/* DICOM conversion status */
.dicom-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  margin-bottom: var(--nd-space-sm);
  font-size: 0.75rem;
  color: var(--nd-color-text-muted);
  background: var(--nd-color-surface-elevated);
  border-radius: var(--nd-radius-sm);
}

.dicom-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--nd-color-border);
  border-top-color: var(--nd-color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* File triage buckets */
.file-triage-section {
  margin-top: var(--nd-space-sm);
}

.file-triage-bucket {
  margin-bottom: var(--nd-space-sm);
}

.file-triage-bucket:last-child {
  margin-bottom: 0;
}

.file-triage-bucket-header {
  display: flex;
  align-items: center;
  gap: var(--nd-space-xs);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--nd-space-xs);
  color: var(--nd-color-text-muted);
}

.file-triage-bucket-count {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--nd-color-text-dim);
}

.file-triage-clear {
  margin-left: auto;
  font-size: 0.6rem;
  padding: 1px 6px;
  background: none;
  border: 1px solid var(--nd-color-border);
  border-radius: var(--nd-radius-sm);
  color: var(--nd-color-text-dim);
  cursor: pointer;
}

.file-triage-clear:hover {
  color: var(--nd-color-error);
  border-color: var(--nd-color-error);
}

.file-triage-drop {
  min-height: 28px;
  border: 1px dashed var(--nd-color-border);
  border-radius: var(--nd-radius-sm);
  padding: var(--nd-space-xs);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.file-triage-drop.dragover {
  border-color: var(--nd-color-primary);
  background: var(--nd-color-primary-glow);
  border-style: solid;
}

.file-triage-drop.empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.file-triage-drop.empty::after {
  content: 'Drag files here';
  font-size: 0.65rem;
  color: var(--nd-color-text-dim);
}

.file-triage-card {
  display: flex;
  align-items: center;
  gap: var(--nd-space-xs);
  padding: var(--nd-space-xs) var(--nd-space-sm);
  background: var(--nd-color-surface-elevated);
  border-radius: var(--nd-radius-sm);
  margin-bottom: var(--nd-space-xs);
  font-size: 0.7rem;
  cursor: grab;
  transition: background 0.15s ease, opacity 0.15s ease;
  user-select: none;
}

.file-triage-card:last-child {
  margin-bottom: 0;
}

.file-triage-card:hover {
  background: var(--nd-color-border);
}

.file-triage-card.dragging {
  opacity: 0.4;
  cursor: grabbing;
}

.file-triage-card-grip {
  color: var(--nd-color-text-dim);
  flex-shrink: 0;
}

.file-triage-card-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

.file-triage-card-delete {
  background: none;
  border: none;
  color: var(--nd-color-text-dim);
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
  padding: 0 2px;
  flex-shrink: 0;
}

.file-triage-card-preview {
  background: none;
  border: none;
  color: var(--nd-color-text-dim);
  cursor: pointer;
  padding: 0 2px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.file-triage-card-preview:hover {
  color: var(--nd-color-primary);
}

.file-triage-card-delete:hover {
  color: var(--nd-color-error);
}

/* Error state for T1w bucket when > 1 file */
.file-triage-bucket.error .file-triage-drop {
  border-color: var(--nd-color-error);
  border-style: solid;
  background: var(--nd-color-error-bg);
}

.file-triage-error {
  font-size: 0.65rem;
  color: var(--nd-color-error);
  margin-bottom: var(--nd-space-xs);
}

/* File List */
.file-list {
  margin-top: var(--nd-space-xs);
  max-height: 60px;
  overflow-y: auto;
}

/* Viewer Info Bar */
.viewer-info {
  padding: var(--nd-space-xs) var(--nd-space-md);
  background: var(--nd-color-surface);
  border-top: 1px solid var(--nd-color-border);
  font-size: 0.7rem;
  font-family: 'SF Mono', 'Consolas', monospace;
  color: var(--nd-color-text-muted);
}


