/* 口腔检查管理系统样式 - 现代化仪表板UI */

/* 全局样式和设计系统 */
:root {
    /* 颜色系统 */
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #059669;
    --success-light: #10b981;
    --danger-color: #dc2626;
    --danger-light: #ef4444;
    --warning-color: #d97706;
    --warning-light: #f59e0b;
    --info-color: #0891b2;
    --info-light: #06b6d4;
    --dark-color: #1f2937;
    --light-color: #f8fafc;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* 尺寸和布局 */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    --header-height: 70px;

    /* 设计常量 */
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-full: 50px;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --transition-fast: all 0.15s ease;
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;

    /* 间距系统 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 全局文本和链接样式 */
h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing);
    color: var(--gray-700);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* 仪表板容器布局 */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: var(--transition);
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 600;
}

.sidebar-logo i {
    font-size: 24px;
    color: #ffc107;
}

.sidebar.collapsed .sidebar-logo span {
    display: none;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: rgba(255,255,255,0.1);
}

.sidebar-menu {
    list-style: none;
    padding: 20px 0;
}

.menu-item {
    margin-bottom: 5px;
}

.menu-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    transition: var(--transition-fast);
    gap: var(--spacing);
    border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
    margin: 0 var(--spacing-sm) var(--spacing-xs) 0;
    position: relative;
    overflow: hidden;
}

.menu-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--primary-light);
    transform: translateX(-100%);
    transition: var(--transition-fast);
}

.menu-link:hover {
    background: rgba(255,255,255,0.15);
    color: var(--white);
    transform: translateX(4px);
}

.menu-link:hover::before {
    transform: translateX(0);
}

.menu-item.active .menu-link {
    background: rgba(255,255,255,0.2);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.menu-item.active .menu-link::before {
    transform: translateX(0);
}

.menu-link i {
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.sidebar.collapsed .menu-link span {
    display: none;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: var(--transition);
}

.main-content.expanded {
    margin-left: var(--sidebar-collapsed-width);
}

/* 顶部标题栏 */
.top-header {
    height: var(--header-height);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-2xl);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--gray-200);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
    letter-spacing: -0.025em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.notification-btn {
    position: relative;
    background: none;
    border: none;
    font-size: 18px;
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--spacing);
    border-radius: var(--border-radius-full);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-btn:hover {
    background: var(--gray-100);
    color: var(--gray-700);
    transform: scale(1.05);
}

.notification-badge {
    position: absolute;
    top: 5px;
    right: 5px;
    background: var(--danger-color);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-fast);
    cursor: pointer;
}

.header-user:hover {
    background: var(--gray-50);
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    box-shadow: var(--shadow);
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.user-name {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 15px;
    line-height: 1.2;
}

.user-role {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 500;
    margin-top: 2px;
}

/* 内容包装器 */
.content-wrapper {
    padding: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

/* 统计卡片网格 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

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

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--white);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.stat-icon:nth-child(1) {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.stat-icon:nth-child(2) {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
}

.stat-icon:nth-child(3) {
    background: linear-gradient(135deg, var(--info-color), var(--info-light));
}

.stat-icon:nth-child(4) {
    background: linear-gradient(135deg, var(--warning-color), var(--warning-light));
}

.stat-content h3 {
    font-size: 32px;
    font-weight: 800;
    margin: 0;
    color: var(--gray-900);
    letter-spacing: -0.025em;
    line-height: 1;
}

.stat-content p {
    margin: var(--spacing-xs) 0 0 0;
    color: var(--gray-600);
    font-size: 15px;
    font-weight: 500;
}

.stat-change {
    font-size: 12px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 12px;
    margin-top: 8px;
    display: inline-block;
}

.stat-change.positive {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.stat-change.negative {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

.stat-change.neutral {
    background: rgba(108, 117, 125, 0.1);
    color: var(--secondary-color);
}

/* 图表行 */
.charts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.chart-container {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.chart-card {
    padding: 25px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.chart-header h4 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
}

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

.chart-btn {
    padding: 6px 12px;
    border: 1px solid #e9ecef;
    background: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: var(--transition);
}

.chart-btn:hover {
    background: var(--light-color);
}

.chart-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.chart-select {
    padding: 6px 12px;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    font-size: 12px;
}

.chart-body {
    height: 300px;
    position: relative;
}

/* 底部行 */
.bottom-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.activity-container,
.actions-container {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.activity-card,
.actions-card {
    padding: 25px;
}

.activity-header,
.actions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.activity-header h4,
.actions-header h4 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
}

.view-all {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.view-all:hover {
    text-decoration: underline;
}

.activity-list {
    space-y: 15px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid #f1f3f4;
}

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

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
}

.activity-icon:nth-child(1) { background: var(--primary-color); }
.activity-icon:nth-child(2) { background: var(--success-color); }
.activity-icon:nth-child(3) { background: var(--warning-color); }

.activity-content {
    flex: 1;
}

.activity-content p {
    margin: 0;
    font-size: 14px;
    color: var(--dark-color);
}

.activity-time {
    font-size: 12px;
    color: var(--secondary-color);
    margin-top: 2px;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px;
    background: var(--light-color);
    border: 1px solid #e9ecef;
    border-radius: 8px;
    text-decoration: none;
    color: var(--dark-color);
    transition: var(--transition);
}

.action-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.action-btn i {
    font-size: 28px;
}

.action-btn span {
    font-size: 18px;
    font-weight: 500;
    text-align: center;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }

    .sidebar.collapsed {
        width: 0;
        overflow: hidden;
    }

    .main-content {
        margin-left: 0;
    }

    .main-content.expanded {
        margin-left: 0;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .charts-row {
        grid-template-columns: 1fr;
    }

    .bottom-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .content-wrapper {
        padding: 20px;
    }

    .top-header {
        padding: 0 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .actions-grid {
        grid-template-columns: 1fr;
    }
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* 自定义滚动条 */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.1);
}

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

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

/* Patients Page Styles */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.action-bar-left {
    flex: 1;
    max-width: 400px;
}

.search-box {
    position: relative;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
}

.search-box input {
    width: 100%;
    padding: 12px 20px 12px 45px;
    border: 1px solid #e9ecef;
    border-radius: 25px;
    font-size: 14px;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.action-bar-right {
    display: flex;
    gap: 10px;
}

/* 按钮系统 */
.btn {
    padding: var(--spacing) var(--spacing-xl);
    border: 1px solid transparent;
    border-radius: var(--border-radius-lg);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    line-height: 1.5;
    letter-spacing: 0.025em;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

/* 主要按钮 */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-dark);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow);
}

/* 轮廓按钮 */
.btn-outline-primary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-success {
    background: transparent;
    color: var(--success-color);
    border-color: var(--success-color);
}

.btn-outline-success:hover {
    background: var(--success-color);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* 次要按钮 */
.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
    border-color: var(--gray-200);
}

.btn-secondary:hover {
    background: var(--gray-300);
    border-color: var(--gray-300);
    color: var(--gray-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* 危险按钮 */
.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), var(--danger-light));
    color: var(--white);
    border-color: var(--danger-color);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #b91c1c, var(--danger-color));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: #b91c1c;
}

/* 成功按钮 */
.btn-success {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: var(--white);
    border-color: var(--success-color);
}

.btn-success:hover {
    background: linear-gradient(135deg, #047857, var(--success-color));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: #047857;
}

/* 信息按钮 */
.btn-info {
    background: linear-gradient(135deg, var(--info-color), var(--info-light));
    color: var(--white);
    border-color: var(--info-color);
}

.btn-info:hover {
    background: linear-gradient(135deg, #0284c7, var(--info-color));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: #0284c7;
}

/* 警告按钮 */
.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), var(--warning-light));
    color: var(--white);
    border-color: var(--warning-color);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #b45309, var(--warning-color));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: #b45309;
}

/* 按钮尺寸变体 */
.btn-sm {
    padding: var(--spacing-xs) var(--spacing);
    font-size: 13px;
    border-radius: var(--border-radius);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 16px;
    border-radius: var(--border-radius-xl);
}

/* 按钮禁用状态 */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* 标签页组件样式优化 */
.patient-tabs {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.tabs-header {
    display: flex;
    background: linear-gradient(135deg, var(--gray-50), var(--white));
    border-bottom: 1px solid var(--gray-200);
    position: relative;
}

.tabs-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gray-200);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: var(--transition-fast);
    position: relative;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    margin-bottom: -1px;
}

.tab-btn::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    transition: var(--transition);
    transform: translateX(-50%);
}

.tab-btn:hover {
    background: rgba(37, 99, 235, 0.05);
    color: var(--primary-color);
}

.tab-btn:hover::before {
    width: 80%;
}

.tab-btn.active {
    color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.05);
}

.tab-btn.active::before {
    width: 100%;
}

.tab-btn i {
    font-size: 16px;
    opacity: 0.8;
}

.tabs-content {
    padding: 0;
    background: var(--white);
}

.tab-panel {
    display: none;
    padding: var(--spacing-2xl);
    animation: fadeIn 0.3s ease-out;
}

.tab-panel.active {
    display: block;
}

/* 卡片组件样式优化 */
.card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--gray-300);
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50), var(--white));
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-lg) var(--spacing-xl);
    font-weight: 600;
    color: var(--gray-800);
    font-size: 16px;
}

.card-body {
    padding: var(--spacing-xl);
    color: var(--gray-700);
}

.card-footer {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    padding: var(--spacing-lg) var(--spacing-xl);
}

/* 卡片变体 */
.card-primary {
    border-color: var(--primary-color);
}

.card-primary .card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
}

.card-success {
    border-color: var(--success-color);
}

.card-success .card-header {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: var(--white);
}

.card-info {
    border-color: var(--info-color);
}

.card-info .card-header {
    background: linear-gradient(135deg, var(--info-color), var(--info-light));
    color: var(--white);
}

.card-warning {
    border-color: var(--warning-color);
}

.card-warning .card-header {
    background: linear-gradient(135deg, var(--warning-color), var(--warning-light));
    color: var(--white);
}

.card-danger {
    border-color: var(--danger-color);
}

.card-danger .card-header {
    background: linear-gradient(135deg, var(--danger-color), var(--danger-light));
    color: var(--white);
}

/* 卡片网格布局 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.card-grid .card {
    margin-bottom: 0;
}

/* 紧凑卡片 */
.card-compact .card-header {
    padding: var(--spacing) var(--spacing-lg);
    font-size: 14px;
}

.card-compact .card-body {
    padding: var(--spacing-lg);
}

/* 警告和通知样式优化 */
.alert {
    border: 1px solid transparent;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
}

.alert-primary {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.2);
    color: var(--primary-dark);
}

.alert-success {
    background: rgba(5, 150, 105, 0.1);
    border-color: rgba(5, 150, 105, 0.2);
    color: var(--success-color);
}

.alert-info {
    background: rgba(14, 165, 233, 0.1);
    border-color: rgba(14, 165, 233, 0.2);
    color: var(--info-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}

.alert-danger {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.2);
    color: var(--danger-color);
}

.alert h6, .alert .alert-heading {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: inherit;
}

.alert .alert-link {
    font-weight: 500;
    text-decoration: underline;
}

.alert .alert-link:hover {
    text-decoration: none;
}

.alert-dismissible .btn-close {
    background: none;
    border: none;
    font-size: 16px;
    color: currentColor;
    opacity: 0.7;
    padding: var(--spacing-xs);
    position: absolute;
    top: var(--spacing);
    right: var(--spacing);
}

.alert-dismissible .btn-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
}

/* 通知消息样式 */
.message-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    animation: slideInRight 0.3s ease-out;
}

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

.message-notification.fade-out {
    animation: slideOutRight 0.3s ease-in forwards;
}

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

/* 工具提示样式 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    background: var(--gray-900);
    color: var(--white);
    text-align: center;
    border-radius: var(--border-radius);
    padding: var(--spacing-xs) var(--spacing);
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: var(--transition);
    font-size: 12px;
    white-space: nowrap;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.tooltip .tooltiptext::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--gray-900);
}

/* 加载状态和空状态样式优化 */
.loading-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    color: var(--gray-500);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--spacing-lg);
}

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

.loading-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-600);
}

/* 空状态样式 */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--gray-500);
}

.empty-state-icon {
    font-size: 64px;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
    opacity: 0.7;
}

.empty-state h5, .empty-state .empty-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing);
}

.empty-state p, .empty-state .empty-description {
    font-size: 16px;
    color: var(--gray-500);
    margin-bottom: var(--spacing-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.empty-state .btn {
    margin: 0 var(--spacing-sm);
}

/* 骨架屏加载状态 */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--border-radius);
}

