/* 回测页面样式 */

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

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

.section h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #333;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

/* 回测工具栏（TradingView 风格） */
.backtest-toolbar {
    display: flex;
    align-items: center;
    gap: 0;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    flex-wrap: nowrap;
}

.backtest-toolbar * {
    box-sizing: border-box;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toolbar-divider {
    width: 1px;
    height: 24px;
    background: #e0e0e0;
    margin: 0 4px;
}

.toolbar-input {
    padding: 6px 8px;
    border: 1px solid #d0d0d0;
    border-radius: 4px;
    font-size: 12px;
    background: #fafafa;
}

.toolbar-input:focus {
    outline: none;
    border-color: #409eff;
    background: #fff;
}

#stock-code { width: 85px; }
#main-level { width: 70px; }
#start-date, #end-date { width: 95px; }
#capital { width: 75px; }
#strategy-preset { width: 90px; }

.toolbar-dates {
    display: flex;
    align-items: center;
    gap: 4px;
}

.toolbar-dates .date-sep {
    color: #999;
    font-size: 12px;
    padding: 0 2px;
}

.currency {
    color: #666;
    font-size: 11px;
    margin-left: 2px;
}

.toolbar-actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.toolbar-group {
    flex-shrink: 0;
}

/* 按钮样式 */
.btn-ghost {
    padding: 6px 12px;
    border: 1px solid #d0d0d0;
    border-radius: 4px;
    background: #fff;
    color: #555;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-ghost:hover {
    border-color: #409eff;
    color: #409eff;
    background: #f0f7ff;
}

.btn-run {
    padding: 6px 16px;
    border: none;
    border-radius: 4px;
    background: linear-gradient(135deg, #409eff 0%, #2d8cf0 100%);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    height: 30px;
}

.btn-run:hover {
    box-shadow: 0 4px 8px rgba(64, 158, 255, 0.4);
}

/* 高级配置栏 */
.advanced-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: #f8f9fa;
    border-radius: 6px;
    margin-bottom: 16px;
    border: 1px solid #e8e8e8;
    flex-wrap: nowrap;
}

.advanced-bar .btn-run {
    flex-shrink: 0;
}

.advanced-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 12px;
    color: #555;
    cursor: pointer;
    transition: all 0.2s;
}

.advanced-toggle:hover {
    border-color: #409eff;
    color: #409eff;
}

.toggle-icon {
    font-size: 10px;
    transition: transform 0.2s;
}

.advanced-hint {
    font-size: 12px;
    color: #888;
}

.field-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex-shrink: 0;
}

.field-item label {
    font-size: 10px;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
}

.field-item input,
.field-item select {
    padding: 6px 8px;
    border: 1px solid #d0d0d0;
    border-radius: 4px;
    font-size: 12px;
    background: #fff;
}

.field-item input:focus,
.field-item select:focus {
    outline: none;
    border-color: #409eff;
    box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.1);
}

/* 字段宽度控制 */
.field-item input[type="text"] {
    width: 90px;
}

.field-item input[type="number"] {
    width: 70px;
}

.field-item input[type="date"] {
    width: 95px;
}

.field-item select {
    width: 90px;
}

.date-range {
    display: flex;
    align-items: center;
    gap: 4px;
}

.date-range input {
    width: 100px !important;
}

.date-range .sep {
    color: #999;
    font-size: 11px;
}

.input-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.input-group .unit {
    color: #666;
    font-size: 12px;
}

.field-actions {
    flex-grow: 1;
}

.field-actions .action-group {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    justify-content: flex-end;
}

.field-actions select {
    width: 90px !important;
}

.field-actions .btn-primary {
    padding: 6px 14px;
    height: 31px;
    margin-left: auto;
}

/* 高级配置条 */
.advanced-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: 6px;
    margin-bottom: 16px;
}

.advanced-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: #555;
    cursor: pointer;
    transition: all 0.2s;
}

.advanced-toggle:hover {
    background: #fff;
    border-color: #409eff;
    color: #409eff;
}

.toggle-icon {
    font-size: 10px;
    transition: transform 0.2s;
}

.advanced-toggle[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

.advanced-bar .hint {
    font-size: 12px;
    color: #888;
}

/* 折叠按钮 */
.advanced-toggle {
    display: inline-block;
    padding: 5px 10px;
    background: #f0f0f0;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    color: #555;
    margin-bottom: 10px;
}

.advanced-toggle:hover {
    background: #e0e0e0;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group input[type="checkbox"] {
    margin-right: 5px;
}

.form-group .hint {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #888;
}

/* 按钮样式 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
}

.btn-primary {
    background: #007bff;
    color: white;
    width: 100%;
    margin-top: 20px;
}

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

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
    margin-left: 10px;
}

/* 多级别仓位配置容器（可折叠） */
.level-config-container {
    margin-top: 10px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
}

.config-hint {
    font-size: 12px;
    color: #888;
    margin-bottom: 15px;
}

.advanced-toggle {
    display: inline-block;
    padding: 5px 10px;
    background: #f0f0f0;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    color: #555;
    margin-bottom: 10px;
}

.advanced-toggle:hover {
    background: #e0e0e0;
}

/* 多级别仓位配置卡片 */
.level-config-card {
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 15px;
    background: #fff;
}

/* 多级别网格布局（3 列） */
.level-config-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.level-config-card {
    margin-bottom: 0;
}

.level-config-card h4 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #333;
    font-size: 16px;
}

.buy-sell-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.buy-side, .sell-side {
    background: #fff;
    padding: 10px;
    border-radius: 4px;
}

.buy-side h5, .sell-side h5 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 14px;
}

.config-row {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-size: 13px;
}

.config-row label {
    flex: 1;
    margin: 0;
    font-weight: normal;
}

.config-row input[type="number"] {
    width: 60px;
    padding: 4px 8px;
    margin-left: 5px;
}

/* 指标卡片网格 */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.metric-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}

.metric-label {
    font-size: 12px;
    opacity: 0.9;
    margin-bottom: 5px;
}

.metric-value {
    font-size: 24px;
    font-weight: bold;
}

/* 数据表格 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.data-table thead {
    background: #f5f5f5;
}

.data-table th,
.data-table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
    font-size: 13px;
}

.data-table th {
    font-weight: bold;
    color: #555;
}

.data-table tbody tr:hover {
    background: #f9f9f9;
}

/* 状态标签 */
.status-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: bold;
}

.status-pending {
    background: #ffc107;
    color: #000;
}

.status-running {
    background: #17a2b8;
    color: #fff;
}

.status-completed {
    background: #28a745;
    color: #fff;
}

.status-failed {
    background: #dc3545;
    color: #fff;
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: 40px;
    color: #888;
}

.loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 10px;
}

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

/* 响应式 */
@media (max-width: 768px) {
    .config-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .field-item input,
    .field-item select {
        width: 100% !important;
    }
    
    .field-actions .action-group {
        flex-wrap: wrap;
    }
    
    .advanced-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .buy-sell-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .level-config-container {
        grid-template-columns: 1fr;
    }
    
    .data-table {
        font-size: 12px;
    }
    
    .data-table th,
    .data-table td {
        padding: 6px;
    }
}