/**
 * card.css
 *
 * A token-first card with custom-element, data, and class hosts.
 */

:is(card, [data-card], .card) {
  --_card-background: var(--card-background, var(--surface-default));
  --_card-color: var(--card-color, var(--text-default));
  --_card-border-color: var(--card-border-color, var(--outline-subtle, var(--outline, currentColor)));
  --_card-border-width: var(--card-border-width, var(--border-width, 1px));
  --_card-radius: var(--card-radius, var(--radius-lg, 0.75rem));
  --_card-padding: var(--card-padding, var(--space-lg, 1.5rem));
  --_card-gap: var(--card-gap, var(--space-sm, 0.75rem));

  container: card-container / inline-size;
  display: flex;
  min-inline-size: 0;
  flex-direction: column;
  overflow: hidden;
  border: var(--_card-border-width) solid var(--_card-border-color);
  border-radius: var(--_card-radius);
  background: var(--_card-background);
  color: var(--_card-color);
  box-shadow: var(--card-shadow, none);
  transition: transform var(--transition-duration, 150ms) var(--transition-timing, ease-out),
              box-shadow var(--transition-duration, 150ms) var(--transition-timing, ease-out);
}

:is(card, [data-card], .card):is(:hover, :focus-within) {
  transform: var(--card-hover-transform, translateY(-2px));
  box-shadow: var(--card-hover-shadow, var(--shadow-sm, none));
}

:is(card-media, [data-card-media], .card-media) {
  display: block;
  min-inline-size: 0;
  aspect-ratio: var(--card-media-ratio, 16 / 9);
  overflow: hidden;
  background: var(--card-media-background, var(--surface-subtle));
}

:is(card-media, [data-card-media], .card-media) > :is(img, video) {
  inline-size: 100%;
  block-size: 100%;
  object-fit: var(--card-media-fit, cover);
}

:is(card-body, [data-card-body], .card-body) {
  display: flex;
  min-inline-size: 0;
  flex: 1;
  flex-direction: column;
  gap: var(--_card-gap);
  padding: var(--_card-padding);
}

:is(card-header, [data-card-header], .card-header) {
  display: block;
  color: var(--card-heading-color, var(--text-overt));
  font-family: var(--font-family-heading, inherit);
  font-size: var(--card-heading-size, var(--font-size-card-title, var(--font-size-xl, 1.25rem)));
  font-weight: var(--card-heading-weight, var(--font-weight-heading, var(--font-weight-semibold, 600)));
  line-height: var(--line-height-card-title, var(--line-height-heading, 1.2));
}

/* Direct regions own their insets; regions nested in card-body use its inset. */
:is(card, [data-card], .card) > :is(card-header, [data-card-header], .card-header) {
  padding: var(--card-header-padding, var(--_card-padding));
}

@supports selector(:has(*)) {
  :is(card, [data-card], .card):has(> :is(card-body, [data-card-body], .card-body))
    > :is(card-header, [data-card-header], .card-header) {
    padding-block-end: var(--card-header-padding-block-end, 0);
  }
}

:is(card-content, [data-card-content], .card-content) {
  display: block;
  flex: 1;
  color: var(--card-content-color, var(--text-default));
}

:is(card-content, [data-card-content], .card-content) > :first-child,
:is(card-footer, [data-card-footer], .card-footer) > :first-child {
  margin-block-start: 0;
}

:is(card-content, [data-card-content], .card-content) > :last-child,
:is(card-footer, [data-card-footer], .card-footer) > :last-child {
  margin-block-end: 0;
}

:is(card-footer, [data-card-footer], .card-footer) {
  display: block;
  margin-block-start: auto;
  color: var(--card-footer-color, var(--text-subtle));
  font-size: var(--card-footer-size, var(--font-size-meta, var(--font-size-sm, 0.875rem)));
  line-height: var(--line-height-meta, var(--line-height-snug, 1.375));
}

:is(card, [data-card], .card) > :is(card-footer, [data-card-footer], .card-footer) {
  padding: var(--card-footer-padding, var(--_card-padding));
}

@supports selector(:has(*)) {
  :is(card, [data-card], .card):has(> :is(card-body, [data-card-body], .card-body))
    > :is(card-footer, [data-card-footer], .card-footer) {
    padding-block-start: var(--card-footer-padding-block-start, 0);
  }
}

@container card-container (min-width: 32rem) {
  :is(card, [data-card], .card)[data-card-layout="adaptive"],
  :is(card, [data-card], .card):not([data-card-layout]) {
    flex-direction: row;
  }

  :is(card, [data-card], .card)[data-card-layout="adaptive"] > :is(card-media, [data-card-media], .card-media),
  :is(card, [data-card], .card):not([data-card-layout]) > :is(card-media, [data-card-media], .card-media) {
    flex: 0 0 var(--card-media-width, 10rem);
    aspect-ratio: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  :is(card, [data-card], .card) { transition: none; }
  :is(card, [data-card], .card):is(:hover, :focus-within) { transform: none; }
}