/* ==========================================================================
   Professional Structured ML Workstation Styling
   Theme: Data-Lab / Medical Research Workspace
   ========================================================================== */

/* Workstation Container & Layout */
.ml-workstation {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* Header & Model Context Bar */
.ml-hero {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b263b 60%, #1e3d59 100%);
  color: #fff;
  border-radius: 12px;
  padding: 28px 32px;
  box-shadow: 0 4px 20px rgba(13, 27, 42, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ml-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64dfdf;
  margin-bottom: 8px;
}

.ml-hero h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: #ffffff;
}

.ml-hero-desc {
  font-size: 0.95rem;
  color: #cbd5e1;
  max-width: 820px;
  line-height: 1.5;
  margin: 0 0 16px;
}

.ml-hero-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ml-spec-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  color: #e2e8f0;
}

.ml-spec-pill strong {
  color: #64dfdf;
}

/* Doctor Patient Context Bar */
.doctor-patient-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  padding: 12px 18px;
}

.doctor-patient-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: #166534;
}

.doctor-patient-badge {
  background: #22c55e;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
}

.doctor-patient-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.doctor-patient-select {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid #86efac;
  background: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  color: #1e293b;
}

/* Quick Entry Toolbar */
.ml-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.ml-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.ml-tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #334155;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
}

.ml-tool-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
  border-color: #94a3b8;
}

.ml-tool-btn.primary-sample {
  background: #f0f9ff;
  border-color: #bae6fd;
  color: #0369a1;
}

.ml-tool-btn.primary-sample:hover {
  background: #e0f2fe;
  border-color: #7dd3fc;
}

.ml-tool-btn.danger-action {
  color: #b91c1c;
  border-color: #fecaca;
  background: #fff5f5;
}

.ml-tool-btn.danger-action:hover {
  background: #fee2e2;
  border-color: #fca5a5;
}

.ml-toolbar-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ml-progress-pill {
  font-size: 0.84rem;
  font-weight: 700;
  color: #0f766e;
  background: #ccfbf1;
  padding: 6px 14px;
  border-radius: 9999px;
  border: 1px solid #99f6e4;
}

/* Two-Column Grid: Feature Workspace + Sticky Sidebar */
.ml-workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 24px;
  align-items: start;
}

/* Feature Workspace (Left) */
.ml-feature-workspace {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Group Tabs */
.ml-group-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 8px;
  overflow-x: auto;
}

.ml-group-tab {
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.ml-group-tab.active {
  background: #0f766e;
  color: #ffffff;
  border-color: #0f766e;
}

/* Feature Group Section */
.ml-group-section {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.ml-group-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}

.ml-group-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
}

.ml-group-progress {
  font-size: 0.8rem;
  font-weight: 600;
  color: #64748b;
}

.ml-group-desc {
  font-size: 0.85rem;
  color: #64748b;
  margin: 0 0 18px;
  line-height: 1.4;
}

/* Feature Cards Grid (2 cols on tablet, 3 on large desktop) */
.ml-fields-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.ml-field-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  border-radius: 8px;
  border: 1.5px solid #cbd5e1;
  background: #f8fafc;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ml-field-card:focus-within {
  border-color: #0f766e;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.ml-field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.ml-field-label {
  font-size: 0.86rem;
  font-weight: 700;
  color: #1e293b;
}

.ml-ref-status-badge {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

.ml-ref-status-badge.status-waiting {
  background: #e2e8f0;
  color: #64748b;
}

.ml-ref-status-badge.status-common {
  background: #dcfce7;
  color: #15803d;
}

.ml-ref-status-badge.status-unusual {
  background: #fef3c7;
  color: #b45309;
}

.ml-ref-status-badge.status-extreme {
  background: #fed7aa;
  color: #c2410c;
}

.ml-ref-status-badge.status-outside {
  background: #fee2e2;
  color: #b91c1c;
}

.ml-field-input-box {
  width: 100%;
  padding: 9px 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #0f172a;
  background: #ffffff;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  outline: none;
  transition: border-color 0.15s ease;
}

.ml-field-input-box:focus {
  border-color: #0f766e;
}

.ml-field-input-box::placeholder {
  color: #94a3b8;
  font-weight: 400;
}

.ml-field-footer {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.ml-ref-line {
  font-size: 0.74rem;
  font-weight: 600;
  color: #475569;
}

