/* 本文件由 scripts/split_css.py 从原 main.css 切分而来，级联顺序不变。 */
/* ========== 状态徽章 ========== */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
}
.badge-draft { background: rgba(142,142,147,0.15); color: #8E8E93; }
.badge-secondary { background: rgba(142,142,147,0.15); color: #8E8E93; }
.badge-reviewing { background: rgba(255,149,0,0.15); color: #FF9500; }
.badge-approved { background: rgba(52,199,89,0.15); color: #34C759; }
.badge-distributed { background: rgba(0,122,255,0.15); color: #007AFF; }
.badge-obsolete { background: rgba(255,59,48,0.15); color: #FF3B30; }

/* ========== 大模态框 ========== */
.modal-large {
    max-width: 900px;
    width: 90%;
}

/* ========== 详情网格 ========== */
.detail-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.detail-item label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}
.detail-item value {
    font-size: 14px;
    color: var(--text-primary);
    word-break: break-all;
}
.detail-item.full {
    grid-column: 1 / -1;
}

/* ========== 系统整体UI/UX优化 v2.0 ========== */

/* 模态框内容样式（兼容.modal > .modal-content结构） */
.modal > .modal-content {
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 560px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    animation: modalSlideUp var(--transition-normal);
    overflow: hidden;
    margin: 0 auto;
}

.modal > .modal-content .modal-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal > .modal-content .modal-header h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.modal > .modal-content .modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all var(--transition-fast);
}

.modal > .modal-content .modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal > .modal-content .modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    flex: 1;
}

.modal > .modal-content .modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
}

/* 页面头部优化 - 更宽松的按钮布局 */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
    padding: var(--space-5) var(--space-6);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
}

.page-header .header-actions {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.page-header .btn {
    padding: 10px 20px;
    min-height: 40px;
    font-size: 14px;
    border-radius: var(--radius-md);
    gap: 8px;
}

/* 筛选栏优化 - 极致玻璃质感 */
.filter-bar {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    margin-bottom: var(--space-5);
    padding: var(--space-4) var(--space-5);
    background: 
        var(--glass-reflection),
        linear-gradient(180deg, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.3) 100%);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
}

.filter-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
}

.filter-bar .form-input {
    min-width: 240px;
    padding: 9px 14px;
    border-radius: var(--radius-md);
}

.filter-bar .btn {
    padding: 9px 18px;
    min-height: 38px;
    font-size: 13px;
    border-radius: var(--radius-md);
}

/* 表格卡片优化 - 更舒适的间距 */
.table-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    overflow: hidden;
    margin-bottom: var(--space-5);
}

.data-table thead th {
    padding: 14px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: left;
    border-bottom: 1px solid var(--border-medium);
    background: rgba(0, 0, 0, 0.02);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: rgba(0, 122, 255, 0.04);
}

/* 表格操作按钮优化 - 更宽松 */
.table-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.table-actions .btn {
    padding: 7px 14px;
    min-height: 32px;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

/* 表单网格优化 - 更舒适的间距 */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-5);
}

.form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-input, .form-select, textarea.form-input {
    width: 100%;
    padding: 10px 14px;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus, .form-select:focus, textarea.form-input:focus {
    border-color: var(--apple-blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
    background: var(--bg-secondary);
}

/* 分页优化 (Glass Style) */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--glass-border);
    font-size: 13px;
    color: var(--text-secondary);
    background: rgba(255,255,255,0.15);
}

.pagination .page-btn {
    padding: 7px 14px;
    min-height: 32px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border-dark);
    background: 
        linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.5) 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 1px 2px rgba(255,255,255,0.5) inset;
}

.pagination .page-btn:hover:not(:disabled) {
    border-color: var(--apple-blue);
    color: var(--apple-blue);
    background: linear-gradient(180deg, rgba(0,122,255,0.1) 0%, rgba(0,122,255,0.05) 100%);
    box-shadow: 
        0 1px 2px rgba(255,255,255,0.6) inset,
        0 2px 8px rgba(0,122,255,0.1);
    transform: translateY(-1px);
}

