* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }

        body {
            background-color: #ffffff;
            color: #1e2329;
            line-height: 1.5;
        }

        /* 头部满宽，币安风格 */
        .header {
            background: #ffffff;
            border-bottom: 1px solid #eaeef2;
            padding: 12px 24px;
            position: sticky;
            top: 0;
            z-index: 1000;
            width: 100%;
        }

        .header-container {
            max-width: 1600px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .logo {
            font-size: 28px;
            font-weight: 700;
            background: linear-gradient(135deg, #f0b90b, #0b0e11);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
            white-space: nowrap;
        }
        .logo span {
            font-size: 13px;
            background: #f0f2f5;
            color: #1e2329;
            padding: 2px 8px;
            border-radius: 30px;
            margin-left: 6px;
            font-weight: 400;
            background-clip: unset;
            -webkit-background-clip: unset;
        }

        /* 桌面导航 */
        .nav-menu {
            display: flex;
            gap: 28px;
        }
        .nav-menu a {
            color: #1e2329;
            text-decoration: none;
            font-weight: 500;
            font-size: 16px;
            transition: 0.2s;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: #f0b90b;
        }

        /* 汉堡菜单按钮 (默认隐藏) */
        .hamburger {
            display: none;
            font-size: 24px;
            color: #1e2329;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
        }

        /* 移动端导航抽屉 */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            width: 100%;
            background: #ffffff;
            border-bottom: 1px solid #eaeef2;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
            padding: 20px 24px;
            z-index: 999;
            flex-direction: column;
            gap: 20px;
        }
        .mobile-nav a {
            color: #1e2329;
            text-decoration: none;
            font-weight: 500;
            font-size: 18px;
            padding: 8px 0;
            border-bottom: 1px solid #f0f2f5;
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .mobile-nav a:hover {
            color: #f0b90b;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: #f5f7fa;
            border-radius: 40px;
            padding: 6px 16px;
            border: 1px solid #d9e0e8;
        }
        .search-box i {
            color: #8e9cb1;
            font-size: 14px;
            margin-right: 8px;
        }
        .search-box input {
            background: transparent;
            border: none;
            color: #1e2329;
            outline: none;
            width: 140px;
            font-size: 14px;
        }
        .search-box input::placeholder {
            color: #9aabbf;
        }

        .auth-buttons {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .auth-buttons .login {
            color: #1e2329;
            text-decoration: none;
            font-weight: 500;
        }
        .auth-buttons .register {
            background: #f0b90b;
            color: #1e2329;
            text-decoration: none;
            padding: 8px 20px;
            border-radius: 40px;
            font-weight: 600;
            transition: 0.2s;
            white-space: nowrap;
        }
        .auth-buttons .register:hover {
            background: #d9a607;
        }

