body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    color: #1a202c;
    background: #ffffff;
}

header {
    background: #0f2747;
    padding: 18px 40px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    margin-left: 24px;
    font-weight: 500;
}

.hero {
    padding: 100px 40px;
    background: #f7f9fc;
    text-align: center;
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
    color: #0f2747;
}

.hero p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 30px;
}

.button {
    background: #0f2747;
    color: white;
    padding: 14px 26px;
    text-decoration: none;
    border-radius: 4px;
    margin: 0 8px;
    display: inline-block;
}

.section {
    padding: 80px 40px;
    max-width: 1100px;
    margin: auto;
}

.section h2 {
    color: #0f2747;
    margin-bottom: 30px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.card {
    border: 1px solid #e2e8f0;
    padding: 30px;
    border-radius: 6px;
    background: white;
}

footer {
    background: #0f2747;
    color: white;
    text-align: center;
    padding: 30px;
    margin-top: 60px;
}