@charset "UTF-8";

/* ==========================================================================
   1. 全局变量定义 - 基础颜色和样式变量
   ========================================================================== */
:root {
    /* 主体色：明亮蓝系列 */
    --primary: #5B9BF3; /* 基础蓝色 */
    --primary-light: #8BB4F2; /* 浅蓝色 */
    --primary-dark: #3A7BD5; /* 深蓝色（用于LOGO和重点元素） */
    --primary-alpha-10: rgba(91, 155, 243, 0.1); /* 10%透明蓝色 */
    --primary-alpha-5: rgba(91, 155, 243, 0.05); /* 5%透明蓝色 */
    
    /* 搭配色：平衡版粉色系列 */
    --secondary: #F76C9D; /* 基础粉 */
    --secondary-light: #FC81A4; /* 浅粉色 */
    --secondary-dark: #E6528A; /* 深粉色 */
    --secondary-alpha-10: rgba(247, 108, 157, 0.1); /* 10%透明粉色 */
    
    /* 特色色彩 */
    --accent: #F59E0B; /* 橙色作为强调色 */
    --accent-light: rgba(245, 158, 11, 0.1);
    --success: #10B981; /* 绿色用于成功状态 */
    --success-light: rgba(16, 185, 129, 0.1);
    
    /* 中性色 */
    --background: #f8f9fa; /* 页面背景色 */
    --text: #1E293B; /* 主要文本色 */
    --text-light: #50617A; /* 次要文本色（提升对比度） */
    --text-lighter: #94A3B8; /* 辅助文本色 */
    --border: #E2E8F0; /* 边框色 */
    --card-bg: #FFFFFF; /* 卡片背景色 */
    --dark-card-bg: #1E293B; /* 深色模式卡片背景色 */
    
    /* 阴影变量 */
    --shadow-sm: 0 1px 5px rgba(0,0,0,0.1); /* 小阴影 */
    --shadow-md: 0 4px 12px rgba(91, 155, 243, 0.08); /* 中等阴影 */
    --shadow-lg: 0 8px 24px rgba(91, 155, 243, 0.1); /* 大阴影 */
    --dark-shadow: 0 1px 5px rgba(0,0,0,0.3); /* 深色模式阴影 */
    
    /* 圆角变量 */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-full: 50%;
    
    /* 动画变量 */
    --transition-faster: 0.15s; /* 比原来的--transition-fast更快 */
    --transition-fast: 0.2s; /* 快速过渡 */
    --transition-slow: 0.4s; /* 慢速过渡 */
    --transition-ease: cubic-bezier(0.4, 0, 0.2, 1); /* 标准缓动函数 */
    
    /* 背景特效 */
    --w-background-image: linear-gradient(-45deg, #bd34fe 50%, #47caff 50%);
    --w-filter: blur(68px);
}

/* 搜索背景特效 */
.search-bg {
    position: absolute;
    top: 40%;
    left: 50%;
    border-radius: 50%;
    width: 300px;
    height: 100px;
    background-image: var(--w-background-image);
    filter: var(--w-filter);
    transform: translate(-50%, -50%);
    z-index: -999;
    opacity: .5;
}

/* ==========================================================================
   2. 深色模式样式 - 覆盖全局变量
   ========================================================================== */
body.dark-mode { 
    --background: #0F172A; 
    --text: #F8FAFC; 
    --text-light: #94A3B8; 
    --text-lighter: #64748B; 
    --border: #334155; 
    --card-bg: var(--dark-card-bg); 
    --shadow-md: var(--dark-shadow); 
    --bs-offcanvas-bg: #0F172A; /* 通过选择器权重控制，不使用!important */
}

/* ==========================================================================
   3. 基础元素样式 - 全局重置和基础设置
   ========================================================================== */
body { 
    background-color: var(--background); 
    color: var(--text); 
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; 
    line-height: 1.6; 
    margin: 0; /* 重置默认margin */
}

a { 
    text-decoration: none; 
    color: var(--primary); 
    transition: color var(--transition-fast) var(--transition-ease); 
}

a:hover { 
    color: var(--primary-dark); 
}

/* 列表样式重置 */
li { 
    list-style-type: none; 
}

ul, li, p { 
    margin: 0; 
    padding: 0; 
}

h1, h2, h3, h5 {
    margin-bottom: 0;
}

/* 自定义字体大小 */
.fs-7 {
    font-size: 0.75rem!important;
}

/* 焦点状态统一设置（增强可访问性） */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ==========================================================================
   4. 布局容器样式 - 主容器和区域划分
   ========================================================================== */
#main { 
    flex: 1; 
}

/* 加载动画调整 */
.fa-spin {
  animation-duration: 60s!important; /* 4秒/圈 */
}

/* ==========================================================================
   5. 侧边栏样式 - 品牌标识和导航
   ========================================================================== */
#sidebar { 
    width: 220px; 
    background: var(--background); 
}

.sidebar-brand { 
    padding: 30px 0; 
}

/* LOGO样式 */
.logo { 
    font-size: 22px; 
    font-weight: 700; 
    color: var(--primary-dark); 
    text-decoration: none; 
    display: inline-flex; 
    align-items: center;
    transition: var(--transition-fast) var(--transition-ease);
    margin: 0 auto; 
}

.logo:hover {
    color: var(--secondary);
}

.logo i { 
    margin-right: 10px; 
    font-size: 24px; 
    color: var(--primary-dark);
    transition: var(--transition-fast) var(--transition-ease);
    transform-origin: center;
}

.logo:hover i {
    color: var(--secondary);
}

/* 导航样式 */
.url-nav .nav-item { 
    margin-bottom: 5px; 
}

.url-nav .nav-link { 
    display: flex; 
    align-items: center; 
    padding: 12px 20px; 
    color: var(--text-light); 
    text-decoration: none; 
    border-radius: var(--radius-sm); 
    transition: 
        background-color var(--transition-fast) var(--transition-ease), 
        color var(--transition-fast) var(--transition-ease); 
}

.url-nav .nav-link:hover, 
.url-nav .nav-link.active { 
    background-color: var(--primary-alpha-5); 
    color: var(--primary-dark); 
}

.url-nav .nav-link i { 
    margin-right: 12px; 
    font-size: 18px; 
    width: 20px; 
    text-align: center; 
}

/* 深色模式导航调整 */
.dark-mode .url-nav .nav-link { 
    color: var(--text); 
}

.dark-mode .url-nav .nav-link:hover, 
.dark-mode .url-nav .nav-link.active { 
    background-color: var(--primary-alpha-10); 
    color: var(--primary-light); 
}

/* ==========================================================================
   6. 工具栏和用户操作样式 - 顶部操作栏
   ========================================================================== */
.toolbar { 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    height: 44px;
}

.user { 
    min-height: 36px; 
}

.user-actions { 
    display: flex; 
    align-items: center; 
}

.user-actions-group { 
    display: flex; 
    align-items: center; 
    border-radius: var(--radius-sm); 
}

/* 模式切换按钮 */
.mode-toggle-btn,
.toggle-btn { 
    width: auto!important;
    padding: 0;
    height: 36px; 
    border-radius: var(--radius-full); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    background-color: transparent; 
    border: none; 
    color: var(--text-lighter); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
    font-size: 16px; 
}

.mode-toggle-btn {
    width: 36px;
}

.toggle-btn {
    width: 40px;
}

.mode-toggle-btn:hover,
.toggle-btn:hover { 
    color: var(--primary); 
    transform: scale(1.1); 
}

/* 深色模式按钮调整 */
.dark-mode .mode-toggle-btn, 
.dark-mode .toggle-btn { 
    color: var(--text-lighter); 
}

