/* Shared detail-page refinement, preserving each page's content and imagery. */
:root { --shadow: 0 6px 20px rgba(22,19,12,.05); }
html { scroll-padding-top: 84px; }
body { -webkit-font-smoothing: antialiased; }
.nav { border-bottom-color: rgba(17,17,17,.06); }
.nav-link, .home-link { font-weight: 650; min-height: 44px; display: inline-flex; align-items: center; }
.cta {
  font-weight: 750; box-shadow: none;
  transition: transform .22s ease, filter .22s ease;
}
.cta:hover { filter: brightness(.98); transform: translateY(-2px); }
.cta:active { transform: scale(.98); }
.cta.small { min-height: 44px; }
.ghost-link { font-weight: 650; min-height: 44px; }
.cta:focus-visible, .home-link:focus-visible, .nav-link:focus-visible,
.ghost-link:focus-visible, .card-link:focus-visible {
  outline: 2px solid var(--ink); outline-offset: 5px;
}
.final .cta:focus-visible, .cta-band .cta:focus-visible { outline-color: #fff; }
.eyebrow { font-weight: 650; letter-spacing: 0; }
.hero h1, h1 { font-size: 68px; font-weight: 800; line-height: 1.04; letter-spacing: 0; }
.hero-copy { font-size: 21px; font-weight: 450; line-height: 1.5; }
.hero-sub, .section-lead, .section-copy { font-weight: 450; line-height: 1.55; }
.section-title { font-size: 44px; font-weight: 750; line-height: 1.12; letter-spacing: 0; }
.proof, .point, .chip, .type-card, .step, .flow-step, .expectation, .use-item,
.teethan-showcase, .report, .report-thumb { box-shadow: none; }
.hero-visual { box-shadow: none; }
.photo-card, .disc-visual, .device-hero { box-shadow: var(--shadow); }
.proof strong, .point b { font-weight: 650; line-height: 1.35; }
.proof span, .point span { font-weight: 450; line-height: 1.5; }
.chip h3, .step h3, .warning-card h3, .expectation h3,
.flow-step h3, .path-item h3, .use-item b,
.flow-step h2, .expectation h2 {
  font-weight: 650; line-height: 1.25; letter-spacing: 0;
}
.flow-step h2, .expectation h2 { font-size: 20px; }
.warning-copy strong { font-weight: 650; }
.chip p, .step p, .warning-card p, .expectation p, .flow-step p,
.path-item p, .use-item span, .type-card p, .type-note,
.warning-copy p, .warning-copy li, .report-note, .disc-caption,
.teethan-copy p { font-weight: 450; line-height: 1.55; }
.type-card h3 { font-size: 22px; font-weight: 750; line-height: 1.2; letter-spacing: 0; }
.type-card p strong { font-weight: 650; }
.type-label { font-weight: 650; letter-spacing: 0; box-shadow: none; }
.type-card::after { display: none; }
.path-num, .step b, .flow-num { font-weight: 750; }
.card-link { font-weight: 650; min-height: 44px; }
.teethan-copy h2 { font-size: 40px; font-weight: 750; line-height: 1.12; letter-spacing: 0; }
.teethan-showcase > * { min-width: 0; }
.teethan-copy .cta { max-width: 100%; white-space: normal; text-align: center; }
.report-head strong { font-weight: 750; }
.report-head span { font-weight: 550; letter-spacing: 0; }
.footer { font-weight: 500; line-height: 1.5; }
.final h2 { font-size: 48px; font-weight: 750; line-height: 1.08; letter-spacing: 0; }
.final p, .cta-band p { font-weight: 450; line-height: 1.5; }
.final .eyebrow { font-weight: 650; color: #fff; letter-spacing: 0; }
.cta-band h2 { font-size: 44px; font-weight: 750; line-height: 1.12; letter-spacing: 0; }
.chip:hover, .type-card:hover, .path-item:hover, .warning-card:hover,
.step:hover, .expectation:hover, .flow-step:hover {
  box-shadow: none; transform: translateY(-2px);
}
.mini-visual:hover img { transform: scale(1.025); }
.reveal { transition-duration: .45s; transform: translateY(12px); }
.reveal.is-visible { transform: none; }
@media (max-width: 980px) {
  .hero h1, h1 { font-size: 56px; letter-spacing: 0; }
  .section-title { font-size: 38px; }
  .hero-copy { font-size: 19px; }
  .nav-link { display: none; }
  .nav-actions { gap: 12px; }
  .nav .cta { min-height: 44px; padding-inline: 18px; font-size: 13px; }
  .home-link { font-size: 12px; }
}
@media (max-width: 700px) {
  html { scroll-padding-top: 76px; }
  body { padding-bottom: 0; }
  .nav-inner { height: 64px; gap: 10px; }
  .nav-actions { gap: 8px; }
  .nav .logo { font-size: 25px; }
  .nav .cta { min-height: 44px; padding-inline: 14px; font-size: 12px; gap: 8px; }
  .nav .cta span { font-size: 18px; }
  .home-link { font-size: 12px; }
  .hero h1, h1 { font-size: 44px; line-height: 1.06; letter-spacing: 0; }
  .hero-copy { font-size: 18px; line-height: 1.5; }
  .hero-sub, .section-lead, .section-copy { font-size: 16px; line-height: 1.55; }
  .section-title { font-size: 32px; }
  .hero-actions { gap: 12px 20px; }
  .hero-actions .cta { padding-inline: 22px; font-size: 14px; max-width: 100%; white-space: normal; text-align: center; }
  .hero-actions .ghost-link { font-size: 14px; }
  .chip h3, .step h3, .warning-card h3, .flow-step h3, .expectation h3 { font-size: 20px; }
  .final h2 { font-size: 38px; line-height: 1.1; }
  .final p { font-size: 16px; }
  .cta-band h2 { font-size: 32px; }
  .cta-band p { font-size: 16px; }
  .teethan-copy h2 { font-size: 32px; }
  .teethan-copy .cta { font-size: 14px; padding-inline: 20px; }
}
@media (max-width: 374px) {
  .nav-inner { gap: 8px; }
  .nav .logo { font-size: 22px; }
  .nav .cta { padding-inline: 12px; font-size: 11px; }
  .home-link { font-size: 11px; }
  .hero h1, h1 { font-size: 40px; }
  .section-title, .teethan-copy h2, .cta-band h2 { font-size: 30px; }
  .final h2 { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}