body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Ubuntu, sans-serif;
    background: #f7f9fb;
    color: #222;
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: auto;
    padding: 20px;
}

header {
    background: #0b3c5d;
    color: #fff;
    padding: 40px 0;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.4rem;
}

.tagline {
    font-size: 1.1rem;
    opacity: 0.9;
}

main section {
    margin-bottom: 40px;
}

h2 {
    color: #0b3c5d;
    margin-bottom: 10px;
}

ul {
    padding-left: 20px;
}

footer {
    background: #111;
    color: #ccc;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}