@layer sections {
  .entrance {
    padding-top: clamp(0.25rem, 0.1rem + 0.8vw, 1rem);
    padding-bottom: var(--space-2xl);
  }

  .entrance__bar {
    display: flex;
    align-items: center;
    column-gap: var(--space-m);
  }

  .entrance__rule {
    flex: 1 1 2rem;
    height: 1px;
    background: var(--line);
    transform-origin: left center;
  }

  .entrance__meta {
    display: none;
    flex: none;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-style: italic;
    color: var(--ink-soft);
  }

  .entrance__grid {
    display: grid;
    gap: var(--space-l) var(--grid-gap);
    margin-top: clamp(1.5rem, 0.8rem + 3vw, 4rem);
  }

  .entrance__eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: clamp(1.1rem, 0.7rem + 1.4vw, 1.9rem);
    font-family: var(--font-text);
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    line-height: 1.4;
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--ink-accent);
  }

  .entrance__eyebrow::before {
    content: "";
    flex: none;
    width: 2.5rem;
    height: 1px;
    background: currentColor;
    transform-origin: left center;
  }

  .entrance__title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 1.2rem + 6.4vw, 7.25rem);
    font-weight: var(--weight-display);
    line-height: var(--leading-display);
    letter-spacing: var(--tracking-display);
    color: var(--ink);
  }

  .entrance__line {
    display: block;
    overflow: hidden;
    padding: 0.1em 0.04em 0.16em;
    margin: -0.1em -0.04em -0.16em;
  }

  .entrance__line-text {
    display: inline-block;
  }

  .entrance__line em {
    font-weight: var(--weight-light);
    color: var(--ink-accent);
  }

  .entrance__deck {
    max-width: 38ch;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-style: italic;
    font-weight: var(--weight-text);
    line-height: var(--leading-snug);
    color: var(--ink);
    text-wrap: pretty;
  }

  .entrance__place {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
    max-width: 40ch;
    margin-top: var(--space-m);
    padding-top: var(--space-m);
    border-top: 1px solid var(--line);
    font-size: var(--text-sm);
    line-height: 1.55;
    color: var(--ink-soft);
  }

  .entrance__place .icon {
    width: 1.125rem;
    height: 1.125rem;
    margin-top: 0.1rem;
    color: var(--ink-accent);
  }

  .corridor {
    margin-top: clamp(2.5rem, 1.5rem + 4vw, 5rem);
    scroll-margin-top: var(--space-m);
  }

  .corridor__title {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    margin-bottom: var(--space-2xs);
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .corridor__title::after {
    content: "";
    flex: 1 1 auto;
    height: 1px;
    background: var(--line);
  }

  .corridor__list {
    display: grid;
  }

  .corridor__room {
    --tone: var(--surface-warm);
    --tone-ink: var(--ink);
    --tone-soft: var(--ink-soft);
    --tone-accent: var(--ink-accent);
    --tone-line: var(--line);
    display: grid;
    grid-template-columns: 3.5rem minmax(0, 1fr);
    column-gap: var(--space-s);
    padding-block: var(--space-m);
    border-bottom: 1px solid var(--line);
  }

  .corridor__room--hormonal-health {
    --tone: var(--color-apricot);
    --tone-accent: var(--color-persimmon-deep);
  }

  .corridor__room--heart-health {
    --tone: var(--surface-sage);
    --tone-accent: var(--ink-sage);
    --tone-line: var(--line-sage);
  }

  .corridor__room--weight-management {
    --tone: var(--surface-field);
    --tone-accent: var(--ink-sage);
    --tone-line: var(--line-sage);
  }

  .corridor__room--life-stages {
    --tone: var(--surface-page);
  }

  .corridor__room--child-health {
    --tone: var(--surface-sage);
    --tone-line: var(--line-sage);
  }

  .corridor__door {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: subgrid;
    grid-template-rows: auto auto;
    align-content: center;
    row-gap: 0.1rem;
    min-height: 3.5rem;
    color: var(--tone-ink);
  }

  .corridor__view {
    grid-row: 1 / span 2;
    display: block;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: var(--radius-xs);
    background: var(--tone);
  }

  .corridor__view picture,
  .corridor__image {
    width: 100%;
    height: 100%;
  }

  .corridor__image {
    object-fit: cover;
    transition: scale var(--duration-slow) var(--ease-out-expo);
  }

  .corridor__numeral {
    grid-column: 2;
    align-self: end;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-style: italic;
    line-height: 1.2;
    color: var(--ink-accent);
  }

