.markdown-preview-sizer.markdown-preview-section {
    max-width: 1080px !important;
    margin: 0 auto;
}

.mod-linux.is-frameless.is-hidden-frameless.obsidian-app.theme-light.show-inline-title.show-ribbon.show-view-header.is-focused.share-note-plugin {
    --zoom-factor: 1;
    --font-text-size: 16px;
}

.markdown-preview-view.markdown-rendered.node-insert-event.allow-fold-headings.show-indentation-guide.allow-fold-lists.show-properties {
    tab-size: 4;
}

.markdown-preview-pusher {
    width: 1px;
    height: 0.1px;
}

.toc-list {
    list-style: none;
    padding-left: 0;
}

.toc-list ul {
    padding-left: 1.5em;
}

.toc-link {
    display: block;
    padding: 4px 0;
    color: #666;
    text-decoration: none;
    transition: color 0.2s;
}

.toc-link:hover {
    color: #000;
}

.nav-sidebar ul {
    list-style: none;
    padding-left: 0;
}

.nav-sidebar li {
    margin: 8px 0;
}

.nav-sidebar ul ul {
    padding-left: 1.5em;
}

.nav-sidebar a {
    color: #666;
    text-decoration: none;
    transition: color 0.2s;
}

.nav-sidebar a:hover {
    color: #000;
}

.tree-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.95rem;
}

.tree-list.root {
    margin-top: 0.5rem;
}

.tree-item {
    margin: 0.25rem 0;
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.2s ease;
}

.tree-item.active {
    background-color: var(--theme-bg-offset);
}

.tree-item .folder-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0.5rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.tree-item .folder-label:hover {
    background-color: var(--theme-bg-offset);
}

.tree-item details {
    margin-left: 0.5rem;
}

.tree-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--theme-text-light);
}

.tree-item .doc-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    transition: all 0.2s;
    color: var(--theme-text);
    text-decoration: none;
}

.tree-item .doc-link:hover {
    background-color: var(--theme-bg-offset);
    color: var(--theme-accent);
    text-decoration: none;
}

.tree-item .doc-link.active {
    background-color: var(--theme-bg-offset);
    color: var(--theme-accent);
    font-weight: 500;
}

/* 文件夹样式 */
.tree-item.tree-folder {
    margin-bottom: 0.75rem;
}

.folder-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    margin-left: 0.5rem;
    border-left: 3px solid transparent;
}

.folder-header:hover {
    background-color: var(--theme-bg-offset);
    border-left-color: var(--theme-accent);
    padding-left: 1rem;
}

.folder-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.folder-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--theme-text-light);
}

.folder-title {
    font-weight: 500;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

/* 折叠状态 */
.tree-folder.collapsed > .folder-header .folder-toggle {
    transform: rotate(-90deg);
}

.tree-folder.collapsed > .tree-list {
    display: none;
}

/* 嵌套列表缩进 */
.tree-list .tree-list {
    padding-left: 1.5rem;
    margin-top: 0.25rem;
    margin-bottom: 0.5rem;
    position: relative;
}

/* 嵌套列表垂直连接线 */
.tree-list .tree-list::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 0;
    bottom: 0;
    width: 1px;
    background-color: var(--theme-border);
    opacity: 0.7;
}

/* 文件样式 */
.tree-item-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: all 0.25s;
    color: var(--theme-text);
    text-decoration: none;
    position: relative;
    margin-left: 0.5rem;
    border-left: 3px solid transparent; /* 添加左边框，默认透明 */
}

.tree-item-link:hover {
    background-color: var(--theme-bg-offset);
    color: var(--theme-accent);
    border-left-color: var(--theme-accent); /* 悬停时显示左边框 */
    padding-left: 1rem; /* 悬停时增加左内边距 */
}

.tree-item-link.active {
    background-color: var(--theme-accent);
    color: white;
    border-left-color: var(--theme-accent);
    padding-left: 1rem;
}

.tree-item-link.active .doc-icon svg {
    color: white;
}

.doc-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--theme-text-light);
}

.doc-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    padding: 0.15rem 0;
}

.tree-item-link:hover .doc-title {
    font-weight: 500; /* 悬停时加粗 */
}

.tree-item-link.active .doc-title {
    font-weight: 500;
}

/* 文件树为空状态 */
.tree-empty {
    padding: 1rem;
    text-align: center;
    color: var(--theme-text-light);
    font-style: italic;
    background-color: var(--theme-bg-offset);
    border-radius: 8px;
    margin: 1rem 0;
}

/* TOC 样式 */
.toc-header {
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--theme-text);
    margin-bottom: 0.5rem; /* 减小了底部间距 */
    padding-bottom: 0.5rem; /* 减小了底部内边距 */
    border-bottom: 1px solid var(--theme-border);
    letter-spacing: 0.5px;
}

