/* ===================================================
   Implant Accuracy Analyzer — Design System
   Premium dark medical-grade aesthetic
   =================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors — Greyscale + Pink Accent */
  --bg-primary: #1a1a1a;
  --bg-secondary: #222222;
  --bg-surface: #2a2a2a;
  --bg-surface-hover: #333333;
  --bg-tertiary: #2e2e2e;
  --bg-glass: rgba(34, 34, 34, 0.85);

  --text-primary: #f0f0f0;
  --text-secondary: #999999;
  --text-muted: #666666;

  --accent-blue: #58a6ff;
  --accent-pink: #ff4d8a;
  --accent-planned: #58a6ff;
  --accent-planned-dim: rgba(88, 166, 255, 0.15);
  --accent-actual: #cfd8dc;
  --accent-actual-dim: rgba(207, 216, 220, 0.15);

  --accent-green: #3fb950;
  --accent-amber: #d69e2e;
  --green: #3fb950;
  --yellow: #d69e2e;
  --red: #f85149;

  --border-primary: #383838;
  --border-subtle: #2e2e2e;

  /* Spacing */
  --sp-xs: 4px;
  --sp-sm: 8px;
  --sp-md: 16px;
  --sp-lg: 24px;
  --sp-xl: 32px;
  --sp-2xl: 48px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Layout */
  --sidebar-width: 420px;
  --topbar-height: 56px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Top Bar ---------- */
#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--topbar-height);
  padding: 0 var(--sp-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  z-index: 100;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.brand-icon {
  color: var(--accent-pink);
  flex-shrink: 0;
}

.topbar-brand h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Patient Banner ---------- */
.patient-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  padding: 4px 14px;
  background: rgba(88, 166, 255, 0.08);
  border: 1px solid rgba(88, 166, 255, 0.2);
  border-radius: 8px;
  font-size: 0.82rem;
  white-space: nowrap;
}
.patient-banner-name {
  color: #e6edf3;
  font-weight: 600;
}
.patient-banner-id {
  color: #8b949e;
  font-size: 0.75rem;
}

/* ---------- Stepper ---------- */
.stepper {
  display: flex;
  align-items: center;
  gap: 0;
}

.step {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  cursor: default;
  transition: all 0.3s ease;
  opacity: 0.4;
}

.step.active {
  opacity: 1;
  background: var(--accent-planned-dim);
}

.step.done {
  opacity: 0.7;
}

.step.done .step-num {
  background: var(--green);
  border-color: var(--green);
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
  border: 2px solid var(--border-primary);
  background: var(--bg-surface);
  transition: all 0.3s ease;
}

.step.active .step-num {
  border-color: var(--accent-blue);
  background: var(--accent-blue);
  color: #fff;
}

.step-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.step.active .step-label {
  color: var(--text-primary);
}

.step-connector {
  width: 24px;
  height: 2px;
  background: var(--border-primary);
  border-radius: 1px;
}

/* ---------- Main Layout ---------- */
#app-layout {
  display: flex;
  height: calc(100vh - var(--topbar-height));
}

/* ---------- Sidebar ---------- */
#sidebar {
  width: var(--sidebar-width);
  min-width: 320px;
  max-width: 600px;
  height: 100%;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  resize: horizontal;
}

#sidebar::-webkit-scrollbar {
  width: 6px;
}
#sidebar::-webkit-scrollbar-track {
  background: transparent;
}
#sidebar::-webkit-scrollbar-thumb {
  background: var(--border-primary);
  border-radius: 3px;
}

/* ---------- Panels ---------- */
.panel {
  display: none;
  padding: var(--sp-lg);
  animation: fadeSlideIn 0.35s ease;
}

.panel.active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--sp-sm);
  letter-spacing: -0.01em;
}

.panel-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--sp-lg);
  line-height: 1.6;
}

/* ---------- Upload Cards ---------- */
.upload-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.upload-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sp-lg) var(--sp-md);
  border: 2px dashed var(--border-primary);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
}

.upload-card:hover {
  border-color: var(--text-muted);
  background: var(--bg-surface-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.upload-card.planned:hover,
.upload-card.planned.loaded {
  border-color: var(--accent-planned);
  background: var(--accent-planned-dim);
}

.upload-card.actual:hover,
.upload-card.actual.loaded {
  border-color: var(--accent-actual);
  background: var(--accent-actual-dim);
}

.upload-card.loaded {
  border-style: solid;
}

.upload-card .upload-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.upload-icon {
  font-size: 28px;
  margin-bottom: var(--sp-sm);
}