.pagination .page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination .page-info {
    font-weight: 600;
    color: var(--text-primary);
}

/* 徽章优化 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1.4;
}

/* 空状态优化 */
.empty-cell {
    text-align: center;
    color: var(--text-tertiary);
    padding: 48px 16px !important;
    font-size: 14px;
}

/* 页面内容区域优化 */
.page-content {
    flex: 1;
    padding: var(--space-6);
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .page-header .header-actions {
        width: 100%;
    }
    
    .page-header .btn {
        flex: 1;
        justify-content: center;
    }
    
    .filter-bar .form-input {
        min-width: 100%;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .data-table {
        font-size: 12px;
    }
    
    .data-table thead th,
    .data-table tbody td {
        padding: 10px 12px;
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.25);
}

/* 选中文字颜色 */
::selection {
    background: rgba(0, 122, 255, 0.2);
    color: var(--text-primary);
}

/* ========== 骨架屏加载动画 (Glass Style) ========== */
.skeleton {
    background: 
        linear-gradient(90deg, 
            rgba(255,255,255,0.3) 25%, 
            rgba(255,255,255,0.6) 50%, 
            rgba(255,255,255,0.3) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: 12px;
}

.skeleton-table-row {
    height: 48px;
    margin-bottom: 1px;
    border-radius: 0;
}

.skeleton-btn {
    height: 38px;
    width: 100px;
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

/* ========== 快捷键提示 ========== */
.kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 6px;
    font-size: 11px;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-medium);
    border-radius: 4px;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    min-width: 20px;
    line-height: 1.4;
}

.shortcut-hint {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-tertiary);
}

/* ========== 快捷键帮助面板 (Glass Style) ========== */
.shortcut-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: 
        var(--glass-reflection),
        linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.55) 100%);
    backdrop-filter: var(--glass-blur-ultra);
    -webkit-backdrop-filter: var(--glass-blur-ultra);
    border: 1px solid var(--glass-border-light);
    border-radius: var(--radius-2xl);
    box-shadow: 
        0 1px 2px rgba(255,255,255,0.8) inset,
        0 20px 60px rgba(0,0,0,0.15),
        0 8px 24px rgba(0,0,0,0.1);
    padding: var(--space-6);
    z-index: 2000;
    max-width: 500px;
    width: 90%;
    display: none;
    position: fixed;
    overflow: hidden;
}

.shortcut-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.9), transparent);
}

.shortcut-panel.active {
    display: block;
    animation: modalSlideUp var(--transition-normal);
}

.shortcut-panel h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.shortcut-panel .shortcut-list {
    display: grid;
    gap: var(--space-3);
}

.shortcut-panel .shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border-light);
}

.shortcut-panel .shortcut-item:last-child {
    border-bottom: none;
}

.shortcut-panel .shortcut-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

.shortcut-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    z-index: 1999;
    display: none;
}

.shortcut-overlay.active {
    display: block;
}

/* ========== 快捷键帮助面板 v2.0（iOS 27风格分组） ========== */
.shortcut-panel {
    max-height: 80vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border-medium) transparent;
}

.shortcut-panel::-webkit-scrollbar {
    width: 6px;
}

.shortcut-panel::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 3px;
}

.shortcut-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border-light);
}

.shortcut-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.shortcut-close {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all var(--transition-fast);
}

.shortcut-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

.shortcut-groups {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.shortcut-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.shortcut-group h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

.shortcut-group .shortcut-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.shortcut-group .shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border-light);
}

.shortcut-group .shortcut-item:last-child {
    border-bottom: none;
}

.shortcut-group .shortcut-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

.shortcut-keys {
    display: flex;
    align-items: center;
    gap: 4px;
}

.kbd-sep {
    font-size: 10px;
    color: var(--text-tertiary);
    padding: 0 2px;
}

.shortcut-nums {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin: var(--space-2) 0;
}

.num-kbd {
    width: 28px;
    height: 28px;
    padding: 0;
    font-size: 12px;
    font-weight: 600;
}