.toc-list {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 0 0.25rem 0 !important;
    line-height: 1.2; /* 添加较小的行高使文本更紧凑 */
}

.toc-sublist {
    list-style: none !important;
    padding-left: 0.5rem !important;
    margin: 0.1rem 0 0.1rem !important;
    border-left: 1px solid var(--theme-bg-offset); /* 减小边框宽度 */
}

.toc-item {
    margin: 0 !important;
    padding: 0 !important;
    transition: transform 0.2s;
}

.toc-item:hover {
    transform: translateX(2px);
}

.toc-link {
    display: block !important;
    padding: 0.15rem 0.3rem !important;
    color: var(--theme-text-light);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s;
    line-height: 1.3;
    border-radius: 3px;
}

.toc-title {
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.toc-indent {
    margin-right: 0.15rem; /* 减小了右边距 */
    color: var(--theme-accent);
    opacity: 0.7;
    font-family: monospace;
    font-size: 0.8rem; /* 减小了字体大小 */
}

.toc-link:hover {
    color: var(--theme-accent);
    background-color: var(--theme-bg-offset);
}

.toc-link.active {
    color: var(--theme-accent);
    font-weight: 500;
    background-color: var(--theme-bg-offset);
    border-left: 1px solid var(--theme-accent); /* 减小边框宽度 */
    margin-left: -0.3rem; /* 减小了左边距 */
    padding-left: 0.5rem;
}

/* 层级特定样式 - 使用更具体的选择器确保覆盖其他样式 */
.toc-link.level-1 { 
    font-weight: 500;
    padding-left: 0.3rem !important;
}

.toc-link.level-2 {
    padding-left: 0.7rem !important;
}

.toc-link.level-3 {
    padding-left: 1.1rem !important;
    font-size: 0.84rem;
}

.toc-link.level-4 {
    padding-left: 1.5rem !important;
    font-size: 0.82rem;
    color: var(--theme-text-light);
}

/* 移除之前可能冲突的样式 */
.level-1, .level-2, .level-3, .level-4 {
    padding-left: 0;
}

/* 确保其他样式不会意外覆盖TOC样式 */
#toc .toc-list,
#toc .toc-sublist,
#toc .toc-item,
#toc .toc-link {
    box-sizing: border-box;
}

/* 改进的层级样式 */
.level-1 { 
    font-weight: 500;
}

.level-2 {
    padding-left: 0.15rem; /* 进一步减小了缩进间距 */
}

.level-3 {
    padding-left: 0.3rem; /* 进一步减小了缩进间距 */
    font-size: 0.84rem; /* 略微减小字体大小 */
}

.level-4 {
    padding-left: 0.5rem; /* 进一步减小了缩进间距 */
    font-size: 0.82rem;
    color: var(--theme-text-light);
}

/* 深度样式，用于增强层级视觉效果 */
.depth-1 {
    margin-left: 0;
}

.depth-2 {
    border-left-color: var(--theme-accent);
    border-left-width: 1px;
}

.depth-3 {
    border-left-color: var(--theme-border);
    border-left-width: 1px;
}

.depth-4 {
    border-left-style: dotted;
    border-left-color: var(--theme-text-light);
    border-left-width: 1px;
}

/* 移动端样式 */
@media (max-width: 768px) {
    .nav-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        width: 80%;
        max-width: 300px;
        height: 100%;
        background: var(--theme-bg);
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        z-index: 1000;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        display: flex;
        flex-direction: column;
    }

    .nav-sidebar.show {
        transform: translateX(0);
    }
    
    .mobile-nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        bottom: 1.5rem;
        left: 1.5rem;
        z-index: 1000;
        width: 3.5rem;
        height: 3.5rem;
        border-radius: 50%;
        background: var(--theme-accent);
        color: white;
        font-size: 1.25rem;
        border: none;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .mobile-nav-toggle:hover, 
    .mobile-nav-toggle:focus {
        background: var(--theme-accent-secondary);
        transform: scale(1.05);
    }

    .mobile-nav-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        backdrop-filter: blur(2px);
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .mobile-nav-backdrop.show {
        display: block;
        opacity: 1;
    }
    
    /* 内容区域适配 */
    .content {
        padding: 1.25rem 1rem;
    }
    
    .theme-toggle {
        bottom: 5.5rem;
        right: 1.5rem;
    }
    
    /* 移动端目录切换效果 */
    .toc-sidebar {
        display: none;
    }

    /* 显示底部浮动目录按钮 */
    .toc-mobile-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        position: fixed;
        bottom: 1.5rem;
        right: 1.5rem;
        width: 3.5rem;
        height: 3.5rem;
        border-radius: 50%;
        background: var(--theme-accent);
        color: white;
        border: none;
        cursor: pointer;
        z-index: 999;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        transition: all 0.3s ease;
    }

