/* roulang page: index */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 80px;
            --section-padding-mobile: 40px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            padding: var(--section-padding) 0;
        }

        @media (max-width: 768px) {
            section {
                padding: var(--section-padding-mobile) 0;
            }
        }

        /* Header 顶部品牌行 */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }

        .top-brand-bar .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }

        .top-brand-bar .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }

        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }

        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .top-brand-actions a:hover {
            color: var(--primary);
        }

        .search-box-header {
            position: relative;
        }

        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 180px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }

        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 220px;
        }

        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 图标网格导航条 */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
        }

        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 24px;
            align-items: center;
            justify-content: center;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.8rem;
            white-space: nowrap;
            position: relative;
        }

        .icon-nav-item i {
            font-size: 1.5rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }

        .icon-nav-item.active i {
            color: var(--primary);
        }

        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg);
            z-index: 200;
            padding: 20px;
            overflow-y: auto;
        }

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

        .mobile-nav-overlay .close-btn {
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--text);
            cursor: pointer;
            position: absolute;
            top: 12px;
            right: 20px;
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 60px;
        }

        .mobile-nav-grid .icon-nav-item {
            background: var(--white);
            border-radius: var(--radius);
            padding: 20px 12px;
            box-shadow: var(--shadow);
            font-size: 0.9rem;
        }

        .mobile-nav-grid .icon-nav-item i {
            font-size: 2rem;
        }

        @media (max-width: 768px) {
            .icon-nav-bar .container-custom {
                display: flex;
                align-items: center;
                justify-content: space-between;
            }

            .icon-nav-grid {
                display: none;
            }

            .mobile-hamburger {
                display: block;
            }

            .top-brand-actions .search-box-header,
            .top-brand-actions a span {
                display: none;
            }
        }

        /* Hero 首屏 - 矮版 倒计时环风格 */
        .hero-section {
            padding: 0;
            position: relative;
            background: linear-gradient(135deg, #0D2D4F 0%, #1F5C99 45%, #2C7A47 100%);
            overflow: hidden;
            min-height: 440px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(13, 45, 79, 0.75) 0%, rgba(31, 92, 153, 0.65) 60%, rgba(42, 123, 71, 0.7) 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            padding: 60px 0;
            color: var(--white);
        }

        .hero-badge {
            display: inline-block;
            background: rgba(226, 125, 58, 0.9);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .hero-title {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .hero-title span {
            color: #FFD700;
        }

        .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            margin-bottom: 20px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: #fff;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-accent:hover {
            background: #C96A2E;
            color: #fff;
            transform: scale(0.98);
        }

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

        .countdown-ring {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: conic-gradient(var(--accent) 0% 65%, rgba(255, 255, 255, 0.2) 65% 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .countdown-ring-inner {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(13, 45, 79, 0.85);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .countdown-ring-inner .num {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }

        .countdown-ring-inner .unit {
            font-size: 0.65rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .countdown-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
        }

        .countdown-item .cd-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFD700;
            line-height: 1;
        }

        .countdown-item .cd-unit {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .countdown-separator {
            font-size: 1.5rem;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 700;
        }

        .hero-sell-points {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 10px;
        }

        .sell-point {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .sell-point i {
            color: #FFD700;
            font-size: 0.9rem;
        }

        .hero-carousel-dots {
            display: flex;
            gap: 8px;
            margin-top: 16px;
        }

        .hero-carousel-dots .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition);
        }

        .hero-carousel-dots .dot.active {
            background: #FFD700;
            width: 24px;
            border-radius: 4px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-content {
                padding: 36px 0;
            }
            .countdown-ring {
                width: 56px;
                height: 56px;
            }
            .countdown-ring-inner {
                width: 44px;
                height: 44px;
            }
            .countdown-ring-inner .num {
                font-size: 1.1rem;
            }
            .countdown-item .cd-num {
                font-size: 1.4rem;
            }
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

        .section-title .highlight {
            color: var(--primary);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 30px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--secondary);
            background: rgba(58, 157, 94, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 24px;
            transition: all var(--transition);
        }

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

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 12px;
            background: rgba(31, 92, 153, 0.08);
            color: var(--primary);
        }

        .card-icon.green {
            background: rgba(58, 157, 94, 0.1);
            color: var(--secondary);
        }

        .card-icon.orange {
            background: rgba(226, 125, 58, 0.1);
            color: var(--accent);
        }

        .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }

        .card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 痛点区块 */
        .pain-points-section {
            background: var(--white);
        }

        .pain-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
            margin-top: 24px;
        }

        .pain-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 20px;
            border-left: 4px solid var(--accent);
            transition: all var(--transition);
        }

        .pain-card:hover {
            background: #EDF1F6;
            transform: translateX(4px);
        }

        .pain-card .pain-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            opacity: 0.5;
            line-height: 1;
            margin-bottom: 8px;
        }

        .pain-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }

        .pain-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 解决方案区块 */
        .solution-section {
            background: var(--bg);
        }

        .solution-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
            margin-top: 20px;
        }

        .solution-image-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }

        .solution-image-wrap img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .solution-image-wrap:hover img {
            transform: scale(1.05);
        }

        .solution-image-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(31, 92, 153, 0.9);
            color: #fff;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
        }

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

        .solution-list li {
            display: flex;
            gap: 12px;
            margin-bottom: 14px;
            padding: 12px 16px;
            background: var(--white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .solution-list li:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }

        .solution-list li i {
            color: var(--secondary);
            font-size: 1.1rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .solution-list li .sol-title {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text);
            margin-bottom: 2px;
        }

        .solution-list li .sol-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .solution-layout {
                grid-template-columns: 1fr;
            }
            .solution-image-wrap img {
                height: 220px;
            }
        }

        /* 客户证言 */
        .testimonial-section {
            background: var(--white);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .testimonial-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
        }

        .testimonial-stars {
            color: #FFB800;
            font-size: 0.9rem;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex-grow: 1;
        }

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

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-author .author-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--text);
        }

        .testimonial-author .author-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* 成果数据 */
        .results-section {
            background: linear-gradient(135deg, #0D2D4F 0%, #1F5C99 60%, #174A7D 100%);
            color: #fff;
        }

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

        .results-section .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }

        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .result-item {
            text-align: center;
            padding: 20px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .result-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: #FFD700;
            line-height: 1.2;
        }

        .result-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .results-grid {
                grid-template-columns: 1fr 1fr;
            }
            .result-number {
                font-size: 1.6rem;
            }
        }

        /* 前后对比 */
        .comparison-section {
            background: var(--bg);
        }

        .comparison-table-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 20px;
        }

        .comparison-col {
            border-radius: var(--radius);
            padding: 24px;
            border: 1px solid var(--border);
            background: var(--white);
        }

        .comparison-col.old {
            border-top: 4px solid #E74C3C;
        }

        .comparison-col.new {
            border-top: 4px solid var(--secondary);
            box-shadow: var(--shadow-hover);
        }

        .comparison-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-col.old h4 {
            color: #E74C3C;
        }

        .comparison-col.new h4 {
            color: var(--secondary);
        }

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

        .comparison-col ul li {
            padding: 8px 0;
            font-size: 0.88rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.6;
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        }

        .comparison-col ul li:last-child {
            border-bottom: none;
        }

        .comparison-col.old ul li i {
            color: #E74C3C;
        }

        .comparison-col.new ul li i {
            color: var(--secondary);
        }

        @media (max-width: 768px) {
            .comparison-table-wrap {
                grid-template-columns: 1fr;
            }
        }

        /* 深度内容区 */
        .deep-content-section {
            background: var(--white);
        }

        .deep-content-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .deep-content-wrap h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .deep-content-wrap p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 2;
            margin-bottom: 14px;
            text-align: justify;
        }

        .deep-content-wrap .lead-paragraph {
            font-size: 1.05rem;
            color: var(--text);
            font-weight: 500;
        }

        .deep-content-image {
            border-radius: var(--radius);
            overflow: hidden;
            margin: 20px 0;
            box-shadow: var(--shadow);
        }

        .deep-content-image img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }

        /* 新闻中心 */
        .news-section {
            background: var(--bg);
        }

        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 20px;
            margin-top: 20px;
        }

        .news-main-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            background: var(--white);
            border-radius: var(--radius);
            padding: 16px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: all var(--transition);
        }

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

        .news-date-block {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            text-align: center;
            min-width: 60px;
            flex-shrink: 0;
        }

        .news-date-block .day {
            font-size: 1.4rem;
            font-weight: 700;
            line-height: 1;
        }

        .news-date-block .month {
            font-size: 0.7rem;
            opacity: 0.85;
        }

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

        .news-item-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .news-item-content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .news-item-content a {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--secondary);
        }

        .news-item-content a:hover {
            color: var(--secondary-dark);
        }

        .news-sidebar {
            background: var(--white);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            height: fit-content;
        }

        .news-sidebar h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
            padding-bottom: 8px;
            border-bottom: 2px solid var(--primary);
        }

        .news-sidebar-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

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

        .news-sidebar-item img {
            width: 60px;
            height: 45px;
            object-fit: cover;
            border-radius: 4px;
            flex-shrink: 0;
        }

        .news-sidebar-item .side-title {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
        }

        .news-sidebar-item .side-date {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 合集目录 */
        .collection-section {
            background: var(--white);
        }

        .collection-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
            margin-top: 20px;
        }

        .collection-card {
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all var(--transition);
            position: relative;
            background: var(--white);
        }

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

        .collection-card img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

        .collection-card-body {
            padding: 14px 16px;
        }

        .collection-card-body h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }

        .collection-card-body p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .collection-count {
            font-size: 0.75rem;
            color: var(--secondary);
            font-weight: 600;
        }

        /* 观点解读 */
        .insight-section {
            background: var(--bg);
        }

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

        .insight-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 22px;
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }

        .insight-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .insight-card .quote-mark {
            font-size: 2.5rem;
            color: var(--primary);
            opacity: 0.2;
            line-height: 1;
            margin-bottom: 8px;
        }

        .insight-card blockquote {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 10px;
        }

        .insight-card .insight-author {
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* 保障图标条 */
        .trust-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
            text-align: center;
        }

        .trust-item {
            padding: 16px;
        }

        .trust-item i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .trust-item .trust-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text);
        }

        .trust-item .trust-desc {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* 品牌介绍 */
        .brand-intro-section {
            background: var(--bg);
        }

        .brand-intro-wrap {
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }

        .brand-intro-wrap p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 2;
            text-align: justify;
        }

        /* CTA 区块 */
        .cta-section {
            background: linear-gradient(135deg, #1F5C99 0%, #174A7D 50%, #0D2D4F 100%);
            color: #fff;
            text-align: center;
        }

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

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 24px;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex-grow: 1;
            min-width: 200px;
            padding: 10px 16px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            outline: none;
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .cta-form input:focus {
            border-color: #FFD700;
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
            background: rgba(255, 255, 255, 0.15);
        }

        .cta-form .btn-accent {
            white-space: nowrap;
        }

        /* Footer */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 50px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            margin-bottom: 30px;
        }

        .footer-col h5 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

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

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.85rem;
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul li a:hover {
            color: #FFD700;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--footer-text);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 10px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 16px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--footer-text);
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #8AB4D8;
            font-size: 0.8rem;
        }

        .footer-bottom a:hover {
            color: #FFD700;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* FAQ */
        .faq-section {
            background: var(--white);
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.1);
        }

