/* Asia Longevity: shared stylesheet (mobile-first) */

:root {
  --background: #faf7f2;
  --surface: #f1e9e1;
  --text: #0d2236;
  --muted: #5b6573;
  --primary: #013a63;
  --primary-text: #ffffff;
  --accent: #c48a74;
  --dark: #0a2338;
  --dark-text: #f4e2da;

  --hairline: color-mix(in srgb, var(--text) 16%, transparent);
  --hairline-dark: color-mix(in srgb, var(--dark-text) 22%, transparent);

  --font-display: "Schibsted Grotesk", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: clamp(1.0625rem, 1rem + 0.2vw, 1.125rem);
  --fs-lg: clamp(1.1875rem, 1.1rem + 0.4vw, 1.375rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.7vw, 1.625rem);
  --fs-h2: clamp(1.875rem, 1.4rem + 2.2vw, 3.25rem);
  --fs-h1: clamp(2.375rem, 1.6rem + 4vw, 4.75rem);
  --fs-figure: clamp(3rem, 8vw, 6rem);

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: clamp(4rem, 3rem + 5vw, 7.5rem);

  --radius: 4px;
  --radius-sm: 2px;
  --wrap: 76rem;
  --gutter: clamp(1.25rem, 0.8rem + 2.5vw, 3rem);
  --header-h: 4.5rem;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  overflow-wrap: break-word;
}

img, iframe, svg { max-width: 100%; display: block; }
img { height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.01em; line-height: 1.2; }
p { margin: 0 0 var(--space-2); }
ul, ol { margin: 0; padding: 0; }

a { color: var(--primary); text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--accent); }

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
.on-dark :focus-visible, .on-dark:focus-visible { outline-color: var(--dark-text); }

.skip-link {
  position: absolute;
  inset-inline-start: var(--space-2);
  top: -4rem;
  z-index: 200;
  background: var(--primary);
  color: var(--primary-text);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
}
.skip-link:focus { top: var(--space-2); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--space-6); }
.section--surface { background: var(--surface); }
.section--dark { background: var(--dark); color: var(--dark-text); }
.section--dark a { color: var(--dark-text); }
.section--primary { background: var(--primary); color: var(--primary-text); }
.section--primary a { color: var(--primary-text); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin: 0 0 var(--space-2);
}
.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--accent);
  flex: none;
}
.section--dark .eyebrow, .section--primary .eyebrow { color: var(--dark-text); }

.lede { font-size: var(--fs-lg); color: var(--muted); max-width: 40rem; }
.section--dark .lede, .section--primary .lede { color: var(--dark-text); }

.section-head { max-width: 48rem; margin-bottom: var(--space-5); }
.section-head--split {
  max-width: none;
  display: grid;
  gap: var(--space-3);
  align-items: end;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn svg { width: 1.2rem; height: 1.2rem; flex: none; }
.btn--primary { background: var(--primary); color: var(--primary-text); }
.btn--primary:hover { background: var(--dark); }
.btn--ghost { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn--ghost:hover { background: var(--primary); color: var(--primary-text); }
.btn--accent { background: var(--accent); color: var(--dark); }
.btn--accent:hover { background: var(--dark-text); }
.btn--light { border-color: var(--dark-text); color: var(--dark-text); background: transparent; }
.btn--light:hover { background: var(--dark-text); color: var(--dark); }
.section--dark .btn--accent, .section--primary .btn--accent { color: var(--dark); }
.section--dark .btn--light:hover, .section--primary .btn--light:hover { color: var(--dark); }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.btn-row .btn { flex: 1 1 15rem; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 3rem;
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-block: 0.25rem;
}
.text-link span[aria-hidden] { display: inline-block; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--background) 96%, transparent);
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: saturate(1.2);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: var(--header-h);
}
.brand {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  flex: 0 1 auto;
  min-width: 0;
}
.brand img {
  width: clamp(9.5rem, 40vw, 12.5rem);
  height: auto;
  aspect-ratio: 1220 / 324;
  border-radius: var(--radius-sm);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 3rem;
  min-height: 3rem;
  padding: 0 0.85rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  font: 600 0.9375rem var(--font-display);
  cursor: pointer;
}
.nav-toggle__bars { position: relative; width: 1.25rem; height: 2px; background: currentColor; }
.nav-toggle__bars::before, .nav-toggle__bars::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  height: 2px;
  background: currentColor;
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }

.site-nav {
  display: none;
  position: absolute;
  inset-inline: 0;
  top: 100%;
  background: var(--background);
  border-bottom: 1px solid var(--hairline);
  padding: var(--space-2) var(--gutter) var(--space-4);
  max-height: calc(100vh - var(--header-h));
  max-height: calc(100dvh - var(--header-h));
  overflow-y: auto;
}
.no-js .site-nav, .site-nav.is-open { display: block; }
.no-js .nav-toggle { display: none; }
.no-js .site-nav { position: static; padding: 0 0 var(--space-2); border: 0; }
.site-nav ul { list-style: none; }
.site-nav li { border-bottom: 1px solid var(--hairline); }
.site-nav a {
  display: flex;
  align-items: center;
  min-height: 3.25rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--text);
  text-decoration: none;
}
.site-nav a.is-active, .site-nav a[aria-current="page"] { color: var(--primary); box-shadow: inset 3px 0 0 var(--accent); padding-inline-start: 0.85rem; }
.site-nav .nav-cta { margin-top: var(--space-3); display: grid; gap: var(--space-1); }
.site-nav .nav-cta .btn { width: 100%; }
.site-nav .nav-cta .btn--primary { color: var(--primary-text); }
.site-nav .nav-cta .btn--ghost { color: var(--primary); }
.site-nav .nav-cta .btn--ghost:hover { color: var(--primary-text); }

/* Hero */
.hero { padding-block: 0 var(--space-5); }
.hero__grid { display: grid; gap: var(--space-4); }
.hero__media {
  margin-inline: calc(var(--gutter) * -1);
  position: relative;
}
.hero__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  max-height: 34vh;
  object-fit: cover;
  object-position: 55% 50%;
}
.hero__media figcaption {
  position: absolute;
  inset-inline-end: 0;
  bottom: 0;
  background: var(--dark);
  color: var(--dark-text);
  font-size: var(--fs-xs);
  padding: 0.35rem 0.75rem;
  letter-spacing: 0.04em;
}
.hero h1 { margin-bottom: var(--space-2); font-size: clamp(2.25rem, 1.4rem + 3.6vw, 3.5rem); text-wrap: balance; }
.hero__sub { font-size: var(--fs-base); }
.hero h1 em { font-style: normal; color: var(--primary); display: block; }
.hero__sub { font-size: var(--fs-lg); color: var(--muted); max-width: 34rem; }
.proof {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.85rem;
  padding-block: var(--space-2);
  margin-block: var(--space-3);
  border-block: 1px solid var(--hairline);
  font-size: var(--fs-sm);
  color: var(--muted);
}
.proof strong { color: var(--text); font-family: var(--font-display); font-size: 1.0625rem; }
.proof .stars { color: var(--primary); letter-spacing: 0.08em; }
.proof a { color: var(--text); }

/* Page hero (inner pages) */
.page-hero { padding-block: var(--space-5) var(--space-5); border-bottom: 1px solid var(--hairline); }
.page-hero__grid { display: grid; gap: var(--space-4); align-items: end; }
.page-hero h1 { font-size: clamp(2.25rem, 1.6rem + 3.2vw, 4rem); }
.page-hero__media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius); }
.breadcrumb { font-size: var(--fs-sm); color: var(--muted); margin-bottom: var(--space-3); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.breadcrumb li + li::before { content: "/"; margin-inline-end: 0.5rem; color: var(--accent); }
.breadcrumb a { color: var(--muted); }

/* Signature: credentials strip */
.credentials { background: var(--dark); color: var(--dark-text); padding-block: var(--space-5); }
.credentials h2 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  margin-bottom: var(--space-4);
  color: var(--dark-text);
}
.credentials__list { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.credentials__item {
  padding: var(--space-3) var(--space-2) var(--space-3) 0;
  border-top: 1px solid var(--hairline-dark);
  min-width: 0;
}
.credentials__item:nth-child(even) { padding-inline-start: var(--space-2); border-inline-start: 1px solid var(--hairline-dark); }
.figure {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-figure);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--accent);
  white-space: nowrap;
}
.figure small { font-size: 0.5em; letter-spacing: 0; margin-inline-start: 0.05em; }
.credentials__label {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.credentials__source { display: block; margin-top: 0.35rem; font-size: var(--fs-sm); line-height: 1.45; color: color-mix(in srgb, var(--dark-text) 85%, var(--dark)); }

