/* MedInsight — Global Styles (theme tokens in styles/themes.css) */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.5;
}

/* Auth */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--auth-gradient-start) 0%, var(--auth-gradient-end) 100%);
}

.auth-card {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-primary);
}

.auth-logo { text-align: center; margin-bottom: 2rem; }
.auth-logo h1 { font-size: 1.75rem; color: var(--accent-primary); }
.auth-logo p { color: var(--text-secondary); font-size: 0.9rem; }
.auth-footer { text-align: center; margin-top: 1.5rem; font-size: 0.9rem; color: var(--text-secondary); }
.auth-footer a { color: var(--accent-primary); text-decoration: none; }

/* Navbar */
.navbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-primary);
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand { font-weight: 700; font-size: 1.1rem; color: var(--accent-primary); }
.nav-links { display: flex; gap: 1rem; flex: 1; }
.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent-primary); font-weight: 500; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.nav-toggle {
  display: none;
  position: relative;
  width: 42px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border-primary);
  border-radius: 6px;
  background: var(--bg-card);
  cursor: pointer;
  font-size: 0;
  color: transparent;
}
.nav-toggle::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 16px;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  box-shadow: 0 -6px 0 var(--text-primary), 0 6px 0 var(--text-primary);
}
.navbar.nav-open .nav-toggle { background: var(--bg-hover); }

/* Theme toggle */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border-primary);
  border-radius: 6px;
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}
.theme-toggle-btn:hover { background: var(--bg-hover); }
.theme-toggle-btn .icon-sun,
.theme-toggle-btn .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle-btn .icon-sun { display: inline; }
[data-theme="light"] .theme-toggle-btn .icon-moon,
:root:not([data-theme="dark"]) .theme-toggle-btn .icon-moon { display: inline; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle-btn .icon-sun { display: inline; }
  :root:not([data-theme="light"]) .theme-toggle-btn .icon-moon { display: none; }
}

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 1.5rem; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-header h1 { font-size: 1.5rem; color: var(--text-primary); }
.page-header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.page-header-title { display: flex; flex-direction: column; gap: 0.25rem; }
.user-session-info {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.4;
}
.user-session-info strong { color: var(--text-primary); font-weight: 600; }
.header-actions { display: flex; gap: 0.75rem; align-items: center; }

.list-toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 1rem;
}

.toolbar-input {
  flex: 1;
  min-width: 220px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.9rem;
}
.toolbar-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--border-focus) 25%, transparent);
}

.text-muted-inline { color: var(--text-tertiary); font-size: 0.875rem; }
.text-muted { color: var(--text-secondary); font-size: 0.875rem; }
.text-center-muted { text-align: center; color: var(--text-tertiary); }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--accent-primary);
  border: 1px solid var(--border-primary);
  border-left: 4px solid var(--accent-primary);
}

.stat-value { font-size: 2rem; font-weight: 700; color: var(--accent-primary); }
.stat-label { color: var(--text-secondary); font-size: 0.875rem; margin-top: 0.25rem; }

/* Charts */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.chart-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-primary);
}

.chart-card h2 { font-size: 1rem; margin-bottom: 1rem; color: var(--text-secondary); }

/* Tables */
.data-table {
  width: 100%;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--border-primary);
}

.data-table th {
  background: var(--bg-tertiary);
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-primary);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-hover); }

.recent-section h2 { font-size: 1rem; margin-bottom: 0.75rem; color: var(--text-secondary); }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; margin-bottom: 0.375rem; color: var(--text-primary); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius);
  font-size: 0.9rem;
  background: var(--bg-input);
  color: var(--text-primary);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--border-focus) 25%, transparent);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary { background: var(--accent-primary); color: var(--text-inverse); }
.btn-primary:hover { background: var(--accent-secondary); }
.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
}
.btn-secondary:hover { background: var(--bg-hover); }
.btn-danger { background: var(--accent-danger); color: var(--text-inverse); }
.btn-danger:hover { filter: brightness(0.92); }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8rem; }
select.btn {
  appearance: auto;
  cursor: pointer;
  min-width: 10rem;
}
.btn-block { width: 100%; margin-top: 0.5rem; }