        .faq-question {
            padding: 14px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text);
            background: var(--white);
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
        }

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

        .faq-question .faq-icon {
            font-size: 1.1rem;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-answer {
            padding: 0 18px 16px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }

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

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* 响应式 */
        @media (max-width: 640px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .pain-grid,
            .testimonial-grid,
            .insight-grid,
            .collection-grid {
                grid-template-columns: 1fr;
            }
            .trust-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-form input {
                min-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .trust-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 80px;
            --section-padding-mobile: 40px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        * {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-family);
            color: var(--text);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 0.5em;
        }
        h1 {
            font-size: 2rem;
            font-weight: 700;
        }
        h2 {
            font-size: 1.6rem;
            font-weight: 600;
        }
        h3 {
            font-size: 1.25rem;
            font-weight: 600;
        }
        p {
            margin: 0 0 1em;
            color: var(--text-secondary);
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        section {
            padding: var(--section-padding) 0;
        }

        /* Header 顶部品牌行 */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }
        .top-brand-bar .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }
        .top-brand-bar .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }
        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }
        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }
        .top-brand-actions a:hover {
            color: var(--primary);
        }
        .search-box-header {
            position: relative;
        }
        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 180px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }
        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 220px;
        }
        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 图标网格导航条 */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
        }
        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 4px 16px;
            align-items: center;
            justify-content: center;
        }
        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.75rem;
            white-space: nowrap;
            position: relative;
        }
        .icon-nav-item i {
            font-size: 1.4rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }
        .icon-nav-item:hover i {
            color: var(--primary);
        }
        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }
        .icon-nav-item.active i {
            color: var(--primary);
        }
        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(244, 247, 250, 0.98);
            z-index: 200;
            padding: 80px 24px 40px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-overlay .close-btn {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 2rem;
            background: none;
            border: none;
            color: var(--primary);
            cursor: pointer;
        }
        .mobile-nav-overlay .mobile-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .mobile-nav-overlay .mobile-grid .icon-nav-item {
            font-size: 1rem;
            padding: 16px 12px;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .mobile-nav-overlay .mobile-grid .icon-nav-item i {
            font-size: 2.5rem;
        }

        /* 分类页头 Banner */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 60px 0;
            min-height: 280px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(18, 58, 96, 0.88) 0%, rgba(31, 92, 153, 0.75) 55%, rgba(58, 157, 94, 0.55) 100%);
        }
        .category-hero-content {
            position: relative;
            z-index: 2;
            color: var(--white);
        }
        .category-hero-content h1 {
            color: var(--white);
            font-size: 2.2rem;
            margin-bottom: 12px;
        }
        .category-hero-content .cat-desc {
            color: rgba(255, 255, 255, 0.92);
            font-size: 1.05rem;
            line-height: 1.9;
            max-width: 700px;
            margin-bottom: 0;
        }
        .category-hero-content .badge-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--white);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }
        .breadcrumb-bar .breadcrumb-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
        }
        .breadcrumb-bar .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
        }
        .breadcrumb-bar .breadcrumb-list li a {
            color: var(--primary);
        }
        .breadcrumb-bar .breadcrumb-list li i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar .breadcrumb-list li.current {
            color: var(--text-secondary);
        }

        /* 快速筛选标签 */
        .filter-tags-bar {
            background: var(--white);
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .filter-tags .tag-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            font-weight: 600;
            margin-right: 4px;
        }
        .filter-tags .filter-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 16px;
            background: var(--bg);
            color: var(--text-secondary);
            font-size: 0.8rem;
            border: 1px solid var(--border-strong);
            transition: all var(--transition);
            cursor: pointer;
        }
        .filter-tags .filter-tag:hover,
        .filter-tags .filter-tag.active-tag {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }

        /* 文章卡片网格 */
        .article-grid-section {
            background: var(--bg);
        }
        .article-grid-section .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .article-grid-section .section-heading h2 {
            margin-bottom: 0;
            font-size: 1.5rem;
        }
        .article-grid-section .section-heading .total-count {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .article-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .article-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .article-card .card-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .article-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .article-card .card-cover .cover-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: var(--white);
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 0.7rem;
            font-weight: 600;
        }
        .article-card .card-date-badge {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(18, 58, 96, 0.9);
            color: var(--white);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.7rem;
        }
        .article-card .card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-body h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .article-card .card-body h3 a {
            color: var(--text);
        }
        .article-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .article-card .card-summary {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
            flex: 1;
        }
        .article-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 10px;
        }
        .article-card .card-footer .read-more {
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .article-card .card-footer .read-more:hover {
            color: var(--primary-dark);
        }
        .article-card .card-footer .card-date {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* 焦点赛事快报 */
        .focus-match-section {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .focus-match-box {
            background: linear-gradient(135deg, #123A60 0%, #1F5C99 70%, #3A9D5E 100%);
            border-radius: var(--radius);
            padding: 28px 32px;
            color: var(--white);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: center;
            box-shadow: var(--shadow-hover);
        }
        .focus-match-box .focus-left h3 {
            color: var(--white);
            font-size: 1.25rem;
            margin-bottom: 8px;
        }
        .focus-match-box .focus-left p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            margin-bottom: 0;
        }
        .focus-match-box .focus-right {
            display: flex;
            gap: 12px;
            align-items: center;
            justify-content: flex-end;
            flex-wrap: wrap;
        }
        .focus-match-box .focus-right .match-cta-btn {
            display: inline-block;
            background: var(--accent);
            color: var(--white);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        .focus-match-box .focus-right .match-cta-btn:hover {
            background: #D06A2E;
            color: var(--white);
            transform: scale(0.98);
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
        }
        .faq-section .section-heading {
            margin-bottom: 28px;
        }
        .faq-section .section-heading h2 {
            font-size: 1.5rem;
        }
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .faq-list .accordion-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
        }
        .faq-list .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            cursor: pointer;
            background: var(--white);
            transition: all var(--transition);
        }
        .faq-list .accordion-title:hover {
            background: rgba(31, 92, 153, 0.04);
        }
        .faq-list .accordion-title .faq-icon {
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-list .accordion-title .faq-icon.rotate {
            transform: rotate(45deg);
        }
        .faq-list .accordion-content {
            padding: 0 20px 16px;
            display: none;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .faq-list .accordion-content.show {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: var(--white);
            border-top: 1px solid var(--border);
        }
        .cta-wrapper {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, #1A3A5C 100%);
            border-radius: var(--radius);
            padding: 36px 32px;
            color: var(--white);
            text-align: center;
            box-shadow: var(--shadow-hover);
        }
        .cta-wrapper h2 {
            color: var(--white);
            font-size: 1.4rem;
            margin-bottom: 10px;
        }
        .cta-wrapper p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            margin-bottom: 18px;
        }
        .cta-wrapper .cta-btn-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-wrapper .cta-primary-btn {
            background: var(--accent);
            color: var(--white);
            padding: 11px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .cta-wrapper .cta-primary-btn:hover {
            background: #D06A2E;
            color: var(--white);
            transform: scale(0.98);
        }
        .cta-wrapper .cta-secondary-btn {
            background: transparent;
            color: var(--white);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.4);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .cta-wrapper .cta-secondary-btn:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
        }

        /* Footer */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1.2fr 1.2fr 1.5fr;
            gap: 30px;
            padding-bottom: 30px;
        }
        .footer-col h5 {
            color: var(--white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col h5 i {
            color: var(--secondary);
        }
        .footer-col p {
            color: var(--footer-text);
            font-size: 0.85rem;
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.85rem;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--white);
        }
        .footer-col ul li a i {
            font-size: 0.7rem;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--footer-text);
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--secondary);
            color: var(--white);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            align-items: center;
            justify-content: center;
            font-size: 0.78rem;
        }
        .footer-bottom p {
            margin: 0;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.78rem;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.78rem;
        }
        .footer-bottom a:hover {
            color: var(--white);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .article-grid {
                gap: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .top-brand-actions .search-box-header input {
                width: 120px;
            }
            .top-brand-actions a span {
                display: none;
            }
            .icon-nav-grid {
                display: none;
            }
            .mobile-hamburger {
                display: block;
                margin-left: auto;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .focus-match-box {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .focus-match-box .focus-right {
                justify-content: center;
            }
            .category-hero {
                padding: 40px 0;
                min-height: 220px;
            }
            .category-hero-content h1 {
                font-size: 1.6rem;
            }
            .category-hero-content .cat-desc {
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-wrapper {
                padding: 28px 18px;
            }
            .cta-wrapper h2 {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 520px) {
            .top-brand-actions .search-box-header {
                display: none;
            }
            .filter-tags .tag-label {
                display: block;
                width: 100%;
            }
            .filter-tags .filter-tag {
                font-size: 0.75rem;
                padding: 4px 10px;
            }
            .article-grid-section .section-heading {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 70px;
            --section-padding-mobile: 36px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-family);
            color: var(--text);
            line-height: 1.4;
            margin-top: 0;
        }

        h1 {
            font-size: 2.4rem;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        h2 {
            font-size: 1.8rem;
            font-weight: 600;
            letter-spacing: -0.3px;
            margin-bottom: 1rem;
        }

        h3 {
            font-size: 1.3rem;
            font-weight: 600;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }

        section {
            padding: var(--section-padding) 0;
        }

        /* ========== Header 顶部品牌行 ========== */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }

        .top-brand-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
            white-space: nowrap;
        }

        .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }

        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }

        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .top-brand-actions a:hover {
            color: var(--primary);
        }

        .search-box-header {
            position: relative;
        }

        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 170px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }

        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 210px;
        }

        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
        }

        /* ========== 图标网格导航条 ========== */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
        }

        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            align-items: center;
            justify-content: center;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.8rem;
            white-space: nowrap;
            position: relative;
            cursor: pointer;
        }

        .icon-nav-item i {
            font-size: 1.5rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }

        .icon-nav-item.active i {
            color: var(--primary);
        }

        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(244, 247, 250, 0.98);
            z-index: 200;
            padding: 24px;
            overflow-y: auto;
        }

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

        .mobile-nav-overlay .mobile-nav-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .mobile-nav-overlay .mobile-nav-close {
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
        }

        .mobile-nav-overlay .mobile-icon-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mobile-nav-overlay .mobile-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 16px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition);
        }

        .mobile-nav-overlay .mobile-icon-item i {
            font-size: 2rem;
            color: var(--primary);
        }

        .mobile-nav-overlay .mobile-icon-item.active {
            background: rgba(31, 92, 153, 0.08);
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ========== Hero Banner ========== */
        .category-hero {
            background-image: linear-gradient(rgba(18, 58, 96, 0.82), rgba(18, 58, 96, 0.72)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 70px 0;
            position: relative;
        }

        .category-hero .hero-content {
            max-width: 800px;
        }

        .category-hero h1 {
            color: #fff;
            font-size: 2.6rem;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .category-hero .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.9;
            margin-bottom: 24px;
            max-width: 700px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--secondary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            outline: none;
            text-decoration: none;
        }

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

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: scale(0.98);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-secondary {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(31, 92, 153, 0.08);
            color: var(--primary);
        }

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

        .btn-accent:hover {
            background: #C96B2E;
            color: #fff;
            transform: scale(0.98);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(31, 92, 153, 0.4);
            outline-offset: 2px;
        }