        /* 主要内容容器 */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

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

        /* hero 区 左右 */
        .hero {
            padding: 60px 0 40px;
            background: #ffffff;
        }
        .hero .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 40px;
        }
        .hero-left {
            flex: 1 1 400px;
        }
        .hero-right {
            flex: 1 1 300px;
            display: flex;
            justify-content: center;
        }
        .hero-badge {
            background: #f0f3f8;
            display: inline-block;
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 14px;
            color: #f0b90b;
            margin-bottom: 20px;
            border: 1px solid #e2e8f0;
            font-weight: 500;
        }
        .hero-title {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #0b0e11;
        }
        .hero-title span {
            color: #f0b90b;
        }
        .hero-stats {
            font-size: 20px;
            color: #4e627c;
            margin-bottom: 16px;
        }
        .hero-stats strong {
            color: #0b0e11;
            font-size: 32px;
            margin-right: 4px;
        }
        .weekly-note {
            background: #f8fafd;
            padding: 10px 20px;
            border-radius: 50px;
            display: inline-block;
            margin: 20px 0;
            border-left: 4px solid #f0b90b;
            font-weight: 400;
            color: #2e405b;
            box-shadow: 0 2px 8px rgba(0,0,0,0.02);
        }
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin: 28px 0 20px;
        }
        .btn-primary {
            background: #f0b90b;
            color: #1e2329;
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 18px;
            text-decoration: none;
            border: none;
            transition: 0.2s;
            display: inline-block;
        }
        .btn-secondary {
            background: transparent;
            color: #1e2b3c;
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 18px;
            text-decoration: none;
            border: 1px solid #cbd5e1;
            transition: 0.2s;
        }
        .btn-secondary:hover {
            border-color: #f0b90b;
            color: #f0b90b;
        }
        .download-links {
            display: flex;
            gap: 28px;
            align-items: center;
            margin-top: 16px;
        }
        .download-links a {
            color: #4e627c;
            font-size: 15px;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: 0.2s;
        }
        .download-links a i {
            font-size: 22px;
        }
        .download-links a:hover {
            color: #f0b90b;
        }
        .hero-right .placeholder-img {
            width: 100%;
            max-width: 400px;
            background: #f1f5f9;
            border-radius: 30px;
            padding: 30px;
            box-shadow: 0 20px 30px -10px rgba(0,20,40,0.1);
            aspect-ratio: 1 / 1;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #7c8ba0;
            font-size: 18px;
            border: 1px solid #e0e7ef;
        }
        .placeholder-img i {
            font-size: 70px;
            opacity: 0.5;
            margin-right: 10px;
            color: #f0b90b;
        }

        /* 荣誉展示区 */
        .honor {
            padding: 40px 0;
            background: #f9fcff;
        }
        .honor-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
        }
        .honor-card {
            background: #ffffff;
            border-radius: 40px;
            padding: 30px 20px;
            flex: 1 1 180px;
            min-width: 180px;
            text-align: center;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
        }
        .honor-card .award-icon {
            font-size: 32px;
            color: #f0b90b;
            margin-bottom: 12px;
        }
        .honor-card h4 {
            font-size: 20px;
            color: #0b0e11;
        }
        .honor-card p {
            color: #5a6f8c;
            margin-top: 8px;
            font-size: 14px;
        }

        /* 品牌标识区 */
        .brand-identity {
            padding: 50px 0;
            background: #ffffff;
        }
        .section-title {
            text-align: center;
            font-size: 32px;
            margin-bottom: 40px;
            color: #0f1a2a;
        }
        .section-title span {
            color: #f0b90b;
        }
        .brand-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
        }
        .brand-item a {
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            align-items: center;
            background: #fafdff;
            border-radius: 28px;
            flex: 1 1 200px;
            min-width: 180px;
            padding: 40px 20px;
            border: 1px solid #e2eaf2;
            transition: all 0.15s;
        }
        .brand-item a:hover {
            border-color: #f0b90b;
            box-shadow: 0 10px 20px rgba(247,147,26,0.08);
        }
        .brand-item .img-placeholder {
            width: 80px;
            height: 80px;
            background: #eef2f7;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 32px;
            color: #f0b90b;
        }
        .brand-item p {
            font-weight: 600;
            font-size: 20px;
            color: #1e2b3c;
        }
        .brand-item small {
            color: #6c819e;
            font-size: 14px;
        }

        /* 核心优势/安全保障区 */
        .safety {
            background: #f9fcff;
            padding: 60px 0;
        }
        .safety-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 28px;
        }
        .safety-card {
            background: #ffffff;
            border-radius: 28px;
            padding: 28px 20px;
            text-align: center;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
        }
        .safety-card i {
            font-size: 40px;
            color: #f0b90b;
            margin-bottom: 20px;
        }
        .safety-card h4 {
            font-size: 20px;
            margin-bottom: 8px;
            color: #1e2b3c;
        }
        .safety-card p {
            color: #5b6f8c;
            font-size: 14px;
        }