.shortcut-note {
    font-size: 11px;
    color: var(--text-tertiary);
    margin: 0;
    font-style: italic;
}

/* 快捷键面板进入动画优化（iOS 27弹簧） */
.shortcut-panel.active {
    animation: shortcutPanelIn 0.4s cubic-bezier(0.32, 0.72, 0, 1);
}

@keyframes shortcutPanelIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.92) translateY(10px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1) translateY(0);
    }
}

/* 移动端快捷键面板适配 */
@media (max-width: 768px) {
    .shortcut-panel {
        width: 95%;
        padding: var(--space-4);
        max-height: 85vh;
    }
    .shortcut-header h3 {
        font-size: 16px;
    }
    .shortcut-group .shortcut-desc {
        font-size: 12px;
    }
    .kbd {
        font-size: 10px;
        padding: 1px 4px;
    }
}

/* ========== 表格行高亮和选中 ========== */
.data-table tbody tr.row-selected {
    background: rgba(0, 122, 255, 0.08) !important;
}

.data-table tbody tr.row-selected td:first-child {
    border-left: 3px solid var(--apple-blue);
}

/* ========== 表格列排序指示 ========== */
.sortable {
    cursor: pointer;
    user-select: none;
}

.sortable:hover {
    color: var(--apple-blue);
}

.sortable .sort-icon {
    display: inline-block;
    margin-left: 4px;
    font-size: 10px;
    opacity: 0.4;
}

.sortable.asc .sort-icon,
.sortable.desc .sort-icon {
    opacity: 1;
    color: var(--apple-blue);
}

/* ========== 数据加载状态 ========== */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: var(--radius-lg);
}

.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-medium);
    border-top-color: var(--apple-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== Toast通知优化 ========== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast-item {
    background: 
        var(--glass-reflection),
        linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.55) 100%);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    pointer-events: auto;
    border: 1px solid var(--glass-border-light);
    border-radius: var(--radius-lg);
    box-shadow: 
        0 1px 2px rgba(255,255,255,0.8) inset,
        0 12px 40px rgba(0,0,0,0.12),
        0 4px 12px rgba(0,0,0,0.06);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 280px;
    max-width: 400px;
    animation: toastSlideIn 0.3s ease-out;
    position: relative;
    overflow: hidden;
}

.toast-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.9), transparent);
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-item.success { border-left: 4px solid var(--apple-green); }
.toast-item.error { border-left: 4px solid var(--apple-red); }
.toast-item.warning { border-left: 4px solid var(--apple-orange); }
.toast-item.info { border-left: 4px solid var(--apple-blue); }

.toast-item .toast-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.toast-item.success .toast-icon { color: var(--apple-green); }
.toast-item.error .toast-icon { color: var(--apple-red); }
.toast-item.warning .toast-icon { color: var(--apple-orange); }
.toast-item.info .toast-icon { color: var(--apple-blue); }

.toast-item .toast-content {
    flex: 1;
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.4;
}

.toast-item .toast-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: 16px;
    padding: 2px;
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.toast-item .toast-close:hover {
    color: var(--text-primary);
}

/* ========== 移动端底部导航 ========== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--glass-border);
    padding: 8px 0;
    padding-bottom: env(safe-area-inset-bottom, 8px);
    z-index: 1002;
    justify-content: space-around;
    transition: transform 0.3s ease;
}

/* 当菜单栏打开时，隐藏底部导航 */
body.sidebar-open .mobile-bottom-nav,
.sidebar.mobile-open ~ .main-wrapper .mobile-bottom-nav {
    transform: translateY(100%);
    pointer-events: none;
}

.mobile-bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 6px 12px;
    font-size: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.mobile-bottom-nav a.active {
    color: var(--apple-blue);
}

.mobile-bottom-nav a i {
    font-size: 20px;
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
    }
    
    .page-content {
        padding-bottom: 80px;
    }
}

/* ========== 高级毛玻璃风格 v3.0 - 覆盖优化 ========== */

/* 顶部栏 - 更强毛玻璃效果 */
.topbar {
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.5) inset, 0 4px 20px rgba(0, 0, 0, 0.04);
}