/* Playbook steps */
.steps { list-style: none; border-top: 1px solid var(--hairline); counter-reset: none; }
.step {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: var(--space-2);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--hairline);
}
.step__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.75rem);
  line-height: 1;
  color: var(--primary);
  border-top: 2px solid var(--accent);
  padding-top: 0.5rem;
  align-self: start;
}
.step h3 { margin-bottom: 0.35rem; }
.step__aside { grid-column: 2; }
.step__line { font-family: var(--font-display); font-weight: 600; color: var(--text); font-size: var(--fs-lg); line-height: 1.35; }
.step p { color: var(--muted); }
.step__list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: var(--space-2); }
.step__list li { font-size: var(--fs-sm); padding: 0.25rem 0.65rem; border: 1px solid var(--hairline); border-radius: var(--radius-sm); background: var(--background); }

.playbook-grid { display: grid; gap: var(--space-5); }
.mood-figure { margin: 0; }
.mood-figure img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius); }
.mood-figure figcaption { margin-top: 0.5rem; font-size: var(--fs-xs); color: var(--muted); }
.note { font-size: var(--fs-sm); color: var(--muted); border-inline-start: 2px solid var(--accent); padding-inline-start: var(--space-2); margin-top: var(--space-3); }

/* Biomarker categories */
.biomarkers { display: grid; gap: var(--space-4); }
.biomarker-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.25rem, 1rem + 1.4vw, 2.125rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--muted);
}
.biomarker-list li { display: inline-flex; align-items: center; }
.biomarker-list li:not(:last-child)::after { content: "/"; color: var(--accent); margin-inline: 0.5em; font-weight: 500; }
.biomarker-list .hl { color: var(--primary); }
.compare {
  display: grid;
  gap: var(--space-2);
  border-top: 1px solid var(--hairline);
  padding-top: var(--space-3);
}
.compare dt { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.compare dd { margin: 0.25rem 0 0; }

/* Packages */
.tiers { display: grid; gap: var(--space-3); }
.tier {
  display: flex;
  flex-direction: column;
  background: var(--background);
  border: 1px solid var(--hairline);
  border-top: 3px solid var(--primary);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-3);
  min-width: 0;
}
.tier--featured { border-color: var(--primary); border-top-color: var(--accent); box-shadow: 0 1px 0 var(--primary); background: #fff; }
.tier__badge {
  align-self: flex-start;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--primary);
  color: var(--primary-text);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
}
.tier__name { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.16em; color: var(--muted); font-weight: 600; margin-bottom: 0.5rem; }
.tier h3 { font-size: clamp(1.375rem, 1.2rem + 0.8vw, 1.75rem); }
.tier__for { color: var(--muted); font-size: var(--fs-sm); padding-bottom: var(--space-2); border-bottom: 1px solid var(--hairline); }
.tier__plus { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); margin: var(--space-2) 0 0.5rem; }
.checklist { list-style: none; display: grid; gap: 0.4rem; margin-bottom: var(--space-3); }
.checklist li { position: relative; padding-inline-start: 1.4rem; font-size: var(--fs-sm); line-height: 1.45; }
.checklist li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.55em;
  width: 0.6rem;
  height: 1px;
  background: var(--accent);
  box-shadow: 0 0 0 0.5px var(--accent);
}
.checklist li strong { font-weight: 600; }
.tier .btn { margin-top: auto; }
.addons {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--hairline);
  color: var(--muted);
}
.addons strong { color: var(--text); font-family: var(--font-display); }