.dark-mode .mode-toggle-btn:hover, 
.dark-mode .toggle-btn:hover { 
    color: var(--primary); 
}

/* ==========================================================================
   7. 搜索组件样式 - 搜索框、类型切换和节点
   ========================================================================== */


/* 按钮样式 */
.btn-outline { 
    background-color: transparent; 
    border: 1px solid var(--border); 
    color: var(--text); 
    transition: 
        border-color var(--transition-fast) var(--transition-ease), 
        color var(--transition-fast) var(--transition-ease); 
}

.btn-outline:hover { 
    border-color: var(--primary); 
    color: var(--primary); 
}


/* ==========================================================================
   8. 卡片和标签页样式 - 内容展示组件
   ========================================================================== */
/* 标签页样式 */
.wtabTag .nav-link {
    padding: 6px 12px;
    font-size: 12px;
    color: var(--text-light);
    background: rgba(0, 0, 0, 0.05);
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        background-color var(--transition-fast) var(--transition-ease);
}

.wtabTag .nav-link:hover { 
    color: var(--primary); 
    background-color: var(--primary-alpha-10);
    cursor: pointer;
}

.wtabTag .nav-link.active, 
.wtabTag .show>.nav-link { 
    color: white; 
    background-color: var(--primary-dark); 
}

.wtabTag .nav-item { 
    margin-right: 6px; 
}

/* 快速模式样式 */
.fast-mode .tab-content { 
    background-color: var(--card-bg); 
    border-radius: var(--radius-md); 
    padding: 20px; 
    box-shadow: var(--shadow-md); 
}

.fast-mode .url-card:hover { 
    box-shadow: none; 
    background-color: none;
    border: none; 
    transform: none; 
}

.dark-mode.fast-mode .url-card { 
    background-color: transparent; 
    box-shadow: none; 
}

.dark-mode.fast-mode .url-card:hover { 
    background-color: none; 
    box-shadow: none;
}

.fast-mode .url-desc { 
    display: none; 
}

.fast-mode .url-card { 
    box-shadow: none; 
    border: none; 
    background-color: transparent; 
    padding: 0; 
    margin: 0; 
}

/* 标签页头部 */
.tab-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 12px; 
}

.tab-header a { 
    color: var(--text); 
    font-weight: bold; 
    font-size: 20px; 
}

/* 卡片样式 */
.url-card { 
    background-color: var(--card-bg); 
    border-radius: var(--radius-md); 
    box-shadow: var(--shadow-md); 
    padding: 15px; 
    transition: 
        transform var(--transition-fast) var(--transition-ease), 
        box-shadow var(--transition-fast) var(--transition-ease), 
        border-color var(--transition-fast) var(--transition-ease); 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    position: relative; 
    /*overflow: hidden;*/
}

.url-card:hover { 
    transform: translateY(-3px); 
    box-shadow: var(--shadow-lg); 
    border-color: transparent; 
}

/* 纯图标推荐标签（合并优化版） */
.url-card .recommend-tag {
    position: absolute;
    top: -5px; /* 靠上位置 */
    left: -5px; /* 靠左位置 */
    padding: 4px;
    background-color: var(--success-light);
    color: var(--success);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(245, 158, 11, 0.1);
    z-index: 10;
    transition: all var(--transition-fast) var(--transition-ease);
}

/* 图标样式 */
.url-card .recommend-tag i {
    font-size: 14px;
    transition: transform var(--transition-fast) var(--transition-ease);
}

/* 悬停交互效果 */
.url-card:hover .recommend-tag {
    background-color: var(--success-light);
    color: var(--success);
    /*transform: scale(1.15);*/
    box-shadow: 0 2px 5px rgba(245, 158, 11, 0.2);
}

.url-card:hover .recommend-tag i {
    /*transform: scale(1.1);*/
}

/* 深色模式适配 */
.dark-mode .url-card .recommend-tag {
    background-color: rgba(245, 158, 11, 0.15);
    color: #FBBF24;
}

.dark-mode .url-card:hover .recommend-tag {
    background-color: #F59E0B;
    color: white;
    box-shadow: 0 2px 5px rgba(245, 158, 11, 0.25);
}

/* 响应式调整 */
@media (max-width: 575px) {
    .url-card .recommend-tag {
        top: -3px;
        left: -3px;
        padding: 3px;
    }
    
    .url-card .recommend-tag i {
        font-size: 12px;
    }
}


.url-card:hover .url-name {
    color: var(--primary-dark);
}

/* 深色模式卡片调整 */
.dark-mode .url-card { 
    background-color: var(--card-bg); 
    box-shadow: var(--dark-shadow); 
}

.dark-mode .url-card:hover { 
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2); 
}

/* 卡片内部元素 */
.url-icon { 
    width: 40px; 
    height: 40px; 
    border-radius: var(--radius-sm); 
    background-color: var(--primary-alpha-10); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-right: 12px; 
    color: var(--primary); 
    font-size: 18px; 
    flex-shrink: 0; 
}

.url-icon img { 
    max-width: 22px; 
    max-height: 22px; 
}

.dark-mode .url-icon { 
    background-color: var(--primary-alpha-10); 
    color: var(--primary-light); 
}

.url-info { 
    flex: 1; 
    min-width: 0; 
}

.url-name { 
    font-size: 15px; 
    font-weight: 500; 
    margin-bottom: 2px; 
    color: var(--text); 
    transition: color var(--transition-fast) var(--transition-ease);
}

.dark-mode .url-name { 
    color: var(--text); 
}

.url-desc { 
    font-size: 13px; 
    color: var(--text-lighter); 
    line-height: 1.4; 
    display: block; 
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis; 
    min-width: 0; 
}

.dark-mode .url-desc { 
    color: var(--text-lighter); 
}

/* 详情链接 */
.url-detail-link { 
    position: absolute; 
    top: 5px; 
    right: 5px; 
    width: 24px; 
    height: 24px; 
    border-radius: var(--radius-full); 
    background-color: rgba(0, 0, 0, 0.05); 
    color: var(--text-lighter); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    opacity: 0; 
    transform: translateY(3px); 
    transition: 
        opacity var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease), 
        background-color var(--transition-fast) var(--transition-ease), 
        color var(--transition-fast) var(--transition-ease); 
    text-decoration: none; 
    font-size: 12px; 
    z-index: 1000; 
}

.url-card:hover .url-detail-link { 
    opacity: 1; 
    transform: translateY(0); 
    background-color: var(--primary-alpha-10); 
    color: var(--primary); 
}

.fast-mode .url-detail-link { 
    top: 7px; 
}

.dark-mode .url-detail-link { 
    background-color: rgba(255, 255, 255, 0.05); 
    color: var(--text-lighter); 
}

.offcanvas-body { 
    display: block !important; 
}

/* ==========================================================================
   9. 按钮样式扩展
   ========================================================================== */
.btn-primary { 
    --bs-btn-bg: var(--primary-dark); 
    --bs-btn-border-color: var(--primary-dark); 
    --bs-btn-hover-bg: var(--primary-dark); 
    --bs-btn-hover-border-color: var(--primary-dark); 
}

.btn, .copy-btn, .cat-btn, .tag { 
    border-radius: var(--radius-sm) !important; 
}

/* ==========================================================================
   10. 移动端头部样式
   ========================================================================== */
.mobile-header { 
    display: none; 
    justify-content: center; 
    align-items: center; 
    padding: 15px 20px; 
    background-color: var(--card-bg); 
    border-bottom: 1px solid var(--border); 
    position: fixed; 
    top: 0; 
    left: 0; 
    right: 0; 
    z-index: 50; 
}

