/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f5f7fa;
    overflow: hidden;
    /* 启用硬件加速，减少闪烁 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transform: translateZ(0);
    backface-visibility: hidden;
}

#app {
    height: 100vh;
}

/* 容器 */
.app-container {
    height: 100vh;
}

/* ==================== 左侧边栏 ==================== */
.sidebar {
    background: linear-gradient(180deg, #60a5fa 0%, #3b82f6 100%);
    color: white;
    display: flex;
    flex-direction: column;
    padding: 25px 20px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 35px;
}

.sidebar-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.sidebar-menu {
    flex: 1;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 8px;
}

.menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.menu-item.active {
    background: rgba(255, 255, 255, 0.2);
}

.menu-item span {
    font-size: 14px;
}

.sidebar-stats {
    background: rgba(255, 255, 255, 0.1);
    padding: 18px 15px;
    border-radius: 10px;
    text-align: center;
}

.stats-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.stats-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 5px;
}

.stats-value {
    font-size: 28px;
    font-weight: 600;
}

/* ==================== 主内容区 ==================== */
.main-content {
    background: #f5f7fa;
    padding: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* 页面头部 */
.page-header {
    background: white;
    padding: 25px 35px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e2e8f0;
}

.page-header h1 {
    font-size: 28px;
    color: #1e293b;
    margin-bottom: 6px;
}

.page-header p {
    font-size: 14px;
    color: #64748b;
}

.header-actions {
    display: flex;
    gap: 10px;
}

/* 工具栏 */
.toolbar {
    background: white;
    padding: 20px 35px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid #e2e8f0;
}

/* 表格容器 */
.table-container {
    margin: 35px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 让表格自动填充剩余空间 */
.table-container .el-table {
    flex: 1;
    height: auto !important;
}

.table-container .el-table__body-wrapper {
    max-height: none !important;
}

/* 邮箱单元格 */
.email-cell {
    display: flex;
    align-items: center;
    gap: 8px;
}

.email-cell span {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 紧凑型邮箱单元格（图标紧贴文本） */
.email-cell-tight {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.email-cell-tight span:first-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
}

.email-cell-tight .copy-icon-btn {
    flex-shrink: 0;
}

/* 复制图标按钮样式（SVG图标） */
.copy-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 8px;
    margin-left: 6px;
    border-radius: 4px;
    transition: all 0.2s;
    user-select: none;
    color: #909399;
    vertical-align: middle;
    min-width: 35px;
    min-height: 35px;
}

.copy-icon-btn:hover {
    color: #409eff;
    background-color: #ecf5ff;
}

.copy-icon-btn svg {
    display: block;
}

/* 分组标签样式 */
.el-tag {
    font-size: 12px;
    padding: 0 8px;
    height: 24px;
    line-height: 22px;
}

/* 删除分组对话框内容区域 */
.group-delete-dialog-content {
    background-color: #ffffff !important;
}

/* 删除分组列表样式 */
.group-delete-list {
    max-height: 280px;
    overflow-y: auto;
    border: 1px solid #dcdfe6;
    border-radius: 4px;
    padding: 8px;
    background-color: #ffffff;
}

.group-delete-item {
    display: flex;
    align-items: center;
    padding: 12px;
    margin-bottom: 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    background-color: #fff;
}

.group-delete-item:hover {
    background-color: #f5f7fa;
}

.group-delete-item:last-child {
    margin-bottom: 0;
}

/* 删除分组对话框中的复选框样式，与表格复选框一致 */
.group-delete-item .el-checkbox {
    padding: 5px;
}

.group-delete-item .el-checkbox__inner {
    width: 18px !important;
    height: 18px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.group-delete-item .el-checkbox__inner::after {
    width: 5px !important;
    height: 10px !important;
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -60%) rotate(45deg) !important;
    border-width: 2px !important;
    position: absolute !important;
}

.group-delete-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 12px;
    flex-shrink: 0;
}

.group-delete-name {
    flex: 1;
    font-size: 14px;
    color: #303133;
}

.group-delete-count {
    font-size: 13px;
    color: #909399;
    margin-left: 8px;
}

.group-delete-empty {
    text-align: center;
    padding: 40px 20px;
    color: #909399;
    font-size: 14px;
}