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

.skeleton-text {
    height: 16px;
    margin-bottom: var(--spacing-sm);
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: var(--spacing);
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
}

.skeleton-card {
    padding: var(--spacing-xl);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.skeleton-card .skeleton-title {
    width: 40%;
    height: 20px;
    margin-bottom: var(--spacing);
}

.skeleton-card .skeleton-text {
    height: 14px;
    width: 100%;
    margin-bottom: var(--spacing-xs);
}

.skeleton-card .skeleton-text:last-child {
    width: 70%;
}

/* 进度条样式 */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--border-radius-full);
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 状态指示器 */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 13px;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-lg);
}

.status-indicator.success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.status-indicator.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.status-indicator.error, .status-indicator.danger {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.status-indicator.info {
    background: rgba(14, 165, 233, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(14, 165, 233, 0.2);
}

.status-indicator.pending {
    background: rgba(156, 163, 175, 0.1);
    color: var(--gray-600);
    border: 1px solid rgba(156, 163, 175, 0.2);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--border-radius-full);
    display: inline-block;
}

.status-dot.success { background: var(--success-color); }
.status-dot.warning { background: var(--warning-color); }
.status-dot.error, .status-dot.danger { background: var(--danger-color); }
.status-dot.info { background: var(--info-color); }
.status-dot.pending { background: var(--gray-400); }

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

/* 标签页导航变体 */
.nav-tabs {
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
    padding: 0 var(--spacing-lg);
}

.nav-tabs .nav-item .nav-link {
    border: none;
    background: none;
    color: var(--gray-600);
    font-weight: 500;
    padding: var(--spacing) var(--spacing-lg);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    margin-bottom: 0;
    transition: var(--transition-fast);
}

.nav-tabs .nav-item .nav-link:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
}

.nav-tabs .nav-item .nav-link.active {
    color: var(--primary-color);
    background: var(--white);
    border-color: var(--gray-200) var(--gray-200) var(--white);
    font-weight: 600;
}

.tab-panel.active {
    display: block;
}

/* 卡片组件样式优化 */
.card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--gray-300);
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50), var(--white));
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-lg) var(--spacing-xl);
    font-weight: 600;
    color: var(--gray-800);
    font-size: 16px;
}

.card-body {
    padding: var(--spacing-xl);
    color: var(--gray-700);
}

.card-footer {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    padding: var(--spacing-lg) var(--spacing-xl);
}

/* 卡片变体 */
.card-primary {
    border-color: var(--primary-color);
}

.card-primary .card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
}

.card-success {
    border-color: var(--success-color);
}

.card-success .card-header {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: var(--white);
}

.card-info {
    border-color: var(--info-color);
}

.card-info .card-header {
    background: linear-gradient(135deg, var(--info-color), var(--info-light));
    color: var(--white);
}

.card-warning {
    border-color: var(--warning-color);
}

.card-warning .card-header {
    background: linear-gradient(135deg, var(--warning-color), var(--warning-light));
    color: var(--white);
}

.card-danger {
    border-color: var(--danger-color);
}

.card-danger .card-header {
    background: linear-gradient(135deg, var(--danger-color), var(--danger-light));
    color: var(--white);
}

/* 卡片网格布局 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.card-grid .card {
    margin-bottom: 0;
}

/* 紧凑卡片 */
.card-compact .card-header {
    padding: var(--spacing) var(--spacing-lg);
    font-size: 14px;
}

.card-compact .card-body {
    padding: var(--spacing-lg);
}

/* 警告和通知样式优化 */
.alert {
    border: 1px solid transparent;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
}

.alert-primary {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.2);
    color: var(--primary-dark);
}

.alert-success {
    background: rgba(5, 150, 105, 0.1);
    border-color: rgba(5, 150, 105, 0.2);
    color: var(--success-color);
}

.alert-info {
    background: rgba(14, 165, 233, 0.1);
    border-color: rgba(14, 165, 233, 0.2);
    color: var(--info-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}

.alert-danger {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.2);
    color: var(--danger-color);
}

.alert h6, .alert .alert-heading {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: inherit;
}

.alert .alert-link {
    font-weight: 500;
    text-decoration: underline;
}

.alert .alert-link:hover {
    text-decoration: none;
}

.alert-dismissible .btn-close {
    background: none;
    border: none;
    font-size: 16px;
    color: currentColor;
    opacity: 0.7;
    padding: var(--spacing-xs);
    position: absolute;
    top: var(--spacing);
    right: var(--spacing);
}

.alert-dismissible .btn-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
}

/* 通知消息样式 */
.message-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    animation: slideInRight 0.3s ease-out;
}

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

.message-notification.fade-out {
    animation: slideOutRight 0.3s ease-in forwards;
}

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

/* 工具提示样式 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    background: var(--gray-900);
    color: var(--white);
    text-align: center;
    border-radius: var(--border-radius);
    padding: var(--spacing-xs) var(--spacing);
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: var(--transition);
    font-size: 12px;
    white-space: nowrap;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.tooltip .tooltiptext::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--gray-900);
}

/* 加载状态和空状态样式优化 */
.loading-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    color: var(--gray-500);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--spacing-lg);
}

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

.loading-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-600);
}

/* 空状态样式 */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--gray-500);
}

.empty-state-icon {
    font-size: 64px;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
    opacity: 0.7;
}

.empty-state h5, .empty-state .empty-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing);
}

.empty-state p, .empty-state .empty-description {
    font-size: 16px;
    color: var(--gray-500);
    margin-bottom: var(--spacing-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.empty-state .btn {
    margin: 0 var(--spacing-sm);
}

/* 骨架屏加载状态 */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--border-radius);
}

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

.skeleton-text {
    height: 16px;
    margin-bottom: var(--spacing-sm);
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: var(--spacing);
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
}

.skeleton-card {
    padding: var(--spacing-xl);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.skeleton-card .skeleton-title {
    width: 40%;
    height: 20px;
    margin-bottom: var(--spacing);
}

.skeleton-card .skeleton-text {
    height: 14px;
    width: 100%;
    margin-bottom: var(--spacing-xs);
}

.skeleton-card .skeleton-text:last-child {
    width: 70%;
}

/* 进度条样式 */
.progress {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--border-radius-full);
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 状态指示器 */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 13px;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-lg);
}

.status-indicator.success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.status-indicator.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.status-indicator.error, .status-indicator.danger {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.status-indicator.info {
    background: rgba(14, 165, 233, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(14, 165, 233, 0.2);
}

.status-indicator.pending {
    background: rgba(156, 163, 175, 0.1);
    color: var(--gray-600);
    border: 1px solid rgba(156, 163, 175, 0.2);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--border-radius-full);
    display: inline-block;
}

.status-dot.success { background: var(--success-color); }
.status-dot.warning { background: var(--warning-color); }
.status-dot.error, .status-dot.danger { background: var(--danger-color); }
.status-dot.info { background: var(--info-color); }
.status-dot.pending { background: var(--gray-400); }

.tab-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}

/* Data Table */
.data-table-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead th {
    background: var(--light-color);
    padding: 15px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
    border-bottom: 1px solid #e9ecef;
    font-size: 14px;
}

.data-table tbody td {
    padding: 15px 12px;
    border-bottom: 1px solid #f1f3f4;
    font-size: 14px;
    color: var(--dark-color);
}

.data-table tbody tr:hover {
    background: rgba(0, 123, 255, 0.02);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Status Badges */
.status-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-align: center;
    display: inline-block;
}

.status-completed { background: rgba(40, 167, 69, 0.1); color: var(--success-color); }
.status-pending { background: rgba(255, 193, 7, 0.1); color: var(--warning-color); }
.status-cancelled { background: rgba(220, 53, 69, 0.1); color: var(--danger-color); }
.status-confirmed { background: rgba(0, 123, 255, 0.1); color: var(--primary-color); }

/* Action Buttons */
.action-btn {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
    margin-right: 5px;
}

.action-btn.edit { background: var(--primary-color); color: white; }
.action-btn.delete { background: var(--danger-color); color: white; }
.action-btn.view { background: var(--success-color); color: white; }

.action-btn:hover {
    opacity: 0.8;
    transform: translateY(-1px);
}

/* Avatar Circle */
.avatar-circle {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
}

.empty-state i {
    opacity: 0.5;
}

.empty-state p {
    margin: 15px 0 20px 0;
    font-size: 16px;
}

body {
    background-color: #f8f9fa;
    font-family: 'Microsoft YaHei', '微软雅黑', sans-serif;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.card {
    border: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    font-weight: bold;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #004085;
}

/* 摄像头相关样式 */
#camera-preview {
    width: 100%;
    max-height: 400px;
    border: 2px solid #dee2e6;
    border-radius: 4px;
}

#capture-canvas {
    border: 2px solid #dee2e6;
    border-radius: 4px;
}

/* 影像对比样式 */
.image-comparison {
    position: relative;
    display: inline-block;
}

.image-comparison img {
    max-width: 100%;
    height: auto;
}

.comparison-slider {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background-color: #007bff;
    cursor: ew-resize;
    z-index: 10;
}

.comparison-slider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -10px;
    width: 20px;
    height: 20px;
    background-color: #007bff;
    border-radius: 50%;
    transform: translateY(-50%);
    cursor: ew-resize;
}

/* 影像编辑样式 */
.image-editor {
    position: relative;
}

.annotation-layer {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

.annotation {
    position: absolute;
    border: 2px solid #ff0000;
    background-color: rgba(255, 0, 0, 0.1);
    min-width: 50px;
    min-height: 50px;
    cursor: move;
}

.annotation.selected {
    border-color: #00ff00;
}

.annotation-handle {
    position: absolute;
    width: 10px;
    height: 10px;
    background-color: #ff0000;
    border-radius: 50%;
    cursor: pointer;
}

.annotation-handle.tl { top: -5px; left: -5px; }
.annotation-handle.tr { top: -5px; right: -5px; }
.annotation-handle.bl { bottom: -5px; left: -5px; }
.annotation-handle.br { bottom: -5px; right: -5px; }

/* 表格样式 */
.table-responsive {
    border-radius: 4px;
    overflow: hidden;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
}

.table tbody tr:hover {
    background-color: #f5f5f5;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container-fluid {
        padding-left: 15px;
        padding-right: 15px;
    }

    .section {
        padding: 15px;
    }

    #camera-preview {
        max-height: 300px;
    }
}

/* 加载动画和进度指示器 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-text {
    margin-left: 10px;
    color: #007bff;
    font-weight: 500;
}

.progress-container {
    width: 100%;
    background-color: #f3f3f3;
    border-radius: 4px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-bar {
    height: 20px;
    background: linear-gradient(90deg, #28a745, #20c997);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
    position: relative;
}

.progress-bar::after {
    content: attr(data-progress) '%';
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-weight: bold;
    font-size: 12px;
}

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

/* 骨架屏加载状态 */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: 4px;
}

.skeleton-text {
    height: 16px;
    margin: 8px 0;
}

.skeleton-title {
    height: 24px;
    margin: 12px 0;
    width: 60%;
}

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

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

/* 状态指示器 */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-success { background-color: #28a745; }
.status-warning { background-color: #ffc107; }
.status-error { background-color: #dc3545; }
.status-info { background-color: #17a2b8; }

/* 消息提示样式 */
.alert {
    border-radius: 4px;
    border: none;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* 按钮组样式 */
.btn-group .btn {
    margin-right: 5px;
}

.btn-group .btn:last-child {
    margin-right: 0;
}

/* 表单控件样式 */
.form-control,
.form-select {
    padding: var(--spacing) var(--spacing-lg);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--gray-900);
    background-color: var(--white);
    transition: var(--transition-fast);
    width: 100%;
    box-shadow: var(--shadow-sm);
}

.form-control::placeholder,
.form-select::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), var(--shadow-md);
    background-color: var(--white);
    transform: translateY(-1px);
}

.form-control:hover:not(:focus),
.form-select:hover:not(:focus) {
    border-color: var(--gray-300);
}

/* 表单标签 */
.form-label {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
    display: block;
}

/* 表单组 */
.form-group {
    margin-bottom: var(--spacing-lg);
}

/* 输入框图标 */
.input-group {
    position: relative;
    display: flex;
}

.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: var(--spacing) var(--spacing-lg);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--gray-600);
    text-align: center;
    white-space: nowrap;
    background-color: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-left: none;
    border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
}

/* 复选框和单选框 */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing);
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    background-color: var(--white);
    cursor: pointer;
    transition: var(--transition-fast);
    appearance: none;
    position: relative;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 12px;
    font-weight: bold;
}

