:root {
  color-scheme: dark;
  --bg: #0a0806;
  --ink: #e4dcd0;
  --muted: #9a9080;
  --accent: #6faf45;
  --line: #5a5040;
  --card: #14110d;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --display: "IBM Plex Sans Condensed", "Arial Narrow", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(1200px 600px at 10% -10%, #1a1410 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #12180e 0%, transparent 45%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.55;
}

.wrap {
  width: min(720px, calc(100% - 2rem));
  margin-inline: auto;
}

header.wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 0.5rem;
}

.brand {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.18em;
  font-size: 1.05rem;
}

.brand span {
  color: var(--accent);
}

nav {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

nav a[aria-current='page'],
nav a:hover {
  color: var(--accent);
}

.prose {
  padding: 1.5rem 0 3rem;
}

.prose h1 {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: 0.04em;
  margin: 0 0 0.35rem;
}

.prose h2 {
  margin-top: 1.75rem;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0;
}

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

.prose ul {
  padding-left: 1.2rem;
}

.hero {
  margin: 2rem 0 1rem;
  padding: 1.4rem 1.25rem;
  background: var(--card);
  border: 1px solid var(--line);
}

.hero h1 {
  margin: 0 0 0.5rem;
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.cta {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.65rem 1rem;
  border: 2px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.foot {
  border-top: 1px solid var(--line);
  padding: 1.25rem 0 2rem;
  color: var(--muted);
  font-size: 0.85rem;
}