/* 复选框样式优化 */
.el-table .el-checkbox__inner {
    width: 18px !important;
    height: 18px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.el-table .el-checkbox__inner::after {
    width: 5px !important;
    height: 10px !important;
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -60%) rotate(45deg) !important;
    border-width: 2px !important;
    position: absolute !important;
}

/* 增大复选框点击区域 */
.el-table .el-checkbox {
    padding: 5px;
}

/* 复选框容器居中 */
.el-table .el-table-column--selection .cell {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 分页 */
.pagination {
    padding: 18px 20px;
    background: #f8fafc;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pagination-left {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
    color: #64748b;
}

/* 自定义分页器"Go to"文字 */
.el-pagination .el-pagination__jump {
    margin-left: 20px;
}

.el-pagination .el-pagination__jump::before {
    content: '跳转';
    margin-right: 8px;
}

/* 隐藏原始的 "Go to" 文字 */
.el-pagination .el-pagination__jump > span:first-child {
    display: none;
}

/* ==================== 邮件对话框 ==================== */
.email-dialog {
    height: 900px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* ==================== Element Plus 对话框动画优化 ==================== */

/* 方案A：完全禁用动画（最流畅，无闪烁） */
.el-overlay,
.el-overlay-dialog,
.el-dialog,
.el-dialog__wrapper {
    transition: none !important;
    animation: none !important;
}

/* 如果你想要平滑过渡而不是瞬间显示，可以注释掉上面的代码，使用下面的方案B */

/* 方案B：自定义平滑过渡（有动画但更流畅）
.el-overlay {
    transition: opacity 0.2s ease-out !important;
}

.el-dialog {
    transition: opacity 0.2s ease-out, transform 0.2s ease-out !important;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.el-overlay-dialog {
    transition: opacity 0.2s ease-out !important;
}

.el-dialog__wrapper {
    transition: opacity 0.2s ease-out !important;
}
*/

/* GPU 加速优化 */
.email-dialog-wrapper .el-dialog {
    transform: translateZ(0);
    backface-visibility: hidden;
    will-change: auto;
}

/* 整个对话框浅蓝色背景 - #eff6ff */
.el-dialog {
    background: #eff6ff !important;
}

.el-dialog__header {
    background: #eff6ff !important;
}

.el-dialog__body {
    background: #eff6ff !important;
}

.email-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.email-card {
    padding: 15px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.email-card:hover {
    background: #f9fafb;
    border-color: #3b82f6;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

.email-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.email-subject {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
}

.email-time {
    font-size: 12px;
    color: #64748b;
}

.email-from {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #64748b;
    margin-bottom: 8px;
}

.email-preview {
    font-size: 12px;
    color: #64748b;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.empty-state {
    text-align: center;
    padding: 50px;
    color: #64748b;
}

/* 邮件详情 */
.email-detail {
    padding: 10px 0;
}

.detail-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 14px;
}

.detail-row strong {
    min-width: 70px;
    color: #1e293b;
}

/* iframe 容器 */
.email-iframe-container {
    width: 100%;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    overflow: hidden;
}

.email-iframe {
    width: 100%;
    height: 750px;
    border: none;
    display: block;
    background: #ffffff;
}

/* 保留旧的 .detail-body 样式作为备用 */
.detail-body {
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.6;
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid #e5e7eb;
    color: #1e293b;
}

/* 邮件内容 HTML 元素样式 */
.detail-body p {
    margin: 0 0 12px 0;
}

.detail-body h1, .detail-body h2, .detail-body h3, 
.detail-body h4, .detail-body h5, .detail-body h6 {
    margin: 16px 0 12px 0;
    color: #1e293b;
    font-weight: 600;
}

.detail-body h1 { font-size: 24px; }
.detail-body h2 { font-size: 20px; }
.detail-body h3 { font-size: 18px; }
.detail-body h4 { font-size: 16px; }
.detail-body h5 { font-size: 14px; }
.detail-body h6 { font-size: 13px; }

.detail-body a {
    color: #3b82f6;
    text-decoration: none;
}

.detail-body a:hover {
    text-decoration: underline;
}

.detail-body img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 10px 0;
}

.detail-body table {
    border-collapse: collapse;
    width: 100%;
    margin: 12px 0;
    font-size: 13px;
}