        /* ========== 板块标题 ========== */
        .section-heading {
            margin-bottom: 32px;
        }

        .section-heading h2 {
            position: relative;
            display: inline-block;
            margin-bottom: 8px;
        }

        .section-heading h2::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--secondary);
            border-radius: 2px;
            margin-top: 6px;
        }

        .section-heading p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 600px;
            margin-bottom: 0;
        }

        /* ========== 分类介绍区 ========== */
        .category-intro {
            background: var(--white);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .category-intro h2 {
            margin-bottom: 12px;
            font-size: 1.5rem;
        }

        .category-intro p {
            color: var(--text-secondary);
            font-size: 0.98rem;
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* ========== 特色数据行 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        .stat-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 18px 16px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

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

        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ========== 两列大图卡片列表 ========== */
        .article-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .article-card-large {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

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

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

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

        .article-card-large .card-image .card-category-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
        }

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

        .article-card-large .card-body h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .article-card-large .card-body h3 a {
            color: var(--text);
        }

        .article-card-large .card-body h3 a:hover {
            color: var(--primary);
        }

        .article-card-large .card-summary {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }

        .article-card-large .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }

        .article-card-large .card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-card-large .card-date i {
            color: var(--secondary);
        }

        .read-more-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition);
        }

        .read-more-link i {
            font-size: 0.7rem;
            transition: transform var(--transition);
        }

        .read-more-link:hover {
            color: var(--primary-dark);
        }

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

        /* ========== 球星荣誉墙 ========== */
        .honor-wall {
            background: var(--white);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .honor-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 20px;
        }

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

        .honor-item:hover {
            background: rgba(31, 92, 153, 0.05);
            border-color: rgba(31, 92, 153, 0.2);
        }

        .honor-item i {
            font-size: 1.8rem;
            color: var(--accent);
        }

        .honor-item .honor-info h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
            font-weight: 600;
        }

        .honor-item .honor-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* ========== 球队排行 ========== */
        .team-ranking {
            background: var(--white);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .ranking-list {
            list-style: none;
            margin: 0;
            padding: 0;
            margin-top: 16px;
        }

        .ranking-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 14px;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            font-size: 0.95rem;
        }

        .ranking-list li:last-child {
            border-bottom: none;
        }

        .ranking-list li:hover {
            background: var(--bg);
            border-radius: var(--radius-sm);
        }

        .rank-number {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            background: var(--bg);
            color: var(--text-secondary);
            flex-shrink: 0;
        }

        .ranking-list li:nth-child(1) .rank-number {
            background: var(--accent);
            color: #fff;
        }

        .ranking-list li:nth-child(2) .rank-number {
            background: var(--primary);
            color: #fff;
        }

        .ranking-list li:nth-child(3) .rank-number {
            background: var(--secondary);
            color: #fff;
        }

        .ranking-list .team-name {
            font-weight: 600;
            flex: 1;
        }

        .ranking-list .team-points {
            color: var(--text-secondary);
            font-size: 0.85rem;
        }

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

        .faq-accordion {
            max-width: 820px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            background: var(--white);
            border: none;
            padding: 16px 20px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition);
            outline: none;
            line-height: 1.5;
        }

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

        .faq-question:focus-visible {
            outline: 3px solid rgba(31, 92, 153, 0.3);
            outline-offset: -2px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--primary);
            transition: all var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            background: var(--bg);
            border-top: 1px solid transparent;
        }

        .faq-answer.open {
            max-height: 300px;
            border-top-color: var(--border);
            padding: 16px 20px;
        }

        .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: #fff;
            text-align: center;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-accent {
            font-size: 1rem;
            padding: 13px 32px;
            border-radius: var(--radius);
        }

        .cta-section .btn-accent:hover {
            background: #fff;
            color: var(--primary-dark);
            transform: scale(0.98);
        }

        .cta-section .cta-note {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 14px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 48px 0 0;
            font-size: 0.9rem;
        }

        .site-footer a {
            color: var(--footer-text);
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: #fff;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col h5 i {
            color: var(--secondary);
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-bottom: 8px;
        }

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

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

        .footer-col ul li a {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
        }

        .footer-col ul li a i {
            font-size: 0.6rem;
            color: var(--secondary);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            transition: all var(--transition);
        }

        .footer-social a:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 20px;
            font-size: 0.78rem;
            text-align: center;
        }

        .footer-bottom p {
            margin: 0;
        }

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

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom .footer-separator {
            color: rgba(255, 255, 255, 0.3);
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            h1 {
                font-size: 2rem;
            }

            h2 {
                font-size: 1.6rem;
            }

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

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

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

        @media screen and (max-width: 768px) {
            .icon-nav-grid {
                display: none;
            }

            .mobile-hamburger {
                display: block;
            }

            .top-brand-actions .search-box-header {
                display: none;
            }

            .top-brand-actions a span {
                display: none;
            }

            .top-brand-actions a {
                font-size: 1.1rem;
            }

            .category-hero {
                padding: 48px 0;
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .category-hero .hero-subtitle {
                font-size: 0.95rem;
            }

            .article-card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

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

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }

            .category-intro {
                padding: 20px;
            }

            .team-ranking,
            .honor-wall {
                padding: 20px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .stat-card .stat-number {
                font-size: 1.5rem;
            }
        }

        @media screen and (max-width: 520px) {
            h1 {
                font-size: 1.7rem;
            }

            h2 {
                font-size: 1.4rem;
            }

            .category-hero h1 {
                font-size: 1.6rem;
            }

            .top-brand-bar {
                height: 50px;
            }

            .brand-logo {
                font-size: 1.1rem;
            }

            .brand-logo i {
                font-size: 1.3rem;
            }

            .top-brand-actions {
                gap: 12px;
            }

            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }

            .article-card-large .card-body {
                padding: 16px;
            }

            .article-card-large .card-body h3 {
                font-size: 1.05rem;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .btn {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 80px;
            --section-padding-mobile: 40px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            padding: var(--section-padding) 0;
        }

        @media (max-width: 640px) {
            section {
                padding: var(--section-padding-mobile) 0;
            }
        }

        /* 顶部品牌行 */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }

        .top-brand-bar .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
            text-decoration: none;
        }

        .top-brand-bar .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }

        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }

        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }

        .top-brand-actions a:hover {
            color: var(--primary);
        }

        .search-box-header {
            position: relative;
        }

        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 180px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }

        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 220px;
        }

        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
            pointer-events: none;
        }

        /* 图标网格导航条 */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            align-items: center;
            justify-content: center;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.78rem;
            white-space: nowrap;
            position: relative;
            text-decoration: none;
            cursor: pointer;
        }

        .icon-nav-item i {
            font-size: 1.4rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }

        .icon-nav-item.active i {
            color: var(--primary);
        }

        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
            z-index: 95;
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(244, 247, 250, 0.98);
            z-index: 94;
            padding: 70px 20px 20px;
            overflow-y: auto;
        }

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

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-grid .icon-nav-item {
            flex-direction: row;
            gap: 10px;
            font-size: 0.9rem;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: var(--white);
            box-shadow: var(--shadow);
        }

        .mobile-nav-grid .icon-nav-item i {
            font-size: 1.8rem;
        }

        /* 分类页头 */
        .page-hero {
            background-image: linear-gradient(rgba(20, 40, 60, 0.75), rgba(20, 40, 60, 0.7)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--white);
            padding: 70px 0 60px;
            position: relative;
            text-align: left;
        }

        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }

        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }

        .page-hero .breadcrumb a:hover {
            color: var(--white);
        }

        .page-hero h1 {
            font-size: 2.2rem;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--white);
            line-height: 1.3;
        }

        .page-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 760px;
            line-height: 1.9;
            margin: 0;
        }

        /* 通用标题 */
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.7;
            max-width: 680px;
        }

        /* 行列表布局（左文右图） */
        .article-list-section {
            background: var(--white);
        }

        .article-list-container {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-row-card {
            display: flex;
            flex-direction: row;
            align-items: stretch;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }

        .article-row-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(31, 92, 153, 0.2);
        }

        .article-row-card .article-text {
            flex: 1;
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            gap: 10px;
            min-width: 0;
        }

        .article-row-card .article-tag {
            display: inline-block;
            background: rgba(58, 157, 94, 0.1);
            color: var(--secondary-dark);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.3px;
            width: fit-content;
        }

        .article-row-card .article-title {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 0;
            color: var(--text);
            line-height: 1.5;
        }

        .article-row-card .article-title a {
            color: var(--text);
            text-decoration: none;
            transition: color var(--transition);
        }

        .article-row-card .article-title a:hover {
            color: var(--primary);
        }

        .article-row-card .article-summary {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-row-card .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: auto;
        }

        .article-row-card .article-meta .date {
            color: var(--primary);
            font-weight: 500;
        }

        .article-row-card .article-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            text-decoration: none;
            transition: color var(--transition);
            margin-left: auto;
        }

        .article-row-card .article-meta .read-more:hover {
            color: var(--primary-dark);
        }

        .article-row-card .article-image {
            flex: 0 0 280px;
            overflow: hidden;
            position: relative;
            min-height: 180px;
        }

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

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

        /* 装备选购指南区块 */
        .gear-guide-section {
            background: var(--bg);
        }

        .gear-guide-block {
            display: flex;
            gap: 40px;
            align-items: center;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 36px 32px;
            box-shadow: var(--shadow);
        }

        .gear-guide-text {
            flex: 1;
        }

        .gear-guide-text h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .gear-guide-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        .gear-guide-text p:last-child {
            margin-bottom: 0;
        }

        .gear-guide-image {
            flex: 0 0 250px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .gear-guide-image img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-radius: var(--radius);
        }

        .gear-tips-list {
            list-style: none;
            margin: 16px 0 0;
            padding: 0;
        }

        .gear-tips-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            padding: 8px 0;
            line-height: 1.7;
            border-bottom: 1px solid var(--border);
        }

        .gear-tips-list li:last-child {
            border-bottom: none;
        }

        .gear-tips-list li i {
            color: var(--secondary);
            font-size: 0.9rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* 热门推荐区块 */
        .hot-gear-section {
            background: var(--white);
        }

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

        .hot-gear-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 18px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            text-align: center;
        }

        .hot-gear-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(31, 92, 153, 0.2);
        }

        .hot-gear-card .hot-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            color: var(--white);
            font-size: 1.2rem;
        }

        .hot-gear-card .hot-icon.secondary-bg {
            background: var(--secondary);
        }

        .hot-gear-card .hot-icon.accent-bg {
            background: var(--accent);
        }

        .hot-gear-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 6px;
            color: var(--text);
        }

        .hot-gear-card p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ区块 */
        .faq-section {
            background: var(--bg);
        }

        .faq-container {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(31, 92, 153, 0.2);
        }

        .faq-question {
            width: 100%;
            background: var(--white);
            border: none;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition);
            outline: none;
        }

        .faq-question:hover {
            background: rgba(31, 92, 153, 0.03);
        }

        .faq-question:focus-visible {
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.2);
        }

        .faq-question .faq-icon {
            color: var(--primary);
            font-size: 1rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
            background: rgba(244, 247, 250, 0.5);
        }

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

        /* CTA区块 */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--white);
            text-align: center;
            padding: 56px 0;
        }

        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--white);
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

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

        .btn-primary {
            background: var(--white);
            color: var(--primary-dark);
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }

