/* 全局样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft YaHei", Arial, sans-serif;
        }
        
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }
        
        a {
            text-decoration: none;
            color: #333;
            transition: all 0.3s ease;
        }
        
        a:hover {
            color: #1890ff;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* 头部样式 */
        header {
            background: #1a73e8; /* 降级处理：使用纯色代替渐变 */
            background: linear-gradient(135deg, #1a73e8, #6c8ef5);
            color: white;
            padding: 15px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .header-top {
            display: flex;
            display: -webkit-flex; /* Safari 和旧版Chrome */
            display: -ms-flexbox; /* IE10 */
            justify-content: space-between;
            -webkit-justify-content: space-between;
            -ms-flex-pack: justify;
            align-items: center;
            -webkit-align-items: center;
            -ms-flex-align: center;
            margin-bottom: 15px;
        }
        
        .logo {
            font-size: 24px;
            font-weight: bold;
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            align-items: center;
            -webkit-align-items: center;
            -ms-flex-align: center;
        }
        
        .logo img {
            height: 40px;
            margin-right: 10px;
        }
        
        .search-box {
            flex: 1;
            -webkit-flex: 1;
            -ms-flex: 1;
            max-width: 500px;
            margin: 0 20px;
        }
        
        .search-box form {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
        }
        
        .search-box input {
            flex: 1;
            -webkit-flex: 1;
            -ms-flex: 1;
            padding: 10px 15px;
            border: none;
            border-radius: 4px 0 0 4px;
            font-size: 16px;
        }
        
        .search-box button {
            background: #ff6b35;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            font-size: 16px;
            transition: background 0.3s;
        }
        
        .search-box button:hover {
            background: #e55a2b;
        }
        
        .header-actions a {
            color: white;
            margin-left: 15px;
            font-size: 14px;
            padding: 8px 12px;
            border-radius: 4px;
            background: rgba(255, 255, 255, 0.2);
        }
        
        .header-actions a:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        .ad-banner {
            background: rgba(255, 255, 255, 0.1);
            padding: 10px;
            border-radius: 4px;
            overflow: hidden;
            height: 50px;
            position: relative;
        }
        
        .ad-content {
            white-space: nowrap;
            position: relative;
            left: 100%;
            animation: scroll 30s linear infinite;
            -webkit-animation: scroll 30s linear infinite; /* Safari 和 Chrome */
        }
        
        @keyframes scroll {
            0% { transform: translateX(0); left: 100%; }
            100% { transform: translateX(0); left: -100%; }
        }
        
        @-webkit-keyframes scroll {
            0% { -webkit-transform: translateX(0); left: 100%; }
            100% { -webkit-transform: translateX(0); left: -100%; }
        }
        
        /* 主体内容样式 */
        .main-content {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            margin: 20px 0;
            /* 使用margin代替gap属性 */
        }
        
        .main-content > * {
            margin-right: 20px;
        }
        
        .main-content > *:last-child {
            margin-right: 0;
        }
        
        /* 左侧边栏样式 */
        .sidebar {
            flex: 0 0 280px;
            -webkit-flex: 0 0 280px;
            -ms-flex: 0 0 280px;
            background: white;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            padding: 20px;
            border-left: 6px solid #3498db;
        }
        
        .category {
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #eee;
        }
        
        .category h3 {
            font-size: 16px;
            color: #1a73e8;
            margin-bottom: 10px;
            padding-bottom: 5px;
            border-bottom: 1px solid #eee;
        }
        
        .category-links {
            display: block;
            overflow: hidden;
            /* 使用浮动布局代替grid */
        }
        
        .category-links a {
            display: block;
            float: left;
            width: 50%;
            font-size: 14px;
            padding: 5px 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            box-sizing: border-box;
        }
        
        /* 右侧内容样式 */
        .content {
            flex: 1;
            -webkit-flex: 1;
            -ms-flex: 1;
            background: white;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            padding: 20px;
            border-top: 4px solid #2ecc71;
        }
        
        .section {
            margin-bottom: 30px;
            padding: 15px;
            border-radius: 6px;
        }
        
        .section-title {
            font-size: 18px;
            color: #1a73e8;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #eee;
        }
        
        /* 锚点导航样式 */
        .anchor-nav {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            margin-bottom: 15px;
            border-bottom: 1px solid #eee;
            border: 2px solid #f39c12;
            border-radius: 6px;
            padding: 10px;
            background: #fff9e6;
            flex-wrap: wrap;
            -webkit-flex-wrap: wrap;
            -ms-flex-wrap: wrap;
        }
        
