/* ═══════════════════════════════════════════════════════
   ADMIN SHARED STYLES
   Common CSS for all admin pages with mode-toggle tabs.
   Loaded via @section Styles in admin pages.
   ═══════════════════════════════════════════════════════ */

/* ═══ MODE TOGGLE ═══ */
.mode-toggle {
  display: inline-flex;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 2px;
}
.mode-btn {
  padding: 3px 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: calc(var(--radius-sm) - 2px);
  transition: all var(--transition);
  font-family: var(--font-body);
}
.mode-btn:hover { color: var(--text-primary); }
.mode-btn.active {
  background: var(--accent);
  color: var(--text-inverse);
}

/* ═══ MODE PANELS ═══ */
.mode-panel { display: none; }
.mode-panel.active {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.mode-panel.active > .card {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.mode-panel.active > .card > .card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ═══ ACTION BUTTONS ═══ */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 13px;
  transition: all var(--transition);
  padding: 0;
}
.action-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.action-btn-success:hover { color: var(--success-text); background: var(--success-subtle); }
.action-btn-danger:hover { color: var(--danger-text); background: var(--danger-subtle); }

/* ═══ TABLE CELLS ═══ */
.mono-cell {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: -0.3px;
  white-space: nowrap;
}
.cell-truncate {
  max-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ═══ MODAL FORM GROUPS ═══ */
.modal-form-group {
  margin-bottom: 14px;
}
.modal-form-group label:not(.form-check) {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.modal-form-group .form-input,
.modal-form-group .form-select,
.modal-form-group textarea.form-input {
  width: 100%;
}
.modal-form-group .hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}
.form-row > .modal-form-group { flex: 1; min-width: 0; }
.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* ═══ LOADING SPINNER ═══ */
.loading-spinner {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
}
.spinner-icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ═══ CONTENT PANEL (single-panel pages like TCD Browser) ═══ */
.content-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.content-panel > .card {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.content-panel > .card > .card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ═══ HEX BLOCK (detail modals) ═══ */
.hex-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-primary);
  word-break: break-all;
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
  margin: 0;
}

/* ═══ DETAIL KEY-VALUE ═══ */
.detail-row {
  display: flex;
  border-bottom: 1px solid var(--border-subtle);
  padding: 6px 0;
  font-size: 13px;
}
.detail-row:last-child { border-bottom: none; }
.detail-key {
  width: 120px;
  flex-shrink: 0;
  font-weight: 600;
  color: var(--text-secondary);
}
.detail-val {
  flex: 1;
  min-width: 0;
  color: var(--text-primary);
}

/* ═══ RESPONSIVE: shared admin mobile overrides ═══ */
@media (max-width: 768px) {
  .toolbar { flex-wrap: nowrap; gap: 8px; }
  .toolbar-left { flex: 1; min-width: 0; flex-wrap: nowrap; }
  .search-wrap { flex: 1; min-width: 0; }
  .toolbar-left .form-select { flex: 0 0 auto; min-width: 0; width: auto; }
  .search-wrap .form-input { width: 100% !important; }
  .toolbar-left .toolbar-stats { display: none; }
  .toolbar-right { flex-shrink: 0; }
  .mode-btn { padding: 3px 10px; font-size: 10px; }
  .form-row { flex-direction: column; gap: 0; }

  /* ─── Mobile Card Layout ─── */
  .table-wrapper { overflow-x: visible; }
  .mobile-cards thead { display: none; }
  .mobile-cards, .mobile-cards tbody { display: block; width: 100%; }
  .mobile-cards tbody tr {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-subtle);
  }
  .mobile-cards tbody tr:last-child { border-bottom: none; }
  .mobile-cards tbody td {
    padding: 0 !important;
    border: none !important;
    font-size: 13px;
  }
  .mobile-cards tbody td::before { content: none; }
  .mobile-cards tbody td:first-child {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .mobile-cards .col-hide-mobile { display: none !important; }
  .mobile-cards tbody td.td-actions {
    flex-shrink: 0;
    margin-left: 8px;
  }
}
@media (max-width: 480px) {
  .mode-btn { padding: 3px 8px; font-size: 9px; letter-spacing: 0.1px; }
}