        /* 交易方式入口 */
        .trade-entry {
            padding: 50px 0;
            text-align: center;
            background: #ffffff;
        }
        .trade-box {
            background: linear-gradient(145deg, #fbfdff, #f4f8ff);
            border-radius: 60px;
            padding: 40px 30px;
            border: 1px solid #e2eaf2;
            max-width: 700px;
            margin: 30px auto 0;
        }
        .trade-box h3 {
            font-size: 32px;
            margin-bottom: 10px;
            color: #0f1a2a;
        }
        .trade-features {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin: 25px 0;
        }
        .trade-feature-item {
            background: #edf3fa;
            border-radius: 40px;
            padding: 8px 28px;
            font-weight: 600;
            color: #0b0e11;
            border: 1px solid #d0ddef;
        }
        .trade-feature-item i {
            color: #f0b90b;
            margin-right: 6px;
        }
        .t0 {
            font-size: 18px;
            color: #4e627c;
            margin-top: 10px;
        }

        /* 新闻展示区域 带缩略图和链接 */
        .news {
            padding: 60px 0;
            background: #f9fcff;
        }
        .news-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }
        .news-card {
            background: #ffffff;
            border-radius: 30px;
            padding: 0;
            flex: 1 1 260px;
            border: 1px solid #e6edf5;
            overflow: hidden;
            transition: 0.15s;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
        }
        .news-card:hover {
            border-color: #f0b90b;
            box-shadow: 0 12px 24px rgba(240,185,11,0.1);
        }
        .news-img {
            width: 100%;
            height: 160px;
            background: #d9e2ef;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4e6580;
            font-size: 14px;
            background-size: cover;
            background-position: center;
        }
        /* 模拟三张不同缩略图 */
        .news-card:nth-child(1) .news-img {
            background: linear-gradient(145deg, #b1c5e0, #8fa9cc), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxwYXRoIGQ9Ik00IDRIMjBWMjBINFpNMTIgMTZMMTAgMTJMMTMgMTBMMTYgMTJMMTIgMTZaIiBmaWxsPSIjZmZmZmZmIi8+PC9zdmc+');
            background-blend-mode: overlay;
        }
        .news-card:nth-child(2) .news-img {
            background: linear-gradient(145deg, #c0d0e8, #9bb1d1), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxjaXJjbGUgY3g9IjEyIiBjeT0iMTIiIHI9IjgiLz48L3N2Zz4=');
            background-blend-mode: overlay;
        }
        .news-card:nth-child(3) .news-img {
            background: linear-gradient(145deg, #ccd9ed, #adc0dd), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxwYXRoIGQ9Ik0zIDZIMjFWMTlIM1pNMTUgMTJMMTkgMTZMMTUgMjBMMTEgMTZMMTUgMTJaIi8+PC9zdmc+');
            background-blend-mode: overlay;
        }
        .news-content {
            padding: 20px 20px 24px;
        }
        .news-content h4 {
            font-size: 20px;
            margin-bottom: 8px;
            color: #0f1a2a;
        }
        .news-content p {
            color: #546a88;
            font-size: 14px;
            margin-bottom: 16px;
        }
        .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #7589a8;
            font-size: 13px;
            border-top: 1px solid #e8edf5;
            padding-top: 16px;
        }
        .news-meta a {
            color: #f0b90b;
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-meta a:hover {
            text-decoration: underline;
        }

