/* ========== 原有样式保留 ========== */
.sidebar {
    width: 280px;
}

.sidebar > h1 {
    font-size: 20px;
    padding: 20px 0 10px 20px;
    border-bottom: 1px solid #f3f4f6;
    margin-bottom: 10px;
}

.sidebar-nav li a {
    transition: all 0.2s ease;
}

.sidebar-nav li a:hover {
    color: #2563eb;
    background-color: #f3f4f6;
}

.sidebar-nav .active a {
    color: #2563eb;
    font-weight: 500;
    background-color: #eff6ff;
    border-left: 3px solid #2563eb;
}

.content {
    max-width: 1200px;
    margin: 0 auto;
}

.markdown-section h1 {
    font-size: 32px;
    font-weight: 700;
    color: #111827;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 12px;
    margin-bottom: 24px;
}

.markdown-section h2 {
    font-size: 24px;
    font-weight: 600;
    color: #1f2937;
    margin-top: 32px;
    margin-bottom: 16px;
    padding-left: 10px;
    border-left: 4px solid #2563eb;
}

.markdown-section h3 {
    font-size: 20px;
    font-weight: 500;
    color: #374151;
}

.markdown-section table {
    display: table;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.markdown-section table thead tr {
    background-color: #f9fafb;
}

.markdown-section table th {
    font-weight: 600;
    color: #1f2937;
    padding: 12px 16px;
}

.markdown-section table td {
    padding: 10px 16px;
    border-bottom: 1px solid #f3f4f6;
}

.markdown-section pre {
    border-radius: 12px;
    background-color: #1e293b;
}

.markdown-section code {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-size: 14px;
}

.markdown-section p code {
    background-color: #f1f5f9;
    color: #dc2626;
    padding: 2px 6px;
    border-radius: 6px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        position: fixed;
        z-index: 100;
    }
    
    .content {
        padding: 20px;
    }
    
    .markdown-section h1 {
        font-size: 26px;
    }
    
    .markdown-section h2 {
        font-size: 20px;
    }
}

/* ========== 新增：首页卡片样式（三列布局） ========== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.card {
    background: #ffffff;
    border-radius: 16px;
    padding: 28px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
    border-color: #2563eb;
}

.card-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.card-desc {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 16px;
}

.card-btn {
    display: inline-block;
    padding: 8px 20px;
    background-color: #eff6ff;
    color: #2563eb;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.card:hover .card-btn {
    background-color: #2563eb;
    color: white;
}

/* 小型卡片（用于攻略和模板页面） */
.card-grid-small {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.card-small {
    background: #f9fafb;
    border-radius: 12px;
    padding: 16px;
    border: 1px solid #e5e7eb;
    transition: all 0.2s ease;
}

.card-small:hover {
    background: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card-small h4 {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.card-small p {
    font-size: 13px;
    color: #6b7280;
    margin: 0;
}

/* 预留区块样式 */
.coming-soon {
    text-align: center;
    padding: 60px 20px;
    background: #f9fafb;
    border-radius: 16px;
    margin: 32px 0;
}

.coming-soon h3 {
    font-size: 24px;
    color: #6b7280;
    margin-bottom: 20px;
}

.coming-soon li {
    list-style: none;
    padding: 8px 0;
    color: #9ca3af;
}

/* ========== 侧边栏样式优化（还原你的设计） ========== */

/* 侧边栏菜单项整体调整 */
.sidebar-nav {
    padding: 0;
}

.sidebar-nav ul {
    padding-left: 0;
}

.sidebar-nav li {
    margin: 0;
    padding: 0;
}

/* 一级菜单（大类标题）样式 */
.sidebar-nav .app-name-link {
    padding: 20px 0 10px 24px !important;
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
}

.sidebar-nav > ul > li > p,
.sidebar-nav > ul > li > ul > li > p {
    font-weight: 600;
    margin: 0;
}

/* 一级菜单标题样式（带图标的） */
.sidebar-nav > ul > li > p,
.sidebar-nav .section-title {
    display: flex;
    align-items: center;
    padding: 12px 24px !important;
    margin: 0;
    color: #374151;
    font-size: 15px;
    font-weight: 500;
    border-radius: 0;
    transition: all 0.2s ease;
}

.sidebar-nav > ul > li > p:hover {
    background-color: #f3f4f6;
    color: #111827;
}

/* 二级菜单（子项）样式 - 关键调整 */
.sidebar-nav > ul > li > ul > li,
.sidebar-nav ul ul li {
    margin: 0;
    padding: 0;
}

.sidebar-nav ul ul li a,
.sidebar-nav li li a {
    display: block;
    padding: 10px 16px 10px 52px !important;
    font-size: 14px;
    color: #4b5563;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
}

/* 二级菜单 hover 效果 */
.sidebar-nav ul ul li a:hover {
    background-color: #f3f4f6;
    color: #1f2937;
    text-decoration: none;
}

/* 二级菜单激活状态 - 蓝线在左边，有间距 */
.sidebar-nav ul ul li.active a,
.sidebar-nav li li.active a {
    background-color: #eff6ff;
    color: #2563eb;
    border-left: 3px solid #2563eb;
}

/* 移除 Docsify 默认的 active 样式冲突 */
.sidebar-nav .active a,
.sidebar-nav a.active {
    background-color: #eff6ff;
    color: #2563eb;
    border-left: 3px solid #2563eb;
}

/* 确保蓝线和文字有足够间距 */
.sidebar-nav ul ul li a {
    padding-left: 52px !important;
}

/* 如果有更深层级的菜单 */
.sidebar-nav ul ul ul li a {
    padding-left: 72px !important;
}

/* 侧边栏滚动条优化 */
.sidebar {
    padding-bottom: 40px;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}