:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --field: #f6f6fa;
  --text: #121214;
  --soft: #3e3e4a;
  --muted: #6f6f7c;
  --line: #ebebf2;
  --accent: #6c5ce7;
  --bad: #c0392b;
  --good: #1e7a3d;
  /* Pastel rainbow, as on RainbowKit: buttons, steps and progress. */
  --rainbow: linear-gradient(90deg, #ffadad, #ffd6a5, #fdffb6, #caffbf, #9bf6ff, #a0c4ff, #bdb2ff, #ffc6ff);
  --shadow: 0 10px 30px rgba(36, 30, 80, .07), 0 2px 6px rgba(36, 30, 80, .04);
  --ui: ui-rounded, 'SF Pro Rounded', 'Nunito', 'Avenir Next', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --display: var(--ui);
}
* { box-sizing: border-box; }
html { color-scheme: light; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 var(--ui); }
main, footer { max-width: 640px; margin: 0 auto; padding: 0 20px; }
header { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 72px; padding: 0 24px; }
.brand { display: block; line-height: 0; }
.brand img { height: 34px; width: auto; }
nav { display: flex; align-items: center; gap: 16px; font-size: 14px; }
nav a, nav button { color: var(--muted); background: none; border: 0; padding: 0; font: inherit; cursor: pointer; text-decoration: none; }
nav a:hover, nav button:hover { color: var(--text); }
/* Passkey actions, with a fingerprint beside each. */
nav a.pass { display: inline-flex; align-items: center; gap: 7px; padding: 8px 15px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--text); font-weight: 700; white-space: nowrap; box-shadow: 0 1px 2px rgba(0, 0, 0, .04); transition: transform .15s; }
nav a.pass:hover { color: var(--text); transform: scale(1.03); }
nav a.pass.primary { background: var(--rainbow); border-color: transparent; }
nav a.pass svg { width: 16px; height: 16px; flex: none; }
@media (max-width: 360px) {
  header { padding: 0 14px; }
  nav { gap: 10px; }
  nav a.pass { padding: 6px 10px; }
  .brand img { height: 28px; }
}
main { padding-top: 24px; padding-bottom: 48px; min-height: 60vh; }
footer { border-top: 1px solid var(--line); padding-top: 16px; padding-bottom: 32px; color: var(--muted); font-size: 14px; }
a { color: var(--accent); }
h1 { font: 800 clamp(34px, 8vw, 50px)/1.05 var(--display); margin: 0 0 18px; letter-spacing: -.025em; }
h2 { font: 700 24px/1.2 var(--display); margin: 0 0 10px; letter-spacing: -.01em; }
p { margin: 0 0 14px; }
.lead { font-size: 19px; color: var(--soft); }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 22px; padding: 22px; margin: 22px 0; box-shadow: var(--shadow); }
/* A panel that folds away behind its heading, with a caret. */
details.fold > summary { display: flex; justify-content: space-between; align-items: center; gap: 12px; cursor: pointer; list-style: none; font: 700 22px/1.2 var(--display); }
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary::after { content: '▾'; font: 700 16px var(--ui); color: var(--muted); transition: transform .2s; }
details.fold[open] > summary { margin-bottom: 14px; }
details.fold[open] > summary::after { transform: rotate(180deg); }
.steps { margin: 22px 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 34px 1fr; gap: 10px; margin-bottom: 12px; color: var(--soft); }
.steps li::before { content: counter(step); width: 28px; height: 28px; border-radius: 50%; background: #ffadad; color: var(--text); font-weight: 800; font-size: 14px; display: grid; place-items: center; }
.steps li:nth-child(2)::before { background: #ffd6a5; }
.steps li:nth-child(3)::before { background: #caffbf; }
.steps li:nth-child(4)::before { background: #a0c4ff; }
.steps li:nth-child(5)::before { background: #bdb2ff; }
label { display: block; font-size: 14px; color: var(--muted); margin-bottom: 6px; }
input, textarea { width: 100%; background: var(--field); color: var(--text); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; font: 16px/1.4 var(--ui); }
textarea { min-height: 200px; resize: vertical; font-family: Menlo, 'JetBrains Mono', Consolas, monospace; font-size: 13px; }
input:focus, textarea:focus { outline: 2px solid #a0c4ff; outline-offset: 1px; background: #fff; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 14px; }
.field { margin-top: 14px; }
button.primary, button.secondary, a.button { display: inline-block; border-radius: 999px; padding: 12px 22px; font: 700 15px/1.2 var(--ui); cursor: pointer; text-decoration: none; border: 1px solid transparent; transition: transform .15s; }
button.primary, a.button.primary { background: var(--rainbow); color: var(--text); box-shadow: 0 6px 18px rgba(160, 140, 255, .28); }
button.primary:hover, a.button.primary:hover { transform: scale(1.025); }
button.secondary, a.button { background: #fff; color: var(--text); border-color: var(--line); }
button:disabled { opacity: .55; cursor: progress; transform: none; }
.code { font: 800 clamp(30px, 9vw, 44px)/1.1 Menlo, 'JetBrains Mono', Consolas, monospace; letter-spacing: .12em; color: var(--text); margin: 10px 0 16px; word-break: break-all; }
.notice { border-radius: 12px; padding: 12px 14px; margin: 14px 0; background: #fff1f0; color: var(--bad); }
.notice.ok { background: #effaf1; color: var(--good); }
.cards { list-style: none; padding: 0; margin: 10px 0 0; }
.cards li { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); }
.cards li:first-child { border-top: 0; }
.badge { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.badge.ready { color: var(--good); }
.badge.failed { color: var(--bad); }
.poster { display: block; width: min(320px, 100%); border-radius: 14px; margin: 16px 0; }
.progress { list-style: none; padding: 0; margin: 16px 0; }
.progress li { padding: 6px 0 6px 26px; position: relative; color: var(--muted); }
.progress li::before { content: ''; position: absolute; left: 4px; top: 13px; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--line); }
.progress li.done { color: var(--soft); }
.progress li.done::before { background: #a0c4ff; border-color: #a0c4ff; }
.progress li.now { color: var(--text); }
.progress li.now::before { border-color: #bdb2ff; }
pre.say { white-space: pre-wrap; overflow-wrap: anywhere; background: var(--field); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; color: var(--soft); font: 14px/1.5 Menlo, 'JetBrains Mono', Consolas, monospace; }
.qr { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px; width: fit-content; margin: 18px 0; }
.qr-code { display: block; width: min(320px, 76vw); height: auto; image-rendering: pixelated; }
.cards li .row { margin-top: 0; }