.detail-body table td, .detail-body table th {
    border: 1px solid #e5e7eb;
    padding: 8px 12px;
    text-align: left;
}

.detail-body table th {
    background-color: #f9fafb;
    font-weight: 600;
}

.detail-body ul, .detail-body ol {
    margin: 12px 0;
    padding-left: 24px;
}

.detail-body li {
    margin: 4px 0;
}

.detail-body blockquote {
    margin: 12px 0;
    padding: 12px 16px;
    border-left: 4px solid #3b82f6;
    background-color: #f9fafb;
    color: #64748b;
}

.detail-body code {
    background-color: #f1f5f9;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.detail-body pre {
    background-color: #f1f5f9;
    padding: 12px;
    border-radius: 4px;
    overflow-x: auto;
    margin: 12px 0;
}

.detail-body pre code {
    background-color: transparent;
    padding: 0;
}

.detail-body hr {
    border: none;
    border-top: 1px solid #e5e7eb;
    margin: 16px 0;
}

/* 确保邮件内容中的样式不会破坏布局 */
.detail-body * {
    max-width: 100%;
    word-wrap: break-word;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1200px) {
    .sidebar {
        width: 200px !important;
    }
    
    .page-header h1 {
        font-size: 24px;
    }
    
    .toolbar {
        flex-wrap: wrap;
    }
}

/* ==================== 自定义滚动条 ==================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ==================== 加载动画 ==================== */
.is-loading {
    animation: rotating 2s linear infinite;
}

@keyframes rotating {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 加载状态优化 */
.email-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: #909399;
    animation: fadeIn 0.3s ease;
}

.email-loading p {
    margin-top: 16px;
    font-size: 14px;
}

/* ==================== 邮件对话框 - 左右分栏布局 ==================== */
.email-dialog-container {
    display: flex;
    flex-direction: column;
    height: 70vh;
    max-height: 700px;
}

.email-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e0e0e0;
}

.email-split-view {
    display: flex;
    flex: 1;
    overflow: hidden;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
}

/* 左侧邮件列表面板 */
.email-list-panel {
    width: 350px;
    border-right: 1px solid #dadce0;
    display: flex;
    flex-direction: column;
    background: #ffffff;
}

.email-list-header {
    padding: 16px;
    border-bottom: 1px solid #e0e0e0;
    background: #f8f9fa;
}

.email-count {
    margin-top: 12px;
    font-size: 13px;
    color: #5f6368;
}

.email-loading {
    text-align: center;
    padding: 60px 20px;
    color: #5f6368;
}

.email-list-items {
    flex: 1;
    overflow-y: auto;
}

.email-list-item {
    padding: 16px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: all 0.2s ease;
    opacity: 1;
}

.email-list-item:hover {
    background: #f1f3f4;
}

/* 邮件列表淡入动画 */
.email-list-items {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.email-list-item.active {
    background: #e8f0fe;
    border-left: 3px solid #1a73e8;
}

.email-list-item-sender {
    font-weight: 500;
    font-size: 14px;
    color: #202124;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.email-list-item-subject {
    font-size: 13px;
    color: #5f6368;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.email-list-item-preview {
    font-size: 12px;
    color: #80868b;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.email-list-item-date {
    font-size: 12px;
    color: #5f6368;
}

/* 右侧邮件详情面板 */
.email-detail-panel {
    flex: 1;
    overflow-y: auto;
    background: #ffffff;
}

.email-detail-empty {
    text-align: center;
    padding: 100px 20px;
    color: #80868b;
}

.email-detail-content {
    padding: 24px;
}

.email-detail-header {
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 20px;
    margin-bottom: 24px;
}

.email-detail-subject {
    font-size: 20px;
    font-weight: 500;
    color: #202124;
    margin-bottom: 16px;
    line-height: 1.5;
}

.email-detail-meta {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 13px;
}

.meta-row {
    display: flex;
    align-items: flex-start;
}

.meta-label {
    font-weight: 500;
    color: #5f6368;
    min-width: 70px;
    flex-shrink: 0;
}

.meta-value {
    color: #202124;
    flex: 1;
    word-break: break-word;
}

.email-detail-body {
    background: white;
    line-height: 1.6;
    color: #202124;
    font-size: 14px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #80868b;
}