:root {
  color-scheme: dark;
  --background: #0a0a0c;
  --surface: #151518;
  --border: #2a2a30;
  --text: #f7f7f4;
  --muted: #a2a2a8;
  --accent: #4ade80;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.65;
}

main {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
  padding: 64px 0 96px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

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

nav a {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

h1 {
  margin: 8px 0 18px;
  font-size: clamp(2.5rem, 9vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h2 {
  margin-top: 42px;
  line-height: 1.2;
}

h3 {
  margin-top: 28px;
}

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

.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.notice {
  margin: 28px 0;
  padding: 20px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 16px;
  background: var(--surface);
}

.notice p {
  margin: 0;
}

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}