/* 移动端LOGO */
.mobile-logo { 
    font-size: 18px; 
    font-weight: 700; 
    color: var(--primary-dark); 
    text-decoration: none; 
    display: flex; 
    align-items: center;
    transition: var(--transition-fast) var(--transition-ease);
}

.mobile-logo:hover {
    transform: translateY(-2px) scale(1.05);
    color: var(--secondary);
}

.mobile-logo i { 
    color: var(--primary-dark);
    transition: var(--transition-fast) var(--transition-ease);
    margin-right: 6px;
}

.mobile-logo:hover i {
    color: var(--secondary);
}

/* 移动端切换按钮 */
.mobile-toggle-btn { 
    position: absolute; 
    left: 20px; 
    width: 36px; 
    height: 36px; 
    background-color: transparent; 
    border: none; 
    color: var(--text); 
    font-size: 20px; 
    cursor: pointer; 
    padding: 0; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.mobile-toggle-btn:hover { 
    color: var(--primary); 
    transform: rotate(90deg); 
}

/* ==========================================================================
   11. 内容页样式
   ========================================================================== */
.page-main { 
    padding: 30px 0; 
}

/* ==========================================================================
   12. 网格系统样式 - 响应式布局基础
   ========================================================================== */
.page-col-8, .page-col-4 { 
    padding: 0 15px; 
    width: 100%; 
}

/* ==========================================================================
   13. 通用内容容器样式
   ========================================================================== */
.content-box { 
    background: var(--card-bg); 
    border-radius: var(--radius-lg); 
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03); 
    margin-bottom: 25px; 
    overflow: hidden; 
    transition: 
        box-shadow var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.content-box:hover { 
    box-shadow: var(--shadow-sm); 
}

.box-body { 
    padding: 25px; 
}

/* ==========================================================================
   14. 网站头部信息样式
   ========================================================================== */
.page-header { 
    display: flex; 
    align-items: flex-start; 
    padding-bottom: 15px; 
    margin-bottom: 10px; 
}

.page-logo { 
    width: 60px; 
    height: 60px; 
    border-radius: var(--radius-sm); 
    background-color: var(--primary-alpha-10); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    flex-shrink: 0; 
    transition: border-color var(--transition-fast) var(--transition-ease); 
}

.page-logo:hover { 
    animation: ub-spin 0.4s linear forwards; 
}

.page-logo img { 
    max-width: 60px; 
    max-height: 60px; 
    object-fit: contain; 
}

.page-title { 
    font-size: 24px; 
    font-weight: normal;
    margin-bottom: 8px; 
    display: flex;
    flex-direction: column;
    gap: 10px; 
    color: var(--text); 
}

.page-title strong {
    display: flex;
    font-weight: 600;
}

.page-title small {
    color: var(--text-lighter)
}

/* 验证徽章 */
.verify-badge { 
    font-size: 12px; 
    color: var(--accent); 
    background-color: var(--accent-light); 
    padding: 3px 10px; 
    border-radius: 15px; 
    display: flex; 
    align-items: center; 
    gap: 5px; 
    border: 1px solid rgba(245, 158, 11, 0.2); 
    box-shadow: 0 1px 3px rgba(245, 158, 11, 0.1); 
    transition: 
        box-shadow var(--transition-fast) var(--transition-ease), 
        background-color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
    font-weight: 500; 
}

.verify-badge i { 
    color: var(--accent); 
    font-weight: bold; 
}

.verify-badge:hover { 
    box-shadow: 0 3px 6px rgba(245, 158, 11, 0.2); 
    background-color: rgba(245, 158, 11, 0.15); 
    transform: translateY(-2px); 
}

.page-desc { 
    color: var(--text-light); 
    font-size: 15px; 
    line-height: 1.6; 
    margin-bottom: 15px; 
}

/* ==========================================================================
   15. 移动端操作按钮区
   ========================================================================== */
.mobile-actions { 
    display: none; 
    align-items: center; 
    gap: 12px; 
    padding: 15px; 
    background-color: var(--primary-alpha-5); 
    border-radius: var(--radius-sm); 
    margin-bottom: 15px; 
    flex-wrap: wrap; 
}

/* ==========================================================================
   16. 点赞、收藏、分享按钮样式
   ========================================================================== */
.btn.page-action { 
    position: relative; 
    overflow: hidden; 
    z-index: 1; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        border-color var(--transition-fast) var(--transition-ease), 
        box-shadow var(--transition-fast) var(--transition-ease), 
        opacity var(--transition-fast) var(--transition-ease); 
    font-size: 12px; 
    padding: 6px 12px; 
    opacity: 0.85; 
}

.btn.page-action.like-btn { 
    min-width: 90px; 
}

.btn.page-action::before { 
    content: ''; 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 0; 
    height: 100%; 
    z-index: -1; 
    transition: width var(--transition-fast) var(--transition-ease); 
    border-radius: var(--radius-sm); 
}

/* 点赞按钮 */
.like-btn { 
    background-color: var(--secondary-alpha-10); 
    color: var(--secondary); 
    border: 1px solid rgba(247, 108, 157, 0.2); 
}

.like-btn i { 
    color: var(--secondary); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.like-btn::before { 
    background-color: var(--secondary-alpha-10); 
}

.like-btn:hover { 
    color: var(--secondary-dark); 
    border-color: var(--secondary); 
    box-shadow: 0 2px 8px rgba(247, 108, 157, 0.15); 
    opacity: 1; 
}

.like-btn:hover i { 
    color: var(--secondary-dark); 
    transform: scale(1.1); 
}

.like-btn:hover::before { 
    width: 100%; 
}

/* 收藏按钮 */
.fav-btn { 
    background-color: var(--accent-light); 
    color: var(--accent); 
    border: 1px solid rgba(245, 158, 11, 0.2); 
}

.fav-btn i { 
    color: var(--accent); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.fav-btn::before { 
    background-color: var(--accent-light); 
}

.fav-btn:hover { 
    color: #D97706; 
    border-color: var(--accent); 
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.15); 
    opacity: 1; 
}

.fav-btn:hover i { 
    color: #D97706; 
    transform: scale(1.1); 
}

.fav-btn:hover::before { 
    width: 100%; 
}

/* 分享按钮 */
.share-btn { 
    background-color: rgba(16, 185, 129, 0.1); 
    color: var(--success); 
    border: 1px solid rgba(16, 185, 129, 0.2); 
}

.share-btn i { 
    color: var(--success); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.share-btn::before { 
    background-color: rgba(16, 185, 129, 0.1); 
}

.share-btn:hover { 
    color: #059669; 
    border-color: var(--success); 
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.15); 
    opacity: 1; 
}

.share-btn:hover i { 
    color: #059669; 
    transform: scale(1.1); 
}

.share-btn:hover::before { 
    width: 100%; 
}

.page-action i { 
    transition: var(--transition-fast) var(--transition-ease); 
    display: inline-block; 
}

/* ==========================================================================
   17. 复制按钮样式
   ========================================================================== */
.copy-btn { 
    padding: 5px 10px; 
    font-size: 12px; 
    background: none; 
    color: var(--text-lighter) !important; 
    border: 0 !important; 
    display: inline-flex; 
    align-items: center; 
    transition: 
        background-color var(--transition-fast) var(--transition-ease), 
        color var(--transition-fast) var(--transition-ease); 
    cursor: pointer; 
    white-space: nowrap; 
    min-width: 90px; 
}

.copy-btn .icon-wrap { 
    width: 14px; 
    margin-right: 5px; 
    text-align: center; 
    flex-shrink: 0; 
}

.copy-btn i { 
    color: var(--text-lighter) !important; 
    width: 14px; 
    transition: color var(--transition-fast) var(--transition-ease); 
}

