/* ============================================================
   Apex Regenerative Institute — v2 (high-tech bio-medical)
   Dark canvas, luminous bio-cyan accent, photographic, data-forward.
   Synthesis: Tesla photographic restraint × SpaceX dark cinematic
              × bio-tech longevity (Function/Levels/Whoop reference).
   ============================================================ */

:root {
  /* Palette — dark canvas, luminous accents */
  --ink-0:   #050810;            /* page bg, deepest */
  --ink-1:   #0A0F1A;            /* secondary surface */
  --ink-2:   #0F1623;            /* card surface */
  --ink-3:   #161F2F;            /* elevated card */
  --line:    rgba(255,255,255,0.07);
  --line-2:  rgba(255,255,255,0.14);
  --text:    #EEF1F5;            /* primary text */
  --text-2:  #A4ADBC;            /* secondary text */
  --text-3:  #6B7488;            /* tertiary text */

  --bio:        #5EEAD4;         /* luminous bio-cyan, primary accent */
  --bio-2:      #7FF2DD;
  --bio-deep:   #1E9F8A;
  --bio-glow:   rgba(94, 234, 212, 0.28);
  --bio-glow-2: rgba(94, 234, 212, 0.10);

  --warn:    #FF8A66;            /* used very sparingly, on the "won't" list */

  /* Typography */
  --display: "Manrope", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --body:    "Geist", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono:    "Geist Mono", ui-monospace, Menlo, monospace;

  /* Spacing */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px;
  --s-9: 96px; --s-10: 128px;

  --gutter: clamp(20px, 4vw, 56px);
  --max-w:  1320px;
}

/* ============================================================
   Reset
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--ink-0);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; padding: 0; margin: 0; }
blockquote, figure { margin: 0; }
button { font: inherit; }
::selection { background: var(--bio); color: var(--ink-0); }

/* ============================================================
   Typographic primitives
   ============================================================ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-2);
  margin: 0;
}
.eyebrow__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bio);
  box-shadow: 0 0 10px var(--bio-glow);
  display: inline-block;
}
.eyebrow__sep { opacity: 0.4; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-5);
}
.kicker--centered { display: flex; justify-content: center; }
.kicker__id {
  color: var(--bio);
  font-weight: 600;
}

.section__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.2rem, 4.6vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 var(--s-5);
  color: var(--text);
  max-width: 22ch;
}
.hl {
  background: linear-gradient(110deg, var(--bio-2), var(--bio));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 300;
  font-style: italic;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--body);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: 0.005em;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 250ms ease, color 250ms ease, border-color 250ms ease, box-shadow 250ms ease, transform 250ms ease;
  white-space: nowrap;
}
.btn--bio {
  background: var(--bio);
  color: var(--ink-0);
  box-shadow: 0 0 0 1px var(--bio), 0 6px 24px -6px var(--bio-glow);
}
.btn--bio:hover {
  background: var(--bio-2);
  box-shadow: 0 0 0 1px var(--bio-2), 0 10px 28px -4px var(--bio-glow);
  transform: translateY(-1px);
}
.btn--ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: var(--line-2);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.28);
}
.btn svg { stroke: currentColor; flex-shrink: 0; }

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-7);
  padding: 14px var(--gutter);
  background: rgba(5, 8, 16, 0.65);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
}
.nav__mark {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--bio);
}
.nav__logo-img {
  height: 42px;
  width: auto;
  display: block;
}
.nav__name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.012em;
  color: var(--text);
}
.nav__sub {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nav__links {
  display: flex;
  gap: var(--s-6);
  justify-content: center;
  align-items: center;
}
.nav__links > a,
.nav__links > .nav__item > .nav__trigger {
  font-family: var(--body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  padding: 6px 0;
  position: relative;
  transition: color 200ms ease;
  background: none;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav__links > a:hover,
.nav__links > .nav__item > .nav__trigger:hover { color: var(--text); }
.nav__links > a::after,
.nav__links > .nav__item > .nav__trigger::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--bio);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}
.nav__links > a:hover::after,
.nav__links > .nav__item > .nav__trigger:hover::after,
.nav__item.is-open > .nav__trigger::after { transform: scaleX(1); }

/* ── Dropdown ────────────────────────────────────────────────────── */
.nav__item { position: relative; }
.nav__trigger-chev {
  width: 10px; height: 10px;
  transition: transform 220ms ease;
}
.nav__item.is-open .nav__trigger-chev { transform: rotate(180deg); }

.nav__panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  transform: translateY(-6px);
  display: grid;
  grid-template-columns: repeat(3, minmax(200px, 1fr));
  gap: var(--s-5);
  padding: var(--s-5);
  width: min(760px, calc(100vw - var(--gutter) * 2));
  background: rgba(8, 12, 22, 0.96);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6),
              0 0 0 1px rgba(94, 234, 212, 0.06);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease, visibility 0s 220ms;
  z-index: 200;
}
.nav__item.is-open .nav__panel,
.nav__item:focus-within .nav__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition: opacity 220ms ease, transform 220ms ease, visibility 0s;
}
.nav__panel-col { display: flex; flex-direction: column; gap: 4px; }
.nav__panel-heading {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-2);
  padding-bottom: var(--s-2);
  border-bottom: 1px solid var(--line);
}
.nav__panel a {
  font-family: var(--body);
  font-size: 13.5px;
  color: var(--text-2);
  padding: 8px 10px;
  border-radius: 8px;
  transition: background 180ms ease, color 180ms ease, padding-left 200ms ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav__panel a:hover {
  background: rgba(94, 234, 212, 0.06);
  color: var(--text);
  padding-left: 14px;
}
.nav__panel-featured {
  font-family: var(--display);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
}
.nav__panel-featured-meta {
  display: block;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bio);
  margin-top: 2px;
}
.nav__panel-sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 4px 0 var(--s-2) 12px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}
.nav__panel-sub a {
  font-size: 12.5px;
  color: var(--text-3);
  padding: 5px 8px;
}
.nav__panel-sub a:hover { color: var(--bio); background: transparent; padding-left: 12px; }
.nav__right {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.nav__rating {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(94, 234, 212, 0.04);
  transition: border-color 200ms ease, background 200ms ease;
}
.nav__rating:hover {
  border-color: var(--line-2);
  background: rgba(94, 234, 212, 0.08);
}
.nav__rating-stars {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--bio);
  text-shadow: 0 0 6px var(--bio-glow-2);
  line-height: 1;
}
.nav__rating-meta {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  line-height: 1;
}
.nav__rating-num {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}
.nav__rating-src {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
}
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  padding: 9px 16px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(255,255,255,0.03);
  transition: border-color 200ms ease, background 200ms ease, color 200ms ease;
}
.nav__cta:hover {
  border-color: var(--bio);
  color: var(--bio);
}
@media (max-width: 1100px) {
  .nav__rating { display: none; }
}

@media (max-width: 880px) {
  .nav { grid-template-columns: 1fr auto; gap: var(--s-4); }
  .nav__links { display: none; }
}