.form-check-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-check-label {
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
    user-select: none;
    margin-bottom: 0;
    line-height: 1.4;
}

/* 单选框 */
.form-check-input[type="radio"] {
    border-radius: var(--border-radius-full);
}

.form-check-input[type="radio"]:checked::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: var(--border-radius-full);
    background-color: var(--white);
}

/* 表单验证状态 */
.is-valid {
    border-color: var(--success-color) !important;
}

.is-valid:focus {
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1) !important;
}

.is-invalid {
    border-color: var(--danger-color) !important;
}

.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1) !important;
}

.valid-feedback,
.invalid-feedback {
    font-size: 13px;
    margin-top: var(--spacing-xs);
}

.valid-feedback {
    color: var(--success-color);
}

.invalid-feedback {
    color: var(--danger-color);
}

/* 表单行布局 */
.form-row {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* 响应式表单 */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: var(--spacing);
    }
}

/* 影像库样式 */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    padding: 10px;
}

.image-item {
    position: relative;
    border: 2px solid #dee2e6;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.image-item:hover {
    border-color: #007bff;
    transform: scale(1.05);
}

.image-item.selected {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.25);
}

.image-item img,
.image-item video {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.image-info {
    padding: 8px;
    background: white;
    font-size: 12px;
}

.image-info .date {
    color: #6c757d;
}

/* 报告样式 */
.report-header {
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 2px solid #007bff;
    padding-bottom: 20px;
}

.report-title {
    font-size: 32px;
    font-weight: bold;
    color: #d30c3d;
    margin-bottom: 10px;
}

.report-subtitle {
    font-size: 16px;
    color: #6c757d;
}

.patient-info {
    margin-bottom: 20px;
}

.patient-info table {
    width: 100%;
}

.patient-info td {
    padding: 5px 10px;
    border: 1px solid #dee2e6;
}

.findings-section,
.conclusion-section {
    margin-bottom: 20px;
}

.findings-section h4,
.conclusion-section h4 {
    color: #007bff;
    border-bottom: 1px solid #dee2e6;
    padding-bottom: 5px;
}

/* 打印样式 */
@media print {
    body {
        background: white !important;
    }

    .navbar,
    .btn,
    .section {
        display: none !important;
    }

    .report-content {
        display: block !important;
    }

/* ==================== 图片查看器样式 ==================== */

.image-viewer-container {
    position: relative;
    display: inline-block;
    width: 100%;
}

.image-info-panel {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 15px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.image-info-panel .info-item {
    margin-bottom: 8px;
}

.image-info-panel .info-item:last-child {
    margin-bottom: 0;
}

/* ==================== 影像库样式 ==================== */

.image-gallery {
    min-height: 400px;
}

.image-grid {
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    padding: 10px;
}

.image-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border-radius: 12px;
    overflow: hidden;
    background: white;
    position: relative;
}

.image-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: #007bff;
}

.image-container {
    position: relative;
    overflow: hidden;
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid #e9ecef;
    margin: 0 auto;
}

.image-container.image-type {
    background: linear-gradient(45deg, #f8f9fa 25%, transparent 25%),
                linear-gradient(-45deg, #f8f9fa 25%, transparent 25%),
                linear-gradient(45deg, transparent 75%, #f8f9fa 75%),
                linear-gradient(-45deg, transparent 75%, #f8f9fa 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.image-container.video-type {
    background: linear-gradient(45deg, #6c757d 25%, transparent 25%),
                linear-gradient(-45deg, #6c757d 25%, transparent 25%),
                linear-gradient(45deg, transparent 75%, #6c757d 75%),
                linear-gradient(-45deg, transparent 75%, #6c757d 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.image-container.video-type::after {
    content: 'VIDEO';
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: bold;
    z-index: 2;
}

.image-thumbnail,
.video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(0.95);
}

.image-thumbnail:hover,
.video-thumbnail:hover {
    transform: scale(1.08);
    filter: brightness(1.1) contrast(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.4) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    backdrop-filter: blur(2px);
}

.image-card:hover .image-overlay {
    opacity: 1;
}

.image-overlay .btn {
    margin: 0 3px;
    border-radius: 6px;
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    font-size: 12px;
}

.image-overlay .btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

/* ==================== 模态框样式 ==================== */

.image-viewer-modal .modal-dialog,
.video-viewer-modal .modal-dialog {
    max-width: 95vw;
    margin: 2vh auto;
}

.image-viewer-modal .modal-content,
.video-viewer-modal .modal-content {
    background: #000;
    color: white;
}

.image-viewer-modal .modal-header,
.video-viewer-modal .modal-header {
    background: rgba(0,0,0,0.8);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.image-viewer-modal .modal-footer,
.video-viewer-modal .modal-footer {
    background: rgba(0,0,0,0.8);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.image-viewer-modal .btn-close,
.video-viewer-modal .btn-close {
    filter: invert(1);
}

/* ==================== 打印样式 ==================== */

@media print {
    .print-header {
        text-align: center;
        margin-bottom: 20px;
        page-break-after: avoid;
    }

    .print-header h1 {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .print-header h2 {
        font-size: 18px;
        margin-bottom: 8px;
        color: #666;
    }

    .patient-info {
        margin-bottom: 20px;
        page-break-inside: avoid;
    }

    .patient-info table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 15px;
    }

    .patient-info td {
        padding: 8px;
        border: 1px solid #ddd;
        font-size: 12px;
    }

    .findings-section {
        margin-bottom: 20px;
        page-break-inside: avoid;
    }

    .print-images .row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .print-images .col-md-6 {
        flex: 0 0 48%;
        max-width: 48%;
        margin-bottom: 15px;
    }

    .print-images .card {
        border: 1px solid #ddd;
        border-radius: 4px;
        overflow: hidden;
        break-inside: avoid;
    }

    .print-images .card-body {
        padding: 4px;
    }

    .print-images img {
        max-width: 100%;
        height: 150px;
        object-fit: contain;
        display: block;
        margin: 0 auto;
    }

    .print-images video {
        max-width: 100%;
        height: 150px;
    }

    .print-images small {
        display: none !important;
    }

    .conclusion-section,
    .treatment-section,
    .notes-section {
        margin-bottom: 15px;
        page-break-inside: avoid;
    }

    .report-footer {
        margin-top: 20px;
        padding-top: 15px;
        border-top: 1px solid #ddd;
        text-align: center;
        font-size: 11px;
        color: #666;
        page-break-inside: avoid;
    }
}

/* ==================== 响应式设计 ==================== */

@media (max-width: 768px) {
    .image-container {
        width: 150px;
        height: 150px;
    }

    .image-info-panel {
        bottom: 10px;
        left: 10px;
        right: 10px;
        padding: 10px;
    }

    .image-overlay .btn {
        padding: 6px 8px;
        font-size: 12px;
    }
}

@media (max-width: 576px) {
    .image-grid .col-md-3 {
        flex: 0 0 50%;
        max-width: 50%;
    }

    .image-container {
        width: 120px;
        height: 120px;
    }
}

/* ==================== 影像库工具栏样式 ==================== */

.image-library-toolbar {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid #e9ecef;
    margin-bottom: 20px;
}

.image-library-toolbar .btn-group-sm .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* ==================== 影像库网格样式 ==================== */

.image-grid.list-view .col-xl-2,
.image-grid.list-view .col-lg-3,
.image-grid.list-view .col-md-4,
.image-grid.list-view .col-sm-6 {
    flex: 0 0 100%;
    max-width: 100%;
}

.image-grid.list-view .image-card {
    flex-direction: row;
    height: auto;
}

.image-grid.list-view .image-container {
    width: 140px;
    height: 140px;
    flex-shrink: 0;
}

.image-grid.list-view .card-body {
    flex-grow: 1;
    padding: 12px;
}

/* ==================== 图片卡片样式 ==================== */

.image-card .card-body {
    padding: 12px;
    background: white;
}

.image-card .card-title {
    font-size: 14px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 4px;
    line-height: 1.3;
}

.image-card .card-text {
    font-size: 12px;
    color: #718096;
    margin-bottom: 2px;
    line-height: 1.4;
}

.image-card .card-text:last-child {
    margin-bottom: 0;
}

/* ==================== 图片徽章和质量指示器 ==================== */

.image-badges {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 3;
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: flex-end;
}

.badge {
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.badge-filetype {
    background: rgba(0,0,0,0.7);
    color: white;
}

.badge-quality {
    border: 1px solid;
}

.badge-high {
    background: rgba(25, 135, 84, 0.9);
    color: white;
    border-color: #198754;
}

.badge-medium {
    background: rgba(255, 193, 7, 0.9);
    color: #000;
    border-color: #ffc107;
}

.badge-low {
    background: rgba(220, 53, 69, 0.9);
    color: white;
    border-color: #dc3545;
}

.image-quality-indicator {
    display: flex;
    align-items: center;
}

.quality-dots {
    display: flex;
    gap: 2px;
}

.dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #dee2e6;
}

.dot-good {
    background: #198754;
}

.dot-average {
    background: #ffc107;
}

.dot-poor {
    background: #dc3545;
}

.file-size {
    font-weight: 500;
    color: #6c757d;
}

.image-checkbox {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 3;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-card:hover .image-checkbox {
    opacity: 1;
}

.image-checkbox .form-check-input {
    width: 16px;
    height: 16px;
}

.image-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    opacity: 1;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.image-thumbnail:not(.lazy),
.video-thumbnail:not(.lazy) {
    position: relative;
}

.image-thumbnail:not(.lazy) ~ .image-loading,
.video-thumbnail:not(.lazy) ~ .image-loading {
    opacity: 0;
}

.video-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    text-align: center;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
}

.image-placeholder, .error-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    text-align: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.error-placeholder {
    color: #856404;
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.error-placeholder .fas {
    margin-bottom: 8px;
}

.error-placeholder .btn {
    margin-top: 8px;
    font-size: 11px;
    padding: 4px 8px;
}

.video-placeholder i {
    display: block;
    margin-bottom: 4px;
}

.error-placeholder {
    background: rgba(248, 249, 250, 0.9);
    border: 1px dashed #dee2e6;
}

.error-placeholder i {
    color: #ffc107;
}

.error-placeholder .btn {
    font-size: 11px;
    padding: 2px 8px;
}

/* ==================== 响应式影像库 ==================== */

@media (max-width: 1200px) {
    .image-grid .col-xl-2 {
        flex: 0 0 25%;
        max-width: 25%;
    }
}

/* ==================== 响应式布局优化 ==================== */

.image-grid .col-xl-2,
.image-grid .col-lg-3,
.image-grid .col-md-4,
.image-grid .col-sm-6 {
    flex: none !important;
    width: auto !important;
    max-width: none !important;
}

@media (max-width: 1200px) {
    .image-grid .col-xl-2 {
        flex: 0 0 25%;
        max-width: 25%;
    }
}

/* 响应式网格布局 */
@media (max-width: 1200px) {
    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 992px) {
    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }

    .image-container {
        width: 240px;
        height: 240px;
    }

    .image-library-toolbar {
        padding: 16px;
    }
}

@media (max-width: 768px) {
    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(216px, 1fr));
    }

    .image-container {
        width: 216px;
        height: 216px;
    }

    .image-library-toolbar {
        flex-direction: column;
        gap: 12px;
        padding: 16px;
    }

    .image-library-toolbar .d-flex {
        justify-content: center;
        flex-wrap: wrap;
    }

    .image-library-toolbar .d-flex > * {
        margin-bottom: 8px;
    }

    .image-grid.list-view .image-container {
        width: 120px;
        height: 120px;
    }

    .image-overlay .btn {
        min-width: 32px;
        height: 32px;
        font-size: 11px;
        padding: 0 6px;
    }
}

@media (max-width: 576px) {
    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 15px;
    }

    .image-container {
        width: 180px;
        height: 180px;
    }

    .image-card {
        margin-bottom: 16px;
    }

    .image-library-toolbar {
        padding: 12px;
        margin-bottom: 16px;
    }

    .image-library-toolbar .btn-group-sm {
        display: none; /* 在小屏幕上隐藏视图切换按钮 */
    }

    .image-card .card-body {
        padding: 10px;
    }

    .image-card .card-title {
        font-size: 13px;
    }

    .image-card .card-text {
        font-size: 11px;
    }

    .image-overlay .btn {
        min-width: 28px;
        height: 28px;
        font-size: 10px;
        padding: 0 4px;
    }
}
}

/* ==================== 报告样式 ==================== */

/* 牙齿病情选择样式 */
.dental-condition-options .form-check {
    margin-bottom: 0.5rem;
}

.dental-condition-options .form-check-label {
    font-size: 14px;
    cursor: pointer;
}