.copy-btn:hover { 
    background-color: var(--primary-alpha-10); 
    color: var(--primary) !important; 
}

.copy-btn:hover i { 
    color: var(--primary) !important; 
}

.copy-btn.copied { 
    background-color: var(--primary) !important; 
    transition: background-color var(--transition-fast) var(--transition-ease); 
}

.copy-btn.copied span, 
.copy-btn.copied i { 
    color: white !important; 
}

/* ==========================================================================
   18. 中央提示框
   ========================================================================== */
/* 基础提示框样式 - 所有提示框共享 */
.center-toast { 
    position: fixed; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    padding: 12px 20px; 
    border-radius: 6px; /* 统一圆角 */
    font-size: 14px; 
    font-family: inherit; /* 继承全局字体 */
    color: #fff; /* 统一文字颜色 */
    opacity: 0; 
    visibility: hidden; 
    pointer-events: none; 
    transition: all 0.3s ease; /* 统一过渡效果 */
    z-index: 9999; /* 确保在最上层 */
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2); /* 统一阴影 */
    min-width: 200px; /* 最小宽度，避免文字过短变形 */
    text-align: center; /* 文字居中 */
}

/* 显示状态 - 所有提示框共享的显示样式 */
.center-toast.toast-visible { 
    opacity: 1; 
    visibility: visible; 
    transform: translate(-50%, -50%) scale(1); /* 统一显示动画 */
}

/* 隐藏状态 - 所有提示框共享的隐藏样式 */
.center-toast.toast-hidden { 
    opacity: 0; 
    visibility: hidden; 
    transform: translate(-50%, -50%) scale(0.9); /* 统一隐藏动画 */
}

/* 类型区分 - 仅在必要属性上有差异 */
.center-toast.info { 
    background-color: rgba(0, 0, 0, 0.8); /* 默认深色背景 */
}

.center-toast.error { 
    background-color: #f76c9d; /* 错误红色系 */
}

.center-toast.success { 
    background-color: #4caf50; /* 成功绿色系 */
}

.center-toast.warning { 
    background-color: #ff9800; /* 警告橙色系 */
}

/* ==========================================================================
   19. 内容区块样式
   ========================================================================== */
.content-sec { 
    margin-bottom: 20px; 
}

.sec-title { 
    font-size: 18px; 
    font-weight: 600; 
    margin: 0 0 15px 0; 
    color: var(--text); 
    display: flex; 
    align-items: center; 
    gap: 8px; 
}

.sec-title i { 
    color: var(--primary); 
}

.site-intro { 
    color: var(--text-light); 
    line-height: 1.7; 
    font-size: 15px; 
}

.site-intro p { 
    margin-bottom: 15px; 
}

.tags-wrap { 
    margin-bottom: 15px; 
    margin-top: -5px; 
}

.all-cats { 
    display: flex; 
    gap: 10px; 
    flex-wrap: wrap; 
    align-items: center; 
}

/* ==========================================================================
   20. 栏目tag样式
   ========================================================================== */
.cat-btn, .tag { 
    position: relative; 
    overflow: hidden; 
    z-index: 1; 
    padding: 4px 12px; 
    font-size: 12px; 
    text-decoration: none; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        border-color var(--transition-fast) var(--transition-ease), 
        box-shadow var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
    background: none; 
    color: var(--text-light); 
    border: 1px solid var(--border); 
    font-weight: 400; 
    display: inline-flex; 
    align-items: center; 
    gap: 5px; 
}

.cat-btn i { 
    color: var(--text-lighter); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.cat-btn::before, .tag::before { 
    content: ''; 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 0; 
    height: 100%; 
    z-index: -1; 
    transition: width var(--transition-fast) var(--transition-ease); 
    border-radius: var(--radius-sm); 
    background-color: var(--primary-alpha-10); 
}

.cat-btn:hover, .tag:hover { 
    color: var(--primary); 
    border-color: var(--primary-light); 
    box-shadow: 0 3px 10px var(--primary-alpha-10); 
    transform: translateY(-2px); 
}

.cat-btn:hover::before, .tag:hover::before { 
    width: 100%; 
}

.cat-btn:hover i { 
    color: var(--primary); 
    transform: scale(1.2); 
}

/* ==========================================================================
   21. 网址和发布页容器样式
   ========================================================================== */
.urls-wrap, .publish-wrap, .intro-wrap { 
    background-color: var(--primary-alpha-5); 
    border-radius: var(--radius-sm); 
    padding: 15px; 
}

.url-item { 
    display: flex; 
    align-items: center; 
    padding: 8px 0; 
}

.url-data { 
    flex: 1; 
    word-break: break-all; 
    color: var(--primary); 
    font-size: 14px; 
}

.url-data a { 
    color: var(--primary); 
    text-decoration: none; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        text-decoration var(--transition-fast) var(--transition-ease); 
}

.url-data a:hover { 
    text-decoration: underline; 
    color: var(--primary-dark); 
}

.publish-wrap p { 
    margin-bottom: 8px; 
    color: var(--text-light); 
    font-size: 14px; 
    word-break: break-all; 
}

.publish-wrap p:last-child { 
    margin-bottom: 0; 
}

.publish-wrap p a { 
    color: var(--primary); 
    text-decoration: none; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        text-decoration var(--transition-fast) var(--transition-ease); 
}

.publish-wrap p a:hover { 
    text-decoration: underline; 
}

.publish-copy { 
    display: flex; 
    justify-content: flex-end; 
    align-items: center; 
    margin-top: 10px; 
}

/* ==========================================================================
   22. 侧边栏卡片样式
   ========================================================================== */
.sidebar-box { 
    background: var(--card-bg); 
    border-radius: var(--radius-md); 
    overflow: hidden; 
    margin-bottom: 20px; 
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.04); 
    transition: 
        box-shadow var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.sidebar-box:hover { 
    box-shadow: var(--shadow-sm); 
}

.sidebar-hd.info { 
    background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
    height: 50px; 
    display: flex; 
    align-items: center; 
    padding: 0 18px; 
}

.sidebar-hd.categories { 
    background: linear-gradient(135deg, var(--primary-light), var(--primary)); 
    height: 50px; 
    display: flex; 
    align-items: center; 
    padding: 0 18px; 
}

.sidebar-title { 
    font-size: 16px; 
    font-weight: 600; 
    color: #fff; 
    margin: 0; 
    display: flex; 
    align-items: center; 
    gap: 8px; 
}

.sidebar-bd { 
    padding: 18px; 
}

/* ==========================================================================
   23. 侧边栏互动按钮
   ========================================================================== */
.integrated-actions { 
    display: flex; 
    gap: 10px; 
    margin-bottom: 18px; 
    padding-bottom: 18px; 
    border-bottom: 1px solid var(--border); 
}

.integrated-actions .btn.page-action { 
    flex: 1; 
    justify-content: center; 
    white-space: nowrap; 
}

/* ==========================================================================
   24. 统计数据高亮展示
   ========================================================================== */
.stats-highlight { 
    display: flex; 
    gap: 10px; 
    margin-bottom: 20px; 
    position: relative; 
}

.highlight-item.read-count, 
.highlight-item.rank-count { 
    flex: 1; 
    border-radius: var(--radius-lg); 
    padding: 15px; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    position: relative; 
    overflow: hidden; 
    transition: 
        transform var(--transition-slow) var(--transition-ease), 
        box-shadow var(--transition-slow) var(--transition-ease); 
    background: rgba(255, 255, 255, 0.7); 
    backdrop-filter: blur(10px); 
    border: 1px solid rgba(255, 255, 255, 0.5); 
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05); 
    min-height: 120px; 
}

