.monomer-collections-view {
  padding: 16px;
  overflow-y: auto;
  height: 100%;
}

.monomer-collections-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-content: flex-start;
}

.monomer-collection-card {
  width: 20%;
  min-width: 240px;
  height: 300px;
  border: 1px solid var(--grey-2);
  border-radius: 8px;
  background: var(--white);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.monomer-collection-card:hover {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.monomer-collection-card-selected {
  border-color: #ff8c00;
  box-shadow: 0 0 0 1px #ff8c00;
}

.monomer-collection-card-selected:hover {
  box-shadow: 0 0 0 1px #ff8c00, 0 2px 12px rgba(0, 0, 0, 0.12);
}

.monomer-collection-card-header {
  padding: 12px 14px 8px 14px;
  border-bottom: 1px solid var(--grey-2);
  flex-shrink: 0;
}

.monomer-collection-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--grey-6);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.monomer-collection-card-description {
  font-size: 11px;
  color: var(--grey-4);
  margin: 4px 0 0 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.monomer-collection-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin: 4px 0 0 0;
}

.monomer-collection-card-tag {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  background: #e8f0fe;
  border: 1px solid var(--blue-2, #aecbfa);
  font-size: 10px;
  color: var(--blue-3, #4285f4);
}

.monomer-collection-card-meta {
  font-size: 10px;
  color: var(--grey-3);
  margin: 4px 0 0 0;
}

.monomer-collections-search {
  margin-bottom: 12px;
}

.monomer-collections-search input {
  width: 100%;
  max-width: 400px;
}

.monomer-collection-card-body {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
  min-height: 0;
}

.monomer-collection-card-actions {
  padding: 0px 14px;
  border-top: 1px solid var(--grey-2);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  flex-shrink: 0;
}

.monomer-collection-card-actions .ui-btn {
  font-size: 11px;
  padding: 2px 10px;
  margin: 0;
}

.monomer-collection-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.monomer-collection-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--grey-1);
  border: 1px solid var(--grey-2);
  font-size: 11px;
  color: var(--grey-5);
  cursor: pointer;
  transition: background 0.15s ease;
}

.monomer-collection-tag:hover {
  background: var(--blue-1, #e8f0fe);
  border-color: var(--blue-2, #aecbfa);
}

.monomer-collection-add-card {
  width: 20%;
  min-width: 240px;
  height: 300px;
  border: 2px dashed var(--grey-3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.monomer-collection-add-card:hover {
  border-color: var(--blue-2, #aecbfa);
  background: var(--blue-1, #e8f0fe);
}

.monomer-collection-add-card-content {
  text-align: center;
  color: var(--grey-4);
}

.monomer-collection-add-card-content .grok-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.monomer-collection-add-card-content span {
  display: block;
  font-size: 13px;
}

.monomer-collections-load-more {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 16px 0;
}

.monomer-collections-load-more .ui-btn {
  min-width: 200px;
}

.monomer-collection-empty-state {
  width: 100%;
  text-align: center;
  padding: 60px 20px;
  color: var(--grey-4);
  font-size: 14px;
}