:root {
  --ah-navy: #024895;
  --ah-blue: #057ee7;
  --ah-cyan: #26d0f3;
  --ah-aqua: #ccf2f4;
  --ah-bronze: #AF854D;
  --ah-ink: #12304f;
  --ah-muted: #54718a;
  --ah-line: #d7e7ef;
  --ah-soft: #f5fbfe;
  --ah-white: #ffffff;
}

.ah-redesign-home {
  background:
    linear-gradient(180deg, rgba(204, 242, 244, 0.48), rgba(255, 255, 255, 0) 46rem),
    #f7fbfd;
}

.ah-redesign-home .site-header-render {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(2, 72, 149, 0.1);
  backdrop-filter: blur(16px);
}

.ah-redesign-home .brand-name {
  color: var(--ah-navy);
}

.ah-brand-lockup {
  display: inline-flex !important;
  width: min(16rem, 58vw);
  align-items: center;
  cursor: pointer;
}

.ah-brand-logo {
  display: block;
  width: 100%;
  height: auto;
}

.ah-redesign-home .brand-subtitle,
.ah-redesign-home .nav-link-render {
  color: #365d83;
}

.ah-redesign-home .portal-pill,
.ah-redesign-primary {
  border: 1px solid rgba(2, 72, 149, 0.72);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--ah-navy), var(--ah-blue));
  color: #fff;
  box-shadow: 0 14px 26px -16px rgba(2, 72, 149, 0.78);
  text-decoration: none;
}

.ah-redesign-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(22rem, 1.08fr);
  column-gap: clamp(1.5rem, 4vw, 4rem);
  row-gap: clamp(1.2rem, 3vw, 2.2rem);
  align-items: center;
  min-height: calc(100vh - 6rem);
  padding-top: clamp(2.25rem, 5vw, 4rem);
  padding-bottom: clamp(1.5rem, 4vw, 3rem);
}

/* Copy sits above the enlarged, feathered hero photo, which bleeds left
   underneath the text for a layered look (desktop only). */
.ah-redesign-hero .ah-redesign-copy {
  position: relative;
  z-index: 2;
  max-width: 31rem;
}

.ah-redesign-hero .ah-trust-strip {
  position: relative;
  z-index: 2;
  align-items: start;
}

.ah-mechanisms-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(22rem, 1.02fr);
  column-gap: clamp(1.5rem, 4vw, 4rem);
  row-gap: clamp(1.2rem, 3vw, 2.2rem);
  align-items: center;
  padding-top: clamp(2.5rem, 6vw, 5rem);
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.ah-redesign-eyebrow {
  margin: 0 0 0.85rem;
  color: var(--ah-bronze);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.ah-redesign-copy h1 {
  margin: 0;
  max-width: 23ch;
  color: var(--ah-navy);
  font-size: clamp(1.7rem, 3.2vw, 3.23rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.ah-mechanisms-copy h1 {
  margin: 0;
  max-width: 14ch;
  color: var(--ah-navy);
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

.ah-title-line {
  display: block;
  white-space: nowrap;
}

/* The hero headline is now two whole sentences rather than short nowrap
   fragments, so these must be allowed to wrap. */
.ah-title-sentence {
  display: block;
}

.ah-title-sentence + .ah-title-sentence {
  margin-top: 0.3rem;
}

.ah-redesign-hero .ah-redesign-copy h1 {
  /* Wide enough for the longest hero line ("hyperbaric" is HBOT. = 21ch)
     so the two authored lines don't re-wrap into a ragged third. */
  max-width: 22ch;
  font-size: clamp(1.6rem, 2.6vw, 2.6rem);
  line-height: 1.08;
}

.ah-title-navy {
  color: var(--ah-navy);
}

.ah-title-blue {
  color: var(--ah-blue);
}

.ah-title-cyan {
  color: #0ba8d9;
}

.ah-redesign-summary {
  max-width: 44rem;
  margin: 1.35rem 0 0;
  color: #355b7a;
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.62;
}

/* The hero summary is two sentences with two jobs — the definition, then our
   range. A half-line gap separates them without pushing the CTAs down. */
.ah-redesign-summary + .ah-redesign-summary {
  margin-top: 0.6rem;
}

.ah-mechanisms-copy p {
  max-width: 48rem;
  margin: 1.35rem 0 0;
  color: #355b7a;
  font-size: clamp(1rem, 1.32vw, 1.2rem);
  line-height: 1.68;
}

.ah-redesign-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.ah-redesign-primary,
.ah-redesign-secondary {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0 1.1rem;
  font-weight: 800;
  font-size: 0.9rem;
}

.ah-redesign-secondary {
  border: 1px solid rgba(2, 72, 149, 0.48);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--ah-navy);
  box-shadow: 0 8px 18px -18px rgba(2, 72, 149, 0.58);
  text-decoration: none;
}

.ah-redesign-note {
  max-width: 39rem;
  margin: 1rem 0 0;
  color: var(--ah-muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.ah-redesign-visual {
  display: grid;
  gap: 0.9rem;
}

/* Enlarged, layered hero photo: bleeds up under the sticky nav bar (hard top
   edge) and its right edge lines up with the page content boundary (same as the
   Patient portal button / all body text — 1.5rem page-shell padding). It
   feathers only on the left (under the copy) and bottom (into the page). */
.ah-redesign-hero .ah-redesign-visual {
  position: absolute;
  top: 0;
  right: 1.5rem;
  width: min(58vw, 900px);
  z-index: 0;
  margin: 0;
}

.ah-redesign-visual > img {
  width: 100%;
  max-height: 43vh;
  object-fit: contain;
  filter: drop-shadow(0 30px 42px rgba(2, 72, 149, 0.16));
}

/* Photographic hero visual (person mid-session) — the fade is baked into the
   image's alpha channel (edges feathered to transparent), so it dissolves into
   the page in every browser without relying on CSS mask support. */
.ah-redesign-visual > img.ah-hero-photo {
  display: block;
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  border-radius: 0;
  filter: none;
  box-shadow: none;
}

.ah-trust-strip,
.ah-access-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.8rem, 2vw, 1.2rem);
}

/* Three above-fold operational facts, not four. */
.ah-trust-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ah-mechanism-grid article,
.ah-pathway-grid article,
.ah-trust-strip article,
.ah-access-grid article,
.ah-screening-panel,
.ah-price-panel,
.ah-faq-grid article,
.ah-eoi-form,
.ah-confirmation {
  border: 1px solid rgba(2, 72, 149, 0.34);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 22px 48px -38px rgba(2, 72, 149, 0.5);
}

.ah-trust-strip article {
  position: relative;
  min-width: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  /* left pad reserves space for the absolutely-placed icon, so the text stacks
     naturally and the blue lines top-align no matter how short the text is.
     min-height contains the 4.85rem icon so short items (e.g. the compliance
     card) don't let the icon spill into the gap below when the strip stacks on
     mobile — keeps the spacing between items consistent. */
  padding: 0.15rem 0.25rem 0.25rem 5.95rem;
  min-height: 5rem;
}