/* 侧边栏导航项 - 圆角优化 */
.sidebar-nav .nav-item {
    border-radius: var(--radius-md);
    margin: 2px 8px;
    padding: 10px 14px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.sidebar-nav .nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--apple-blue);
    border-radius: 0 3px 3px 0;
    transition: height var(--transition-normal);
}

.sidebar-nav .nav-item.active::before {
    height: 60%;
}

.sidebar-nav .nav-item:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: translateX(2px);
}

.sidebar-nav .nav-item.active {
    background: rgba(0, 122, 255, 0.1);
    color: var(--apple-blue);
    font-weight: 600;
}

/* 卡片 - 更强毛玻璃效果和圆角 */
.card, .table-card, .page-header, .filter-bar {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* 卡片悬停效果 */
.card:hover, .table-card:hover {
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(-2px);
}

/* 卡片顶部高光效果 */
.card::before, .table-card::before, .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
}

/* 页面头部 - 更宽松布局 */
.page-header {
    padding: var(--space-6) var(--space-8);
    margin-bottom: var(--space-6);
}

.page-header h1 {
    font-size: 26px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 筛选栏 - 更宽松布局 */
.filter-bar {
    padding: var(--space-4) var(--space-6);
    margin-bottom: var(--space-5);
    gap: var(--space-3);
}

/* 按钮 - 更大圆角和更强悬停效果 */
.btn {
    border-radius: var(--radius-md);
    padding: 10px 20px;
    min-height: 40px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: -0.2px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.btn-primary {
    background: linear-gradient(180deg, #0A84FF 0%, #007AFF 50%, #0066CC 100%);
    box-shadow: 0 4px 14px rgba(0, 122, 255, 0.25), 0 1px 2px rgba(0, 122, 255, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(0, 122, 255, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(180deg, #1A8FFF 0%, #0A84FF 50%, #0077ED 100%);
    box-shadow: 0 6px 20px rgba(0, 122, 255, 0.35), 0 2px 4px rgba(0, 122, 255, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.btn-outline {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border-dark);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--glass-bg-heavy);
    border-color: var(--apple-blue);
    color: var(--apple-blue);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.1);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(180deg, #FF453A 0%, #FF3B30 50%, #CC2E25 100%);
    box-shadow: 0 4px 14px rgba(255, 59, 48, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 59, 48, 0.3);
}

.btn-danger:hover {
    box-shadow: 0 6px 20px rgba(255, 59, 48, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 7px 14px;
    min-height: 32px;
    font-size: 12px;
    border-radius: var(--radius-sm);
}

/* 输入框 - 更大圆角和更强聚焦效果 */
.form-input, .form-select, textarea.form-input, .filter-bar .form-input {
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: 14px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border-dark);
    transition: all var(--transition-normal);
}

.form-input:focus, .form-select:focus, textarea.form-input:focus, .filter-bar .form-input:focus {
    border-color: var(--apple-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1), 0 2px 8px rgba(0, 122, 255, 0.08);
    background: var(--glass-bg-heavy);
    transform: translateY(-1px);
}

/* 表格 - 更大圆角和更强悬停效果 */
.data-table {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table thead th {
    padding: 16px 18px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.02);
    border-bottom: 1px solid var(--border-light);
    letter-spacing: 0.2px;
    text-transform: uppercase;
    font-size: 11px;
}

.data-table tbody td {
    padding: 14px 18px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-light);
}

.data-table tbody tr {
    transition: all var(--transition-fast);
}

.data-table tbody tr:hover {
    background: rgba(0, 122, 255, 0.04);
}

.data-table tbody tr.row-selected {
    background: rgba(0, 122, 255, 0.08);
}

/* 徽章 - 更大圆角 */
.badge {
    border-radius: var(--radius-full);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* 模态框 - 更强毛玻璃效果和更大圆角 */
.modal-overlay {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
}

.modal, .modal > .modal-content {
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    overflow: hidden;
}