        .btn-primary:hover {
            background: #e8edf4;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        .btn-secondary {
            background: transparent;
            color: var(--white);
            border: 2px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-sm);
            padding: 8px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }

        .btn-secondary:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            transform: translateY(-2px);
        }

        /* 页脚 */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 48px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h5 {
            color: var(--white);
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col h5 i {
            color: var(--secondary);
        }

        .footer-col p {
            font-size: 0.82rem;
            color: var(--footer-text);
            line-height: 1.7;
            margin: 0 0 10px;
        }

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

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.82rem;
            text-decoration: none;
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-col ul li a i {
            font-size: 0.7rem;
            color: var(--secondary);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 10px;
        }

        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--footer-text);
            transition: all var(--transition);
            text-decoration: none;
        }

        .footer-social a:hover {
            background: var(--primary-light);
            color: var(--white);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: rgba(184, 201, 218, 0.7);
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-bottom a {
            color: rgba(184, 201, 218, 0.7);
            text-decoration: none;
            transition: color var(--transition);
        }

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

        /* 响应式 */
        @media (max-width: 1024px) {
            .article-row-card .article-image {
                flex: 0 0 220px;
            }

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

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

            .gear-guide-block {
                flex-direction: column;
                align-items: flex-start;
            }

            .gear-guide-image {
                flex: 0 0 auto;
                width: 100%;
            }

            .gear-guide-image img {
                height: 200px;
            }
        }

        @media (max-width: 768px) {
            .top-brand-actions .search-box-header {
                display: none;
            }

            .top-brand-actions a span {
                display: none;
            }

            .top-brand-actions a {
                font-size: 1.2rem;
            }

            .mobile-hamburger {
                display: block;
            }

            .icon-nav-grid {
                display: none;
            }

            .icon-nav-bar {
                padding: 4px 0;
            }

            .icon-nav-bar .container-custom {
                display: flex;
                align-items: center;
                justify-content: space-between;
            }

            .page-hero {
                padding: 50px 0 40px;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .page-hero .hero-desc {
                font-size: 0.9rem;
            }

            .article-row-card {
                flex-direction: column-reverse;
            }

            .article-row-card .article-image {
                flex: 0 0 auto;
                width: 100%;
                height: 200px;
            }

            .article-row-card .article-text {
                padding: 16px 18px;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .hot-gear-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .cta-section h2 {
                font-size: 1.3rem;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            .hot-gear-grid {
                grid-template-columns: 1fr;
            }

            .article-row-card .article-image {
                height: 160px;
            }

            .article-row-card .article-title {
                font-size: 1rem;
            }

            .article-row-card .article-summary {
                font-size: 0.82rem;
                -webkit-line-clamp: 2;
            }

            .page-hero h1 {
                font-size: 1.35rem;
            }

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

            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

.gear-care-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 24px; }
            .gear-care-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; transition: all var(--transition); }
            .gear-care-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
            .gear-care-card i { font-size: 1.6rem; color: var(--primary); margin-bottom: 10px; }
            .gear-care-card h4 { font-size: 0.95rem; font-weight: 600; margin: 0 0 6px; }
            .gear-care-card p { font-size: 0.82rem; color: var(--text-secondary); margin: 0; line-height: 1.6; }
            @media (max-width: 768px) { .gear-care-grid { grid-template-columns: 1fr 1fr; } }
            @media (max-width: 520px) { .gear-care-grid { grid-template-columns: 1fr; } }

/* roulang page: category5 */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 80px;
            --section-padding-mobile: 40px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Header 顶部品牌行 */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }
        .top-brand-bar .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }
        .top-brand-bar .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }
        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }
        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }
        .top-brand-actions a:hover {
            color: var(--primary);
        }
        .search-box-header {
            position: relative;
        }
        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 180px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }
        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 220px;
        }
        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 图标网格导航条 */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
        }
        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 24px;
            align-items: center;
            justify-content: center;
        }
        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.8rem;
            white-space: nowrap;
            position: relative;
        }
        .icon-nav-item i {
            font-size: 1.5rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }
        .icon-nav-item:hover i {
            color: var(--primary);
        }
        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }
        .icon-nav-item.active i {
            color: var(--primary);
        }
        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(244, 247, 250, 0.98);
            z-index: 200;
            padding: 80px 20px 40px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .mobile-nav-grid .icon-nav-item {
            padding: 16px;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            font-size: 1rem;
        }
        .mobile-nav-grid .icon-nav-item i {
            font-size: 2rem;
        }
        .mobile-nav-close {
            position: absolute;
            top: 16px;
            right: 20px;
            background: none;
            border: none;
            font-size: 2rem;
            color: var(--primary);
            cursor: pointer;
        }

        /* 分类页 Hero */
        .category-hero {
            position: relative;
            min-height: 340px;
            background-image: linear-gradient(rgba(18, 58, 96, 0.82), rgba(18, 58, 96, 0.65)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            padding: 60px 0 50px;
        }
        .category-hero-content {
            width: 100%;
        }
        .category-hero-content .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.85rem;
            margin-bottom: 16px;
        }
        .category-hero-content .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }
        .category-hero-content .breadcrumb a:hover {
            color: var(--white);
        }
        .category-hero-content .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.5);
        }
        .category-hero h1 {
            color: var(--white);
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .category-hero p {
            color: rgba(255, 255, 255, 0.88);
            font-size: 1.05rem;
            max-width: 760px;
            line-height: 1.9;
            margin: 0;
        }
        .category-hero-actions {
            margin-top: 24px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: var(--white);
            transform: scale(0.98);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--white);
            border: 2px solid rgba(255, 255, 255, 0.7);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--white);
            border-color: var(--white);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: rgba(31, 92, 153, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        /* 板块通用 */
        section {
            padding: var(--section-padding) 0;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-title-group {
            margin-bottom: 36px;
        }
        .text-center {
            text-align: center;
        }
        .text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        .badge {
            display: inline-block;
            background: rgba(58, 157, 94, 0.12);
            color: var(--secondary-dark);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        /* 混合栅格文章区 */
        .mixed-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .featured-card {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .featured-card .card-image {
            min-height: 300px;
            overflow: hidden;
            position: relative;
        }
        .featured-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-card:hover .card-image img {
            transform: scale(1.04);
        }
        .featured-card .card-body {
            padding: 28px 30px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .card-body .badge {
            align-self: flex-start;
        }
        .featured-card .card-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 8px 0 12px;
            line-height: 1.5;
        }
        .featured-card .card-body p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: auto;
        }
        .card-meta i {
            color: var(--secondary);
        }
        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: all var(--transition);
        }
        .read-more-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }
        .small-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .small-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .small-card .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }
        .small-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .small-card:hover .card-image img {
            transform: scale(1.04);
        }
        .small-card .card-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .small-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .small-card .card-body p {
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.8;
            margin-bottom: 12px;
            flex: 1;
        }

        /* 训练流程 */
        .training-steps {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 40px;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 24px;
        }
        .step-item {
            text-align: center;
            padding: 20px 16px;
            border-radius: var(--radius-sm);
            background: var(--bg);
            position: relative;
            transition: all var(--transition);
        }
        .step-item:hover {
            background: rgba(31, 92, 153, 0.06);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* 卖点区块 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 28px 24px;
            transition: all var(--transition);
            text-align: left;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .feature-card .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            background: rgba(31, 92, 153, 0.08);
            color: var(--primary);
            font-size: 1.5rem;
            margin-bottom: 16px;
        }
        .feature-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* 数据统计条 */
        .stats-strip {
            background: var(--primary);
            border-radius: var(--radius);
            padding: 36px 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
        }
        .stat-item .stat-label {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* FAQ */
        .faq-section {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 40px;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-strong);
            padding: 16px 0;
            cursor: pointer;
            transition: all var(--transition);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
        }
        .faq-question .faq-toggle {
            font-size: 1.1rem;
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.9;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding-top: 12px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            border-radius: var(--radius);
            padding: 48px 40px;
            text-align: center;
            color: var(--white);
        }
        .cta-section h2 {
            color: var(--white);
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.9;
        }
        .cta-section .btn-primary {
            background: var(--secondary);
        }
        .cta-section .btn-primary:hover {
            background: var(--secondary-dark);
        }
        .cta-section .btn-outline-light {
            margin-left: 8px;
        }

        /* 相关推荐 */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .related-card .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .related-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .card-image img {
            transform: scale(1.04);
        }
        .related-card .card-body {
            padding: 18px 20px;
        }
        .related-card .card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .related-card .card-body a {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
        }
        .related-card .card-body a:hover {
            color: var(--primary-dark);
        }

        /* Footer */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h5 {
            color: var(--white);
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col h5 i {
            color: var(--secondary);
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.8;
            margin-bottom: 8px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.88rem;
            transition: color var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--white);
        }
        .footer-col ul li a i {
            font-size: 0.7rem;
            color: var(--secondary);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            font-size: 1rem;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--secondary);
            color: var(--white);
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-bottom p {
            margin: 4px 0;
        }
        .footer-bottom a {
            color: var(--footer-text);
        }
        .footer-bottom a:hover {
            color: var(--white);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                padding: 28px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            section {
                padding: var(--section-padding-mobile) 0;
            }
            .top-brand-actions a span {
                display: none;
            }
            .search-box-header input {
                width: 120px;
            }
            .search-box-header input:focus {
                width: 150px;
            }
            .icon-nav-grid {
                display: none;
            }
            .mobile-hamburger {
                display: block;
            }
            .category-hero {
                min-height: 260px;
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero p {
                font-size: 0.9rem;
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .card-image {
                min-height: 200px;
                aspect-ratio: 16/7;
            }
            .mixed-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                padding: 20px 16px;
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
            .training-steps,
            .faq-section,
            .cta-section {
                padding: 24px 20px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-hero-actions {
                flex-direction: column;
            }
            .category-hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .stats-strip {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category6 */
:root {
        --primary: #1F5C99;
        --primary-dark: #174A7D;
        --primary-light: #4A7FBF;
        --secondary: #3A9D5E;
        --secondary-dark: #2C7A47;
        --accent: #E27D3A;
        --bg: #F4F7FA;
        --white: #FFFFFF;
        --text: #1A1A1A;
        --text-secondary: #5A5A5A;
        --text-muted: #9A9A9A;
        --border: rgba(31, 92, 153, 0.08);
        --border-strong: #D1D9E6;
        --radius: 12px;
        --radius-sm: 6px;
        --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
        --section-padding: 80px;
        --section-padding-mobile: 40px;
        --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        --transition: 0.3s ease;
        --footer-bg: #123A60;
        --footer-text: #B8C9DA;
    }

    html {
        scroll-behavior: smooth;
        font-size: 16px;
        box-sizing: border-box;
    }

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

    body {
        font-family: var(--font-family);
        color: var(--text);
        background: var(--bg);
        line-height: 1.8;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        margin: 0;
        padding: 0;
    }

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

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

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

    button,
    input,
    textarea {
        font-family: var(--font-family);
        font-size: 1rem;
    }

    .container-custom {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

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

    @media (min-width: 1024px) {
        section {
            padding: var(--section-padding) 0;
        }
    }

    .section-title {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 12px;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 1rem;
        color: var(--text-secondary);
        margin-bottom: 32px;
        line-height: 1.8;
    }

    /* Header 顶部品牌行 */
    .top-brand-bar {
        background: var(--white);
        height: 56px;
        display: flex;
        align-items: center;
        border-bottom: 1px solid var(--border);
        position: relative;
        z-index: 100;
    }

