:root {
  --bg: #fbf5ec;
  --panel: #ffffff;
  --ink: #3d3530;
  --muted: #8a7d6e;
  --line: #e6dccb;
  --chain: #6a5acd;
  --chain-light: #ece9fd;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1f1b2e;
    --panel: #2a2540;
    --ink: #ece8f6;
    --muted: #a8a0bf;
    --line: #3b3456;
    --chain: #b9b0f2;
    --chain-light: #352e57;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.6;
  padding: env(safe-area-inset-top, 0) 0 env(safe-area-inset-bottom, 0);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

header.hero {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
}

header.hero img {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  box-shadow: 0 4px 0 var(--line);
}

h1 {
  margin: 0;
  font-size: clamp(28px, 6vw, 38px);
  color: var(--chain);
  line-height: 1.15;
}

.tagline {
  margin: 4px 0 0;
  color: var(--muted);
}

h2 {
  margin: 36px 0 8px;
  font-size: 21px;
}

h3 {
  margin: 20px 0 4px;
  font-size: 17px;
}

p, li { font-size: 16px; }

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

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 4px 22px 18px;
  margin: 18px 0;
}

.updated {
  color: var(--muted);
  font-size: 14px;
}

nav.links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 8px;
}

nav.links a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--chain-light);
  text-decoration: none;
  font-weight: 600;
}

footer {
  margin-top: 48px;
  color: var(--muted);
  font-size: 14px;
}