/* ============================================
   Card Components
   ============================================ */

/* Grid layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--grid-gap);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

@media (max-width: 768px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Base card */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--card-radius);
  padding: var(--card-padding);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    background var(--duration-fast) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  background: var(--bg-card-hover);
}

/* Clickable card */
.card--link {
  cursor: pointer;
}

/* Accent border variants */
.card--accent-left {
  border-left: 2px solid transparent;
  border-image: var(--accent-gradient) 1;
  border-image-slice: 1;
  border-top: 1px solid var(--border-card);
  border-right: 1px solid var(--border-card);
  border-bottom: 1px solid var(--border-card);
}

/* Card header */
.card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.card__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-card-title);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.card__subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  color: var(--text-tertiary);
  margin-top: var(--space-1);
}

.card__desc {
  font-size: var(--text-small);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

/* Card tags */
.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge--released {
  background: rgba(52, 211, 153, 0.1);
  color: var(--color-released);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.badge--unreleased {
  background: rgba(251, 191, 36, 0.1);
  color: var(--color-unreleased);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.badge--internal {
  background: rgba(167, 139, 250, 0.1);
  color: var(--color-internal);
  border: 1px solid rgba(167, 139, 250, 0.2);
}

.badge--danger {
  background: rgba(248, 113, 113, 0.1);
  color: var(--color-danger);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.badge--info {
  background: rgba(96, 165, 250, 0.1);
  color: var(--color-info);
  border: 1px solid rgba(96, 165, 250, 0.2);
}

.badge--env {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
}

/* Fact card (section 08) */
.card--fact {
  padding: var(--space-5);
}

.card--fact .card__title {
  font-size: 1rem;
  margin-bottom: var(--space-2);
}

.card--fact .card__desc {
  font-size: var(--text-small);
  margin-bottom: var(--space-3);
}

.card__source {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  padding: 0.2rem 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 4px;
  display: inline-block;
}

/* Full-width card */
.card--wide {
  grid-column: 1 / -1;
}

/* Command list card */
.command-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.command-item {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  color: var(--text-secondary);
  padding: 0.3rem 0.7rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  transition: all var(--duration-fast) var(--ease-out);
}

.command-item:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.command-item--released {
  border-color: rgba(52, 211, 153, 0.2);
  color: var(--color-released);
}

.command-item--internal {
  border-color: rgba(167, 139, 250, 0.2);
  color: var(--color-internal);
}

/* Variable group */
.var-group {
  margin-bottom: var(--space-6);
}

.var-group:last-child {
  margin-bottom: 0;
}

.var-group__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
}

.var-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--text-small);
}

.var-item__name {
  font-family: var(--font-mono);
  color: var(--accent-text);
  white-space: nowrap;
}

.var-item__desc {
  color: var(--text-secondary);
}