.dental-condition-options .form-check-input:checked + .form-check-label {
    font-weight: 600;
    color: #dc3545;
}

/* 病情徽章样式 */
.conditions-section .badge {
    font-size: 14px;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.5rem;
}

/* 排行数据样式 */
.stats-ranking {
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 15px;
}

.stats-ranking h6 {
    color: #007bff;
    margin-bottom: 15px;
    font-weight: 600;
}

.ranking-list {
    max-height: 300px;
    overflow-y: auto;
}

.ranking-item {
    padding: 8px 12px;
    background: white;
    border-radius: 6px;
    border: 1px solid #e9ecef;
    transition: all 0.2s ease;
}

.ranking-item:hover {
    background: #f8f9fa;
    border-color: #007bff;
}

.ranking-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ranking-name {
    font-weight: 500;
    color: #333;
}

.ranking-count {
    font-size: 12px;
    font-weight: bold;
    min-width: 30px;
    text-align: center;
}

/* 响应式排行样式 */
@media (max-width: 768px) {
    .stats-ranking {
        padding: 10px;
    }

    .ranking-item {
        padding: 6px 8px;
    }

.ranking-name {
    font-size: 14px;
}
}

/* 影像文件整理样式 */
.images-section h4 {
    color: #007bff;
    border-bottom: 1px solid #dee2e6;
    padding-bottom: 8px;
    margin-bottom: 15px;
    font-size: 16px;
}

.image-grid-print {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.image-item-print {
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 8px;
    text-align: center;
    background: white;
}

.image-item-print img {
    width: 100%;
    height: auto;
    max-height: 100px;
    object-fit: contain;
    border-radius: 3px;
    margin-bottom: 5px;
}

.image-caption {
    font-size: 10px;
    color: #666;
    margin: 2px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.video-list {
    background: #f8f9fa;
    padding: 10px;
    border-radius: 4px;
}

.video-item {
    display: flex;
    align-items: center;
    padding: 5px 0;
    border-bottom: 1px solid #e9ecef;
}

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

/* 报告头部样式 */
.report-header-section {
    margin-bottom: 30px;
    border-bottom: 2px solid #007bff;
    padding-bottom: 20px;
}

.hospital-info {
    text-align: center;
    margin-bottom: 15px;
}

.hospital-name {
    color: #007bff;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 10px;
}

.report-title {
    color: #495057;
    font-size: 20px;
    margin-bottom: 10px;
}

.doctor-name {
    color: #6c757d;
    font-size: 16px;
    margin-bottom: 0;
}


/* 打印时的影像样式优化 */
@media print {
    .report-header-section {
        margin-bottom: 20px;
        padding-bottom: 15px;
    }

    .hospital-name {
        font-size: 20px;
    }

    .report-title {
        font-size: 16px;
    }

    .doctor-name {
        font-size: 14px;
    }


    .image-grid-print {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .image-item-print {
        padding: 6px;
        border-width: 1px;
    }

    .image-item-print img {
        max-height: 60px;
    }

    .image-caption {
        font-size: 9px;
    }

    .video-list {
        background: white;
        border: 1px solid #dee2e6;
    }
}

/* 用户信息显示样式 */
.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    color: #333;
    font-size: 14px;
}

.user-role {
    font-size: 12px;
    color: #666;
    background: #f8f9fa;
    padding: 2px 6px;
    border-radius: 10px;
    display: inline-block;
}

.user-menu {
    position: relative;
}

.logout-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #dc3545;
    text-decoration: none;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.logout-link:hover {
    background: #ffeaea;
    color: #c82333;
    text-decoration: none;
}

/* 牙齿病情显示样式 */
.dental-conditions-text {
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    padding: 10px 15px;
    background: #f8f9fa;
    border-radius: 5px;
    border-left: 4px solid #dc3545;
    margin: 10px 0;
}

/* 系统页脚样式 */
.system-footer {
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
    padding: 15px 0;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.copyright-info {
    text-align: center;
    color: #6c757d;
}

.copyright-info p {
    margin: 5px 0;
    font-size: 14px;
}

.copyright-info a {
    color: #007bff;
    text-decoration: none;
}

.copyright-info a:hover {
    text-decoration: underline;
}

/* 模态框样式优化 */
.modal-content {
    border: none;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    background: var(--white);
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--gray-50), var(--white));
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}

.modal-title {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 20px;
    margin: 0;
}

.modal-body {
    padding: var(--spacing-xl);
    color: var(--gray-700);
    line-height: 1.6;
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    padding: var(--spacing-xl);
    background: var(--gray-50);
    border-radius: 0 0 var(--border-radius-xl) var(--border-radius-xl);
}

.btn-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-400);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-full);
    transition: var(--transition-fast);
}

.btn-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
    transform: scale(1.1);
}

/* 模态框尺寸变体 */
.modal-xl {
    max-width: 1200px;
}

.modal-lg {
    max-width: 900px;
}

.modal-sm {
    max-width: 400px;
}

/* 模态框动画优化 */
.modal.fade .modal-dialog {
    transform: translate(0, -50px);
    transition: transform 0.3s ease-out;
}

.modal.show .modal-dialog {
    transform: translate(0, 0);
}

/* 数据表格样式优化 */
.data-table-container {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table thead th {
    background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
    color: var(--gray-700);
    font-weight: 600;
    padding: var(--spacing-lg) var(--spacing);
    text-align: left;
    border-bottom: 2px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table tbody tr {
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--gray-100);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
    transform: scale(1.01);
}

.data-table tbody tr:last-child {
    border-bottom: none;
}

.data-table td {
    padding: var(--spacing-lg) var(--spacing);
    color: var(--gray-700);
    vertical-align: middle;
}

.data-table tbody td {
    border-bottom: 1px solid var(--gray-100);
}

/* 表格头像样式 */
.avatar-circle {
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 14px;
    margin-right: var(--spacing);
}

/* 操作按钮组样式 */
.action-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    border-radius: var(--border-radius);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-right: var(--spacing-xs);
}

.action-btn:last-child {
    margin-right: 0;
}

.action-btn.edit {
    background: var(--info-color);
    color: var(--white);
}

.action-btn.edit:hover {
    background: var(--info-light);
    transform: translateY(-1px);
}

.action-btn.view {
    background: var(--success-color);
    color: var(--white);
}

.action-btn.view:hover {
    background: var(--success-light);
    transform: translateY(-1px);
}

.action-btn.delete {
    background: var(--danger-color);
    color: var(--white);
}

.action-btn.delete:hover {
    background: var(--danger-light);
    transform: translateY(-1px);
}

.action-btn i {
    font-size: 20px;
}

/* 表格响应式设计 */
@media (max-width: 768px) {
    .data-table-container {
        overflow-x: auto;
    }

    .data-table {
        min-width: 600px;
    }

    .data-table thead th,
    .data-table td {
        padding: var(--spacing-sm);
        font-size: 13px;
    }

    .action-btn {
        padding: var(--spacing-xs) var(--spacing-xs);
        font-size: 11px;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-user {
        gap: 8px;
    }

    .user-avatar {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }

    .user-name {
        font-size: 13px;
    }

    .user-role {
        font-size: 11px;
    }

    .logout-link {
        font-size: 13px;
        padding: 6px 8px;
    }

    .dental-conditions-text {
        font-size: 14px;
        padding: 8px 12px;
    }

    .copyright-info p {
        font-size: 13px;
    }
}

/* 患者详情样式 */
.patient-detail-info .card {
    border: 1px solid #dee2e6;
    border-radius: 8px;
}

.patient-detail-info .card-header {
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

.patient-detail-info .stat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 6px;
}

.patient-detail-info .stat-item i {
    width: 20px;
    text-align: center;
}

.patient-detail-info .stat-item span {
    font-weight: 500;
}

.patient-detail-info p {
    margin-bottom: 8px;
    line-height: 1.5;
}

.patient-detail-info strong {
    color: #495057;
    min-width: 80px;
    display: inline-block;
}

/* ==================== 响应式设计优化 ==================== */

/* 平板设备 (768px - 1024px) */
@media (max-width: 1024px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }

    .sidebar .sidebar-logo span,
    .sidebar .menu-link span {
        display: none;
    }

    .main-content {
        margin-left: var(--sidebar-collapsed-width);
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }

    .stat-card {
        padding: var(--spacing-lg);
    }

    .stat-icon {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }

    .stat-content h3 {
        font-size: 28px;
    }
}

/* 小屏幕设备 (768px以下) */
@media (max-width: 768px) {
    /* 全局调整 */
    body {
        font-size: 14px;
        line-height: 1.5;
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }

    .dashboard-container {
        flex-direction: column;
    }

    /* 侧边栏遮罩 */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 1099;
        opacity: 0;
        transition: opacity 0.3s ease;
        -webkit-backdrop-filter: blur(2px);
        backdrop-filter: blur(2px);
    }

    .sidebar-overlay.show {
        opacity: 1;
    }

    /* 侧边栏 */
    .sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        z-index: 1100;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-xl);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar.show {
        left: 0;
    }

    .sidebar-toggle {
        display: block;
        position: fixed;
        top: var(--spacing);
        left: var(--spacing);
        z-index: 1050;
        background: var(--white);
        color: var(--gray-700);
        border: 1px solid var(--gray-200);
        border-radius: var(--border-radius);
        padding: var(--spacing-sm);
        box-shadow: var(--shadow);
        transition: var(--transition-fast);
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .sidebar-toggle:hover {
        transform: scale(1.05);
        box-shadow: var(--shadow-md);
    }

    .sidebar-toggle:active {
        transform: scale(0.95);
    }

    .main-content {
        margin-left: 0;
        margin-top: 0;
    }

    /* 顶部标题栏 */
    .top-header {
        padding: var(--spacing) var(--spacing-lg);
        height: auto;
        min-height: 60px;
        flex-wrap: wrap;
        position: sticky;
        top: 0;
        z-index: 100;
        background: var(--white);
        border-bottom: 1px solid var(--gray-200);
    }

    .page-title {
        font-size: 20px;
        margin-bottom: var(--spacing-xs);
        width: 100%;
        line-height: 1.3;
    }

    .header-right {
        width: 100%;
        justify-content: space-between;
        margin-top: var(--spacing-xs);
        gap: var(--spacing);
    }

    .header-user {
        gap: var(--spacing-sm);
    }

    .user-avatar {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .user-name {
        font-size: 14px;
    }

    .notification-btn {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* 统计卡片 */
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: var(--spacing);
        margin-bottom: var(--spacing-xl);
        padding: 0 var(--spacing-xs);
    }

    .stat-card {
        padding: var(--spacing-lg);
        gap: var(--spacing);
        border-radius: var(--border-radius-lg);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .stat-card:active {
        transform: scale(0.98);
    }

    .stat-icon {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }

    .stat-content h3 {
        font-size: 24px;
        margin-bottom: 2px;
    }

    .stat-content p {
        font-size: 13px;
        margin: 0;
    }

    /* 内容区域 */
    .content-wrapper {
        padding: var(--spacing-lg) var(--spacing);
        max-width: none;
    }

    /* 卡片组件 */
    .card {
        margin-bottom: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow);
        border: 1px solid var(--gray-200);
        overflow: hidden;
    }

    .card-header,
    .card-body,
    .card-footer {
        padding: var(--spacing-lg);
    }

    .card-header {
        padding: var(--spacing-lg);
        font-size: 16px;
        font-weight: 600;
    }

    .card-body {
        padding: var(--spacing-lg);
    }

    /* 标签页 */
    .tabs-header {
        flex-direction: column;
        background: var(--gray-50);
        border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    }

    .tab-btn {
        border-radius: 0;
        margin-bottom: -1px;
        padding: var(--spacing) var(--spacing-lg);
        font-size: 15px;
        font-weight: 500;
        width: 100%;
        text-align: center;
        border: none;
        background: transparent;
        color: var(--gray-600);
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .tab-btn:hover {
        background: rgba(37, 99, 235, 0.05);
        color: var(--primary-color);
    }

    .tab-btn.active {
        background: var(--white);
        color: var(--primary-color);
        font-weight: 600;
        border-bottom: 2px solid var(--primary-color);
        margin-bottom: -1px;
        position: relative;
    }

    .tabs-content {
        border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    }

    /* 表格 */
    .data-table-container {
        margin-bottom: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: var(--shadow);
    }

    .data-table {
        min-width: 600px;
        font-size: 14px;
    }

    .data-table thead th,
    .data-table td {
        padding: var(--spacing) var(--spacing-sm);
        white-space: nowrap;
    }

    .data-table thead th {
        font-size: 13px;
        font-weight: 600;
        position: sticky;
        top: 0;
        background: var(--gray-50);
        z-index: 10;
    }