        /* 底部 */
        .footer {
            background: #f4f8fe;
            padding: 50px 0 20px;
            border-top: 1px solid #dde5ef;
        }
        .footer-main {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .footer-about {
            flex: 2 1 260px;
        }
        .footer-logo {
            font-size: 28px;
            font-weight: 700;
            background: linear-gradient(135deg, #f0b90b, #0b0e11);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 16px;
        }
        .footer-about p {
            color: #4f6583;
            margin: 16px 0;
            max-width: 300px;
        }
        .footer-links {
            flex: 3 1 400px;
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
        }
        .link-col h5 {
            font-size: 18px;
            margin-bottom: 20px;
            color: #1e2b3c;
        }
        .link-col ul {
            list-style: none;
        }
        .link-col li {
            margin-bottom: 12px;
        }
        .link-col a {
            color: #4e6580;
            text-decoration: none;
            font-size: 15px;
        }
        .link-col a:hover {
            color: #f0b90b;
        }
        .footer-copyright {
            border-top: 1px solid #d0dceb;
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            color: #546e8c;
            font-size: 14px;
        }
        .social-icons i {
            font-size: 22px;
            margin-left: 18px;
            color: #6a7f9e;
            transition: 0.2s;
        }
        .social-icons i:hover {
            color: #f0b90b;
        }

        /* 响应式调整：在手机端隐藏桌面导航，显示汉堡菜单 */
        @media (max-width: 900px) {
            .nav-menu {
                display: none; /* 隐藏桌面导航 */
            }
            .hamburger {
                display: block; /* 显示汉堡按钮 */
            }
            .header-container {
                flex-wrap: wrap;
            }
            .header-left {
                width: auto;
            }
            .header-right {
                flex: 1;
                justify-content: flex-end;
            }
            
            .article-header h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 600px) {
            .btn-group a {
                width: 100%;
                text-align: center;
            }
            .download-links {
                flex-wrap: wrap;
                justify-content: center;
            }
            .header-right .search-box {
                display: none; /* 极小屏隐藏搜索框，保持清爽（可选） */
            }
        }

        @media (max-width: 700px) {
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 180px;
            }
            .hero-title {
                font-size: 28px;
            }
            .content-grid {
                flex-direction: column;
            }
            .article-header h1 {
                font-size: 28px;
            }
            .article-body {
                font-size: 16px;
            }
        }


        /* 面包屑导航 */
        .breadcrumb {
            padding: 16px 0 8px;
            background: #ffffff;
            border-top: 1px solid #dde5ef;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #7c8aa5;
            font-size: 14px;
        }
        .breadcrumb a {
            color: #4e6580;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: #f0b90b;
        }
        .breadcrumb i {
            font-size: 12px;
            color: #bac8dd;
        }

        /* 列表页主体：左右结构 */
        .list-page {
            padding: 40px 0 60px;
            background: #f9fcff;
        }
        .list-page .container {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

        /* 左边新闻列表区域 */
        .news-list-left {
            flex: 2 1 600px;
            min-width: 300px;
        }

