:root {
    --bg: #fdfdfb;
    --fg: #1c1c1c;
    --muted: #6b6b6b;
    --accent: #2f5d50;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #14161a;
        --fg: #e8e6e1;
        --muted: #9a9a94;
        --accent: #7fb3a2;
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
    line-height: 1.6;
}

main {
    max-width: 42rem;
    margin: 0 auto;
    padding: 4rem 1.25rem;
}

h1 {
    margin: 0;
    font-size: clamp(2rem, 6vw, 3rem);
    letter-spacing: -0.02em;
}

.tagline {
    margin: 0.25rem 0 0;
    color: var(--muted);
}

section {
    margin: 2.5rem 0;
}

nav a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid currentColor;
}

nav a:hover {
    opacity: 0.75;
}