.ml-ref-desc {
  font-size: 0.72rem;
  color: #64748b;
  line-height: 1.3;
}

/* Sticky Sidebar (Right) */
.ml-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 24px;
}

.ml-side-panel {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 18px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.ml-side-panel h3 {
  font-size: 0.96rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ml-run-btn {
  width: 100%;
  padding: 13px 20px;
  background: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(15, 118, 110, 0.3);
  transition: all 0.15s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.ml-run-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #0d9488 0%, #14b8a6 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(15, 118, 110, 0.4);
}

.ml-run-btn:disabled {
  background: #cbd5e1;
  color: #64748b;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.ml-sidebar-meter {
  margin: 12px 0;
}

.ml-sidebar-meter-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 4px;
}

.ml-sidebar-progress-bar {
  width: 100%;
  height: 8px;
  border-radius: 9999px;
  background: #e2e8f0;
  overflow: hidden;
}

.ml-sidebar-progress-fill {
  height: 100%;
  background: #0f766e;
  border-radius: 9999px;
  transition: width 0.2s ease;
}

/* Input Quality Stats */
.ml-quality-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.ml-quality-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  padding: 6px 10px;
  border-radius: 6px;
  background: #f8fafc;
}

.ml-quality-tag {
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 0.76rem;
}

/* Result Workspace */
.ml-result-workspace {
  margin-top: 12px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 32px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.ml-result-header {
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.ml-classification-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 24px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.ml-classification-banner.malignant {
  background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
  border: 1.5px solid #fca5a5;
}

.ml-classification-banner.benign {
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  border: 1.5px solid #86efac;
}

.ml-class-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 6px;
  font-size: 1.2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ml-class-badge.malignant {
  background: #dc2626;
  color: #ffffff;
}

.ml-class-badge.benign {
  background: #16a34a;
  color: #ffffff;
}

.ml-prob-metric {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.ml-prob-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
}

.ml-prob-sub {
  font-size: 0.82rem;
  font-weight: 600;
  color: #64748b;
  margin-top: 4px;
}

/* Feature Contributions Section */
.ml-contrib-section {
  margin: 32px 0;
}

.ml-contrib-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 6px;
}

.ml-contrib-note {
  font-size: 0.84rem;
  color: #64748b;
  margin: 0 0 20px;
  line-height: 1.4;
}

.ml-contrib-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.ml-contrib-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 16px;
}

.ml-contrib-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.ml-contrib-card.malignant h4 {
  color: #b91c1c;
}

.ml-contrib-card.benign h4 {
  color: #0369a1;
}

.ml-contrib-row {
  margin-bottom: 12px;
}

.ml-contrib-row-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 4px;
}

.ml-contrib-bar-wrap {
  width: 100%;
  height: 10px;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}

.ml-contrib-bar-fill {
  height: 100%;
  border-radius: 9999px;
}

.ml-contrib-bar-fill.malignant {
  background: #ef4444;
}

.ml-contrib-bar-fill.benign {
  background: #0ea5e9;
}

/* Full Feature Table */
.ml-table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  margin: 20px 0;
}

.ml-breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  text-align: left;
}

.ml-breakdown-table th {
  background: #f1f5f9;
  padding: 10px 14px;
  font-weight: 700;
  color: #1e293b;
  border-bottom: 1px solid #cbd5e1;
  white-space: nowrap;
}

.ml-breakdown-table td {
  padding: 9px 14px;
  border-bottom: 1px solid #f1f5f9;
  color: #334155;
}

.ml-breakdown-table tr:nth-child(even) td {
  background: #f8fafc;
}

.ml-breakdown-table tr:hover td {
  background: #f0fdfa;
}

/* Educational Guidance & Wellbeing Panels */
.ml-guidance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 28px 0;
}

.ml-guidance-card {
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
}

.ml-guidance-card.ai-advice {
  border-left: 4px solid #0f766e;
  background: #f0fdfa;
}

.ml-guidance-card.wellbeing {
  border-left: 4px solid #3b82f6;
  background: #eff6ff;
}

.ml-guidance-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ml-guidance-card p {
  font-size: 0.86rem;
  line-height: 1.5;
  color: #334155;
  margin: 0 0 10px;
}

