* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: #f4f6f9;
    color: #333;
}

header {
    background: linear-gradient(135deg, #0d6efd, #084298);
    color: white;
    padding: 20px 30px;
}

header h1 {
    font-size: 28px;
    text-align: center;
}

nav {
    margin-top: 10px;
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin-right: 15px;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

.hero {
    background: white;
    padding: 60px 20px;
    text-align: center;
}

.hero h2 {
    font-size: 32px;
    color: #0d6efd;
}

.hero p {
    font-size: 16px;
    color: #555;
    margin-top: 10px;
}

.container {
    max-width: 1100px;
    margin: 50px auto;
    padding: 0 20px;
}

.section {
    margin-bottom: 50px;
}

.section h3 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
    color: #084298;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: 0.3s;
}

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

footer {
    background: #212529;
    color: #ccc;
    text-align: center;
    padding: 20px;
}

footer span {
    color: white;
}

ul {
    list-style: none;
    padding-left: 0;
}

ul li {
    margin: 10px 0;
}

/* Media Queries for Mobile */
@media (max-width: 768px) {
    header h1 {
        font-size: 24px;
    }

    nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav a {
        margin: 5px 15px;
        font-size: 14px;
    }

    .hero h2 {
        font-size: 28px;
    }

    .hero p {
        font-size: 14px;
    }

    .container {
        padding: 0 15px;
    }

    .section h3 {
        font-size: 22px;
    }

    .cards {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 22px;
    }

    .hero h2 {
        font-size: 24px;
    }

    .hero p {
        font-size: 12px;
    }

    .container {
        padding: 0 10px;
    }

    .section h3 {
        font-size: 20px;
    }

    nav a {
        font-size: 12px;
    }

    .cards {
        grid-template-columns: 1fr;
    }
}