/* ============================================================
   Hero — full-bleed cinematic
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: 90px;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  isolation: isolate;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__media img,
.hero__media .hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.85) brightness(0.7) contrast(1.05);
}
.hero__video {
  display: block;
  transform: scale(1.15);
  transform-origin: center center;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5,8,16,0.4) 0%, rgba(5,8,16,0.6) 40%, rgba(5,8,16,0.95) 100%),
    radial-gradient(ellipse 80% 60% at 25% 40%, transparent 0%, rgba(5,8,16,0.4) 100%);
}
.hero__lume {
  position: absolute;
  width: 720px;
  height: 720px;
  left: -180px;
  top: 30%;
  background: radial-gradient(circle, var(--bio-glow) 0%, transparent 60%);
  filter: blur(60px);
  pointer-events: none;
  opacity: 0.55;
}
.hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-8) var(--gutter) var(--s-7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--s-6);
}
.hero__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.6rem, 7vw, 6.4rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  margin: var(--s-4) 0 0;
  max-width: 18ch;
  color: var(--text);
}
.hero__accent {
  background: linear-gradient(110deg, var(--bio-2) 20%, var(--bio) 80%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 300;
  font-style: italic;
}
.hero__lede {
  font-family: var(--body);
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.55;
  font-weight: 400;
  color: var(--text-2);
  max-width: 56ch;
  margin: 0;
}
.hero__actions {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
}

.hero__telemetry {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: var(--s-7);
  padding-top: var(--s-5);
  border-top: 1px solid var(--line);
}
.hero__telemetry > div {
  padding-right: var(--s-5);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero__telemetry > div:last-child { border-right: none; padding-right: 0; }
.hero__telemetry > div:not(:first-child) { padding-left: var(--s-5); }
.t-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.t-value {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0;
  line-height: 1;
}
.t-value span {
  color: var(--text-3);
  font-weight: 300;
  margin: 0 1px;
}
.t-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--bio);
  margin: 0;
}

@media (max-width: 900px) {
  .hero__telemetry { grid-template-columns: repeat(2, 1fr); }
  .hero__telemetry > div { border-bottom: 1px solid var(--line); padding: var(--s-4) var(--s-4) var(--s-4) 0; }
  .hero__telemetry > div:nth-child(2n) { border-right: none; padding-right: 0; }
  .hero__telemetry > div:nth-child(2n+1) { padding-left: 0 !important; }
}

/* ============================================================
   Position
   ============================================================ */
.position {
  position: relative;
  padding: var(--s-10) var(--gutter) var(--s-9);
  max-width: var(--max-w);
  margin: 0 auto;
}
.position__rule {
  position: absolute;
  top: 0; left: var(--gutter); right: var(--gutter);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
}
.position__head {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.2rem, 4.4vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 var(--s-7);
  color: var(--text);
  max-width: 18ch;
}
.position__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-7);
  max-width: 1100px;
}
.position__body {
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: 0;
}
@media (max-width: 800px) {
  .position__grid { grid-template-columns: 1fr; gap: var(--s-5); }
}

/* ============================================================
   Modalities
   ============================================================ */
.modalities {
  padding: var(--s-9) var(--gutter) var(--s-10);
  max-width: var(--max-w);
  margin: 0 auto;
}
.mod__head { margin-bottom: var(--s-8); }
.mod__lede {
  margin: var(--s-5) 0 0;
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-2);
  max-width: 60ch;
}
.mod__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.card { grid-column: span 2; }
.card--featured { grid-column: 1 / -1; }
.card--minor { grid-column: span 3; }
.card {
  background: var(--ink-1);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background 320ms ease;
}
.card:hover { background: var(--ink-2); }
.card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.85) contrast(1.05);
  transition: transform 600ms ease, filter 600ms ease;
}
.card:hover .card__media img {
  transform: scale(1.04);
  filter: saturate(1) brightness(0.95) contrast(1.05);
}
.card__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(5,8,16,0.55) 100%);
}
.card__body {
  padding: var(--s-5) var(--s-5) var(--s-6);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  flex: 1;
}
.card__num {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bio);
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.card__name {
  font-family: var(--display);
  font-weight: 350;
  font-size: 1.4rem;
  letter-spacing: -0.018em;
  line-height: 1.15;
  color: var(--text);
  margin: 0;
}
.card__name span {
  font-family: var(--mono);
  font-size: 0.55em;
  letter-spacing: 0.16em;
  color: var(--text-3);
  text-transform: uppercase;
  font-weight: 500;
  vertical-align: 0.32em;
  margin-left: 6px;
}
.card__copy {
  font-family: var(--body);
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--text-2);
  margin: 0;
}
.card__data {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-3);
  margin: var(--s-3) 0 0;
  padding-top: var(--s-4);
  border-top: 1px solid var(--line);
}
.card__data div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.card__data dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.card__data dd {
  margin: 0;
  font-family: var(--body);
  font-size: 13px;
  color: var(--text);
}

/* ─── Featured (flagship) card ─── */
.card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  flex-direction: row;
  background:
    linear-gradient(180deg, rgba(94,234,212,0.04) 0%, transparent 60%),
    var(--ink-2);
  position: relative;
}
.card--featured::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 96px; height: 2px;
  background: linear-gradient(90deg, var(--bio), transparent);
  z-index: 2;
}
.card--featured .card__media {
  aspect-ratio: auto;
  height: 100%;
  min-height: 460px;
}
.card--featured .card__media img {
  filter: saturate(0.85) brightness(0.6) contrast(1.1);
}
.card--featured .card__flag {
  position: absolute;
  top: var(--s-5);
  left: var(--s-5);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px 7px 10px;
  border-radius: 999px;
  background: rgba(5, 8, 16, 0.6);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
  margin: 0;
  font-weight: 500;
}
.card__flag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--bio);
  box-shadow: 0 0 8px var(--bio-glow);
}
.card--featured .card__body {
  padding: var(--s-7) var(--s-7) var(--s-7);
  gap: var(--s-4);
  justify-content: center;
}
.card--featured .card__name {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.022em;
  line-height: 1.05;
}
.card__copy--lede {
  font-size: 1.05rem !important;
  line-height: 1.5 !important;
  color: var(--text) !important;
}
.card__data--featured {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-3) var(--s-5);
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--s-4);
  padding-bottom: 4px;
  font-family: var(--body);
  font-size: 14px;
  font-weight: 500;
  color: var(--bio);
  border-bottom: 1px solid rgba(94,234,212,0.4);
  width: fit-content;
  transition: gap 220ms ease, border-color 220ms ease, color 220ms ease;
}
.card__link:hover {
  gap: 14px;
  border-bottom-color: var(--bio);
  color: var(--bio-2);
}
.card__link svg { stroke: currentColor; }

/* ─── Minor (de-emphasized) card — half-width row of two ─── */
.card--minor {
  background: var(--ink-1);
}
.card--minor .card__media {
  aspect-ratio: 21 / 10;
}
.card--minor .card__media img {
  filter: saturate(0.55) brightness(0.6) contrast(1);
}
.card--minor .card__body {
  padding: var(--s-5) var(--s-5) var(--s-6);
  gap: var(--s-2);
}
.card--minor .card__name {
  font-size: 1.2rem;
  color: var(--text-2);
}
.card--minor .card__copy {
  color: var(--text-3);
  font-size: 0.88rem;
}

