/* Reel Chemistry — legal-site shared stylesheet.
   Dark theme matching the app. Mobile-first, responsive up to desktop.
   No external CDNs / fonts so the site works offline and loads instantly. */

:root {
  --bg: #0a0a0b;
  --surface: #131315;
  --border: #2a2a2e;
  --text: #f5f5f7;
  --muted: #a3a3a8;
  --dim: #7a7a80;
  --accent: #d4a54c;
  --danger: #ef4444;
  --radius: 14px;
  --max-width: 720px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.header {
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: rgba(10,10,11,0.92);
  backdrop-filter: saturate(140%) blur(6px);
  z-index: 10;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--text);
  font-size: 15px;
}
.brand-mark {
  color: var(--accent);
  margin-right: 6px;
}
.nav a {
  color: var(--muted);
  font-size: 13px;
  margin-left: 16px;
  letter-spacing: 0.3px;
}
.nav a:hover { color: var(--text); text-decoration: none; }
.nav a.active { color: var(--text); }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px 80px;
}

h1 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 0 0 8px;
}
h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 40px 0 12px;
  letter-spacing: 0.2px;
}
h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 24px 0 8px;
  color: var(--text);
}
p {
  color: #d4d4d8;
  margin: 10px 0;
}
ul { padding-left: 22px; }
li { color: #d4d4d8; margin: 6px 0; }
strong { color: var(--text); font-weight: 700; }
.meta {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
  margin-bottom: 24px;
}
.footer {
  color: var(--dim);
  font-size: 12px;
  text-align: center;
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.footer a { color: var(--muted); }

.callout {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin: 24px 0;
  color: #e5e5e7;
  font-size: 15px;
}
.callout strong { color: var(--accent); }

.hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 24px;
}
@media (min-width: 640px) {
  .hub-grid { grid-template-columns: 1fr 1fr 1fr; }
}
.hub-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.15s;
}
.hub-card:hover { border-color: var(--accent); text-decoration: none; }
.hub-card h3 { color: var(--text); margin: 0 0 6px; }
.hub-card p { color: var(--muted); font-size: 14px; margin: 0; }

.tag {
  display: inline-block;
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

@media (max-width: 640px) {
  main { padding: 24px 18px 60px; }
  h1 { font-size: 26px; }
  .nav a { margin-left: 10px; font-size: 12px; }
}