.modal-header, .modal > .modal-content .modal-header {
    padding: var(--space-6) var(--space-8);
    border-bottom: 1px solid var(--border-light);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
}

.modal-header h3, .modal > .modal-content .modal-header h3 {
    font-size: 19px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-body, .modal > .modal-content .modal-body {
    padding: var(--space-8);
}

.modal-footer, .modal > .modal-content .modal-footer {
    padding: var(--space-5) var(--space-8);
    border-top: 1px solid var(--border-light);
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.02) 0%, transparent 100%);
}

.modal-close, .modal > .modal-content .modal-close {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.modal-close:hover, .modal > .modal-content .modal-close:hover {
    background: rgba(0, 0, 0, 0.06);
    transform: rotate(90deg);
}

/* 表单网格 - 更宽松间距 */
.form-grid {
    gap: var(--space-5);
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.2px;
}

/* 分页 - 更大圆角 */
.pagination {
    padding: var(--space-5) var(--space-6);
}

.page-btn {
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    min-height: 34px;
    font-size: 13px;
    transition: all var(--transition-fast);
}

.page-btn:hover:not(:disabled) {
    background: var(--apple-blue);
    color: white;
    border-color: var(--apple-blue);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0, 122, 255, 0.2);
}

.page-info {
    padding: 8px 14px;
    background: var(--glass-bg);
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* KPI卡片 - 更强毛玻璃效果 */
.kpi-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--apple-blue), var(--apple-purple));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.kpi-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
}

.kpi-card:hover::before {
    opacity: 1;
}

/* 空状态 - 更优雅 */
.empty-cell {
    padding: 60px 20px !important;
    font-size: 14px;
    color: var(--text-tertiary);
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.01) 0%, transparent 100%);
}

/* 表格操作按钮 - 更紧凑 */
.table-actions {
    gap: 6px;
}

.table-actions .btn {
    padding: 6px 12px;
    min-height: 30px;
    font-size: 12px;
}

/* 滚动条 - 更细更优雅 */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.25);
}

/* Toast通知 - 更强毛玻璃效果 */
.toast-item {
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 14px 18px;
}

/* 快捷键面板 - 更强毛玻璃效果 */
.shortcut-panel {
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* 移动端底部导航 - 更强毛玻璃效果 */
.mobile-bottom-nav {
    background: var(--glass-bg-heavy);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border-top: 1px solid var(--glass-border);
}

/* 页面内容区域 - 更宽松 */
.page-content {
    padding: var(--space-8);
    max-width: 1800px;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .page-header {
        padding: var(--space-5);
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .page-header h1 {
        font-size: 22px;
    }
    
    .filter-bar {
        padding: var(--space-4);
    }
    
    .filter-bar .form-input {
        min-width: 100% !important;
    }
    
    .data-table thead th,
    .data-table tbody td {
        padding: 12px 14px;
        font-size: 13px;
    }
    
    .modal-body, .modal > .modal-content .modal-body {
        padding: var(--space-5);
    }
    
    .page-content {
        padding: var(--space-5);
        padding-bottom: 80px;
    }
}

/* ========== 文件管理统计看板 ========== */
.stats-dashboard {
    margin-bottom: 16px;
}
.stats-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}
.stat-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 16px;
    text-align: center;
    transition: all 0.3s ease;
}
.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}
.stat-card.stat-mini {
    padding: 12px;
}
.stat-value {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--apple-blue), var(--apple-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.stat-mini .stat-value {
    font-size: 22px;
}
.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ========== 到期提醒 ========== */
.expiring-alert {
    background: linear-gradient(135deg, rgba(255,149,0,0.08), rgba(255,59,48,0.05));
    border: 1px solid rgba(255,149,0,0.2);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-bottom: 16px;
}
.expiring-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.expiring-title {
    font-weight: 600;
    color: var(--apple-orange);
    font-size: 14px;
}
.expiring-count {
    background: var(--apple-orange);
    color: white;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}
.expiring-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.expiring-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(255,255,255,0.5);
    border-radius: 8px;
    font-size: 13px;
}
.expiring-item.urgency-urgent {
    border-left: 3px solid var(--apple-red);
}
.expiring-item.urgency-warning {
    border-left: 3px solid var(--apple-orange);
}
.expiring-item.urgency-normal {
    border-left: 3px solid var(--apple-yellow);
}
.expiring-doc {
    font-weight: 500;
    flex: 1;
}
.expiring-date {
    color: var(--text-secondary);
    margin: 0 16px;
}
.expiring-days {
    font-weight: 600;
    color: var(--apple-orange);
}

