/**
 * 测试页面通用样式
 * 提供美观、现代化的UI组件样式
 */

/* ==================== 基础样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4e73df;
    --success-color: #1cc88a;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
    --info-color: #36b9cc;
    --dark-color: #5a5c69;
    --light-color: #f8f9fc;
    --white: #ffffff;
    --border-color: #e3e6f0;
    --text-color: #5a5c69;
    --text-muted: #858796;
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --radius: 0.375rem;
    --transition: all 0.15s ease-in-out;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
                 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
}

/* ==================== 布局容器 ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.page-header {
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}

.page-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 8px;
}

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

.content-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }

/* ==================== 卡片样式 ==================== */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
}

.card-body {
    padding: 0;
}

.card-footer {
    padding-top: 12px;
    margin-top: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ==================== 标题样式 ==================== */
h1, h2, h3, h4, h5, h6 {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 12px;
}

h1 { font-size: 28px; }
h2 { font-size: 24px; }
h3 { font-size: 20px; }
h4 { font-size: 18px; }
h5 { font-size: 16px; }
h6 { font-size: 14px; }

.section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.chart-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 16px;
    text-align: center;
}

/* ==================== 按钮样式 ==================== */
.btn {
    display: inline-block;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #3e5bb8;
}

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

.btn-success:hover {
    background-color: #16a673;
}

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

.btn-warning:hover {
    background-color: #dda20a;
}

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

.btn-danger:hover {
    background-color: #d63738;
}

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

.btn-info:hover {
    background-color: #2c9faf;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--light-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-group {
    display: flex;
    gap: 10px;
}

/* ==================== 表单样式 ==================== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 6px;
}

.form-control {
    display: block;
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-color);
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.25);
}

.form-control:disabled {
    background-color: var(--light-color);
    opacity: 0.6;
}

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

.form-text {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-muted);
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

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

/* ==================== 加载状态 ==================== */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

.loading-container p {
    color: var(--text-muted);
    font-size: 14px;
}

/* ==================== 错误和成功消息 ==================== */
.error-container, .success-container {
    display: flex;
    align-items: center;
    padding: 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.error-container {
    background-color: #fff5f5;
    border-left: 4px solid var(--danger-color);
}

.success-container {
    background-color: #f0fff4;
    border-left: 4px solid var(--success-color);
}

.error-icon, .success-icon {
    font-size: 24px;
    margin-right: 12px;
}

.error-message, .success-message {
    font-size: 14px;
}

/* ==================== 图表样式 ==================== */
.chart-container {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.bar-chart {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bar-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bar-label {
    flex: 0 0 120px;
    font-size: 12px;
    color: var(--dark-color);
    text-align: right;
}

.bar-track {
    flex: 1;
    height: 24px;
    background-color: var(--light-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: var(--radius);
    transition: width 0.6s ease-out;
    display: flex;
    align-items: center;
    padding-left: 8px;
    color: var(--white);
    font-size: 11px;
    font-weight: 500;
}

.bar-value {
    flex: 0 0 60px;
    font-size: 12px;
    font-weight: 600;
    color: var(--dark-color);
}

/* ==================== 饼图样式 ==================== */
.pie-chart-wrapper {
    display: flex;
    gap: 40px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.pie-chart {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    position: relative;
    background: conic-gradient(from 0deg, var(--primary-color) 0deg 90deg, var(--success-color) 90deg 180deg, var(--warning-color) 180deg 270deg, var(--info-color) 270deg 360deg);
    box-shadow: var(--shadow-sm);
}

.pie-chart::before {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--white);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.pie-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.legend-label {
    color: var(--dark-color);
}

/* ==================== 卡片列表样式 ==================== */
.card-list-container {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.card-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    transition: var(--transition);
}

.card-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.card-item .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-item .card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0;
}

.card-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    background-color: var(--light-color);
    color: var(--text-muted);
}

.badge-info { background-color: #e3f2fd; color: #1976d2; }
.badge-success { background-color: #e8f5e9; color: #388e3c; }
.badge-warning { background-color: #fff3e0; color: #f57c00; }
.badge-danger { background-color: #ffebee; color: #d32f2f; }

.card-content {
    font-size: 13px;
    color: var(--text-color);
    margin-bottom: 12px;
    line-height: 1.5;
}

.card-details {
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

/* ==================== 键值列表样式 ==================== */
.kv-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.kv-item {
    display: flex;
    font-size: 12px;
}

.kv-key {
    flex: 0 0 100px;
    color: var(--text-muted);
    font-weight: 500;
}

.kv-value {
    flex: 1;
    color: var(--text-color);
}

/* ==================== 表格样式 ==================== */
.table-container {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table th {
    background-color: var(--light-color);
    color: var(--dark-color);
    font-weight: 600;
    padding: 12px;
    text-align: left;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

.data-table tbody tr:hover {
    background-color: var(--light-color);
}

/* ==================== 统计卡片样式 ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
}

.stat-card.success { border-left-color: var(--success-color); }
.stat-card.warning { border-left-color: var(--warning-color); }
.stat-card.danger { border-left-color: var(--danger-color); }
.stat-card.info { border-left-color: var(--info-color); }

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--dark-color);
    line-height: 1;
}

.stat-change {
    font-size: 12px;
    margin-top: 8px;
}

.stat-change.positive { color: var(--success-color); }
.stat-change.negative { color: var(--danger-color); }

/* ==================== 提示消息 ==================== */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--dark-color);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 9999;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== 选项卡样式 ==================== */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.tab {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.tab-content {
    display: none;
}

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

/* ==================== 标签样式 ==================== */
.tag {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    margin-right: 4px;
    margin-bottom: 4px;
}

.tag-primary { background-color: #e3f2fd; color: #1976d2; }
.tag-success { background-color: #e8f5e9; color: #388e3c; }
.tag-warning { background-color: #fff3e0; color: #f57c00; }
.tag-danger { background-color: #ffebee; color: #d32f2f; }
.tag-info { background-color: #e0f7fa; color: #0097a7; }

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    .col-8 { grid-column: span 12; }
    .col-6 { grid-column: span 6; }
    .content-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

@media (max-width: 768px) {
    .col-6 { grid-column: span 12; }
    .col-4 { grid-column: span 12; }
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .card-list {
        grid-template-columns: 1fr;
    }
    
    .pie-chart-wrapper {
        flex-direction: column;
    }
}