.highlight-item.read-count::before, 
.highlight-item.rank-count::before { 
    content: ""; 
    position: absolute; 
    top: -20px; 
    right: -20px; 
    width: 80px; 
    height: 80px; 
    border-radius: var(--radius-full); 
    z-index: 0; 
}

.highlight-item.read-count::before { 
    background: var(--primary-alpha-10); 
}

.highlight-item.rank-count::before { 
    background: var(--secondary-alpha-10); 
}

.highlight-item.read-count:hover, 
.highlight-item.rank-count:hover { 
    transform: translateY(-5px) scale(1.02); 
    box-shadow: var(--shadow-lg); 
}

.highlight-item .top-row { 
    display: flex; 
    align-items: center; 
    margin-bottom: 8px; 
    justify-content: center; 
    position: relative; 
    z-index: 1; 
}

.highlight-item .info-icon { 
    margin-right: 10px; 
    width: auto; 
    height: auto; 
    font-size: 20px; 
    flex-shrink: 0; 
    transition: transform var(--transition-fast) var(--transition-ease); 
}

.highlight-item:hover .info-icon { 
    transform: scale(1.4); 
}

.highlight-item.read-count .info-icon { 
    color: var(--primary); 
}

.highlight-item.rank-count .info-icon { 
    color: var(--secondary); 
}

.highlight-item .info-content { 
    flex: 1; 
    text-align: center; 
    position: relative; 
    z-index: 1; 
}

.highlight-item.read-count .info-label { 
    color: var(--primary); 
    font-weight: 500; 
    font-size: 13px; 
}

.highlight-item.rank-count .info-label { 
    color: var(--secondary); 
    font-weight: 500; 
    font-size: 13px; 
}

.highlight-item.read-count .info-value, 
.highlight-item.rank-count .info-value { 
    font-size: 26px; 
    font-weight: 700; 
    line-height: 1.2; 
    text-align: center; 
    transition: transform var(--transition-fast) var(--transition-ease); 
    position: relative; 
    z-index: 1; 
}

.highlight-item.read-count .info-value { 
    background: linear-gradient(90deg, var(--primary), var(--primary-dark)); 
    -webkit-background-clip: text; 
    background-clip: text; 
    color: transparent; 
}

.highlight-item.rank-count .info-value { 
    background: linear-gradient(90deg, var(--secondary), var(--secondary-dark)); 
    -webkit-background-clip: text; 
    background-clip: text; 
    color: transparent; 
}

.highlight-item:hover .info-value { 
    transform: translateY(-5px); 
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); 
}

.highlight-overlay { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background-color: rgba(255, 255, 255, 0.7); 
    backdrop-filter: blur(5px); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    border-radius: var(--radius-lg); 
    padding: 10px; 
    opacity: 0; 
    visibility: hidden; 
    transition: 
        opacity var(--transition-fast) var(--transition-ease), 
        visibility var(--transition-fast) var(--transition-ease); 
    z-index: 2; 
    text-align: center; 
    font-size: 13px; 
    color: var(--text); 
    font-weight: 500; 
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.05); 
}

.highlight-item:hover .highlight-overlay { 
    opacity: 1; 
    visibility: visible; 
}

.dark-mode .highlight-overlay {
    color: var(--text-lighter)
}

/* ==========================================================================
   25. 网站信息列表样式
   ========================================================================== */
.site-info-list { 
    list-style: none; 
    padding-left: 0; 
}

.site-info-item { 
    display: flex; 
    align-items: center; 
    padding: 10px 0; 
    border-bottom: 1px dashed var(--border); 
    transition: opacity var(--transition-fast) var(--transition-ease); 
}

.site-info-item:last-child { 
    border-bottom: none; 
}

.info-icon { 
    width: 24px; 
    height: 24px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-right: 10px; 
    flex-shrink: 0; 
    color: var(--primary); 
}

.info-content { 
    flex: 1; 
}

.info-label { 
    font-size: 12px; 
    display: inline-block; 
    width: 65px; 
    color: var(--text-lighter); 
}

.info-value { 
    font-size: 14px; 
    color: var(--text); 
}

.site-info-list .site-info-item { 
    opacity: 0.8; 
}

.site-info-list .site-info-item:hover { 
    opacity: 1; 
}

/* ==========================================================================
   26. 百度权重星星样式
   ========================================================================== */
.baidu-weight { 
    display: inline-flex; 
    gap: 2px; 
}

.baidu-weight .fa-star { 
    color: #ccc; 
    font-size: 14px; 
    transition: color var(--transition-fast) var(--transition-ease); 
}

.baidu-weight .fa-star.filled { 
    color: var(--primary); 
}

/* ==========================================================================
   27. 分类卡片样式
   ========================================================================== */
.categories-box { 
    background: var(--card-bg); 
}

.categories-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
}

.cat-item { 
    padding: 10px 8px; 
    background-color: var(--primary-alpha-5); 
    border-radius: var(--radius-sm); 
    text-align: center; 
    font-size: 13px; 
    transition: 
        background-color var(--transition-fast) var(--transition-ease), 
        box-shadow var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease), 
        border-color var(--transition-fast) var(--transition-ease); 
    position: relative; 
    overflow: hidden; 
    border: 1px solid var(--border); 
}

.cat-item:hover { 
    background-color: var(--primary-alpha-10); 
    box-shadow: 0 3px 10px var(--primary-alpha-10); 
    transform: translateY(-2px); 
    border-color: var(--primary-light); 
}

.cat-item::after { 
    content: ''; 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    width: 100%; 
    height: 2px; 
    background: linear-gradient(90deg, var(--primary-light), var(--primary)); 
    transform: scaleX(0); 
    transition: transform var(--transition-fast) var(--transition-ease); 
}

.cat-item:hover::after { 
    transform: scaleX(1); 
}

.cat-item a { 
    text-decoration: none; 
    color: var(--text); 
    display: block; 
    font-weight: 500; 
    position: relative; 
    z-index: 1; 
    transition: color var(--transition-fast) var(--transition-ease); 
}

.cat-item:hover a { 
    color: var(--primary); 
}

/* ==========================================================================
   28. 下拉菜单样式
   ========================================================================== */
.ub-toolbar { 
    width: 100%; 
    padding: 10px 20px; 
    background: var(--card-bg); 
    border-bottom: 1px solid var(--border); 
}

.ub-toolbar-inner { 
    display: flex; 
    justify-content: flex-end; 
    width: 100%; 
}

.ub-dropdown { 
    position: relative; 
    display: inline-block;
    height: 43px;
}

.ub-trigger { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    padding: 0 16px 0 0; 
    border-radius: 20px; 
    background: var(--primary-alpha-5); 
    cursor: pointer; 
    transition: background-color var(--transition-fast) var(--transition-ease); 
    outline: none; 
}

.ub-dropdown:hover .ub-trigger, 
.ub-trigger:focus { 
    background: var(--primary-alpha-10); 
}

.ub-avatar { 
    width: 36px; 
    height: 36px; 
    border-radius: var(--radius-full); 
    object-fit: cover; 
    border: 2px solid transparent; 
    transition: border-color var(--transition-fast) var(--transition-ease); 
}

.ub-dropdown:hover .ub-avatar, 
.ub-trigger:focus .ub-avatar { 
    animation: ub-spin 0.2s linear forwards; 
}

@keyframes ub-spin { 
    from { transform: rotate(0deg); } 
    to { transform: rotate(360deg); } 
}

.ub-name { 
    color: var(--text); 
    font-size: 14px; 
    font-weight: 500; 
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis; 
    max-width: 120px; 
}

.ub-arrow { 
    font-size: 12px; 
    color: var(--text-lighter); 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
}