/* Protocols */
.protocols { display: grid; gap: var(--space-2); grid-template-columns: minmax(0, 1fr); }
.protocol {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--background);
  padding: var(--space-3);
  min-width: 0;
}
.protocol__meta { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-weight: 600; font-family: var(--font-display); margin-bottom: 0.5rem; }
.protocol h3 { margin-bottom: 0.35rem; }
.protocol__tag { color: var(--primary); font-family: var(--font-display); font-weight: 600; margin-bottom: var(--space-2); }
.protocol__format { font-size: var(--fs-sm); color: var(--muted); }
.protocol .checklist { margin-bottom: 0; }
.protocol--photo { padding: 0; overflow: hidden; background: var(--dark); color: var(--dark-text); border-color: var(--dark); }
.protocol--photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.protocol--photo .protocol__body { padding: var(--space-3); }
.protocol--photo .protocol__tag, .protocol--photo .protocol__meta, .protocol--photo .protocol__format { color: var(--dark-text); }
.protocol--feature { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.protocol--feature .protocol__tag, .protocol--feature .protocol__meta, .protocol--feature .protocol__format { color: var(--primary-text); }
.protocol--feature .figure { color: var(--dark-text); font-size: clamp(2.75rem, 2rem + 4vw, 4.5rem); margin-bottom: var(--space-2); }
.protocol figcaption { font-size: var(--fs-xs); padding: 0.4rem var(--space-3) 0; opacity: 0.9; }

.protocol-detail { display: grid; gap: var(--space-3); padding-block: var(--space-4); border-top: 1px solid var(--hairline); }
.protocol-detail:last-child { border-bottom: 1px solid var(--hairline); }
.protocol-detail__num { font-family: var(--font-display); font-weight: 700; color: var(--primary); font-size: 1.5rem; }
.protocol-detail .protocol__tag { margin-bottom: 0.75rem; }
.protocol-detail img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--radius); }

/* Team */
.team-feature { display: grid; gap: var(--space-3); margin-bottom: var(--space-5); }
.doctor {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-4) var(--space-3);
  background: var(--background);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  min-width: 0;
}
.section--surface .doctor { background: var(--background); }
.monogram {
  display: grid;
  place-items: center;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  background: var(--surface);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: var(--primary);
}
.monogram--sm { width: 3rem; height: 3rem; font-size: 0.9375rem; }
.doctor__role { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.14em; font-family: var(--font-display); font-weight: 600; color: var(--muted); margin-bottom: 0.35rem; }
.doctor h3 { margin-bottom: 0.25rem; }
.doctor__creds { font-size: var(--fs-sm); color: var(--muted); margin-bottom: var(--space-2); }
.doctor p:last-child { margin-bottom: 0; }

.team-list { list-style: none; border-top: 1px solid var(--hairline); }
.team-list li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--hairline);
}
.team-list h3 { font-size: 1.1875rem; margin-bottom: 0.15rem; }
.team-list .doctor__role { margin-bottom: 0.25rem; }
.team-list p { font-size: var(--fs-sm); color: var(--muted); margin: 0; }
.team-list--full p + p { margin-top: 0.5rem; }

/* Reviews */
.reviews-head { display: grid; gap: var(--space-2); margin-bottom: var(--space-5); }
.rating-badge { display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 0.75rem; }
.rating-badge .figure { font-size: clamp(2.5rem, 2rem + 3vw, 4rem); color: var(--primary); }
.reviews { display: grid; gap: var(--space-3); }
.review { margin: 0; min-width: 0; }
.review blockquote { margin: 0; }
.review blockquote p { white-space: pre-line; margin: 0; }
.review figcaption { margin-top: var(--space-2); font-size: var(--fs-sm); color: var(--muted); }
.review figcaption strong { color: var(--text); font-family: var(--font-display); font-weight: 600; }
.review--lead {
  padding: var(--space-4) var(--space-3);
  background: var(--primary);
  color: var(--primary-text);
  border-radius: var(--radius);
}
.review--lead blockquote p { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.1875rem, 1rem + 0.8vw, 1.5rem); line-height: 1.45; letter-spacing: -0.01em; }
.review--lead figcaption, .review--lead figcaption strong { color: var(--primary-text); }
.review--lead::before { content: "\201C"; display: block; font-family: var(--font-display); font-size: 4rem; line-height: 0.6; color: var(--accent); margin-bottom: var(--space-2); }
.review-stack { display: grid; }
.review-stack .review { padding-block: var(--space-3); border-top: 1px solid var(--hairline); }
.review-stack .review:last-child { border-bottom: 1px solid var(--hairline); }
.stars-sm { color: var(--primary); letter-spacing: 0.1em; font-size: var(--fs-sm); margin-bottom: 0.35rem; display: block; }

