/* ===== PHASE 2-4 STYLES ===== */

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255,255,255,0.95);
  --bg-glass: rgba(241,245,249,0.8);
  --bg-hover: rgba(56,189,248,0.06);
  --border: rgba(148,163,184,0.25);
  --border-glow: rgba(56,189,248,0.4);
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
}
[data-theme="light"] body::before { opacity: 0; }
[data-theme="light"] .sidebar { background: #fff; border-right-color: #e2e8f0; }
[data-theme="light"] .top-bar { background: rgba(255,255,255,0.9); }
[data-theme="light"] .tile { background: linear-gradient(160deg, #fff, #f8fafc); }
[data-theme="light"] .emp-tile { background: linear-gradient(160deg, #fff, #f8fafc); }
[data-theme="light"] .data-table th { background: #f1f5f9; color: #475569; }
[data-theme="light"] .data-table td { border-bottom-color: #e2e8f0; }
[data-theme="light"] .data-table tbody tr:hover { background: rgba(56,189,248,0.04); }
[data-theme="light"] .modal { background: #fff; }
[data-theme="light"] .slide-panel { background: #fff; }
[data-theme="light"] .chart-tooltip { background: rgba(255,255,255,0.96); color: #0f172a; }
[data-theme="light"] .logo-img { filter: invert(1) hue-rotate(180deg); }
[data-theme="light"] .skeleton {
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 800px 100%;
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.theme-toggle:hover {
  border-color: var(--border-glow);
  color: var(--accent-blue);
  background: var(--bg-hover);
}

/* ===== BULK ACTION BAR ===== */
.bulk-action-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 12px 24px;
  display: none;
  align-items: center;
  gap: 16px;
  z-index: 500;
  box-shadow: var(--shadow-lg), 0 0 30px rgba(56,189,248,0.15);
  animation: slideUp 0.3s ease;
}
.bulk-count {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-blue);
  white-space: nowrap;
}
.bulk-action-bar .filter-select {
  min-width: 140px;
}
.bulk-cb {
  width: 16px; height: 16px;
  accent-color: var(--accent-blue);
  cursor: pointer;
}

/* Bulk checkbox inside tiles */
.tile-bulk-cb {
  display: flex;
  align-items: center;
  margin-right: 8px;
}
.tile-bulk-cb input {
  width: 18px; height: 18px;
  accent-color: var(--accent-blue);
  cursor: pointer;
}

/* Cross-search hint banner */
.cross-search-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 18px;
  margin-bottom: 16px;
  background: rgba(56,189,248,0.08);
  border: 1px solid rgba(56,189,248,0.25);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-size: 0.88rem;
  animation: fadeIn 0.3s ease;
}
.cross-search-hint strong {
  color: var(--accent-blue);
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== TOOLBAR ROW (import, bulk, theme, PDF) ===== */
.toolbar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ===== QR GRID ===== */
.qr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  padding: 12px 0;
}
.qr-item {
  text-align: center;
  padding: 12px;
  background: #fff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.qr-item img {
  width: 120px;
  height: 120px;
}
.qr-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 6px;
  word-break: break-all;
}

/* ===== IMPORT INFO ===== */
.import-info {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.import-info code {
  display: block;
  margin-top: 8px;
  padding: 8px 12px;
  background: rgba(0,0,0,0.2);
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--accent-blue);
  word-break: break-all;
}
[data-theme="light"] .import-info code {
  background: rgba(0,0,0,0.05);
}

/* ===== QR BUTTON IN DETAIL PANEL ===== */
.btn-qr {
  background: rgba(167,139,250,0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(167,139,250,0.25);
}
.btn-qr:hover {
  background: rgba(167,139,250,0.25);
  transform: translateY(-1px);
}

/* ===== FILE INPUT STYLING ===== */
input[type="file"] {
  background: var(--bg-glass);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}
input[type="file"]:hover {
  border-color: var(--border-glow);
}

/* ===== CARRIER LINK BADGE ===== */
.carrier-link-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: rgba(34,211,238,0.12);
  border: 1px solid rgba(34,211,238,0.2);
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

@media (max-width: 768px) {
  .bulk-action-bar {
    bottom: 80px;
    left: 10px; right: 10px;
    transform: none;
    flex-wrap: wrap;
    justify-content: center;
  }
}