.upload-label {
  font-weight: 600;
  font-size: 14px;
}

.upload-sublabel {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.upload-status {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: var(--sp-sm);
  transition: color 0.2s;
}

.upload-card.loaded .upload-status {
  color: var(--green);
}

/* ---------- Buttons ---------- */
.btn-primary {
  display: block;
  width: 100%;
  padding: 12px var(--sp-lg);
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-pink));
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.25s ease;
  letter-spacing: 0.01em;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(88, 166, 255, 0.3);
}

.btn-primary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-secondary {
  display: block;
  width: 100%;
  padding: 10px var(--sp-lg);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-weight: 500;
  font-size: 14px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: var(--text-muted);
}

/* ---------- Landmark Picker ---------- */
.landmark-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
  margin-bottom: var(--sp-md);
}

.landmark-col h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--sp-sm);
}

.planned-text { color: var(--accent-planned); }
.actual-text { color: var(--accent-actual); }

.landmark-slot {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 8px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.landmark-slot:hover {
  border-color: var(--text-muted);
  background: var(--bg-surface-hover);
}

.landmark-slot.active {
  border-color: var(--accent-pink);
  box-shadow: 0 0 0 1px var(--accent-pink);
}

.landmark-slot.set {
  border-color: var(--green);
}

.lm-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  background: var(--border-primary);
  flex-shrink: 0;
}

.landmark-slot.set .lm-num {
  background: var(--green);
  color: #fff;
}

.lm-coords {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}

.landmark-slot.set .lm-coords {
  color: var(--text-secondary);
}

.picking-mode-indicator {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 10px var(--sp-md);
  background: rgba(255, 77, 138, 0.08);
  border: 1px solid rgba(255, 77, 138, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: var(--sp-md);
  font-size: 12px;
  color: var(--accent-pink);
}

.picking-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-pink);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* ---------- Orient Slots ---------- */
.orient-slots {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-lg);
}

.orient-slot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--sp-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.orient-slot:hover {
  border-color: var(--text-muted);
  background: var(--bg-surface-hover);
}

.orient-slot.active {
  border-color: var(--accent-pink);
  box-shadow: 0 0 0 1px var(--accent-pink);
}

.orient-slot.set {
  border-color: var(--green);
}

.orient-label {
  font-weight: 500;
  font-size: 13px;
}

.orient-coords {
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'Courier New', monospace;
}

.orient-slot.set .orient-coords {
  color: var(--text-secondary);
}

/* ---------- Progress Bar ---------- */
.progress-bar {
  position: relative;
  height: 36px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: var(--sp-md);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-pink));
  border-radius: var(--radius-sm);
  width: 0%;
  transition: width 0.3s ease;
}

.progress-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
}

/* ---------- Log Box ---------- */
.log-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: var(--sp-md);
  max-height: 300px;
  overflow-y: auto;
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: var(--text-secondary);
}

.log-line {
  padding: 2px 0;
}

.log-line.success {
  color: var(--green);
}

.log-line.warn {
  color: var(--yellow);
}

.log-line.error {
  color: var(--red);
}

/* ---------- Result Cards ---------- */
.results-cards {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.result-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: var(--sp-lg);
  text-align: center;
  transition: all 0.3s ease;
}

.result-card:hover {
  border-color: var(--text-muted);
  box-shadow: var(--shadow-md);
}

.result-card.severity-green { border-left: 4px solid var(--green); }
.result-card.severity-yellow { border-left: 4px solid var(--yellow); }
.result-card.severity-red { border-left: 4px solid var(--red); }

.result-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: var(--sp-sm);
}

.result-value {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--accent-pink), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.result-unit {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.result-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
  padding-top: var(--sp-md);
  border-top: 1px solid var(--border-subtle);
}

.result-sub {
  text-align: center;
}

.sub-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.sub-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.results-actions {
  display: flex;
  gap: var(--sp-sm);
}

.results-actions .btn-secondary,
.results-actions .btn-primary {
  flex: 1;
}

/* ---------- 3D Viewport ---------- */
#viewport-container {
  flex: 1;
  position: relative;
  background: var(--bg-primary);
  overflow: hidden;
}

#viewport {
  display: block;
  width: 100%;
  height: 100%;
}

#viewport-controls {
  position: absolute;
  top: var(--sp-md);
  right: var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
}