  .corridor__name {
    grid-column: 2;
    align-self: start;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--weight-heading);
    line-height: var(--leading-title);
    letter-spacing: var(--tracking-title);
    transition: color var(--duration-base) ease;
  }

  .corridor__topics {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-content: start;
    column-gap: var(--space-m);
    margin-top: var(--space-2xs);
    font-size: var(--text-sm);
    line-height: 1.35;
    color: var(--ink-soft);
  }

  .corridor__topic {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2xs);
    min-block-size: 2.75rem;
    border-bottom: 1px solid var(--line-faint);
    color: inherit;
    transition: color var(--duration-base) ease;
  }

  .corridor__topic-text {
    padding-block: 0.35rem;
    background-image: linear-gradient(currentColor, currentColor);
    background-size: 0% 1px;
    background-position: 0 calc(100% - 0.3rem);
    background-repeat: no-repeat;
    transition: background-size var(--duration-slow) var(--ease-out-expo);
  }

  .corridor__arrow {
    width: 0.875rem;
    height: 0.875rem;
    rotate: 90deg;
    color: var(--ink-accent);
    transition: translate var(--duration-slow) var(--ease-out-expo);
  }

  @media (hover: hover) {
    .corridor__topic:hover {
      color: var(--tone-ink);
    }

    .corridor__topic:hover .corridor__topic-text {
      background-size: 100% 1px;
    }

    .corridor__topic:hover .corridor__arrow {
      translate: 0 0.15rem;
    }

    .corridor__door:hover .corridor__image {
      scale: 1.06;
    }

    .corridor__door:hover .corridor__name {
      color: var(--tone-accent);
    }
  }

  .threshold {
    padding-block: 0 var(--space-section);
  }

  .threshold__inner {
    display: grid;
    gap: var(--space-xl) var(--grid-gap);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--line);
  }

  .threshold__statement {
    max-width: 22ch;
    font-family: var(--font-display);
    font-size: var(--text-quote);
    font-weight: var(--weight-display);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-display);
    text-wrap: balance;
  }

  .threshold__statement em {
    font-weight: var(--weight-light);
    color: var(--ink-accent);
  }

  .threshold__title {
    margin-bottom: var(--space-s);
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--ink-accent);
  }

  .threshold__text {
    max-width: 44ch;
    color: var(--ink-soft);
    text-wrap: pretty;
  }

  .threshold__list {
    margin-top: var(--space-m);
    border-bottom: 1px solid var(--line);
  }

  .threshold__item {
    display: flex;
    align-items: baseline;
    gap: var(--space-s);
    padding-block: 0.8rem;
    border-top: 1px solid var(--line);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    line-height: 1.3;
    color: var(--ink);
  }

  .threshold__letter {
    flex: none;
    width: 1.5rem;
    font-style: italic;
    color: var(--ink-accent);
  }

  .threshold__caution {
    max-width: 48ch;
    margin-top: var(--space-l);
    padding-left: var(--space-m);
    border-left: 1px solid var(--accent-soft);
    font-family: var(--font-display);
    font-size: var(--text-md);
    font-style: italic;
    line-height: 1.45;
    color: var(--ink-soft);
  }

  .threshold__caution-label {
    display: block;
    margin-bottom: var(--space-3xs);
    font-family: var(--font-text);
    font-size: var(--text-2xs);
    font-style: normal;
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--ink-accent);
  }

  .rooms {
    --runner-height: 3.25rem;
    position: relative;
  }

  .runner {
    position: sticky;
    top: var(--header-height);
    z-index: 40;
    background: var(--surface-frosted);
    border-block: 1px solid var(--line);
    -webkit-backdrop-filter: saturate(1.4) blur(14px);
    backdrop-filter: saturate(1.4) blur(14px);
  }

  .runner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-s);
    height: var(--runner-height);
  }

  .runner__all {
    display: none;
    align-items: center;
    gap: 0.5rem;
    min-width: 2.75rem;
    min-height: 2.75rem;
    color: var(--ink);
  }

  .runner__all-icon {
    width: 1rem;
    height: 1rem;
    rotate: -45deg;
    color: var(--ink-accent);
  }

  .runner__all-text {
    display: none;
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    white-space: nowrap;
  }

  .runner__current {
    display: none;
    overflow: hidden;
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-style: italic;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: var(--ink-soft);
  }

  .runner__tabs {
    display: flex;
    flex: none;
    margin-inline: auto;
  }

  .runner__tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-width: 1.875rem;
    height: var(--runner-height);
    color: var(--ink-soft);
    transition: color var(--duration-base) ease;
  }