@media (max-width: 1000px) {
  .mod__grid { grid-template-columns: repeat(4, 1fr); }
  .card { grid-column: span 2; }
  .card--minor { grid-column: span 2; }
  .card--featured { grid-template-columns: 1fr; }
  .card--featured .card__media { min-height: 280px; aspect-ratio: 16 / 9; }
}
@media (max-width: 660px) {
  .mod__grid { grid-template-columns: 1fr; }
  .card, .card--minor, .card--featured { grid-column: 1 / -1; }
  .card--featured .card__body { padding: var(--s-5); }
}

/* ============================================================
   Protocol
   ============================================================ */
.protocol {
  position: relative;
  padding: var(--s-10) var(--gutter);
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(94, 234, 212, 0.06), transparent 70%),
    var(--ink-1);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.protocol__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  margin-top: var(--s-6);
}
.step {
  background: var(--ink-2);
  padding: var(--s-7) var(--s-6) var(--s-7);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  position: relative;
  transition: background 320ms ease;
}
.step:hover { background: var(--ink-3); }
.step__num {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-3);
  color: var(--bio);
}
.step__num-id {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--text-3);
}
.step__pulse {
  color: var(--bio);
  filter: drop-shadow(0 0 8px var(--bio-glow));
}
.step__name {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  line-height: 1.12;
  letter-spacing: -0.018em;
  color: var(--text);
  margin: 0;
}
.step__copy {
  font-family: var(--body);
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0;
  max-width: 38ch;
}

@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; }
}

/* ============================================================
   Candidacy
   ============================================================ */
.candidacy {
  padding: var(--s-10) var(--gutter);
  max-width: var(--max-w);
  margin: 0 auto;
}
.cand__head { margin-bottom: var(--s-8); }
.cand__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.cand__col {
  padding: var(--s-7);
  background: var(--ink-1);
  border-right: 1px solid var(--line);
}
.cand__col:last-child { border-right: none; }
.cand__col-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text);
  font-weight: 600;
  margin: 0 0 var(--s-6);
}
.cand__col-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.cand__col-dot--ok {
  background: var(--bio);
  box-shadow: 0 0 12px var(--bio-glow);
}
.cand__col-dot--no {
  background: var(--warn);
  box-shadow: 0 0 12px rgba(255, 138, 102, 0.35);
}
.cand__list {
  display: grid;
  gap: var(--s-4);
}
.cand__list li {
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-2);
  padding-left: 22px;
  position: relative;
}
.cand__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.65em;
  width: 12px; height: 1px;
  background: var(--text-3);
}
.cand__col:last-child .cand__list li::before { background: var(--warn); opacity: 0.6; }

@media (max-width: 800px) {
  .cand__grid { grid-template-columns: 1fr; }
  .cand__col { border-right: none; border-bottom: 1px solid var(--line); }
  .cand__col:last-child { border-bottom: none; }
}

/* ============================================================
   Testimonials — scrolling marquee
   ============================================================ */
.testimonials {
  padding: var(--s-9) 0 var(--s-10);
  position: relative;
  overflow: hidden;
}
.testimonials::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 1px; height: 56px;
  background: linear-gradient(180deg, var(--bio), transparent);
  opacity: 0.7;
  transform: translateX(-50%);
}
.testimonials__head {
  max-width: var(--max-w);
  margin: 0 auto var(--s-7);
  padding: 0 var(--gutter);
}
.testimonials__lede {
  font-family: var(--body);
  font-size: 1rem;
  color: var(--text-2);
  margin: var(--s-3) 0 0;
}
.testimonials__lede a {
  color: var(--bio);
  border-bottom: 1px solid rgba(94, 234, 212, 0.4);
  padding-bottom: 1px;
  margin-left: 6px;
  transition: border-color 200ms ease, color 200ms ease;
}
.testimonials__lede a:hover {
  border-bottom-color: var(--bio);
  color: var(--bio-2);
}

.testimonials__track {
  position: relative;
  width: calc(100% - var(--gutter) * 2);
  max-width: calc(var(--max-w) - var(--gutter) * 2);
  margin: 0 auto;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, black 40px, black calc(100% - 40px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, black 40px, black calc(100% - 40px), transparent 100%);
}
.testimonials__rail {
  display: flex;
  gap: var(--s-4);
  width: max-content;
  padding: var(--s-3) var(--s-4);
  animation: marquee 90s linear infinite;
}
.testimonials__rail:hover { animation-play-state: paused; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.t-card {
  flex: 0 0 380px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: var(--s-5) var(--s-5) var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  transition: border-color 240ms ease, background 240ms ease, transform 240ms ease;
}
.t-card:hover {
  background: var(--ink-3);
  border-color: var(--line-2);
  transform: translateY(-2px);
}
.t-card__stars {
  color: var(--bio);
  letter-spacing: 0.08em;
  font-size: 13px;
  margin: 0;
  font-family: var(--body);
  line-height: 1;
  text-shadow: 0 0 12px var(--bio-glow-2);
}
.t-card blockquote { margin: 0; flex: 1; }
.t-card blockquote p {
  font-family: var(--display);
  font-weight: 320;
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--text);
  letter-spacing: -0.005em;
  margin: 0;
}
.t-card__attr {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 0;
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
}
.t-card__name {
  font-family: var(--body);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.005em;
}
.t-card__source {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

@media (max-width: 660px) {
  .t-card { flex-basis: 300px; }
}
@media (prefers-reduced-motion: reduce) {
  .testimonials__rail { animation: none; }
}

/* ============================================================
   Learn — Guides & Blog
   ============================================================ */
.learn-hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: calc(var(--s-9) + 56px) var(--gutter) var(--s-6);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--s-2);
}
.learn-hero__title {
  font-family: var(--display);
  font-size: clamp(2.8rem, 6vw, 4.4rem);
  font-weight: 280;
  letter-spacing: -0.024em;
  line-height: 1.02;
  margin: var(--s-4) 0 var(--s-4);
  color: var(--text);
}
.learn-hero__lede {
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-2);
  max-width: 60ch;
  margin: 0 0 var(--s-3);
}

.learn {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-9) var(--gutter) var(--s-8);
}
.learn__head {
  max-width: 60ch;
  margin: 0 0 var(--s-7);
}
.learn__lede {
  font-family: var(--body);
  font-size: 1rem;
  color: var(--text-2);
  margin: var(--s-3) 0 0;
  line-height: 1.55;
}
.learn__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-4);
}
.learn-card {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: border-color 240ms ease, background 240ms ease, transform 240ms ease;
  overflow: hidden;
}
.learn-card:hover {
  background: var(--ink-3);
  border-color: var(--line-2);
  transform: translateY(-2px);
}
.learn-card a {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  padding: var(--s-5);
  height: 100%;
  color: inherit;
}
.learn-card__meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.learn-card__title {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.014em;
  color: var(--text);
  margin: 0;
  line-height: 1.3;
}
.learn-card__excerpt {
  font-family: var(--body);
  font-size: 0.93rem;
  color: var(--text-2);
  margin: 0;
  line-height: 1.55;
  flex: 1;
}
.learn-card__cta {
  font-family: var(--body);
  font-size: 13px;
  color: var(--bio);
  font-weight: 500;
  margin-top: var(--s-2);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 200ms ease;
}
.learn-card:hover .learn-card__cta { gap: 10px; }