        /* 每条新闻也是左右结构（栏目+标题+描述 在左，缩略图在右） */
        .news-item {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            background: #ffffff;
            border-radius: 28px;
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
            transition: 0.15s;
        }
        .news-item:hover {
            border-color: #f0b90b;
            box-shadow: 0 12px 24px rgba(240,185,11,0.08);
        }
        .news-content {
            flex: 1 1 300px;
        }
        .news-meta-top {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 12px;
            font-size: 14px;
        }
        .news-category {
            background: #f0f3f8;
            padding: 4px 14px;
            border-radius: 40px;
            color: #f0b90b;
            font-weight: 500;
            border: 1px solid #e2e8f0;
        }
        .news-date {
            color: #7c8aa5;
        }
        .news-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #0b0e11;
        }
        .news-title a {
            color: inherit;
            text-decoration: none;
        }
        .news-title a:hover {
            color: #f0b90b;
        }
        .news-desc {
            color: #546a88;
            font-size: 15px;
            margin-bottom: 16px;
            line-height: 1.6;
        }
        .news-thumb {
            width: 160px;
            height: 130px;
            background: #eef2f7;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #7c8aa5;
            border: 1px solid #dce3ef;
            background-size: cover;
            background-position: center;
            flex-shrink: 0;
        }
        /* 模拟缩略图背景 */
        .news-item:nth-child(1) .news-thumb {
            background: linear-gradient(145deg, #b1c5e0, #8fa9cc), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxwYXRoIGQ9Ik00IDRIMjBWMjBINFpNMTIgMTZMMTAgMTJMMTMgMTBMMTYgMTJMMTIgMTZaIiBmaWxsPSIjZmZmZmZmIi8+PC9zdmc+');
            background-blend-mode: overlay;
            background-size: cover;
        }
        .news-item:nth-child(2) .news-thumb {
            background: linear-gradient(145deg, #c0d0e8, #9bb1d1), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxjaXJjbGUgY3g9IjEyIiBjeT0iMTIiIHI9IjgiLz48L3N2Zz4=');
            background-blend-mode: overlay;
            background-size: cover;
        }
        .news-item:nth-child(3) .news-thumb {
            background: linear-gradient(145deg, #ccd9ed, #adc0dd), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxwYXRoIGQ9Ik0zIDZIMjFWMTlIM1pNMTUgMTJMMTkgMTZMMTUgMjBMMTEgMTZMMTUgMTJaIi8+PC9zdmc+');
            background-blend-mode: overlay;
            background-size: cover;
        }
        .news-item:nth-child(4) .news-thumb {
            background: linear-gradient(145deg, #d6e0f0, #b7cae7), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNmZmZmZmYiPjxwb2x5Z29uIHBvaW50cz0iMTIgMiAxNSAxMCAyMyAxMCAxNyAxNiAyMCAyNCAxMiAxOSA0IDI0IDcgMTYgMSAxMCA5IDEwIDEyIDIiLz48L3N2Zz4=');
            background-blend-mode: overlay;
            background-size: cover;
        }

        /* 右边侧栏 */
        .news-sidebar {
            flex: 1 1 280px;
            min-width: 260px;
        }

        /* 热门文章卡片 */
        .hot-articles {
            background: #ffffff;
            border-radius: 28px;
            padding: 28px 24px;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
            margin-bottom: 30px;
        }
        .sidebar-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 24px;
            color: #0b0e11;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-title i {
            color: #f0b90b;
        }
        .hot-list {
            list-style: none;
        }
        .hot-list li {
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px dashed #e8edf5;
        }
        .hot-list li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .hot-list a {
            text-decoration: none;
            color: #1e2b3c;
            font-weight: 500;
            display: block;
            margin-bottom: 6px;
            transition: 0.2s;
        }
        .hot-list a:hover {
            color: #f0b90b;
        }
        .hot-meta {
            font-size: 13px;
            color: #7c8aa5;
            display: flex;
            gap: 16px;
        }

        /* 下载区域 */
        .download-card {
            background: linear-gradient(145deg, #ffffff, #f5f9ff);
            border-radius: 28px;
            padding: 28px 24px;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
        }
        .download-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .download-buttons {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .download-btn {
            background: #f0b90b;
            color: #1e2329;
            text-decoration: none;
            padding: 14px 20px;
            border-radius: 60px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            transition: 0.2s;
            border: 1px solid #f0b90b;
        }
        .download-btn i {
            font-size: 22px;
        }
        .download-btn.secondary {
            background: transparent;
            border: 1px solid #d0ddef;
            color: #1e2b3c;
        }
        .download-btn.secondary:hover {
            border-color: #f0b90b;
            color: #f0b90b;
        }
        .download-btn:hover {
            background: #d9a607;
        }




        /* 内容页主体 */
        .content-page {
            padding: 30px 0 60px;
            background: #f9fcff;
        }
        .content-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

        /* 左侧文章主内容 */
        .article-main {
            flex: 2 1 600px;
            min-width: 300px;
        }