/* Blue Club */
.club { display: grid; gap: var(--space-5); }
.club__media img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--radius); }
.club__media figcaption { font-size: var(--fs-xs); margin-top: 0.5rem; }
.club__plans { display: grid; gap: var(--space-3); margin-block: var(--space-4); }
.plan { border-top: 1px solid var(--accent); padding-top: var(--space-3); min-width: 0; }
.plan h3 { color: var(--dark-text); }
.plan__who { font-size: var(--fs-sm); font-family: var(--font-display); font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); }
.plan dl { margin: 0; display: grid; gap: var(--space-2); }
.plan dt { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm); }
.plan dd { margin: 0.2rem 0 0; font-size: var(--fs-sm); line-height: 1.5; }
.club__facts { list-style: none; display: grid; gap: 0.5rem; margin-bottom: var(--space-4); }
.club__facts li { padding-inline-start: 1.2rem; position: relative; }
.club__facts li::before { content: ""; position: absolute; inset-inline-start: 0; top: 0.7em; width: 0.5rem; height: 0.5rem; border: 1px solid var(--accent); border-radius: 50%; }

/* Pillars */
.pillars-band { position: relative; }
.pillars { list-style: none; display: grid; grid-template-columns: minmax(0, 1fr); border-top: 1px solid var(--hairline); }
.pillar { padding: var(--space-3) 0; border-bottom: 1px solid var(--hairline); min-width: 0; }
.pillar__num { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); letter-spacing: 0.14em; color: var(--muted); }
.pillar h3 { margin: 0.35rem 0; font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem); }
.pillar p { margin: 0; color: var(--muted); font-size: var(--fs-sm); }
.pillars-figure { margin: 0 0 var(--space-4); }
.pillars-figure img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; border-radius: var(--radius); }

/* FAQ */
.faq-grid { display: grid; gap: var(--space-4); }
.faq { border-top: 1px solid var(--hairline); }
.faq details { border-bottom: 1px solid var(--hairline); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: 3.5rem;
  padding-block: var(--space-2);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-lg);
  line-height: 1.3;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: none;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--accent);
  border-radius: 50%;
  font-weight: 500;
  font-size: 1.25rem;
  color: var(--primary);
}
.faq details[open] summary::after { content: "\2212"; }
.faq__answer { padding-bottom: var(--space-3); color: var(--muted); max-width: 46rem; }
.faq__answer p:last-child { margin-bottom: 0; }

/* Visit */
.visit { display: grid; gap: var(--space-4); }
.info-list { display: grid; gap: var(--space-3); margin: 0 0 var(--space-4); }
.info-list > div { border-top: 1px solid var(--hairline); padding-top: var(--space-2); }
.info-list dt { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.14em; color: var(--muted); margin-bottom: 0.35rem; }
.info-list dd { margin: 0; }
.hours { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.hours th, .hours td { text-align: start; padding: 0.35rem 0; border-bottom: 1px solid var(--hairline); font-weight: 400; }
.hours td { text-align: end; font-variant-numeric: tabular-nums; }
.hours tr.is-today th, .hours tr.is-today td { font-weight: 600; color: var(--primary); }
.map-frame { border: 1px solid var(--hairline); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.map-frame iframe { width: 100%; aspect-ratio: 4 / 3; border: 0; height: auto; min-height: 18rem; }
.map-frame a { display: flex; align-items: center; min-height: 3rem; padding: 0.5rem var(--space-2); font-weight: 600; font-family: var(--font-display); text-decoration: none; }

/* Booking band */
.booking { text-align: start; }
.booking h2 { color: var(--primary-text); max-width: 20ch; }
.booking .lede { color: var(--primary-text); }

/* Shop */
.products { list-style: none; display: grid; grid-template-columns: minmax(0, 1fr); border-top: 1px solid var(--hairline); }
.product {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--hairline);
}
.product h3 { font-size: 1.25rem; margin: 0; }
.product p { margin: 0.2rem 0 0; font-size: var(--fs-sm); color: var(--muted); }
.product__price { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; color: var(--primary); white-space: nowrap; font-variant-numeric: tabular-nums; }

/* Prose / two-column text */
.split { display: grid; gap: var(--space-4); }
.prose { max-width: 44rem; }
.prose p { color: var(--muted); }
.def-list { list-style: none; display: grid; gap: 0; border-top: 1px solid var(--hairline); }
.def-list li { padding-block: var(--space-3); border-bottom: 1px solid var(--hairline); }
.def-list h3 { margin-bottom: 0.25rem; }
.def-list .def-term { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.14em; font-family: var(--font-display); font-weight: 600; color: var(--muted); }
.def-list p { color: var(--muted); margin: 0; }
.pull {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 1.1rem + 2vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  border-inline-start: 3px solid var(--accent);
  padding-inline-start: var(--space-3);
  margin: 0 0 var(--space-4);
  max-width: 32ch;
}
.who-list { list-style: none; border-top: 1px solid var(--hairline); }
.who-list li { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: var(--space-2); padding-block: var(--space-2); border-bottom: 1px solid var(--hairline); }
.who-list .age { font-family: var(--font-display); font-weight: 700; color: var(--primary); font-variant-numeric: tabular-nums; }

/* Footer */
.site-footer { background: var(--dark); color: var(--dark-text); padding-block: var(--space-5) var(--space-4); }
.site-footer a { color: var(--dark-text); }
.footer-grid { display: grid; gap: var(--space-4); grid-template-columns: minmax(0, 1fr); }
.footer-brand img { width: 12.5rem; aspect-ratio: 1220 / 324; border-radius: var(--radius-sm); margin-bottom: var(--space-2); }
.footer-brand p { font-size: var(--fs-sm); max-width: 22rem; }
.site-footer h2 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: var(--space-2);
}
.site-footer ul { list-style: none; }
.site-footer li a { display: inline-flex; align-items: center; min-height: 2.75rem; text-decoration: none; }
.site-footer li a:hover { text-decoration: underline; text-decoration-color: var(--accent); }
.site-footer address { font-style: normal; font-size: var(--fs-sm); line-height: 1.6; }
.site-footer .hours th, .site-footer .hours td { border-color: var(--hairline-dark); }
.footer-bottom {
  margin-top: var(--space-5);
  padding-top: var(--space-3);
  border-top: 1px solid var(--hairline-dark);
  display: grid;
  gap: var(--space-1);
  font-size: var(--fs-xs);
  color: color-mix(in srgb, var(--dark-text) 88%, var(--dark));
}
.footer-bottom p { margin: 0; }

/* Back to top */
.back-to-top {
  position: fixed;
  inset-inline-end: 1rem;
  bottom: 1rem;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background: var(--primary);
  color: var(--primary-text);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top svg { width: 1.25rem; height: 1.25rem; }
.has-mobile-bar .back-to-top { bottom: 5.25rem; }

/* Mobile sticky booking bar */
.mobile-bar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 80;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  padding: 0.6rem var(--gutter) calc(0.6rem + env(safe-area-inset-bottom));
  background: var(--background);
  border-top: 1px solid var(--hairline);
  transform: translateY(110%);
  visibility: hidden;
}
.mobile-bar.is-visible { transform: none; visibility: visible; }
.mobile-bar .btn { padding-inline: 0.75rem; font-size: 0.9375rem; }

/* Reveal on scroll: only hidden when JS + motion are available */
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  .js .reveal { opacity: 0; transform: translateY(1.25rem); transition: opacity 0.7s ease, transform 0.7s ease; }
  .js .reveal.is-in { opacity: 1; transform: none; }
  .btn, .text-link, .site-nav a, .tier, .protocol, .back-to-top, .mobile-bar, .faq summary::after, a { transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.25s ease, opacity 0.25s ease, box-shadow 0.25s ease, visibility 0.25s; }
  .tier:hover, .protocol:hover { transform: translateY(-3px); box-shadow: 0 12px 28px -18px color-mix(in srgb, var(--dark) 55%, transparent); }
  .text-link:hover span[aria-hidden] { transform: translateX(3px); transition: transform 0.2s ease; }
  .hero__media img { animation: settle 1.2s ease both; }
  @keyframes settle { from { opacity: 0; transform: scale(1.02); } to { opacity: 1; transform: none; } }
}

/* ---------- 480px+ ---------- */
@media (min-width: 30em) {
  .credentials__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .doctor { padding: var(--space-4); }
}

