/* Shared look for the secondary pages (support, privacy, terms). Mirrors index.html: flat, light,
   app blue and mask yellow, no gradients, shadows or blur. Same format as the other byquan.app sites. */
:root {
  --blue: #2F6FDE; --yellow: #FFD43B;
  --accent: var(--blue); --on-accent: #FFFFFF; --accent-soft: #E6EEFC;
  --bg: #F8F9FA; --surface: #FFFFFF; --surface-2: #EDEEF1;
  --line: #E1E3E7; --text: #1F2125; --muted: #4A4E55;
  --radius: 16px; --mono: ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light dark;
}
/* Dark: same tokens as index.html. The blue header stays blue. */
@media (prefers-color-scheme: dark) {
  :root {
    --accent: #7EA8F7; --on-accent: #0D1526; --accent-soft: #1B2943;
    --bg: #111316; --surface: #1A1D21; --surface-2: #24282E; --line: #2C3138;
    --text: #ECEEF1; --muted: #A1A7B0;
  }
}
/* Before launch (<html data-launch="soon">) the store button says "Coming soon" and doesn't link. */
.soon { display: none; }
[data-launch="soon"] .soon { display: inline; }
[data-launch="soon"] .live { display: none; }
[data-launch="soon"] a.store { pointer-events: none; cursor: default; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
nav { position: sticky; top: 0; z-index: 10; background: var(--surface); border-bottom: 1px solid var(--line); }
nav .wrap { display: flex; align-items: center; gap: 28px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; text-decoration: none; color: var(--text); }
.brand img { width: 30px; height: 30px; }
nav .links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; }
nav .links a { text-decoration: none; color: var(--muted); } nav .links a:hover, nav .links a[aria-current] { color: var(--text); }
.btn { display: inline-flex; align-items: center; height: 34px; padding: 0 13px; border-radius: 9px; font-weight: 600; font-size: 13.5px; text-decoration: none; background: var(--accent); color: var(--on-accent); white-space: nowrap; }
.head { position: relative; background: var(--blue); color: #fff; padding: 72px 0 96px; overflow: hidden; }
.head .wrap { position: relative; z-index: 1; }
.eyebrow { font: 600 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.85); margin-bottom: 14px; }
h1 { font-size: clamp(36px, 5vw, 56px); letter-spacing: -.02em; line-height: 1.1; margin: 0; }
.updated { color: rgba(255,255,255,.8); margin: 12px 0 0; font-size: 14px; }
main.doc { max-width: 780px; margin: -40px auto 0; padding: 0 24px 80px; position: relative; z-index: 2; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 32px 28px; }
.panel h2 { font-size: 20px; letter-spacing: -.01em; margin: 28px 0 6px; scroll-margin-top: 80px; }
.panel p, .panel li { color: var(--muted); } .panel ul { padding-left: 20px; }
.panel b, .panel strong { color: var(--text); }
.panel code { font: 13px var(--mono); color: var(--text); background: var(--surface-2); padding: 1px 5px; border-radius: 5px; }
.table-wrap { overflow-x: auto; margin: 14px 0; border: 1px solid var(--line); border-radius: 12px; }
.panel table { border-collapse: collapse; width: 100%; font-size: 14px; }
.panel th, .panel td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--line); color: var(--muted); }
.panel tr:last-child td { border-bottom: 0; }
.panel th { color: var(--text); font-weight: 600; background: var(--bg); white-space: nowrap; }
.panel td code { white-space: nowrap; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; text-decoration: none; color: var(--text); display: block; transition: border-color .2s, transform .2s; }
a.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card b { display: block; font-size: 17px; margin-bottom: 4px; } .card span { color: var(--muted); font-size: 14.5px; }
footer { border-top: 1px solid var(--line); padding: 40px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer nav { position: static; background: none; border: 0; display: flex; gap: 20px; flex-wrap: wrap; }
footer a { color: var(--text); opacity: .8; text-decoration: none; } footer a:hover { opacity: 1; }
.bq { display: inline-flex; align-items: center; gap: 8px; color: inherit !important; }
.bq img { border-radius: 5px; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }
@media (max-width: 640px) { nav .links { display: none; } .panel { padding: 4px 20px 22px; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }