body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    color: #222;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

header {
    background-color: #1f3b57;
    color: white;
    padding: 20px 0;
}

header .brand {
    font-size: 28px;
    font-weight: bold;
}

nav {
    margin-top: 10px;
}

nav a {
    color: white;
    text-decoration: none;
    margin-right: 20px;
    font-weight: bold;
}

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

.hero {
    background: linear-gradient(to right, #1f3b57, #2f5d87);
    color: white;
    padding: 70px 0;
}

.hero h1 {
    margin: 0 0 15px;
    font-size: 40px;
}

.hero p {
    font-size: 18px;
    max-width: 700px;
}

.button {
    display: inline-block;
    margin-top: 20px;
    background-color: #ff6b00;
    color: white;
    padding: 12px 22px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
}

.button:hover {
    background-color: #e55f00;
}

.section {
    padding: 50px 0;
}

.section h2 {
    font-size: 30px;
    margin-bottom: 20px;
    color: #1f3b57;
}

.cards {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    flex: 1 1 250px;
}

.card h3 {
    margin-top: 0;
    color: #1f3b57;
}

footer {
    background-color: #1f3b57;
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

.contact-box {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 30px;
    }

    nav a {
        display: inline-block;
        margin-bottom: 10px;
    }
}