.ah-access-grid article {
  border: 0;
  background: transparent;
  box-shadow: none;
  padding: 0.25rem 0.25rem 0.25rem 0;
}

.ah-access-actions {
  justify-content: flex-start;
}

.ah-card-icon {
  display: block;
  width: 4.75rem;
  height: 4.75rem;
  margin: 0;
  object-fit: contain;
  filter:
    contrast(1.12)
    saturate(1.08)
    drop-shadow(0 10px 17px rgba(175, 133, 77, 0.17));
}

.ah-trust-strip .ah-card-icon {
  position: absolute;
  left: 0;
  top: 0;
  width: 4.85rem;
  height: 4.85rem;
}

.ah-nav-hidden {
  display: none !important;
}

.ah-confirmation-cta {
  display: inline-block;
  margin-top: 1rem;
}

.ah-confirmation-note {
  margin-top: 0.85rem;
  color: var(--ah-muted);
  font-size: 0.9rem;
}

.ah-screening-panel > .ah-card-icon,
.ah-faq-grid .ah-card-icon {
  width: 4.65rem;
  height: 4.65rem;
  margin-bottom: 0.85rem;
}

/* Audience call-out cards (Who is HBOT for?) */
.ah-audience-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.8rem, 2vw, 1.2rem);
}

.ah-audience-card {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  font: inherit;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1.4rem 1.35rem 1.2rem;
  border: 1px solid rgba(2, 72, 149, 0.34);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 22px 48px -38px rgba(2, 72, 149, 0.5);
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.ah-audience-card:hover,
.ah-audience-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--ah-bronze);
  box-shadow: 0 28px 54px -34px rgba(2, 72, 149, 0.62);
}

.ah-audience-card .ah-card-icon {
  width: 4.4rem;
  height: 4.4rem;
  margin-bottom: 0.1rem;
}

.ah-audience-card h3 {
  margin: 0;
  color: var(--ah-navy);
  font-size: 1.08rem;
  line-height: 1.22;
}

.ah-audience-card p {
  margin: 0;
  color: var(--ah-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.ah-audience-more {
  margin-top: auto;
  padding-top: 0.35rem;
  color: var(--ah-bronze);
  font-weight: 700;
  font-size: 0.85rem;
}

/* Read-more modal for the audience cards (keeps the home page short). */
.ah-modal[hidden] {
  display: none;
}

.ah-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.ah-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 20, 40, 0.55);
}

.ah-modal-panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 40rem;
  max-height: 85vh;
  overflow-y: auto;
  padding: clamp(1.5rem, 4vw, 2.3rem);
  background: var(--ah-white);
  border-radius: 14px;
  box-shadow: 0 40px 80px -30px rgba(2, 72, 149, 0.6);
}

.ah-modal-panel h2 {
  margin: 0.2rem 0 0.9rem;
  color: var(--ah-navy);
  text-wrap: balance;
}

.ah-modal-body p {
  margin: 0 0 0.9rem;
  color: var(--ah-ink);
  line-height: 1.6;
}

.ah-modal-actions {
  margin-top: 0.4rem;
}

.ah-modal-close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: var(--ah-soft);
  color: var(--ah-navy);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.ah-modal-close:hover {
  background: var(--ah-line);
}

.ah-modal-close:focus-visible {
  outline: 2px solid var(--ah-blue);
  outline-offset: 2px;
}

body.ah-modal-open {
  overflow: hidden;
}

.ah-modal-figure {
  margin: 0 0 1rem;
}

.ah-modal-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* Mechanism topic cards reuse .ah-audience-card, laid out 3-up. */
.ah-topics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.8rem, 2vw, 1.2rem);
}

@media (max-width: 720px) {
  .ah-topics-grid {
    grid-template-columns: 1fr;
  }
}

/* Chamber showcase band (further down the homepage) */
.ah-chamber-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.ah-chamber-visual > img {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 30px 55px -30px rgba(2, 72, 149, 0.4);
}

.ah-chamber-copy h2 {
  margin: 0.35rem 0 0.9rem;
  color: var(--ah-navy);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.12;
}

.ah-chamber-copy p {
  margin: 0 0 0.9rem;
  color: rgba(2, 72, 149, 0.82);
  line-height: 1.6;
}

.ah-chamber-copy .ah-redesign-actions {
  margin-top: 0.4rem;
}

/* Equipment and standards facts live here, not above the fold — they are
   specifications, not evidence that a session will do anything for you. */
.ah-chamber-specs {
  display: grid;
  gap: 0.6rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.ah-chamber-specs li {
  border-top: 1px solid rgba(2, 72, 149, 0.14);
  padding-top: 0.6rem;
}

.ah-chamber-specs strong {
  display: block;
  color: var(--ah-bronze);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ah-chamber-specs span {
  display: block;
  margin-top: 0.2rem;
  color: var(--ah-ink);
  font-size: 0.93rem;
  line-height: 1.5;
}

/* Pricing-card call to action */
.ah-price-cta {
  margin-top: 1.1rem;
  width: 100%;
  text-align: center;
}

/* ===== Health questionnaire wizard (/health-check) ===== */
.ah-hc {
  max-width: 46rem;
  margin: 0 auto;
  padding-top: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}

.ah-hc-head h1 {
  margin: 0.35rem 0 0.6rem;
  color: var(--ah-navy);
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.1;
}

.ah-hc-intro {
  margin: 0;
  color: rgba(2, 72, 149, 0.82);
  line-height: 1.6;
}

.ah-hc-progress {
  height: 8px;
  border-radius: 999px;
  background: rgba(2, 72, 149, 0.12);
  overflow: hidden;
  margin: 1.6rem 0 0.55rem;
}

.ah-hc-progress-bar {
  display: block;
  height: 100%;
  width: 10%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--ah-navy), var(--ah-blue));
  transition: width 0.3s ease;
}

.ah-hc-stepcount {
  margin: 0 0 1.35rem;
  color: var(--ah-bronze);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.ah-hc-step {
  border: 0;
  margin: 0;
  padding: 0;
  min-inline-size: 0;
}

.ah-hc-step-title {
  padding: 0;
  color: var(--ah-navy);
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 800;
  line-height: 1.15;
}

.ah-hc-step-blurb {
  margin: 0.5rem 0 1.3rem;
  color: var(--ah-muted);
  line-height: 1.55;
}

.ah-hc-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  margin-top: 0.5rem;
}

.ah-hc-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.ah-hc-field-wide {
  grid-column: 1 / -1;
}

.ah-hc-field > span {
  font-weight: 700;
  color: var(--ah-navy);
  font-size: 0.95rem;
}