.ub-dropdown:hover .ub-arrow, 
.ub-trigger:focus .ub-arrow { 
    transform: rotate(180deg) scale(1.2); 
    color: var(--primary); 
    animation: ub-bounce 0.3s ease; 
}

@keyframes ub-bounce { 
    0%, 100% { transform: rotate(180deg) scale(1); } 
    50% { transform: rotate(180deg) scale(1.3); } 
}

.ub-menu { 
    position: absolute; 
    top: 100%; 
    right: 0; 
    min-width: 240px; 
    margin-top: 8px; 
    background: var(--card-bg); 
    border-radius: var(--radius-lg); 
    box-shadow: 0 4px 20px var(--primary-alpha-10); 
    overflow: hidden; 
    opacity: 0; 
    visibility: hidden; 
    transform: translateY(-10px) scale(0.95); 
    transition: 
        opacity var(--transition-fast) var(--transition-ease), 
        visibility var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease); 
    z-index: 1000; 
}

.dark-mode .ub-menu { 
    box-shadow: var(--dark-shadow); 
}

.ub-dropdown:hover .ub-menu, 
.ub-dropdown:focus-within .ub-menu { 
    opacity: 1; 
    visibility: visible; 
    transform: translateY(0) scale(1); 
}

.ub-profile { 
    padding: 16px; 
    background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
    color: white; 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    border-radius: var(--radius-lg) var(--radius-lg) 0 0; 
}

.ub-profile-avatar { 
    width: 64px; 
    height: 64px; 
    border-radius: var(--radius-full); 
    border: 3px solid rgba(255, 255, 255, 0.3); 
}

.ub-profile-info { 
    flex: 1; 
    min-width: 0; 
}

.ub-profile-name { 
    font-size: 16px; 
    font-weight: 600; 
    margin-bottom: 4px; 
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis; 
}

.ub-levels { 
    display: flex; 
    gap: 8px; 
    flex-wrap: nowrap; 
    overflow: hidden; 
}

.ub-level { 
    font-size: 12px; 
    background: white; 
    color: var(--primary-dark); 
    padding: 2px 8px; 
    border-radius: 12px; 
    font-weight: 600; 
    white-space: nowrap; 
}

.ub-member { 
    font-size: 12px; 
    background: linear-gradient(135deg, #FFB800, #F59E0B); 
    color: white; 
    padding: 2px 8px; 
    border-radius: 12px; 
    font-weight: 600; 
    text-shadow: 0 0 1px rgba(0, 0, 0, 0.2); 
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1); 
    white-space: nowrap; 
}

.ub-divider { 
    height: 1px; 
    background: var(--primary-alpha-5); 
}

.ub-divider-main { 
    background: rgba(91, 155, 243, 0.12); 
}

.ub-divider-menu { 
    height: 1px; 
    background: var(--primary-alpha-5); 
    margin: 0 12px; 
}

.ub-menu-list { }

.ub-menu-item { 
    transition: background 0.1s ease; 
}

.ub-menu-link { 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    padding: 10px 16px; 
    color: var(--text); 
    text-decoration: none; 
    font-size: 14px; 
    transition: 
        padding var(--transition-fast) var(--transition-ease), 
        color var(--transition-fast) var(--transition-ease), 
        background-color var(--transition-fast) var(--transition-ease); 
}

.ub-menu-link i { 
    width: 20px; 
    text-align: center; 
    color: var(--text-lighter); 
    opacity: 0.7; 
    transition: 
        color var(--transition-fast) var(--transition-ease), 
        transform var(--transition-fast) var(--transition-ease), 
        opacity var(--transition-fast) var(--transition-ease); 
}

.ub-menu-item:hover .ub-menu-link { 
    padding-left: 20px; 
    color: var(--primary); 
    background-color: var(--primary-alpha-5); 
}

.ub-menu-item:hover .ub-menu-link i { 
    color: var(--primary); 
    opacity: 0.9; 
    transform: scale(1.2); 
}

.ub-badge { 
    margin-left: auto; 
    background: var(--secondary); 
    color: white; 
    font-size: 12px; 
    padding: 2px 8px; 
    border-radius: 10px; 
    transition: 
        transform var(--transition-fast) var(--transition-ease), 
        background-color var(--transition-fast) var(--transition-ease); 
}

.ub-menu-item:hover .ub-badge { 
    transform: scale(1.1); 
    background: var(--secondary-dark); 
}

.ub-menu-item.ub-danger .ub-menu-link { 
    color: var(--secondary); 
}

.ub-menu-item.ub-danger .ub-menu-link i { 
    color: var(--secondary); 
    opacity: 0.7; 
}

.ub-menu-item.ub-danger:hover .ub-menu-link { 
    color: var(--secondary-dark); 
    background-color: var(--secondary-alpha-10); 
}

.ub-menu-item.ub-danger:hover .ub-menu-link i { 
    color: var(--secondary-dark); 
    opacity: 0.9; 
    transform: scale(1.2); 
}

/* 下拉菜单项动画 */
.ub-menu-item { 
    opacity: 0; 
    transform: translateX(10px); 
    animation: ub-fadeIn 0.08s forwards; 
}

.ub-dropdown:hover .ub-menu-item:nth-child(1) { animation-delay: 0.02s; }
.ub-dropdown:hover .ub-menu-item:nth-child(2) { animation-delay: 0.05s; }
.ub-dropdown:hover .ub-menu-item:nth-child(3) { animation-delay: 0.08s; }
.ub-dropdown:hover .ub-menu-item:nth-child(4) { animation-delay: 0.11s; }
.ub-dropdown:hover .ub-menu-item:nth-child(5) { animation-delay: 0.14s; }
.ub-dropdown:hover .ub-menu-item:nth-child(6) { animation-delay: 0.17s; }
.ub-dropdown:hover .ub-menu-item:nth-child(8) { animation-delay: 0.20s; }

@keyframes ub-fadeIn { 
    to { opacity: 1; transform: translateX(0); } 
}

/* ==========================================================================
   29. 底部样式
   ========================================================================== */
.site-footer {
  background-color: var(--background);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo-section {
  display: flex;
  flex-direction: column;
}

/* 底部LOGO */
.footer-logo { 
    font-size: 22px; 
    font-weight: 700; 
    color: var(--primary-dark); 
    text-decoration: none; 
    display: inline-flex; 
    align-items: center;
    transition: var(--transition-fast) var(--transition-ease);
}

.footer-logo:hover {
    color: var(--secondary);
}

.footer-logo i { 
    margin-right: 10px; 
    font-size: 24px; 
    color: var(--primary-dark);
    transition: var(--transition-fast) var(--transition-ease);
    transform-origin: center;
}

.footer-logo:hover i {
    color: var(--secondary);
}

.footer-slogan {
  color: #64748b;
  font-size: 0.9rem;
  margin: 0.3rem 0 0;
  letter-spacing: 0.3px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.8rem;
}

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  padding: 0.3rem 0;
  position: relative;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.footer-links a:hover::after {
  width: 100%;
}

.copyright {
  margin: 1.5rem auto 0;
  font-size: 0.85rem;
  color: #94a3b8;
  text-align: center;
  padding-top: 1rem;
  border-top: 1px dashed var(--border);
  width: 100%;
}

/* ==========================================================================
   30. 面包屑导航样式
   ========================================================================== */
.my-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    padding: 0;
    margin: 1.5rem 0;
    list-style: none;
    font-size: 0.9rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    padding: 0 0.75rem;
    color: var(--text-lighter);
    font-size: 0.9rem;
    font-weight: 300;
    transition: color var(--transition-fast) var(--transition-ease);
}