@media (max-width: 980px) {
  .learn__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 660px) {
  .learn__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Visit
   ============================================================ */
.visit {
  padding: var(--s-9) var(--gutter) var(--s-10);
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.visit__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-9);
  align-items: start;
  margin-top: var(--s-5);
}
.visit__copy {
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: 0 0 var(--s-6);
  max-width: 52ch;
}
.visit__actions {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
}

.visit__card {
  background:
    linear-gradient(140deg, rgba(94,234,212,0.04), transparent 50%),
    var(--ink-2);
  border: 1px solid var(--line);
  padding: var(--s-6);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}
.visit__card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(140deg, var(--bio-glow-2), transparent 30%);
  pointer-events: none;
}
.visit__card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s-5);
  position: relative;
}
.visit__card-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.visit__card-pulse {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bio);
  box-shadow: 0 0 12px var(--bio-glow);
}
.visit__card-pulse::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--bio);
  opacity: 0.5;
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(0.8); opacity: 0.6; }
  80% { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ─── Coverage & costs strip ─── */
.coverage {
  margin-top: var(--s-9);
  padding-top: var(--s-7);
  border-top: 1px solid var(--line);
}
.coverage__mark {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-5);
  font-weight: 500;
}
.coverage__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-6);
}
.coverage__item {
  border-left: 1px solid var(--line);
  padding-left: var(--s-5);
}
.coverage__label {
  font-family: var(--display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.005em;
  color: var(--text);
  margin: 0 0 var(--s-3);
}
.coverage__body {
  font-family: var(--body);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0;
  max-width: 38ch;
}
.coverage__body em {
  font-style: normal;
  color: var(--bio);
  font-weight: 500;
}
@media (max-width: 1100px) {
  .coverage__grid { grid-template-columns: repeat(2, 1fr); gap: var(--s-6); }
}
@media (max-width: 600px) {
  .coverage__grid { grid-template-columns: 1fr; gap: var(--s-5); }
}
.visit__addr {
  font-family: var(--display);
  font-weight: 350;
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--text);
  margin: 0 0 var(--s-5);
  position: relative;
}
.visit__hours {
  display: grid;
  gap: var(--s-3);
  border-top: 1px solid var(--line);
  padding-top: var(--s-4);
  position: relative;
}
.visit__hours div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--s-3);
}
.visit__hours dt {
  font-family: var(--body);
  font-size: 13.5px;
  color: var(--text-2);
}
.visit__hours dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.02em;
}

@media (max-width: 800px) {
  .visit__grid { grid-template-columns: 1fr; gap: var(--s-7); }
}

/* ============================================================
   Footer
   ============================================================ */
.foot {
  padding: var(--s-8) var(--gutter) var(--s-7);
  background: var(--ink-1);
  border-top: 1px solid var(--line);
  position: relative;
}
.foot__row {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--s-7);
  padding-bottom: var(--s-6);
  border-bottom: 1px solid var(--line);
}
.foot__mark {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--bio);
}
.foot__logo-img {
  height: 44px;
  width: auto;
  display: block;
}
.foot__name {
  font-family: var(--display);
  font-weight: 500;
  font-size: 16px;
  color: var(--text);
  margin: 0;
}
.foot__sub {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.foot__nav {
  display: flex;
  gap: var(--s-5);
  justify-content: flex-end;
  flex-wrap: wrap;
}
.foot__nav a {
  font-family: var(--body);
  font-size: 14px;
  color: var(--text-2);
  transition: color 200ms ease;
}
.foot__nav a:hover { color: var(--bio); }
.foot__legal {
  max-width: 80ch;
  margin: var(--s-6) auto 0;
  font-family: var(--body);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-3);
}
.foot__copy {
  max-width: var(--max-w);
  margin: var(--s-5) auto 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
@media (max-width: 700px) {
  .foot__row { grid-template-columns: 1fr; }
  .foot__nav { justify-content: flex-start; }
}

/* ============================================================
   Hero load reveal
   ============================================================ */
@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero .eyebrow,
.hero__title,
.hero__lede,
.hero__actions,
.hero__telemetry {
  animation: rise 800ms cubic-bezier(.2,.7,.2,1) both;
}
.hero .eyebrow      { animation-delay: 100ms; }
.hero__title        { animation-delay: 220ms; }
.hero__lede         { animation-delay: 460ms; }
.hero__actions      { animation-delay: 600ms; }
.hero__telemetry    { animation-delay: 800ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .visit__card-pulse::after { animation: none; }
}

/* ============================================================
   HUB PAGE — Stem cell conditions hub
   ============================================================ */
.hub-hero {
  position: relative;
  padding: clamp(120px, 16vh, 200px) var(--gutter) var(--s-9);
  max-width: var(--max-w);
  margin: 0 auto;
  background:
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(94, 234, 212, 0.08), transparent 70%),
    transparent;
}
.hub-hero__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.4rem, 6vw, 5.4rem);
  line-height: 1.0;
  letter-spacing: -0.028em;
  margin: var(--s-4) 0 var(--s-5);
  max-width: 18ch;
  color: var(--text);
}
.hub-hero__lede {
  font-family: var(--body);
  font-size: 1.18rem;
  line-height: 1.55;
  color: var(--text-2);
  max-width: 60ch;
  margin: 0;
}

.hub-about {
  padding: var(--s-8) var(--gutter);
  border-top: 1px solid var(--line);
  background: var(--ink-1);
}
.hub-about__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.hub-about__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-6);
  margin-top: var(--s-6);
}
.hub-about__copy {
  font-family: var(--body);
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: 0;
  border-left: 1px solid var(--line);
  padding-left: var(--s-5);
}
.hub-about__copy em {
  font-style: italic;
  color: var(--bio);
  font-weight: 500;
}
@media (max-width: 900px) {
  .hub-about__grid { grid-template-columns: 1fr; gap: var(--s-5); }
}

/* ─── Conditions categories ─── */
.conditions {
  padding: var(--s-9) var(--gutter) var(--s-7);
  max-width: var(--max-w);
  margin: 0 auto;
}
.conditions:first-of-type { padding-top: var(--s-10); }
.conditions__cat-head {
  margin-bottom: var(--s-7);
}
.conditions__cat-title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--s-4);
  max-width: 22ch;
}
.conditions__lede {
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0;
  max-width: 60ch;
}