    .top-brand-bar .brand-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-weight: 700;
        font-size: 1.25rem;
        color: var(--primary);
    }

    .top-brand-bar .brand-logo i {
        font-size: 1.5rem;
        color: var(--secondary);
    }

    .top-brand-actions {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-left: auto;
    }

    .top-brand-actions a {
        color: var(--text-secondary);
        font-size: 0.9rem;
        display: flex;
        align-items: center;
        gap: 6px;
        transition: color var(--transition);
    }

    .top-brand-actions a:hover {
        color: var(--primary);
    }

    .search-box-header {
        position: relative;
    }

    .search-box-header input {
        border: 1px solid var(--border-strong);
        border-radius: 20px;
        padding: 6px 32px 6px 16px;
        font-size: 0.85rem;
        width: 180px;
        outline: none;
        transition: all var(--transition);
        background: var(--bg);
    }

    .search-box-header input:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
        background: var(--white);
        width: 220px;
    }

    .search-box-header i {
        position: absolute;
        right: 12px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-muted);
        font-size: 0.85rem;
    }

    /* 图标网格导航条 */
    .icon-nav-bar {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 90;
        padding: 8px 0;
    }

    .icon-nav-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 8px 24px;
        align-items: center;
        justify-content: center;
    }

    .icon-nav-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        padding: 6px 12px;
        border-radius: var(--radius-sm);
        transition: all var(--transition);
        color: var(--text-secondary);
        font-size: 0.8rem;
        white-space: nowrap;
        position: relative;
    }

    .icon-nav-item i {
        font-size: 1.5rem;
        color: var(--text-muted);
        transition: color var(--transition);
    }

    .icon-nav-item:hover {
        background: rgba(31, 92, 153, 0.05);
        color: var(--primary);
    }

    .icon-nav-item:hover i {
        color: var(--primary);
    }

    .icon-nav-item.active {
        color: var(--primary);
        background: rgba(31, 92, 153, 0.08);
    }

    .icon-nav-item.active i {
        color: var(--primary);
    }

    .icon-nav-item.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }

    .mobile-hamburger {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--primary);
        cursor: pointer;
        padding: 4px 8px;
    }

    .mobile-nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg);
        z-index: 200;
        padding: 20px;
        overflow-y: auto;
    }

    .mobile-nav-overlay.open {
        display: flex;
        flex-direction: column;
    }

    .mobile-nav-overlay .close-btn {
        align-self: flex-end;
        background: none;
        border: none;
        font-size: 1.8rem;
        color: var(--primary);
        cursor: pointer;
        margin-bottom: 16px;
    }

    .mobile-nav-overlay .icon-nav-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .mobile-nav-overlay .icon-nav-item {
        flex-direction: column;
        align-items: center;
        gap: 8px;
        padding: 16px;
        background: var(--white);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        font-size: 0.9rem;
    }

    .mobile-nav-overlay .icon-nav-item i {
        font-size: 2rem;
    }

    @media (max-width: 767px) {
        .top-brand-actions {
            display: none;
        }

        .mobile-hamburger {
            display: inline-block;
            margin-left: auto;
        }

        .icon-nav-grid {
            display: none;
        }
    }

    /* 分类页 Banner */
    .category-banner {
        background: linear-gradient(135deg, rgba(31, 92, 153, 0.92) 0%, rgba(18, 58, 96, 0.88) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        padding: 60px 0 70px;
        position: relative;
        overflow: hidden;
    }

    .category-banner::after {
        content: '';
        position: absolute;
        bottom: -40px;
        right: -40px;
        width: 200px;
        height: 200px;
        background: rgba(58, 157, 94, 0.18);
        border-radius: 50%;
    }

    .category-banner .banner-content {
        position: relative;
        z-index: 1;
    }

    .category-banner .banner-badge {
        display: inline-block;
        background: rgba(58, 157, 94, 0.25);
        color: #B8E6CC;
        padding: 4px 14px;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 600;
        margin-bottom: 14px;
        letter-spacing: 0.5px;
    }

    .category-banner .banner-title {
        font-size: 2rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 16px;
        line-height: 1.3;
    }

    .category-banner .banner-desc {
        font-size: 1.05rem;
        color: rgba(255, 255, 255, 0.85);
        max-width: 680px;
        line-height: 1.9;
    }

    @media (min-width: 1024px) {
        .category-banner .banner-title {
            font-size: 2.4rem;
        }
    }

    /* 分类页头 */
    .category-header-section {
        background: var(--white);
        padding: 40px 0 36px;
        border-bottom: 1px solid var(--border);
    }

    .category-header-section .cat-h1 {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 10px;
        line-height: 1.4;
    }

    .category-header-section .cat-breadcrumb {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.85rem;
        color: var(--text-muted);
        margin-bottom: 12px;
        flex-wrap: wrap;
    }

    .category-header-section .cat-breadcrumb a {
        color: var(--text-secondary);
    }

    .category-header-section .cat-breadcrumb a:hover {
        color: var(--primary);
    }

    .category-header-section .cat-intro {
        font-size: 1rem;
        color: var(--text-secondary);
        max-width: 800px;
        line-height: 1.9;
    }

    /* 混合栅格文章区 */
    .articles-mixed-section {
        background: var(--bg);
        padding: 50px 0 60px;
    }

    .featured-article-card {
        background: var(--white);
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: all var(--transition);
        margin-bottom: 28px;
        display: grid;
        grid-template-columns: 1fr;
    }

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

    .featured-article-card .featured-img {
        position: relative;
        overflow: hidden;
        min-height: 240px;
    }

    .featured-article-card .featured-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform var(--transition);
    }

    .featured-article-card:hover .featured-img img {
        transform: scale(1.04);
    }

    .featured-article-card .featured-badge {
        position: absolute;
        top: 16px;
        left: 16px;
        background: var(--accent);
        color: var(--white);
        padding: 4px 12px;
        border-radius: 4px;
        font-size: 0.75rem;
        font-weight: 700;
        letter-spacing: 0.5px;
    }

    .featured-article-card .featured-body {
        padding: 24px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .featured-article-card .featured-body h3 {
        font-size: 1.35rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 10px;
        line-height: 1.5;
    }

    .featured-article-card .featured-body h3 a {
        color: var(--text);
        transition: color var(--transition);
    }

    .featured-article-card .featured-body h3 a:hover {
        color: var(--primary);
    }

    .featured-article-card .featured-meta {
        display: flex;
        gap: 16px;
        align-items: center;
        margin-bottom: 12px;
        font-size: 0.8rem;
        color: var(--text-muted);
        flex-wrap: wrap;
    }

    .featured-article-card .featured-meta i {
        color: var(--secondary);
        margin-right: 4px;
    }

    .featured-article-card .featured-excerpt {
        font-size: 0.95rem;
        color: var(--text-secondary);
        line-height: 1.9;
        margin-bottom: 16px;
    }

    .btn-read-more {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--primary);
        color: var(--white);
        padding: 8px 20px;
        border-radius: var(--radius-sm);
        font-size: 0.85rem;
        font-weight: 600;
        transition: all var(--transition);
        align-self: flex-start;
    }

    .btn-read-more:hover {
        background: var(--primary-dark);
        color: var(--white);
        transform: scale(0.98);
    }

    .btn-read-more i {
        font-size: 0.8rem;
    }

    @media (min-width: 768px) {
        .featured-article-card {
            grid-template-columns: 1fr 1fr;
        }

        .featured-article-card .featured-img {
            min-height: 300px;
        }
    }

    /* 小卡 */
    .small-article-card {
        background: var(--white);
        border-radius: var(--radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
        transition: all var(--transition);
        height: 100%;
        display: flex;
        flex-direction: column;
        margin-bottom: 20px;
    }

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

    .small-article-card .small-img {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/9;
    }

    .small-article-card .small-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform var(--transition);
    }

    .small-article-card:hover .small-img img {
        transform: scale(1.05);
    }

    .small-article-card .small-badge {
        position: absolute;
        top: 10px;
        left: 10px;
        background: var(--secondary);
        color: var(--white);
        padding: 2px 10px;
        border-radius: 3px;
        font-size: 0.7rem;
        font-weight: 700;
    }

    .small-article-card .small-body {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .small-article-card .small-body h3 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
        line-height: 1.5;
    }

    .small-article-card .small-body h3 a {
        color: var(--text);
        transition: color var(--transition);
    }

    .small-article-card .small-body h3 a:hover {
        color: var(--primary);
    }

    .small-article-card .small-meta {
        font-size: 0.75rem;
        color: var(--text-muted);
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .small-article-card .small-meta i {
        color: var(--secondary);
    }

    .small-article-card .small-excerpt {
        font-size: 0.85rem;
        color: var(--text-secondary);
        line-height: 1.8;
        margin-bottom: 12px;
        flex: 1;
    }

    .small-article-card .small-link {
        font-size: 0.8rem;
        font-weight: 600;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 4px;
        transition: all var(--transition);
    }

    .small-article-card .small-link:hover {
        color: var(--primary-dark);
        gap: 8px;
    }

    /* 社区亮点 */
    .community-highlights {
        background: var(--white);
        padding: 50px 0;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .highlight-item {
        text-align: center;
        padding: 20px 16px;
    }

    .highlight-item .highlight-icon {
        font-size: 2rem;
        color: var(--secondary);
        margin-bottom: 10px;
    }

    .highlight-item .highlight-number {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 4px;
    }

    .highlight-item .highlight-label {
        font-size: 0.9rem;
        color: var(--text-secondary);
    }

    /* 球迷故事深度区 */
    .fan-story-section {
        background: var(--bg);
        padding: 50px 0;
    }

    .fan-story-card {
        background: var(--white);
        border-radius: var(--radius);
        padding: 28px;
        box-shadow: var(--shadow);
        border: 1px solid var(--border);
    }

    .fan-story-card h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 12px;
    }

    .fan-story-card p {
        font-size: 0.95rem;
        color: var(--text-secondary);
        line-height: 1.9;
        margin-bottom: 10px;
    }

    /* FAQ */
    .faq-section {
        background: var(--white);
        padding: 50px 0;
        border-top: 1px solid var(--border);
    }

    .faq-section .accordion {
        margin-top: 20px;
    }

    .faq-section .accordion-item {
        border: 1px solid var(--border-strong);
        border-radius: var(--radius-sm);
        margin-bottom: 12px;
        overflow: hidden;
        background: var(--white);
        transition: all var(--transition);
    }

    .faq-section .accordion-item:hover {
        border-color: var(--primary-light);
    }

    .faq-section .accordion-title {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text);
        padding: 16px 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        cursor: pointer;
        transition: all var(--transition);
        line-height: 1.5;
    }

    .faq-section .accordion-title:hover {
        background: rgba(31, 92, 153, 0.03);
        color: var(--primary);
    }

    .faq-section .accordion-title::after {
        content: '+';
        font-size: 1.3rem;
        font-weight: 300;
        color: var(--primary);
        transition: transform var(--transition);
    }

    .faq-section .accordion-item.is-active .accordion-title::after {
        content: '−';
        transform: rotate(180deg);
    }

    .faq-section .accordion-content {
        padding: 0 20px 16px;
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.9;
        background: #FAFCFE;
        border-top: 1px solid var(--border);
        padding-top: 14px;
    }

