:root {
    /* Element Plus 主题颜色覆盖 */
    --el-color-primary: #4f46e5;
    --el-color-primary-light-3: #818cf8;
    --el-color-primary-light-5: #a5b4fc;
    --el-color-primary-light-7: #c7d2fe;
    --el-color-primary-light-8: #e0e7ff;
    --el-color-primary-light-9: #eef2ff;
    --el-color-primary-dark-2: #3730a3;

    /* 半透明背景通用变量 */
    --glass-bg: rgba(255, 255, 255, 0.12);
    --glass-bg-strong: rgba(255, 255, 255, 0.2);
    --glass-border: rgba(255, 255, 255, 0.15);
    --blur-amount: 12px;
    --text-white: rgba(255, 255, 255, 0.95);
}

/* 全局字体白色 */
body, h1, h2, h3, h4, p, span, div, .el-menu-item, .el-tree-node__label {
    color: var(--text-white) !important;
}

.font-bold {
    color: var(--text-white) !important;
}

.text-slate-400{
    color: rgba(255, 255, 255, 0.7) !important;
}
.el-menu-item *{
    color: var(--text-white) !important;
}

/* 统一标题颜色 */
.section-header h2, .el-dialog__title {
    color: var(--text-white) !important;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* 全局背景图片 */
body {
    background-image: url('https://images.pexels.com/photos/2559941/pexels-photo-2559941.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&dpr=2');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    position: relative;
}

/* 为整个应用增加一层半透明遮罩，让背景图更柔和（可选） */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(38, 38, 38, 0.2);
    backdrop-filter: blur(2px);
    pointer-events: none;
    z-index: 0;
}

/* 确保所有主要内容在伪元素之上 */
#app, .app-container, .sidebar, .main-content {
    position: relative;
    z-index: 1;
}

/* 侧边栏 - 毛玻璃半透明效果 */
.sidebar {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-right: 1px solid var(--glass-border) !important;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.05);
}

/* 侧边栏菜单项悬停 / 激活状态优化 */
.category-menu .el-menu {
    background: transparent !important;
}
.category-menu .el-menu-item {
    background-color: transparent !important;
    transition: all 0.2s;
}
.category-menu .el-menu-item:hover {
    background-color: rgba(79, 70, 229, 0.12) !important;
    backdrop-filter: blur(4px);
}
.category-menu .el-menu-item.is-active {
    background-color: rgba(79, 70, 229, 0.2) !important;
    color: var(--el-color-primary) !important;
    backdrop-filter: blur(4px);
}

/* 主内容区域背景透明 */
.main-content {
    /*background: rgba(248, 250, 252, 0.4);*/
    backdrop-filter: blur(6px);
    border-radius: 32px 0 0 0;
    margin: 16px 16px 16px 260px;
    width: calc(100% - 260px - 32px);
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

/* 卡片样式升级：毛玻璃 + 半透明白色，去掉实色背景 */
/* 折叠面板与浮动布局样式 */
.collapse-section {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 1rem;
}

.collapse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s;
}

.collapse-header:hover {
    opacity: 0.8;
}

.float-tool-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.float-tool-item:hover {
    background: rgba(255, 255, 255, 0.95) !important;
    transform: translateY(-2px);
    border-color: var(--el-color-primary);
}

.float-tool-item:hover span {
    color: #1e293b !important;
}

.rotate-90 {
    transform: rotate(90deg);
}

.tool-card {
    background: var(--glass-bg-strong) !important;
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}
.tool-card:hover {
    background: rgba(255, 255, 255, 0.95) !important;
    transform: translateY(-4px);
    box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.15);
    border-color: var(--el-color-primary);
}
.tool-card:hover * {
    color: #1e293b !important;
}
.tool-card:hover p {
    color: #64748b !important;
}

/* 书签文件夹卡片半透明 */
.bookmark-folder {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
}
.bookmark-folder:hover {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(4px);
    border-color: #fde047;
}
.bookmark-folder:hover * {
    color: #1e293b !important;
}
.bookmark-folder:hover .bookmark-folder-icon {
    color: #eab308 !important;
}

