/* 基础样式重置和全局设置 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

[v-cloak] {
    display: none !important;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', SimSun, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    line-height: 1.6;
}

#app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 加载状态 */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    color: #fff;
    text-align: center;
}

.loading-icon {
    font-size: 48px;
    margin-bottom: 20px;
    animation: spin 2s linear infinite;
}

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

.loading-container p {
    font-size: 16px;
    opacity: 0.8;
}

/* 主容器 */
.main-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    flex: 1;
}

/* 页面头部 */
.header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.header h1 {
    color: #fff;
    margin: 0 0 10px 0;
    font-size: 28px;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header .description {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 16px;
    opacity: 0.9;
}

/* 卡片通用样式 */
.el-card {
    margin-bottom: 15px;
    border-radius: 12px;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    overflow: hidden;
}

.el-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: #409eff;
}

/* 文档查看样式（类型1） */
.document-view {
    margin-top: 20px;
}

.document-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.document-info {
    text-align: center;
    padding: 20px;
}

.doc-name {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    word-break: break-all;
}

.doc-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.file-size {
    display: flex;
    align-items: center;
    gap: 5px;
    color: #666;
    font-size: 14px;
}

.file-type {
    background: #409eff;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.doc-actions {
    margin-top: 20px;
}

.doc-actions .el-button {
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 25px;
}

/* 目录浏览样式（类型2） */
.directory-view {
    margin-top: 20px;
}

.breadcrumb {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.breadcrumb .el-breadcrumb__inner {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
}

.breadcrumb-clickable .el-breadcrumb__inner {
    cursor: pointer;
    transition: color 0.3s;
}

.breadcrumb-clickable .el-breadcrumb__inner:hover {
    color: #fff !important;
}

.breadcrumb .el-breadcrumb__separator {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* 内容列表 */
.content-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.list-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.3s ease;
}

.list-item:hover {
    background: rgba(255, 255, 255, 1);
}

.directory-item {
    border-left: 4px solid #409eff;
}

.document-item {
    border-left: 4px solid #67c23a;
    cursor: default;
}

.item-content {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    gap: 15px;
}

.item-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.folder-icon {
    color: #409eff;
}

.document-icon {
    color: #67c23a;
}

.item-info {
    flex: 1;
    min-width: 0; /* 允许内容收缩 */
}

.item-name {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    margin-bottom: 4px;
    word-break: break-all;
    line-height: 1.4;
}

.item-desc {
    font-size: 13px;
    color: #999;
    line-height: 1.3;
}

.item-meta {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.item-size {
    font-size: 12px;
    color: #666;
}

.item-type {
    background: #f0f9ff;
    color: #0369a1;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

.arrow-icon {
    color: #ccc;
    font-size: 16px;
    flex-shrink: 0;
}

/* 错误状态 */
.error-container {
    margin-top: 50px;
    text-align: center;
}

.error-container .el-result {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 40px 20px;
}

/* 空状态样式 */
.el-empty {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 40px 20px;
    margin-top: 20px;
}

/* 按钮样式优化 */
.el-button--primary {
    background: linear-gradient(135deg, #409eff, #667eea);
    border: none;
    box-shadow: 0 4px 15px rgba(64, 158, 255, 0.3);
    transition: all 0.3s ease;
}

.el-button--primary:hover {
    background: linear-gradient(135deg, #66b1ff, #7c92ea);
    box-shadow: 0 6px 20px rgba(64, 158, 255, 0.4);
    transform: translateY(-1px);
}

.el-button--small {
    padding: 8px 16px;
    border-radius: 18px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .main-container {
        padding: 15px 10px;
    }
    
    .header {
        padding: 15px;
        margin-bottom: 20px;
    }
    
    .header h1 {
        font-size: 22px;
    }
    
    .header .description {
        font-size: 14px;
    }
    
    .doc-name {
        font-size: 18px;
    }
    
    .doc-meta {
        gap: 15px;
    }
    
    .doc-actions .el-button {
        padding: 10px 25px;
        font-size: 15px;
    }
    