/* Modal */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; }
.modal.hidden { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: var(--bg-modal); }
.modal-content {
  position: relative;
  background: var(--bg-card);
  color: var(--text-primary);
  border-radius: 12px;
  padding: 1.5rem;
  width: 100%;
  max-width: 520px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-primary);
  max-height: 90vh;
  overflow-y: auto;
}
.modal-content h2 { margin-bottom: 1.25rem; font-size: 1.25rem; color: var(--text-primary); }
.modal-actions { display: flex; gap: 0.75rem; justify-content: flex-end; margin-top: 1rem; }

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  justify-content: center;
}

#page-info { font-size: 0.875rem; color: var(--text-secondary); }

/* Utils */
.hidden { display: none !important; }
.error-message {
  background: var(--surface-error);
  color: var(--accent-danger);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--accent-danger) 35%, transparent);
}
#upload-progress { color: var(--accent-primary); font-size: 0.875rem; margin-bottom: 0.75rem; }

/* Predictions */
.predictions-section { margin-bottom: 1.5rem; }
.predictions-section h2 { font-size: 1rem; margin-bottom: 0.75rem; color: var(--text-secondary); }

.risk-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.risk-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-primary);
}

.risk-card .risk-label { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 0.5rem; }
.risk-card .risk-value { font-size: 1.75rem; font-weight: 700; }

.risk-low { color: var(--accent-success); border-left: 4px solid var(--accent-success); }
.risk-medium { color: var(--text-warning-strong); border-left: 4px solid var(--accent-warning); }
.risk-high { color: var(--accent-danger); border-left: 4px solid var(--accent-danger); }

.risk-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.risk-badge-low { background: var(--surface-success); color: var(--accent-success); }
.risk-badge-medium { background: var(--surface-warning); color: var(--text-warning); }
.risk-badge-high { background: var(--surface-error); color: var(--accent-danger); }

.recommendations-list {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-primary);
  margin-top: 1rem;
}

.recommendations-list h3 { font-size: 0.9rem; margin-bottom: 0.5rem; color: var(--text-secondary); }
.recommendations-list ul { padding-left: 1.25rem; color: var(--text-primary); }
.recommendations-list li { margin-bottom: 0.375rem; font-size: 0.9rem; }

.loading-indicator {
  color: var(--accent-primary);
  font-size: 0.875rem;
  padding: 0.75rem;
  background: var(--surface-info);
  border-radius: var(--radius);
  margin: 0.75rem 0;
  border: 1px solid color-mix(in srgb, var(--accent-primary) 25%, transparent);
}

.patient-info-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-primary);
  margin-bottom: 1.5rem;
}

.section-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-primary);
  margin-bottom: 1.5rem;
}

.section-card h2 { font-size: 1rem; margin-bottom: 1rem; color: var(--text-secondary); }

.section-actions { display: flex; gap: 0.75rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: center; }

.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.section-header-row h2 {
  margin: 0;
}

.section-header-row .section-actions {
  margin-bottom: 0;
}

.documents-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.document-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius);
  background: var(--bg-secondary, #f8fafc);
}

.document-item-main {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.document-item-main strong {
  word-break: break-word;
}

.document-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.document-error {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--danger, #dc2626);
  word-break: break-word;
}

.document-item-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .document-item {
    flex-direction: column;
    align-items: stretch;
  }

  .document-item-actions {
    justify-content: flex-end;
  }
}

/* Admin tabs */
.tab-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
}
.tab-btn.active {
  background: var(--accent-primary);
  color: var(--text-inverse);
  border-color: var(--accent-primary);
}

@media (max-width: 768px) {
  .stats-grid, .charts-grid, .form-row, .risk-grid { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 1rem; }

  .navbar {
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    height: auto;
    min-height: 56px;
  }
  .nav-brand { order: 1; flex: 1; }
  .nav-toggle { display: block; order: 2; }
  .nav-actions { order: 3; }
  .nav-links {
    order: 4;
    flex-basis: 100%;
    width: 100%;
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    margin: 0.5rem -1rem -0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-primary);
  }
  .navbar.nav-open .nav-links { display: flex; }
  .nav-links a {
    color: var(--text-primary);
    font-size: 0.95rem;
    padding: 0.7rem 0.5rem;
    border-radius: 6px;
  }
  .nav-links a:hover, .nav-links a.active {
    background: var(--bg-hover);
    color: var(--accent-primary);
    font-weight: 600;
  }

  .data-table { display: block; overflow-x: auto; white-space: nowrap; }
  .header-actions { width: 100%; }
}