    .action-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 12px;
        margin-right: var(--spacing-xs);
        min-height: 32px;
        border-radius: var(--border-radius);
        -webkit-tap-highlight-color: transparent;
    }

    .action-btn:last-child {
        margin-right: 0;
    }

    /* 模态框 */
    .modal-dialog {
        margin: var(--spacing);
        max-width: calc(100vw - 2 * var(--spacing));
        width: calc(100vw - 2 * var(--spacing));
    }

    .modal-content {
        border-radius: var(--border-radius-xl);
        border: none;
        box-shadow: var(--shadow-xl);
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-lg);
    }

    .modal-header {
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--gray-200);
    }

    .modal-title {
        font-size: 18px;
        font-weight: 600;
    }

    .modal-body {
        padding: var(--spacing-lg);
        max-height: calc(100vh - 200px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-footer {
        padding: var(--spacing-lg);
        border-top: 1px solid var(--gray-200);
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    /* 按钮 */
    .btn {
        padding: var(--spacing) var(--spacing-lg);
        font-size: 14px;
        font-weight: 500;
        border-radius: var(--border-radius-lg);
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
        transition: all 0.2s ease;
    }

    .btn:active {
        transform: scale(0.98);
    }

    .btn-sm {
        padding: var(--spacing-sm) var(--spacing);
        font-size: 13px;
        min-height: 36px;
    }

    .btn-lg {
        padding: var(--spacing-lg) var(--spacing-xl);
        font-size: 16px;
        min-height: 48px;
    }

    /* 表单 */
    .form-control,
    .form-select {
        padding: var(--spacing) var(--spacing-lg);
        font-size: 16px; /* 防止iOS缩放 */
        border-radius: var(--border-radius-lg);
        border: 2px solid var(--gray-200);
        min-height: 44px;
        -webkit-appearance: none;
        appearance: none;
        transition: all 0.2s ease;
    }

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        transform: translateY(-1px);
    }

    .form-label {
        font-size: 15px;
        font-weight: 600;
        margin-bottom: var(--spacing-sm);
        color: var(--gray-800);
    }

    .form-group {
        margin-bottom: var(--spacing-lg);
    }

    /* 复选框和单选框 */
    .form-check {
        margin-bottom: var(--spacing);
        padding-left: 0;
        display: flex;
        align-items: flex-start;
        gap: var(--spacing);
    }

    .form-check-input {
        width: 20px;
        height: 20px;
        margin-top: 2px;
        border-radius: var(--border-radius-sm);
        border: 2px solid var(--gray-300);
        -webkit-appearance: none;
        appearance: none;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .form-check-input:checked {
        background-color: var(--primary-color);
        border-color: var(--primary-color);
    }

    .form-check-input:checked::after {
        content: '✓';
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        color: var(--white);
        font-size: 12px;
        font-weight: bold;
    }

    .form-check-input:focus {
        outline: none;
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }

    .form-check-label {
        font-size: 15px;
        line-height: 1.4;
        margin-bottom: 0;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
        flex: 1;
    }

    /* 输入框图标 */
    .input-group {
        position: relative;
        display: flex;
    }

    .input-group .form-control {
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
        border-right: none;
    }

    .input-group-text {
        display: flex;
        align-items: center;
        padding: var(--spacing) var(--spacing-lg);
        font-size: 16px;
        background-color: var(--gray-50);
        border: 2px solid var(--gray-200);
        border-left: none;
        border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
        color: var(--gray-600);
    }

    /* 空状态 */
    .empty-state {
        padding: var(--spacing-2xl) var(--spacing-lg);
        text-align: center;
    }

    .empty-state-icon {
        font-size: 48px;
        color: var(--gray-300);
        margin-bottom: var(--spacing-lg);
    }

    .empty-state h5,
    .empty-state .empty-title {
        font-size: 18px;
        font-weight: 600;
        color: var(--gray-700);
        margin-bottom: var(--spacing);
    }

    .empty-state p,
    .empty-state .empty-description {
        font-size: 15px;
        color: var(--gray-500);
        margin-bottom: var(--spacing-lg);
        line-height: 1.5;
    }

    .empty-state .btn {
        margin: 0 var(--spacing-sm);
        min-width: 120px;
    }

    /* 加载状态 */
    .loading-container {
        padding: var(--spacing-2xl);
        text-align: center;
    }

    .loading-spinner {
        width: 40px;
        height: 40px;
        border: 3px solid var(--gray-200);
        border-top: 3px solid var(--primary-color);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin: 0 auto var(--spacing-lg) auto;
    }

    /* 骨架屏 */
    .skeleton {
        border-radius: var(--border-radius);
        animation: skeleton-loading 1.5s infinite;
    }

    .skeleton-text {
        height: 16px;
        margin-bottom: var(--spacing-sm);
    }

    .skeleton-title {
        height: 20px;
        width: 60%;
        margin-bottom: var(--spacing);
    }

    .skeleton-avatar {
        width: 40px;
        height: 40px;
        border-radius: var(--border-radius-full);
    }

    /* 进度条 */
    .progress {
        height: 6px;
        background: var(--gray-200);
        border-radius: var(--border-radius-full);
        overflow: hidden;
        margin-bottom: var(--spacing);
    }

    .progress-bar {
        height: 100%;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
        border-radius: var(--border-radius-full);
        transition: width 0.3s ease;
    }

    /* 状态指示器 */
    .status-indicator {
        display: inline-flex;
        align-items: center;
        gap: var(--spacing-xs);
        font-size: 13px;
        font-weight: 500;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--border-radius-lg);
    }

    /* 工具提示 */
    .tooltip {
        position: relative;
        display: inline-block;
    }

    .tooltip .tooltiptext {
        visibility: hidden;
        background: var(--gray-900);
        color: var(--white);
        text-align: center;
        border-radius: var(--border-radius);
        padding: var(--spacing-xs) var(--spacing);
        position: absolute;
        z-index: 1000;
        bottom: 125%;
        left: 50%;
        transform: translateX(-50%);
        opacity: 0;
        transition: var(--transition);
        font-size: 12px;
        white-space: nowrap;
        max-width: 200px;
        word-wrap: break-word;
    }

    .tooltip:hover .tooltiptext {
        visibility: visible;
        opacity: 1;
    }

    /* 警告消息 */
    .alert {
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
        border: 1px solid transparent;
        position: relative;
        overflow: hidden;
    }

    .alert::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        width: 4px;
        height: 100%;
        background: currentColor;
    }

    .alert-dismissible .btn-close {
        padding: var(--spacing-xs);
        margin: 0;
        background: none;
        border: none;
        font-size: 16px;
        color: currentColor;
        opacity: 0.7;
        position: absolute;
        top: var(--spacing);
        right: var(--spacing);
        width: 24px;
        height: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius);
        -webkit-tap-highlight-color: transparent;
    }

    .alert-dismissible .btn-close:hover {
        opacity: 1;
        background: rgba(255, 255, 255, 0.2);
    }

    /* 通知消息 */
    .message-notification {
        position: fixed;
        top: var(--spacing-lg);
        right: var(--spacing-lg);
        left: var(--spacing-lg);
        z-index: 9999;
        max-width: none;
        animation: slideInDown 0.3s ease-out;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-xl);
    }

    @keyframes slideInDown {
        from {
            transform: translateY(-100%);
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }

    /* 滚动优化 */
    * {
        -webkit-overflow-scrolling: touch;
    }

    /* 防止iOS Safari的bounce效果 */
    body {
        position: fixed;
        width: 100%;
        height: 100%;
        overflow: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* 改善触摸目标 */
    button,
    .btn,
    a,
    input,
    select,
    textarea,
    [role="button"] {
        min-height: 44px;
        min-width: 44px;
    }

    /* 改善输入体验 */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    input[type="tel"],
    input[type="url"],
    textarea,
    select {
        font-size: 16px !important;
        -webkit-appearance: none;
        appearance: none;
    }

    /* 防止文本选择问题 */
    .no-select {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    /* 改善图片显示 */
    img {
        max-width: 100%;
        height: auto;
    }

    /* 改善表格滚动 */
    .table-responsive {
        -webkit-overflow-scrolling: touch;
        overflow-x: auto;
    }
}

/* 超小屏幕设备 (576px以下) */
@media (max-width: 576px) {
    /* 全局字体和间距调整 */
    body {
        font-size: 13px;
        line-height: 1.4;
    }

    /* 仪表板容器 */
    .dashboard-container {
        padding: 0;
    }

    /* 统计卡片 */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: 0 var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }

    .stat-card {
        padding: var(--spacing);
        flex-direction: row;
        text-align: left;
        min-height: 80px;
        align-items: center;
    }

    .stat-card:active {
        transform: scale(0.96);
    }

    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
        flex-shrink: 0;
    }

    .stat-content {
        flex: 1;
        text-align: left;
        margin-left: var(--spacing);
    }

    .stat-content h3 {
        font-size: 20px;
        margin-bottom: 2px;
        line-height: 1.2;
    }

    .stat-content p {
        font-size: 12px;
        margin: 0;
        line-height: 1.3;
    }

    /* 顶部标题栏 */
    .top-header {
        padding: var(--spacing-sm) var(--spacing);
        min-height: 56px;
    }

    .page-title {
        font-size: 18px;
        line-height: 1.3;
        margin-bottom: var(--spacing-xs);
    }

    .header-right {
        margin-top: var(--spacing-xs);
    }

    .header-user {
        gap: var(--spacing-xs);
    }

    .user-avatar {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }

    .user-name {
        font-size: 13px;
    }

    .notification-btn {
        width: 40px;
        height: 40px;
    }

    .sidebar-toggle {
        width: 40px;
        height: 40px;
        padding: var(--spacing-xs);
    }

    /* 内容区域 */
    .content-wrapper {
        padding: var(--spacing) var(--spacing-sm);
    }

    /* 卡片 */
    .card {
        margin-bottom: var(--spacing);
        border-radius: var(--border-radius);
    }

    .card-header {
        padding: var(--spacing);
        font-size: 15px;
    }

    .card-body {
        padding: var(--spacing);
    }

    /* 标签页 */
    .tabs-header {
        border-radius: var(--border-radius) var(--border-radius) 0 0;
    }

    .tab-btn {
        padding: var(--spacing-sm) var(--spacing);
        font-size: 14px;
    }

    /* 表格 */
    .data-table-container {
        margin-bottom: var(--spacing);
        border-radius: var(--border-radius);
    }

    .data-table {
        font-size: 12px;
    }

    .data-table thead th,
    .data-table td {
        padding: var(--spacing-sm) var(--spacing-xs);
    }

    .action-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 11px;
        min-height: 28px;
    }

    /* 表单 */
    .form-control,
    .form-select {
        padding: var(--spacing-sm) var(--spacing);
        font-size: 16px;
        min-height: 40px;
        border-radius: var(--border-radius);
    }

    .form-label {
        font-size: 14px;
        margin-bottom: var(--spacing-xs);
    }

    .form-group {
        margin-bottom: var(--spacing);
    }

    /* 复选框 */
    .form-check {
        margin-bottom: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .form-check-input {
        width: 18px;
        height: 18px;
        margin-top: 1px;
    }

    .form-check-label {
        font-size: 14px;
        line-height: 1.4;
    }

    /* 按钮 */
    .btn {
        padding: var(--spacing-sm) var(--spacing);
        font-size: 14px;
        font-weight: 500;
        min-height: 40px;
        border-radius: var(--border-radius);
    }

    .btn-sm {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 13px;
        min-height: 32px;
    }

    /* 模态框 */
    .modal-dialog {
        margin: var(--spacing-sm);
        max-width: calc(100vw - var(--spacing));
        width: calc(100vw - var(--spacing));
    }

    .modal-content {
        border-radius: var(--border-radius-lg);
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing);
    }

    .modal-title {
        font-size: 16px;
    }

    .modal-body {
        max-height: calc(100vh - 150px);
    }

    /* 空状态 */
    .empty-state {
        padding: var(--spacing-lg) var(--spacing);
    }

    .empty-state-icon {
        font-size: 40px;
        margin-bottom: var(--spacing);
    }

    .empty-state h5,
    .empty-state .empty-title {
        font-size: 16px;
        margin-bottom: var(--spacing-sm);
    }

    .empty-state p,
    .empty-state .empty-description {
        font-size: 14px;
        margin-bottom: var(--spacing);
    }

    .empty-state .btn {
        min-width: 100px;
        margin: 0 var(--spacing-xs);
    }

    /* 表单行布局 */
    .form-row {
        flex-direction: column;
        gap: var(--spacing);
    }