    /* CTA */
    .cta-section {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        padding: 60px 0;
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        top: -50px;
        right: -50px;
        width: 180px;
        height: 180px;
        background: rgba(58, 157, 94, 0.15);
        border-radius: 50%;
    }

    .cta-section::after {
        content: '';
        position: absolute;
        bottom: -30px;
        left: -30px;
        width: 140px;
        height: 140px;
        background: rgba(226, 125, 58, 0.12);
        border-radius: 50%;
    }

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

    .cta-box h2 {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 12px;
        line-height: 1.4;
    }

    .cta-box p {
        color: rgba(255, 255, 255, 0.85);
        max-width: 600px;
        margin: 0 auto 24px;
        font-size: 0.95rem;
        line-height: 1.9;
    }

    .cta-box .cta-form {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        justify-content: center;
        max-width: 500px;
        margin: 0 auto;
    }

    .cta-box .cta-form input {
        flex: 1;
        min-width: 200px;
        padding: 12px 16px;
        border: none;
        border-radius: var(--radius-sm);
        font-size: 0.9rem;
        outline: none;
        transition: all var(--transition);
        background: var(--white);
    }

    .cta-box .cta-form input:focus {
        box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.4);
    }

    .cta-box .cta-form button {
        background: var(--accent);
        color: var(--white);
        border: none;
        border-radius: var(--radius-sm);
        padding: 12px 24px;
        font-size: 0.9rem;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
        white-space: nowrap;
    }

    .cta-box .cta-form button:hover {
        background: #C6662E;
        transform: scale(0.98);
    }

    .cta-box .cta-note {
        margin-top: 14px;
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.6);
    }

    /* 相关推荐 */
    .related-section {
        background: var(--bg);
        padding: 50px 0;
    }

    .related-tag-list {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .related-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--white);
        border: 1px solid var(--border-strong);
        border-radius: 20px;
        padding: 8px 16px;
        font-size: 0.85rem;
        color: var(--text-secondary);
        transition: all var(--transition);
    }

    .related-tag:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: rgba(31, 92, 153, 0.04);
    }

    .related-tag i {
        font-size: 0.8rem;
        color: var(--secondary);
    }

    /* Footer */
    .site-footer {
        background: var(--footer-bg);
        color: var(--footer-text);
        padding: 50px 0 20px;
    }

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

    @media (min-width: 768px) {
        .site-footer .footer-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (min-width: 1024px) {
        .site-footer .footer-grid {
            grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
        }
    }

    .site-footer .footer-col h5 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 14px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .site-footer .footer-col h5 i {
        color: var(--secondary);
    }

    .site-footer .footer-col p {
        font-size: 0.85rem;
        line-height: 1.8;
        margin-bottom: 10px;
    }

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

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

    .site-footer .footer-col ul li a {
        color: var(--footer-text);
        font-size: 0.85rem;
        transition: all var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .site-footer .footer-col ul li a:hover {
        color: var(--white);
        padding-left: 4px;
    }

    .site-footer .footer-col ul li a i {
        font-size: 0.7rem;
        color: var(--secondary);
    }

    .site-footer .footer-social {
        display: flex;
        gap: 12px;
        margin-top: 10px;
    }

    .site-footer .footer-social a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.08);
        color: var(--footer-text);
        transition: all var(--transition);
    }

    .site-footer .footer-social a:hover {
        background: var(--secondary);
        color: var(--white);
        transform: translateY(-3px);
    }

    .site-footer .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 16px;
        display: flex;
        flex-wrap: wrap;
        gap: 8px 16px;
        justify-content: center;
        font-size: 0.78rem;
    }

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

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

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

    /* 响应式图片 */
    @media (max-width: 520px) {
        .featured-article-card .featured-body h3 {
            font-size: 1.1rem;
        }

        .small-article-card .small-body h3 {
            font-size: 0.9rem;
        }

        .category-banner .banner-title {
            font-size: 1.5rem;
        }

        .category-banner .banner-desc {
            font-size: 0.9rem;
        }

        .cta-box h2 {
            font-size: 1.3rem;
        }
    }

/* roulang page: category4 */
:root {
            --primary: #1F5C99;
            --primary-dark: #174A7D;
            --primary-light: #4A7FBF;
            --secondary: #3A9D5E;
            --secondary-dark: #2C7A47;
            --accent: #E27D3A;
            --bg: #F4F7FA;
            --white: #FFFFFF;
            --text: #1A1A1A;
            --text-secondary: #5A5A5A;
            --text-muted: #9A9A9A;
            --border: rgba(31, 92, 153, 0.08);
            --border-strong: #D1D9E6;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
            --section-padding: 72px;
            --section-padding-mobile: 40px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.3s ease;
            --footer-bg: #123A60;
            --footer-text: #B8C9DA;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            color: var(--text);
            background: var(--bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        section {
            padding: var(--section-padding) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--secondary);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.9;
        }
        .text-center {
            text-align: center;
        }
        /* Header */
        .top-brand-bar {
            background: var(--white);
            height: 56px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 100;
        }
        .top-brand-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
        }
        .brand-logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }
        .top-brand-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-left: auto;
        }
        .top-brand-actions a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            white-space: nowrap;
        }
        .top-brand-actions a:hover {
            color: var(--primary);
        }
        .search-box-header {
            position: relative;
        }
        .search-box-header input {
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 6px 32px 6px 16px;
            font-size: 0.85rem;
            width: 180px;
            outline: none;
            transition: all var(--transition);
            background: var(--bg);
        }
        .search-box-header input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
            background: var(--white);
            width: 220px;
        }
        .search-box-header i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        /* Icon Nav */
        .icon-nav-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 90;
            padding: 8px 0;
        }
        .icon-nav-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 4px 16px;
            align-items: center;
            justify-content: center;
        }
        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            color: var(--text-secondary);
            font-size: 0.78rem;
            white-space: nowrap;
            position: relative;
            cursor: pointer;
        }
        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .icon-nav-item:hover {
            background: rgba(31, 92, 153, 0.05);
            color: var(--primary);
        }
        .icon-nav-item:hover i {
            color: var(--primary);
        }
        .icon-nav-item.active {
            color: var(--primary);
            background: rgba(31, 92, 153, 0.08);
        }
        .icon-nav-item.active i {
            color: var(--primary);
        }
        .icon-nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(18, 58, 96, 0.97);
            z-index: 200;
            padding: 24px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-close {
            display: flex;
            justify-content: flex-end;
            margin-bottom: 16px;
        }
        .mobile-nav-close button {
            background: none;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.2rem;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            transition: all var(--transition);
        }
        .mobile-nav-close button:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .mobile-nav-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .mobile-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 20px 12px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            color: #fff;
            font-size: 0.9rem;
            transition: all var(--transition);
            text-align: center;
        }
        .mobile-nav-item i {
            font-size: 2rem;
            color: var(--secondary);
        }
        .mobile-nav-item:hover,
        .mobile-nav-item.active {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
        }
        /* Page Banner */
        .page-banner {
            background: linear-gradient(135deg, rgba(18, 58, 96, 0.88) 0%, rgba(31, 92, 153, 0.78) 50%, rgba(26, 26, 46, 0.85) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding: 72px 0 56px;
            position: relative;
            color: #fff;
        }
        .breadcrumb {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb i {
            font-size: 0.6rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .page-banner h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.25;
        }
        .page-banner .banner-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 760px;
            line-height: 2;
            margin-bottom: 24px;
        }
        .banner-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(31, 92, 153, 0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transform: translateY(-2px);
            border-color: rgba(255, 255, 255, 0.9);
        }
        /* Stats strip */
        .stats-strip {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 0;
            box-shadow: var(--shadow);
        }
        .stats-strip .container-custom {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            justify-content: space-between;
        }
        .stat-item {
            flex: 1;
            min-width: 160px;
            text-align: center;
            padding: 24px 16px;
            border-right: 1px solid var(--border);
        }
        .stat-item:last-child {
            border-right: none;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            display: block;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        /* Row list layout */
        .row-list-section {
            background: var(--bg);
        }
        .row-list-item {
            display: flex;
            align-items: stretch;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            margin-bottom: 20px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .row-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(31, 92, 153, 0.2);
        }
        .row-list-content {
            flex: 1;
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }
        .row-list-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .row-list-badge {
            display: inline-block;
            background: rgba(58, 157, 94, 0.1);
            color: var(--secondary-dark);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
        }
        .row-list-date {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .row-list-date i {
            font-size: 0.75rem;
        }
        .row-list-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 10px;
            line-height: 1.4;
        }
        .row-list-content h3 a {
            color: var(--text);
            transition: color var(--transition);
        }
        .row-list-content h3 a:hover {
            color: var(--primary);
        }
        .row-list-content p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin: 0 0 16px;
            line-height: 1.9;
        }
        .row-list-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }
        .row-list-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }
        .row-list-image {
            width: 300px;
            min-width: 300px;
            position: relative;
            overflow: hidden;
        }
        .row-list-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .row-list-item:hover .row-list-image img {
            transform: scale(1.06);
        }
        .row-list-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.25), transparent);
            pointer-events: none;
        }
        /* Feature section */
        .feature-section {
            background: var(--white);
        }
        .feature-block {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .feature-text {
            flex: 1;
            min-width: 300px;
        }
        .feature-text h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            line-height: 1.35;
        }
        .feature-text p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 2;
            margin-bottom: 14px;
        }
        .feature-text blockquote {
            border-left: 4px solid var(--secondary);
            padding: 12px 20px;
            background: rgba(58, 157, 94, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 0.95rem;
            color: var(--text);
            margin: 16px 0;
            font-style: italic;
        }
        .feature-image {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }
        .feature-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius);
        }
        .feature-image::after {
            content: '\f005';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            top: 16px;
            right: 16px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.2rem;
            background: rgba(0, 0, 0, 0.3);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        /* Related section */
        .related-section {
            background: var(--bg);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .related-card-image {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .related-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-card-image img {
            transform: scale(1.08);
        }
        .related-card-body {
            padding: 16px 20px;
        }
        .related-card-body h4 {
            font-size: 1.02rem;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .related-card-body h4 a {
            color: var(--text);
            transition: color var(--transition);
        }
        .related-card-body h4 a:hover {
            color: var(--primary);
        }
        .related-card-body p {
            font-size: 0.86rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.75;
        }
        /* FAQ */
        .faq-section {
            background: var(--white);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--white);
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(31, 92, 153, 0.35);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            background: var(--white);
            border: none;
            cursor: pointer;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            transition: all var(--transition);
        }
        .faq-question:hover {
            background: rgba(31, 92, 153, 0.04);
        }
        .faq-question .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(31, 92, 153, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--primary);
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            background: rgba(244, 247, 250, 0.6);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 16px 20px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.9;
            margin: 0;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '\f1e3';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -30px;
            bottom: -30px;
            font-size: 10rem;
            color: rgba(255, 255, 255, 0.06);
            transform: rotate(-15deg);
            pointer-events: none;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-text {
            flex: 1;
            min-width: 280px;
        }
        .cta-text h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .cta-text p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.9;
            margin: 0;
        }
        .cta-form {
            flex: 1;
            min-width: 280px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 24px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .cta-form h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-form-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 16px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 0.92rem;
            outline: none;
            transition: all var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .cta-form input:focus {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }
        .cta-form .btn-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .cta-form .btn-cta:hover {
            background: var(--secondary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(58, 157, 94, 0.4);
        }
        /* Footer */
        .site-footer {
            background: var(--footer-bg);
            color: var(--footer-text);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h5 {
            color: #fff;
            font-size: 1.02rem;
            font-weight: 600;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col h5 i {
            color: var(--secondary);
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.8;
            margin-bottom: 10px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--footer-text);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-col ul li a i {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.95rem;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            transform: translateY(-3px);
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .icon-nav-item span {
                font-size: 0.72rem;
            }
            .icon-nav-item {
                padding: 6px 8px;
            }
            .icon-nav-item i {
                font-size: 1.2rem;
            }
            .row-list-image {
                width: 220px;
                min-width: 220px;
            }
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .top-brand-actions .search-box-header {
                display: none;
            }
            .top-brand-actions a span {
                display: none;
            }
            .top-brand-actions a {
                font-size: 1.1rem;
            }
            .top-brand-actions a i {
                font-size: 1.2rem;
            }
            .mobile-hamburger {
                display: block;
            }
            .icon-nav-grid {
                display: none;
            }
            .icon-nav-bar {
                padding: 4px 0;
            }
            .icon-nav-bar .container-custom {
                display: flex;
                justify-content: flex-end;
                align-items: center;
                min-height: 48px;
            }
            .icon-nav-bar .mobile-hamburger {
                display: block;
            }
            .page-banner {
                padding: 48px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 0.92rem;
            }
            .row-list-item {
                flex-direction: column-reverse;
            }
            .row-list-image {
                width: 100%;
                min-width: 100%;
                height: 200px;
            }
            .row-list-content {
                padding: 18px 20px;
            }
            .feature-block {
                flex-direction: column;
            }
            .feature-image img {
                height: 240px;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .stats-strip .container-custom {
                flex-wrap: wrap;
            }
            .stat-item {
                flex: 1 1 50%;
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .stat-item:nth-child(odd) {
                border-right: 1px solid var(--border);
            }
            .stat-item:nth-last-child(-n+2) {
                border-bottom: none;
            }
            .cta-inner {
                flex-direction: column;
            }
            section {
                padding: var(--section-padding-mobile) 0;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner .banner-desc {
                font-size: 0.85rem;
                line-height: 1.8;
            }
            .banner-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                text-align: center;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .stat-item {
                flex: 1 1 100%;
                border-right: none !important;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .row-list-content h3 {
                font-size: 1.05rem;
            }
            .row-list-content p {
                font-size: 0.84rem;
            }
            .cta-form-row {
                flex-direction: column;
            }
            .cta-form .btn-cta {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category7 */
:root {
        --primary: #1F5C99;
        --primary-dark: #174A7D;
        --primary-light: #4A7FBF;
        --secondary: #3A9D5E;
        --secondary-dark: #2C7A47;
        --accent: #E27D3A;
        --bg: #F4F7FA;
        --white: #FFFFFF;
        --text: #1A1A1A;
        --text-secondary: #5A5A5A;
        --text-muted: #9A9A9A;
        --border: rgba(31, 92, 153, 0.08);
        --border-strong: #D1D9E6;
        --radius: 12px;
        --radius-sm: 6px;
        --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.10);
        --section-padding: 80px;
        --section-padding-mobile: 40px;
        --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
        --transition: 0.3s ease;
        --footer-bg: #123A60;
        --footer-text: #B8C9DA;
    }

