:root {
    color-scheme: dark;
    --bg: #0d1110;
    --panel: #151b19;
    --text: #f4f1ea;
    --muted: #b4b0a8;
    --line: rgba(244, 241, 234, 0.14);
    --copper: #d99058;
    --moss: #8fa878;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
    background: radial-gradient(circle at top left, rgba(217, 144, 88, 0.16), transparent 32rem), var(--bg);
    color: var(--text);
    line-height: 1.65;
}

a {
    color: var(--copper);
}

.shell {
    width: min(920px, calc(100% - 32px));
    margin: 0 auto;
}

header {
    padding: 56px 0 28px;
    border-bottom: 1px solid var(--line);
}

.brand {
    color: var(--copper);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1 {
    margin: 10px 0 10px;
    font-size: clamp(2.2rem, 7vw, 4.6rem);
    line-height: 1;
}

.lede {
    max-width: 720px;
    color: var(--muted);
    font-size: 1.08rem;
}

nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

nav a,
.button {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    text-decoration: none;
    font-weight: 700;
}

main {
    padding: 36px 0 64px;
}

section {
    padding: 24px 0;
    border-bottom: 1px solid var(--line);
}

h2 {
    margin: 0 0 12px;
    font-size: 1.4rem;
}

p,
li {
    color: var(--muted);
}

ul {
    padding-left: 1.3rem;
}

.card {
    margin-top: 24px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
}

footer {
    padding: 28px 0 44px;
    color: var(--muted);
    border-top: 1px solid var(--line);
}

@media (max-width: 640px) {
    header {
        padding-top: 36px;
    }

    .shell {
        width: min(100% - 24px, 920px);
    }
}