.breadcrumb-item a {
    color: var(--text-light);
    text-decoration: none;
    transition: 
        color var(--transition-fast) var(--transition-ease),
        transform var(--transition-fast) var(--transition-ease);
    position: relative;
    padding: 0.25rem 0;
}

.breadcrumb-item a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary);
    transition: width var(--transition-fast) var(--transition-ease);
}

.breadcrumb-item a:hover {
    color: var(--primary);
    transform: translateY(-1px);
}

.breadcrumb-item a:hover::after {
    width: 100%;
}

.breadcrumb-item.active {
    color: var(--text-lighter);
}

/* 列表标题区域样式 - 带背景设计 */
.list-header {
    margin: 0 0 1.5rem 0;
    padding: 2rem 1.5rem;
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-slow) var(--transition-ease);
}

/* 装饰性元素 */
.list-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

/* 背景装饰点 */
.list-header::after {
    content: "";
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--primary-alpha-5);
    z-index: 0;
    transition: transform var(--transition-slow) var(--transition-ease);
}

.list-header:hover {
    transform: translateY(-3px);
}

.list-header:hover::after {
    transform: scale(1.2);
}

.list-header .header-content {
    position: relative;
    z-index: 1;
}

.list-header h1 {
    color: var(--text);
    transition: color var(--transition-fast) var(--transition-ease);

}

.list-header:hover h1 {
    color: var(--primary-dark);
}

.list-header .lead {
    margin: 0;
    color: var(--text-light);
    line-height: 1.7;
    max-width: 800px;
    margin-top:0.3rem;
}

/* 深色模式适配 */
.dark-mode .breadcrumb-item a {
    color: var(--text-lighter);
}

.dark-mode .breadcrumb-item a:hover {
    color: var(--primary-light);
}

.dark-mode .list-header {
    background-color: var(--dark-card-bg);
    box-shadow: var(--dark-shadow);
}

.dark-mode .list-header::after {
    background-color: var(--primary-alpha-10);
}

.dark-mode .list-header h1 {
    color: var(--text);
}

.dark-mode .list-header:hover h1 {
    color: var(--primary-light);
}

/* ==========================================================================
   31. 动画效果定义
   ========================================================================== */
@keyframes blink {
    0% { 
        opacity: 0.9; 
        color: var(--primary);
    }
    25% { 
        opacity: 0.8; 
        color: rgba(91, 155, 243, 0.85);
    }
    50% { 
        opacity: 0.7; 
        color: rgba(247, 108, 157, 0.8);
    }
    75% { 
        opacity: 0.8; 
        color: rgba(91, 155, 243, 0.85);
    }
    100% { 
        opacity: 0.9; 
        color: var(--primary);
    }
}

/* 复用基础样式，统一过渡属性 */
.user-actions-group .blink-btn {
    color: var(--text-lighter) !important;
    /* 与mode-toggle-btn保持完全一致的过渡属性 */
    transition: 
        color var(--transition-fast) var(--transition-ease),
        transform var(--transition-fast) var(--transition-ease) !important;
}

/* 图标动画保持不变 */
.user-actions-group .blink-btn i {
    animation: blink 4s infinite var(--transition-ease) !important;
    transform: none !important;
}

/* 悬停效果与其他按钮统一 */
.user-actions-group .blink-btn:hover {
    color: var(--primary) !important;
    transform: scale(1.1) !important;
}

/* 点击反馈保持一致 */
.user-actions-group .blink-btn:active {
    transform: scale(0.95) !important;
}

/* 深色模式适配 */
body.dark-mode .user-actions-group .blink-btn {
    color: var(--text-lighter) !important;
}

body.dark-mode .user-actions-group .blink-btn:hover {
    color: var(--primary) !important;
}

/* ==========================================================================
   32. 网址登录提示
   ========================================================================== */
.prompt-box { 
    background: var(--primary-alpha-5); 
    border-radius: var(--radius-sm); 
    padding: 12px 18px;
    width: 100%;
    max-width: 600px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: box-shadow var(--transition-fast) var(--transition-ease);
    border: 1px solid var(--primary-alpha-5);
}

.prompt-box:hover {
    background: var(--primary-alpha-10);
}

.prompt-icon {
    color: var(--primary);
    font-size: 22px;
    flex-shrink: 0;
}

.prompt-text {
    flex: 1;
    min-width: 0;
}

.prompt-title { 
    font-size: 15px;
    font-weight: 600; 
    color: var(--text); 
}

.prompt-desc { 
    color: var(--text-lighter); 
    font-size: 12px; 
    margin: 5px 0 0 0; 
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.prompt-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

/* 按钮基础样式 */
.prompt-btn {
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 13px;
    padding: 6px 14px;
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast) var(--transition-ease);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
    position: relative;
    overflow: visible;
}

/* 提示框登录按钮样式 */
.prompt-login-btn {
    background-color: var(--primary);
    color: white;
}

.prompt-login-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    color: white;
}

/* 提示框注册按钮样式 */
.prompt-register-btn {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--border);
}

.prompt-register-btn:hover {
    border-color: var(--primary);
    transform: translateY(-1px);
    color: var(--primary);
}

/* ==========================================================================
   33. 响应式样式 - 集中管理所有断点
   ========================================================================== */

/* 大屏幕设备（桌面，≥992px） */
@media (min-width: 992px) { 
    #main { 
        padding: 24px 20px; 
    } 

    .offcanvas-lg { 
        position: static; 
        transform: none !important; 
        visibility: visible !important; 
    } 
    .offcanvas-body { 
        overflow-y: visible; 
    } 
    .page-col-8 { 
        flex: 0 0 66.666667%; 
        max-width: 66.666667%; 
    } 
    .page-col-4 { 
        flex: 0 0 33.333333%; 
        max-width: 33.333333%; 
    } 
}

/* 中等屏幕设备（平板，≥768px 且 <992px） */
@media (min-width: 768px) and (max-width: 991px) { 
    .ub-name { 
        max-width: 100px; 
    } 
}

/* 小屏幕设备（平板，<992px） */
@media (max-width: 991px) { 
    .mobile-actions { 
        display: flex; 
    } 
    .sidebar-box.buttons-sidebar { 
        display: none; 
    } 
    .page-header { 
        flex-direction: column; 
        align-items: flex-start; 
    } 
    .page-logo { 
        margin-bottom: 15px; 
        margin-right: 0; 
    } 
    .mobile-header { 
        display: flex; 
    } 
    #main { 
        margin-top: 58px; 
    } 
}

/* 超小屏幕设备（手机，<576px） */
@media (max-width: 575px) { 
    .container { 
        width: 100%; 
        padding: 0; 
    } 
    .tab-header { 
        display: block; 
    } 
    .sidebar-brand { 
        display: none; 
    } 
    .box-body, .sidebar-bd { 
        padding: 15px; 
    } 
    .page-title { 
        font-size: 20px; 
    } 
    .btn, .copy-btn { 
        padding: 6px 10px; 
        font-size: 12px; 
    } 
    .stats-highlight { 
        flex-direction: column; 
        margin-bottom: 20px; 
    } 
    .all-cats { 
        flex-direction: column; 
        align-items: stretch; 
    } 
    .cat-btn, .tag { 
        width: 100%; 
        justify-content: center; 
    } 
    .highlight-overlay { 
        font-size: 12px; 
        padding: 8px; 
    } 
    .ub-name { 
        display: block; 
        max-width: 80px; 
    } 
    .ub-trigger { 
        padding: 2px 4px; 
    } 
    .ub-menu { 
        min-width: 200px; 
        width: 90vw; 
        max-width: 300px; 
    } 
    .ub-profile { 
        padding: 12px; 
        gap: 10px; 
    } 
    .ub-profile-avatar { 
        width: 50px; 
        height: 50px; 
    } 
    .ub-profile-name { 
        font-size: 15px; 
    } 
    .ub-levels { 
        gap: 5px; 
    } 
    .ub-level, .ub-member { 
        font-size: 11px; 
        padding: 1px 6px; 
    } 
    /* 提示框响应式 */
    .prompt-box {
        flex-direction: column;
        text-align: center;
        padding: 15px;
        gap: 12px;
    }
    