        .anchor-nav a {
            padding: 8px 16px;
            margin-right: 5px;
            margin-bottom: 5px;
            border-radius: 4px 4px 0 0;
            background: #f0f2f5;
        }
        
        .anchor-nav a.active {
            background: #1a73e8;
            color: white;
        }
        
        .anchor-content {
            display: none;
            border: 2px solid #9b59b6;
            border-radius: 6px;
            padding: 15px;
            background: #f8f5ff;
        }
        
        .anchor-content.active {
            display: block;
        }
        
        /* 使用浮动布局代替grid */
        .grid-6x10 {
            display: block;
            overflow: hidden;
        }
        
        .grid-6x10 a {
            display: block;
            float: left;
            width: 16.666%;
            padding: 8px 5px;
            text-align: center;
            background: #f8f9fa;
            border-radius: 4px;
            font-size: 14px;
            border: 1px solid #e1e4e8;
            box-sizing: border-box;
            margin-bottom: 10px;
        }
        
        /* 使用margin-right创建间距 */
        .grid-6x10 a:nth-child(6n) {
            margin-right: 0;
        }
        
        .grid-6x10 a:hover {
            background: #e6f7ff;
            transform: translateY(-2px);
            -webkit-transform: translateY(-2px); /* Safari */
            -ms-transform: translateY(-2px); /* IE 9 */
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }
        
        /* 两栏布局样式 */
        .two-columns {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            /* 使用margin代替gap */
        }
        
        .two-columns > * {
            margin-right: 20px;
        }
        
        .two-columns > *:last-child {
            margin-right: 0;
        }
        
        .column {
            flex: 1;
            -webkit-flex: 1;
            -ms-flex: 1;
            padding: 15px;
            border-radius: 6px;
        }
        
        .grid-4x4 {
            display: block;
            overflow: hidden;
        }
        
        .grid-4x4 a {
            display: block;
            float: left;
            width: 25%;
            padding: 8px 5px;
            text-align: center;
            background: #f8f9fa;
            border-radius: 4px;
            font-size: 14px;
            border: 1px solid #e1e4e8;
            box-sizing: border-box;
            margin-bottom: 10px;
        }
        
        .grid-4x4 a:hover {
            background: #e6f7ff;
            transform: translateY(-2px);
            -webkit-transform: translateY(-2px);
            -ms-transform: translateY(-2px);
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }
        
        /* 三栏布局样式 */
        .three-columns {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            /* 使用margin代替gap */
        }
        
        .three-columns > * {
            margin-right: 20px;
        }
        
        .three-columns > *:last-child {
            margin-right: 0;
        }
        
        .three-columns .column {
            flex: 1;
            -webkit-flex: 1;
            -ms-flex: 1;
            padding: 15px;
            border-radius: 6px;
        }
        
        .grid-3x6 {
            display: block;
            overflow: hidden;
        }
        
        .grid-3x6 a {
            display: block;
            float: left;
            width: 33.333%;
            padding: 8px 5px;
            text-align: center;
            background: #f8f9fa;
            border-radius: 4px;
            font-size: 14px;
            border: 1px solid #e1e4e8;
            box-sizing: border-box;
            margin-bottom: 10px;
        }
        
        .grid-3x6 a:hover {
            background: #e6f7ff;
            transform: translateY(-2px);
            -webkit-transform: translateY(-2px);
            -ms-transform: translateY(-2px);
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }
        
        /* 为不同栏目设置不同边框样式 */
        .literature-games {
            border: 3px solid #e74c3c;
            background: #fff5f5;
        }
        
        .music-video {
            border: 3px solid #e67e22;
            background: #fff9f0;
        }
        
        .news-sports {
            border: 3px solid #2ecc71;
            background: #f0fff5;
        }
        
        .bank-finance {
            border: 3px solid #3498db;
            background: #f0f9ff;
        }
        
        .shopping-phone {
            border: 3px solid #9b59b6;
            background: #f8f5ff;
        }
        
        .job-car-health {
            border: 3px solid #1abc9c;
            background: #f0fffb;
        }
        
        .common-software {
            border: 3px solid #34495e;
            background: #f8f9fa;
        }
        
        .professional-software {
            border: 3px solid #d35400;
            background: #fff5e6;
        }
        
        .recommendations {
            border: 3px solid #16a085;
            background: #f0fffb;
        }
        