/* Phase 12: DICOM */
.dicom-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.dicom-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.dicom-thumb {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: var(--bg-secondary);
  display: block;
}
.dicom-thumb-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.dicom-card-body { padding: 1rem; }
.dicom-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.dicom-card-desc { font-size: 0.95rem; margin-bottom: 0.35rem; }
.dicom-card-meta { font-size: 0.85rem; }
.dicom-card-actions { margin-top: 0.75rem; display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.dicom-dropzone {
  border: 2px dashed var(--border-primary);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  margin: 1rem 0;
  background: var(--bg-secondary);
}
.dicom-dropzone-active { border-color: var(--accent-primary); background: var(--bg-hover); }
.dicom-zip-progress {
  margin: 1rem 0 1.5rem;
  padding: 1rem;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
}
.dicom-zip-progress-label { margin: 0 0 0.5rem; font-size: 0.9rem; }
.dicom-zip-progress-track {
  height: 8px;
  background: var(--bg-hover);
  border-radius: 4px;
  overflow: hidden;
}
.dicom-zip-progress-bar {
  height: 100%;
  background: var(--accent-primary);
  transition: width 0.3s ease;
}
.dicom-viewer-body { overflow: hidden; }
.dicom-viewer-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: calc(100vh - 56px);
}
.dicom-sidebar {
  background: var(--bg-card);
  border-right: 1px solid var(--border-primary);
  padding: 1rem;
  overflow-y: auto;
}
.dicom-series-list { list-style: none; margin: 0.75rem 0; padding: 0; }
.dicom-series-list li {
  padding: 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  margin-bottom: 0.35rem;
  border: 1px solid transparent;
}
.dicom-series-list li:hover { background: var(--bg-hover); }
.dicom-series-list li.active {
  background: var(--bg-hover);
  border-color: var(--accent-primary);
}
.dicom-series-list small { display: block; color: var(--text-secondary); font-size: 0.8rem; }
.dicom-meta-list { font-size: 0.85rem; }
.dicom-meta-list dt { color: var(--text-secondary); margin-top: 0.4rem; }
.dicom-meta-list dd { margin: 0; }
.dicom-viewport { display: flex; flex-direction: column; background: #000; }
.dicom-toolbar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-primary);
  flex-wrap: wrap;
}
.dicom-wl-label { font-size: 0.85rem; display: flex; align-items: center; gap: 0.35rem; }
.dicom-frame-label { margin-left: auto; font-size: 0.85rem; color: var(--text-secondary); }
.dicom-canvas-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: grab;
}
.dicom-canvas-wrap:active { cursor: grabbing; }
#dicom-canvas { image-rendering: auto; }
.dicom-frame-slider { width: 100%; padding: 0.5rem 1rem; background: var(--bg-card); }

.dicom-canvas-stack { position: relative; display: inline-block; line-height: 0; }
.dicom-canvas-stack canvas { display: block; }
.annotation-overlay,
#annotation-canvas {
  position: absolute;
  left: 0;
  top: 0;
  cursor: crosshair;
  pointer-events: auto;
}
.annotation-overlay {
  pointer-events: none;
}
.dicom-annotate-body { overflow: hidden; }
.dicom-annotate-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  height: calc(100vh - 56px);
}
.dicom-annotate-viewport {
  display: flex;
  flex-direction: column;
  background: #000;
  min-width: 0;
  overflow: hidden;
}
.dicom-annotate-canvas-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 0;
  padding: 12px;
}
.dicom-annotate-sidebar {
  background: var(--bg-card);
  border-left: 1px solid var(--border-primary);
  padding: 1rem;
  overflow-y: auto;
}
.annotation-toolbar {
  flex-shrink: 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-primary);
  padding: 0.5rem 1rem;
  min-height: 120px;
}
.ann-toolbar-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 0.4rem;
}
.ann-tool.active, .ann-color-swatch.active {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}
.ann-color-swatch {
  width: 22px;
  height: 22px;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
}
.ann-label-field { font-size: 0.85rem; display: flex; align-items: center; gap: 0.35rem; }
.ann-save-status { font-size: 0.85rem; margin-left: auto; }
.annotation-list { list-style: none; margin: 0.75rem 0; padding: 0; }
.ann-list-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid transparent;
  margin-bottom: 0.25rem;
}
.ann-list-item:hover { background: var(--bg-hover); }
.ann-type { font-size: 0.75rem; text-transform: uppercase; color: var(--text-secondary); }
.ann-label-text { flex: 1; font-size: 0.85rem; }
.ann-empty { color: var(--text-secondary); font-size: 0.85rem; }
.ann-frame-info { font-size: 0.8rem; color: var(--text-secondary); }
.ann-toolbar-sep { color: var(--text-secondary); margin: 0 0.25rem; }
.ann-edit-popup {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.ann-edit-popup.hidden { display: none; }
.ann-edit-popup-inner {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 1.25rem;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.ann-edit-popup-inner label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; }
.ann-edit-popup-actions { display: flex; gap: 0.5rem; margin-top: 0.5rem; }