  .runner__tab::after {
    content: "";
    position: absolute;
    inset: auto 0.5rem -1px;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform var(--duration-slow) var(--ease-out-expo);
  }

  .runner__tab[aria-current="location"] {
    color: var(--ink-accent);
  }

  .runner__tab[aria-current="location"]::after {
    transform: none;
  }

  .runner__tab:focus-visible {
    outline-offset: -3px;
  }

  .runner__numeral {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-style: italic;
  }

  @media (hover: hover) {
    .runner__tab:hover {
      color: var(--ink);
    }
  }

  .room {
    --room-surface: var(--surface-page);
    --room-ink: var(--ink);
    --room-soft: var(--ink-soft);
    --room-accent: var(--ink-accent);
    --room-line: var(--line);
    --room-rule: var(--line-rose);
    --room-wash: var(--accent-wash);
    position: relative;
    padding-block: var(--space-section);
    overflow-x: clip;
    background: var(--room-surface);
    color: var(--room-ink);
    scroll-margin-top: calc(-1 * var(--space-s));
  }

  .room--metabolic-health {
    --room-surface: var(--surface-warm);
  }

  .room--hormonal-health {
    --room-surface: var(--color-apricot);
    --room-accent: var(--color-persimmon-deep);
    --room-rule: color-mix(in srgb, var(--color-persimmon) 45%, transparent);
    --room-wash: color-mix(in srgb, var(--color-persimmon-soft) 14%, transparent);
  }

  .room--heart-health {
    --room-surface: var(--surface-sage);
    --room-accent: var(--ink-sage);
    --room-line: var(--line-sage);
    --room-rule: var(--line-sage);
    --room-wash: color-mix(in srgb, var(--color-leaf-fresh) 22%, transparent);
  }

  .room--digestive-health {
    --room-surface: var(--color-evergreen);
    --room-ink: var(--ink-on-dark);
    --room-soft: var(--ink-on-dark-soft);
    --room-accent: var(--color-stamen);
    --room-line: var(--line-on-dark);
    --room-rule: var(--line-champagne);
    --room-wash: color-mix(in srgb, var(--color-stamen) 16%, transparent);
  }

  .room--digestive-health :focus-visible,
  .room--clinical-support :focus-visible {
    outline-color: var(--focus-ring-on-dark);
  }

  .room--rheumatology {
    --room-surface: var(--surface-warm);
  }

  .room--weight-management {
    --room-accent: var(--ink-sage);
    --room-rule: var(--line-sage);
    --room-wash: color-mix(in srgb, var(--color-leaf-fresh) 18%, transparent);
  }

  .room--life-stages {
    --room-surface: var(--surface-page);
  }

  .room--child-health {
    --room-surface: var(--surface-sage);
    --room-line: var(--line-sage);
    --room-wash: color-mix(in srgb, var(--color-persimmon-soft) 14%, transparent);
  }

  .room--clinical-support {
    --room-surface: var(--color-grove);
    --room-ink: var(--ink-on-dark);
    --room-soft: var(--ink-on-dark-soft);
    --room-accent: var(--color-stamen);
    --room-line: var(--line-on-dark);
    --room-rule: var(--line-champagne);
    --room-wash: color-mix(in srgb, var(--color-stamen) 16%, transparent);
  }

  .room__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "head" "photo" "topics" "exit";
    row-gap: var(--space-xl);
  }

  .room__head {
    grid-area: head;
  }

  .room__marker {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    margin-bottom: var(--space-m);
  }

  .room__numeral {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-style: italic;
    line-height: 1;
    color: var(--room-accent);
  }

  .room__rule {
    width: 3.5rem;
    height: 1px;
    background: var(--room-rule);
  }

  .room__count {
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--room-soft);
  }

  .room__title {
    max-width: 16ch;
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--weight-display);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-display);
    text-wrap: balance;
  }

  .room__summary {
    max-width: 34ch;
    margin-top: var(--space-m);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-style: italic;
    font-weight: var(--weight-text);
    line-height: var(--leading-snug);
    color: var(--room-soft);
    text-wrap: pretty;
  }

  .room__note {
    max-width: 44ch;
    margin-top: var(--space-m);
    padding-left: var(--space-s);
    border-left: 1px solid var(--room-rule);
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--room-soft);
    text-wrap: pretty;
  }

  .room__photo {
    grid-area: photo;
    position: relative;
  }

  .room__photo picture {
    position: relative;
    display: block;
    overflow: hidden;
  }

