:root {
  color-scheme: dark;
  --bg: #101113;
  --panel: #1a1c1f;
  --ink: #f4f1ea;
  --muted: #a6a29a;
  --line: #30343b;
  --green: #b8ff5c;
  --yellow: #ffd166;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #101113 0%, #17191d 58%, #101714 100%);
  color: var(--ink);
}

main {
  width: min(820px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 64px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

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

nav a,
.home-link {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

header {
  margin-bottom: 26px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: clamp(32px, 7vw, 54px);
  line-height: 1.05;
}

h2 {
  margin: 32px 0 10px;
  font-size: 22px;
}

h3 {
  margin: 22px 0 8px;
  font-size: 17px;
}

p,
li {
  color: var(--muted);
  line-height: 1.75;
}

ul,
ol {
  padding-left: 1.2rem;
}

.meta,
.note {
  color: var(--muted);
  font-size: 14px;
}

.card {
  margin: 18px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.card strong {
  color: var(--yellow);
}

footer {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

@media (max-width: 520px) {
  main {
    width: min(100% - 24px, 820px);
    padding-top: 24px;
  }
}