:root {
  --bg: #eef2f7; --surface: #ffffff; --ink: #14213d; --muted: #55607a; --line: #cfd8e6;
  --accent: #d7263d; --accent-ink: #ffffff; --gold: #ffc857; --gold-ink: #3b2a00; --ok: #1f7a4d; --warn: #9a5b00;
  --font-display: "Bricolage Grotesque", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1424; --surface: #172036; --ink: #eef2fb; --muted: #9eaac4; --line: #2b3754;
    --accent: #ff4d63; --accent-ink: #1a0509; --ok: #5fd39a; --warn: #ffc857; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--font-body);
  padding: 0 max(16px, env(safe-area-inset-left, 0px)) 80px max(16px, env(safe-area-inset-left, 0px));
}
.wrap { max-width: 1040px; margin: 0 auto; }
.narrow { max-width: 760px; margin: 0 auto; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.05; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 18px 0; flex-wrap: wrap; }
.brand { font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; text-decoration: none; }
.nav { display: flex; gap: 8px; }
.btn {
  display: inline-block; font: inherit; font-weight: 700; border: 2px solid var(--accent); border-radius: 8px;
  padding: 12px 20px; cursor: pointer; background: var(--accent); color: var(--accent-ink); text-decoration: none; text-align: center;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.big { padding: 16px 24px; font-size: 1.1rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.eyebrow { display: inline-block; background: var(--gold); color: var(--gold-ink); font-weight: 700; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; padding: 4px 10px; border-radius: 4px; }
.sub { color: var(--muted); max-width: 60ch; margin: 8px 0 0; }
section { margin-top: 56px; }
h2 { font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 800; }
footer { margin-top: 64px; padding: 24px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 20px; min-width: 0; }
label { display: block; font-weight: 600; font-size: .92rem; margin-top: 16px; }
input, select { width: 100%; font: inherit; padding: 12px; border-radius: 8px; border: 1.5px solid var(--line); background: var(--bg); color: var(--ink); margin-top: 4px; }
.err { color: var(--accent); font-size: .92rem; min-height: 1.3em; margin-top: 10px; font-weight: 600; }
.hint { color: var(--muted); font-size: .88rem; margin: 6px 0 0; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.pill { display: inline-block; padding: 3px 10px; border-radius: 99px; font-size: .8rem; font-weight: 700; border: 1.5px solid currentColor; }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); } .pill.bad { color: var(--accent); } .pill.muted { color: var(--muted); }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }