/* 邮件内容专用样式 */

/* 邮件内容外层容器 - 只负责布局和背景 */
.email-content-container {
    background: #ffffff;
    border-radius: 8px;
    margin: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
    overflow: hidden;
    max-width: 100%;
}

/* 邮件内容区域 - 只负责内容样式，不设置边框 */
.email-content {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
    padding: 24px;
    background: transparent;
}

/* 清理邮件内容中不必要的边框和阴影 */
.email-content * {
    /* 移除可能导致多重边框的样式 */
    box-shadow: none !important;
}

/* 保持必要的边框，但移除装饰性边框 */
.email-content div,
.email-content span,
.email-content p {
    border: none !important;
    border-radius: 0 !important;
}

/* 保留表格、图片等元素的边框 */
.email-content table,
.email-content table td,
.email-content table th,
.email-content img,
.email-content pre,
.email-content code,
.email-content blockquote {
    border: initial !important;
    border-radius: initial !important;
    box-shadow: initial !important;
}

/* 保留有意义的div样式（如签名、引用等） */
.email-content div[class*="signature"],
.email-content div[class*="quote"],
.email-content div[class*="gmail_quote"],
.email-content div.preserve-style {
    border: initial !important;
    border-radius: initial !important;
    box-shadow: initial !important;
}

/* 图片处理 */
.email-content img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* 表格样式 */
.email-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 16px 0;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

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

.email-content table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: #374151;
}

.email-content table tr:nth-child(even) {
    background-color: #f9fafb;
}

/* 链接样式 */
.email-content a {
    color: #3b82f6;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
}

.email-content a:hover {
    color: #1d4ed8;
    border-bottom-color: #3b82f6;
}

/* 引用块 */
.email-content blockquote {
    border-left: 4px solid #3b82f6;
    margin: 16px 0;
    padding: 12px 16px;
    background-color: #f8fafc;
    color: #64748b;
    border-radius: 0 6px 6px 0;
}

/* 代码块 */
.email-content pre {
    background-color: #f1f5f9;
    padding: 16px;
    border-radius: 6px;
    overflow-x: auto;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.4;
    border: 1px solid #e2e8f0;
}

.email-content code {
    background-color: #f1f5f9;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9em;
    color: #e11d48;
}

/* 列表样式 */
.email-content ul,
.email-content ol {
    margin: 16px 0;
    padding-left: 24px;
}

.email-content li {
    margin: 8px 0;
}

/* 标题样式 */
.email-content h1,
.email-content h2,
.email-content h3,
.email-content h4,
.email-content h5,
.email-content h6 {
    margin: 24px 0 16px 0;
    font-weight: 600;
    line-height: 1.3;
    color: #1f2937;
}

.email-content h1 {
    font-size: 2em;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 8px;
}

.email-content h2 {
    font-size: 1.5em;
}

.email-content h3 {
    font-size: 1.25em;
}

/* 段落间距 */
.email-content p {
    margin: 16px 0;
}

/* 分隔线 */
.email-content hr {
    border: none;
    border-top: 1px solid #e5e7eb;
    margin: 24px 0;
}

/* 强调文本 */
.email-content strong,
.email-content b {
    font-weight: 600;
    color: #1f2937;
}

.email-content em,
.email-content i {
    font-style: italic;
    color: #4b5563;
}

/* 邮件签名样式 */
.email-content .signature {
    margin-top: 32px;
    padding-top: 16px;
    border-top: 1px solid #e5e7eb;
    color: #6b7280;
    font-size: 0.9em;
}

/* Outlook特殊样式处理 */
.email-content .MsoNormal {
    margin: 0;
    padding: 0;
}

/* Gmail特殊样式处理 */
.email-content .gmail_quote {
    margin: 16px 0;
    padding-left: 16px;
    border-left: 3px solid #e5e7eb;
    color: #6b7280;
}

/* 响应式处理 */
@media (max-width: 768px) {
    .email-content-container {
        margin: 4px;
        border-radius: 6px;
    }
    
    .email-content {
        font-size: 16px;
        padding: 16px;
    }
    
    .email-content table {
        font-size: 14px;
    }
    
    .email-content pre {
        font-size: 12px;
        padding: 12px;
    }
    
    .email-content h1 {
        font-size: 1.5em;
    }
    
    .email-content h2 {
        font-size: 1.25em;
    }
}

/* 打印样式 */
@media print {
    .email-content {
        color: #000;
        background: #fff;
    }
    
    .email-content a {
        color: #000;
        text-decoration: underline;
    }
    
    .email-content img {
        max-width: 100%;
        page-break-inside: avoid;
    }
}

/* 页面底部间距 */
.page-bottom-spacing {
    padding-bottom: 40px;
}

/* 邮件内容区域优化 */
.email-content-wrapper {
    background: #f8fafc;
    min-height: calc(100vh - 120px);
    padding: 20px 0 40px 0;
}

/* 邮件列表项优化 */
.message-item {
    transition: all 0.2s ease;
    border-radius: 8px;
    margin: 4px 8px;
    padding: 12px 16px;
}

.message-item:hover {
    background-color: #f8fafc;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.message-item.selected {
    background-color: #eff6ff;
    border-color: #3b82f6;
    box-shadow: 0 0 0 1px #3b82f6;
}

/* 侧边栏优化 */
.sidebar-enhanced {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
}

/* 工具栏优化 */
.toolbar-enhanced {
    background: linear-gradient(90deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* 按钮优化 */
.btn-primary-enhanced {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
    transition: all 0.2s ease;
}

.btn-primary-enhanced:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.4);
}

/* 搜索框优化 */
.search-input-enhanced {
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    transition: all 0.2s ease;
}

.search-input-enhanced:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .email-content-container {
        background: #1f2937;
        border-color: #374151;
    }
    
    .email-content {
        color: #e5e7eb;
        background: transparent;
    }
    
    .email-content h1,
    .email-content h2,
    .email-content h3,
    .email-content h4,
    .email-content h5,
    .email-content h6 {
        color: #f9fafb;
    }
    
    .email-content blockquote {
        background-color: #374151;
        color: #d1d5db;
    }
    
    .email-content pre {
        background-color: #374151;
        border-color: #4b5563;
    }
    
    .email-content code {
        background-color: #374151;
        color: #fbbf24;
    }
    
    .email-content-wrapper {
        background: #111827;
    }
    
    .sidebar-enhanced {
        background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
    }
    
    .toolbar-enhanced {
        background: linear-gradient(90deg, #1f2937 0%, #111827 100%);
    }
}