/* ========== 版本对比 ========== */
.compare-summary {
    margin-bottom: 12px;
}
.diff-line {
    display: grid;
    grid-template-columns: 50px 1fr 20px 1fr;
    gap: 8px;
    padding: 6px 8px;
    border-bottom: 1px solid var(--border-light);
    align-items: start;
}
.diff-line.diff-added {
    background: rgba(52,199,89,0.05);
}
.diff-line.diff-removed {
    background: rgba(255,59,48,0.05);
}
.diff-line.diff-changed {
    background: rgba(0,122,255,0.05);
}
.diff-line-num {
    color: var(--text-tertiary);
    font-size: 11px;
    text-align: right;
}
.diff-v1 {
    color: var(--apple-red);
    text-decoration: line-through;
    word-break: break-all;
}
.diff-arrow {
    text-align: center;
    color: var(--text-tertiary);
}
.diff-v2 {
    color: var(--apple-green);
    word-break: break-all;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .stats-row {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 768px) {
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    .expiring-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    .expiring-date, .expiring-days {
        margin: 0;
    }
}

/* ========== 页面加载进度条 ========== */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.page-loader.active {
    opacity: 1;
}
.page-loader-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--apple-blue), var(--apple-purple), var(--apple-blue));
    background-size: 200% 100%;
    animation: loaderShimmer 1.5s ease-in-out infinite;
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(0,122,255,0.5);
}
@keyframes loaderShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========== 面包屑导航 ========== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}
.breadcrumb-item {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 4px;
}
.breadcrumb-item:hover {
    color: var(--apple-blue);
}
.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}
.breadcrumb-separator {
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
}

/* ========== 回到顶部按钮 ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--apple-blue);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}
.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}
.back-to-top:hover {
    background: var(--apple-blue);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,122,255,0.3);
}

/* ========== 快捷操作面板 ========== */
.quick-actions-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9998;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
}
.quick-actions-panel {
    width: 90%;
    max-width: 600px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 64px rgba(0,0,0,0.2);
    overflow: hidden;
    animation: quickActionsIn 0.2s ease;
}
@keyframes quickActionsIn {
    from { opacity: 0; transform: translateY(-20px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.quick-actions-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
}
.quick-actions-header i {
    color: var(--text-tertiary);
    font-size: 18px;
}
.quick-actions-header input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 16px;
    outline: none;
    color: var(--text-primary);
}
.quick-actions-header input::placeholder {
    color: var(--text-tertiary);
}
.quick-actions-hint {
    font-size: 12px;
    color: var(--text-tertiary);
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
}
.quick-actions-list {
    max-height: 400px;
    overflow-y: auto;
    padding: 8px;
}
.quick-action-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.15s ease;
}
.quick-action-item:hover, .quick-action-item.selected {
    background: rgba(0,122,255,0.1);
}
.quick-action-item i {
    font-size: 18px;
    color: var(--apple-blue);
    width: 24px;
    text-align: center;
}
.quick-action-item span {
    flex: 1;
    font-size: 14px;
    color: var(--text-primary);
}
.quick-action-url {
    font-size: 12px !important;
    color: var(--text-tertiary) !important;
    flex: none !important;
}
.quick-action-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-tertiary);
    font-size: 14px;
}
.quick-actions-footer {
    display: flex;
    gap: 16px;
    padding: 10px 20px;
    border-top: 1px solid var(--border-light);
    font-size: 12px;
    color: var(--text-tertiary);
}
.quick-actions-footer kbd {
    background: var(--bg-tertiary);
    padding: 1px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 11px;
    border: 1px solid var(--border-light);
}