/**
 * 文章目录样式
 */

/* 目录容器 */
.xwme-toc-wrap {
    background: #f6f8fa;
    border: 1px solid #e1e4e8;
    border-radius: 8px;
    margin: 0 0 24px 0;
    overflow: hidden;
}

.dark .xwme-toc-wrap,
[data-theme="dark"] .xwme-toc-wrap {
    background: #161b22;
    border-color: #30363d;
}

/* 目录头部 */
.xwme-toc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #fff;
    border-bottom: 1px solid #e1e4e8;
}

.dark .xwme-toc-header,
[data-theme="dark"] .xwme-toc-header {
    background: #0d1117;
    border-color: #30363d;
}

.xwme-toc-title {
    font-size: 14px;
    font-weight: 600;
    color: #24292e;
}

.dark .xwme-toc-title,
[data-theme="dark"] .xwme-toc-title {
    color: #c9d1d9;
}

.xwme-toc-toggle {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f6f8fa;
    border: 1px solid #d0d7de;
    border-radius: 6px;
    color: #57606a;
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
}

.xwme-toc-toggle:hover {
    background: #f3f4f6;
    border-color: #bbb;
}

.dark .xwme-toc-toggle,
[data-theme="dark"] .xwme-toc-toggle {
    background: #21262d;
    border-color: #30363d;
    color: #8b949e;
}

.dark .xwme-toc-toggle:hover,
[data-theme="dark"] .xwme-toc-toggle:hover {
    background: #30363d;
}

/* 目录导航 */
.xwme-toc-nav {
    padding: 12px 0;
    max-height: 400px;
    overflow-y: auto;
}

.xwme-toc-wrap.collapsed .xwme-toc-nav {
    display: none;
}

/* 目录列表 */
.xwme-toc-list,
.xwme-toc-sublist {
    list-style: none;
    margin: 0;
    padding: 0;
}

.xwme-toc-sublist {
    padding-left: 16px;
}

.xwme-toc-item {
    margin: 0;
    padding: 0;
}

.xwme-toc-link {
    display: block;
    padding: 6px 16px;
    color: #57606a;
    font-size: 13px;
    line-height: 1.5;
    text-decoration: none;
    border-left: 2px solid transparent;
    transition: all 0.2s;
}

.xwme-toc-link:hover {
    color: #0969da;
    background: rgba(9, 105, 218, 0.05);
    border-left-color: #0969da;
}

.dark .xwme-toc-link,
[data-theme="dark"] .xwme-toc-link {
    color: #8b949e;
}

.dark .xwme-toc-link:hover,
[data-theme="dark"] .xwme-toc-link:hover {
    color: #58a6ff;
    background: rgba(88, 166, 255, 0.1);
    border-left-color: #58a6ff;
}

.xwme-toc-link.active {
    color: #0969da;
    background: rgba(9, 105, 218, 0.08);
    border-left-color: #0969da;
    font-weight: 500;
}

.dark .xwme-toc-link.active,
[data-theme="dark"] .xwme-toc-link.active {
    color: #58a6ff;
    background: rgba(88, 166, 255, 0.15);
    border-left-color: #58a6ff;
}

/* 层级缩进 */
.xwme-toc-level-2 > .xwme-toc-link {
    padding-left: 16px;
}

.xwme-toc-level-3 > .xwme-toc-link {
    padding-left: 32px;
}

.xwme-toc-level-4 > .xwme-toc-link {
    padding-left: 48px;
}

/* 滚动条 */
.xwme-toc-nav::-webkit-scrollbar {
    width: 6px;
}

.xwme-toc-nav::-webkit-scrollbar-track {
    background: transparent;
}

.xwme-toc-nav::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.xwme-toc-nav::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

.dark .xwme-toc-nav::-webkit-scrollbar-thumb,
[data-theme="dark"] .xwme-toc-nav::-webkit-scrollbar-thumb {
    background: #484f58;
}

/* 浮动目录（侧边栏） */
.xwme-toc-float {
    position: fixed;
    top: 100px;
    right: 20px;
    width: 260px;
    max-height: calc(100vh - 140px);
    z-index: 100;
    background: #fff;
    border: 1px solid #e1e4e8;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.dark .xwme-toc-float,
[data-theme="dark"] .xwme-toc-float {
    background: #161b22;
    border-color: #30363d;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.xwme-toc-float .xwme-toc-nav {
    max-height: calc(100vh - 200px);
}

/* 移动端隐藏浮动目录 */
@media (max-width: 1200px) {
    .xwme-toc-float {
        display: none;
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .xwme-toc-wrap {
        margin: 0 0 16px 0;
    }

    .xwme-toc-header {
        padding: 10px 12px;
    }

    .xwme-toc-link {
        padding: 8px 12px;
        font-size: 14px;
    }

    .xwme-toc-level-2 > .xwme-toc-link {
        padding-left: 12px;
    }

    .xwme-toc-level-3 > .xwme-toc-link {
        padding-left: 24px;
    }
}