[data-page="body-l3"] {
  --bg: #ece7dc;
  --bg-elev: #e2dccd;
  --bg-elev-2: #d6cfbe;
  --ink: #16171a;
  --ink-dim: #4d4e52;
  --ink-mute: #8a877f;
  --rule: rgba(22, 23, 26, 0.16);
  --rule-strong: rgba(22, 23, 26, 0.32);
  --accent: #c43818;
  --accent-soft: #8a2008;
  --accent-ink: #ece7dc;
}

.b3hero {
  padding: clamp(72px, 9vw, 132px) 0 clamp(48px, 5vw, 80px);
  border-bottom: 1px solid var(--rule);
}
.b3hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: end;
}
.b3-eyebrow {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 36px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.b3-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.b3-eyebrow .dim {
  color: var(--ink-mute);
  letter-spacing: 0.28em;
}
.b3hero h1 {
  font-family: var(--f-display);
  font-size: clamp(56px, 8.5vw, 140px);
  line-height: 0.88;
  letter-spacing: -0.025em;
  font-weight: 400;
  margin: 0 0 36px;
  color: var(--ink);
  text-wrap: balance;
}
.b3hero h1 .it,
.b3-section-head h2 .it {
  font-style: italic;
  color: var(--accent);
}
.b3-meta {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: clamp(20px, 2.5vw, 40px);
  padding-top: 28px;
  border-top: 1px solid var(--rule-strong);
}
.b3-meta .cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.b3-meta .lbl {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.b3-meta .val {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.35;
  color: var(--ink-dim);
}
.b3-meta .val .it {
  color: var(--accent);
}
.b3-photo {
  margin: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--bg-elev);
}
.b3-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.92) contrast(0.96);
}

.b3note {
  padding: clamp(56px, 6vw, 96px) 0;
  border-bottom: 1px solid var(--rule);
}
.b3note-inner {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.b3note .by {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  gap: 12px;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.b3note .by strong {
  color: var(--ink);
  font-weight: 400;
}
.b3note p {
  font-family: var(--f-display);
  font-size: clamp(19px, 1.5vw, 22px);
  line-height: 1.55;
  color: var(--ink);
  margin: 0 0 18px;
  text-wrap: pretty;
}

.b3module,
.b3guides {
  padding: clamp(72px, 8vw, 128px) 0;
  border-bottom: 1px solid var(--rule);
}
.b3module {
  background: var(--bg-elev);
}
.b3module-inner,
.b3care-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.b3-section-head {
  display: grid;
  grid-template-columns: 96px 1fr minmax(180px, 320px);
  gap: clamp(24px, 4vw, 56px);
  align-items: end;
  margin-bottom: 42px;
}
.b3-section-head.compact {
  grid-template-columns: 72px 1fr;
}
.b3-section-head .num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(44px, 5vw, 72px);
  line-height: 1;
  color: var(--accent);
}
.b3-section-head h2 {
  font-family: var(--f-display);
  font-size: clamp(42px, 5vw, 72px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin: 0;
}
.b3-section-head .meta {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  line-height: 1.8;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.hydration-brief {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: stretch;
}
.brief-lede {
  border: 1px solid var(--rule-strong);
  background: var(--bg);
  padding: clamp(28px, 3vw, 42px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 420px;
}
.brief-lede span,
.hydration-rule span,
.diag-head span,
.ledger-head span,
.intake-lede span {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
}
.brief-lede p {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0;
}
.brief-list {
  border-top: 1px solid var(--rule-strong);
}
.brief-list article {
  display: grid;
  grid-template-columns: 72px 0.8fr 1fr 1fr;
  gap: 22px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.brief-num,
.place-num,
.ledger-num,
.intake-num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  color: var(--accent);
}
.brief-list h3,
.energy-diagnostic h3,
.stuck-timeline h3,
.skin-ledger h3,
.symptom-intake h3 {
  font-family: var(--f-display);
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1;
  font-weight: 400;
  margin: 0 0 12px;
}
.brief-list p,
.energy-diagnostic p,
.stuck-timeline p,
.skin-ledger p,
.symptom-intake p {
  font-family: var(--f-sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 0;
}
.brief-list p strong,
.stuck-timeline p strong {
  color: var(--ink);
  font-weight: 500;
}
.hydration-rule {
  margin-top: 34px;
  border-top: 1px solid var(--rule-strong);
  padding-top: 24px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  align-items: baseline;
}
.hydration-rule p,
.movement-prescription p {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(18px, 1.8vw, 24px);
  line-height: 1.35;
  color: var(--ink);
  margin: 0;
}

