:root {
  --ink: #1C2523;
  --ink-soft: #4A5451;
  --paper: #EFEDE4;
  --paper-raised: #F8F6EF;
  --paper-sunk: #E4E1D5;
  --line: #D3CFC0;
  --brand: #2C5F58;
  --brand-dim: #5E827C;
  --brand-soft: #DCE6E2;
  --good: #3E7A5D;
  --good-soft: #DFEBE2;
  --caution: #93691F;
  --caution-soft: #F0E6CC;
  --bad: #A6483F;
  --bad-soft: #F2E0DD;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #E7E4D9; --ink-soft: #AEB3AC; --paper: #131C1A; --paper-raised: #1A2523; --paper-sunk: #0F1715;
    --line: #2B3A37; --brand: #85C0B4; --brand-dim: #62918A; --brand-soft: #1E332F;
    --good: #7FB597; --good-soft: #1D3327; --caution: #D8B267; --caution-soft: #362B14;
    --bad: #DE9089; --bad-soft: #3A1F1D;
  }
}

* { box-sizing: border-box; }
html { color-scheme: light dark; }
body {
  background: var(--paper); color: var(--ink);
  font-family: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px; line-height: 1.6; margin: 0;
}
.display { font-family: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif; }
.mono { font-family: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace; font-variant-numeric: tabular-nums; }
a { color: var(--brand-dim); }
.wrap { max-width: 900px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 680px; margin: 0 auto; padding: 0 20px; }

/* Header / nav */
.site-header { padding: 20px 0; border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: Georgia, serif; font-weight: 600; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.logo b { color: var(--brand); }
.nav-cta {
  background: var(--brand); color: var(--paper-raised); text-decoration: none;
  padding: 9px 18px; border-radius: 8px; font-size: 14px; font-weight: 600;
}
.nav-cta:hover { opacity: 0.9; }

/* Hero */
.hero { padding: 64px 0 48px; border-bottom: 1px solid var(--line); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.09em; font-size: 12.5px; font-weight: 700; color: var(--brand-dim); margin: 0 0 16px; }
h1 { font-size: clamp(2rem, 5vw, 2.9rem); line-height: 1.1; margin: 0 0 18px; font-weight: 600; letter-spacing: -0.01em; text-wrap: balance; }
.dek { font-size: 1.15rem; color: var(--ink-soft); max-width: 58ch; margin: 0 0 32px; text-wrap: pretty; }
h2 { font-family: Georgia, serif; font-size: 1.6rem; font-weight: 600; margin: 0 0 8px; letter-spacing: -0.01em; }
h3 { font-family: Georgia, serif; font-size: 1.25rem; font-weight: 600; margin: 0 0 8px; }
p { margin: 0 0 14px; max-width: 68ch; }
.section-note { color: var(--ink-soft); font-size: 14.5px; margin: 0 0 28px; max-width: 60ch; }
section { padding: 56px 0; border-bottom: 1px solid var(--line); }
strong { color: var(--brand); font-weight: 600; }

/* Calculadora */
.calc-card {
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: 14px;
  padding: 28px 30px; max-width: 520px;
}
.calc-card label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 8px; }
.calc-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.calc-field { flex: 1; min-width: 160px; }
select, input[type="date"], input[type="email"], input[type="text"] {
  width: 100%; padding: 11px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--paper); color: var(--ink); font-size: 15px; font-family: inherit;
}
select:focus, input:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
.calc-result {
  margin-top: 20px; padding: 18px 20px; border-radius: 10px; background: var(--brand-soft);
  border: 1px solid color-mix(in srgb, var(--brand) 30%, transparent);
}
.calc-result .n { font-family: Georgia, serif; font-size: 2.1rem; font-weight: 600; color: var(--brand); }
.calc-result .d { font-size: 13.5px; color: var(--ink-soft); margin-top: 4px; }
.calc-result.tag-vencido { background: var(--bad-soft); border-color: color-mix(in srgb, var(--bad) 35%, transparent); }
.calc-result.tag-vencido .n { color: var(--bad); }
.calc-result.tag-atencao { background: var(--caution-soft); border-color: color-mix(in srgb, var(--caution) 35%, transparent); }
.calc-result.tag-atencao .n { color: var(--caution); }