.ml-guidance-meta {
  font-size: 0.75rem;
  color: #64748b;
}

/* Bottom Action Row */
.ml-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid #e2e8f0;
}

.ml-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.ml-action-btn.report {
  background: #0f766e;
  color: #ffffff;
  border: 1px solid #0d9488;
}

.ml-action-btn.report:hover {
  background: #0d9488;
}

.ml-action-btn.advisor {
  background: #3b82f6;
  color: #ffffff;
  border: 1px solid #2563eb;
}

.ml-action-btn.advisor:hover {
  background: #2563eb;
}

.ml-action-btn.secondary {
  background: #ffffff;
  color: #475569;
  border: 1px solid #cbd5e1;
}

.ml-action-btn.secondary:hover {
  background: #f1f5f9;
  color: #0f172a;
}

/* Modal Dialog Styles */
.ml-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 16px;
}

.ml-modal-content {
  background: #ffffff;
  border-radius: 12px;
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
  border: 1px solid #cbd5e1;
  overflow: hidden;
}

.ml-modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ml-modal-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
}

.ml-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: #64748b;
}

.ml-modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  font-size: 0.9rem;
  color: #334155;
}

.ml-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid #e2e8f0;
  background: #f8fafc;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Responsive Overrides */
@media (max-width: 1024px) {
  .ml-workspace-grid {
    grid-template-columns: 1fr;
  }
  .ml-sidebar {
    position: static;
  }
  .ml-guidance-grid {
    grid-template-columns: 1fr;
  }
  .ml-contrib-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .ml-hero {
    padding: 20px 16px;
  }
  .ml-hero h1 {
    font-size: 1.5rem;
  }
  .ml-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .ml-toolbar-actions {
    justify-content: flex-start;
  }
  .ml-fields-grid {
    grid-template-columns: 1fr;
  }
  .ml-classification-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .ml-prob-metric {
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ml-tool-btn,
  .ml-run-btn,
  .ml-field-card,
  .ml-action-btn,
  .ml-sidebar-progress-fill {
    transition: none !important;
    animation: none !important;
  }
}

/* ==========================================================================
   Mammography DL Medical Imaging Workstation Styling
   Theme: Precision Medical Imaging / Radiology Canvas
   ========================================================================== */

.dl-workstation {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* 3-Column Inspection Grid */
.dl-workspace-grid {
  display: grid;
  grid-template-columns: 310px 1fr 320px;
  gap: 20px;
  align-items: start;
}

/* Side Card Containers */
.dl-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.dl-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Upload Drop Zone */
.dl-upload-dropzone {
  border: 2px dashed #94a3b8;
  border-radius: 10px;
  background: #f8fafc;
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.dl-upload-dropzone:hover,
.dl-upload-dropzone.dragover {
  border-color: #0f766e;
  background: #f0fdfa;
}

.dl-upload-dropzone:focus-visible {
  outline: 2px solid #0f766e;
  outline-offset: 2px;
}

.dl-upload-icon {
  font-size: 2rem;
  line-height: 1;
}

.dl-upload-primary-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: #1e293b;
}

.dl-upload-subtext {
  font-size: 0.78rem;
  color: #64748b;
}

.dl-upload-file-btn {
  margin-top: 6px;
  display: inline-block;
  background: #0f766e;
  color: #ffffff;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  pointer-events: none;
}

/* Demo Presets Bar */
.dl-presets-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}

.dl-preset-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  color: #1e293b;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
}

.dl-preset-btn:hover {
  background: #e2e8f0;
  border-color: #94a3b8;
}

.dl-preset-btn.benign:hover {
  background: #f0fdf4;
  border-color: #86efac;
  color: #166534;
}

.dl-preset-btn.malignant:hover {
  background: #fef2f2;
  border-color: #fca5a5;
  color: #991b1b;
}

/* Medical Imaging Canvas */
.dl-canvas-panel {
  background: #090d16;
  border: 1px solid #1e293b;
  border-radius: 12px;
  padding: 16px;
  color: #e2e8f0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 480px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.dl-canvas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 10px;
}

.dl-canvas-title {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #64dfdf;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dl-canvas-badge {
  background: rgba(100, 223, 223, 0.15);
  border: 1px solid rgba(100, 223, 223, 0.3);
  color: #64dfdf;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 4px;
}