    .toc-mobile-toggle:hover {
        background: var(--theme-accent-secondary);
        transform: scale(1.05);
    }

    /* 移动端目录弹出样式 */
    .toc-mobile {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--theme-bg);
        border-radius: 16px 16px 0 0;
        padding: 1.5rem;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
        z-index: 1000;
        max-height: 70vh;
        overflow-y: auto;
        transform: translateY(100%);
        transition: transform 0.3s ease;
    }

    .toc-mobile.show {
        transform: translateY(0);
    }

    .toc-mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 1rem;
    }

    .toc-mobile-title {
        font-size: 1.1rem;
        font-weight: 600;
    }

    .toc-mobile-close {
        background: transparent;
        border: none;
        font-size: 1.5rem;
        color: var(--theme-text);
        cursor: pointer;
    }
}

/* 滚动条美化 */
.nav-sidebar::-webkit-scrollbar,
.toc-sidebar::-webkit-scrollbar {
    width: 6px;
}

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

.nav-sidebar::-webkit-scrollbar-thumb,
.toc-sidebar::-webkit-scrollbar-thumb {
    background: var(--theme-border);
    border-radius: 3px;
}

.nav-sidebar::-webkit-scrollbar-thumb:hover,
.toc-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--theme-text-light);
}

/* 主题切换按钮 */
.theme-toggle {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--theme-bg);
    border: 1px solid var(--theme-border);
    color: var(--theme-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.theme-toggle:hover {
    background: var(--theme-bg-offset);
    transform: scale(1.1);
}

.theme-toggle svg {
    transition: transform 0.3s ease;
}

.theme-toggle:hover svg {
    transform: rotate(30deg);
}

.theme-controls {
    padding: 0 var(--nav-pad-x);
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--theme-border);
}

#theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    width: 100%;
    border: none;
    background-color: var(--theme-bg-offset);
    color: var(--theme-text);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
}

#theme-toggle:hover {
    background-color: var(--theme-bg-subtle);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

#theme-toggle .theme-icon {
    color: var(--theme-accent);
    transition: transform 0.3s ease;
}

#theme-toggle:hover .theme-icon {
    transform: rotate(30deg);
}

/* 面包屑导航 */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    padding: 0.75rem 1rem;
    background-color: var(--theme-bg-offset);
    border-radius: 8px;
    flex-wrap: wrap;
}

.breadcrumbs .home-link {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--theme-text-light);
    text-decoration: none;
    transition: all 0.2s;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.breadcrumbs .home-link:hover {
    color: var(--theme-accent);
    background-color: var(--theme-bg-subtle);
}

.breadcrumbs .separator {
    color: var(--theme-border);
    margin: 0 0.25rem;
}

.breadcrumbs .current {
    color: var(--theme-text);
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    background-color: var(--theme-bg-subtle);
    border-radius: 4px;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 480px) {
    .breadcrumbs .current {
        max-width: 200px;
    }
}

/* 移动端适配优化 */
@media (max-width: 768px) {
    .theme-toggle {
        bottom: 5rem; /* 避免与移动导航按钮重叠 */
    }
}

/* 暗色主题适配 */
.theme-dark {
    color-scheme: dark;
}

.theme-dark .markdown-body {
    color-scheme: dark;
}

.theme-dark ::selection {
    background-color: rgba(141, 70, 231, 0.3);
}

/* 动态主题切换动画 */
body, .nav-sidebar, .toc-sidebar, .content, 
.folder-header, .tree-item-link, .toc-link,
.theme-toggle, #theme-toggle {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* 更好的交互反馈 */
.tree-item-link:active,
.folder-header:active,
.toc-link:active {
    transform: scale(0.98);
}

/* Logo 样式 */
.logo {
    padding: 1rem var(--nav-pad-x);
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--theme-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--theme-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.25rem;
    transition: all 0.3s ease;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
}

.logo a:hover {
    color: var(--theme-accent);
    background-color: var(--theme-bg-offset);
    transform: translateY(-1px);
}

.logo svg {
    color: var(--theme-accent);
    transition: all 0.3s ease;
}

.logo a:hover svg {
    transform: rotate(5deg) scale(1.1);
}

/* 代码块复制按钮 */
.copy-code-button {
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    line-height: 1;
    background-color: var(--theme-bg);
    border: 1px solid var(--theme-border);
    border-radius: 4px;
    color: var(--theme-text-light);
    cursor: pointer;
    transition: all 0.2s;
    opacity: 0;
}

.markdown-body pre:hover .copy-code-button {
    opacity: 1;
}

.copy-code-button:hover {
    background-color: var(--theme-accent);
    color: white;
    border-color: var(--theme-accent);
}