    html {
        scroll-behavior: smooth;
        font-size: 16px;
    }

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

    body {
        font-family: var(--font-family);
        color: var(--text);
        background: var(--bg);
        line-height: 1.8;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        margin: 0;
        padding: 0;
    }

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

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

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

    button,
    input,
    textarea,
    select {
        font-family: var(--font-family);
        font-size: 1rem;
    }

    button {
        cursor: pointer;
        border: none;
        outline: none;
    }

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

    .container-custom {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    section {
        padding: var(--section-padding) 0;
    }

    .section-label {
        display: inline-block;
        font-size: 0.8rem;
        font-weight: 600;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: var(--secondary);
        background: rgba(58, 157, 94, 0.08);
        padding: 4px 14px;
        border-radius: 20px;
        margin-bottom: 12px;
    }

    .section-title {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 16px;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 1.05rem;
        color: var(--text-secondary);
        margin-bottom: 36px;
        max-width: 720px;
        line-height: 1.9;
    }

    /* ========== Header 顶部品牌行 ========== */
    .top-brand-bar {
        background: var(--white);
        height: 56px;
        display: flex;
        align-items: center;
        border-bottom: 1px solid var(--border);
        position: relative;
        z-index: 100;
    }

    .top-brand-bar .container-custom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    .top-brand-bar .brand-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-weight: 700;
        font-size: 1.25rem;
        color: var(--primary);
    }

    .top-brand-bar .brand-logo i {
        font-size: 1.5rem;
        color: var(--secondary);
    }

    .top-brand-actions {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-left: auto;
    }

    .top-brand-actions a {
        color: var(--text-secondary);
        font-size: 0.9rem;
        display: flex;
        align-items: center;
        gap: 6px;
        transition: color var(--transition);
    }

    .top-brand-actions a:hover {
        color: var(--primary);
    }

    .search-box-header {
        position: relative;
    }

    .search-box-header input {
        border: 1px solid var(--border-strong);
        border-radius: 20px;
        padding: 6px 32px 6px 16px;
        font-size: 0.85rem;
        width: 180px;
        outline: none;
        transition: all var(--transition);
        background: var(--bg);
    }

    .search-box-header input:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(31, 92, 153, 0.15);
        background: var(--white);
        width: 220px;
    }

    .search-box-header i {
        position: absolute;
        right: 12px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--text-muted);
        font-size: 0.85rem;
        pointer-events: none;
    }

    /* ========== 图标网格导航条 ========== */
    .icon-nav-bar {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 90;
        padding: 8px 0;
    }

    .icon-nav-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 8px 24px;
        align-items: center;
        justify-content: center;
    }

    .icon-nav-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        padding: 6px 12px;
        border-radius: var(--radius-sm);
        transition: all var(--transition);
        color: var(--text-secondary);
        font-size: 0.8rem;
        white-space: nowrap;
        position: relative;
        text-decoration: none;
    }

    .icon-nav-item i {
        font-size: 1.5rem;
        color: var(--text-muted);
        transition: color var(--transition);
    }

    .icon-nav-item:hover {
        background: rgba(31, 92, 153, 0.05);
        color: var(--primary);
    }

    .icon-nav-item:hover i {
        color: var(--primary);
    }

    .icon-nav-item.active {
        color: var(--primary);
        background: rgba(31, 92, 153, 0.08);
    }

    .icon-nav-item.active i {
        color: var(--primary);
    }

    .icon-nav-item.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }

    .mobile-hamburger {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--primary);
        cursor: pointer;
        padding: 4px 8px;
    }

    .mobile-nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(18, 58, 96, 0.97);
        z-index: 200;
        padding: 24px 20px;
        overflow-y: auto;
    }

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

    .mobile-nav-overlay .close-btn {
        background: none;
        border: none;
        color: #fff;
        font-size: 1.8rem;
        position: absolute;
        top: 20px;
        right: 20px;
    }

    .mobile-nav-overlay .mobile-nav-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        margin-top: 60px;
    }

    .mobile-nav-overlay .icon-nav-item {
        color: #fff;
        font-size: 0.95rem;
        gap: 8px;
        padding: 12px;
    }

    .mobile-nav-overlay .icon-nav-item i {
        font-size: 2.2rem;
        color: rgba(255, 255, 255, 0.7);
    }

    .mobile-nav-overlay .icon-nav-item.active {
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
    }

    .mobile-nav-overlay .icon-nav-item.active i {
        color: #fff;
    }

    /* ========== 分类页头 ========== */
    .pg-header-hero {
        background-image: url('/assets/images/backpic/back-1.webp');
        background-size: cover;
        background-position: center;
        padding: 80px 0 70px;
        position: relative;
    }

    .pg-header-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(18, 58, 96, 0.88) 0%, rgba(31, 92, 153, 0.75) 60%, rgba(18, 58, 96, 0.55) 100%);
    }

    .pg-header-hero .container-custom {
        position: relative;
        z-index: 2;
    }

    .pg-header-hero .breadcrumb-nav {
        font-size: 0.85rem;
        color: rgba(255, 255, 255, 0.8);
        margin-bottom: 24px;
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }

    .pg-header-hero .breadcrumb-nav a {
        color: rgba(255, 255, 255, 0.85);
        transition: color var(--transition);
    }

    .pg-header-hero .breadcrumb-nav a:hover {
        color: #fff;
    }

    .pg-header-hero .breadcrumb-nav .sep {
        color: rgba(255, 255, 255, 0.5);
    }

    .pg-header-hero .breadcrumb-nav .current {
        color: #fff;
        font-weight: 600;
    }

    .pg-header-hero h1 {
        font-size: 2.6rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 16px;
        line-height: 1.35;
    }

    .pg-header-hero h1 .highlight {
        color: var(--secondary);
    }

    .pg-header-hero .header-desc {
        font-size: 1.05rem;
        color: rgba(255, 255, 255, 0.9);
        max-width: 780px;
        line-height: 1.95;
        margin-bottom: 24px;
    }

    .pg-header-hero .header-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 16px 28px;
        color: rgba(255, 255, 255, 0.85);
        font-size: 0.9rem;
    }

    .pg-header-hero .header-meta i {
        color: var(--secondary);
        margin-right: 6px;
    }

    /* ========== 按钮 ========== */
    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: var(--primary);
        color: #fff;
        border-radius: var(--radius-sm);
        padding: 12px 28px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all var(--transition);
        border: 2px solid var(--primary);
        text-decoration: none;
    }

    .btn-primary:hover {
        background: var(--primary-dark);
        border-color: var(--primary-dark);
        color: #fff;
        transform: scale(0.98);
    }

    .btn-primary:active {
        transform: scale(0.96);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: transparent;
        color: var(--primary);
        border-radius: var(--radius-sm);
        padding: 12px 28px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all var(--transition);
        border: 2px solid var(--primary);
        text-decoration: none;
    }

    .btn-secondary:hover {
        background: rgba(31, 92, 153, 0.06);
        color: var(--primary-dark);
    }

    .btn-accent {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: var(--accent);
        color: #fff;
        border-radius: var(--radius-sm);
        padding: 12px 28px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all var(--transition);
        border: 2px solid var(--accent);
        text-decoration: none;
    }

    .btn-accent:hover {
        background: #D06D2E;
        border-color: #D06D2E;
        color: #fff;
        transform: scale(0.98);
    }

    .btn-sm {
        padding: 8px 18px;
        font-size: 0.85rem;
        border-radius: 4px;
    }

    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        background: transparent;
        color: #fff;
        border-radius: var(--radius-sm);
        padding: 12px 28px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all var(--transition);
        border: 2px solid rgba(255, 255, 255, 0.7);
        text-decoration: none;
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
    }

    /* ========== 通用卡片 ========== */
    .activity-card {
        background: var(--white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        overflow: hidden;
        transition: all var(--transition);
        height: 100%;
        display: flex;
        flex-direction: column;
    }

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

    .activity-card .card-img-wrapper {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/9;
    }

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

    .activity-card:hover .card-img-wrapper img {
        transform: scale(1.05);
    }

