/*
 * Home page, 2026-10-21:
 * - "Collect StoryBee Critters!" section (printed photo cards, Start button);
 * - critter cameos behind the Library shelves (storybee-critters-v2.mjs);
 * - the mobile destination bar now holds two cards (Leaderboard and
 *   Download are hidden in shared/site-navigation.json).
 */
@layer critter-collection {
  .critter-collection {
    overflow: clip;
    padding-block: clamp(4.5rem, 8vw, 7.5rem);
    color: #111319;
    background: #f7fbfd;
    border-block-start: 1px solid var(--line);
  }

  .critter-collection__copy {
    max-width: 46rem;
    margin-inline: auto;
    text-align: center;
  }

  .critter-collection h2 {
    margin: 0;
    color: #111319;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 400;
    letter-spacing: -0.025em;
    line-height: 1.08;
    text-wrap: balance;
  }

  .critter-collection__copy p {
    max-width: 39rem;
    margin: 1rem auto 0;
    color: #4b5563;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    line-height: 1.6;
    text-wrap: pretty;
  }

  .critter-collection__photos {
    display: flex;
    justify-content: center;
    margin: clamp(3rem, 6vw, 4.75rem) 0 0;
    padding: 0;
    list-style: none;
  }

  .critter-collection__photos > li {
    flex: 0 1 23rem;
    min-inline-size: 0;
  }

  .critter-collection__photos > li + li {
    margin-inline-start: clamp(-2.75rem, -3vw, -1rem);
  }

  .critter-photo {
    --tilt: 0deg;
    position: relative;
    display: block;
    padding: clamp(0.4rem, 0.9vw, 0.7rem);
    background: #fff;
    border-radius: 0.3rem;
    box-shadow:
      0 0.9rem 2rem rgb(16 36 59 / 16%),
      0 0.15rem 0.4rem rgb(16 36 59 / 10%);
    transform: rotate(var(--tilt));
    transition:
      transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
      box-shadow 260ms ease;
  }

  .critter-photo img {
    display: block;
    inline-size: 100%;
    block-size: auto;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    background: #dceeff;
    border-radius: 0.12rem;
  }

  .critter-collection__photos > li:nth-child(1) .critter-photo {
    --tilt: -3deg;
  }

  .critter-collection__photos > li:nth-child(2) .critter-photo {
    --tilt: 2deg;
    z-index: 1;
  }

  .critter-collection__photos > li:nth-child(3) .critter-photo {
    --tilt: -2deg;
  }

  a.critter-photo:focus-visible {
    z-index: 2;
    outline: 3px solid var(--focus);
    outline-offset: 4px;
  }

  @media (hover: hover) and (pointer: fine) {
    a.critter-photo:hover {
      z-index: 2;
      box-shadow:
        0 1.4rem 2.6rem rgb(16 36 59 / 20%),
        0 0.2rem 0.5rem rgb(16 36 59 / 10%);
      transform: translateY(-0.45rem) rotate(calc(var(--tilt) * 0.3));
    }
  }

  .critter-collection__feature {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
    gap: clamp(2.5rem, 6vw, 5rem);
    max-width: 64rem;
    margin: clamp(4.5rem, 9vw, 7.5rem) auto 0;
  }

  .critter-collection__text {
    display: grid;
    justify-items: center;
    max-width: 24rem;
    justify-self: center;
    text-align: center;
  }

  .critter-collection__accent {
    inline-size: 3rem;
    block-size: 3rem;
    object-fit: contain;
  }

  .critter-collection h3 {
    margin: 0.75rem 0 0;
    color: #111319;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    font-weight: 400;
    letter-spacing: -0.015em;
    line-height: 1.15;
    text-wrap: balance;
  }

  .critter-collection__text p {
    margin: 0.9rem 0 0;
    color: #4b5563;
    font-size: clamp(0.98rem, 1.2vw, 1.05rem);
    line-height: 1.65;
    text-wrap: pretty;
  }

