/* =========================================================================
   Finfolk — shared design tokens & base components
   Used by both index.html and calculator.html so the two pages read as
   one site rather than two separate builds.
   ========================================================================= */

:root {
  --cream:        #F6F1E6;
  --cream-deep:   #EFE7D4;
  --paper:        #FBF8F1;
  --ink:          #221C15;
  --ink-muted:    #6E6555;
  --ink-faint:    #A79E8B;
  --pine:         #2E4A3B;
  --pine-deep:    #203327;
  --pine-tint:    #E4EAE2;
  --gold:         #A8763A;
  --rule:         #D8CDB4;
  --rule-strong:  #B9AD8F;
  --alert:        #8C3A2B;
  --alert-bg:     #F1E1D8;

  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body:    'Figtree', -apple-system, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  --radius: 3px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---- Draft guard banner ---- */
.draft-banner {
  background: var(--alert-bg);
  color: var(--alert);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  padding: 9px 16px;
  border-bottom: 1px solid var(--alert);
  position: sticky;
  top: 0;
  z-index: 50;
}
.draft-banner strong { font-weight: 600; }

.wrap {
  max-width: 620px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

/* ---- Eyebrow label ---- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pine);
  display: flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--pine);
  border-radius: 50%;
  display: inline-block;
}

/* ---- Buttons ---- */
.btn-primary, .btn-outline {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: filter 0.12s ease, background 0.12s ease, color 0.12s ease;
}
.btn-primary {
  border: none;
  background: var(--pine-deep);
  color: var(--cream);
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-outline {
  border: 1.5px solid var(--pine-deep);
  background: transparent;
  color: var(--pine-deep);
}
.btn-outline:hover { background: var(--pine-deep); color: var(--cream); }
.btn-primary:focus-visible, .btn-outline:focus-visible {
  outline: 2px solid var(--pine);
  outline-offset: 2px;
}
.btn-block { display: block; width: 100%; }

footer.page-foot {
  text-align: center;
  font-size: 12px;
  color: var(--ink-faint);
  margin-top: 50px;
}

/* ---- Back link (calculator page) ---- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-muted);
  text-decoration: none;
  margin-top: 28px;
}
.back-link:hover { color: var(--pine-deep); }
.back-link:focus-visible { outline: 2px solid var(--pine); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}