.conditions__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.cond-card {
  background: var(--ink-1);
  position: relative;
  display: flex;
  transition: background 240ms ease;
}
.cond-card:hover { background: var(--ink-2); }
.cond-card__link {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  padding: var(--s-5);
  width: 100%;
  height: 100%;
  position: relative;
}
.cond-card__link::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 1px;
  background: var(--bio);
  transition: width 320ms ease;
}
.cond-card:hover .cond-card__link::before { width: 60%; }

.cond-card__num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--bio);
  margin: 0;
}
.cond-card__class {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
}
.cond-card__name {
  font-family: var(--display);
  font-weight: 350;
  font-size: 1.28rem;
  line-height: 1.18;
  letter-spacing: -0.018em;
  color: var(--text);
  margin: 0 0 var(--s-3);
}
.cond-card__name span {
  display: block;
  font-size: 0.82em;
  color: var(--text-2);
  font-weight: 300;
}
.cond-card__copy {
  font-family: var(--body);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-2);
  margin: 0;
  flex: 1;
}
.cond-card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--s-4);
  font-family: var(--body);
  font-size: 13px;
  font-weight: 500;
  color: var(--bio);
  transition: gap 220ms ease;
}
.cond-card:hover .cond-card__more { gap: 12px; }
.cond-card__more svg { stroke: currentColor; flex-shrink: 0; }

@media (max-width: 1100px) {
  .conditions__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .conditions__grid { grid-template-columns: 1fr; }
}

/* ─── Hub protocol footer ─── */
.hub-protocol {
  padding: var(--s-9) var(--gutter) var(--s-10);
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(94, 234, 212, 0.06), transparent 70%),
    var(--ink-1);
  border-top: 1px solid var(--line);
}
.hub-protocol__inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.hub-protocol__copy {
  font-family: var(--body);
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: var(--s-5) 0 var(--s-6);
}
.hub-protocol__actions {
  display: flex;
  gap: var(--s-3);
  justify-content: center;
  flex-wrap: wrap;
}
.hub-protocol .kicker { justify-content: center; }
.hub-protocol .section__title { margin-left: auto; margin-right: auto; }

/* ============================================================
   CONDITION DETAIL PAGE
   ============================================================ */
.cd-hero {
  position: relative;
  padding: clamp(110px, 14vh, 180px) var(--gutter) var(--s-8);
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: var(--s-9);
  align-items: end;
  border-bottom: 1px solid var(--line);
}
.cd-hero__breadcrumb {
  grid-column: 1 / -1;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-5);
  display: flex;
  gap: 8px;
  align-items: center;
}
.cd-hero__breadcrumb a {
  color: var(--text-2);
  transition: color 200ms ease;
}
.cd-hero__breadcrumb a:hover { color: var(--bio); }
.cd-hero__breadcrumb-sep { color: var(--text-3); opacity: 0.5; }

.cd-hero__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.2rem, 5.4vw, 4.6rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--text);
  margin: 0 0 var(--s-5);
  max-width: 16ch;
}
.cd-hero__lede {
  font-family: var(--body);
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--text-2);
  max-width: 56ch;
  margin: 0 0 var(--s-6);
}
.cd-hero__data {
  align-self: end;
  border-left: 1px solid var(--line-2);
  padding-left: var(--s-5);
  display: grid;
  gap: var(--s-3);
}
.cd-hero__data div { display: grid; grid-template-columns: 1fr; gap: 3px; }
.cd-hero__data dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.cd-hero__data dd {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: 0.98rem;
  color: var(--text);
}

.cd-section {
  padding: var(--s-8) var(--gutter);
  max-width: var(--max-w);
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}
.cd-section__layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--s-7);
  align-items: start;
}
.cd-section__index {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
}
.cd-section__index .num {
  color: var(--bio);
  font-weight: 600;
}
.cd-section__title {
  font-family: var(--display);
  font-weight: 350;
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  line-height: 1.12;
  letter-spacing: -0.018em;
  color: var(--text);
  margin: 0;
  max-width: 14ch;
}
.cd-section__body p {
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.62;
  color: var(--text-2);
  margin: 0 0 var(--s-4);
  max-width: 60ch;
}
.cd-section__body p:last-child { margin-bottom: 0; }
.cd-section__body em {
  font-style: italic;
  color: var(--bio);
}
.cd-section__body ul {
  display: grid;
  gap: var(--s-3);
  list-style: none;
  padding: 0;
  margin: 0;
}
.cd-section__body ul li {
  font-family: var(--body);
  font-size: 0.98rem;
  line-height: 1.55;
  color: var(--text-2);
  padding-left: 22px;
  position: relative;
  max-width: 60ch;
}
.cd-section__body ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.7em;
  width: 12px; height: 1px;
  background: var(--bio);
}
.cd-section__body ul.cd-no li::before { background: var(--warn); }

.cd-section--dark {
  background: var(--ink-1);
  border-bottom: 1px solid var(--line);
  padding: var(--s-9) var(--gutter);
  max-width: 100%;
}
.cd-section--dark > .cd-section__layout {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ─── Research section ─── */
.cd-research__list {
  list-style: none;
  padding: 0;
  margin: var(--s-5) 0 0;
  display: grid;
  gap: var(--s-3);
}
.cd-research__item {
  border: 1px solid var(--line);
  border-left: 2px solid var(--bio);
  padding: var(--s-5);
  background: var(--ink-2);
  border-radius: 6px;
  transition: background 240ms ease, border-color 240ms ease;
}
.cd-research__item:hover {
  background: var(--ink-3);
  border-left-color: var(--bio-2);
}
.cd-research__meta {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bio);
  margin: 0 0 8px;
  font-weight: 500;
}
.cd-research__title {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.02rem;
  line-height: 1.3;
  color: var(--text);
  margin: 0 0 var(--s-3);
  letter-spacing: -0.01em;
}
.cd-research__finding {
  font-family: var(--body) !important;
  font-size: 0.95rem !important;
  line-height: 1.55 !important;
  color: var(--text-2) !important;
  margin: 0 0 var(--s-3) !important;
}
.cd-research__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--body);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--bio);
  border-bottom: 1px solid rgba(94,234,212,0.35);
  padding-bottom: 1px;
  transition: gap 200ms ease, border-color 200ms ease;
}
.cd-research__link:hover {
  gap: 10px;
  border-bottom-color: var(--bio);
}
.cd-research__note {
  margin: var(--s-5) 0 0 !important;
  font-style: italic;
  color: var(--text-3) !important;
  font-size: 0.92rem !important;
  border-top: 1px dashed var(--line);
  padding-top: var(--s-4);
}

.cd-cta {
  padding: var(--s-9) var(--gutter) var(--s-10);
  text-align: center;
  background:
    radial-gradient(ellipse 50% 60% at 50% 0%, rgba(94, 234, 212, 0.06), transparent 70%),
    var(--ink-0);
}
.cd-cta__inner { max-width: 700px; margin: 0 auto; }
.cd-cta__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--s-4);
}
.cd-cta__copy {
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-2);
  margin: 0 0 var(--s-6);
}
.cd-cta__actions {
  display: flex;
  gap: var(--s-3);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .cd-hero { grid-template-columns: 1fr; gap: var(--s-5); }
  .cd-hero__data { border-left: none; border-top: 1px solid var(--line); padding: var(--s-5) 0 0; }
  .cd-section__layout { grid-template-columns: 1fr; gap: var(--s-4); }
}