  .critter-collection__start {
    display: inline-flex;
    min-width: 8rem;
    min-height: 2.9rem;
    align-items: center;
    justify-content: center;
    margin-block-start: 1.6rem;
    padding: 0.72rem 1.6rem;
    color: var(--white);
    background: var(--ink);
    border: 1px solid var(--ink);
    border-radius: 999px;
    font-weight: 800;
    text-decoration: none;
    transition:
      background-color 160ms ease,
      border-color 160ms ease;
  }

  .critter-collection__start:hover {
    background: var(--orange);
    border-color: var(--orange);
  }

  .critter-collection__start:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
  }

  .critter-collection__stack {
    position: relative;
    padding: clamp(0.75rem, 2vw, 1.5rem);
  }

  .critter-photo--behind {
    --tilt: 4deg;
    position: absolute;
    inset: clamp(0.75rem, 2vw, 1.5rem);
    transform: translate(0.9rem, -0.7rem) rotate(var(--tilt));
  }

  .critter-photo--behind img {
    opacity: 0.5;
  }

  .critter-photo--front {
    --tilt: -2.5deg;
    z-index: 1;
  }

  @media (max-width: 44rem) {
    .critter-collection__photos {
      flex-wrap: wrap;
    }

    .critter-collection__photos > li {
      flex: 0 0 54%;
    }

    .critter-collection__photos > li + li {
      margin-inline-start: -8%;
    }

    .critter-collection__photos > li:nth-child(3) {
      margin: -1.75rem 0 0;
    }

    .critter-collection__photos > li:nth-child(1) .critter-photo {
      --tilt: -2deg;
    }

    .critter-collection__photos > li:nth-child(2) .critter-photo {
      --tilt: 1.5deg;
    }

    .critter-collection__photos > li:nth-child(3) .critter-photo {
      --tilt: -1deg;
      z-index: 2;
    }

    .critter-collection__feature {
      grid-template-columns: 1fr;
    }

    .critter-collection__stack {
      inline-size: 100%;
      max-width: 30rem;
      justify-self: center;
    }

    .critter-photo--behind {
      --tilt: 3deg;
      transform: translate(0.5rem, -0.5rem) rotate(var(--tilt));
    }

    .critter-photo--front {
      --tilt: -1.5deg;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    .critter-photo,
    .critter-collection__start {
      transition: none;
    }

    a.critter-photo:hover {
      transform: rotate(var(--tilt));
    }
  }

  @media (forced-colors: active) {
    .critter-photo {
      border: 1px solid CanvasText;
    }

    .critter-collection__start {
      border-color: ButtonText;
    }
  }
}

@layer critter-cameos {
  .library-showcase__inner {
    position: relative;
  }

  .library-bookcase {
    position: relative;
    z-index: 1;
  }

  /* Sits behind the shelves, so a critter can hide behind a cover. */
  .critter-cameos {
    position: absolute;
    z-index: 0;
    inset-block: 0;
    inset-inline: calc(-1 * var(--gutter));
    overflow: hidden;
    pointer-events: none;
  }

  .critter-cameo {
    position: absolute;
    inset-block-start: 0;
    inset-inline-start: 0;
    opacity: 0;
    transform-origin: 50% 100%;
  }

  .critter-cameo.is-still {
    opacity: 1;
  }

  .critter-cameo img {
    display: block;
    inline-size: 100%;
    block-size: 100%;
    object-fit: contain;
    transform-origin: 50% 100%;
    filter: drop-shadow(0 0.2rem 0.25rem rgb(16 36 59 / 18%));
  }

  @media (forced-colors: active), print {
    .critter-cameos {
      display: none;
    }
  }
}

/* Two destination cards (Teachers & Parents, Dashboard) in the mobile bar. */
@media (max-width: 48rem) {
  .site-action-rail ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}