    .prompt-actions {
        width: 100%;
        justify-content: center;
    }
    
    .prompt-desc {
        white-space: normal;
    }
    
    .toolbar{margin-top:1rem}
}

/* 移动端底部调整 */
@media (max-width: 768px) {
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
  .footer-logo-section {
    align-items: center;
    margin-bottom: 1rem;
  }
  .footer-links {
    gap: 1.2rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .footer-links a {
    font-size: 0.95rem;
  }
  .copyright {
    font-size: 0.8rem;
    padding-top: 0.8rem;
    margin-top: 1rem;
  }
  /* 面包屑响应式 */
  .my-breadcrumb {
      margin: 1rem 0;
      font-size: 0.85rem;
  }
  
  .list-header {
      padding: 1.5rem 1rem;
      margin-bottom: 1.5rem;
  }
  
  .list-header h1 {
      font-size: 1.6rem;
      margin-bottom: 0.75rem;
  }
  
  .list-header .lead {
      font-size: 0.875rem;
  }
  
  .list-header::after {
      width: 80px;
      height: 80px;
  }
}

/* ==========================================================================
   25. 搜索
   ========================================================================== */

/* 搜索容器 */
.s-container {
    /* max-width: 600px; */
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
    position: relative;
}

/* 搜索卡片容器 */
.s-card {
    padding: 1rem;
    position: relative;
    transition: all var(--transition-faster) var(--transition-ease);
}

/* 搜索卡片悬停效果 */
.s-card:hover {
    transform: translateY(-3px);
}

/* 类别选项区域 */
.s-cats {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height var(--transition-faster) var(--transition-ease), 
                opacity var(--transition-faster) var(--transition-ease), 
                margin var(--transition-faster) var(--transition-ease);
    margin-bottom: 0;
}

/* 搜索输入框区域 */
.s-input-row {
    position: relative;
    max-width: 380px;
    margin: 0 auto;
}

/* 节点选项区域 - 优化动画同步性 */
.s-nodes {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height var(--transition-faster) var(--transition-ease), 
                opacity var(--transition-faster) var(--transition-ease), 
                margin var(--transition-faster) var(--transition-ease);
    margin-top: 0;
    font-size:0.75rem;
}

/* 悬停显示时的样式与动画触发 */
.s-card:hover .s-cats {
    max-height: 80px; /* 足够容纳类别按钮 */
    opacity: 1;
}

.s-card:hover .s-nodes {
    max-height: 120px; /* 足够容纳节点按钮 */
    opacity: 1;
    margin-top: 0.8rem;
}

/* 搜索输入框 */
.s-input {
    width: 100%;
    padding: 0.6rem 0.6rem 0.6rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background-color: var(--background);
    color: var(--text);
    transition: all var(--transition-faster) var(--transition-ease);
}
.s-input::placeholder{font-size:14px;}
.s-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-alpha-10);
    outline: none;
}

/* 搜索图标 */
.s-icon {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-lighter);
    font-size: 0.9rem;
}

/* 搜索按钮 */
.s-btn {
    position: absolute;
    right: 0.25rem;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.6rem 1rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    transition: all var(--transition-faster) var(--transition-ease);
    font-size: 12px;
}

.s-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-50%) scale(1.05);
}

.s-btn:disabled {
    background: var(--text-lighter);
    cursor: not-allowed;
    transform: translateY(-50%) scale(1);
}

/* 类别按钮 */
.s-cat-btn {
    padding: 0.4rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    color: var(
    --text-light);
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem; /* 图标与文字间距 */
    transition: all var(
    --transition-faster) var(--transition-ease);
    font-size: 12px;
}

.s-cat-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.s-cat-btn:not(.active):hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* 节点按钮（带平台图片图标） */
.s-node-btn {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--background);
    color: var(--text);
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem; /* 图标与文字间距 */
    font-size: 0.9rem;
    transition: all var(--transition-faster) var(--transition-ease);
    font-size: 12px;
}

/* 节点图标样式 - 统一大小和显示方式 */
.s-node-icon {
    width: 12px;
    height: 12px;
    object-fit: contain; /* 保持图片比例 */
    vertical-align: middle;
    border-radius: 50%;
}

.s-node-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.s-node-btn:not(.active):hover {
    border-color: var(--primary);
    color: var(--primary);
}


/* 兼容各浏览器的placeholder样式 */
.s-input::-webkit-input-placeholder { color: var(--text-lighter); }
.s-input::-moz-placeholder { color: var(--text-lighter); }
.s-input:-ms-input-placeholder { color: var(--text-lighter); }

/* 深色模式适配 */
body.dark-mode .s-input {
    background-color: var(--dark-card-bg);
    color: var(--text);
    border-color: var(--border);
}

body.dark-mode .s-node-btn {
    background: var(--dark-card-bg);
    color: var(--text);
}

body.dark-mode .s-cat-btn:not(.active):hover,
body.dark-mode .s-node-btn:not(.active):hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
}

/* 响应式调整 - 与主体CSS断点保持一致 */
@media (max-width: 575px) {
    .s-title h1 {
        font-size: 1.5rem;
    }
    
    .s-card {
        padding: 0.8rem;
    }
    
    .s-input {
        padding: 0.7rem 0.7rem 0.7rem 2.2rem;
        font-size: 0.9rem;
    }
    
    .s-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .s-cat-btn, .s-node-btn {
        font-size: 0.85rem;
        padding: 0.35rem 0.8rem;
    }
}


/* ==========================================================================
   灰色调置顶按钮样式
   特点：低调衬托图标，视觉简洁，过渡平滑
   ========================================================================== */
.back-to-top {
    /* 基础定位与尺寸 */
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
    width: 48px;
    height: 48px;
    border-radius: 10px;
    
    /* 灰色系视觉样式（突出图标） */
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0); /* 浅灰色渐变 */
    color: #555; /* 图标深色，确保清晰 */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08); /* 灰色阴影更低调 */
    border: none;
    
    /* 布局与内容 */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    padding: 0;
    cursor: pointer;
    
    /* 初始状态（隐藏） */
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    
    /* 统一过渡效果 */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 显示状态 */
.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* 悬停状态（灰色略深） */
.back-to-top:hover {
    background: linear-gradient(135deg, #e0e0e0, #d0d0d0);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.12);
    color: #333; /* 图标颜色略深增强对比 */
    transform: translateY(0) scale(1.03);
}

/* 点击状态（弱化变化） */
.back-to-top:active {
    background: linear-gradient(135deg, #d5d5d5, #c5c5c5);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(0) scale(1.05);
}

/* 深色模式适配（深灰色） */
.dark-mode .back-to-top {
    background: linear-gradient(135deg, #333, #444);
    color: #ccc;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.dark-mode .back-to-top:hover {
    background: linear-gradient(135deg, #444, #555);
    color: #fff;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
}

.dark-mode .back-to-top:active {
    background: linear-gradient(135deg, #4a4a4a, #5a5a5a);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* 响应式调整 */
@media (max-width: 575px) {
    .back-to-top {
        width: 44px;
        height: 44px;
        bottom: 1.2rem;
        right: 1.2rem;
        font-size: 18px;
    }
}