/**
 * Collection Block Renderer Styles
 *
 * Shared styles for rendered collection blocks in portfolio tabs,
 * topic page tabs, and other embedded contexts.
 */

.collection-blocks {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.collection-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-tertiary);
}

/* Heading */
.cb-heading {
  margin: 0;
  color: var(--color-text-primary);
}

/* Text */
.cb-text {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.cb-text a {
  color: var(--color-accent, #00a8ff);
}

/* Divider */
.cb-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin: 0.5rem 0;
}

/* Spacer */
.cb-spacer {
  flex-shrink: 0;
}

/* Post Card */
.cb-post-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary, #1e1e2e);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease;
}

.cb-post-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.cb-post-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.cb-post-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: rgba(255, 255, 255, 0.04);
}

.cb-post-info {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cb-post-title {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text-primary);
}

.cb-post-creator {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

/* Post Grid */
.cb-post-grid {
  display: grid;
  gap: 1rem;
}

.cb-post-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cb-post-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cb-post-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Embed */
.cb-embed {
  border-radius: 8px;
  overflow: hidden;
}

/* Uploaded Media */
.cb-media img {
  max-width: 100%;
  border-radius: 8px;
}

/* Topic Feed */
.cb-topic-feed-title {
  margin: 0 0 0.75rem;
}

.cb-topic-feed-title a {
  color: var(--color-text-primary);
  text-decoration: none;
}

.cb-topic-feed-title a:hover {
  text-decoration: underline;
}

/* Columns */
.cb-columns {
  display: grid;
  gap: 1.5rem;
}

.cb-columns.layout-1-1 { grid-template-columns: 1fr 1fr; }
.cb-columns.layout-1-1-1 { grid-template-columns: 1fr 1fr 1fr; }
.cb-columns.layout-2-1 { grid-template-columns: 2fr 1fr; }
.cb-columns.layout-1-2 { grid-template-columns: 1fr 2fr; }

.cb-column {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Topic Card */
.cb-topic-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg-secondary, #1e1e2e);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
}

.cb-topic-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.cb-topic-card-img {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  object-fit: cover;
}

.cb-topic-card-name {
  font-weight: 500;
  color: var(--color-text-primary);
}

.cb-topic-card-count {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

/* Creator Card */
.cb-creator-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg-secondary, #1e1e2e);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
}

.cb-creator-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.cb-creator-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.cb-creator-name {
  font-weight: 500;
  color: var(--color-text-primary);
}

.cb-creator-bio {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

/* Group */
.cb-group {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 1rem;
}

.cb-group-title {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--color-text-primary);
}

.cb-group-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Timeline Embed */
.cb-timeline-embed {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 1rem;
}

.cb-timeline-title {
  margin: 0 0 1rem;
}

.cb-timeline-item {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.cb-timeline-item:last-child {
  border-bottom: none;
}

.cb-timeline-caption {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Collection Embed */
.cb-collection-embed {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .collection-blocks {
    padding: 1rem;
  }

  .cb-post-grid.cols-3,
  .cb-post-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .cb-columns.layout-1-1,
  .cb-columns.layout-1-1-1,
  .cb-columns.layout-2-1,
  .cb-columns.layout-1-2 {
    grid-template-columns: 1fr;
  }
}