  .room__image {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
  }

  .room__caption {
    margin-top: var(--space-xs);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-style: italic;
    color: var(--room-soft);
  }

  .room__topics {
    grid-area: topics;
    display: grid;
    gap: var(--space-l) var(--grid-gap);
    align-content: start;
  }

  .room__topic {
    position: relative;
    padding-top: var(--space-m);
    border-top: 1px solid var(--room-line);
    scroll-margin-top: calc(var(--runner-height) + var(--space-m));
    transition: background-color var(--duration-slow) ease;
  }

  .room__topic::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--room-accent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--duration-slow) var(--ease-out-expo);
  }

  .room__topic:target {
    background-image: linear-gradient(180deg, var(--room-wash), transparent 85%);
  }

  .room__topic:target::before {
    transform: none;
  }

  .room__topic:target .room__topic-title {
    color: var(--room-accent);
  }

  .room__topic-index {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    color: var(--room-accent);
  }

  .room__topic-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-heading);
    line-height: var(--leading-title);
    letter-spacing: var(--tracking-title);
    text-wrap: balance;
    transition: color var(--duration-base) ease;
  }

  .room__topic-text {
    max-width: 46ch;
    margin-top: var(--space-xs);
    line-height: var(--leading-body);
    color: var(--room-soft);
    text-wrap: pretty;
  }

  .room__related {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    column-gap: var(--space-xs);
    margin-top: var(--space-2xs);
  }

  .room__related-label {
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--room-soft);
  }

  .room__related-link {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--room-ink);
    background-image: linear-gradient(var(--room-accent), var(--room-accent)), linear-gradient(var(--room-line), var(--room-line));
    background-size: 0% 1px, 100% 1px;
    background-position: 0 calc(100% - 0.7rem), 0 calc(100% - 0.7rem);
    background-repeat: no-repeat;
    transition: background-size var(--duration-slow) var(--ease-out-expo);
  }

  .room__exit {
    grid-area: exit;
    container-type: inline-size;
    padding-top: var(--space-m);
    border-top: 1px solid var(--room-line);
  }

  .room__exit-inner {
    display: grid;
    gap: var(--space-l) var(--grid-gap);
  }

  @container (min-width: 44rem) {
    .room__exit-inner {
      grid-template-columns: minmax(0, 1fr) auto;
      align-items: end;
    }

    .room__cta {
      justify-items: end;
      text-align: right;
    }

    .room__cta-links {
      justify-content: flex-end;
    }
  }

  .room__ways {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2xs) var(--space-l);
  }

  .room__next {
    display: inline-grid;
    grid-template-columns: auto auto;
    align-items: center;
    column-gap: var(--space-s);
    min-height: 2.75rem;
    color: var(--room-ink);
  }

  .room__next-label {
    grid-column: 1;
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--room-soft);
  }

  .room__next-name {
    grid-column: 1;
    font-family: var(--font-display);
    font-size: var(--text-md);
    font-style: italic;
    transition: color var(--duration-base) ease;
  }

  .room__next .icon {
    grid-column: 2;
    grid-row: 1 / span 2;
    rotate: 90deg;
    color: var(--room-accent);
    transition: translate var(--duration-slow) var(--ease-out-expo);
  }

  .room__all {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 2.75rem;
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--room-soft);
    transition: color var(--duration-base) ease;
  }

  .room__all .icon {
    width: 0.875rem;
    height: 0.875rem;
    rotate: -45deg;
    color: var(--room-accent);
  }

  .room__cta {
    display: grid;
    gap: var(--space-2xs);
  }

  .room__prompt {
    max-width: 40ch;
    font-family: var(--font-display);
    font-size: var(--text-md);
    font-style: italic;
    line-height: 1.4;
    color: var(--room-ink);
    text-wrap: pretty;
  }

  .room__cta-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0 var(--space-l);
  }

  .room--digestive-health .text-link--strong,
  .room--clinical-support .text-link--strong {
    color: var(--ink-on-dark);
    background-image: linear-gradient(var(--color-stamen), var(--color-stamen)), linear-gradient(var(--line-on-dark), var(--line-on-dark));
  }

  @media (hover: hover) {
    .room__next:hover .icon {
      translate: 0 0.3rem;
    }

    .room__next:hover .room__next-name,
    .room__all:hover {
      color: var(--room-accent);
    }