        /* 文章头部元数据 */
        .article-header {
            margin-bottom: 32px;
        }
        .article-category {
            display: inline-block;
            background: #f0f3f8;
            padding: 6px 20px;
            border-radius: 40px;
            color: #f0b90b;
            font-weight: 600;
            font-size: 14px;
            margin-bottom: 16px;
            border: 1px solid #e2e8f0;
        }
        .article-header h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.2;
            color: #0b0e11;
            margin-bottom: 20px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            color: #6f85a5;
            font-size: 15px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e8edf5;
        }
        .article-meta i {
            margin-right: 6px;
            color: #f0b90b;
        }
        .article-meta span {
            display: flex;
            align-items: center;
        }

        /* 特色图片 */
        .featured-image {
            margin: 30px 0 30px;
            border-radius: 28px;
            overflow: hidden;
            background: #f1f5f9;
            aspect-ratio: 16/9;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid #e0e7ef;
        }
        .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .image-caption {
            text-align: center;
            color: #7c8aa5;
            font-size: 13px;
            margin-top: 8px;
        }

        /* 文章正文 */
        .article-body {
            font-size: 18px;
            line-height: 1.8;
            color: #2e405b;
        }
        .article-body h2 {
            font-size: 28px;
            color: #0b0e11;
            margin: 40px 0 20px;
            font-weight: 700;
        }
        .article-body h3 {
            font-size: 22px;
            color: #1e2b3c;
            margin: 30px 0 15px;
        }
        .article-body p {
            margin-bottom: 24px;
        }
        .article-body ul, .article-body ol {
            margin: 20px 0 30px 30px;
        }
        .article-body li {
            margin-bottom: 10px;
        }
        .article-body strong {
            color: #0b0e11;
        }
        .article-body a {
            color: #f0b90b;
            text-decoration: underline;
            font-weight: 500;
        }
        .article-body a:hover {
            color: #d9a607;
        }

        .info-box {
            background: #f9fcff;
            border-left: 6px solid #f0b90b;
            padding: 24px;
            border-radius: 20px;
            margin: 30px 0;
        }

        /* 标签区域 (利于SEO内链) */
        .article-tags {
            margin: 40px 0 30px;
            padding-top: 20px;
            border-top: 1px solid #e8edf5;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .tag-label {
            color: #4e627c;
            font-weight: 500;
        }
        .tag-link {
            background: #f0f3f8;
            padding: 6px 18px;
            border-radius: 40px;
            color: #1e2b3c;
            text-decoration: none;
            font-size: 14px;
            border: 1px solid #dce3ef;
            transition: 0.2s;
        }
        .tag-link:hover {
            background: #f0b90b;
            color: #1e2329;
            border-color: #f0b90b;
        }

        /* 分享按钮 */
        .share-section {
            display: flex;
            align-items: center;
            gap: 20px;
            margin: 40px 0;
            padding: 20px 0;
            border-top: 1px solid #e8edf5;
            border-bottom: 1px solid #e8edf5;
        }
        .share-label {
            color: #4e627c;
        }
        .share-icons a {
            color: #6a7f9e;
            font-size: 24px;
            margin-right: 18px;
            transition: 0.2s;
        }
        .share-icons a:hover {
            color: #f0b90b;
        }

        /* 右侧侧栏 */
        .article-sidebar {
            flex: 1 1 280px;
            min-width: 260px;
        }

        /* 相关文章 (SEO内链) */
        .related-posts {
            background: #ffffff;
            border-radius: 28px;
            padding: 28px 24px;
            border: 1px solid #e6edf5;
            box-shadow: 0 4px 12px rgba(0,0,0,0.02);
            margin-bottom: 30px;
        }
        .sidebar-title {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 24px;
            color: #0b0e11;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-title i {
            color: #f0b90b;
        }
        .related-list {
            list-style: none;
        }
        .related-list li {
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px dashed #e8edf5;
        }
        .related-list li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .related-list a {
            text-decoration: none;
            color: #1e2b3c;
            font-weight: 500;
            display: block;
            margin-bottom: 6px;
            transition: 0.2s;
        }
        .related-list a:hover {
            color: #f0b90b;
        }
        .related-meta {
            font-size: 13px;
            color: #7c8aa5;
        }