/* RC1.3-F — content integrity and adaptive composition polish.
   This layer only touches the portfolio chapters. Frozen surfaces remain unchanged. */

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive {
  padding-top: clamp(96px, 8vw, 132px);
  padding-bottom: clamp(104px, 9vw, 150px);
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .chapter-heading {
  grid-template-columns: minmax(170px, 0.28fr) minmax(0, 1fr);
  align-items: end;
  margin-bottom: clamp(54px, 5vw, 78px);
  padding-bottom: clamp(22px, 2vw, 32px);
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .chapter-heading > div {
  display: block;
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__header {
  grid-template-columns: minmax(42px, 0.1fr) minmax(300px, 0.78fr) minmax(220px, 0.42fr);
  margin-bottom: clamp(28px, 3vw, 46px);
  padding-top: 16px;
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__header--no-role {
  grid-template-columns: minmax(42px, 0.1fr) minmax(0, 1fr);
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__type {
  margin: 0 0 8px;
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__title h3,
[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__title--no-type h3 {
  margin-top: 0;
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit--level-a {
  margin-bottom: clamp(104px, 8vw, 144px);
}

[data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit--level-b {
  margin-bottom: clamp(68px, 5.8vw, 94px);
}

/* Alternate the featured opening without introducing another visual system. */
[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening__key {
  grid-column: 5 / 13;
  grid-row: 1;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening__stack {
  grid-column: 1 / 5;
  grid-row: 1;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern^="portrait"] .feature-opening__key,
[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern^="vertical"] .feature-opening__key {
  grid-column: 7 / 13;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern^="portrait"] .feature-opening__stack,
[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern^="vertical"] .feature-opening__stack {
  grid-column: 1 / 7;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .support-row--2 > .portfolio-figure:first-child {
  grid-column: 6 / 13;
  grid-row: 1;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .support-row--2 > .portfolio-figure:last-child {
  grid-column: 1 / 6;
  grid-row: 1;
}

/* Level B: one real key visual plus a content-sized supporting group. */
[data-content-integrity="rc1-3f"] .compact-spread__triptych {
  display: grid;
  grid-column: 8 / 13;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--adaptive-gap);
  align-content: start;
}

[data-content-integrity="rc1-3f"] .compact-spread__triptych > .portfolio-figure:first-child {
  grid-column: 1 / -1;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__lead {
  grid-column: 6 / 13;
  grid-row: 1;
}

[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__stack,
[data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__triptych {
  grid-column: 1 / 6;
  grid-row: 1;
}

[data-content-integrity="rc1-3f"] .selected-works {
  margin-top: clamp(8px, 1.2vw, 18px);
}

[data-content-integrity="rc1-3f"] .selected-works__heading {
  display: block;
  margin-bottom: clamp(26px, 3vw, 42px);
}

[data-content-integrity="rc1-3f"] .selected-work header > p:empty,
[data-content-integrity="rc1-3f"] .project-unit__type:empty {
  display: none;
}

[data-content-integrity="rc1-3f"] .selected-work header h4 {
  margin-top: 0;
}

@media (max-width: 820px) {
  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive {
    padding-top: 76px;
    padding-bottom: 88px;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .chapter-heading {
    grid-template-columns: 1fr;
    gap: 13px;
    margin-bottom: 44px;
    padding-bottom: 20px;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__header,
  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__header--no-role {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
    margin-bottom: 22px;
    padding-top: 13px;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit__role {
    grid-column: 2;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit--level-a {
    margin-bottom: 74px;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .project-unit--level-b {
    margin-bottom: 52px;
  }

  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening__key,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening__stack,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern] .feature-opening__key,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .feature-opening[data-orientation-pattern] .feature-opening__stack,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .support-row--2 > .portfolio-figure:first-child,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"] .support-row--2 > .portfolio-figure:last-child,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__lead,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__stack,
  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="compact-key-right"] .compact-spread__triptych {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  [data-content-integrity="rc1-3f"] .compact-spread__triptych {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
  }

  [data-content-integrity="rc1-3f"] .project-unit[data-layout-variant="key-right"][data-mobile-rhythm="offset"] .feature-opening__stack,
  [data-content-integrity="rc1-3f"] .project-unit[data-mobile-rhythm="offset"] .feature-opening__stack {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }

  [data-content-integrity="rc1-3f"] .project-unit[data-mobile-rhythm="offset"] .feature-opening__stack > .portfolio-figure:first-child {
    width: 74%;
  }

  [data-content-integrity="rc1-3f"] .project-unit[data-mobile-rhythm="offset"] .feature-opening__stack > .portfolio-figure:last-child {
    width: 66%;
    margin-left: auto;
  }

  [data-content-integrity="rc1-3f"] .selected-works__heading {
    margin-bottom: 22px;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .selected-work__images[data-image-count="1"] {
    width: 66%;
  }

  [data-content-integrity="rc1-3f"] .portfolio-chapter--adaptive .selected-work__images[data-image-count="1"] .portfolio-figure {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-content-integrity="rc1-3f"] .portfolio-image,
  [data-content-integrity="rc1-3f"] .more-stills-toggle {
    transition: none !important;
  }
}