/* ===== Shared Variables & Reset ===== */
:root {
  --bg: #f0f2f5;
  --card-bg: #ffffff;
  --text-primary: #1a1a1a;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;
  --accent: #e8491d;
  --accent-hover: #cf3c14;
  --accent-light: rgba(232,73,29,0.07);
  --border: #e5e7eb;
  --input-bg: #f9fafb;
  --error: #ef4444;
  --success: #10b981;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--text-primary);
}

/* ===== Shared Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* ===== Shared Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Tag Badges ===== */
.tag-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.tag-badges-label {
  font-size: 12px;
  color: var(--text-secondary, #888);
  white-space: nowrap;
  margin-right: 4px;
}
.tag-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  cursor: pointer;
  border: 1px solid var(--border, #ddd);
  background: var(--card-bg, #fff);
  color: var(--text-secondary, #666);
  transition: all 0.15s ease;
  user-select: none;
}
.tag-badge:hover {
  border-color: var(--accent, #4f8ef7);
  color: var(--accent, #4f8ef7);
}
.tag-badge.selected {
  background: var(--accent, #4f8ef7);
  border-color: var(--accent, #4f8ef7);
  color: #fff;
}
/* Dimension-specific accent colors */
.tag-badge[data-dim="topic"].selected { background: #4f8ef7; border-color: #4f8ef7; }
.tag-badge[data-dim="source"].selected { background: #e67e22; border-color: #e67e22; }
.tag-badge[data-dim="doc_type"].selected { background: #27ae60; border-color: #27ae60; }
.tag-badge[data-dim="channel"].selected { background: #8e44ad; border-color: #8e44ad; }

/* Display-only badges (in tables) */
.tag-badge-display {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  margin: 1px 2px;
  background: var(--bg, #f0f0f0);
  color: var(--text-secondary, #666);
}
.tag-badge-display[data-dim="topic"] { background: #e8f0fe; color: #4f8ef7; }
.tag-badge-display[data-dim="source"] { background: #fef3e2; color: #e67e22; }
.tag-badge-display[data-dim="doc_type"] { background: #e8f8ef; color: #27ae60; }
.tag-badge-display[data-dim="channel"] { background: #f3e8fe; color: #8e44ad; }

/* ===== Responsive: Common ===== */
@media (max-width: 768px) {
  .tag-badges { gap: 4px; }
  .tag-badge { padding: 2px 8px; font-size: 11px; }
}
@media (max-width: 480px) {
  .tag-badges-label { font-size: 11px; }
  .tag-badge { padding: 2px 6px; font-size: 10px; }
}