.dl-canvas-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, #101726 0%, #060910 100%);
  border-radius: 8px;
  min-height: 380px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.dl-canvas-empty {
  text-align: center;
  color: #64748b;
  padding: 32px 16px;
}

.dl-canvas-img {
  max-width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  image-rendering: auto;
}

.dl-canvas-metadata-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.75rem;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.04);
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.dl-canvas-metadata-bar strong {
  color: #e2e8f0;
}

/* Image Controls Bar below canvas */
.dl-canvas-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

/* Transparency Note */
.dl-transparency-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px;
  font-size: 0.78rem;
  color: #475569;
  line-height: 1.5;
  margin-top: 12px;
}

.dl-transparency-box strong {
  color: #1e293b;
}

/* Execution Sidebar */
.dl-run-btn {
  width: 100%;
  background: #0f766e;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s ease;
  box-shadow: 0 2px 6px rgba(15, 118, 110, 0.25);
}

.dl-run-btn:hover:not(:disabled) {
  background: #0d635d;
}

.dl-run-btn:disabled {
  background: #94a3b8;
  cursor: not-allowed;
  box-shadow: none;
}

/* Stage Progress Tracker */
.dl-stages-tracker {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dl-stage-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: #64748b;
  padding: 6px 10px;
  border-radius: 6px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  transition: all 0.2s ease;
}

.dl-stage-item.active {
  background: #f0fdfa;
  border-color: #99f6e4;
  color: #0f766e;
  font-weight: 600;
}

.dl-stage-item.completed {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.dl-stage-icon {
  width: 16px;
  text-align: center;
  font-size: 0.85rem;
}

/* Full-Width Result Workspace */
.dl-result-workspace {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
}

.dl-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  border-bottom: 2px solid #f1f5f9;
  padding-bottom: 16px;
}

.dl-result-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Classification Dominant Banner */
.dl-classification-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 20px 24px;
  border-radius: 10px;
  border: 2px solid transparent;
}

.dl-classification-banner.benign {
  background: #f0fdf4;
  border-color: #86efac;
}

.dl-classification-banner.malignant {
  background: #fef2f2;
  border-color: #fca5a5;
}

.dl-class-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.dl-classification-banner.benign .dl-class-badge {
  color: #166534;
}

.dl-classification-banner.malignant .dl-class-badge {
  color: #991b1b;
}

.dl-class-subtext {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 4px;
}

/* Metric Split: Raw vs Calibrated */
.dl-metrics-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.dl-metric-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dl-metric-card.primary {
  border-color: #cbd5e1;
  background: #fdfefe;
}

.dl-metric-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #475569;
}

.dl-metric-value-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.dl-metric-value {
  font-size: 2.2rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
}

.dl-metric-threshold-badge {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  background: #e2e8f0;
  color: #334155;
}

.dl-metric-distance {
  font-size: 0.85rem;
  font-weight: 600;
  color: #0f766e;
}

.dl-metric-note {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.45;
  border-top: 1px solid #e2e8f0;
  padding-top: 10px;
}

/* Uncertainty Banner */
.dl-uncertainty-banner {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 8px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: #92400e;
}

/* Image Comparison Workspace */
.dl-comparison-section {
  background: #090d16;
  border: 1px solid #1e293b;
  border-radius: 12px;
  padding: 20px;
  color: #e2e8f0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dl-comparison-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 12px;
}

.dl-comparison-tabs {
  display: flex;
  gap: 8px;
}

.dl-comp-tab {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #cbd5e1;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.dl-comp-tab.active {
  background: #0f766e;
  border-color: #14b8a6;
  color: #ffffff;
}

.dl-comparison-views {
  display: grid;
  gap: 16px;
}

.dl-comparison-views.side-by-side {
  grid-template-columns: 1fr 1fr;
}

.dl-comparison-views.single {
  grid-template-columns: 1fr;
}

.dl-view-box {
  background: #030712;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.dl-view-box-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dl-view-box-img {
  max-width: 100%;
  max-height: 440px;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.7);
}

.dl-comparison-disclaimer {
  font-size: 0.8rem;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 6px;
  padding: 10px 14px;
  border-left: 3px solid #64dfdf;
  line-height: 1.5;
}