.ah-hc-hint {
  color: var(--ah-muted);
  font-size: 0.82rem;
}

.ah-hc-field input,
.ah-hc-field select,
.ah-hc-field textarea,
.ah-hc-more {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid rgba(2, 72, 149, 0.28);
  border-radius: 8px;
  font: inherit;
  color: var(--ah-navy);
  background: #fff;
}

.ah-hc-field input:focus,
.ah-hc-field select:focus,
.ah-hc-field textarea:focus,
.ah-hc-more:focus {
  outline: 2px solid var(--ah-blue);
  outline-offset: 1px;
  border-color: var(--ah-blue);
}

.ah-hc-date {
  background: rgba(2, 72, 149, 0.05);
}

.ah-hc-questions {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.ah-hc-q {
  border: 1px solid rgba(2, 72, 149, 0.16);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.9);
}

.ah-hc-q-label {
  margin: 0 0 0.7rem;
  color: var(--ah-navy);
  font-weight: 600;
  line-height: 1.4;
}

.ah-hc-q-hint {
  margin: -0.3rem 0 0.7rem;
  padding: 0.6rem 0.75rem;
  background: rgba(2, 72, 149, 0.06);
  border-left: 3px solid var(--ah-blue);
  border-radius: 6px;
  color: rgba(2, 72, 149, 0.85);
  font-size: 0.85rem;
  line-height: 1.45;
}

.ah-hc-followup {
  margin: 0.9rem 0 0;
  padding: 0.9rem 1rem;
  background: rgba(2, 72, 149, 0.04);
  border: 1px dashed rgba(2, 72, 149, 0.25);
  border-radius: 8px;
}

.ah-hc-followup-label {
  margin: 0 0 0.6rem;
  font-weight: 600;
  color: var(--ah-navy);
}

.ah-hc-notice {
  margin: 0.85rem 0 0;
  padding: 0.8rem 0.9rem;
  background: rgba(180, 83, 9, 0.09);
  border-left: 4px solid #b45309;
  border-radius: 6px;
  color: #7c3a06;
  font-size: 0.88rem;
  line-height: 1.5;
}

.ah-hc-choices {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.ah-hc-choice {
  position: relative;
  flex: 1 1 auto;
  min-width: 5rem;
}

.ah-hc-choice input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.ah-hc-choice span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  box-sizing: border-box;
  text-align: center;
  padding: 0.55rem 0.75rem;
  border: 1px solid rgba(2, 72, 149, 0.28);
  border-radius: 8px;
  font-weight: 700;
  color: var(--ah-navy);
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ah-hc-choice input:hover + span {
  border-color: var(--ah-blue);
}

.ah-hc-choice input:focus-visible + span {
  outline: 2px solid var(--ah-blue);
  outline-offset: 1px;
}

.ah-hc-choice input:checked + span {
  background: var(--ah-navy);
  border-color: var(--ah-navy);
  color: #fff;
}

.ah-hc-more {
  margin-top: 0.7rem;
}

.ah-hc-consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(2, 72, 149, 0.16);
  border-radius: 10px;
  margin-bottom: 0.85rem;
  color: rgba(2, 72, 149, 0.9);
  line-height: 1.5;
}

.ah-hc-consent input {
  margin-top: 0.2rem;
  width: 1.15rem;
  height: 1.15rem;
}

.ah-hc-fineprint {
  margin: 1rem 0 0;
  color: var(--ah-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.ah-hc-nav {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.75rem;
  flex-wrap: wrap;
}

.ah-hc-nav .ah-hc-next,
.ah-hc-nav .ah-hc-submit {
  margin-left: auto;
}

/* The nav buttons use .ah-redesign-primary/secondary, which set display:inline-flex
   and would otherwise override the browser's [hidden] rule — so the JS-toggled
   `hidden` attribute is honoured here (Back on step 1, Continue on the last step,
   Submit before the last step all correctly disappear). */
.ah-hc-nav button[hidden] {
  display: none;
}

.ah-hc-status {
  margin: 0.85rem 0 0;
  color: #b3261e;
  font-weight: 600;
  min-height: 1.2em;
}

.ah-hc-confirm {
  text-align: center;
  padding: clamp(2rem, 5vw, 3.5rem) 1rem;
}

.ah-hc-confirm h2 {
  margin: 0.4rem 0 0.75rem;
  color: var(--ah-navy);
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
}

.ah-hc-confirm p {
  max-width: 34rem;
  margin: 0 auto 1.5rem;
  color: rgba(2, 72, 149, 0.82);
  line-height: 1.6;
}

.ah-hc-confirm-actions {
  justify-content: center;
  margin-top: 1.25rem;
}

/* Intro-call booking page (/book-call) */
.ah-consult-slots {
  margin-bottom: 1.4rem;
}

.ah-consult-loading,
.ah-consult-empty {
  margin: 0;
  color: rgba(2, 72, 149, 0.7);
  line-height: 1.55;
}

.ah-consult-slots-label {
  margin: 0 0 0.6rem;
  font-weight: 800;
  color: var(--ah-navy);
}

.ah-consult-slot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 0.6rem;
}

.ah-consult-slot {
  position: relative;
}

.ah-consult-slot input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.ah-consult-slot span {
  display: block;
  padding: 0.7rem 0.9rem;
  border: 1px solid rgba(2, 72, 149, 0.28);
  border-radius: 8px;
  font-weight: 600;
  color: var(--ah-navy);
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ah-consult-slot input:hover + span {
  border-color: var(--ah-blue);
}

.ah-consult-slot input:checked + span {
  background: var(--ah-navy);
  border-color: var(--ah-navy);
  color: #fff;
}

@media (max-width: 620px) {
  .ah-hc-fields {
    grid-template-columns: 1fr;
  }

  .ah-hc-nav .ah-hc-back {
    order: 2;
  }

  .ah-hc-nav .ah-hc-next,
  .ah-hc-nav .ah-hc-submit {
    order: 1;
    width: 100%;
    margin-left: 0;
  }
}

.ah-trust-strip small,
.ah-trust-strip strong {
  grid-column: 2;
}

.ah-trust-strip small {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--ah-bronze);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

.ah-trust-strip strong {
  display: block;
  color: var(--ah-navy);
  font-size: clamp(1rem, 1.35vw, 1.3rem);
  line-height: 1.15;
}

.ah-section {
  padding-top: clamp(2.5rem, 6vw, 5rem);
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.ah-section-heading {
  max-width: 55rem;
  margin-bottom: 1.4rem;
}

.ah-section-heading h2,
.ah-screening-panel h2,
.ah-price-panel h2,
.ah-contact-copy h2 {
  margin: 0;
  color: var(--ah-navy);
  font-size: clamp(1.45rem, 2.1vw, 2.25rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.ah-section-heading p,
.ah-screening-panel p,
.ah-price-panel p,
.ah-contact-copy p {
  color: var(--ah-muted);
  line-height: 1.65;
}

