/* ==========================================================================
   StudyDump - Browse by Resource Type Styles
   ========================================================================== */

.browse-back-nav {
  margin-bottom: var(--space-6);
}

.browse-page-header {
  margin-bottom: var(--space-8);
}

.browse-page-title {
  font-family: var(--font-editorial);
  font-size: clamp(1.75rem, 5.2vw, 2.75rem);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.browse-page-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-normal);
  max-width: 60ch;
  margin-bottom: var(--space-6);
}

/* Category Filter Tabs */
.browse-tabs-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-default);
  scrollbar-width: none;
  max-width: 100%;
  width: 100%;
}

.browse-tabs-bar::-webkit-scrollbar {
  display: none;
}

.browse-tab {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 7px 14px;
  min-height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  touch-action: manipulation;
  transition: all var(--transition-fast);
}

.browse-tab:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.browse-tab.active {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 600;
}

/* Results Summary */
.browse-results-summary {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-8);
  margin-top: var(--space-4);
}

/* Groups Container */
.browse-groups-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.browse-subject-group {
  display: flex;
  flex-direction: column;
}

.browse-subject-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.browse-subject-title {
  font-family: var(--font-editorial);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.browse-subject-title:hover {
  color: var(--accent);
}

.browse-subject-code {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

/* Items List */
.browse-items-list {
  display: flex;
  flex-direction: column;
}

.browse-item-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 12px 4px;
  border-bottom: 1px solid var(--border-subtle);
  gap: var(--space-4);
}

.browse-item-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.browse-item-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  line-height: var(--leading-snug);
  overflow-wrap: break-word;
  word-break: break-word;
  transition: color var(--transition-fast);
}

.browse-item-row:hover .browse-item-title {
  color: var(--accent);
}

.browse-item-meta {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  overflow-wrap: break-word;
}

.browse-item-credit {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  margin-top: 4px;
  line-height: var(--leading-snug);
}

.doc-credit-badge {
  display: inline-flex;
  align-items: center;
  padding: 1.5px 7px;
  border-radius: var(--radius-pill);
  font-size: var(--text-3xs);
  font-weight: 500;
  text-transform: none;
  background-color: var(--bg-surface-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  line-height: 1.3;
  user-select: none;
}

.doc-credit-text {
  color: var(--text-secondary);
  font-size: var(--text-2xs);
  font-weight: 400;
}

.browse-item-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media (max-width: 640px) {
  .browse-item-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .browse-item-actions {
    margin-top: var(--space-1);
    flex-wrap: wrap;
  }

  .browse-tab {
    font-size: var(--text-2xs);
    padding: 6px 11px;
    min-height: 34px;
  }
}

@media (max-width: 380px) {
  .browse-item-title {
    font-size: 0.9375rem;
  }

  .browse-subject-title {
    font-size: 1.2rem;
  }
}