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

body {
    font-family: Arial, sans-serif;
    background: #f5f7fa;
    color: #222;
}

nav {
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero-section {
    background: linear-gradient(135deg, #0d47a1, #1565c0);
    color: white;
    padding: 90px 0;
}

.hero-section h2 {
    font-weight: bold;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.section {
    padding: 70px 0;
}

.section h3 {
    font-weight: bold;
    margin-bottom: 10px;
    color: #0d47a1;
}

.card {
    border-radius: 15px;
    overflow: hidden;
    transition: 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-content {
}