.ah-mechanism-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.ah-mechanism-grid article,
.ah-faq-grid article {
  padding: 1.1rem;
}

.ah-mechanism-grid span {
  display: inline-flex;
  color: var(--ah-blue);
  font-weight: 900;
  font-size: 0.78rem;
}

.ah-access-grid span {
  display: inline-flex;
  color: var(--ah-blue);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: .01em;
}

.ah-mechanism-grid h3,
.ah-access-grid h3,
.ah-pathway-grid h3,
.ah-faq-grid h3 {
  margin: 0.5rem 0 0;
  color: var(--ah-ink);
  font-size: 1.05rem;
}

.ah-mechanism-grid p,
.ah-access-grid p,
.ah-pathway-grid p,
.ah-faq-grid p {
  margin: 0.55rem 0 0;
  color: var(--ah-muted);
  font-size: 0.92rem;
  line-height: 1.58;
}

/* ── Homepage relevance / mechanism-bridge / evidence bands ──────────────────
   "Why oxygen matters" reuses .ah-mechanism-grid, so the three cards need no
   new layout — only the label treatment and the honesty line below them. */
.ah-relevance-section .ah-mechanism-grid span {
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ah-relevance-section .ah-mechanism-grid h3 {
  font-weight: 600;
  line-height: 1.45;
}

/* Effects, grouped by evidence tier into two panels. The tier lives in the
   panel header + top-accent bar (not a per-item pill), which reads cleaner and
   makes the physiology-vs-measured distinction structural — the compliance
   backbone, presented as design rather than fine print. */
.ah-effects {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.3rem 0 0;
}

@media (max-width: 640px) {
  .ah-effects {
    grid-template-columns: minmax(0, 1fr);
  }
}

.ah-effect-group {
  border: 1px solid rgba(2, 72, 149, 0.1);
  border-top-width: 4px;
  border-radius: 12px;
  padding: 1.1rem 1.25rem 1.2rem;
  box-shadow: 0 18px 30px -24px rgba(2, 72, 149, 0.4);
}

.ah-group-physiology {
  border-top-color: var(--ah-blue);
  background: linear-gradient(180deg, rgba(5, 126, 231, 0.09), rgba(255, 255, 255, 0.5));
}

.ah-group-measured {
  border-top-color: #c6984f;
  background: linear-gradient(180deg, rgba(198, 152, 79, 0.12), rgba(255, 255, 255, 0.5));
}

.ah-group-tier {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.ah-group-physiology .ah-group-tier {
  color: #0a5aa8;
}

.ah-group-measured .ah-group-tier {
  color: #9c6f2b;
}

.ah-group-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.ah-group-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--ah-navy);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.35;
}

.ah-group-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.44em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 3px;
  transform: rotate(45deg);
}

.ah-group-physiology li::before {
  background: var(--ah-blue);
}

.ah-group-measured li::before {
  background: #c6984f;
}

/* Gold step icon: sits at the top-right of each step, aligned with the label
   and title, complementing the existing card layout. Drawn at the same
   viewBox/stroke as the site's other gold icons for a consistent line. */
.ah-access-grid article {
  position: relative;
}

.ah-access-grid .ah-access-icon {
  position: absolute;
  top: 0.1rem;
  right: 0.35rem;
  width: 2.75rem;
  height: 2.75rem;
  margin: 0;
}

/* Keep the label + title clear of the icon; the description runs full width
   below it. */
.ah-access-grid article > span,
.ah-access-grid article > h3 {
  padding-right: 3.25rem;
}

/* Must stay visible, not a footnote: it is the line that stops "oxygen is
   needed for X" being read as "more oxygen improves X". */
.ah-honesty-note {
  max-width: 55rem;
  margin: 1.25rem 0 0;
  border-left: 3px solid var(--ah-bronze);
  padding-left: 0.9rem;
  color: #385d7b;
  font-size: 0.98rem;
  line-height: 1.6;
}

.ah-bridge-section .ah-screening-panel,
.ah-mechanisms-preview .ah-screening-panel {
  max-width: 56rem;
}

.ah-bridge-section .ah-redesign-secondary {
  margin-top: 1rem;
}

/* Graded evidence cards on /mechanisms/ — they carry more text than the
   relevance cards, so they get a little more room to breathe. */
.ah-evidence-grid article {
  padding: 1.25rem;
}

.ah-evidence-list {
  display: grid;
  gap: 0.7rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.ah-evidence-list li {
  border-left: 3px solid var(--ah-cyan);
  padding-left: 0.75rem;
  color: var(--ah-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.ah-evidence-list a,
.ah-modal-cite a {
  color: var(--ah-blue);
  font-weight: 700;
  text-decoration: underline;
}

.ah-modal-cite {
  margin-top: 1rem;
  color: var(--ah-muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

/* Optically align the icon's ring with the text's left edge — the icon SVGs
   carry ~8% transparent padding around the ring, which otherwise reads as the
   icon being indented from the copy below it. */
.ah-mechanisms-preview .ah-card-icon {
  margin-left: -0.375rem;
}

.ah-mechanisms-preview .ah-redesign-secondary {
  margin-top: 1rem;
}

.ah-pathway-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.ah-pathway-grid article {
  display: grid;
  align-content: start;
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  overflow: visible;
  padding: 0.55rem 0.35rem 0;
}

.ah-pathway-grid img {
  display: block;
  width: 100%;
  max-width: 9.1rem;
  height: auto;
  aspect-ratio: 1;
  justify-self: center;
  object-fit: contain;
  background: transparent;
  filter: drop-shadow(0 13px 18px rgba(175, 133, 77, 0.18));
}

.ah-pathway-grid div {
  margin-top: 0.95rem;
  border-top: 1px solid rgba(175, 133, 77, 0.34);
  padding: 0.95rem 0 0;
}

.ah-research-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  counter-reset: research-mechanism;
  list-style: none;
}

.ah-research-list li {
  display: grid;
  grid-template-columns: 2.15rem minmax(0, 1fr);
  gap: 0.8rem;
  align-items: start;
  border: 1px solid rgba(2, 72, 149, 0.3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 34px -32px rgba(2, 72, 149, 0.48);
  padding: 0.82rem 0.9rem;
  counter-increment: research-mechanism;
}

.ah-research-list li::before {
  content: counter(research-mechanism, decimal-leading-zero);
  display: inline-flex;
  grid-row: 1 / span 2;
  min-height: 2.15rem;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(175, 133, 77, 0.12);
  color: var(--ah-bronze);
  font-size: 0.72rem;
  font-weight: 900;
}

.ah-research-list strong {
  display: block;
  grid-column: 2;
  color: var(--ah-ink);
  font-size: 0.94rem;
  line-height: 1.25;
}

