:root {
  --ink: #1f2430;
  --muted: #5b6270;
  --line: #d9dce3;
  --bg: #fbfaf7;
  --accent: #d94f30;
  --accent-dark: #b63e22;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; }
a { color: var(--accent-dark); }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
.lede { color: var(--muted); margin: 0 0 24px; }

.site-header { display: flex; justify-content: space-between; align-items: center; max-width: 1100px; margin: 0 auto; padding: 16px; }
.logo { font-weight: 800; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.nav-cta { font-weight: 600; }
.site-footer { text-align: center; color: var(--muted); font-size: .875rem; padding: 24px 16px; border-top: 1px solid var(--line); }

.button { display: inline-block; border: 0; border-radius: 8px; padding: 12px 20px; font: inherit; font-weight: 700; background: var(--accent); color: #fff; cursor: pointer; text-decoration: none; }
.button:hover { background: var(--accent-dark); }
.button.secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); }

.maker { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
@media (max-width: 800px) {
  .maker { grid-template-columns: minmax(0, 1fr); }
  /* Experiment maker_mobile_preview, arm preview_first: card and download above the form; packs and signup stay below. */
  .maker.preview-first { gap: 20px; }
  .maker.preview-first .preview-panel, .maker.preview-first #preview { display: contents; }
  .maker.preview-first .card, .maker.preview-first .download, .maker.preview-first .preview-empty { order: -1; }
  .maker.preview-first .download { margin-top: 0; }
  .maker.preview-first .packs, .maker.preview-first .signup, .maker.preview-first .signup-done { order: 1; }
}
.field { margin-bottom: 18px; }
.field > label, .field > .label { display: block; font-weight: 700; margin-bottom: 6px; }
.field input[type=text], .field select, .field textarea { width: 100%; padding: 10px 12px; font: inherit; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.field textarea { min-height: 260px; resize: vertical; }
.hint { color: var(--muted); font-size: .875rem; margin: 4px 0 0; }
.choices { display: flex; gap: 16px; flex-wrap: wrap; }
.choices label { font-weight: 400; }
.inline { display: flex; gap: 8px; }
.inline select { flex: 1; }
.error { color: #a32020; font-weight: 600; }
.preview-panel { position: sticky; top: 16px; }
.preview-empty { border: 2px dashed var(--line); border-radius: 12px; padding: 48px 24px; text-align: center; color: var(--muted); }
.words-only { border: 1px solid var(--line); border-radius: 12px; padding: 16px 16px 0; margin: 0 0 18px; }
.words-only legend { font-weight: 700; padding: 0 6px; }
.download { text-align: center; margin-top: 16px; }
.download .hint { margin-top: 8px; }
.narrow { max-width: 640px; }
.notice { background: #e7f4ea; border-radius: 8px; padding: 10px 14px; }
.packs { text-align: center; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.packs-title { font-weight: 700; margin: 0 0 10px; }
.packs .button { display: block; width: 100%; margin-bottom: 8px; }
.gate-email { display: block; text-align: left; font-weight: 700; margin-bottom: 8px; }
.gate-email input { display: block; width: 100%; margin-top: 6px; padding: 10px 12px; font: inherit; border: 1px solid var(--line); border-radius: 8px; }
.gate-optin { display: block; text-align: left; font-size: .875rem; margin-bottom: 12px; }
.signup { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.signup label { display: block; font-size: .875rem; color: var(--muted); margin-bottom: 6px; }
.signup input { flex: 1; padding: 10px 12px; font: inherit; border: 1px solid var(--line); border-radius: 8px; min-width: 0; }
.signup-done { margin-top: 24px; font-weight: 600; }
.content { max-width: 1000px; }
.content h2 { margin-top: 36px; }
.content p, .content li { max-width: 68ch; }
.hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 32px; align-items: center; margin-bottom: 8px; }
@media (max-width: 800px) { .hero { grid-template-columns: minmax(0, 1fr); } }
.hero-card .card { max-width: 420px; }
.steps li { margin-bottom: 8px; }
.page-links { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 0; list-style: none; }
.faq h3 { margin-bottom: 4px; }
.faq p { margin-top: 0; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 18px; margin-bottom: 12px; }
.footer-links a { color: var(--muted); }