/* ============================================================
   CONDITION PAGE — CRO IMPROVEMENTS
   ============================================================ */

/* ─── Hero CTA inline ─── */
.cd-hero__actions {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-top: var(--s-4);
  grid-column: 1 / -1;
}

/* ─── Mid-page CTA strip ─── */
.cd-mid-cta {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-mid-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--s-6);
  align-items: center;
  padding: var(--s-6);
  background: linear-gradient(120deg, rgba(94, 234, 212, 0.05) 0%, rgba(94, 234, 212, 0.02) 100%);
  border: 1px solid rgba(94, 234, 212, 0.18);
  border-radius: 12px;
}
.cd-mid-cta__copy h3 {
  font-family: var(--display);
  font-weight: 350;
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  letter-spacing: -0.018em;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.15;
}
.cd-mid-cta__copy p {
  font-family: var(--body);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--text-2);
  margin: 0;
  max-width: 56ch;
}
.cd-mid-cta__actions {
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
}
@media (max-width: 800px) {
  .cd-mid-cta__inner { grid-template-columns: 1fr; }
}

/* ─── Patient testimonial section ─── */
.cd-testimonial {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-8) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-testimonial__inner {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--s-7);
  align-items: start;
}
.cd-testimonial__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.cd-testimonial__label .num { color: var(--bio); font-weight: 600; }
.cd-testimonial__quote {
  font-family: var(--display);
  font-weight: 280;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--s-5);
  max-width: 56ch;
}
.cd-testimonial__quote::before {
  content: "\201C";
  color: var(--bio);
  margin-right: 4px;
  font-size: 1em;
}
.cd-testimonial__quote::after {
  content: "\201D";
  color: var(--bio);
  margin-left: 2px;
  font-size: 1em;
}
.cd-testimonial__attr {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}
.cd-testimonial__stars {
  color: var(--bio);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.cd-testimonial__name {
  font-family: var(--body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.cd-testimonial__source {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
@media (max-width: 800px) {
  .cd-testimonial__inner { grid-template-columns: 1fr; }
}

/* ─── "What happens at consultation" steps ─── */
.cd-consultation {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-8) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-consultation__head {
  margin-bottom: var(--s-6);
}
.cd-consultation__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.cd-consult-step {
  background: var(--ink-1);
  padding: var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  list-style: none;
}
.cd-consult-step__num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--bio);
  margin: 0;
}
.cd-consult-step__name {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--text);
  margin: 4px 0 6px;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.cd-consult-step__copy {
  font-family: var(--body);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-2);
  margin: 0;
}
@media (max-width: 1000px) {
  .cd-consultation__steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .cd-consultation__steps { grid-template-columns: 1fr; }
}

/* ─── Pricing / coverage teaser ─── */
.cd-pricing {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-pricing__inner {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--s-7);
  align-items: start;
}
.cd-pricing__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.cd-pricing__label .num { color: var(--bio); font-weight: 600; }
.cd-pricing__body {
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-2);
  margin: 0;
  max-width: 60ch;
}
.cd-pricing__body em {
  font-style: normal;
  color: var(--bio);
  font-weight: 500;
}
@media (max-width: 800px) {
  .cd-pricing__inner { grid-template-columns: 1fr; }
}

/* ─── Sticky bottom CTA bar ─── */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: 12px var(--gutter);
  background: rgba(5, 8, 16, 0.85);
  border-top: 1px solid var(--line-2);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  transform: translateY(100%);
  transition: transform 320ms ease;
}
.sticky-cta.is-visible { transform: translateY(0); }
.sticky-cta__copy {
  font-family: var(--body);
  font-size: 13.5px;
  color: var(--text-2);
  margin: 0;
}
.sticky-cta__copy strong {
  color: var(--text);
  font-weight: 500;
}
.sticky-cta__actions {
  display: flex;
  gap: var(--s-2);
  flex-shrink: 0;
}
.sticky-cta__phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  padding: 9px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  transition: border-color 200ms ease, color 200ms ease;
}
.sticky-cta__phone:hover { border-color: var(--bio); color: var(--bio); }
.sticky-cta__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--body);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-0);
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--bio);
  box-shadow: 0 0 0 1px var(--bio), 0 4px 14px -4px var(--bio-glow);
  transition: background 200ms ease;
}
.sticky-cta__cta:hover { background: var(--bio-2); }
@media (max-width: 700px) {
  .sticky-cta__copy { display: none; }
  .sticky-cta { justify-content: center; }
}

/* ============================================================
   CONDITION PAGE — IMAGERY & FAQ
   ============================================================ */

/* ─── SVG graphic banner between § 02 (mechanism) and § 03 (research) ─── */
.cd-graphic {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
  position: relative;
  border-bottom: 1px solid var(--line);
}
.cd-graphic__inner {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 80% at 70% 50%, rgba(94, 234, 212, 0.05), transparent 70%),
    var(--ink-1);
  border: 1px solid var(--line);
}
.cd-graphic__svg {
  width: 100%;
  height: auto;
  max-height: 240px;
  display: block;
}
.cd-graphic__caption {
  position: absolute;
  bottom: var(--s-5);
  left: var(--s-5);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
}
.cd-graphic__caption .num {
  color: var(--bio);
  font-weight: 600;
}

/* ─── FAQ accordion ─── */
.cd-faq {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-8) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-faq__inner {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--s-7);
  align-items: start;
}
.cd-faq__head {
  position: sticky;
  top: 100px;
}
.cd-faq__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
}
.cd-faq__label .num { color: var(--bio); font-weight: 600; }
.cd-faq__title {
  font-family: var(--display);
  font-weight: 350;
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  line-height: 1.12;
  letter-spacing: -0.018em;
  color: var(--text);
  margin: 0;
  max-width: 14ch;
}
.cd-faq__list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.cd-faq__item {
  background: var(--ink-1);
  transition: background 200ms ease;
}
.cd-faq__item[open] {
  background: var(--ink-2);
}
.cd-faq__q {
  padding: var(--s-5);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  color: var(--text);
}
.cd-faq__q::-webkit-details-marker { display: none; }
.cd-faq__q::marker { display: none; content: ''; }
.cd-faq__q::after {
  content: "+";
  color: var(--bio);
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
  transition: transform 240ms ease;
  flex-shrink: 0;
}
.cd-faq__item[open] .cd-faq__q::after {
  transform: rotate(45deg);
}
.cd-faq__a {
  padding: 0 var(--s-5) var(--s-5);
  font-family: var(--body) !important;
  font-size: 14.5px !important;
  line-height: 1.6 !important;
  color: var(--text-2) !important;
  margin: 0 !important;
  max-width: 60ch;
}
.cd-faq__a em {
  font-style: normal;
  color: var(--bio);
  font-weight: 500;
}
@media (max-width: 800px) {
  .cd-faq__inner { grid-template-columns: 1fr; }
  .cd-faq__head { position: static; }
}