.ah-research-list span {
  display: block;
  grid-column: 2;
  margin-top: 0.28rem;
  color: var(--ah-muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.ah-pricing-section,
.ah-contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.85fr);
  gap: 1rem;
  align-items: start;
}

/* Size the two columns to their headings so each holds one line. */
.ah-pricing-section {
  grid-template-columns: minmax(0, 1.6fr) minmax(16rem, 1fr);
}

.ah-screening-panel,
.ah-price-panel,
.ah-eoi-form,
.ah-confirmation {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.ah-screening-panel ul {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.ah-screening-panel li {
  border-left: 3px solid var(--ah-cyan);
  padding-left: 0.75rem;
  color: #385d7b;
  font-weight: 700;
}

.ah-price-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid #b9d3e3;
  padding: 1rem 0;
  color: #294f70;
}

.ah-price-row.featured {
  border: 1px solid rgba(5, 126, 231, 0.34);
  border-radius: 8px;
  background: var(--ah-soft);
  padding: 1rem;
}

.ah-price-row strong {
  color: var(--ah-navy);
  font-size: 1.4rem;
}

.ah-faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.ah-contact-copy {
  align-self: start;
  padding-top: 0.75rem;
}

.ah-contact-points {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.ah-contact-points li {
  border-left: 3px solid var(--ah-cyan);
  padding-left: 0.75rem;
  color: #385d7b;
  font-weight: 700;
}

.ah-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.ah-eoi-form label {
  display: grid;
  gap: 0.35rem;
  color: #375d7a;
  font-size: 0.82rem;
  font-weight: 800;
}

.ah-eoi-form input,
.ah-eoi-form select,
.ah-eoi-form textarea {
  width: 100%;
  border: 1px solid #7fa8bf;
  border-radius: 8px;
  background: #fff;
  color: var(--ah-ink);
  font: inherit;
  font-weight: 500;
  padding: 0.72rem 0.76rem;
}

.ah-eoi-form input:focus,
.ah-eoi-form select:focus,
.ah-eoi-form textarea:focus {
  border-color: var(--ah-blue);
  box-shadow: 0 0 0 3px rgba(38, 208, 243, 0.26);
  outline: 0;
}

.ah-eoi-form textarea {
  resize: vertical;
}

.ah-eoi-form .wide,
.ah-check {
  grid-column: 1 / -1;
}

.ah-check {
  display: flex !important;
  grid-template-columns: none !important;
  align-items: flex-start;
  gap: 0.55rem !important;
  margin-top: 0.8rem;
  font-weight: 600 !important;
  line-height: 1.45;
}

.ah-check input {
  width: auto;
  margin-top: 0.12rem;
}

/* Structured session-time preference picker (feeds the admin demand heatmap).
   Two columns pair weekday/weekend at each time of day; collapses to one on
   narrow screens. */
.ah-timeband {
  grid-column: 1 / -1;
  border: 1px solid #cfe0ec;
  border-radius: 10px;
  padding: 0.85rem 0.9rem 0.95rem;
  margin: 0;
  background: #f6fafd;
}
.ah-timeband legend {
  padding: 0 0.35rem;
  color: #375d7a;
  font-size: 0.82rem;
  font-weight: 800;
}
.ah-timeband legend span {
  display: block;
  margin-top: 0.15rem;
  font-weight: 500;
  font-size: 0.76rem;
  color: #5b7791;
}
.ah-timeband-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem 0.9rem;
  margin-top: 0.7rem;
}
.ah-timeband-grid label {
  display: flex !important;
  grid-template-columns: none !important;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ah-ink);
  cursor: pointer;
}
.ah-timeband-grid input {
  width: auto;
  margin: 0;
}
@media (max-width: 640px) {
  .ah-timeband-grid {
    grid-template-columns: 1fr;
  }
}

.ah-eoi-form button {
  margin-top: 1rem;
}

/* Request-a-callback section: a slim phone-first form that reuses the enquiry
   form's field treatment, plus three "Free" benefit chips in the copy column. */
.ah-callback-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.85fr);
  gap: 1rem;
  align-items: start;
}

.ah-callback-copy {
  align-self: start;
  padding-top: 0.75rem;
}

.ah-callback-benefits {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.ah-callback-benefits li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border: 1px solid rgba(5, 126, 231, 0.28);
  border-radius: 10px;
  background: var(--ah-soft);
  padding: 0.7rem 0.75rem;
  color: #375d7a;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.35;
}

.ah-callback-benefits li span {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ah-blue);
}

.ah-callback-call {
  margin-top: 1.2rem;
  color: #385d7b;
  font-weight: 700;
}

.ah-callback-form {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1.2rem, 3vw, 2rem);
}

.ah-callback-form label {
  display: grid;
  gap: 0.35rem;
  color: #375d7a;
  font-size: 0.82rem;
  font-weight: 800;
}

.ah-callback-form input {
  width: 100%;
  border: 1px solid #7fa8bf;
  border-radius: 8px;
  background: #fff;
  color: var(--ah-ink);
  font: inherit;
  font-weight: 500;
  padding: 0.72rem 0.76rem;
}

.ah-callback-form input:focus {
  border-color: var(--ah-blue);
  box-shadow: 0 0 0 3px rgba(38, 208, 243, 0.26);
  outline: 0;
}

.ah-callback-form button {
  margin-top: 0.6rem;
}

.ah-callback-microcopy {
  margin: 0;
  color: #6c7f92;
  font-size: 0.8rem;
  text-align: center;
}

.ah-form-status {
  min-height: 1.3rem;
  color: #9f3a2f;
  font-weight: 700;
}

.ah-hidden-field {
  position: absolute;
  left: -9999px;
}

.ah-confirmation h3 {
  margin: 0;
  color: var(--ah-navy);
}

.ah-confirmation p {
  color: var(--ah-muted);
}

.ah-redesign-home .site-footer-grid {
  grid-template-columns: minmax(0, 1.25fr) minmax(13.5rem, 0.85fr) minmax(0, 0.8fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.ah-redesign-home .site-footer-grid > div {
  min-width: 0;
}

.ah-redesign-home .footer-link {
  overflow-wrap: anywhere;
  word-break: normal;
  line-height: 1.55;
}

@media (max-width: 1040px) {
  .ah-redesign-hero,
  .ah-mechanisms-hero,
  .ah-pricing-section,
  .ah-chamber-section,
  .ah-contact-section,
  .ah-callback-section {
    grid-template-columns: 1fr;
  }

  .ah-redesign-visual > img {
    max-height: 34vh;
  }

  /* Mobile: drop the absolute bleed; show the photo as a full-viewport-width
     band below the copy (right edge bleeds to the screen edge, bottom feathers). */
  .ah-redesign-hero .ah-redesign-visual {
    position: static;
    top: auto;
    right: auto;
    width: auto;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
  }