/* ---------- 768px+ (tablet) ---------- */
@media (min-width: 48em) {
  .hero__media { margin-inline: 0; }
  .hero__media img { border-radius: var(--radius); }
  .page-hero__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
  .section-head--split { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
  .playbook-grid { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; }
  .biomarkers { grid-template-columns: minmax(0, 1fr); }
  .compare { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
  .tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tiers .tier:last-child { grid-column: 1 / -1; }
  .protocols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .protocol--photo, .protocol--feature { grid-row: span 2; }
  .team-feature { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--space-4); }
  .reviews { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .club { grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); align-items: start; }
  .club__plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--space-4); }
  .faq-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); }
  .visit { grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); align-items: start; }
  .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .protocol-detail { grid-template-columns: 4rem minmax(0, 1fr) minmax(0, 1fr); }
  .protocol-detail--photo { grid-template-columns: 4rem minmax(0, 1.4fr) minmax(0, 1fr); }
  .products { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--space-4); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-bottom { grid-template-columns: 1fr auto; align-items: end; }
  .btn-row .btn { flex: 0 1 auto; }
  .mobile-bar { display: none; }
  .has-mobile-bar .back-to-top { bottom: 1.5rem; }
  .back-to-top { inset-inline-end: 1.5rem; bottom: 1.5rem; }
}

/* ---------- 1024px+ (desktop nav) ---------- */
@media (min-width: 64em) {
  :root { --header-h: 5.25rem; }
  .nav-toggle { display: none; }
  .site-nav, .no-js .site-nav {
    display: flex;
    position: static;
    align-items: center;
    gap: var(--space-4);
    padding: 0;
    border: 0;
    background: transparent;
    max-height: none;
    overflow: visible;
  }
  .site-nav ul { display: flex; gap: clamp(1rem, 0.5rem + 1.2vw, 2rem); }
  .site-nav li { border: 0; }
  .site-nav a { min-height: 3rem; font-size: 0.9875rem; position: relative; }
  .site-nav a.is-active, .site-nav a[aria-current="page"] { box-shadow: none; padding-inline-start: 0; }
  .site-nav ul a::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    bottom: 0.55rem;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
  }
  .site-nav ul a:hover::after, .site-nav ul a[aria-current="page"]::after { transform: scaleX(1); }
  .site-nav .nav-cta { margin: 0; display: flex; }
  .site-nav .nav-cta .btn { width: auto; }
  .site-nav .nav-cta .btn--ghost { display: none; }

  .hero { padding-block: var(--space-4) var(--space-6); }
  .hero__media img { max-height: none; }
  .hero__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--space-5); align-items: center; }
  .hero__text { order: -1; }
  .hero__media { padding: 0.75rem; border: 1px solid var(--accent); border-radius: calc(var(--radius) + 2px); }
  .hero__media img { aspect-ratio: auto; height: min(78vh, 44rem); min-height: 30rem; }
  .hero__media figcaption { inset-inline-end: 0.75rem; bottom: 0.75rem; }

  .credentials__list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .credentials__item, .credentials__item:nth-child(even) { border-top: 0; padding: 0 var(--space-3); border-inline-start: 1px solid var(--hairline-dark); }
  .credentials__item:first-child { padding-inline-start: 0; border-inline-start: 0; }

  .step { grid-template-columns: 6rem minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-4); }
  .step__aside { padding-top: 0.5rem; grid-column: auto; }

  .biomarkers { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: end; gap: var(--space-5); }
  .compare { grid-template-columns: minmax(0, 1fr); }

  .tiers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tiers .tier:last-child { grid-column: auto; }

  .protocols { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .protocol--photo, .protocol--feature { grid-column: span 2; grid-row: span 2; }
  .protocol--photo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .protocol--photo .protocol__img { height: 100%; }
  .protocol--photo img { height: 100%; aspect-ratio: auto; min-height: 22rem; }

  .reviews { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: var(--space-5); }
  .review--lead { padding: var(--space-5) var(--space-4); position: sticky; top: calc(var(--header-h) + 1.5rem); }
  .reviews-head { grid-template-columns: minmax(0, 1fr) auto; align-items: end; }

  .pillars { grid-template-columns: repeat(5, minmax(0, 1fr)); column-gap: 0; }
  .pillar { padding: var(--space-3) var(--space-3) var(--space-3) 0; border-bottom: 0; }
  .pillar + .pillar { padding-inline-start: var(--space-3); border-inline-start: 1px solid var(--hairline); }
  .pillars { border-bottom: 1px solid var(--hairline); }

  .footer-grid { grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 120em) {
  :root { --wrap: 84rem; }
}

@media print {
  .site-header, .back-to-top, .mobile-bar, .nav-toggle { display: none; }
  body { background: #fff; }
}
.hours--footer { margin-top: var(--space-2); }