bar {
            display: block;
        }

        .mobile-menu-overlay {
            display: block;
        }

        .mobile-drawer {
            display: block;
        }

        body {
            padding-bottom: 58px;
        }

        .page-hero {
            min-height: 320px;
            padding: 100px 0 40px;
        }

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

        .page-hero .hero-subtitle {
            font-size: 15px;
            padding: 12px 16px;
        }

        .category-intro-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .category-intro-stats {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .intro-stat-card {
            padding: 16px;
        }

        .intro-stat-card .stat-number {
            font-size: 24px;
        }

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

        .feature-card.feature-large {
            grid-column: span 1;
        }

        .feature-card {
            padding: 22px;
        }

        .feature-card.feature-large {
            padding: 24px;
        }

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

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

        .process-steps {
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .filter-toolbar .toolbar-inner {
            flex-direction: column;
            align-items: stretch;
            padding: 12px;
        }

        .filter-buttons {
            gap: 6px;
        }

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

        .filter-sort {
            justify-content: space-between;
        }

        .filter-sort select {
            flex: 1;
            max-width: 200px;
        }

        .pagination-inner {
            gap: 4px;
        }

        .page-btn {
            min-width: 34px;
            height: 34px;
            font-size: 13px;
            padding: 0 8px;
        }

        .cta-panel {
            padding: 28px 20px;
            gap: 20px;
        }

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

        .cta-buttons {
            flex-direction: column;
            align-items: stretch;
        }

        .cta-btn-primary,
        .cta-btn-secondary {
            justify-content: center;
            padding: 12px 20px;
            font-size: 14px;
        }

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

        .site-footer .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }

        .section-heading h2 {
            font-size: 24px;
        }

        :root {
            --section-gap: 48px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }

        .page-hero {
            min-height: 280px;
            padding: 88px 0 32px;
        }

        .page-hero h1 {
            font-size: 24px;
            letter-spacing: 0.01em;
        }

        .page-hero .hero-subtitle {
            font-size: 14px;
        }

        .breadcrumb-nav {
            font-size: 12px;
            margin-bottom: 10px;
        }

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

        .intro-stat-card .stat-number {
            font-size: 22px;
        }

        .feature-card .feature-number {
            font-size: 36px;
            top: 14px;
            right: 16px;
        }

        .section-heading h2 {
            font-size: 22px;
        }

        .section-heading p {
            font-size: 14px;
        }

        .faq-question {
            padding: 14px 16px;
            font-size: 15px;
        }

        .faq-answer p {
            padding: 12px 16px 16px;
            font-size: 14px;
        }

        .filter-btn {
            font-size: 12px;
            padding: 5px 10px;
        }

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

        .content-card h3 {
            font-size: 16px;
        }

        .cta-panel h2 {
            font-size: 20px;
        }

        .bottom-tab-bar .tab-list a {
            font-size: 9px;
            padding: 3px 4px;
            min-width: 48px;
        }

