:root {
    color-scheme: dark;
    font-family: Inter, ui-sans-serif, system-ui, sans-serif;
    background: #090c13;
    color: #edf2f7;
}

* { box-sizing: border-box; }

body {
    display: grid;
    min-height: 100vh;
    margin: 0;
    padding: 1.5rem;
    place-items: center;
    background: radial-gradient(circle at top, #1b2841, #090c13 45rem);
}

main { width: min(100%, 58rem); }
.eyebrow { margin: 0 0 0.8rem; color: #f0b36b; letter-spacing: 0.16em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(3.5rem, 12vw, 8rem); line-height: 0.9; }
.introduction { max-width: 42rem; margin: 1.5rem 0 3rem; color: #aeb9ca; font-size: clamp(1rem, 2.5vw, 1.35rem); }

nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

nav a {
    min-height: 10rem;
    padding: 1.5rem;
    border: 1px solid #34415a;
    border-radius: 0.8rem;
    background: #131a27;
    color: #edf2f7;
    text-decoration: none;
    transition: 160ms ease;
}

nav a:hover, nav a:focus-visible { border-color: #70c5ff; background: #19243a; transform: translateY(-0.2rem); }
nav span { display: block; margin-bottom: 0.8rem; font-size: 1.6rem; font-weight: 700; }
nav small { color: #aeb9ca; font-size: 0.95rem; line-height: 1.5; }

@media (max-width: 580px) {
    nav { grid-template-columns: 1fr; }
}