:root {
  --brand: #1d4ed8;
  --brand-dark: #1e3a8a;
  --brand-light: #dbeafe;
  --navy: #0f1b2d;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #f8fafc;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  margin: 0;
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--brand); }
img { max-width: 100%; height: auto; }

/* ---------- container ---------- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
header.site {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}
header.site .brand {
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--navy);
}
header.site .brand .dot { margin-right: 4px; }
nav.top a {
  margin-left: 18px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: .95rem;
}
nav.top a:hover { color: var(--brand); }

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--navy), var(--brand-dark));
  color: #fff;
  padding: 64px 0 72px;
}
.hero .badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .02em;
  margin-bottom: 18px;
}
.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(1.7rem, 4.4vw, 2.5rem);
  line-height: 1.2;
}
.hero .lead {
  margin: 0;
  max-width: 640px;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.88);
}

/* ---------- page hero (inner pages) ---------- */
.hero.inner { padding: 44px 0 52px; }
.hero.inner h1 { font-size: clamp(1.55rem, 4vw, 2.1rem); }

/* ---------- content ---------- */
.content { padding: 44px 0 64px; }
.content h2 { font-size: 1.4rem; margin: 34px 0 12px; }
.content h3 { font-size: 1.12rem; margin: 22px 0 8px; }
.content p, .content li { font-size: 1rem; }
.content ul { padding-left: 1.15rem; }
.byline {
  font-size: .76rem;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin: 0 0 8px;
}
nav.crumbs {
  padding: 16px 0 0;
  font-size: .85rem;
  color: var(--muted);
}
nav.crumbs a { text-decoration: none; }

/* ---------- hub grid ---------- */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 8px 0 12px;
}
.hub-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  text-decoration: none;
  color: var(--text);
  transition: border-color .15s, transform .15s;
}
.hub-card:hover { border-color: var(--brand); transform: translateY(-2px); }
.hub-card .icon { font-size: 1.6rem; }
.hub-card h3 { margin: 8px 0 6px; font-size: 1.05rem; color: var(--navy); }
.hub-card p { margin: 0; font-size: .9rem; color: var(--muted); }

/* ---------- comparison table ---------- */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 20px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
  min-width: 640px;
}
.table-wrap th {
  background: var(--brand);
  color: #fff;
  padding: 10px 12px;
  text-align: left;
  white-space: nowrap;
  font-weight: 700;
}
.table-wrap td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.table-wrap tr:last-child td { border-bottom: none; }
.pill {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: #fef3c7;
  color: #78350f;
}

/* ---------- CTA ---------- */
.cta-box {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--brand);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 14px 0 26px;
}
.cta-box p { margin: 0 0 10px; font-size: .92rem; }
.cta-btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: .9rem;
  padding: 10px 18px;
  border-radius: 8px;
}
.cta-btn:hover { background: var(--brand-dark); }
.cta-disclosure { font-size: .74rem; color: var(--muted); margin-top: 8px; }

/* ---------- disclaimer / notes ---------- */
.disclaimer {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: .88rem;
  color: #78350f;
  margin: 24px 0;
}
.note {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 10px;
  padding: 12px 14px;
  font-size: .86rem;
  color: var(--brand-dark);
  margin: 18px 0;
}

/* ---------- methodology / E-E-A-T ---------- */
.methodology {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 36px 0;
}
.methodology h2 { margin: 0 0 6px; font-size: 1.15rem; }
.methodology p { font-size: .9rem; margin: 8px 0; }
.methodology .meta {
  font-size: .76rem;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 12px;
}
.methodology ul { margin: 8px 0 0; padding-left: 1.15rem; }
.methodology li { font-size: .86rem; margin: 4px 0; }
.methodology a { word-break: break-word; }

/* ---------- related pages ---------- */
.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 28px 0 8px;
}
.related-card {
  display: block;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: .9rem;
}
.related-card:hover { border-color: var(--brand); }
@media (max-width: 560px) { .related-grid { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-item { border-top: 1px solid var(--border); padding: 16px 0; }
.faq-item h3 { margin: 0 0 6px; font-size: 1rem; }
.faq-item p { margin: 0; font-size: .95rem; color: #374151; }

/* ---------- quiz ---------- */
.quiz {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin: 32px 0;
}
.quiz h2 { margin: 0 0 4px; }
.quiz .quiz-sub { margin: 0 0 18px; font-size: .92rem; color: var(--muted); }
.quiz-dots { display: flex; gap: 6px; margin-bottom: 16px; }
.quiz-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border);
}
.quiz-dots span.on { background: var(--brand); }
.quiz-step { display: none; }
.quiz-step.on { display: block; }
.quiz-step label.q { display: block; font-weight: 700; margin-bottom: 10px; font-size: 1rem; }
.quiz-step .opts { display: grid; gap: 8px; }
.quiz-step .opts button {
  text-align: left;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  cursor: pointer;
  font-size: .92rem;
  font-weight: 600;
}
.quiz-step .opts button:hover { border-color: var(--brand); }
.quiz-step .opts button.sel { background: var(--brand); color: #fff; border-color: var(--brand); }
.quiz-nav { display: flex; justify-content: space-between; margin-top: 18px; }
.quiz-nav button {
  padding: 9px 18px;
  border-radius: 8px;
  font-weight: 700;
  font-size: .9rem;
  cursor: pointer;
  border: 1px solid var(--border);
  background: #fff;
}
.quiz-nav button.primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.quiz-nav button:disabled { opacity: .45; cursor: not-allowed; }
.quiz-result { display: none; }
.quiz-result.on { display: block; }
.quiz-result .rec {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin: 0 0 8px;
}
.quiz-email { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.quiz-email input {
  flex: 1;
  min-width: 200px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .95rem;
}

/* ---------- footer ---------- */
footer.site {
  background: var(--navy);
  color: #cbd5e1;
  padding: 44px 0 32px;
  font-size: .9rem;
}
footer.site .cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}
footer.site h4 { color: #fff; margin: 0 0 10px; font-size: .95rem; }
footer.site a { display: block; color: #cbd5e1; text-decoration: none; margin-bottom: 6px; }
footer.site a:hover { color: #fff; }
footer.site .about-blurb { max-width: 360px; color: #94a3b8; font-size: .84rem; }
footer.site .legal {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 28px;
  padding-top: 18px;
  color: #94a3b8;
  font-size: .78rem;
}
footer.site .legal p { margin: 4px 0; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hub-grid { grid-template-columns: 1fr 1fr; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  nav.top { display: none; }
  .hero { padding: 48px 0 52px; }
  .content { padding: 32px 0 48px; }
  .content h2 { font-size: 1.2rem; }
  .content h3 { font-size: 1.05rem; }
  .hub-grid { grid-template-columns: 1fr; }
  footer.site .cols { grid-template-columns: 1fr; }
}