  .ah-redesign-hero .ah-redesign-copy {
    max-width: none;
  }

  .ah-redesign-visual > img.ah-hero-photo {
    max-height: 52vh;
  }

  .ah-mechanism-grid,
  .ah-trust-strip,
  .ah-access-grid,
  .ah-audience-grid,
  .ah-pathway-grid,
  .ah-research-list,
  .ah-faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .ah-redesign-hero,
  .ah-mechanisms-hero {
    min-height: auto;
    padding-top: 1.5rem;
  }

  .ah-redesign-copy h1,
  .ah-mechanisms-copy h1,
  .ah-redesign-hero .ah-redesign-copy h1 {
    max-width: 16ch;
    font-size: clamp(1.57rem, 8vw, 2.37rem);
  }

  .ah-trust-strip,
  .ah-access-grid,
  .ah-audience-grid,
  .ah-mechanism-grid,
  .ah-pathway-grid,
  .ah-research-list,
  .ah-faq-grid,
  .ah-form-grid {
    grid-template-columns: 1fr;
  }

  .ah-audience-block {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .ah-pathway-grid img {
    max-width: 8rem;
  }

  .ah-redesign-actions {
    flex-direction: column;
  }

  .ah-redesign-primary,
  .ah-redesign-secondary {
    width: 100%;
  }
}

/* ===========================================================================
   Informed consent page (/consent)
   =========================================================================== */
.ah-consent-doc {
  margin: 1.5rem 0 0;
  padding: clamp(1rem, 3vw, 1.6rem);
  max-height: 26rem;
  overflow-y: auto;
  border: 1px solid rgba(2, 72, 149, 0.16);
  border-radius: 12px;
  background: rgba(2, 72, 149, 0.03);
}

.ah-consent-doc:focus-visible {
  outline: 2px solid var(--ah-blue);
  outline-offset: 2px;
}

.ah-consent-docmeta {
  margin: 0 0 1rem;
  color: var(--ah-bronze);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.ah-consent-section {
  margin: 0 0 1.35rem;
}

.ah-consent-section:last-child {
  margin-bottom: 0;
}

.ah-consent-section h2 {
  margin: 0 0 0.5rem;
  color: var(--ah-navy);
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  font-weight: 800;
  line-height: 1.2;
}

.ah-consent-section p {
  margin: 0;
  color: rgba(2, 72, 149, 0.86);
  line-height: 1.6;
}

.ah-consent-section ul {
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  color: rgba(2, 72, 149, 0.86);
  line-height: 1.55;
}

.ah-consent-section li {
  margin-bottom: 0.4rem;
}

.ah-consent-acks {
  border: 0;
  margin: 1.6rem 0 0;
  padding: 0;
  min-inline-size: 0;
}

.ah-consent-acks legend {
  padding: 0;
  margin-bottom: 0.75rem;
  color: var(--ah-navy);
  font-weight: 800;
  font-size: 1.05rem;
}

.ah-consent-gate {
  margin: 1.5rem 0 0;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid rgba(2, 72, 149, 0.16);
  border-radius: 12px;
  background: rgba(2, 72, 149, 0.03);
  color: rgba(2, 72, 149, 0.9);
  line-height: 1.6;
}

.ah-consent-gate > p {
  margin: 0;
}

/* ===========================================================================
   Day-1 re-confirmation page (/reconfirm)
   =========================================================================== */
.ah-reconfirm-change {
  border: 0;
  margin: 0.5rem 0 0;
  padding: 0;
  min-inline-size: 0;
}

.ah-reconfirm-change legend {
  padding: 0;
  margin-bottom: 0.75rem;
  color: var(--ah-navy);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.3;
}

.ah-reconfirm-details {
  margin-top: 0.9rem;
}

/* Access CTA lead-in + enquiry "what happens next" callout */
.ah-access-cta-label {
  margin: 1.5rem 0 0;
  color: var(--ah-navy);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

/* Group the label with the button beneath it: clear space above (away from
   the paragraph), only a small gap down to the "Start here" button. */
.ah-access-cta-label + .ah-redesign-actions {
  margin-top: 0.5rem;
}

.ah-contact-next {
  margin: 0 0 1.1rem;
  padding: 0.75rem 0.95rem;
  background: rgba(2, 72, 149, 0.05);
  border-left: 3px solid var(--ah-bronze);
  border-radius: 6px;
  color: var(--ah-ink);
  font-size: 0.92rem;
  line-height: 1.55;
}

.ah-contact-next strong {
  color: var(--ah-navy);
}

/* Mechanism visuals: oxygen-under-pressure illustration pairs */
.ah-viz-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.ah-viz-pair {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ah-viz-pair-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ah-navy);
  letter-spacing: -0.01em;
}

.ah-viz-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.ah-viz-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem;
  background: var(--ah-white);
  border: 1px solid var(--ah-line);
  border-radius: 14px;
  box-shadow: 0 12px 28px -22px rgba(2, 72, 149, 0.5);
}

.ah-viz-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  background: var(--ah-white);
}

.ah-viz-heading {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ah-navy);
  letter-spacing: -0.01em;
  text-wrap: balance;
  /* Reserve two lines so the paired images start at the same height. */
  min-height: 2.7em;
}

.ah-viz-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ah-ink);
}

.ah-viz-tag {
  align-self: flex-start;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ah-muted);
  background: var(--ah-soft);
  border: 1px solid var(--ah-line);
}

.ah-viz-tag-blue {
  color: var(--ah-white);
  background: linear-gradient(135deg, var(--ah-navy), var(--ah-blue));
  border-color: transparent;
}

.ah-viz-note {
  margin: 0;
  font-size: 0.82rem;
  color: var(--ah-muted);
  font-style: italic;
}

.ah-viz-single {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem;
  background: var(--ah-white);
  border: 1px solid var(--ah-line);
  border-radius: 14px;
  box-shadow: 0 12px 28px -22px rgba(2, 72, 149, 0.5);
}

.ah-viz-single img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  border-radius: 10px;
}

/* Keep the illustration figures to a readable, centred column rather than
   letting them fill the full page width. */
.ah-viz-pair {
  width: 100%;
  max-width: 860px;
}

.ah-viz-single {
  width: 100%;
  max-width: 580px;
}

.ah-viz-etc {
  max-width: 820px;
}

/* Research mechanism reference — collapsed by default so it reads as an
   appendix rather than a third parallel section. */
.ah-research-details {
  border: 1px solid var(--ah-line);
  border-radius: 12px;
  background: var(--ah-white);
  padding: 0 1.15rem;
}

.ah-research-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 0;
  font-weight: 700;
  color: var(--ah-navy);
}

.ah-research-summary::-webkit-details-marker {
  display: none;
}

.ah-research-summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 999px;
  background: var(--ah-soft);
  border: 1px solid var(--ah-line);
  color: var(--ah-blue);
  font-weight: 800;
  line-height: 1;
}