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

    /* 按钮组 */
    .action-bar-left,
    .action-bar-right {
        width: 100%;
        margin-bottom: var(--spacing);
    }

    .action-bar-right {
        justify-content: center;
    }

    /* 患者信息卡片 */
    .patient-info-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .patient-info-label {
        width: auto;
        min-width: auto;
        font-size: 13px;
    }

    /* 设置页面特定样式 */
    .nav-tabs {
        flex-direction: column;
        gap: 0;
    }

    .nav-tabs .nav-item {
        width: 100%;
    }

    .nav-tabs .nav-link {
        border-radius: 0;
        margin-bottom: -1px;
        padding: var(--spacing) var(--spacing-lg);
        font-size: 15px;
        text-align: center;
    }

    .tab-content {
        padding: var(--spacing);
    }

    .tab-pane {
        padding: var(--spacing) 0;
    }

    /* 影像设置特定样式 */
    .image-gallery {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: var(--spacing-sm);
    }

    .image-item {
        border-radius: var(--border-radius);
    }

    .image-item img,
    .image-item video {
        height: 100px;
    }

    .image-info {
        padding: var(--spacing-xs);
        font-size: 11px;
    }

    /* 工具提示在小屏幕上隐藏 */
    .tooltip .tooltiptext {
        display: none;
    }

    /* 优化滚动体验 */
    .sidebar {
        width: 260px;
    }

    .sidebar-menu {
        padding: var(--spacing-lg) 0;
    }

    .menu-link {
        padding: var(--spacing) var(--spacing-lg);
        font-size: 15px;
    }

    /* 通知徽章 */
    .notification-badge {
        width: 16px;
        height: 16px;
        font-size: 10px;
        top: 4px;
        right: 4px;
    }

    /* 状态指示器 */
    .status-indicator {
        font-size: 12px;
        padding: 2px var(--spacing-xs);
    }

    /* 进度指示器 */
    .loading-spinner {
        width: 32px;
        height: 32px;
        border-width: 2px;
    }

    /* 骨架屏 */
    .skeleton-title {
        height: 18px;
        width: 70%;
    }

    .skeleton-text {
        height: 14px;
    }

    .skeleton-avatar {
        width: 36px;
        height: 36px;
    }
}

/* 大屏幕设备 (1200px以上) */
@media (min-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }

    .content-wrapper {
        max-width: 1600px;
        margin: 0 auto;
        padding: var(--spacing-2xl) var(--spacing-2xl);
    }

    .stat-card {
        padding: var(--spacing-2xl);
    }

    .stat-icon {
        width: 72px;
        height: 72px;
        font-size: 32px;
    }

    .stat-content h3 {
        font-size: 36px;
    }
}

/* ==================== 移动端专用样式 ==================== */

/* 移动设备检测 */
@media (max-width: 768px) and (orientation: portrait) {
    /* 纵向手机样式 */
    .dashboard-container {
        position: relative;
        min-height: 100vh;
        /* 移除 flex 布局，使用普通布局确保滚动正常 */
        display: block !important;
        overflow-x: hidden; /* 防止水平滚动 */
        overflow-y: auto; /* 允许垂直滚动 */
        -webkit-overflow-scrolling: touch; /* 平滑滚动 */
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1100;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-overlay {
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .sidebar-overlay.show {
        opacity: 1;
        visibility: visible;
    }

    /* 移动端卡片优化 */
    .card {
        margin-bottom: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    }

    .card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    }

    /* 移动端按钮优化 */
    .btn {
        font-weight: 600;
        letter-spacing: 0.025em;
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .btn:active {
        transform: scale(0.96);
        box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    }

    /* 移动端表单优化 */
    .form-control,
    .form-select {
        border-radius: var(--border-radius-lg);
        border: 2px solid var(--gray-200);
        transition: all 0.2s ease;
        background: var(--white);
    }

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
        transform: translateY(-1px);
    }

    /* 移动端触摸反馈 */
    .menu-link,
    .tab-btn,
    .action-btn {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        transition: all 0.2s ease;
    }

    .menu-link:active,
    .tab-btn:active,
    .action-btn:active {
        background: rgba(37, 99, 235, 0.1);
        transform: scale(0.98);
    }

    /* 移动端滚动条优化 */
    ::-webkit-scrollbar {
        width: 4px;
        height: 4px;
    }

    ::-webkit-scrollbar-track {
        background: var(--gray-100);
    }

    ::-webkit-scrollbar-thumb {
        background: var(--gray-400);
        border-radius: 2px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: var(--gray-500);
    }

    /* 移动端模态框优化 */
    .modal-dialog {
        margin: var(--spacing-lg) var(--spacing);
        max-width: none;
        width: calc(100vw - 2 * var(--spacing));
    }

    .modal-content {
        border-radius: var(--border-radius-xl);
        border: none;
        box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    }

    /* 移动端通知优化 */
    .message-notification {
        margin: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
        box-shadow: 0 10px 40px rgba(0,0,0,0.2);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }

    /* 移动端加载动画 */
    .loading-spinner {
        border: 3px solid var(--gray-200);
        border-top: 3px solid var(--primary-color);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin: 0 auto;
    }

    /* 移动端图片优化 */
    img {
        max-width: 100%;
        height: auto;
        border-radius: var(--border-radius);
    }

    /* 移动端表格优化 */
    .data-table-container {
        border-radius: var(--border-radius-lg);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    }

    .data-table {
        min-width: 600px;
        font-size: 14px;
    }

    /* 移动端分页优化 */
    .pagination {
        justify-content: center;
        margin-top: var(--spacing-lg);
    }

    .pagination .page-link {
        padding: var(--spacing-sm) var(--spacing);
        font-size: 14px;
        border-radius: var(--border-radius);
        margin: 0 2px;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    /* 移动端搜索框优化 */
    .search-box {
        width: 100%;
        max-width: none;
    }

    .search-box input {
        border-radius: var(--border-radius-xl);
        padding: var(--spacing) var(--spacing) var(--spacing) 48px;
        font-size: 16px;
        border: 2px solid var(--gray-200);
        transition: all 0.2s ease;
    }

    .search-box input:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    }

    .search-box i {
        left: var(--spacing-lg);
        color: var(--gray-400);
        font-size: 16px;
    }

    /* 移动端下拉菜单优化 */
    .dropdown-menu {
        border: none;
        border-radius: var(--border-radius-lg);
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        margin-top: var(--spacing-xs);
    }

    .dropdown-item {
        padding: var(--spacing) var(--spacing-lg);
        font-size: 15px;
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    .dropdown-item:hover {
        background: var(--primary-color);
        color: var(--white);
    }

    .dropdown-item:active {
        background: var(--primary-dark);
    }

    /* 移动端工具提示隐藏 */
    .tooltip {
        display: none !important;
    }

    /* 移动端进度条优化 */
    .progress {
        height: 8px;
        background: var(--gray-200);
        border-radius: var(--border-radius-full);
        overflow: hidden;
    }

    .progress-bar {
        height: 100%;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
        border-radius: var(--border-radius-full);
        transition: width 0.3s ease;
        position: relative;
        overflow: hidden;
    }

    .progress-bar::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        bottom: 0;
        right: 0;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
        animation: progress-shine 2s infinite;
    }
}

/* 横向手机样式 */
@media (max-width: 768px) and (orientation: landscape) {
    .dashboard-container {
        min-height: 100vh;
        /* 移除 flex 布局，使用普通布局确保滚动正常 */
        display: block !important;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar {
        width: 200px;
    }

    .main-content {
        margin-left: 0;
        min-height: 100vh;
        /* 在横向手机上也移除overflow限制 */
        overflow-y: visible;
        -webkit-overflow-scrolling: auto;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }

    .content-wrapper {
        padding: var(--spacing) var(--spacing-sm);
        min-height: calc(100vh - 50px);
        overflow-y: visible;
    }

    .page-title {
        font-size: 16px;
    }

    .top-header {
        min-height: 50px;
        padding: var(--spacing-xs) var(--spacing);
    }
}

/* ==================== 触摸设备通用优化 ==================== */

@media (hover: none) and (pointer: coarse) {
    /* 触摸设备样式 */
    .btn,
    .menu-link,
    .tab-btn,
    .action-btn,
    .form-check-label,
    .dropdown-item {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        transition: all 0.1s ease;
    }

    .btn:active,
    .menu-link:active,
    .tab-btn:active,
    .action-btn:active,
    .form-check-label:active,
    .dropdown-item:active {
        transform: scale(0.96);
    }

    /* 移除悬停效果 */
    .btn:hover,
    .menu-link:hover,
    .tab-btn:hover,
    .action-btn:hover,
    .form-check-label:hover,
    .dropdown-item:hover {
        transform: none;
        background: transparent;
        color: inherit;
    }

    /* 触摸设备滚动优化 */
    * {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    /* 防止iOS Safari的拉动刷新 */
    body {
        overscroll-behavior-y: none;
    }

    /* 改善触摸目标大小 */
    input[type="checkbox"],
    input[type="radio"] {
        width: 20px;
        height: 20px;
        margin: 0;
    }

    /* 改善选择器样式 */
    select {
        -webkit-appearance: none;
        appearance: none;
        background: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e") no-repeat right var(--spacing) center;
        background-size: 16px;
        background-color: var(--white);
        padding-right: 40px;
    }
}

/* ==================== iOS Safari 特定修复 ==================== */

@supports (-webkit-touch-callout: none) {
    /* iOS Safari 样式 */
    .form-control,
    .form-select,
    input,
    textarea,
    select {
        font-size: 16px !important;
        -webkit-appearance: none;
        appearance: none;
        border-radius: var(--border-radius-lg);
    }

    /* 防止iOS Safari的缩放 */
    .form-control:focus,
    .form-select:focus,
    input:focus,
    textarea:focus,
    select:focus {
        font-size: 16px !important;
    }

    /* iOS Safari 滚动修复 */
    .sidebar,
    .modal-body,
    .data-table-container {
        -webkit-overflow-scrolling: touch;
        overflow-scrolling: touch;
    }

    /* iOS Safari 按钮修复 */
    .btn {
        -webkit-appearance: none;
        appearance: none;
        border: none;
        outline: none;
    }

    /* iOS Safari 模态框修复 */
    .modal {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        -webkit-backdrop-filter: blur(2px);
        backdrop-filter: blur(2px);
    }
}

/* ==================== Android Chrome 特定修复 ==================== */

@supports (-webkit-appearance: none) and (not (-webkit-touch-callout: none)) {
    /* Android Chrome 样式 */
    .form-control,
    .form-select {
        font-size: 16px;
        -webkit-appearance: none;
        appearance: none;
    }

    /* Android Chrome 滚动修复 */
    * {
        -webkit-overflow-scrolling: touch;
    }

    /* Android Chrome 按钮修复 */
    .btn {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        transition: all 0.1s ease;
    }

    .btn:active {
        transform: scale(0.95);
    }
}

/* ==================== 高分辨率移动设备 ==================== */

@media (max-width: 768px) and (-webkit-min-device-pixel-ratio: 2),
       (max-width: 768px) and (min-resolution: 192dpi) {
    /* 高分辨率移动设备样式 */
    .sidebar {
        box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    }

    .card {
        box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    }

    .btn {
        box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    }

    .form-control,
    .form-select {
        box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    }
}

/* ==================== 深色模式移动设备支持 ==================== */

@media (max-width: 768px) and (prefers-color-scheme: dark) {
    /* 移动设备深色模式 */
    :root {
        --gray-50: #1a1a1a;
        --gray-100: #2a2a2a;
        --gray-200: #3a3a3a;
        --gray-300: #4a4a4a;
        --gray-400: #6a6a6a;
        --gray-500: #8a8a8a;
        --gray-600: #aaaaaa;
        --gray-700: #cccccc;
        --gray-800: #e0e0e0;
        --gray-900: #f0f0f0;
        --white: #1a1a1a;
        --light-color: #2a2a2a;
        --dark-color: #f0f0f0;
    }

    body {
        background: var(--gray-900);
        color: var(--gray-100);
    }

    .sidebar {
        background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    }

    .card {
        background: var(--gray-800);
        border-color: var(--gray-700);
        color: var(--gray-100);
    }

    .card-header {
        background: var(--gray-700);
        border-color: var(--gray-600);
    }

    .btn-primary {
        background: var(--primary-color);
        border-color: var(--primary-color);
    }

    .form-control,
    .form-select {
        background: var(--gray-800);
        border-color: var(--gray-600);
        color: var(--gray-100);
    }

    .form-control:focus,
    .form-select:focus {
        background: var(--gray-700);
        border-color: var(--primary-color);
    }
}