        /* 底部样式 */
        footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 30px 0 10px;
            margin-top: 30px;
            border-top: 5px solid #3498db;
        }
        
        .footer-content {
            text-align: center;
            margin-bottom: 20px;
        }
        
        .footer-content p {
            margin-bottom: 8px;
            font-size: 14px;
        }
        
        .footer-bottom {
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            justify-content: center;
            -webkit-justify-content: center;
            -ms-flex-pack: center;
            align-items: center;
            -webkit-align-items: center;
            -ms-flex-align: center;
            padding-top: 15px;
            border-top: 1px solid #34495e;
            flex-wrap: wrap;
            -webkit-flex-wrap: wrap;
            -ms-flex-wrap: wrap;
        }
        
        .footer-bottom a {
            color: #ecf0f1;
            display: flex;
            display: -webkit-flex;
            display: -ms-flexbox;
            align-items: center;
            -webkit-align-items: center;
            -ms-flex-align: center;
            margin: 0 15px;
            font-size: 14px;
        }
        
        .footer-bottom img {
            height: 20px;
            margin-right: 5px;
        }
        
        .logo a {
          text-decoration: none; /* 去除下划线 */
          color: inherit;        /* 继承父元素颜色 */
          cursor: auto;          /* 移除指针样式（iOS需设置为pointer） */
        }
        
        /* 响应式设计 - 针对兼容性优化 */
        @media (max-width: 1200px) {
            .grid-6x10 a {
                width: 25%; /* 4列 */
            }
        }
        
        @media (max-width: 992px) {
            .main-content {
                flex-direction: column;
                -webkit-flex-direction: column;
                -ms-flex-direction: column;
            }
            
            .main-content > * {
                margin-right: 0;
                margin-bottom: 20px;
            }
            
            .main-content > *:last-child {
                margin-bottom: 0;
            }
            
            .sidebar {
                flex: 1;
                -webkit-flex: 1;
                -ms-flex: 1;
            }
            
            .grid-6x10 a {
                width: 33.333%; /* 3列 */
            }
        }
        
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                -webkit-flex-direction: column;
                -ms-flex-direction: column;
            }
            
            .logo {
                margin-bottom: 10px;
            }
            
            .search-box {
                margin: 10px 0;
                max-width: 100%;
            }
            
            .header-actions {
                margin-top: 10px;
            }
            
            .grid-6x10 a {
                width: 50%; /* 2列 */
            }
            
            .two-columns, .three-columns {
                flex-direction: column;
                -webkit-flex-direction: column;
                -ms-flex-direction: column;
            }
            
            .two-columns > *, .three-columns > * {
                margin-right: 0;
                margin-bottom: 20px;
            }
            
            .two-columns > *:last-child, .three-columns > *:last-child {
                margin-bottom: 0;
            }
            
            .grid-4x4 a, .grid-3x6 a {
                width: 33.333%; /* 3列 */
            }
        }
        
        @media (max-width: 576px) {
            .grid-6x10 a, .grid-4x4 a, .grid-3x6 a {
                width: 50%; /* 2列 */
            }
            
            .anchor-nav {
                flex-wrap: wrap;
                -webkit-flex-wrap: wrap;
                -ms-flex-wrap: wrap;
            }
            
            .footer-bottom {
                flex-direction: column;
                -webkit-flex-direction: column;
                -ms-flex-direction: column;
            }
            
            .footer-bottom a {
                margin: 5px 0;
            }
            
            .category-links a {
                width: 100%; /* 单列 */
            }
        }
        
        /* 清除浮动 */
        .clearfix:after {
            content: "";
            display: table;
            clear: both;
        }

        /* 右侧悬浮图标样式 */
        .ai-tools-panel {
            position: fixed;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        
        .ai-tool {
            width: 70px;
            height: 70px;
            border-radius: 12px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .ai-icon-baidu {
            background: linear-gradient(135deg, #2932e1, #5c6aff);
        }
        
        .ai-tool:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
        }
        
        .ai-tool.deepseek {
            background: linear-gradient(135deg, #1a73e8, #6c8ef5);
        }
        
        .ai-tool.doubao {
            background: linear-gradient(135deg, #ff6b35, #ff8e53);
        }
        
        .ai-tool .tool-name {
            font-size: 12px;
            margin-top: 5px;
            font-weight: bold;
        }
        
        .ai-tool .tooltip {
            position: absolute;
            right: 80px;
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 14px;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        
        .ai-tool:hover .tooltip {
            opacity: 1;
        }
        
        }