/* Stage Buttons Grid (Results sidebar) */
.stage-buttons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nd-space-xs);
}

.stage-item {
  display: flex;
  gap: 2px;
}

.stage-item .stage-btn {
  flex: 1;
  padding: var(--nd-space-xs);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--nd-color-text-muted);
  background: var(--nd-color-surface-elevated);
  border: 1px solid var(--nd-color-border);
  border-radius: var(--nd-radius-sm);
  cursor: pointer;
  transition: all var(--nd-transition-fast);
  white-space: nowrap;
  text-align: center;
}

.stage-item .stage-btn:hover {
  color: var(--nd-color-text);
  border-color: var(--nd-color-border-light);
}

.stage-item .stage-btn.active {
  color: var(--nd-color-primary);
  background: var(--nd-color-primary-glow);
  border-color: var(--nd-color-primary);
}

.stage-item .download-btn {
  padding: var(--nd-space-xs);
  background: var(--nd-color-surface-elevated);
  border: 1px solid var(--nd-color-border);
  border-radius: var(--nd-radius-sm);
  color: var(--nd-color-text-muted);
  cursor: pointer;
  opacity: 0.6;
  transition: all var(--nd-transition-fast);
  display: flex;
  align-items: center;
}

.stage-item .download-btn:hover {
  opacity: 1;
  border-color: var(--nd-color-border-light);
}

.stage-item .download-btn svg {
  width: 12px;
  height: 12px;
}

/* Responsive */
@media (max-width: 1024px) {
  .app-container {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto 1fr auto;
  }

  .app-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--nd-color-border);
    max-height: 50vh;
  }
}

/* Header Links */
.header-links {
  display: flex;
  align-items: center;
  gap: var(--nd-space-sm);
}

/* ============================================
   dicompare Report
   ============================================ */

/* Sidebar button */
.btn-dicompare {
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--nd-space-xs);
  width: 100%;
  margin-top: var(--nd-space-sm);
}

/* Modal sizing */
.dicompare-modal {
  max-width: 800px;
  max-height: 85vh;
  overflow-y: hidden;
  display: flex;
  flex-direction: column;
}

.dicompare-modal .modal-body {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

/* Loading state */
.dicompare-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--nd-space-2xl) var(--nd-space-lg);
  gap: var(--nd-space-md);
}

.dicompare-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--nd-color-border);
  border-top-color: var(--nd-color-primary);
  border-radius: 50%;
  animation: dicompare-spin 0.8s linear infinite;
}

@keyframes dicompare-spin {
  to { transform: rotate(360deg); }
}

.dicompare-loading-text {
  font-size: 0.85rem;
  color: var(--nd-color-text-muted);
  text-align: center;
}

.dicompare-progress-bar {
  width: 100%;
  max-width: 300px;
  height: 4px;
  background: var(--nd-color-border);
  border-radius: 2px;
  overflow: hidden;
}

.dicompare-progress-fill {
  height: 100%;
  background: var(--nd-color-primary);
  border-radius: 2px;
  transition: width 0.3s ease;
  width: 0%;
}

/* Error state */
.dicompare-error {
  padding: var(--nd-space-lg);
  color: var(--nd-color-error);
  text-align: center;
}

/* Schema header */
.dicompare-schema-header {
  margin-bottom: var(--nd-space-lg);
  padding-bottom: var(--nd-space-md);
  border-bottom: 1px solid var(--nd-color-border);
}

.dicompare-schema-header h4 {
  font-size: 0.95rem;
  color: var(--nd-color-text);
  margin: 0 0 var(--nd-space-xs);
}

.dicompare-schema-version {
  font-size: 0.8rem;
  color: var(--nd-color-text-muted);
  font-weight: 400;
}

.dicompare-schema-header p {
  font-size: 0.8rem;
  color: var(--nd-color-text-muted);
  margin: var(--nd-space-xs) 0 0;
}

.dicompare-schema-authors {
  font-size: 0.75rem;
  color: var(--nd-color-text-dim);
}