.ah-research-details[open] .ah-research-summary::before {
  content: "\2013";
}

.ah-research-details[open] .ah-research-summary {
  border-bottom: 1px solid var(--ah-line);
}

.ah-research-details .ah-research-list {
  padding-top: 1.1rem;
  padding-bottom: 0.6rem;
}

/* Research spotlight — graphic image starts hazed with a warning, reveals on tap. */
.ah-spotlight-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  max-width: 640px;
}

.ah-spotlight-media {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--ah-line);
  background: var(--ah-soft);
}

.ah-spotlight-img {
  display: block;
  width: 100%;
  height: auto;
  filter: blur(16px);
  transform: scale(1.06);
  transition: filter 0.25s ease, transform 0.25s ease;
}

.ah-spotlight-media.is-revealed .ah-spotlight-img {
  filter: none;
  transform: none;
}

.ah-spotlight-veil {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 1rem;
  border: 0;
  cursor: pointer;
  text-align: center;
  color: #fff;
  background: rgba(18, 48, 79, 0.46);
}

.ah-spotlight-media.is-revealed .ah-spotlight-veil {
  display: none;
}

.ah-spotlight-veil-icon {
  font-size: 1.7rem;
  line-height: 1;
}

.ah-spotlight-veil-title {
  font-weight: 800;
  font-size: 1.02rem;
}

.ah-spotlight-veil-note {
  font-size: 0.85rem;
  max-width: 22rem;
  opacity: 0.94;
}

.ah-spotlight-hide {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: none;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(18, 48, 79, 0.6);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
}

.ah-spotlight-media.is-revealed .ah-spotlight-hide {
  display: inline-flex;
}

.ah-spotlight-veil:focus-visible,
.ah-spotlight-hide:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.ah-spotlight-caption {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ah-ink);
}

.ah-spotlight-cite {
  display: block;
  margin-top: 0.7rem;
  font-size: 0.8rem;
  color: var(--ah-muted);
}

.ah-spotlight-cite a {
  color: var(--ah-blue);
}

@media (prefers-reduced-motion: reduce) {
  .ah-spotlight-img,
  .ah-audience-card,
  .ah-hc-choice span,
  .ah-consult-slot span {
    transition: none;
  }

  .ah-audience-card:hover,
  .ah-audience-card:focus-visible {
    transform: none;
  }
}

/* Research spotlight: stacked layout, key-finding callout, and flap-survival chart. */
.ah-spotlight-section {
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.ah-spotlight-section .ah-section-heading {
  margin-bottom: 0;
}

.ah-flap-callout {
  margin: 0;
  max-width: 640px;
  padding: 0.85rem 1rem;
  background: var(--ah-soft);
  border-left: 4px solid var(--ah-blue);
  border-radius: 8px;
  color: var(--ah-navy);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.45;
}

.ah-flapgrid {
  max-width: 560px;
  overflow-x: auto;
}

.ah-flapgrid-title {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ah-muted);
}

.ah-flapgrid-table {
  width: 100%;
  border-collapse: collapse;
}

.ah-flapgrid-table th,
.ah-flapgrid-table td {
  padding: 0.7rem 0.85rem;
  text-align: center;
  border: 1px solid var(--ah-line);
}

.ah-flapgrid-table thead th {
  background: var(--ah-soft);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ah-muted);
  line-height: 1.3;
}

.ah-flapgrid-table tbody th {
  background: var(--ah-soft);
  text-align: left;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ah-ink);
  white-space: nowrap;
}

.ah-flapgrid-table td {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--ah-navy);
  font-variant-numeric: tabular-nums;
}

.ah-flapgrid-table thead th.ah-flapgrid-hbotcol {
  color: var(--ah-navy);
}

.ah-flapgrid-table td.ah-flapgrid-hbotcol {
  color: var(--ah-blue);
}

.ah-flapgrid-table td.ah-flapgrid-key {
  background: linear-gradient(135deg, var(--ah-navy), var(--ah-blue));
  color: #fff;
}

.ah-consult-retry {
  border: 0;
  padding: 0;
  background: none;
  color: var(--ah-blue);
  font: inherit;
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

.ah-pw-toggle {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.3rem 0;
  border: 0;
  background: none;
  color: var(--ah-blue);
  font: inherit;
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

/* Pre-launch announcement bar (injected at the top of the body). */
.ah-announce {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 2.75rem 0.5rem 1rem;
  background: linear-gradient(90deg, var(--ah-navy), var(--ah-blue) 55%, var(--ah-cyan));
  color: #fff;
  text-align: center;
}

.ah-announce-text {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  line-height: 1.35;
}

.ah-announce-text strong {
  font-weight: 800;
}

/* Attention sweep: a warm gold band travels through the banner text left to
   right (2s sweep, 2s rest). Implemented as a gradient clipped to the glyphs
   so the bar itself stays calm. */
.ah-announce-text > strong,
.ah-announce-text > span:not(.ah-announce-sep),
.ah-announce-cta {
  background-image: linear-gradient(100deg, #fff 42%, #ffb85c 50%, #fff 58%);
  background-size: 300% 100%;
  background-repeat: no-repeat;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: ah-announce-sweep 4s ease-in-out infinite;
}

/* Positions stay within 0-100% so the 300%-wide gradient always covers the
   glyphs — outside that range the fill vanishes and text disappears. 100%->0%
   parks the band just off-screen each side and sweeps it left to right. */
@keyframes ah-announce-sweep {
  0% {
    background-position: 100% 0;
  }
  50% {
    background-position: 0% 0;
  }
  100% {
    background-position: 0% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ah-announce-text > strong,
  .ah-announce-text > span:not(.ah-announce-sep),
  .ah-announce-cta {
    animation: none;
    background-image: none;
    color: #fff;
    -webkit-text-fill-color: currentColor;
  }
}

.ah-announce-sep {
  opacity: 0.6;
}

.ah-announce-cta {
  color: #fff;
  font-weight: 800;
  text-decoration: underline;
  /* The sweep makes the glyph fill transparent — keep the underline visible. */
  text-decoration-color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
}

.ah-announce-close {
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 999px;
  background: none;
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.ah-announce-close:hover {
  background: rgba(255, 255, 255, 0.18);
}

.ah-announce-cta:focus-visible,
.ah-announce-close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.ah-redesign-primary:focus-visible,
.ah-redesign-secondary:focus-visible {
  outline: 2px solid var(--ah-blue);
  outline-offset: 2px;
}

.ah-spotlight-cite-groups {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--ah-muted);
}

.ah-viz-single figcaption {
  margin: 0;
  max-width: 46rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ah-ink);
}

@media (max-width: 720px) {
  .ah-viz-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Enquiry-form controls at >=16px so iOS doesn't zoom/jump on field focus. */
.ah-eoi-form input,
.ah-eoi-form select,
.ah-eoi-form textarea {
  font-size: 1rem;
}