/* 搜索栏毛玻璃效果 */
.search-bar .search-input .el-input__wrapper {
    background: var(--glass-bg-strong) !important;
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}
.search-bar .search-input .el-input__wrapper.is-focus {
    border-color: var(--el-color-primary);
    background: rgba(255, 255, 255, 0.96) !important;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

/* 分类标题区域微调 */
.section-header h2 {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.3px;
}
.section-badge {
    background: rgba(241, 245, 249, 0.7);
    backdrop-filter: blur(4px);
    font-weight: 600;
}

/* 顶部欢迎栏、后台按钮等透明优化 */
.top-welcome {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
    padding: 0.5rem 1rem;
    border-radius: 60px;
    width: auto;
}
.top-welcome .el-button {
    background: rgba(255,255,255,0.7);
    border: none;
}

/* 书签弹窗 (el-dialog) 毛玻璃 */
.el-dialog.bookmark-dialog {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: 28px;
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border) !important;
}

/* 禁用弹窗动画，实现直接弹出 */
.el-overlay, 
.el-overlay-dialog,
.dialog-fade-enter-active, 
.dialog-fade-leave-active {
    transition: none !important;
    animation: none !important;
}
.el-dialog.bookmark-dialog .el-dialog__header {
    background: transparent !important;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}
.el-dialog.bookmark-dialog .el-dialog__body {
    background: transparent !important;
}
.el-dialog.bookmark-dialog .el-tree {
    background: transparent !important;
}

/* 移动端抽屉菜单毛玻璃 */
.mobile-sidebar-drawer.el-drawer {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
}
.mobile-sidebar-drawer.el-drawer .el-drawer__body {
    background: transparent !important;
}

/* 移动端主内容区域适配半透明 */
@media (max-width: 768px) {
    .main-content {
        margin: 12px !important;
        width: calc(100% - 24px) !important;
        padding: 1rem 0.75rem;
        background: var(--glass-bg) !important;
        backdrop-filter: blur(var(--blur-amount));
        -webkit-backdrop-filter: blur(var(--blur-amount));
        border-radius: 28px;
        border: 1px solid var(--glass-border) !important;
    }
    .tool-card, .bookmark-folder {
        background: rgba(255, 255, 255, 0.06) !important; /* 极简透明 */
        border-color: rgba(255, 255, 255, 0.1) !important;
    }
    .top-welcome {
        display: none;
    }
    .mobile-header .el-button {
        background: var(--glass-bg-strong) !important;
        backdrop-filter: blur(var(--blur-amount));
        border: 1px solid var(--glass-border) !important;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
}

/* 隐藏分类卡片特别点缀 */
[id^="hide-"] .tool-card {
    background: rgba(238, 242, 255, 0.7) !important;
    border-left: 3px solid var(--el-color-primary);
}

/* 确保所有图标容器背景不干扰毛玻璃 */
.tool-icon {
    background-color: rgba(248, 250, 252, 0.5);
    backdrop-filter: blur(2px);
}

/* 加载界面保留原有纯白，不破坏体验 */
.global-loading {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
}

/* 侧边栏菜单组标题颜色柔和 */
.el-menu-item-group__title {
    color: rgba(255, 255, 255, 0.5) !important;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* 公告弹窗毛玻璃 */
.el-dialog:not(.bookmark-dialog) {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: 32px;
    border: 1px solid var(--glass-border) !important;
}

/* 保留原始样式中的所有核心定义，并确保不冲突 */
body {
    background-color: #f8fafc;
    color: #1e293b;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-size: 18px;
}

/* 布局相关样式 */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: #fff;
    border-right: 1px solid #e2e8f0;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 2rem;
    max-width: 1400px;
    width: calc(100% - 260px);
}

/* 侧边栏菜单样式 */
.category-menu .el-menu {
    border-right: none;
}

.category-menu .el-menu-item {
    height: 50px;
    line-height: 50px;
    border-radius: 8px;
    margin: 4px 12px;
    font-weight: 500;
}

.category-menu .el-menu-item.is-active {
    background-color: var(--el-color-primary-light-9);
    color: var(--el-color-primary);
}