    .room__related-link:hover {
      background-size: 100% 1px, 100% 1px;
    }
  }

  .room--hormonal-health .room__photo picture::after {
    content: "";
    position: absolute;
    inset: 0.875rem;
    border: 1px solid color-mix(in srgb, var(--color-white) 72%, transparent);
    pointer-events: none;
  }

  .room--hormonal-health .room__image {
    object-position: 50% 62%;
  }

  .room--heart-health .room__photo picture,
  .room--heart-health .room__image {
    border-radius: 50%;
  }

  .room--heart-health .room__image {
    aspect-ratio: 5 / 6;
    object-position: 62% 36%;
  }

  .room--heart-health .room__caption {
    text-align: center;
  }

  .room--digestive-health .room__image {
    aspect-ratio: 4 / 3;
    object-position: 50% 30%;
  }

  .room--rheumatology .room__topics {
    grid-template-columns: minmax(0, 1fr);
  }

  .room--rheumatology .room__topic {
    padding: 0 0 0 var(--space-l);
    border-top: 0;
  }

  .room--rheumatology .room__topic::before {
    top: 0.5625rem;
    left: calc(0.4375rem - 0.5px);
    width: 1px;
    height: calc(100% + var(--space-l));
    background: var(--room-rule);
    transform: none;
  }

  .room--rheumatology .room__topic:last-child::before {
    content: none;
  }

  .room--rheumatology .room__topic::after {
    content: "";
    position: absolute;
    top: 0.125rem;
    left: 0;
    width: 0.875rem;
    height: 0.875rem;
    border: 1px solid var(--room-accent);
    border-radius: 50%;
    background: var(--room-surface);
    transition: background-color var(--duration-base) ease;
  }

  .room--rheumatology .room__topic:target::after {
    background: var(--room-accent);
  }

  .room--weight-management .room__photo {
    padding: 0 var(--space-m) var(--space-m) 0;
  }

  .room--weight-management .room__photo::before {
    content: "";
    position: absolute;
    inset: var(--space-m) 0 calc(var(--space-m) + 1.75rem) var(--space-m);
    background: var(--surface-sage);
  }

  .room--weight-management .room__image {
    aspect-ratio: 1;
  }

  .room--child-health .room__photo {
    justify-self: center;
    width: min(100% - 1rem, 24rem);
    padding: 0.75rem 0.75rem 0.3rem;
    background: var(--surface-field);
    border: 1px solid var(--room-line);
    rotate: -2deg;
  }

  .room--child-health .room__image {
    aspect-ratio: 4 / 5;
    object-position: 50% 58%;
  }

  .room--child-health .room__caption {
    margin-top: 0.4rem;
    text-align: center;
  }

  .room--clinical-support .room__image {
    aspect-ratio: 3 / 2;
  }

  .departure {
    padding-block: var(--space-section);
  }

  .departure__inner {
    display: grid;
    gap: var(--space-2xl) var(--grid-gap);
  }

  .departure__mark {
    width: 1.75rem;
    height: 1.75rem;
    margin-bottom: var(--space-m);
    fill: none;
    stroke: var(--accent-soft);
    stroke-width: 1.2;
  }

  .departure__title {
    max-width: 18ch;
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--weight-display);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-display);
    text-wrap: balance;
  }

  .departure__title em {
    font-weight: var(--weight-light);
    color: var(--ink-accent);
  }

  .departure__text {
    max-width: 44ch;
    margin-top: var(--space-m);
    color: var(--ink-soft);
    text-wrap: pretty;
  }

  .departure__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-s) var(--space-l);
    margin-top: var(--space-l);
  }

  .departure__onward-title {
    margin-bottom: var(--space-s);
    font-size: var(--text-2xs);
    font-weight: var(--weight-strong);
    letter-spacing: var(--tracking-label);
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .onward {
    border-bottom: 1px solid var(--line);
  }

  .onward__link {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: var(--space-m);
    row-gap: 0.25rem;
    align-items: center;
    padding-block: var(--space-m);
    border-top: 1px solid var(--line);
  }

  .onward__link:focus-visible {
    outline-offset: 4px;
  }

  .onward__name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    line-height: var(--leading-title);
    transition: color var(--duration-base) ease;
  }

  .onward__text {
    grid-column: 1;
    font-size: var(--text-base);
    line-height: 1.55;
    color: var(--ink-soft);
  }

  .onward__link .icon {
    grid-column: 2;
    grid-row: 1 / span 2;
    color: var(--ink-accent);
    transition: translate var(--duration-slow) var(--ease-out-expo);
  }

  @media (hover: hover) {
    .onward__link:hover .onward__name {
      color: var(--ink-accent);
    }

