/* Demo演示系统 - 共享样式
 * 凌悦数字科技蓝色主题
 */

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #0ea5e9;
    
    --bg-color: #f1f5f9;
    --bg-white: #ffffff;
    --bg-card: #ffffff;
    --sidebar-bg: #1e293b;
    --sidebar-hover: rgba(37, 99, 235, 0.15);
    
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-white: #ffffff;
    
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-primary: 0 4px 14px rgba(37, 99, 235, 0.3);
    
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --nav-height: 60px;
    --sidebar-width: 260px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* ========== 顶部导航栏 ========== */
.demo-top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    box-shadow: 0 2px 20px rgba(37, 99, 235, 0.08);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.demo-nav-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.demo-nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.demo-nav-logo img {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    object-fit: contain;
}

.demo-nav-logo span {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.5px;
}

.demo-nav-badge {
    background: var(--primary-gradient);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.demo-nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.demo-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.demo-nav-btn svg {
    width: 18px;
    height: 18px;
}

.demo-nav-btn.home {
    background: rgba(37, 99, 235, 0.08);
    color: var(--primary-color);
}

.demo-nav-btn.home:hover {
    background: rgba(37, 99, 235, 0.15);
    transform: translateY(-1px);
}

.demo-nav-btn.exit {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-primary);
}

.demo-nav-btn.exit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

/* ========== 页面布局 ========== */
.demo-page {
    display: flex;
    min-height: 100vh;
    padding-top: var(--nav-height);
}

/* ========== 侧边栏 ========== */
.demo-sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    position: fixed;
    left: 0;
    top: var(--nav-height);
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 16px;
}

.user-info h4 {
    color: white;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.user-info p {
    color: rgba(255,255,255,0.6);
    font-size: 12px;
}

.sidebar-menu {
    padding: 16px 0;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border-left: 3px solid transparent;
}

.menu-item:hover,
.menu-item.active {
    background: var(--sidebar-hover);
    color: white;
    border-left-color: var(--primary-color);
}

.menu-item svg {
    width: 20px;
    height: 20px;
    opacity: 0.8;
}

.menu-item span {
    font-size: 14px;
    font-weight: 500;
}

/* ========== 主内容区 ========== */
.demo-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 24px;
    min-height: calc(100vh - var(--nav-height));
}

/* ========== 页面标题 ========== */
.page-header {
    margin-bottom: 24px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ========== 统计卡片网格 ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon.blue {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.stat-icon.green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.stat-icon.orange {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.stat-icon.red {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.stat-icon.purple {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-trend {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.stat-trend.up {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.stat-trend.down {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ========== 内容卡片 ========== */
.content-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.content-grid.single {
    grid-template-columns: 1fr;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-actions {
    display: flex;
    gap: 12px;
}

.card-action {
    font-size: 13px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.card-body {
    padding: 20px 24px;
}

/* ========== 按钮样式 ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: var(--bg-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-light);
}

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn svg {
    width: 16px;
    height: 16px;
}

/* ========== 表格样式 ========== */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--bg-color);
}

.data-table td {
    font-size: 14px;
    color: var(--text-primary);
}

.data-table tr:hover td {
    background: rgba(37, 99, 235, 0.02);
}

/* ========== 状态标签 ========== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-badge.running {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.status-badge.running::before {
    background: var(--primary-color);
    animation: pulse 2s infinite;
}

.status-badge.completed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.status-badge.completed::before {
    background: var(--success-color);
}

.status-badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.status-badge.pending::before {
    background: var(--warning-color);
}

.status-badge.failed {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.status-badge.failed::before {
    background: var(--danger-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ========== 进度条 ========== */
.progress-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 3px;
    transition: width 0.3s;
}

/* ========== 表单样式 ========== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-primary);
    background: white;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* ========== 搜索框 ========== */
.search-box {
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
}

.search-box svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

/* ========== 标签页 ========== */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

.tab:hover {
    color: var(--primary-color);
}

.tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* ========== 分页 ========== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.page-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: white;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s;
}

.page-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .content-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .demo-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    .demo-sidebar.open {
        transform: translateX(0);
    }
    .demo-main {
        margin-left: 0;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .demo-nav-btn span {
        display: none;
    }
    .demo-nav-badge {
        display: none;
    }
}