/* Formlane help center. Humanist system fonts (no font files), light and dark, no trackers.
   Colors from the icon: deep blue for words and links, coral for shapes only. */
:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --ink: #1a1f2b;
  --muted: #4b5466;
  --line: #dfe3ec;
  --accent: #1646c9;      /* 7.7:1 on white */
  --accent-soft: #e4ebff;
  --warm: #ff6b57;        /* shapes only, never words */
  --code: #eceff6;
  --font: Seravek, "Gill Sans Nova", Ubuntu, Calibri, "DejaVu Sans", source-sans-pro, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10131a;
    --panel: #171b24;
    --ink: #e8ecf4;
    --muted: #aab3c5;
    --line: #2a3040;
    --accent: #9db8ff;
    --accent-soft: #1a2647;
    --code: #212736;
  }
}
:root[data-theme="dark"] {
  --bg: #10131a;
  --panel: #171b24;
  --ink: #e8ecf4;
  --muted: #aab3c5;
  --line: #2a3040;
  --accent: #9db8ff;
  --accent-soft: #1a2647;
  --code: #212736;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--font); }
a { color: var(--accent); text-underline-offset: 0.2em; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--panel); padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 16px; z-index: 10; }
.top { display: flex; align-items: center; gap: 16px; padding: 14px 24px; border-bottom: 1px solid var(--line); background: var(--panel); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 18px; }
.brand svg { width: 32px; height: 32px; flex: none; }
.layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 40px; max-width: 1120px; margin: 0 auto; padding: 32px 24px 48px; }
.nav ol { list-style: none; margin: 0; padding: 0; position: sticky; top: 24px; }
.nav a { display: block; padding: 7px 12px; border-radius: 8px; color: var(--ink); text-decoration: none; font-size: 15px; }
.nav a:hover { background: var(--accent-soft); }
.nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.main { min-width: 0; max-width: 760px; }
h1 { font-size: 38px; line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 23px; margin: 36px 0 10px; }
.lead { font-size: 20px; color: var(--muted); margin: 0 0 24px; }
p, li { max-width: 68ch; }
.ui { font-weight: 700; white-space: nowrap; }
figure { margin: 20px 0 28px; }
figure img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); background: var(--panel); }
figcaption { margin-top: 8px; color: var(--muted); font-size: 15px; }
.cards { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.cards a { display: flex; flex-direction: column; gap: 4px; height: 100%; padding: 16px; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.cards a:hover { border-color: var(--accent); }
.cards span { color: var(--muted); font-size: 15px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
th, td { text-align: left; padding: 10px 12px; border-top: 1px solid var(--line); vertical-align: top; }
thead th { border-top: 0; background: var(--code); }
.foot { border-top: 1px solid var(--line); padding: 20px 24px 32px; text-align: center; color: var(--muted); font-size: 15px; }
.foot a { margin: 0 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (max-width: 760px) {
  .layout { grid-template-columns: 1fr; gap: 16px; padding: 20px 16px 40px; }
  .nav ol { position: static; display: flex; flex-wrap: wrap; gap: 4px; }
  .nav a { padding: 6px 10px; font-size: 14px; border: 1px solid var(--line); background: var(--panel); }
  h1 { font-size: 30px; }
  .top { padding: 12px 16px; }
}
.demo { margin: 20px 0 28px; }
.demo video { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); background: #000; }