/* ============================================================
   CONDITION PAGE — IMAGERY
   ============================================================ */

/* New hero layout: text + CTAs on left aligned to bottom of image, data strip below */
.cd-hero:has(.cd-hero__aside) {
  align-items: end; /* keep title/lede/CTAs flush with image bottom */
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  padding-bottom: var(--s-7);
}
.cd-hero:has(.cd-hero__aside) .cd-hero__breadcrumb {
  grid-column: 1 / 2;
  grid-row: 1;
  align-self: start;
  margin: 0 0 var(--s-5);
}
.cd-hero:has(.cd-hero__aside) > div:not(.cd-hero__aside):not(.cd-hero__actions) {
  grid-column: 1;
  grid-row: 2;
  align-self: end;
}
.cd-hero:has(.cd-hero__aside) .cd-hero__actions {
  grid-column: 1 / 2;
  grid-row: 3;
  margin-top: var(--s-4);
  align-self: end;
}
.cd-hero__aside {
  grid-column: 2;
  grid-row: 1 / 4;
  align-self: stretch;
}
.cd-hero__media {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 5;
  max-height: 580px;
  object-fit: cover;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--ink-1);
}

/* Horizontal data strip directly below the hero */
.cd-data-strip {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-5) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-data-strip dl {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-6);
  margin: 0;
  border-left: none;
  padding-left: 0;
}
.cd-data-strip dl > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: var(--s-3);
  border-left: 1px solid var(--line);
}
.cd-data-strip dl dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.cd-data-strip dl dd {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: 1rem;
  color: var(--text);
  letter-spacing: -0.005em;
}

@media (max-width: 1000px) {
  .cd-data-strip dl { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .cd-data-strip dl { grid-template-columns: 1fr; }
}

/* Inline image banners between sections */
.cd-image-banner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
  border-bottom: 1px solid var(--line);
}
.cd-image-banner__inner {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-1);
}
.cd-image-banner__img {
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: cover;
  display: block;
}
.cd-image-banner__caption {
  position: absolute;
  bottom: var(--s-5);
  left: var(--s-5);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
  margin: 0;
  background: rgba(5, 8, 16, 0.55);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.cd-image-banner__caption .num {
  color: var(--bio);
  font-weight: 600;
}

@media (max-width: 900px) {
  /* Reset the desktop `:has(.cd-hero__aside)` overrides so the hero stacks
     cleanly on mobile — breadcrumb, title, lede, image, CTAs, in that order. */
  .cd-hero:has(.cd-hero__aside) {
    grid-template-columns: 1fr;
    align-items: stretch;
    padding-bottom: var(--s-6);
  }
  .cd-hero:has(.cd-hero__aside) .cd-hero__breadcrumb {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
    margin: 0 0 var(--s-4);
  }
  .cd-hero:has(.cd-hero__aside) > div:not(.cd-hero__aside):not(.cd-hero__actions) {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
  }
  .cd-hero:has(.cd-hero__aside) .cd-hero__actions {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
    margin-top: var(--s-4);
  }
  .cd-hero__aside {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
  }
  .cd-hero__media {
    aspect-ratio: 16 / 9;
    max-height: none;
  }
}
@media (max-width: 600px) {
  .cd-hero {
    padding-top: clamp(96px, 12vh, 140px);
  }
  .cd-hero__breadcrumb {
    flex-wrap: wrap;
    row-gap: 4px;
    font-size: 10px;
    letter-spacing: 0.14em;
  }
  .cd-hero__title {
    font-size: clamp(2rem, 9vw, 2.8rem);
    max-width: 100%;
  }
  .cd-hero__lede {
    font-size: 1rem;
  }
  .cd-hero__actions { width: 100%; }
  .cd-hero__actions .btn { flex: 1 1 100%; justify-content: center; }
}

/* ============================================================
   ARTICLE TEMPLATE — guides + blog
   ============================================================ */
.article {
  max-width: var(--max-w);
  margin: 0 auto;
}
.article-hero {
  padding: clamp(110px, 14vh, 160px) var(--gutter) var(--s-6);
  border-bottom: 1px solid var(--line);
}
.article-crumb {
  margin: 0 0 var(--s-5) !important;
}
.article-hero__eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
}
.article-hero__eyebrow .num {
  color: var(--bio);
  font-weight: 600;
}
.article-hero__title {
  font-family: var(--display);
  font-weight: 250;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.022em;
  color: var(--text);
  margin: 0 0 var(--s-4);
  max-width: 22ch;
}
.article-hero__deck {
  font-family: var(--body);
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.55;
  color: var(--text-2);
  max-width: 62ch;
  margin: 0 0 var(--s-6);
}
.article-hero__updated {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: var(--s-4) 0 0;
}

.article-author {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-wrap: wrap;
  padding: var(--s-4) 0 0;
  border-top: 1px solid var(--line);
  margin-top: var(--s-3);
}
.article-author__avatar {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(94, 234, 212, 0.18), rgba(23, 113, 148, 0.18));
  color: var(--bio);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  border: 1px solid rgba(94, 234, 212, 0.2);
}
.article-author__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.article-author__name {
  font-family: var(--display);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text);
  margin: 0;
}
.article-author__title {
  font-family: var(--body);
  font-size: 12.5px;
  color: var(--text-3);
  margin: 0;
}
.article-author__link {
  margin-left: auto;
  font-family: var(--body);
  font-size: 13px;
  font-weight: 500;
  color: var(--bio);
  transition: color 200ms ease;
}
.article-author__link:hover {
  color: var(--bio-2);
}

/* Layout: content + sticky TOC sidebar */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: var(--s-8);
  padding: var(--s-7) var(--gutter);
  max-width: var(--max-w);
  margin: 0 auto;
  align-items: start;
}
.article-body {
  max-width: 720px;
  font-family: var(--body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-2);
}
.article-body > p,
.article-body > ul,
.article-body > ol,
.article-body > blockquote,
.article-body > pre {
  margin: 0 0 var(--s-4);
}
.article-body p {
  margin: 0 0 var(--s-4);
}
.article-body h2 {
  font-family: var(--display);
  font-weight: 350;
  font-size: clamp(1.55rem, 2.6vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.018em;
  color: var(--text);
  margin: var(--s-7) 0 var(--s-4);
  scroll-margin-top: 90px;
}
.article-body h2:first-child {
  margin-top: 0;
}
.article-body h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.25rem;
  letter-spacing: -0.012em;
  color: var(--text);
  margin: var(--s-5) 0 var(--s-3);
  scroll-margin-top: 90px;
}
.article-body h4 {
  font-family: var(--body);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  margin: var(--s-4) 0 var(--s-2);
}
.article-body strong {
  color: var(--text);
  font-weight: 500;
}
.article-body em {
  color: var(--text);
  font-style: italic;
}
.article-body a {
  color: var(--bio);
  border-bottom: 1px solid rgba(94, 234, 212, 0.3);
  padding-bottom: 1px;
  transition: border-color 200ms ease, color 200ms ease;
}
.article-body a:hover {
  color: var(--bio-2);
  border-bottom-color: var(--bio);
}
.article-body ul,
.article-body ol {
  padding-left: var(--s-5);
}
.article-body li {
  margin-bottom: var(--s-2);
}
.article-body li > p {
  margin-bottom: var(--s-2);
}
.article-body blockquote {
  border-left: 2px solid var(--bio);
  padding: var(--s-2) 0 var(--s-2) var(--s-5);
  color: var(--text);
  font-style: italic;
  font-size: 1.1rem;
  font-family: var(--display);
  font-weight: 320;
  margin: var(--s-5) 0;
}
.article-body code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--ink-2);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--bio);
}
.article-body pre {
  background: var(--ink-2);
  padding: var(--s-4);
  border-radius: 8px;
  overflow-x: auto;
  border: 1px solid var(--line);
}
.article-body pre code {
  background: none;
  padding: 0;
  color: var(--text-2);
}
.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: var(--s-6) 0;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--s-5) 0;
  font-size: 0.95rem;
}
.article-body th,
.article-body td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.article-body th {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 500;
  border-bottom-color: var(--line-2);
}
.article-body td {
  color: var(--text-2);
}