/* Result Guidance & Next Steps */
.dl-guidance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.dl-guidance-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
  font-size: 0.88rem;
  line-height: 1.55;
  color: #334155;
}

.dl-guidance-card h4 {
  font-size: 0.98rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dl-guidance-card ul {
  margin: 0;
  padding-left: 20px;
}

.dl-guidance-card li {
  margin-bottom: 6px;
}

/* AI Guidance Banner */
.dl-ai-advice-card {
  background: #f0fdfa;
  border: 1.5px solid #99f6e4;
  border-radius: 10px;
  padding: 20px;
}

.dl-ai-advice-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.dl-ai-badge {
  background: #0f766e;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
}

/* Result Action Bar */
.dl-action-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid #e2e8f0;
  padding-top: 20px;
}

/* Responsive Overrides for DL Workstation */
@media (max-width: 1100px) {
  .dl-workspace-grid {
    grid-template-columns: 1fr;
  }
  .dl-metrics-split {
    grid-template-columns: 1fr;
  }
  .dl-comparison-views.side-by-side {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .dl-guidance-grid {
    grid-template-columns: 1fr;
  }
  .dl-action-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .dl-action-bar button,
  .dl-action-bar a {
    width: 100%;
    text-align: center;
  }
  .dl-canvas-body {
    min-height: 260px;
  }
  .dl-view-box-img {
    max-height: 300px;
  }
}

/* ==========================================================================
   Experimental Research Fusion Workstation Styling (Batch D)
   Theme: Medical Data-Lab / Converging Dual-Branch Research
   ========================================================================== */

.fusion-workstation {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* Hero & Architecture Banner */
.fusion-hero {
  background: linear-gradient(135deg, #0a192f 0%, #172a45 55%, #1e3a5f 100%);
  color: #fff;
  border-radius: 12px;
  padding: 28px 32px;
  box-shadow: 0 4px 20px rgba(10, 25, 47, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.fusion-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #38bdf8;
  margin-bottom: 8px;
}

.fusion-hero h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: #ffffff;
}

.fusion-hero-desc {
  font-size: 0.95rem;
  color: #cbd5e1;
  max-width: 860px;
  line-height: 1.55;
  margin: 0 0 16px;
}

.fusion-hero-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.fusion-spec-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  color: #e2e8f0;
}

.fusion-spec-pill strong {
  color: #38bdf8;
}

/* Unpaired Dataset Persistent Notice */
.fusion-unpaired-banner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fefce8;
  border: 1.5px solid #fde047;
  border-radius: 10px;
  padding: 16px 20px;
  color: #713f12;
}

.fusion-unpaired-icon {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.fusion-unpaired-body h3 {
  font-size: 0.92rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: #854d0e;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.fusion-unpaired-body p {
  font-size: 0.88rem;
  line-height: 1.5;
  margin: 0;
  color: #713f12;
}

/* Dual-Branch Layout (Split Two Branches Converging) */
.fusion-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.fusion-branch-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.fusion-branch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 14px;
}

.fusion-branch-title-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fusion-branch-step {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #64748b;
}

.fusion-branch-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
}

.fusion-weight-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  text-transform: uppercase;
}

.fusion-weight-badge.weight-40 {
  background: #e0f2fe;
  color: #0369a1;
  border: 1px solid #bae6fd;
}

.fusion-weight-badge.weight-60 {
  background: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}

/* Structured Branch Sub-Controls in Fusion */
.fusion-branch-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8rem;
  color: #64748b;
  background: #f8fafc;
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid #f1f5f9;
}

.fusion-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.fusion-toolbar-left,
.fusion-toolbar-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

/* Progress & Quality Pill */
.fusion-quality-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  background: #f1f5f9;
  color: #475569;
}

.fusion-quality-pill.complete {
  background: #dcfce7;
  color: #15803d;
}

/* 30 Features Compact Grid for Fusion Branch */
.fusion-features-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 480px;
  overflow-y: auto;
  padding-right: 4px;
}

.fusion-group-box {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px 14px;
  background: #fafafa;
}

.fusion-group-heading {
  font-size: 0.85rem;
  font-weight: 700;
  color: #334155;
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fusion-fields-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.fusion-field-cell {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.fusion-field-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #475569;
  display: flex;
  justify-content: space-between;
}

