/* Fluid Grid + Flex: tracks/items grow, wrap at --grid-min / --flex-min, never overflow.
   Those floors are rem, not children of --size.
   .main is the page query container; do not set container-type here. */
@layer layout {
  .grid {
    display: grid;
    inline-size: 100%;
    gap: var(--grid-gap);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--grid-min)), 1fr));
  }

  .grid > * {
    min-inline-size: 0;
  }

  .grid__full {
    grid-column: 1 / -1;
  }

  .flex {
    display: flex;
    flex-wrap: wrap;
    flex-wrap: balance;
    inline-size: 100%;
    gap: var(--flex-gap);
  }

  .flex > * {
    flex: var(--flex-grow, 1) 1 min(100%, var(--flex-min));
    min-inline-size: 0;
  }

  .flex__full {
    flex: 1 1 100%;
    inline-size: 100%;
  }

  /* One-track stack: same organ, measure-capped. Use with .grid */
  .tree {
    --grid-min: 100%;
    font-size: var(--size);
    max-inline-size: var(--measure);
    inline-size: 100%;
    justify-items: center;
    text-align: center;
    gap: var(--space-lg);
  }

  .tree--wide {
    gap: 0;
    text-align: start;
    justify-items: center;
    max-inline-size: 48rem;
  }

  .gallery {
    --grid-min: var(--gallery-min);
    inline-size: 100%;
  }

  .gallery img {
    aspect-ratio: 1;
    object-fit: cover;
  }

  /* 22rem matches --measure. var() is invalid in query conditions. */
  @container page (max-width: 36rem) {
    .tree { --size: 0.875rem; }
  }

  @supports not (container-type: inline-size) {
    @media (max-width: 36rem) {
      .tree { --size: 0.875rem; }
    }
  }

  .hero,
  .reel {
    inline-size: 100%;
    min-inline-size: 0;
  }

  .wave {
    color: var(--bg);
    inline-size: 100%;
    block-size: var(--wave-block-size);
    margin-block-start: calc(-1 * var(--wave-block-size));
    pointer-events: none;
    position: relative;
  }

  .wave svg {
    display: block;
    inline-size: 100%;
    block-size: 100%;
  }

  .wave path {
    fill: currentColor;
  }

  .reel {
    display: flex;
    overflow-x: auto;
    overflow-inline: auto;
    overscroll-behavior-x: contain;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
    scroll-snap-type: inline mandatory;
    scroll-behavior: smooth;
    scrollbar-width: none;
  }

  .reel::-webkit-scrollbar {
    display: none;
  }

  @media (prefers-reduced-motion: reduce) {
    .reel { scroll-behavior: auto; }
  }

  .reel__slide {
    box-sizing: border-box;
    flex: 0 0 100%;
    min-inline-size: 0;
    block-size: var(--reel-block-size);
    scroll-snap-align: start;
    scroll-snap-stop: always;
  }

  .hero .reel__slide {
    flex: none;
    inline-size: 100%;
  }

  .reel__slide .media,
  .reel__slide .reel__img,
  .reel__slide img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
  }
}