/* ==================== 打印样式优化 ==================== */

@media print {
    .sidebar,
    .top-header,
    .sidebar-toggle,
    .btn,
    .modal,
    .notification-btn {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .content-wrapper {
        padding: 0 !important;
    }

    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .data-table {
        border-collapse: collapse;
        page-break-inside: auto;
    }

    .data-table th,
    .data-table td {
        border: 1px solid #000;
        padding: 8px;
        page-break-inside: avoid;
    }

    .data-table thead {
        display: table-header-group;
    }

    .data-table tbody tr {
        page-break-inside: avoid;
        page-break-after: auto;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }

    .page-break {
        page-break-before: always;
    }

    .no-print {
        display: none !important;
    }
}

/* 深色模式支持 (预留) */
@media (prefers-color-scheme: dark) {
    /* 可以在这里添加深色模式样式 */
    /* 目前系统主要使用浅色模式 */
}

/* 打印样式优化 */
@media print {
    .sidebar,
    .top-header,
    .action-bar,
    .modal,
    .btn,
    .notification-btn {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    .content-wrapper {
        padding: 0 !important;
    }

    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
        break-inside: avoid;
    }

    .data-table {
        border-collapse: collapse;
    }

    .data-table th,
    .data-table td {
        border: 1px solid #000;
        padding: 8px;
    }
}

/* ==================== 增强的移动端优化 ==================== */

/* 小屏幕手机 (最大576px) */
@media (max-width: 576px) {
    :root {
        --sidebar-width: 100vw;
        --header-height: 60px;
        --spacing: 12px;
        --spacing-lg: 16px;
        --spacing-xl: 20px;
    }

    body {
        font-size: 13px;
        line-height: 1.4;
    }

    .dashboard-container {
        overflow-x: hidden;
    }

    /* 侧边栏优化 */
    .sidebar {
        width: 100vw;
        max-width: 320px;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 2px 0 20px rgba(0,0,0,0.15);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-header {
        padding: 16px 20px;
        border-bottom: 1px solid rgba(255,255,255,0.15);
    }

    .sidebar-logo {
        font-size: 16px;
    }

    .sidebar-logo i {
        font-size: 20px;
    }

    .sidebar-menu {
        padding: 8px 0;
    }

    .menu-item {
        margin: 0;
    }

    .menu-link {
        padding: 12px 20px;
        font-size: 14px;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .menu-link i {
        font-size: 16px;
        min-width: 20px;
    }

    .menu-link span {
        flex: 1;
    }

    /* 主内容区优化 */
    .main-content {
        margin-left: 0;
        width: 100%;
        min-height: 100vh;
        /* 在移动端，让内容自然流动，不要设置overflow */
        overflow-y: visible;
        -webkit-overflow-scrolling: auto;
    }

    .content-wrapper {
        padding: 16px;
        /* 确保内容区域可以扩展并允许滚动 */
        min-height: calc(100vh - 60px);
        overflow-y: visible;
    }


    /* 头部优化 */
    .top-header {
        padding: 12px 16px;
        min-height: 60px;
        border-bottom: 1px solid var(--gray-200);
        background: var(--white);
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    }

    .page-title {
        font-size: 18px;
        font-weight: 600;
        margin: 0;
    }

    .header-right {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    /* 统计卡片网格优化 */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .stat-card {
        padding: 16px;
        border-radius: var(--border-radius-lg);
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }

    .stat-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    }

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

    .stat-value {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 4px;
    }

    .stat-label {
        font-size: 12px;
        color: var(--gray-600);
        font-weight: 500;
    }

    /* 按钮优化 */
    .btn {
        padding: 10px 16px;
        font-size: 14px;
        font-weight: 600;
        border-radius: var(--border-radius-lg);
        min-height: 44px; /* iOS推荐触摸目标最小尺寸 */
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    .btn:active {
        transform: scale(0.98);
        box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    }

    .btn-sm {
        padding: 8px 12px;
        font-size: 13px;
        min-height: 36px;
    }

    .btn-lg {
        padding: 12px 20px;
        font-size: 15px;
        min-height: 48px;
    }

    /* 表单控件优化 */
    .form-control,
    .form-select {
        padding: 12px 16px;
        font-size: 16px; /* 防止iOS Safari缩放 */
        border-radius: var(--border-radius-lg);
        border: 2px solid var(--gray-200);
        background: var(--white);
        min-height: 44px;
        transition: all 0.2s ease;
        -webkit-appearance: none;
        appearance: none;
    }

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
        transform: translateY(-1px);
    }

    .form-label {
        font-size: 14px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--gray-700);
    }

    /* 模态框优化 */
    .modal-dialog {
        margin: 20px;
        max-width: none;
        width: calc(100vw - 40px);
    }

    .modal-content {
        border-radius: var(--border-radius-xl);
        border: none;
        box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        max-height: calc(100vh - 40px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-header {
        padding: 20px;
        border-bottom: 1px solid var(--gray-200);
    }

    .modal-body {
        padding: 20px;
        max-height: calc(100vh - 200px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-footer {
        padding: 20px;
        border-top: 1px solid var(--gray-200);
        gap: 12px;
    }

    /* 表格优化 */
    .data-table-container {
        border-radius: var(--border-radius-lg);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
        margin: 0 -16px;
        width: calc(100% + 32px);
    }

    .data-table {
        min-width: 600px;
        font-size: 13px;
        border-collapse: collapse;
    }

    .data-table th,
    .data-table td {
        padding: 12px 16px;
        border-bottom: 1px solid var(--gray-200);
        text-align: left;
    }

    .data-table th {
        background: var(--gray-50);
        font-weight: 600;
        color: var(--gray-700);
        position: sticky;
        top: 0;
        z-index: 10;
    }

    /* 分页优化 */
    .pagination {
        justify-content: center;
        margin-top: 20px;
        gap: 4px;
    }

    .pagination .page-link {
        padding: 8px 12px;
        font-size: 14px;
        border-radius: var(--border-radius);
        min-width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    /* 搜索框优化 */
    .search-box {
        width: 100%;
        margin-bottom: 16px;
    }

    .search-box input {
        width: 100%;
        padding: 12px 48px 12px 44px;
        font-size: 16px; /* 防止iOS Safari缩放 */
        border-radius: var(--border-radius-xl);
        border: 2px solid var(--gray-200);
        transition: all 0.2s ease;
        min-height: 44px;
    }

    .search-box input:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    }

    .search-box i {
        left: 16px;
        font-size: 16px;
        color: var(--gray-400);
    }

    /* 卡片布局优化 */
    .card {
        margin-bottom: 16px;
        border-radius: var(--border-radius-lg);
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
        border: none;
    }

    .card-header {
        padding: 16px 20px;
        background: var(--gray-50);
        border-bottom: 1px solid var(--gray-200);
        border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    }

    .card-body {
        padding: 20px;
    }

    .card-footer {
        padding: 16px 20px;
        background: var(--gray-50);
        border-top: 1px solid var(--gray-200);
        border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    }

    /* 标签页优化 */
    .tabs-header {
        flex-wrap: wrap;
        gap: 4px;
    }

    .tab-btn {
        flex: 1;
        min-width: 80px;
        padding: 12px 8px;
        font-size: 13px;
        border-radius: var(--border-radius-lg);
        margin-bottom: 0;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    .tabs-content {
        padding: 16px;
    }

    .tab-panel {
        padding: 16px 0;
    }

    /* 下拉菜单优化 */
    .dropdown-menu {
        border: none;
        border-radius: var(--border-radius-lg);
        box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        margin-top: 4px;
        max-height: 200px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .dropdown-item {
        padding: 12px 16px;
        font-size: 14px;
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    /* 通知优化 */
    .alert {
        padding: 12px 16px;
        border-radius: var(--border-radius-lg);
        font-size: 14px;
        margin-bottom: 16px;
    }

    /* 加载动画优化 */
    .loading-overlay {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }

    .loading-spinner {
        width: 40px;
        height: 40px;
        border: 3px solid var(--gray-200);
        border-top: 3px solid var(--primary-color);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        margin: 0 auto 16px;
    }

    /* 图片优化 */
    img {
        max-width: 100%;
        height: auto;
        border-radius: var(--border-radius);
    }

    /* 进度条优化 */
    .progress {
        height: 8px;
        background: var(--gray-200);
        border-radius: var(--border-radius-full);
        overflow: hidden;
        margin: 8px 0;
    }

    .progress-bar {
        height: 100%;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
        border-radius: var(--border-radius-full);
        transition: width 0.3s ease;
    }

    /* 遮罩层优化 */
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1099;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        -webkit-backdrop-filter: blur(2px);
        backdrop-filter: blur(2px);
    }

    .sidebar-overlay.show {
        opacity: 1;
        visibility: visible;
    }

    /* 骨架屏优化 */
    .skeleton {
        background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
        background-size: 200% 100%;
        animation: skeleton-loading 1.5s infinite;
        border-radius: var(--border-radius);
    }

    .skeleton-title {
        height: 20px;
        margin-bottom: 12px;
        width: 60%;
    }

    .skeleton-text {
        height: 14px;
        margin-bottom: 8px;
        width: 100%;
    }

    /* 触摸设备通用优化 */
    * {
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    /* 允许文本选择 */
    input, textarea, [contenteditable] {
        -webkit-user-select: text;
        -khtml-user-select: text;
        -moz-user-select: text;
        -ms-user-select: text;
        user-select: text;
    }

    /* 改善滚动体验 */
    .sidebar,
    .modal-body,
    .data-table-container,
    .dropdown-menu {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    /* 防止文本溢出 */
    .menu-link span,
    .tab-btn span,
    .btn span {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

/* 中等屏幕平板 (577px - 768px) */
@media (min-width: 577px) and (max-width: 768px) {
    :root {
        --sidebar-width: 260px;
        --header-height: 65px;
    }

    .sidebar {
        width: var(--sidebar-width);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .actions-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .content-wrapper {
        padding: 20px;
    }

    .page-title {
        font-size: 20px;
    }

    .btn {
        min-height: 42px;
        font-size: 14px;
    }

    .form-control,
    .form-select {
        min-height: 42px;
        font-size: 15px;
    }
}

/* 大屏幕平板 (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    :root {
        --sidebar-width: 280px;
    }

    .dashboard-container {
        min-height: 100vh;
        /* 在平板上保持 flex 布局，因为侧边栏是固定的 */
        display: flex;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar {
        position: fixed;
        transform: none;
        z-index: 1000;
    }

    .sidebar.collapsed {
        width: var(--sidebar-collapsed-width);
    }

    .main-content {
        margin-left: var(--sidebar-width);
        transition: margin-left 0.3s ease;
        min-height: 100vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .main-content.expanded {
        margin-left: var(--sidebar-collapsed-width);
    }

    .content-wrapper {
        padding: 24px;
        min-height: calc(100vh - 70px);
        overflow-y: visible;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
}

/* iOS Safari 特有优化 */
@supports (-webkit-touch-callout: none) {
    .form-control,
    .form-select,
    input[type="text"],
    input[type="email"],
    input[type="password"],
    textarea {
        font-size: 16px !important;
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
    }

    .btn {
        -webkit-appearance: none;
        appearance: none;
    }

    /* 修复iOS Safari视口高度问题 */
    .main-content {
        min-height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    }

    .sidebar {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #60a5fa;
        --primary-light: #93c5fd;
        --primary-dark: #3b82f6;
        --dark-color: #1f2937;
        --light-color: #f8fafc;
        --white: #1f2937;
        --gray-50: #374151;
        --gray-100: #4b5563;
        --gray-200: #6b7280;
        --gray-300: #9ca3af;
        --gray-400: #d1d5db;
        --gray-500: #e5e7eb;
        --gray-600: #f3f4f6;
        --gray-700: #f9fafb;
        --gray-800: #ffffff;
        --gray-900: #ffffff;
    }

    body {
        background-color: var(--gray-900);
        color: var(--gray-100);
    }

    .sidebar {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    }

    .card,
    .modal-content,
    .dropdown-menu {
        background: var(--gray-800);
        color: var(--gray-100);
        border-color: var(--gray-700);
    }

    .form-control,
    .form-select {
        background: var(--gray-800);
        border-color: var(--gray-600);
        color: var(--gray-100);
    }

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary-color);
        background: var(--gray-700);
    }
}

/* 骨架屏动画 */
@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* 进度条闪光效果 */
@keyframes progress-shine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Android涟漪效果动画 */
@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Android涟漪效果样式 */
.android-ripple {
    pointer-events: none;
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    animation: ripple 0.6s linear;
    z-index: 1;
}