    .onward__link:hover .icon {
      translate: 0.3rem 0;
    }
  }

  @media (min-width: 24em) {
    .runner__all {
      display: inline-flex;
    }

    .runner__tabs {
      margin-inline: 0;
    }
  }

  @media (min-width: 30em) {
    .runner__current {
      display: inline;
    }
  }

  @media (min-width: 40em) {
    .corridor__list {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      column-gap: var(--grid-gap);
    }

    .corridor__topics {
      grid-template-columns: minmax(0, 1fr);
    }

    .room__topics {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .room__image {
      aspect-ratio: 16 / 11;
    }

    .room--heart-health .room__photo {
      justify-self: center;
      width: min(100%, 24rem);
    }

    .room--hormonal-health .room__photo,
    .room--weight-management .room__photo {
      width: min(100%, 30rem);
    }

    .room--hormonal-health .room__image {
      aspect-ratio: 4 / 5;
    }

    .room--weight-management .room__image {
      aspect-ratio: 1;
    }

    .room--metabolic-health .room__topic:last-child:nth-child(odd) {
      grid-column: 1 / -1;
    }

    .room--rheumatology .room__photo {
      width: min(100%, 30rem);
    }

    .room--rheumatology .room__image {
      aspect-ratio: 5 / 6;
    }
  }

  @media (min-width: 48em) {
    .entrance__meta {
      display: block;
    }

    .entrance__grid {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      align-items: end;
    }

    .corridor__list {
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: var(--space-s);
    }

    .corridor__room {
      grid-template-columns: minmax(0, 1fr);
      grid-template-rows: auto 1fr;
      padding: 0 0 var(--space-xs);
      border-bottom: 0;
      background: var(--tone);
      color: var(--tone-ink);
    }

    .corridor__door {
      grid-template-columns: minmax(0, 1fr);
      grid-template-rows: auto auto auto;
      row-gap: 0;
      padding-bottom: var(--space-2xs);
      color: inherit;
    }

    .corridor__view {
      grid-row: auto;
      aspect-ratio: 5 / 4;
      margin-bottom: var(--space-s);
      border-radius: 0;
    }

    .corridor__numeral,
    .corridor__name {
      grid-column: 1;
      padding-inline: var(--space-s);
    }

    .corridor__numeral {
      color: var(--tone-accent);
    }

    .corridor__topics {
      padding-inline: var(--space-s);
      color: var(--tone-soft);
    }

    .corridor__topic {
      border-bottom: 0;
      border-top: 1px solid var(--tone-line);
    }

    .corridor__arrow {
      color: var(--tone-accent);
    }

    .corridor__room--digestive-health {
      --tone: var(--color-evergreen);
      --tone-ink: var(--ink-on-dark);
      --tone-soft: var(--ink-on-dark-soft);
      --tone-accent: var(--color-stamen);
      --tone-line: var(--line-on-dark);
    }

    .corridor__room--clinical-support {
      --tone: var(--color-grove);
      --tone-ink: var(--ink-on-dark);
      --tone-soft: var(--ink-on-dark-soft);
      --tone-accent: var(--color-stamen);
      --tone-line: var(--line-on-dark);
    }

    .corridor__room--digestive-health :focus-visible,
    .corridor__room--clinical-support :focus-visible {
      outline-color: var(--focus-ring-on-dark);
    }

    .threshold__inner {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      align-items: start;
    }

    .departure__inner {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      align-items: start;
    }

    .rooms {
      --runner-height: 3.5rem;
    }

    .runner__tab {
      min-width: 2.75rem;
    }

    .runner__numeral {
      font-size: 1.0625rem;
    }

    .runner__all-text {
      display: inline;
    }

    .runner__current::before {
      content: "/";
      margin-right: 0.5rem;
      font-style: normal;
      color: var(--ink-muted);
    }

    .room--hormonal-health .room__inner {
      grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
      grid-template-areas: "photo head" "photo topics" "photo exit";
      grid-template-rows: auto 1fr auto;
      column-gap: var(--grid-gap);
    }

    .room--hormonal-health .room__photo {
      align-self: start;
      position: sticky;
      top: calc(var(--header-height) + var(--runner-height) + var(--space-l));
      width: 100%;
    }

    .room--hormonal-health .room__image {
      max-block-size: calc(100svh - var(--header-height) - var(--runner-height) - 7rem);
    }

    .room--hormonal-health .room__topics {
      grid-template-columns: minmax(0, 1fr);
      gap: 0;
    }