@media (max-width: 768px) {
  .dicom-annotate-layout { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .dicom-annotate-sidebar { max-height: 200px; border-left: none; border-top: 1px solid var(--border-primary); }
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.plan-card { text-align: left; }
.plan-card-actions { margin-top: 0.75rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* DICOM 3D volume viewer */
.dicom-3d-body {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.dicom-3d-body .navbar { flex-shrink: 0; }
.dicom-3d-layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr minmax(260px, 340px);
  background: #0a0a0a;
  overflow: hidden;
}
.dicom-3d-main {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border-primary);
  min-height: 0;
  overflow: hidden;
}
.dicom-3d-mpr {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.35rem;
  background: var(--bg-card);
  min-height: 0;
  overflow: hidden;
}
.dicom-3d-mpr-panel {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: #000;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-primary);
}
.dicom-3d-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  background: var(--bg-hover);
  color: var(--text-secondary);
  flex-shrink: 0;
  gap: 0.5rem;
}
.dicom-3d-status {
  font-size: 0.75rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 55%;
}
.dicom-3d-status.error { color: var(--danger, #e74c3c); }
.dicom-3d-warning {
  grid-column: 1 / -1;
  padding: 0.45rem 0.75rem;
  font-size: 0.8rem;
  background: #3d3000;
  color: #ffd866;
  border-bottom: 1px solid #665500;
}
.dicom-3d-warning.hidden { display: none; }
.dicom-3d-viewport,
.dicom-3d-mpr-viewport {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
  position: relative;
}
.dicom-3d-fallback,
.dicom-3d-mpr-canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.dicom-3d-slice-slider {
  width: 100%;
  margin: 0;
  flex-shrink: 0;
  height: 1.25rem;
}
.dicom-3d-toolbar-host {
  flex-shrink: 0;
  border-top: 1px solid var(--border-primary);
  background: var(--bg-card);
  overflow-x: auto;
  overflow-y: auto;
  max-height: 28vh;
}
.dicom-3d-toolbar {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.4rem 0.75rem;
  flex-wrap: nowrap;
  min-width: min-content;
}
.dicom-3d-toolbar-group {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  flex-shrink: 0;
}
.dicom-3d-toolbar-group label {
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  white-space: nowrap;
}
.dicom-3d-toolbar-group input[type="range"] {
  width: 72px;
}
.dicom-3d-toolbar-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-right: 0.15rem;
  white-space: nowrap;
}
.dicom-3d-preset.active,
.dicom-3d-mode.active {
  background: var(--accent-primary);
  color: #fff;
}

@media (max-width: 768px) {
  .dicom-viewer-layout { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .dicom-sidebar { max-height: 180px; }
  .dicom-3d-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
  }
  .dicom-3d-mpr {
    max-height: 38vh;
    overflow-y: auto;
  }
}

/* Demo mode banner */
.demo-banner {
  position: sticky;
  top: 0;
  z-index: 300;
  background: linear-gradient(90deg, #1e3a5f, #0f2744);
  border-bottom: 1px solid rgba(96, 165, 250, 0.35);
  color: #e2e8f0;
  padding: 0.55rem 1rem;
}
.demo-banner-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}
.demo-badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.25);
  border: 1px solid rgba(96, 165, 250, 0.45);
  color: #93c5fd;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}
.demo-text { color: #cbd5e1; }
.demo-disabled,
.demo-disabled:hover {
  opacity: 0.45 !important;
  cursor: not-allowed !important;
  pointer-events: none;
}
body.has-demo-banner .navbar {
  top: auto;
}