        .bottom-tab-bar .tab-list a i {
            font-size: 16px;
        }
    }

/* roulang page: category5 */
:root {
            --primary: #1F4E79;
            --primary-dark: #163A5C;
            --primary-light: #EAF2F8;
            --accent: #C9A86A;
            --accent-gold: #D4AF37;
            --bg: #F5F8FB;
            --bg-alt: #F7FAFC;
            --text: #2B3A4A;
            --text-muted: #6B7A90;
            --border: #E1E8F0;
            --shadow-sm: 0 2px 8px rgba(15,35,55,0.06);
            --shadow: 0 8px 24px rgba(15,35,55,0.08);
            --shadow-hover: 0 16px 40px rgba(15,35,55,0.15);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --font-sans: 'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
            --font-serif: 'Noto Serif CJK SC',serif;
            --transition: all .3s cubic-bezier(.25,.46,.45,.94);
            --section-gap: 72px;
            --section-gap-mobile: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            padding-top: 68px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255,255,255,0.97);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 12px rgba(15,35,55,0.06);
            transition: var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }
        .logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-sans);
            letter-spacing: -0.02em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
        }
        .main-nav li {
            position: relative;
        }
        .main-nav a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff !important;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--accent) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }
        .nav-cta.active::after {
            display: none;
        }
        .nav-cta.active {
            background: var(--accent) !important;
            box-shadow: 0 6px 16px rgba(201,168,106,0.35);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }
        /* ===== 底部 Tab 导航 ===== */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -2px 16px rgba(15,35,55,0.10);
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        .bottom-tab-bar .tab-list {
            display: flex;
            list-style: none;
            justify-content: space-around;
            align-items: center;
            height: 58px;
            padding: 0 6px;
            margin: 0;
        }
        .bottom-tab-bar .tab-list a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 500;
            transition: var(--transition);
            padding: 4px 8px;
            border-radius: 8px;
            min-width: 56px;
            text-align: center;
        }
        .bottom-tab-bar .tab-list a i {
            font-size: 18px;
            margin-bottom: 1px;
        }
        .bottom-tab-bar .tab-list a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .bottom-tab-bar .tab-list a.active i {
            color: var(--primary);
        }
        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            padding: 18px 0 0;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb-wrap a {
            color: var(--text-muted);
        }
        .breadcrumb-wrap a:hover {
            color: var(--primary);
        }
        .breadcrumb-wrap .sep {
            margin: 0 8px;
            color: var(--border);
        }
        .breadcrumb-wrap .current {
            color: var(--primary);
            font-weight: 500;
        }
        /* ===== Banner ===== */
        .vip-banner {
            position: relative;
            padding: 56px 0 72px;
            background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            overflow: hidden;
        }
        .vip-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(245,248,251,0.92) 0%, rgba(245,248,251,0.88) 45%, rgba(245,248,251,0.97) 100%);
            z-index: 1;
        }
        .vip-banner .container {
            position: relative;
            z-index: 2;
        }
        .vip-banner-inner {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .vip-banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
        }
        .vip-banner-badge i {
            font-size: 14px;
        }
        .vip-banner h1 {
            font-family: var(--font-serif);
            font-size: 44px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }
        .vip-banner .lead {
            font-size: 17px;
            color: var(--text);
            line-height: 1.8;
            margin: 0 0 28px;
            max-width: 560px;
        }
        .vip-banner-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201,168,106,0.4);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .vip-banner-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-hover);
            padding: 28px;
            position: relative;
        }
        .vip-banner-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent));
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .vip-banner-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin: 0 0 16px;
        }
        .vip-stat-row {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 12px;
        }
        .vip-stat-item {
            text-align: center;
            flex: 1;
            background: var(--bg-alt);
            border-radius: var(--radius-sm);
            padding: 14px 8px;
        }
        .vip-stat-item .num {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            display: block;
        }
        .vip-stat-item .label {
            font-size: 12px;
            color: var(--text-muted);
        }
        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 600;
            color: var(--primary);
            margin: 0 0 12px;
            letter-spacing: 0.01em;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 16px;
            margin: 0;
            max-width: 640px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        /* ===== 权益亮点 ===== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .benefit-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--accent-gold);
            opacity: 0;
            transition: var(--transition);
        }
        .benefit-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .benefit-card:hover::before {
            opacity: 1;
        }
        .benefit-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-light);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .benefit-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0 0 8px;
        }
        .benefit-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }
        /* ===== 专属内容卡片列表 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
        }
        .filter-btns {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-btn {
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .filter-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .sort-select {
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text);
            font-size: 13px;
            cursor: pointer;
            transition: var(--transition);
            min-width: 150px;
        }
        .sort-select:focus {
            border-color: var(--primary);
        }
        .vip-content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .vip-content-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .vip-content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .vip-content-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .vip-content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s cubic-bezier(.25,.46,.45,.94);
        }
        .vip-content-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .vip-content-card .card-cover .badge-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            letter-spacing: 0.04em;
        }
        .vip-content-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .vip-content-card .card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0 0 8px;
            line-height: 1.45;
        }
