:root {
  color-scheme: dark;
  --bg: #121018;
  --fg: #f2efe8;
  --muted: #a39bb8;
  --card: #1c1730;
  --accent: #c9a227;
  --line: #2e2748;
  --ok: #7dcea0;
  --danger: #e07a5f;
  --radius: 14px;
  --max: 720px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
a { color: var(--accent); }
a:hover { text-decoration: underline; }
main { max-width: var(--max); margin: 0 auto; padding: 28px 16px 72px; }
header.site {
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: baseline;
  margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
header.site a.brand {
  color: var(--fg); text-decoration: none; font-weight: 700; letter-spacing: 0.02em;
}
header.site nav { display: flex; flex-wrap: wrap; gap: 12px; font-size: 0.92rem; }
header.site nav a { color: var(--muted); text-decoration: none; }
header.site nav a:hover, header.site nav a[aria-current="page"] { color: var(--accent); }
h1 { font-size: 1.65rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.15rem; margin: 24px 0 10px; color: var(--accent); }
.lede { color: var(--muted); margin: 0 0 20px; }
.grid { display: grid; gap: 14px; }
a.card, .card {
  display: block; text-decoration: none; color: inherit;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 18px;
}
a.card:hover { border-color: var(--accent); }
a.card h2 { margin: 0 0 6px; font-size: 1.2rem; }
a.card p, .card p { margin: 0; color: var(--muted); }
.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
  margin: 0 0 16px;
}
label { display: block; font-size: 0.88rem; color: var(--muted); margin: 0 0 4px; }
.field { margin: 0 0 12px; }
input[type="number"], input[type="date"], select {
  width: 100%; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: #151222; color: var(--fg);
  font: inherit;
}
.row { display: grid; gap: 12px; }
@media (min-width: 520px) {
  .row.cols-2 { grid-template-columns: 1fr 1fr; }
  .row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
}
.seg {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.seg button, button.primary, button.ghost {
  font: inherit; cursor: pointer; border-radius: 999px;
  padding: 8px 14px; border: 1px solid var(--line);
  background: #151222; color: var(--fg);
}
.seg button[aria-pressed="true"], button.primary {
  background: var(--accent); color: #1a1520; border-color: var(--accent); font-weight: 600;
}
button.ghost { background: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.result {
  border-left: 3px solid var(--accent);
  background: #181426; padding: 12px 14px; margin: 12px 0; border-radius: 0 10px 10px 0;
}
.result strong { color: var(--ok); }
.muted { color: var(--muted); }
.fine { font-size: 0.85rem; color: var(--muted); }
.cite {
  font-size: 0.82rem; color: var(--muted);
  margin: 16px 0; padding: 10px 12px; background: #181426; border-radius: 10px;
}
.cite a { word-break: break-word; }
.tools { display: grid; gap: 10px; margin: 16px 0; }
.tools a {
  display: block; padding: 12px 14px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--card);
  color: var(--fg); text-decoration: none;
}
.tools a:hover { border-color: var(--accent); }
.tools a span { display: block; color: var(--muted); font-size: 0.85rem; margin-top: 2px; }
.faq details {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 14px; margin: 0 0 8px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.disclosure, footer {
  margin-top: 28px; color: var(--muted); font-size: 0.85rem;
}
.disclosure { border-top: 1px solid var(--line); padding-top: 14px; }
.quiz-steps { display: grid; gap: 10px; }
.choice {
  text-align: left; width: 100%; padding: 12px 14px;
  border-radius: 12px; border: 1px solid var(--line);
  background: var(--card); color: var(--fg); font: inherit; cursor: pointer;
}
.choice:hover, .choice[aria-pressed="true"] { border-color: var(--accent); }
.choice small { display: block; color: var(--muted); margin-top: 2px; }
.idea-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.idea-list li {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px;
}
.idea-list h3 { margin: 0 0 4px; font-size: 1.05rem; }
.idea-list p { margin: 0 0 10px; color: var(--muted); font-size: 0.92rem; }
.idea-list a.amz {
  display: inline-block; font-weight: 600; text-decoration: none;
  color: #1a1520; background: var(--accent); padding: 8px 12px; border-radius: 999px;
}
.hide { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}