:root {
  --primary: #1B4332;
  --accent: #74C69D;
  --bg: #FAFAF7;
  --text: #1A1A1A;
  --white: #FFFFFF;
  --muted: rgba(26,26,26,0.6);
  --danger: #b33b3b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; }

.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid rgba(26,26,26,0.08);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; max-width: 1120px; margin: 0 auto;
}
.logo { font-weight: 700; font-size: 18px; color: var(--primary); letter-spacing: -0.01em; }
.logo span { color: var(--accent); }
.nav-cta {
  background: var(--primary); color: var(--bg);
  padding: 10px 18px; border-radius: 6px; font-weight: 600; font-size: 14px;
  transition: background 0.15s;
}
.nav-cta:hover { background: #143428; }

.hero {
  background: var(--primary);
  color: var(--bg);
  padding: 80px 24px 72px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -40%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(116,198,157,0.18), transparent 70%);
  pointer-events: none;
}
.hero-inner { max-width: 880px; margin: 0 auto; position: relative; }
.hero .eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 600;
  color: var(--accent); letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.hero p.sub {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(250,250,247,0.82);
  max-width: 620px;
}

.tool-section {
  padding: 64px 24px 96px;
  max-width: 880px;
  margin: 0 auto;
}
.calc, .quiz {
  background: var(--white);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 2px 30px rgba(27,67,50,0.06);
  border: 1px solid rgba(27,67,50,0.08);
}
@media (max-width: 720px) {
  .calc, .quiz { padding: 24px; }
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 620px) { .calc-grid { grid-template-columns: 1fr; } }

.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 600; color: var(--text); }
.field small { font-size: 12px; color: var(--muted); margin-top: 2px; }
.field input, .field select {
  font-family: inherit; font-size: 15px;
  padding: 12px 14px;
  border: 1.5px solid rgba(26,26,26,0.14);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.15s, background 0.15s;
  width: 100%;
}
.field input:focus, .field select:focus {
  outline: none; border-color: var(--accent); background: var(--white);
}
.toggle-row { display: flex; gap: 8px; flex-wrap: wrap; }
.toggle-row button {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1.5px solid rgba(26,26,26,0.14);
  background: var(--bg);
  color: var(--text);
  font-size: 14px; font-weight: 500;
  transition: all 0.15s;
}
.toggle-row button[aria-pressed="true"] {
  background: var(--primary); color: var(--bg); border-color: var(--primary);
}

.results-bar { margin-top: 28px; padding-top: 28px; border-top: 1px dashed rgba(26,26,26,0.14); }
.teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 520px) { .teaser { grid-template-columns: 1fr; } }
.stat {
  background: var(--bg);
  border-radius: 10px;
  padding: 20px;
  border: 1px solid rgba(27,67,50,0.08);
}
.stat .lbl { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.stat .val { font-size: 26px; font-weight: 700; color: var(--primary); letter-spacing: -0.01em; }
.stat.highlight .val { color: var(--primary); }
.stat.negative .val { color: var(--danger); }
.stat.verdict .val { font-size: 20px; }
.stat.verdict.pass .val { color: var(--primary); }
.stat.verdict.maybe .val { color: #b8860b; }
.stat.verdict.fail .val { color: var(--danger); }

.gate {
  margin-top: 28px;
  background: linear-gradient(180deg, rgba(116,198,157,0.08), rgba(116,198,157,0.02));
  border: 1px solid rgba(116,198,157,0.35);
  border-radius: 12px;
  padding: 24px;
}
.gate h4 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.gate p { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.gate-form { display: flex; gap: 8px; flex-wrap: wrap; }
.gate-form input {
  flex: 1; min-width: 220px;
  padding: 12px 14px;
  border: 1.5px solid rgba(27,67,50,0.2);
  border-radius: 8px; font-family: inherit; font-size: 15px;
  background: var(--white);
}
.gate-form input:focus { outline: none; border-color: var(--primary); }
.gate-form button {
  background: var(--primary); color: var(--bg);
  padding: 12px 22px; border-radius: 8px; font-weight: 600; font-size: 15px;
  transition: background 0.15s;
}
.gate-form button:hover { background: #143428; }
.gate small { display: block; margin-top: 10px; font-size: 12px; color: var(--muted); }

.full-results { display: none; }
.full-results.visible { display: block; }
.full-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px;
  margin-bottom: 20px;
}
.full-grid .stat { padding: 16px; }
.full-grid .stat .val { font-size: 20px; }
.callout {
  background: var(--primary); color: var(--bg);
  border-radius: 10px; padding: 20px;
  font-size: 15px; line-height: 1.6;
  margin-bottom: 16px;
}
.callout strong { color: var(--accent); }
.callout ul { margin: 10px 0 0 20px; }
.callout li { margin-bottom: 6px; }

.disclaimer { margin-top: 20px; font-size: 12px; color: var(--muted); line-height: 1.5; }

.book-cta {
  margin-top: 28px; padding: 24px;
  background: var(--primary); border-radius: 12px;
  color: var(--bg);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.book-cta p { font-size: 16px; font-weight: 500; }
.book-cta a, .book-cta button {
  background: var(--accent); color: #082013;
  padding: 12px 20px; border-radius: 8px; font-weight: 600; font-size: 14px;
  font-family: inherit; cursor: pointer; border: none;
}
.book-cta a:hover, .book-cta button:hover { background: #5db389; }

/* Footer lightbox links and nav-cta button variants */
.nav-cta { font-family: inherit; border: none; cursor: pointer; }
.footer-links a.oh-link { cursor: pointer; }

/* Quiz */
.question { padding: 20px 0; border-bottom: 1px solid rgba(26,26,26,0.08); }
.question:last-of-type { border-bottom: none; }
.question h3 { font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.opts { display: flex; gap: 8px; flex-wrap: wrap; }
.opts button {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1.5px solid rgba(26,26,26,0.14);
  background: var(--bg);
  color: var(--text);
  font-size: 14px; font-weight: 500;
  transition: all 0.15s;
}
.opts button:hover { border-color: var(--accent); }
.opts button[aria-pressed="true"] {
  background: var(--primary); color: var(--bg); border-color: var(--primary);
}
.quiz-submit {
  margin-top: 24px;
  background: var(--accent); color: #082013;
  padding: 14px 22px; border-radius: 8px; font-weight: 600; font-size: 15px;
  transition: background 0.15s;
}
.quiz-submit:hover { background: #5db389; }
.quiz-submit:disabled { opacity: 0.4; cursor: not-allowed; }

footer {
  background: var(--primary); color: var(--bg);
  padding: 48px 24px 28px;
}
.footer-inner { max-width: 1120px; margin: 0 auto; }
.footer-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; margin-bottom: 28px; }
.footer-top .logo { font-size: 20px; color: var(--bg); }
.footer-top .logo span { color: var(--accent); }
.footer-links { display: flex; gap: 24px; font-size: 14px; flex-wrap: wrap; }
.footer-links a { color: rgba(250,250,247,0.78); }
.footer-links a:hover { color: var(--accent); }
.footer-disclaimer {
  padding-top: 24px; border-top: 1px solid rgba(250,250,247,0.12);
  font-size: 12px; color: rgba(250,250,247,0.6); line-height: 1.7;
}