/* Shared styling for the CTS Fitness public pages (GitHub Pages, /docs).
   Mirrors the app's dark palette — see mobile/src/theme/colorways.ts. */

:root {
  --bg: #0b0b0e;
  --bg-alt: #131319;
  --card-border: #23232c;
  --text: #f2f2f5;
  --text-sub: #a9a9b8;
  --text-muted: #6e6e80;
  --accent: #7c5cff;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #ffffff;
    --bg-alt: #f5f5f8;
    --card-border: #e2e2ea;
    --text: #15151b;
    --text-sub: #4a4a58;
    --text-muted: #77778a;
    --accent: #5b3fd6;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding: 0 16px 72px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

main {
  max-width: 720px;
  margin: 0 auto;
}

header {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 0 24px;
  border-bottom: 1px solid var(--card-border);
}

.wordmark {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text);
}

nav {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

nav a {
  color: var(--text-sub);
  text-decoration: none;
  font-size: 15px;
}

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

h1 {
  font-size: 30px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 36px 0 8px;
}

h2 {
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 36px 0 10px;
  padding-top: 8px;
}

h3 {
  font-size: 16px;
  margin: 24px 0 6px;
}

.updated {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0 0 8px;
}

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

strong { color: var(--text); }

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

ul { padding-left: 22px; }

li { margin-bottom: 6px; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 15px;
  display: block;
  overflow-x: auto;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--card-border);
  vertical-align: top;
}

th { color: var(--text); font-weight: 600; }

td { color: var(--text-sub); }

.card {
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 20px 22px;
  margin: 24px 0;
}

.card h2, .card h3 { margin-top: 0; }

.card :last-child { margin-bottom: 0; }

footer {
  max-width: 720px;
  margin: 56px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 14px;
}