/* 慢速网络连接样式 */
.slow-connection * {
    animation-duration: 0.1s !important;
    transition-duration: 0.1s !important;
}

/* 设备方向类 */
.portrait .stats-grid {
    grid-template-columns: 1fr;
}

.landscape .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* 设备类型类 */
.mobile-view .stats-grid {
    grid-template-columns: 1fr;
}

.tablet-view .stats-grid {
    grid-template-columns: repeat(2, 1fr);
}

.desktop-view .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* 移动端菜单切换按钮 */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 9999;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-lg);
    width: 48px;
    height: 48px;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
}

.mobile-menu-toggle:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle .menu-icon {
    font-size: 18px;
    font-weight: bold;
    line-height: 1;
}

/* 移动端显示菜单按钮 */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* 确保菜单按钮在不同设备上都有合适的安全区域 */
    @supports (padding: max(0px)) {
        .mobile-menu-toggle {
            top: max(16px, env(safe-area-inset-top, 16px));
            left: max(16px, env(safe-area-inset-left, 16px));
        }
    }

    /* 当侧边栏打开时，菜单按钮变成关闭按钮 */
    .sidebar.show ~ .mobile-menu-toggle {
        background: var(--danger-color);
    }

    .sidebar.show ~ .mobile-menu-toggle:hover {
        background: #dc2626;
    }
}

/* 移动端仪表板菜单项特殊样式 */
@media (max-width: 768px) {
    .menu-item[data-section="dashboard"] .menu-link {
        position: relative;
        cursor: pointer;
    }

    /* 移动端仪表板菜单项的触摸反馈 */
    .menu-item[data-section="dashboard"] .menu-link {
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        transition: background-color 0.2s ease;
    }

    .menu-item[data-section="dashboard"] .menu-link:active {
        background: rgba(37, 99, 235, 0.1);
    }
}

/* ==================== 视图元素移动端优化 ==================== */

/* 表格移动端优化 */
@media (max-width: 768px) {
    .data-table-container {
        border-radius: var(--border-radius-lg);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
        margin: 0 -16px;
        width: calc(100% + 32px);
        position: relative;
    }

    .data-table {
        min-width: 800px; /* 确保表格内容不被压缩 */
        font-size: 13px;
        border-collapse: collapse;
        background: var(--white);
    }

    .data-table th,
    .data-table td {
        padding: 10px 12px;
        border-bottom: 1px solid var(--gray-200);
        text-align: left;
        white-space: nowrap;
        position: relative;
    }

    .data-table th {
        background: var(--gray-50);
        font-weight: 600;
        color: var(--gray-700);
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        position: sticky;
        top: 0;
        z-index: 10;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }

    .data-table th:first-child,
    .data-table td:first-child {
        position: sticky;
        left: 0;
        background: var(--gray-50);
        z-index: 15;
        box-shadow: 2px 0 4px rgba(0,0,0,0.1);
    }

    .data-table td:first-child {
        background: var(--white);
        font-weight: 600;
        min-width: 120px;
    }

    /* 操作按钮列优化 */
    .data-table td:last-child {
        min-width: 120px;
        text-align: center;
    }

    .data-table td:last-child .btn {
        padding: 6px 8px;
        font-size: 11px;
        min-height: 32px;
        margin: 0 2px;
    }

    /* 表格行悬停效果 */
    .data-table tbody tr {
        transition: background-color 0.2s ease;
    }

    .data-table tbody tr:hover {
        background: var(--gray-50);
    }

    /* 表格滚动提示 */
    .data-table-container::after {
        content: '← 左右滑动查看更多 →';
        position: absolute;
        bottom: -30px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 12px;
        color: var(--gray-500);
        background: rgba(255, 255, 255, 0.9);
        padding: 4px 12px;
        border-radius: var(--border-radius);
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        pointer-events: none;
        opacity: 0;
        animation: fadeInOut 3s infinite;
    }

    /* 卡片式表格视图 - 小屏幕备选方案 */
    .table-card-view .data-table {
        display: none;
    }

    .table-card-view .table-cards {
        display: block;
    }
}

/* 表格卡片视图 */
.table-cards {
    display: none;
    gap: 12px;
}

.table-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 16px;
    border: 1px solid var(--gray-200);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.table-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.table-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--gray-200);
}

.table-card-title {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 16px;
}

.table-card-actions {
    display: flex;
    gap: 8px;
}

.table-card-content {
    display: grid;
    gap: 8px;
    font-size: 14px;
}

.table-card-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-card-label {
    color: var(--gray-600);
    font-weight: 500;
    min-width: 80px;
}

.table-card-value {
    color: var(--gray-900);
    font-weight: 600;
    flex: 1;
    text-align: right;
}

/* 表单移动端优化 */
@media (max-width: 576px) {
    .modal-dialog {
        margin: 10px;
        max-width: none;
        width: calc(100vw - 20px);
        max-height: calc(100vh - 20px);
    }

    .modal-content {
        border-radius: var(--border-radius-xl);
        border: none;
        box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        max-height: calc(100vh - 20px);
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

    .modal-header {
        padding: 16px 20px;
        border-bottom: 1px solid var(--gray-200);
        flex-shrink: 0;
    }

    .modal-title {
        font-size: 18px;
        font-weight: 600;
    }

    .modal-body {
        padding: 20px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        flex: 1;
        max-height: calc(100vh - 200px);
    }

    .modal-footer {
        padding: 16px 20px;
        border-top: 1px solid var(--gray-200);
        flex-shrink: 0;
        gap: 12px;
        justify-content: flex-end;
    }

    /* 表单字段优化 */
    .form-group,
    .mb-3 {
        margin-bottom: 20px;
    }

    .form-label {
        font-size: 14px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--gray-700);
        display: block;
    }

    .form-control,
    .form-select {
        padding: 14px 16px;
        font-size: 16px; /* 防止iOS Safari缩放 */
        border-radius: var(--border-radius-lg);
        border: 2px solid var(--gray-200);
        background: var(--white);
        min-height: 48px; /* 增加触摸目标 */
        transition: all 0.2s ease;
        -webkit-appearance: none;
        appearance: none;
        width: 100%;
    }

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
        transform: translateY(-1px);
        outline: none;
    }

    .form-control:invalid,
    .form-select:invalid {
        border-color: var(--danger-color);
        box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.1);
    }

    /* 多行文本框优化 */
    textarea.form-control {
        resize: vertical;
        min-height: 80px;
        font-family: inherit;
    }

    /* 选择框优化 */
    .form-select {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
        background-position: right 12px center;
        background-repeat: no-repeat;
        background-size: 16px 16px;
        padding-right: 40px;
    }

    /* 复选框和单选框优化 */
    .form-check {
        display: flex;
        align-items: center;
        margin-bottom: 16px;
        min-height: 44px;
        padding: 12px 0;
    }

    .form-check-input {
        width: 20px;
        height: 20px;
        margin-right: 12px;
        border: 2px solid var(--gray-300);
        border-radius: 4px;
        transition: all 0.2s ease;
        -webkit-appearance: none;
        appearance: none;
        position: relative;
        flex-shrink: 0;
    }

    .form-check-input:checked {
        background: var(--primary-color);
        border-color: var(--primary-color);
    }

    .form-check-input:checked::after {
        content: '✓';
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        color: white;
        font-size: 12px;
        font-weight: bold;
    }

    .form-check-label {
        font-size: 15px;
        color: var(--gray-700);
        line-height: 1.4;
        margin-bottom: 0;
        padding-left: 8px;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    /* 表单按钮优化 */
    .modal-footer .btn {
        min-height: 44px;
        padding: 12px 20px;
        font-size: 15px;
        font-weight: 600;
        border-radius: var(--border-radius-lg);
        flex: 1;
        margin: 0 6px;
    }

    .modal-footer .btn:first-child {
        margin-left: 0;
    }

    .modal-footer .btn:last-child {
        margin-right: 0;
    }

    /* 输入组优化 */
    .input-group {
        display: flex;
        align-items: stretch;
    }

    .input-group-text {
        display: flex;
        align-items: center;
        padding: 12px 16px;
        background: var(--gray-100);
        border: 2px solid var(--gray-200);
        border-right: none;
        border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
        color: var(--gray-600);
        font-size: 14px;
    }

    .input-group .form-control {
        border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
        border-left: none;
        margin-left: 0;
    }

    .input-group .form-control:focus {
        border-left: 2px solid var(--primary-color);
        z-index: 3;
    }
}

/* 图片和媒体移动端优化 */
@media (max-width: 768px) {
    img {
        max-width: 100%;
        height: auto;
        border-radius: var(--border-radius);
        transition: transform 0.2s ease;
    }

    /* 图片画廊优化 */
    .image-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 12px;
        padding: 16px;
    }

    .gallery-item {
        position: relative;
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        background: var(--gray-100);
        min-height: 120px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: transform 0.2s ease, box-shadow 0.2s ease;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
    }

    .gallery-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    }

    .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 0;
    }

    .gallery-item-placeholder {
        color: var(--gray-400);
        font-size: 24px;
    }

    /* 图片查看器优化 */
    .image-viewer {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.95);
        z-index: 9999;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
    }

    .image-viewer img {
        max-width: 90vw;
        max-height: 90vh;
        object-fit: contain;
        border-radius: var(--border-radius-lg);
        box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    }

    .image-viewer-close {
        position: absolute;
        top: 20px;
        right: 20px;
        background: rgba(255, 255, 255, 0.2);
        color: white;
        border: none;
        border-radius: 50%;
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        -webkit-tap-highlight-color: rgba(37, 99, 235, 0.1);
        transition: background 0.2s ease;
    }

    .image-viewer-close:hover {
        background: rgba(255, 255, 255, 0.3);
    }
}

/* 搜索框移动端优化 */
@media (max-width: 576px) {
    .search-box {
        width: 100%;
        margin-bottom: 16px;
        position: relative;
    }

    .search-box input {
        width: 100%;
        padding: 14px 50px 14px 48px;
        font-size: 16px; /* 防止iOS Safari缩放 */
        border-radius: var(--border-radius-xl);
        border: 2px solid var(--gray-200);
        background: var(--white);
        min-height: 48px;
        transition: all 0.2s ease;
        -webkit-appearance: none;
        appearance: none;
    }

    .search-box input:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
        outline: none;
    }

    .search-box i {
        position: absolute;
        left: 16px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--gray-400);
        font-size: 16px;
        z-index: 2;
    }

    .search-box .btn {
        position: absolute;
        right: 4px;
        top: 4px;
        bottom: 4px;
        border: none;
        background: var(--primary-color);
        color: var(--white);
        border-radius: var(--border-radius-lg);
        padding: 0 16px;
        font-size: 14px;
        min-height: auto;
        height: auto;
    }

    .search-box .btn:hover {
        background: var(--primary-dark);
    }
}

/* 通知和消息移动端优化 */
@media (max-width: 576px) {
    .alert {
        padding: 14px 16px;
        border-radius: var(--border-radius-lg);
        font-size: 14px;
        margin-bottom: 16px;
        border: none;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }

    .alert .btn-close {
        padding: 12px;
        margin: -6px -6px -6px 12px;
    }

    .toast-container {
        position: fixed;
        top: 20px;
        right: 20px;
        left: 20px;
        z-index: 9999;
    }

    .toast {
        border-radius: var(--border-radius-lg);
        box-shadow: 0 10px 40px rgba(0,0,0,0.2);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border: none;
    }

    .toast-header {
        padding: 12px 16px;
        font-size: 14px;
    }

    .toast-body {
        padding: 12px 16px;
        font-size: 14px;
    }
}

/* 动画和过渡优化 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 深色模式表格和表单支持 */
@media (prefers-color-scheme: dark) {
    .data-table {
        background: var(--gray-800);
        color: var(--gray-100);
    }

    .data-table th {
        background: var(--gray-700);
        color: var(--gray-100);
        border-color: var(--gray-600);
    }

    .data-table td {
        border-color: var(--gray-600);
        color: var(--gray-100);
    }

    .data-table tbody tr:hover {
        background: var(--gray-700);
    }

    .table-card {
        background: var(--gray-800);
        border-color: var(--gray-600);
        color: var(--gray-100);
    }

    .form-control,
    .form-select {
        background: var(--gray-800);
        border-color: var(--gray-600);
        color: var(--gray-100);
    }

    .form-control:focus,
    .form-select:focus {
        background: var(--gray-700);
    }
}

/* 滚动提示动画 */
@keyframes fadeInOut {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

/* 加载状态优化 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

@media (prefers-color-scheme: dark) {
    .loading-overlay {
        background: rgba(31, 41, 55, 0.9);
    }
}