/* app/static/css/components/card.css */
/* Card component with layout-settable custom properties */

.card {
  /* --- Layout-settable properties --- */
  /* Layouts override these via nth-child selectors to control card presentation */
  --card-title-size: var(--card-title-font-size);
  --card-content-justify: flex-start;
  --card-min-height: auto;
  --card-line-clamp: none;
  --card-image-width: 100%;

  /* Structural defaults (vertical mode) */
  display: flex;
  flex-direction: column;
  min-height: var(--card-min-height);
  position: relative;
  overflow: hidden;
  background-color: var(--card-background);
  border: var(--card-border-width) solid var(--card-border-color);
  border-radius: var(--card-border-radius);
  box-shadow: var(--card-box-shadow);
  color: var(--card-color);
  transition: box-shadow var(--transition-duration-default)
    var(--transition-timing-function-default);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__image-container {
  line-height: 0;
  background-color: var(--card-background);
  aspect-ratio: var(--card-image-aspect-ratio);
  overflow: hidden;
}

.card__image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.card__content {
  padding: var(--card-padding);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: var(--card-content-justify);
}

.card__category {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.05em;
}

.card__title {
  font-size: var(--card-title-size);
  font-weight: var(--font-weight-bold);
  color: var(--card-title-color);
  margin-top: 0;
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-family-heading);
  line-height: var(--line-height-heading);
}

.card__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-duration-default)
    var(--transition-timing-function-default);
}

.card__title a:hover {
  color: var(--color-link);
  text-decoration: underline;
}

.card__description {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: var(--line-height-base);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-family-base);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: var(--card-line-clamp);
  overflow: hidden;
}

.card__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: auto;
  padding-top: var(--spacing-xs);
  font-family: var(--font-family-base);
}

/* --- Horizontal Card Mode --- */

.card--horizontal {
  flex-direction: row;
  align-items: stretch;
}

.card--horizontal .card__image-container {
  flex: 0 0 var(--card-image-width);
  margin: 0;
  padding: 0;
  aspect-ratio: unset;
  height: auto;
}

.card--horizontal .card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.card--horizontal .card__content {
  flex: 1 1 auto;
  padding: var(--card-padding);
  justify-content: flex-start;
}

.card--horizontal .card__title {
  margin-top: 0;
}

.card--horizontal .card__meta {
  margin-top: var(--spacing-sm);
  padding-top: 0;
}

/* --- Background Image Card Mode --- */

.card--background-image {
  color: var(--color-white);
  border: none;
}

.card--background-image .card__image-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  margin: 0;
  padding: 0;
  line-height: 0;
  aspect-ratio: unset;
  background-color: var(--card-background);
}

.card--background-image .card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
  opacity: 0.8;
}

.card--background-image::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(0, 0, 0, 0) 40%,
    rgba(0, 0, 0, 0.7) 100%
  );
  z-index: 2;
  border-radius: inherit;
  pointer-events: none;
}

.card--background-image .card__content {
  position: relative;
  z-index: 3;
  background-color: transparent;
  padding: var(--card-padding);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.card--background-image .card__title,
.card--background-image .card__description,
.card--background-image .card__category,
.card--background-image .card__meta {
  color: var(--color-white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
}

.card--background-image .card__title a {
  color: inherit;
}

.card--background-image .card__title a:hover {
  text-decoration: underline;
}