/* 工具卡片样式 */
.tool-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f1f5f9;
    border-radius: 16px;
    background: #fff;
    overflow: hidden;
    cursor: pointer;
    height: 100%;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.1);
    border-color: var(--el-color-primary-light-5);
}

.tool-icon {
    width: 48px;
    height: 48px;
    background: #f8fafc;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

/* 允许通过 Tailwind 类覆盖尺寸 */
.tool-icon.w-10 { width: 40px; }
.tool-icon.h-10 { height: 40px; }
.tool-icon.w-4 { width: 16px; }
.tool-icon.h-4 { height: 16px; }

.tool-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    background-color: #f1f5f9; /* 添加背景色，防止图片加载失败时全透明 */
}

/* 搜索框样式 */
.search-bar {
    max-width: 800px;
    margin: 0 auto 3rem;
    position: sticky;
    top: 2rem;
    z-index: 100;
    transition: all 0.3s;
}

.search-input .el-input__wrapper {
    padding: 12px 24px;
    border-radius: 20px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s;
    background: #fff;
}

.search-input .el-input__wrapper.is-focus {
    border-color: var(--el-color-primary);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* 分类标题样式 */
.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.9) !important;
    letter-spacing: -0.025em;
}

.section-badge {
    color: #64748b;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
}

/* 书签文件夹卡片样式 */
.bookmark-folder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #f1f5f9;
    border-radius: 20px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
}

.bookmark-folder:hover {
    background: #fefce8;
    border-color: #fde047;
    transform: scale(1.02);
}

.bookmark-folder-icon {
    font-size: 40px;
    color: #eab308;
    margin-bottom: 0.5rem;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .sidebar {
        display: none !important; /* 移动端完全隐藏桌面版侧边栏 */
    }

    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 1rem 0.75rem;
    }

    .mobile-header {
        display: block !important;
        width: 50px;
        height: 50px;
        background: transparent;
        padding: 10px !important;
        position: fixed;
        left: 0;
        top: 0;
        z-index: 110;
    }

    .mobile-header .el-button {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: blur(4px);
    }

    .search-bar {
        margin-bottom: 1.5rem;
        position: relative !important;
        top: 0 !important;
        padding: 0;
    }

    .search-input .el-input__wrapper {
        padding: 8px 16px;
        border-radius: 12px;
    }

    .section-header {
        margin-bottom: 1.25rem;
    }

    .section-header h2 {
        font-size: 1.25rem;
    }

    .tool-card {
        padding: 1rem !important;
    }

    .tool-icon {
        width: 40px;
        height: 40px;
        margin-right: 0.75rem;
    }

    .tool-icon img {
        width: 100%;
        height: 100%;
    }

    .bookmark-folder {
        padding: 1rem;
        border-radius: 16px;
    }

    .bookmark-folder-icon {
        font-size: 32px;
    }

    .grid {
        gap: 0.75rem !important;
    }

    .top-welcome {
        display: none;
    }

    .el-dialog.bookmark-dialog {
        width: 95% !important;
        margin-top: 5vh !important;
        border-radius: 16px;
    }

    .el-dialog.bookmark-dialog .el-dialog__body {
        padding: 1rem !important;
    }
}

/* 自定义 el-drawer 样式 */
.mobile-sidebar-drawer .el-drawer__body {
    padding: 0 !important;
    display: flex;
    flex-direction: column;
}

.mobile-sidebar-drawer .el-drawer__header {
    margin-bottom: 0;
    padding: 16px 20px;
    border-bottom: 1px solid #f1f5f9;
}

.sidebar-overlay {
    display: none;
}

/* 全局加载动画样式 */
.global-loading {
    position: fixed;
    inset: 0;
    background: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.global-loading.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--el-color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    color: #64748b;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* 占位图显示逻辑：不再需要复杂的叠加逻辑 */
.tool-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    background-color: #f1f5f9;
    transition: opacity 0.3s ease-in;
}

[v-cloak] { display: none; }

.no-scrollbar::-webkit-scrollbar {
    display: none;
}
.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* 自定义滚动条样式 */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}