/* 全局样式 */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #9b59b6;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --gray-color: #7f8c8d;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

/* 头部样式 */
.header {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 30px;
    text-align: center;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.header .subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.header i {
    margin-right: 10px;
}

/* 控制面板 */
.control-panel {
    background-color: white;
    padding: 25px;
    border-bottom: 2px solid var(--light-color);
}

.control-group h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.control-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-item label {
    font-weight: 600;
    color: var(--dark-color);
}

.control-item input[type="number"],
.control-item select,
.control-item input[type="range"] {
    padding: 10px;
    border: 2px solid var(--light-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.control-item input[type="number"]:focus,
.control-item select:focus {
    border-color: var(--secondary-color);
    outline: none;
}

.control-item input[type="range"] {
    width: 100%;
    height: 8px;
    background: var(--light-color);
    border-radius: 4px;
    outline: none;
}

.control-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary, .btn-success, .btn-warning, .btn-small {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #6c7b7d;
    transform: translateY(-2px);
}

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

.btn-success:hover {
    background-color: #219653;
    transform: translateY(-2px);
}

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

.btn-warning:hover {
    background-color: #e67e22;
    transform: translateY(-2px);
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.9rem;
}

/* 主要内容区域 */
.main-content {
    padding: 25px;
}

.row {
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
    margin-bottom: 25px;
}

.column {
    flex: 1;
    min-width: 300px;
}

.full-width {
    flex: 100%;
}

/* 卡片样式 */
.card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 25px;
    height: 100%;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 图表容器 */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* 统计容器 */
.stats-container {
    padding: 10px;
}

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

.stat-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 15px;
    border-radius: var(--border-radius);
    text-align: center;
    border-left: 4px solid var(--secondary-color);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* 表格样式 */
.table-container {
    overflow-x: auto;
    margin-top: 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

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

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

tbody tr {
    border-bottom: 1px solid var(--light-color);
    transition: var(--transition);
}

tbody tr:hover {
    background-color: #f8f9fa;
}

td {
    padding: 15px;
}

/* 机制容器 */
.mechanisms-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    padding: 10px;
}

.mechanism-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 15px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
}

.mechanism-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.mechanism-name {
    font-weight: bold;
    color: var(--primary-color);
}

.mechanism-ki {
    background-color: var(--secondary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
}

.mechanism-effect {
    font-size: 0.9rem;
    color: var(--gray-color);
}

.mechanism-variability {
    font-size: 0.8rem;
    color: var(--gray-color);
    margin-top: 5px;
}

/* 进度容器 */
.progress-container {
    margin-bottom: 25px;
}

.progress-bar {
    height: 20px;
    background-color: var(--light-color);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(to right, var(--success-color), var(--secondary-color));
    width: 0%;
    transition: width 0.3s ease;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--gray-color);
}

/* 日志容器 */
.log-container {
    margin-top: 25px;
}

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

.log-content {
    height: 200px;
    overflow-y: auto;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: var(--border-radius);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.log-entry {
    padding: 5px 0;
    border-bottom: 1px solid #e9ecef;
    color: var(--gray-color);
}

.log-entry.success {
    color: var(--success-color);
}

.log-entry.warning {
    color: var(--warning-color);
}

.log-entry.error {
    color: var(--danger-color);
}

/* 页脚 */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 25px;
    text-align: center;
    margin-top: 30px;
}

.footer .disclaimer {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 10px;
    font-style: italic;
}

/* 严重程度条样式 */
.severity-bar {
    width: 100%;
    height: 10px;
    background-color: #eee;
    border-radius: 5px;
    overflow: hidden;
    display: flex;
}
.severity-fill {
    height: 100%;
    transition: width 0.3s ease;
}
.severity-fill.mild {
    background-color: #2ecc71;
}
.severity-fill.moderate {
    background-color: #f39c12;
}
.severity-fill.severe {
    background-color: #e74c3c;
}

/* 风险等级样式 */
.risk-low {
    color: var(--success-color);
    font-weight: bold;
}
.risk-medium {
    color: var(--warning-color);
    font-weight: bold;
}
.risk-high {
    color: var(--danger-color);
    font-weight: bold;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .controls-grid {
        grid-template-columns: 1fr;
    }
    
    .control-buttons {
        flex-direction: column;
    }
    
    .stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .mechanisms-container {
        grid-template-columns: 1fr;
    }
}

/* 动画 */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.7; }
    100% { opacity: 1; }
}

.pulse {
    animation: pulse 1.5s infinite;
}