    .room--hormonal-health .room__topic {
      display: grid;
      grid-template-columns: 4rem minmax(0, 1fr);
      padding-block: var(--space-m);
    }

    .room--hormonal-health .room__topic-title {
      display: contents;
    }

    .room--hormonal-health .room__topic-index {
      grid-row: 1 / span 3;
      margin: 0.45rem 0 0;
    }

    .room--hormonal-health .room__topic-text,
    .room--hormonal-health .room__related {
      grid-column: 2;
    }
  }

  @media (min-width: 64em) {
    .corridor__view {
      aspect-ratio: 3 / 2;
    }

    .corridor__room:nth-child(3n + 2) {
      margin-top: var(--space-l);
    }

    .room__inner {
      column-gap: clamp(2rem, -2rem + 6vw, 6rem);
    }

    .room--metabolic-health .room__inner {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      grid-template-areas: "head photo" "topics photo" "exit photo";
      grid-template-rows: auto 1fr auto;
    }

    .room--metabolic-health .room__photo {
      margin-right: calc(-1 * max(var(--gutter), (100vw - var(--container-max)) / 2));
      margin-block: calc(-1 * var(--space-section));
    }

    .room--metabolic-health .room__photo picture {
      height: 100%;
    }

    .room--metabolic-health .room__image {
      height: 100%;
      aspect-ratio: auto;
      object-position: 50% 45%;
    }

    .room--metabolic-health .room__caption,
    .room--life-stages .room__caption {
      position: absolute;
      bottom: var(--space-m);
      margin: 0;
      padding: 0.35rem 0.75rem;
      background: var(--surface-raised);
      color: var(--ink-soft);
    }

    .room--metabolic-health .room__caption {
      left: var(--space-m);
    }

    .room--heart-health.room--pair .room__inner {
      grid-template-columns: minmax(0, 1fr) minmax(18rem, 26rem) minmax(0, 1fr);
      grid-template-areas: "head head head" ". photo ." "exit exit exit";
      row-gap: var(--space-2xl);
    }

    .room--heart-health.room--pair .room__head {
      display: grid;
      justify-items: center;
      text-align: center;
    }

    .room--heart-health.room--pair .room__note {
      padding: var(--space-s) 0 0;
      border-left: 0;
      border-top: 1px solid var(--room-rule);
    }

    .room--heart-health.room--pair .room__photo {
      grid-column: 2;
      grid-row: 2;
      width: 100%;
    }

    .room--heart-health.room--pair .room__topics {
      grid-column: 1 / -1;
      grid-row: 2;
      grid-template-columns: subgrid;
      align-items: center;
    }

    .room--heart-health.room--pair .room__topic {
      padding-top: 0;
      border-top: 0;
    }

    .room--heart-health.room--pair .room__topic::before {
      content: none;
    }

    .room--heart-health.room--pair .room__topic:first-child {
      grid-column: 1;
      display: grid;
      justify-items: end;
      text-align: right;
    }

    .room--heart-health.room--pair .room__topic:first-child .room__related {
      justify-content: flex-end;
    }

    .room--heart-health.room--pair .room__topic:last-child {
      grid-column: 3;
    }

    .room--heart-health.room--pair .room__topic-index {
      width: fit-content;
      margin-bottom: var(--space-s);
      padding-bottom: var(--space-xs);
      border-bottom: 1px solid var(--room-rule);
    }

    .room--heart-health.room--pair .room__exit {
      grid-row: 3;
    }

    .room--digestive-health .room__inner {
      grid-template-areas: "head" "photo" "topics" "exit";
      row-gap: var(--space-2xl);
    }

    .room--digestive-health .room__head {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      grid-template-rows: auto auto 1fr;
      column-gap: var(--grid-gap);
      align-items: end;
    }

    .room--digestive-health .room__marker,
    .room--digestive-health .room__title {
      grid-column: 1;
    }

    .room--digestive-health .room__summary {
      grid-column: 2;
      grid-row: 2;
      margin: 0;
    }

    .room--digestive-health .room__note {
      grid-column: 2;
      grid-row: 3;
      align-self: start;
    }

    .room--digestive-health .room__image {
      aspect-ratio: 21 / 8;
      object-position: 50% 26%;
    }

    .room--digestive-health .room__topics {
      grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    }

    .room--rheumatology .room__inner {
      grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
      grid-template-areas: "photo head" "topics topics" "exit exit";
      align-items: center;
      row-gap: var(--space-2xl);
    }

