@layer components {
  /* A product page: gallery beside the options that add it to the cart */
  .product {
    align-items: start;
    display: grid;
    gap: 2rem;

    @media (width >= 768px) {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

  .product__info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .product__title {
    color: var(--color-ink);
    font-size: var(--text-2x-large);
    font-weight: 800;
    line-height: 2.25rem;
  }

  .product__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-block-start: 0.5rem;
  }

  .product__description {
    color: var(--color-ink-soft);
    max-inline-size: 42rem;
  }

  .product__description--spaced {
    margin-block-start: 0.75rem;
  }

  .product__price {
    color: var(--color-ink-medium);
    font-size: var(--text-large);
    font-weight: 500;
    line-height: 1.75rem;
  }

  .sold-out {
    color: var(--color-red-dark);
    font-weight: 500;
  }

  /* One image shows at a time; the gallery controller swaps them */
  .gallery {
    align-items: center;
    aspect-ratio: 1;
    background-color: var(--color-canvas);
    border-radius: var(--radius-large);
    display: flex;
    justify-content: center;
    overflow: hidden;
    position: relative;
  }

  .product-gallery__img {
    display: none;

    &.is-active {
      display: block;
    }
  }

  .gallery__image {
    block-size: 100%;
    inline-size: 100%;
    object-fit: contain;
    padding: 1rem;
  }

  .gallery__placeholder {
    color: var(--color-ink-lighter);

    svg {
      block-size: 6rem;
      inline-size: 6rem;
    }
  }

  /* Option pickers */
  .option-label {
    color: var(--color-ink-dark);
    display: block;
    font-weight: 500;
    margin-block-end: 0.5rem;
  }

  .option-heading {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-block-end: 0.75rem;

    .option-label {
      margin-block-end: 0;
    }
  }

  .option-group {
    padding-block-start: 0.5rem;
  }

  .color-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    list-style: none;
  }

  .color-option {
    display: block;
    inline-size: 5rem;
    text-align: center;
  }

  .color-option__image {
    aspect-ratio: 1;
    background-color: var(--color-canvas);
    border-radius: var(--radius);
    box-shadow: 0 0 0 1px var(--color-line);
    display: block;
    overflow: hidden;

    .color-option:hover & {
      box-shadow: 0 0 0 1px var(--color-ink-light);
    }

    .color-option[aria-current] & {
      box-shadow: 0 0 0 2px var(--color-sky);
    }

    img {
      block-size: 100%;
      inline-size: 100%;
      object-fit: contain;
    }
  }

  .color-option__name {
    color: var(--color-ink-soft);
    display: block;
    font-size: var(--text-x-small);
    line-height: 1rem;
    margin-block-start: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;

    .color-option[aria-current] & {
      color: var(--color-ink);
      font-weight: 600;
    }
  }

  /* Radio buttons drawn as cards; the radio itself stays for screen readers */
  .addon-choices {
    display: flex;
    gap: 0.75rem;
  }

  .addon-choice {
    background-color: var(--color-surface);
    border: 2px solid var(--color-line);
    border-radius: var(--radius-large);
    cursor: pointer;
    flex: 1;
    padding: 1rem;
    transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);

    &:hover {
      border-color: var(--color-ink-lighter);
    }

    :checked + & {
      background-color: var(--color-canvas);
      border-color: var(--color-ink);
      box-shadow: 0 0 0 2px var(--color-line);
    }

    :focus-visible + & {
      outline: var(--focus-ring);
      outline-offset: 2px;
    }
  }

  .addon-choice--featured {
    &:hover {
      border-color: var(--color-sky-light);
    }

    :checked + & {
      background-color: transparent;
      background-image: linear-gradient(to bottom right, var(--color-sky-wash), oklch(93.2% 0.032 255.585));
      border-color: var(--color-sky);
      box-shadow: 0 0 0 2px var(--color-sky-pale), var(--shadow-medium);
    }
  }

  .addon-choice__title {
    color: var(--color-ink);
    display: block;
    font-size: var(--text-small);
    font-weight: 600;
    line-height: 1.25rem;

    .addon-choice--featured & {
      color: var(--color-navy);
      font-weight: 700;
    }
  }

  .addon-choice__note {
    color: var(--color-ink-medium);
    display: block;
    font-size: var(--text-x-small);
    line-height: 1rem;
    margin-block-start: 0.125rem;

    .addon-choice--featured & {
      color: var(--color-sky-dark);
      font-weight: 600;
    }
  }

  .pathway-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .pathway-option {
    background-color: var(--color-surface);
    border: 2px solid var(--color-line);
    border-radius: var(--radius);
    color: var(--color-ink-dark);
    cursor: pointer;
    font-size: var(--text-small);
    font-weight: 500;
    line-height: 1.25rem;
    padding: 0.5rem 1rem;
    transition: border-color var(--transition), background-color var(--transition);