/* Key-takeaways callout */
.article-takeaways {
  background: linear-gradient(120deg, rgba(94, 234, 212, 0.06) 0%, rgba(94, 234, 212, 0.02) 100%);
  border: 1px solid rgba(94, 234, 212, 0.2);
  border-radius: 12px;
  padding: var(--s-5);
  margin: 0 0 var(--s-6);
}
.article-takeaways__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bio);
  margin: 0 0 var(--s-3);
  font-weight: 600;
}
.article-takeaways ul {
  padding-left: var(--s-4);
  margin: 0;
}
.article-takeaways li {
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.5;
  margin-bottom: var(--s-2);
}
.article-takeaways li::marker {
  color: var(--bio);
}

/* Citations / References */
.article-cites {
  margin: var(--s-7) 0 0;
  padding: var(--s-5) 0 0;
  border-top: 1px solid var(--line);
}
.article-cites h2 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
  font-weight: 600;
  scroll-margin-top: 90px;
}
.article-cites ol {
  padding-left: var(--s-5);
  font-size: 0.88rem;
  color: var(--text-3);
}
.article-cites li {
  margin-bottom: var(--s-2);
  line-height: 1.5;
}

/* TOC sidebar (desktop) */
.article-toc {
  position: sticky;
  top: 100px;
  align-self: start;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  padding-left: var(--s-4);
  border-left: 1px solid var(--line);
}
.article-toc__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
  font-weight: 600;
}
.article-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.article-toc a {
  display: block;
  font-family: var(--body);
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--text-3);
  padding: 7px 0 7px 12px;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color 180ms ease, border-color 180ms ease;
}
.article-toc a:hover {
  color: var(--text-2);
}
.article-toc a.is-active {
  color: var(--bio);
  border-left-color: var(--bio);
}

/* Mobile TOC */
.article-toc-mobile {
  display: none;
}

/* FAQ section override for articles */
.article-faq {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* Author bio at bottom */
.article-bio-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--s-7) var(--gutter);
}
.article-bio {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: var(--s-6);
  max-width: 720px;
}
.article-bio__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 var(--s-3);
}
.article-bio__name {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.45rem;
  letter-spacing: -0.015em;
  color: var(--text);
  margin: 0 0 var(--s-3);
}
.article-bio__copy {
  font-family: var(--body);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-2);
  margin: 0 0 var(--s-3);
}
.article-bio__npi {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-3);
  margin: 0;
}
.article-bio__npi a {
  color: var(--bio);
  margin-left: 4px;
}

/* Related cards wrapper */
.article-related {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter) var(--s-8);
}

@media (max-width: 1000px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: var(--s-5);
  }
  .article-toc {
    display: none;
  }
  .article-toc-mobile {
    display: block;
    position: sticky;
    top: 64px;
    z-index: 50;
    background: rgba(5, 8, 16, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .article-toc-mobile__trigger {
    width: 100%;
    background: none;
    border: 0;
    color: var(--text-2);
    font-family: var(--body);
    font-size: 14px;
    font-weight: 500;
    padding: 12px var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
  }
  .article-toc-mobile__trigger svg {
    transition: transform 200ms ease;
  }
  .article-toc-mobile.is-open .article-toc-mobile__trigger svg {
    transform: rotate(180deg);
  }
  .article-toc-mobile__list {
    list-style: none;
    padding: 0 var(--gutter) var(--s-4);
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 240ms ease;
  }
  .article-toc-mobile.is-open .article-toc-mobile__list {
    max-height: 60vh;
    overflow-y: auto;
  }
  .article-toc-mobile a {
    display: block;
    padding: 10px 0;
    color: var(--text-2);
    font-size: 14px;
    border-bottom: 1px solid var(--line);
  }
  .article-toc-mobile a:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 600px) {
  .article-hero__title {
    font-size: clamp(2rem, 8vw, 2.6rem);
  }
  .article-author__link {
    margin-left: 0;
    width: 100%;
  }
}

/* Footer locations row */
.foot__locations {
  margin: var(--s-3) 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}
.foot__locations a {
  color: var(--bio);
  border-bottom: 1px solid rgba(94, 234, 212, 0.25);
  padding-bottom: 1px;
  transition: color 180ms ease;
}
.foot__locations a:hover {
  color: var(--bio-2);
}

/* ============================================================
   Learn — Card thumbnails + search (overrides earlier card css)
   ============================================================ */
.learn-card a {
  padding: 0 !important;
  gap: 0 !important;
  overflow: hidden;
  border-radius: 16px;
}
.learn-card__img {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink-1);
  position: relative;
}
.learn-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 320ms ease;
}
.learn-card:hover .learn-card__img img {
  transform: scale(1.04);
}
.learn-card__img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(5,8,16,0.55));
  pointer-events: none;
}
.learn-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  padding: var(--s-5);
}
.learn-card[hidden] { display: none; }

/* Search bar */
.learn-search-wrap {
  position: relative;
  margin: 0 0 var(--s-6);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-3);
}
.learn-search-label {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
  display: flex;
  align-items: center;
  z-index: 1;
}
.learn-search {
  flex: 1 1 320px;
  max-width: 520px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  padding: 13px 18px 13px 44px;
  transition: border-color 180ms ease, background 180ms ease;
  -webkit-appearance: none;
  appearance: none;
}
.learn-search::placeholder {
  color: var(--text-3);
}
.learn-search:focus {
  outline: none;
  border-color: rgba(94, 234, 212, 0.45);
  background: var(--ink-3);
}
.learn-search:focus + .learn-search-result,
.learn-search-result {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0;
  min-height: 1em;
}
.learn-search::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--text-3);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M3 3 L13 13 M13 3 L3 13' stroke='black' stroke-width='2' stroke-linecap='round'/></svg>") no-repeat center / 70%;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M3 3 L13 13 M13 3 L3 13' stroke='black' stroke-width='2' stroke-linecap='round'/></svg>") no-repeat center / 70%;
  cursor: pointer;
}