/* Mobile fixes: let the long hero headline wrap (it was nowrap → horizontal
   scroll on ~360px phones), and stack the footer grid. */
@media (max-width: 680px) {
  .ah-title-line {
    white-space: normal;
  }

  .ah-redesign-home .site-footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Header conversion CTA: "Apply for access" sits beside the blue Patient
   portal pill; the portal pill keeps its blue style and stays at the right
   edge. The header is a grid (brand | nav | pill), so when the injected CTA is
   present we open a fourth column and pin each pill explicitly. */
.ah-apply-pill {
  grid-column: 3;
  justify-self: end;
  white-space: nowrap;
  margin-right: 0.45rem;
}

.site-header-inner:has(.ah-apply-pill) {
  grid-template-columns: auto minmax(0, 1fr) auto auto;
}

.site-header-inner:has(.ah-apply-pill) .portal-pill:not(.ah-apply-pill) {
  grid-column: 4;
  justify-self: end;
  margin-right: 0;
}

/* Both header pills: slightly smaller, flush to the header's right edge. */
.site-header-inner .portal-pill {
  padding: 0.62rem 0.95rem;
  font-size: 0.9rem;
  border-radius: 0.75rem;
}

/* Header layout fix: brand hard-left, then nav links + both CTAs pushed flush
   to the right content edge — the same 1.5rem page boundary the hero image
   lines up with. The base SPA grid wasn't distributing its slack, so the whole
   nav/button cluster was stranded mid-header with dead space on the right.
   Flex + margin-left:auto on the nav absorbs the slack before the nav, moving
   everything after the brand to the right. Desktop only (mobile uses the
   hamburger below 861px). */
@media (min-width: 861px) {
  .site-header-render .site-header-inner {
    display: flex;
    align-items: center;
    gap: 0.9rem;
  }

  .site-header-render .site-nav-render {
    margin-left: auto;
  }
}

@media (max-width: 860px) {
  /* The mobile menu already carries "Apply for access" as its first item. */
  .ah-apply-pill {
    display: none;
  }
}

.mobile-nav-link.ah-apply-mobile {
  font-weight: 700;
  color: var(--ah-navy, #024895);
}

/* Enquiry-form required/optional hint. */
.ah-form-hint {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: var(--ah-muted);
}

/* Business-card landing (/card) — the printed card's QR points here. */
.ah-card .ah-hc-head {
  max-width: 34rem;
}

.ah-card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.75rem;
  max-width: 22rem;
}

.ah-card-actions .ah-card-action {
  justify-content: center;
  text-align: center;
}

.ah-card-lines {
  margin-top: 2rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: rgba(3, 39, 80, 0.75);
}

.ah-card-lines a {
  color: var(--ah-navy, #024895);
  text-decoration: none;
  font-weight: 600;
}

.ah-card-lines a:hover {
  text-decoration: underline;
}

/* Contact section: phone alternative + FAQ closing link + price sub-note. */
.ah-contact-call {
  margin-top: 0.9rem;
  font-weight: 600;
}

.ah-contact-call a {
  color: var(--ah-navy, #024895);
}

.ah-faq-more {
  margin-top: 1.4rem;
  color: var(--ah-muted);
}

.ah-price-sub {
  display: block;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--ah-muted);
}

/* ===== Contained rising "oxygen" bubbles (blue zones only) + scroll reveal ===== */
/* Bubbles are NOT a page-wide overlay — they live INSIDE each cobalt/blue element
   (announcement bar, footer, blue buttons). Each host gets a positioned, clipped
   stacking context; the bubble layer sits at z-index:-1 so bubbles rise over the
   blue fill but stay BEHIND the element's text/label. */
.ah-announce,
.site-footer-premium {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.ah-bubble-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}
.ah-bubble {
  position: absolute;
  bottom: 0;
  border-radius: 50%;
  opacity: 0;
  background:
    radial-gradient(circle at 34% 30%, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.2) 40%, rgba(214, 234, 255, 0.16) 66%, rgba(255, 255, 255, 0.05) 100%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow:
    inset 0 1px 4px rgba(255, 255, 255, 0.7),
    inset 0 -2px 6px rgba(1, 72, 149, 0.16);
  will-change: transform, opacity;
  animation-name: ahBubbleRise;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}
/* GPU-composited translate3d (not `top`) so the rise is smooth, never jittery.
   --ah-rise is the per-host travel distance in px (host height + a margin), set
   in JS; --ah-drift is a small horizontal wobble. */
@keyframes ahBubbleRise {
  0% { opacity: 0; transform: translate3d(0, 0, 0) scale(0.8); }
  14% { opacity: 0.8; }
  78% { opacity: 0.45; }
  100% {
    opacity: 0;
    transform: translate3d(var(--ah-drift, 6px), calc(-1 * var(--ah-rise, 120px)), 0) scale(1.05);
  }
}
.ah-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.ah-reveal.ah-reveal-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .ah-bubble-layer { display: none !important; }
  .ah-reveal,
  .ah-reveal.ah-reveal-in { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ===== Premium micro-motion: CTA sheen + trust-icon float (2026-07) ===== */
/* A slow diagonal light-glint sweeps across the primary CTA on hover/focus —
   reads as "polished glass", on-theme with the oxygen motif. Clipped to the
   button's rounded corners; brief and translucent so the label stays readable. */
.ah-redesign-primary {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.ah-redesign-primary::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 46%;
  pointer-events: none;
  background: linear-gradient(
    100deg,
    transparent 0%,
    rgba(255, 255, 255, 0.5) 50%,
    transparent 100%
  );
  transform: translateX(-165%);
  z-index: 1;
}
.ah-redesign-primary:hover::after,
.ah-redesign-primary:focus-visible::after {
  animation: ahSheen 0.9s ease-out;
}
@keyframes ahSheen {
  0% {
    transform: translateX(-165%);
  }
  100% {
    transform: translateX(260%);
  }
}

/* Barely-there vertical "breathing" bob on the three trust-badge icons, each
   offset so the row drifts out of sync (never in a synchronised bounce). */
.ah-trust-strip article .ah-card-icon {
  animation: ahFloaty 6s ease-in-out infinite;
  will-change: transform;
}
.ah-trust-strip article:nth-child(2) .ah-card-icon {
  animation-delay: -2s;
}
.ah-trust-strip article:nth-child(3) .ah-card-icon {
  animation-delay: -4s;
}
@keyframes ahFloaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ah-redesign-primary::after {
    display: none !important;
  }
  .ah-trust-strip article .ah-card-icon {
    animation: none !important;
  }
}

/* IBUM certification badge in the footer Credentials block (white knockout on
   the cobalt footer). */
.footer-credential-logo {
  display: block;
  height: 55px;
  width: auto;
  margin: 0 0 0.55rem;
  opacity: 0.95;
}