:root {
            --primary-color: #002a4d ;
            --secondary-color: #f8f9fa;
            --text-color: #333;
            --light-text: #666;
            --white: #fff;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: var(--secondary-color);
            color: var(--text-color);
            line-height: 1.6;
        }
        
        .why-choose-us {
            max-width: 1200px;
            margin: 50px auto;
            padding: 0 20px;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .section-header h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        .section-header p {
            font-size: 1.1rem;
            color: var(--light-text);
            max-width: 700px;
            margin: 0 auto;
        }
        
        .steps-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        
        .step-card {
            flex: 1 1 300px;
            background: var(--white);
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .step-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .step-number {
            font-size: 2rem;
            font-weight: bold;
            color: var(--primary-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .step-number:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 40px;
            height: 3px;
            background-color: var(--primary-color);
        }
        
        .step-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--text-color);
        }
        
        .step-card p {
            color: var(--light-text);
            margin-bottom: 20px;
        }
        
        .step-card:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 0;
            background-color: var(--primary-color);
            transition: height 0.3s ease;
        }
        
        .step-card:hover:before {
            height: 100%;
        }
        
        @media (max-width: 768px) {
            .steps-container {
                flex-direction: column;
            }
            
            .section-header h1 {
                font-size: 2rem;
            }
        }