/* Segmentação */
.segment-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-top: 18px; max-width: 560px; }
.segment-btn {
  padding: 14px 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--paper-raised);
  color: var(--ink); font-size: 14px; font-weight: 600; cursor: pointer; text-align: center;
  font-family: inherit; transition: border-color 0.15s, background 0.15s;
}
.segment-btn:hover { border-color: var(--brand-dim); }
.segment-btn.selected { border-color: var(--brand); background: var(--brand-soft); color: var(--brand); }

/* Preço */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 24px; }
.price-card { border: 1px solid var(--line); border-radius: 12px; padding: 24px 26px; background: var(--paper-raised); }
.price-card.reco { border-color: color-mix(in srgb, var(--brand) 45%, var(--line)); background: var(--brand-soft); position: relative; }
.price-card .tier { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--brand-dim); font-weight: 700; margin-bottom: 10px; }
.price-card .amt { font-family: Georgia, serif; font-size: 1.9rem; font-weight: 600; color: var(--ink); }
.price-card .amt span { font-size: 0.5em; color: var(--ink-soft); font-weight: 400; }
.price-card .scope { font-size: 13.5px; color: var(--ink-soft); margin-top: 8px; }
.price-card .who { font-size: 12.5px; color: var(--ink-soft); margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line); }

/* CTA final */
.cta-box {
  background: var(--brand); color: var(--paper-raised); border-radius: 16px; padding: 40px 36px;
  text-align: center; margin-top: 8px;
}
.cta-box h2 { color: var(--paper-raised); }
.cta-box p { color: color-mix(in srgb, var(--paper-raised) 85%, transparent); max-width: 50ch; margin-left: auto; margin-right: auto; }

.waitlist-form { max-width: 420px; margin: 24px auto 0; display: flex; flex-direction: column; gap: 12px; }
.waitlist-form input { border: none; }
.btn-primary {
  background: var(--ink); color: var(--paper-raised); border: none; border-radius: 8px;
  padding: 13px 20px; font-size: 15px; font-weight: 700; cursor: pointer; font-family: inherit;
}
.btn-primary:hover { opacity: 0.9; }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.form-note { font-size: 12.5px; color: color-mix(in srgb, var(--paper-raised) 75%, transparent); }
.form-success { display: none; }
.form-success.show { display: block; }
.form-success h3 { color: var(--paper-raised); }

.followup { margin-top: 20px; display: none; }
.followup.show { display: block; }
.followup select { background: var(--paper-raised); color: var(--ink); }

/* Evidence quotes (reuso da identidade visual dos artifacts) */
.evidence-box { background: var(--good-soft); border: 1px solid color-mix(in srgb, var(--good) 35%, transparent); border-radius: 10px; padding: 22px 24px; margin: 20px 0; }
.evidence-box .label { text-transform: uppercase; letter-spacing: 0.08em; font-size: 11.5px; font-weight: 700; color: var(--good); margin: 0 0 14px; }
.quote { display: grid; grid-template-columns: 3px 1fr; gap: 14px; margin-bottom: 14px; }
.quote:last-child { margin-bottom: 0; }
.quote .bar { background: var(--good); border-radius: 2px; }
.quote p { margin: 0; font-size: 14px; max-width: none; }
.quote .who { display: block; margin-top: 4px; font-size: 12px; color: var(--ink-soft); }

/* Grid de links pra páginas de SEO */
.doc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; margin-top: 20px; }
.doc-link {
  display: block; padding: 14px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--paper-raised); color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 600;
}
.doc-link:hover { border-color: var(--brand-dim); }
.doc-link span { display: block; font-size: 12px; color: var(--ink-soft); font-weight: 400; margin-top: 3px; }

footer { padding: 32px 0; text-align: center; font-size: 12.5px; color: var(--ink-soft); }

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