        .vip-content-card .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
        }
        .vip-content-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }
        .vip-content-card .card-link {
            font-weight: 600;
            color: var(--primary);
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .vip-content-card .card-link:hover {
            color: var(--accent);
        }
        /* ===== 分页器 ===== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination-wrap .page-btn {
            min-width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 12px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: #fff;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }
        .pagination-wrap .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .pagination-wrap .page-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .pagination-wrap .page-btn.disabled {
            opacity: 0.5;
            cursor: not-allowed;
            pointer-events: none;
        }
        /* ===== 会员等级对比 ===== */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .tier-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 28px 24px;
            transition: var(--transition);
            position: relative;
        }
        .tier-card.highlight {
            border-color: var(--accent-gold);
            box-shadow: 0 12px 36px rgba(201,168,106,0.2);
        }
        .tier-card.highlight::before {
            content: '推荐';
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--accent-gold);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.04em;
        }
        .tier-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .tier-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .tier-price {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            font-family: var(--font-serif);
        }
        .tier-price span {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            font-family: var(--font-sans);
        }
        .tier-features {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }
        .tier-features li {
            font-size: 14px;
            color: var(--text);
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .tier-features li i {
            color: var(--accent-gold);
            font-size: 14px;
            margin-top: 4px;
        }
        /* ===== 流程 ===== */
        .vip-process {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
            position: relative;
        }
        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-number {
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin: 0 auto 14px;
            letter-spacing: 0;
        }
        .step-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 0 0 8px;
        }
        .step-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.65;
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.open {
            box-shadow: var(--shadow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            color: var(--primary-dark);
            font-size: 15px;
            user-select: none;
            transition: var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
        }
        .faq-question:hover {
            background: var(--bg-alt);
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            color: var(--primary);
            font-size: 14px;
            transition: transform .3s ease;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(90deg);
        }
        .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.75;
            display: none;
            background: var(--bg-alt);
            margin: 0;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-dark);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 220px;
            height: 220px;
            background: rgba(201,168,106,0.15);
            border-radius: 50%;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255,255,255,0.75);
            font-size: 15px;
            margin: 0;
            position: relative;
            z-index: 1;
            line-height: 1.75;
        }
        .cta-section .btn-cta-light {
            background: var(--accent-gold);
            color: var(--primary-dark);
            padding: 14px 32px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            position: relative;
            z-index: 1;
            white-space: nowrap;
            justify-self: end;
        }
        .cta-section .btn-cta-light:hover {
            background: #fff;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.25);
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: #162B40;
            color: rgba(255,255,255,0.75);
            padding: 56px 0 24px;
            margin-top: var(--section-gap);
        }
        .site-footer .container {
            max-width: 1280px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-serif);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.75;
            margin: 0;
            color: rgba(255,255,255,0.6);
            max-width: 300px;
        }
        .footer-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul a {
            color: rgba(255,255,255,0.6);
            font-size: 13px;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }
        .footer-links a {
            color: rgba(255,255,255,0.5);
            font-size: 12px;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .vip-banner-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .vip-banner h1 {
                font-size: 36px;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .vip-content-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .vip-process {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            body {
                padding-top: 60px;
                padding-bottom: 70px;
            }
            .site-header .container {
                height: 60px;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                box-shadow: 0 12px 32px rgba(15,35,55,0.15);
                border-bottom: 1px solid var(--border);
                align-items: stretch;
            }
            .main-nav.mobile-open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: 8px;
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                background: var(--primary-light);
            }
            .hamburger {
                display: block;
            }
            .nav-cta {
                justify-content: center;
            }
            .nav-cta.active::after {
                display: none;
            }
            .bottom-tab-bar {
                display: block;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .vip-banner {
                padding: 32px 0 48px;
            }
            .vip-banner h1 {
                font-size: 30px;
            }
            .vip-banner .lead {
                font-size: 15px;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .vip-content-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .tier-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .vip-process {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-section {
                grid-template-columns: 1fr;
                padding: 36px 24px;
                gap: 24px;
                text-align: center;
            }
            .cta-section .btn-cta-light {
                justify-self: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .vip-banner h1 {
                font-size: 26px;
            }
            .vip-banner .lead {
                font-size: 14px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-btns {
                flex-wrap: wrap;
            }
            .sort-select {
                width: 100%;
            }
            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }
            .vip-banner-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary, .btn-outline {
                justify-content: center;
                width: 100%;
            }
        }