/* 资源导航网站样式 */

/* 基础样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #f5f5f5;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

/* 分类卡片 */
.category-card {
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    height: 120px;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border-color: #4a6fa5;
}

.category-icon {
    font-size: 2rem;
    color: #4a6fa5;
}

/* 网址卡片 */
.site-card {
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    transition: all 0.2s ease;
}

.site-card:hover {
    border-color: #4a6fa5;
    background-color: #f8f9fa;
}

.site-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    margin-right: 10px;
    border-radius: 5px;
    background-color: #fff;
    box-shadow: 0 1px 5px rgba(0,0,0,0.1);
}

/* 搜索引擎快捷栏 */
.search-engine {
    display: inline-block;
    padding: 8px 15px;
    margin: 5px;
    border: 1px solid #ddd;
    border-radius: 6px;
    background-color: #fff;
    transition: all 0.2s ease;
    color: #333;
}

.search-engine:hover {
    border-color: #4a6fa5;
    background-color: #f0f5ff;
    color: #4a6fa5;
}

/* 文章卡片 */
.article-card {
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
    margin-bottom: 15px;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 30px 0;
}

/* 统计信息 */
.statistics {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.statistics h4 {
    color: #4a6fa5;
}

/* 表单样式 */
.form-control {
    border-radius: 8px;
    border: 1px solid #ddd;
    padding: 10px;
}

.form-control:focus {
    border-color: #4a6fa5;
    box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.1);
}

/* 按钮样式 */
.btn-primary {
    background-color: #4a6fa5;
    border-color: #4a6fa5;
    border-radius: 8px;
    padding: 10px 20px;
}

.btn-primary:hover {
    background-color: #3a5b85;
    border-color: #3a5b85;
}

.btn-outline-primary {
    color: #4a6fa5;
    border-color: #4a6fa5;
    border-radius: 8px;
    padding: 10px 20px;
}

.btn-outline-primary:hover {
    background-color: #4a6fa5;
    border-color: #4a6fa5;
}

/* 卡片样式 */
.card {
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border: none;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #eee;
    border-radius: 12px 12px 0 0;
}

/* 表格样式 */
.table {
    border-radius: 8px;
    overflow: hidden;
}

.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .category-card {
        height: auto;
        padding: 20px;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .site-logo {
        width: 30px;
        height: 30px;
    }
}

/* 动画效果 */
.animate-card {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}