    .item-content {
        padding: 14px 15px;
        gap: 12px;
    }
    
    .item-icon {
        font-size: 20px;
    }
    
    .item-name {
        font-size: 15px;
    }
    
    .breadcrumb {
        padding: 12px 15px;
    }
    
    .breadcrumb .el-breadcrumb__inner {
        font-size: 14px;
    }
    
    .el-button--small {
        padding: 6px 12px;
        font-size: 13px;
    }
}

/* 超小屏幕适配（微信浏览器等） */
@media (max-width: 480px) {
    .main-container {
        padding: 10px 8px;
    }
    
    .header {
        padding: 12px;
        margin-bottom: 15px;
    }
    
    .header h1 {
        font-size: 20px;
    }
    
    .doc-meta {
        flex-direction: column;
        gap: 10px;
    }
    
    .item-content {
        padding: 12px 10px;
        gap: 10px;
    }
    
    .item-name {
        font-size: 14px;
    }
    
    .item-meta {
        gap: 10px;
    }
    
    .breadcrumb {
        padding: 10px 12px;
    }
    
    .content-list {
        gap: 8px;
    }
    
    .el-card {
        margin-bottom: 8px;
    }
}

/* 横屏适配 */
@media (max-height: 600px) and (orientation: landscape) {
    .loading-container {
        height: 100vh;
        padding: 20px;
    }
    
    .header {
        margin-bottom: 15px;
        padding: 10px;
    }
    
    .header h1 {
        font-size: 20px;
        margin-bottom: 5px;
    }
    
    .loading-icon {
        font-size: 36px;
        margin-bottom: 10px;
    }
}

/* 打印样式 */
@media print {
    body {
        background: white !important;
    }
    
    .header {
        background: white !important;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    .header h1 {
        color: #333 !important;
    }
    
    .header .description {
        color: #666 !important;
    }
    
    .el-card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    .doc-actions,
    .el-button {
        display: none !important;
    }
}

/* 加载动画优化 */
.loading-container {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* 毛玻璃效果增强 */
.header,
.breadcrumb,
.el-card,
.el-empty,
.error-container .el-result {
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* 禁用选择（移动端优化） */
.list-item,
.el-button {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* 触摸优化 */
.list-item,
.el-button,
.breadcrumb-clickable {
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

/* 焦点样式 */
.el-button:focus,
.list-item:focus {
    outline: 2px solid #409eff;
    outline-offset: 2px;
}

/* 为 docx 预览容器添加样式 */
.preview-docx {
    height: 100%;
    overflow: auto;
    padding: 20px;
    background-color: #fff;
}
/* docx-preview 库会生成 .docx-wrapper 类，我们可以覆盖它的一些样式 */
.docx-wrapper {
    background-color: #fff !important;
    padding: 1rem !important;
}

/* 
 * 为预览弹窗设置样式 
 * .preview-dialog 是我们在 el-dialog 上添加的自定义类名
 */

/* 1. 移除 dialog body 的内边距，并设置一个明确的高度 */
.preview-dialog .el-dialog__body {
    padding: 0 !important; /* !important 确保覆盖 Element Plus 的默认样式 */
    height: 80vh;          /* 设置一个视窗高度，比如屏幕高度的80% */
    overflow: hidden;      /* 隐藏可能出现的滚动条 */
}

/* 2. 让 iframe 绝对定位于其父容器(el-dialog__body)内部并撑满 */
.preview-iframe {
    position: absolute; /* 使用绝对定位脱离文档流 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* 3. 为其他预览类型也设置类似的撑满规则 */
.preview-text,
.preview-image-container,
.preview-docx {
    width: 100%;
    height: 100%;
    overflow: auto; /* 允许内容自身滚动 */
}