    .room--rheumatology .room__photo {
      width: 100%;
    }

    .room--rheumatology .room__topics {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .room--rheumatology .room__topic {
      padding: var(--space-xl) 0 0;
    }

    .room--rheumatology .room__topic::before {
      top: calc(0.4375rem - 0.5px);
      left: 0.4375rem;
      width: calc(100% + var(--grid-gap));
      height: 1px;
    }

    .room--rheumatology .room__topic::after {
      top: 0;
    }

    .room--weight-management .room__inner {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      grid-template-areas: "head photo" "topics topics" "exit exit";
      align-items: end;
      row-gap: var(--space-2xl);
    }

    .room--weight-management .room__photo {
      justify-self: end;
      width: min(100%, 26rem);
    }

    .room--weight-management .room__topics {
      grid-template-columns: minmax(0, 1fr);
      gap: 0;
    }

    .room--weight-management .room__topic {
      display: grid;
      grid-template-columns: 5rem minmax(0, 5fr) minmax(0, 6fr);
      column-gap: var(--grid-gap);
      align-items: baseline;
      padding-block: var(--space-l);
    }

    .room--weight-management .room__topic-title {
      display: contents;
    }

    .room--weight-management .room__topic-index {
      margin: 0;
    }

    .room--weight-management .room__topic-text,
    .room--weight-management .room__related {
      grid-column: 3;
      margin-top: 0;
    }

    .room--life-stages .room__inner {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      grid-template-areas: "photo head" "photo topics" "photo exit";
      grid-template-rows: auto 1fr auto;
    }

    .room--life-stages .room__photo {
      margin-left: calc(-1 * max(var(--gutter), (100vw - var(--container-max)) / 2));
      margin-block: calc(-1 * var(--space-section));
    }

    .room--life-stages .room__photo picture {
      height: 100%;
    }

    .room--life-stages .room__image {
      height: 100%;
      min-height: 44rem;
      aspect-ratio: auto;
      object-position: 50% 60%;
    }

    .room--life-stages .room__caption {
      right: var(--space-m);
    }

    .room--life-stages .room__topics {
      grid-template-columns: minmax(0, 1fr);
    }

    .room--child-health .room__inner {
      grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
      grid-template-areas: "head photo" "topics photo" "exit exit";
      grid-template-rows: auto 1fr auto;
      align-items: start;
    }

    .room--child-health .room__photo {
      margin-top: var(--space-xl);
    }

    .room--child-health .room__topics {
      grid-template-columns: minmax(0, 1fr);
    }

    .room--clinical-support .room__inner {
      grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
      grid-template-areas: "head photo" "head topics" "head exit";
      grid-template-rows: auto 1fr auto;
    }

    .room--clinical-support .room__head {
      align-self: start;
      position: sticky;
      top: calc(var(--header-height) + var(--runner-height) + var(--space-l));
    }

    .room--clinical-support .room__topics {
      grid-template-columns: minmax(0, 1fr);
      gap: 0;
    }

    .room--clinical-support .room__topic {
      display: grid;
      grid-template-columns: 4rem minmax(0, 1fr);
      padding-block: var(--space-l);
    }

    .room--clinical-support .room__topic-title {
      display: contents;
    }

    .room--clinical-support .room__topic-index {
      grid-row: 1 / span 3;
      margin: 0.45rem 0 0;
    }

    .room--clinical-support .room__topic-text,
    .room--clinical-support .room__related {
      grid-column: 2;
    }
  }

  @media (min-width: 80em) {
    .corridor__list {
      grid-template-columns: repeat(10, minmax(0, 1fr));
    }

    .corridor__room {
      grid-column: span 2;
    }

    .corridor__room:nth-child(3n + 2) {
      margin-top: 0;
    }

    .corridor__room:nth-child(5n + 1):nth-last-child(4) {
      grid-column: 2 / span 2;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    .entrance__rule {
      animation: rule-grow 1.6s var(--ease-out-expo) 0.2s both;
    }

    .entrance__eyebrow {
      animation: rise-in 1.1s var(--ease-out-expo) 0.05s both;
    }

    .entrance__eyebrow::before {
      animation: rule-grow 1.2s var(--ease-out-expo) 0.3s both;
    }

    .entrance__line-text {
      animation: line-rise 1.3s var(--ease-out-expo) 0.15s both;
    }

    .entrance__line:nth-child(2 of .entrance__line) .entrance__line-text {
      animation-delay: 0.27s;
    }

    .entrance__lead {
      animation: rise-in 1.2s var(--ease-out-expo) 0.55s both;
    }
  }
}