    &:hover {
      border-color: var(--color-ink-lighter);
    }

    :checked + & {
      background-color: var(--color-sky-wash);
      border-color: var(--color-sky);
      box-shadow: 0 0 0 2px var(--color-sky-pale);
    }

    :focus-visible + & {
      outline: var(--focus-ring);
      outline-offset: 2px;
    }
  }

  .price-total {
    border-block-start: 1px solid var(--color-line-light);
    padding-block-start: 1rem;
  }

  .price-total__label {
    color: var(--color-ink-medium);
    font-size: var(--text-small);
    line-height: 1.25rem;
    margin-block-end: 0.125rem;
  }

  .price-total__value {
    color: var(--color-ink);
    font-size: var(--text-x-large);
    font-weight: 700;
    line-height: 2rem;
  }

  /* Quantity stepper beside Add to Cart */
  .add-to-cart {
    align-items: center;
    display: flex;
    gap: 0.75rem;
  }

  .add-to-cart__submit {
    block-size: 3rem;
    flex: 1;
    margin-block-start: 1.25rem;

    /* Stays clickable so the browser can point at the missing size */
    .product:has(select[name="size_id"]:invalid) & {
      cursor: not-allowed;
      opacity: 0.5;
    }
  }

  .stepper__label {
    color: var(--color-ink-dark);
    display: block;
    font-size: var(--text-small);
    font-weight: 500;
    line-height: 1.25rem;
    margin-block-end: 0.25rem;
  }

  .stepper__control {
    align-items: stretch;
    block-size: 3rem;
    border: 1px solid var(--color-ink-lighter);
    border-radius: var(--radius);
    display: inline-flex;
    overflow: hidden;

    &:focus-within {
      border-color: var(--color-sky-bright);
      box-shadow: 0 0 0 2px var(--color-sky-bright);
    }
  }

  .stepper__button {
    color: var(--color-ink-soft);
    cursor: pointer;
    font-size: var(--text-medium);
    line-height: 1;
    padding-inline: 0.75rem;
    transition: background-color var(--transition);

    &:hover {
      background-color: var(--color-line-light);
    }

    &:active {
      background-color: var(--color-line);
    }
  }

  .stepper__input {
    appearance: textfield;
    font-size: var(--text-small);
    inline-size: 3rem;
    text-align: center;

    &:focus {
      outline: none;
    }

    &::-webkit-inner-spin-button,
    &::-webkit-outer-spin-button {
      appearance: none;
    }
  }

  /* Uniform basics: a card per product, with a second color on hover */
  .basics-intro {
    margin-block-end: 2rem;
    max-inline-size: 42rem;

    p {
      color: var(--color-ink-soft);
      line-height: 1.625;
      margin-block-start: 0.5rem;
      text-wrap: pretty;
    }
  }

  .basics-card {
    display: block;

    &:hover .basics-card__photo {
      background-color: var(--color-line-light);
    }

    &:hover .basics-card__alternate {
      opacity: 1;
    }

    &:hover .basics-card__name {
      color: var(--color-sky);
    }
  }

  .basics-card__photo {
    align-items: center;
    aspect-ratio: 1;
    background-color: var(--color-canvas);
    border-radius: var(--radius-large);
    display: flex;
    justify-content: center;
    margin-block-end: 0.75rem;
    overflow: hidden;
    position: relative;
    transition: background-color var(--transition);

    > svg {
      block-size: 4rem;
      color: var(--color-line);
      inline-size: 4rem;
    }
  }

  .basics-card__image {
    block-size: 100%;
    inline-size: 100%;
    object-fit: contain;
    padding: 1rem;
  }

  .basics-card__alternate {
    inset: 0;
    opacity: 0;
    position: absolute;
    transition: opacity 300ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .basics-card__count {
    background-color: oklch(21% 0.034 264.665 / 70%);
    border-radius: var(--radius-pill);
    color: var(--color-surface);
    font-size: var(--text-x-small);
    font-weight: 500;
    inset-block-end: 0.5rem;
    inset-inline-end: 0.5rem;
    line-height: 1rem;
    padding: 0.125rem 0.5rem;
    position: absolute;
  }

  .basics-card__name {
    color: var(--color-ink);
    font-size: var(--text-small);
    font-weight: 600;
    line-height: 1.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition);
    white-space: nowrap;
  }

  .basics-card__swatches {
    display: flex;
    gap: 0.25rem;
    margin-block-start: 0.5rem;
  }

  .basics-card__swatch {
    block-size: 1.25rem;
    border: 1px solid var(--color-surface);
    border-radius: var(--radius-pill);
    flex-shrink: 0;
    inline-size: 1.25rem;
  }

  .basics-card__more {
    color: var(--color-ink-light);
    font-size: var(--text-x-small);
    line-height: 1.25rem;
  }

  .basics-card__price {
    color: var(--color-ink-medium);
    font-size: var(--text-small);
    line-height: 1.25rem;
    margin-block-start: 0.25rem;
  }
}