.fusion-field-input {
  font-size: 0.82rem;
  padding: 6px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #ffffff;
  color: #0f172a;
  transition: border-color 0.15s ease;
}

.fusion-field-input:focus {
  outline: none;
  border-color: #0284c7;
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.15);
}

.fusion-field-status {
  font-size: 0.7rem;
  font-weight: 500;
}

/* Mammography Branch Dropzone in Fusion */
.fusion-dropzone-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  border: 2px dashed #cbd5e1;
  border-radius: 10px;
  padding: 24px;
  text-align: center;
  background: #f8fafc;
  cursor: pointer;
  transition: all 0.2s ease;
}

.fusion-dropzone-box:hover,
.fusion-dropzone-box.dragover {
  border-color: #0284c7;
  background: #f0f9ff;
}

.fusion-dropzone-icon {
  font-size: 2.2rem;
  color: #0284c7;
  margin-bottom: 8px;
}

.fusion-dropzone-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 4px;
}

.fusion-dropzone-sub {
  font-size: 0.8rem;
  color: #64748b;
  margin: 0 0 12px;
}

/* Image Preview in Fusion Branch */
.fusion-image-preview-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #0f172a;
  border-radius: 10px;
  padding: 14px;
  color: #ffffff;
}

.fusion-preview-canvas-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: 280px;
  overflow: hidden;
  background: #020617;
  border-radius: 8px;
}

.fusion-preview-canvas-wrap img {
  max-height: 280px;
  width: auto;
  object-fit: contain;
}

.fusion-preview-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8rem;
  color: #94a3b8;
}

.fusion-preview-actions {
  display: flex;
  gap: 8px;
}

/* Converging Connector Graphic & Run Hub */
.fusion-hub-card {
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.fusion-hub-header {
  text-align: center;
  max-width: 680px;
}

.fusion-hub-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 6px;
}

.fusion-hub-header p {
  font-size: 0.88rem;
  color: #64748b;
  margin: 0;
}

.fusion-precheck-summary {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  width: 100%;
}

.fusion-precheck-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 8px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.fusion-precheck-item.valid {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.fusion-precheck-item.invalid {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.fusion-run-button {
  min-width: 280px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 700;
}

/* Execution Stages Card */
.fusion-stages-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.fusion-stages-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.fusion-stage-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: #f8fafc;
  border: 1px solid #f1f5f9;
  font-size: 0.88rem;
  color: #475569;
}

.fusion-stage-row.active {
  background: #f0f9ff;
  border-color: #bae6fd;
  color: #0369a1;
  font-weight: 600;
}

.fusion-stage-row.completed {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #15803d;
}

.fusion-stage-row.error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #b91c1c;
}

/* RESULTS WORKSPACE */
.fusion-results-workspace {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Branch Disagreement Panel (PROMINENT BEFORE COMBINED NUMBER) */
.fusion-disagreement-card {
  background: #fff7ed;
  border: 2px solid #ea580c;
  border-radius: 12px;
  padding: 22px 26px;
  box-shadow: 0 4px 18px rgba(234, 88, 12, 0.12);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fusion-disagreement-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #c2410c;
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
}

.fusion-disagreement-card h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #9a3412;
  margin: 0;
}

.fusion-disagreement-card p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: #7c2d12;
  margin: 0;
}

.fusion-disagreement-reasons {
  background: #ffedd5;
  border: 1px solid #fed7aa;
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.88rem;
  color: #9a3412;
}

/* Branch Agreement Banner */
.fusion-agreement-card {
  background: #f0fdfa;
  border: 1.5px solid #2dd4bf;
  border-radius: 12px;
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fusion-agreement-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #0f766e;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  width: fit-content;
}

.fusion-agreement-card h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #115e59;
  margin: 0;
}

.fusion-agreement-card p {
  font-size: 0.88rem;
  line-height: 1.5;
  color: #134e4a;
  margin: 0;
}

/* Formula & Calculation Visualizer */
.fusion-formula-card {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.fusion-formula-card h3 {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #334155;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fusion-formula-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1.2fr;
  align-items: center;
  gap: 16px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
}

.fusion-formula-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}

.fusion-formula-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #64748b;
}

.fusion-formula-math {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  font-family: monospace;
}

.fusion-formula-result {
  font-size: 0.85rem;
  font-weight: 600;
  color: #0369a1;
}