.vp-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s;
}

.vp-btn:hover {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
}

#viewport-info {
  position: absolute;
  bottom: var(--sp-md);
  left: var(--sp-md);
  padding: 6px 12px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 11px;
  color: var(--text-muted);
}

/* ---------- Drag-over State ---------- */
.upload-card.dragover {
  border-color: var(--accent-pink) !important;
  background: rgba(255, 77, 138, 0.1) !important;
  transform: scale(1.02);
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-primary);
  border-radius: 3px;
}

/* ---------- Case Metadata ---------- */
.case-meta {
  margin-bottom: var(--sp-lg);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  overflow: hidden;
}
.meta-summary {
  padding: 10px var(--sp-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  color: var(--text-primary);
}
.meta-summary::-webkit-details-marker { display: none; }
.meta-summary::before { content: '▸'; transition: transform 0.2s; }
details[open] .meta-summary::before { transform: rotate(90deg); }
.meta-tag {
  font-size: 10px; font-weight: 500; color: var(--text-muted);
  background: var(--bg-primary); padding: 2px 8px; border-radius: 10px;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.meta-fields { padding: 0 var(--sp-md) var(--sp-md); display: flex; flex-direction: column; gap: var(--sp-sm); }
.meta-row { display: flex; flex-direction: column; gap: 4px; }
.meta-row label {
  font-size: 11px; font-weight: 600; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.03em;
}
.meta-row input, .meta-row select {
  padding: 8px 10px; background: var(--bg-primary); border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm); color: var(--text-primary); font-size: 13px;
  font-family: var(--font-body); transition: border-color 0.2s;
}
.meta-row input:focus, .meta-row select:focus { outline: none; border-color: var(--accent-blue); }
.meta-row input::placeholder { color: var(--text-muted); font-style: italic; }

/* ---------- Upload Section Title ---------- */
.upload-section-title {
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-secondary);
  margin-bottom: var(--sp-sm); margin-top: var(--sp-xs);
}

/* ---------- Implant Pairs ---------- */
.implant-pair {
  border: 1px solid var(--border-primary); border-radius: var(--radius-md);
  padding: var(--sp-md); margin-bottom: var(--sp-md); background: var(--bg-surface);
}
.implant-pair-header { display: flex; align-items: center; gap: var(--sp-sm); margin-bottom: var(--sp-sm); }
.implant-label-input {
  flex: 1; padding: 6px 10px; background: var(--bg-primary);
  border: 1px solid var(--border-primary); border-radius: var(--radius-sm);
  color: var(--text-primary); font-size: 14px; font-weight: 600; font-family: var(--font-body);
}
.implant-label-input:focus { outline: none; border-color: var(--accent-blue); }
.implant-label-input::placeholder { color: var(--text-muted); font-weight: 400; }
.btn-remove-pair {
  width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--border-primary); border-radius: var(--radius-sm);
  color: var(--text-muted); font-size: 14px; cursor: pointer; transition: all 0.2s; flex-shrink: 0;
}
.btn-remove-pair:hover { background: rgba(248,81,73,0.15); border-color: var(--red); color: var(--red); }
.btn-add { margin-bottom: var(--sp-md); text-align: center; border-style: dashed; }
.btn-add:hover { border-color: var(--accent-blue); color: var(--accent-blue); }

/* ---------- Landmark Clear Button ---------- */
.btn-clear-landmark {
  width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
  background: transparent; border: none; color: var(--text-muted); font-size: 12px;
  cursor: pointer; margin-left: auto; border-radius: 50%; transition: all 0.2s;
  opacity: 0; flex-shrink: 0;
}
.landmark-slot:hover .btn-clear-landmark,
.landmark-slot.set .btn-clear-landmark { opacity: 1; }
.btn-clear-landmark:hover { background: rgba(248,81,73,0.2); color: var(--red); }

/* ---------- Align Actions ---------- */
.align-actions { display: flex; gap: var(--sp-sm); margin-bottom: var(--sp-sm); }
.align-actions .btn-primary { flex: 2; }
.align-actions .btn-secondary { flex: 1; }

/* ---------- Multi-Implant Results ---------- */
.implant-result-section { margin-bottom: var(--sp-lg); }
.implant-result-label {
  font-size: 14px; font-weight: 700; color: var(--accent-pink);
  margin-bottom: var(--sp-sm); padding-bottom: var(--sp-xs);
  border-bottom: 1px solid var(--border-subtle);
}
.result-cards-row { display: flex; flex-direction: column; gap: var(--sp-sm); }