/* Summary badges */
.dicompare-summary {
  display: flex;
  gap: var(--nd-space-sm);
  margin-bottom: var(--nd-space-lg);
  flex-wrap: wrap;
}

.dicompare-summary-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--nd-space-xs) var(--nd-space-sm);
  border-radius: var(--nd-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
}

.dicompare-summary-badge.pass {
  background: var(--nd-color-success-bg);
  color: var(--nd-color-success);
  border: 1px solid var(--nd-color-success);
}

.dicompare-summary-badge.fail {
  background: var(--nd-color-error-bg);
  color: var(--nd-color-error);
  border: 1px solid var(--nd-color-error);
}

.dicompare-summary-badge.warning {
  background: var(--nd-color-warning-bg);
  color: var(--nd-color-warning);
  border: 1px solid var(--nd-color-warning);
}

.dicompare-summary-badge.na {
  background: rgba(100, 100, 100, 0.1);
  color: var(--nd-color-text-dim);
  border: 1px solid var(--nd-color-border);
}

/* Acquisition section */
.dicompare-acquisition {
  margin-bottom: var(--nd-space-lg);
}

.dicompare-acquisition h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--nd-color-primary);
  margin: 0 0 var(--nd-space-sm);
  padding-bottom: var(--nd-space-xs);
  border-bottom: 1px solid var(--nd-color-border);
}

.dicompare-section-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--nd-color-text-muted);
  margin: var(--nd-space-md) 0 var(--nd-space-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Compliance table */
.dicompare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-bottom: var(--nd-space-md);
}

.dicompare-table th {
  text-align: left;
  padding: var(--nd-space-xs) var(--nd-space-sm);
  font-weight: 600;
  color: var(--nd-color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--nd-color-border);
  background: var(--nd-color-surface-elevated);
}

.dicompare-table td {
  padding: var(--nd-space-xs) var(--nd-space-sm);
  border-bottom: 1px solid var(--nd-color-border);
  color: var(--nd-color-text);
  vertical-align: top;
}

.dicompare-table tr:hover td {
  background: var(--nd-color-surface-elevated);
}

.dicompare-field-name {
  font-weight: 500;
}

.dicompare-field-tag {
  font-family: monospace;
  font-size: 0.7rem;
  color: var(--nd-color-text-dim);
}

/* Status indicators */
.dicompare-status {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

.dicompare-status-pass {
  color: var(--nd-color-success);
  background: var(--nd-color-success-bg);
}

.dicompare-status-fail {
  color: var(--nd-color-error);
  background: var(--nd-color-error-bg);
}

.dicompare-status-warning {
  color: var(--nd-color-warning);
  background: var(--nd-color-warning-bg);
}

.dicompare-status-na,
.dicompare-status-unknown {
  color: var(--nd-color-text-dim);
  background: rgba(100, 100, 100, 0.1);
}

.dicompare-status-message {
  font-size: 0.7rem;
  color: var(--nd-color-text-muted);
  margin-top: 2px;
}

.dicompare-rule-description {
  font-size: 0.75rem;
  color: var(--nd-color-text-muted);
  margin-top: 2px;
}

.dicompare-empty {
  color: var(--nd-color-text-muted);
  text-align: center;
  padding: var(--nd-space-lg);
  font-size: 0.85rem;
}

/* Unchecked fields (collapsible) */
.dicompare-unchecked {
  margin-top: var(--nd-space-md);
  border: 1px solid var(--nd-color-border);
  border-radius: var(--nd-radius-sm);
  overflow: hidden;
}

.dicompare-unchecked-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--nd-space-xs) var(--nd-space-sm);
  background: var(--nd-color-surface-elevated);
  border: none;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--nd-color-text-muted);
  text-align: left;
}

.dicompare-unchecked-toggle:hover {
  background: var(--nd-color-border);
}

.dicompare-chevron {
  font-size: 0.6rem;
  transition: transform 0.2s ease;
}

.dicompare-unchecked-content {
  border-top: 1px solid var(--nd-color-border);
}