.fusion-formula-operator {
  font-size: 1.6rem;
  font-weight: 300;
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fusion-formula-final {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  border-radius: 8px;
  padding: 12px;
}

.fusion-formula-disclaimer {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.5;
  margin-top: 14px;
  font-style: italic;
}

/* Combined Score Hero Card */
.fusion-combined-card {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 28px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}

.fusion-combined-eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #64748b;
}

.fusion-combined-score-num {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #0f172a;
}

.fusion-combined-indication {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  font-size: 0.95rem;
  font-weight: 700;
}

.fusion-combined-indication.malignant-side {
  background: #fef2f2;
  color: #b91c1c;
  border: 1.5px solid #fecaca;
}

.fusion-combined-indication.benign-side {
  background: #f0fdf4;
  color: #15803d;
  border: 1.5px solid #bbf7d0;
}

.fusion-midpoint-disclaimer {
  max-width: 600px;
  font-size: 0.85rem;
  color: #64748b;
  line-height: 1.5;
  margin: 0;
  padding: 8px 14px;
  background: #f8fafc;
  border-radius: 6px;
  border: 1px solid #f1f5f9;
}

/* Dual Independent Branch Results Grid */
.fusion-branches-deepdive {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.fusion-deepdive-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fusion-deepdive-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 12px;
}

.fusion-deepdive-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0;
}

.fusion-deepdive-meta-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
}

.fusion-deepdive-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px dashed #f1f5f9;
}

.fusion-deepdive-meta-row span:first-child {
  color: #64748b;
}

.fusion-deepdive-meta-row span:last-child {
  font-weight: 600;
  color: #0f172a;
}

/* Top features list in Fusion ML */
.fusion-top-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fusion-feature-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  padding: 4px 8px;
  border-radius: 4px;
  background: #f8fafc;
}

/* Grad-CAM viewer in Fusion DL */
.fusion-gradcam-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.fusion-gradcam-switcher {
  display: flex;
  gap: 6px;
  justify-content: center;
}

.fusion-gradcam-display {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #020617;
  border-radius: 8px;
  overflow: hidden;
  max-height: 280px;
}

.fusion-gradcam-display img {
  max-height: 280px;
  width: auto;
  object-fit: contain;
}

/* Expandable "Why can results differ?" */
.fusion-differ-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 16px 20px;
}

.fusion-differ-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  color: #1e293b;
  user-select: none;
}

.fusion-differ-content {
  margin-top: 12px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #475569;
  border-top: 1px solid #e2e8f0;
  padding-top: 12px;
}

.fusion-differ-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 10px;
}

.fusion-differ-col {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 12px 14px;
}

.fusion-differ-col h4 {
  margin: 0 0 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #0f172a;
}

.fusion-differ-col p {
  margin: 0;
  font-size: 0.82rem;
  color: #64748b;
  line-height: 1.45;
}

/* AI Guidance in Fusion */
.fusion-ai-card {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 24px;
}

.fusion-ai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.fusion-ai-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 8px;
}

.fusion-ai-body {
  font-size: 0.92rem;
  line-height: 1.6;
  color: #334155;
  white-space: pre-line;
}

/* Action Bar */
.fusion-action-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid #e2e8f0;
  padding-top: 20px;
}

/* Responsive Overrides for Fusion Workstation */
@media (max-width: 1100px) {
  .fusion-dual-grid {
    grid-template-columns: 1fr;
  }
  .fusion-formula-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .fusion-formula-operator {
    transform: rotate(90deg);
  }
  .fusion-branches-deepdive {
    grid-template-columns: 1fr;
  }
  .fusion-differ-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .fusion-workstation {
    padding: 0 8px 32px;
  }
  .fusion-hero {
    padding: 20px 16px;
  }
  .fusion-branch-card,
  .fusion-hub-card,
  .fusion-formula-card,
  .fusion-combined-card,
  .fusion-deepdive-card,
  .fusion-ai-card {
    padding: 16px;
  }
  .fusion-combined-score-num {
    font-size: 2.5rem;
  }
  .fusion-action-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .fusion-action-bar button,
  .fusion-action-bar a {
    width: 100%;
    text-align: center;
  }
  .fusion-fields-grid {
    grid-template-columns: 1fr;
  }
}