/* ========== 数据卡片 ========== */
.data-container h2 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.data-container .subtitle {
    color: #7f8c8d;
    margin-bottom: 30px;
    line-height: 1.6;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.data-card {
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.data-card h3 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: 0.9;
}

.data-card .value {
    font-size: 32px;
    font-weight: bold;
}

.data-card:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.data-card:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.detail-section {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.detail-section h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.detail-section p {
    color: #555;
    line-height: 1.8;
    margin: 8px 0;
}