/* ===================================
   서울시 부동산 실거래가 차트 섹션
   =================================== */

.real-estate-chart-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.chart-container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
    height: 500px;
    position: relative;
}

.chart-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    background: white;
    border-radius: 15px;
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(227, 30, 36, 0.15);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #E31E24 0%, #ff4757 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon i {
    font-size: 26px;
    color: white;
}

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

/* ===================================
   반응형 디자인
   =================================== */

@media (max-width: 768px) {
    .real-estate-chart-section {
        padding: 60px 0;
    }
    
    .chart-container {
        padding: 20px;
        height: 400px;
    }
    
    .chart-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stat-item {
        padding: 20px;
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
    }
    
    .stat-icon i {
        font-size: 22px;
    }
    
    .stat-value {
        font-size: 22px;
    }
    
    .stat-label {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .chart-container {
        height: 300px;
        padding: 15px;
    }
    
    .stat-value {
        font-size: 20px;
    }
}