    .activity-card .card-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: var(--secondary);
        color: #fff;
        font-size: 0.72rem;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 20px;
        z-index: 2;
    }

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

    .activity-card .card-title {
        font-size: 1.15rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
        line-height: 1.45;
        transition: color var(--transition);
    }

    .activity-card .card-title a {
        color: var(--text);
        text-decoration: none;
    }

    .activity-card .card-title a:hover {
        color: var(--primary);
    }

    .activity-card .card-date {
        font-size: 0.8rem;
        color: var(--secondary);
        font-weight: 600;
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .activity-card .card-date i {
        font-size: 0.75rem;
    }

    .activity-card .card-excerpt {
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.75;
        margin-bottom: 16px;
        flex: 1;
    }

    .activity-card .card-link {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--primary);
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: all var(--transition);
    }

    .activity-card .card-link:hover {
        color: var(--primary-dark);
        gap: 10px;
    }

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

    .activity-card.card-large .card-img-wrapper {
        aspect-ratio: 21/9;
    }

    .activity-card.card-large .card-title {
        font-size: 1.4rem;
    }

    .activity-card.card-featured {
        border-left: 4px solid var(--secondary);
    }

    /* ========== 差异化卡片网格 ========== */
    .activity-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .activity-grid .activity-card.card-span-2 {
        grid-column: span 2;
    }

    .activity-grid .activity-card.card-span-3 {
        grid-column: span 3;
    }

    /* ========== 活动亮点 ========== */
    .activity-highlights {
        background: var(--white);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

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

    .highlight-card {
        background: var(--bg);
        border-radius: var(--radius);
        padding: 24px 20px;
        text-align: center;
        border: 1px solid var(--border);
        transition: all var(--transition);
    }

    .highlight-card:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow);
        transform: translateY(-3px);
    }

    .highlight-card i {
        font-size: 2.2rem;
        color: var(--primary);
        margin-bottom: 14px;
        display: block;
    }

    .highlight-card h4 {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
    }

    .highlight-card p {
        font-size: 0.85rem;
        color: var(--text-secondary);
        line-height: 1.65;
        margin-bottom: 0;
    }

    /* ========== 数据统计 ========== */
    .activity-stats {
        background: var(--primary-dark);
        padding: 60px 0;
    }

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

    .stat-item {
        text-align: center;
        color: #fff;
    }

    .stat-item .stat-number {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--secondary);
        display: block;
        margin-bottom: 6px;
    }

    .stat-item .stat-label {
        font-size: 0.9rem;
        color: rgba(255, 255, 255, 0.8);
    }

    /* ========== 参与流程 ========== */
    .how-to-join {
        background: var(--white);
    }

    .steps-list {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 20px;
        counter-reset: step-counter;
    }

    .step-item {
        text-align: center;
        padding: 28px 16px;
        background: var(--bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        position: relative;
        transition: all var(--transition);
    }

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

    .step-item .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: var(--primary);
        color: #fff;
        font-weight: 700;
        font-size: 1.1rem;
        margin-bottom: 14px;
    }

    .step-item h4 {
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 8px;
    }

    .step-item p {
        font-size: 0.82rem;
        color: var(--text-secondary);
        line-height: 1.6;
        margin-bottom: 0;
    }

    /* ========== 城市活动信息 ========== */
    .city-activities {
        background: var(--bg);
    }

    .city-badges {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 24px;
    }

    .city-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--white);
        border: 1px solid var(--border-strong);
        border-radius: 30px;
        padding: 8px 18px;
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--text-secondary);
        transition: all var(--transition);
        cursor: pointer;
    }

    .city-badge:hover,
    .city-badge.active {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
    }

    .city-badge i {
        font-size: 0.75rem;
    }

    .city-info-card {
        background: var(--white);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        padding: 28px;
    }

    .city-info-card h4 {
        font-size: 1.2rem;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 12px;
    }

    .city-info-card p {
        font-size: 0.95rem;
        color: var(--text-secondary);
        line-height: 1.85;
        margin-bottom: 0;
    }

    /* ========== 球迷评价 ========== */
    .fan-reviews {
        background: var(--white);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

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

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

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

    .review-card .review-stars {
        color: var(--accent);
        font-size: 0.85rem;
        margin-bottom: 12px;
        letter-spacing: 2px;
    }

    .review-card .review-text {
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.7;
        margin-bottom: 16px;
    }

    .review-card .review-author {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .review-card .review-avatar {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--primary-light);
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        font-size: 0.85rem;
        flex-shrink: 0;
    }

    .review-card .review-name {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--text);
    }

    .review-card .review-role {
        font-size: 0.75rem;
        color: var(--text-muted);
    }

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

    .faq-wrapper {
        max-width: 800px;
        margin: 0 auto;
    }

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

    .faq-item:hover {
        border-color: var(--border-strong);
    }

    .faq-question {
        width: 100%;
        background: var(--white);
        border: none;
        padding: 18px 20px;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--text);
        text-align: left;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        cursor: pointer;
        transition: background var(--transition);
    }

    .faq-question:hover {
        background: rgba(31, 92, 153, 0.04);
    }

    .faq-question .faq-icon {
        width: 24px;
        height: 24px;
        border-radius: 50%;
        background: var(--bg);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.75rem;
        color: var(--primary);
        transition: transform var(--transition);
        flex-shrink: 0;
    }

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

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
    }

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

    .faq-answer-inner {
        padding: 0 20px 18px;
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.8;
    }

    /* ========== CTA ========== */
    .cta-section {
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        padding: 70px 0;
        position: relative;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(18, 58, 96, 0.92) 0%, rgba(31, 92, 153, 0.80) 100%);
    }

    .cta-section .container-custom {
        position: relative;
        z-index: 2;
        text-align: center;
    }

    .cta-section h2 {
        font-size: 2rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 14px;
        line-height: 1.4;
    }

    .cta-section p {
        font-size: 1rem;
        color: rgba(255, 255, 255, 0.88);
        max-width: 640px;
        margin: 0 auto 28px;
        line-height: 1.85;
    }

    .cta-form {
        display: flex;
        gap: 12px;
        max-width: 520px;
        margin: 0 auto;
        flex-wrap: wrap;
        justify-content: center;
    }

    .cta-form input {
        flex: 1;
        min-width: 220px;
        border: 1px solid rgba(255, 255, 255, 0.4);
        border-radius: var(--radius-sm);
        padding: 12px 18px;
        font-size: 0.95rem;
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
        outline: none;
        transition: all var(--transition);
    }

    .cta-form input::placeholder {
        color: rgba(255, 255, 255, 0.6);
    }

    .cta-form input:focus {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.25);
        box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    }

    .cta-form .btn-accent {
        min-width: 140px;
    }

    /* ========== 页脚 ========== */
    .site-footer {
        background: var(--footer-bg);
        color: var(--footer-text);
        padding: 60px 0 30px;
    }

    .site-footer a {
        color: var(--footer-text);
        transition: color var(--transition);
    }

    .site-footer a:hover {
        color: #fff;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: 40px;
        margin-bottom: 40px;
    }

    .footer-col h5 {
        color: #fff;
        font-size: 1rem;
        font-weight: 700;
        margin-bottom: 18px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .footer-col h5 i {
        color: var(--secondary);
    }

    .footer-col p {
        font-size: 0.88rem;
        line-height: 1.75;
        margin-bottom: 12px;
    }

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

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

    .footer-col ul li a {
        font-size: 0.88rem;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .footer-col ul li a i {
        font-size: 0.7rem;
        color: var(--secondary);
    }

    .footer-social {
        display: flex;
        gap: 12px;
        margin-top: 16px;
    }

    .footer-social a {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.1);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        transition: all var(--transition);
    }

    .footer-social a:hover {
        background: var(--secondary);
        color: #fff;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        padding-top: 24px;
        display: flex;
        flex-wrap: wrap;
        gap: 12px 20px;
        align-items: center;
        justify-content: space-between;
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.7);
    }

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

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.7);
        font-size: 0.8rem;
    }

    .footer-bottom a:hover {
        color: #fff;
    }

    .footer-bottom .footer-links {
        display: flex;
        gap: 16px;
        align-items: center;
    }

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

    /* ========== 响应式断点 ========== */
    @media (max-width: 1024px) {
        :root {
            --section-padding: 60px;
        }

        .icon-nav-grid {
            gap: 6px 14px;
        }

        .icon-nav-item {
            padding: 6px 8px;
            font-size: 0.72rem;
        }

        .icon-nav-item i {
            font-size: 1.25rem;
        }

        .activity-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }

        .activity-grid .activity-card.card-span-2 {
            grid-column: span 2;
        }

        .activity-grid .activity-card.card-span-3 {
            grid-column: span 2;
        }

        .highlight-cards {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

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

        .steps-list {
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .review-cards {
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }

        .footer-grid {
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 30px;
        }

        .footer-col:last-child {
            grid-column: span 3;
        }
    }

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

        section {
            padding: var(--section-padding) 0;
        }

        .top-brand-bar {
            height: 52px;
        }

        .top-brand-actions .search-box-header {
            display: none;
        }

        .top-brand-actions a span {
            display: none;
        }

        .top-brand-actions {
            gap: 12px;
        }

        .icon-nav-bar {
            padding: 4px 0;
        }

        .icon-nav-grid {
            display: none;
        }

        .mobile-hamburger {
            display: block;
        }

        .icon-nav-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .icon-nav-bar .mobile-brand-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
        }

        .pg-header-hero {
            padding: 50px 0 40px;
        }

        .pg-header-hero h1 {
            font-size: 1.8rem;
        }

        .pg-header-hero .header-desc {
            font-size: 0.92rem;
        }

        .section-title {
            font-size: 1.4rem;
        }

        .section-subtitle {
            font-size: 0.92rem;
        }

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

        .activity-grid .activity-card.card-span-2,
        .activity-grid .activity-card.card-span-3 {
            grid-column: span 1;
        }

        .activity-card .card-img-wrapper {
            aspect-ratio: 16/9;
        }

        .activity-card.card-large .card-img-wrapper {
            aspect-ratio: 16/9;
        }

        .highlight-cards {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .highlight-card {
            padding: 18px 14px;
        }

        .highlight-card i {
            font-size: 1.6rem;
        }

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

        .stat-item .stat-number {
            font-size: 1.8rem;
        }

        .steps-list {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .step-item {
            padding: 20px 12px;
        }

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

        .cta-section h2 {
            font-size: 1.5rem;
        }

        .cta-form {
            flex-direction: column;
        }

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

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

        .footer-col:last-child {
            grid-column: span 2;
        }

        .footer-bottom {
            flex-direction: column;
            text-align: center;
            gap: 10px;
        }
    }

    @media (max-width: 520px) {
        :root {
            --section-padding: 36px;
        }

        .pg-header-hero h1 {
            font-size: 1.5rem;
        }

        .pg-header-hero .header-meta {
            flex-direction: column;
            gap: 8px;
        }

        .section-title {
            font-size: 1.25rem;
        }

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

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

        .steps-list {
            grid-template-columns: 1fr;
            gap: 10px;
        }

        .city-badges {
            gap: 6px;
        }

        .city-badge {
            padding: 6px 12px;
            font-size: 0.75rem;
        }

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

        .footer-col:last-child {
            grid-column: span 1;
        }

        .cta-section h2 {
            font-size: 1.3rem;
        }
    }