/**
 * 数据对比和报告样式
 */

.exercise-tracker-reports-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

@media (max-width: 968px) {
    .exercise-tracker-reports-section {
        grid-template-columns: 1fr;
    }
}

.exercise-tracker-comparison-section,
.exercise-tracker-report-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.exercise-tracker-comparison-controls,
.exercise-tracker-report-controls {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.exercise-tracker-comparison-controls .exercise-tracker-form-group,
.exercise-tracker-report-controls .exercise-tracker-form-group {
    flex: 1;
    min-width: 150px;
    margin-bottom: 0;
}

.exercise-tracker-comparison-result,
.exercise-tracker-report-result {
    min-height: 200px;
}

/* 对比结果样式 */
.exercise-comparison-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    border-left: 4px solid var(--theme-primary, #667eea);
}

.exercise-comparison-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e0e0e0;
}

.exercise-comparison-title {
    font-size: 1.2em;
    font-weight: 600;
    color: var(--theme-primary, #667eea);
}

.exercise-comparison-period {
    font-size: 0.9em;
    color: #666;
}

.exercise-comparison-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.exercise-stat-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.exercise-stat-label {
    font-size: 0.85em;
    color: #666;
}

.exercise-stat-value {
    font-size: 1.5em;
    font-weight: 700;
    color: #333;
}

.exercise-stat-change {
    font-size: 0.9em;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 6px;
    display: inline-block;
    width: fit-content;
}

.exercise-stat-change.positive {
    background: #d1fae5;
    color: #059669;
}

.exercise-stat-change.negative {
    background: #fee2e2;
    color: #dc2626;
}

.exercise-stat-change.neutral {
    background: #e5e7eb;
    color: #6b7280;
}

/* 报告样式 */
.exercise-report-summary {
    background: var(--theme-gradient, linear-gradient(135deg, #667eea 0%, #764ba2 100%));
    color: white;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.exercise-report-summary-title {
    font-size: 1.5em;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}

.exercise-report-summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.exercise-report-summary-item {
    text-align: center;
}

.exercise-report-summary-label {
    font-size: 0.9em;
    opacity: 0.9;
    margin-bottom: 8px;
}

.exercise-report-summary-value {
    font-size: 2em;
    font-weight: 700;
}

.exercise-report-exercises {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.exercise-report-exercise {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    border-left: 4px solid var(--theme-primary, #667eea);
}

.exercise-report-exercise-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.exercise-report-exercise-name {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--theme-primary, #667eea);
}

.exercise-report-exercise-count {
    background: var(--theme-gradient, linear-gradient(135deg, #667eea 0%, #764ba2 100%));
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 600;
}

.exercise-report-exercise-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
}

.exercise-report-exercise-stat {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.exercise-report-exercise-stat-label {
    font-size: 0.85em;
    color: #666;
}

.exercise-report-exercise-stat-value {
    font-size: 1.2em;
    font-weight: 600;
    color: #333;
}

/* 图表容器 */
.exercise-chart-container {
    margin-top: 20px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.exercise-chart-title {
    font-size: 1.1em;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.exercise-chart-bar {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    gap: 15px;
}

.exercise-chart-label {
    min-width: 100px;
    font-size: 0.9em;
    color: #666;
}

.exercise-chart-bar-container {
    flex: 1;
    height: 30px;
    background: #e5e7eb;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}

.exercise-chart-bar-fill {
    height: 100%;
    background: var(--theme-gradient, linear-gradient(135deg, #667eea 0%, #764ba2 100%));
    border-radius: 15px;
    transition: width 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    color: white;
    font-size: 0.85em;
    font-weight: 600;
}

.exercise-chart-value {
    min-width: 80px;
    text-align: right;
    font-weight: 600;
    color: #333;
}

/* 加载状态 */
.exercise-loading {
    text-align: center;
    padding: 40px;
    color: #666;
}

.exercise-loading::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* 空状态 */
.exercise-empty-state {
    text-align: center;
    padding: 40px;
    color: #999;
}

.exercise-empty-state-icon {
    font-size: 3em;
    margin-bottom: 15px;
    opacity: 0.5;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .exercise-tracker-comparison-controls,
    .exercise-tracker-report-controls {
        flex-direction: column;
    }
    
    .exercise-tracker-comparison-controls .exercise-tracker-form-group,
    .exercise-tracker-report-controls .exercise-tracker-form-group {
        width: 100%;
    }
    
    .exercise-comparison-stats,
    .exercise-report-summary-stats,
    .exercise-report-exercise-stats {
        grid-template-columns: 1fr;
    }
}