.energy-diagnostic,
.skin-ledger {
  border-top: 1px solid var(--rule-strong);
}
.diag-head,
.ledger-head {
  display: grid;
  grid-template-columns: 0.7fr 1.1fr 1.1fr 1.1fr;
  gap: 24px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--rule);
}
.energy-diagnostic article {
  display: grid;
  grid-template-columns: 0.7fr 1.1fr 1.1fr 1.1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.energy-diagnostic article:nth-child(odd) {
  background: linear-gradient(90deg, color-mix(in oklab, var(--accent) 5%, transparent), transparent 50%);
}

.stuck-timeline {
  border-top: 1px solid var(--rule-strong);
}
.stuck-timeline article {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
}
.stuck-timeline h3 {
  font-size: clamp(34px, 4vw, 58px);
}
.stuck-timeline p {
  max-width: 76ch;
  margin-bottom: 8px;
}
.movement-prescription {
  margin-top: 34px;
  border: 1px solid var(--rule-strong);
  background: var(--bg);
  padding: clamp(24px, 3vw, 36px);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  align-items: baseline;
}
.movement-prescription span {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
}

.skin-ledger article {
  display: grid;
  grid-template-columns: 64px 0.7fr 1.1fr 1.1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.ledger-head {
  grid-template-columns: 64px 0.7fr 1.1fr 1.1fr;
}
.ledger-head span:first-child {
  grid-column: 2;
}

.symptom-intake {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--rule-strong);
  border-left: 1px solid var(--rule);
}
.intake-lede {
  grid-row: span 2;
  min-height: 360px;
  padding: clamp(28px, 3vw, 42px);
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--ink);
  color: var(--accent-ink);
}
.intake-lede p {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--accent-ink);
  margin: 0;
}
.symptom-intake article {
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 24px;
  background: var(--bg);
}

.b3-guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule-strong);
  border-left: 1px solid var(--rule);
}
.b3-guide {
  min-height: 260px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 24px;
  text-decoration: none;
  color: var(--ink);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.b3-guide:hover {
  background: var(--bg-elev);
}
.b3-guide .top,
.b3-guide .foot {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.b3-guide .top span:first-child,
.b3-guide .foot span:last-child {
  color: var(--accent);
}
.b3-guide h3 {
  font-family: var(--f-display);
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.04;
  font-weight: 400;
  margin: 0;
}
.b3-guide p {
  font-family: var(--f-sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 0;
}
.b3-guide .foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
}

.b3care {
  padding: clamp(64px, 7vw, 112px) 0;
  background: var(--ink);
  color: var(--accent-ink);
}
.b3care-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(36px, 5vw, 80px);
  align-items: start;
}
.b3care .label {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}
.b3care .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.b3care h2 {
  font-family: var(--f-display);
  font-size: clamp(36px, 5vw, 72px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin: 0;
}
.b3care h2 .it {
  font-style: italic;
  color: var(--accent);
}
.b3care p {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(22px, 2.3vw, 34px);
  line-height: 1.35;
  color: var(--accent-ink);
  margin: 0;
}

@media (max-width: 1100px) {
  .b3hero-inner,
  .b3care-inner,
  .hydration-brief,
  .movement-prescription {
    grid-template-columns: 1fr;
  }
  .b3-photo {
    max-height: 520px;
  }
  .b3-meta,
  .b3-section-head,
  .symptom-intake,
  .b3-guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .brief-list article,
  .energy-diagnostic article,
  .diag-head,
  .skin-ledger article,
  .ledger-head {
    grid-template-columns: 1fr;
  }
  .intake-lede {
    grid-row: auto;
  }
}

@media (max-width: 700px) {
  .b3-meta,
  .b3-section-head,
  .b3-section-head.compact,
  .hydration-rule,
  .symptom-intake,
  .b3-guide-grid {
    grid-template-columns: 1fr;
  }
  .b3-photo {
    aspect-ratio: 4 / 3;
  }
}