/* ---------- Per-Implant Orient Sections ---------- */
.orient-implant-section {
  margin-bottom: var(--sp-md);
  padding: var(--sp-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
}
.orient-implant-label {
  font-size: 13px; font-weight: 700; color: var(--accent-pink);
  margin-bottom: var(--sp-sm);
}

/* ---------- Unified Drop Zone ---------- */
.unified-dropzone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-lg) var(--sp-md);
  border: 2px dashed var(--border-primary);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  min-height: 120px;
  margin-bottom: var(--sp-md);
}
.unified-dropzone:hover {
  border-color: var(--accent-blue);
  background: rgba(88, 166, 255, 0.04);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.unified-dropzone.has-files {
  border-style: solid;
  border-color: var(--accent-blue);
  background: rgba(88, 166, 255, 0.03);
}
.unified-dropzone.dragover {
  border-color: var(--accent-pink) !important;
  background: rgba(255, 77, 138, 0.1) !important;
  transform: scale(1.02);
}
.unified-dropzone .upload-input {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  opacity: 0; cursor: pointer; z-index: 2;
}
.dropzone-link {
  color: var(--accent-blue);
  text-decoration: underline;
  cursor: pointer;
}
.drop-zone-clear {
  position: absolute; top: 6px; right: 6px; z-index: 5;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(255,80,80,0.85); color: #fff; border: none;
  font-size: 12px; line-height: 1; cursor: pointer;
  display: none; align-items: center; justify-content: center;
  opacity: 0.7; transition: opacity 0.2s;
}
.unified-dropzone.has-files .drop-zone-clear { display: flex; }
.drop-zone-clear:hover { opacity: 1; background: #e53935; }
.btn-tutorial {
  padding: 4px 10px; border-radius: var(--radius-sm);
  background: transparent; color: var(--text-muted); border: 1px solid var(--border-primary);
  font-size: 0.75rem; cursor: pointer; transition: all 0.2s;
}
.btn-tutorial:hover { color: var(--text-primary); border-color: var(--text-muted); }
.btn-clear-case {
  padding: 4px 10px; border-radius: var(--radius-sm);
  background: transparent; color: var(--text-muted); border: 1px solid var(--border-primary);
  font-size: 0.75rem; cursor: pointer; transition: all 0.2s;
}
.btn-clear-case:hover { color: var(--red); border-color: var(--red); background: rgba(248,81,73,0.1); }
.implant-timing-select {
  padding: 2px 6px; border-radius: 4px; font-size: 0.7rem;
  background: var(--bg-surface); color: var(--text-secondary);
  border: 1px solid var(--border-primary); margin-left: 6px;
}
.drop-zone-icon { font-size: 28px; margin-bottom: 4px; }
.drop-zone-title { font-weight: 700; font-size: 15px; }
.drop-zone-desc { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* ---------- File Manifest ---------- */
.file-manifest {
  max-height: 200px;
  overflow-y: auto;
}
.manifest-item {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 8px; font-size: 11px;
  background: rgba(0,0,0,0.2); border-radius: var(--radius-sm);
  margin-top: 4px; text-align: left;
}
.manifest-icon { flex-shrink: 0; display: flex; align-items: center; color: var(--text-muted); }
.manifest-name {
  flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: var(--text-secondary);
}
.manifest-role-badge {
  flex-shrink: 0; font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 1px 6px; border-radius: 3px;
  background: rgba(88, 166, 255, 0.12); color: var(--accent-blue);
}
.manifest-status { flex-shrink: 0; font-weight: 600; }
.manifest-status.loading { color: var(--yellow); }
.manifest-status.done { color: var(--green); }
.manifest-status.error { color: var(--red); }

/* ---------- Meta Row Groups (side-by-side) ---------- */
.meta-row-group {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-sm);
}

/* ---------- Detected Implants List ---------- */
.implant-item {
  display: flex; align-items: center; gap: var(--sp-sm);
  padding: 8px 10px; margin-bottom: 6px;
  background: var(--bg-surface); border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
}
.implant-item .implant-label-input {
  flex: 1; padding: 4px 8px; background: var(--bg-primary);
  border: 1px solid var(--border-primary); border-radius: var(--radius-sm);
  color: var(--text-primary); font-size: 13px; font-weight: 600;
  font-family: var(--font-body);
}
.implant-item .implant-label-input:focus { outline: none; border-color: var(--accent-blue); }
.implant-status {
  font-size: 11px; color: var(--text-muted);
  display: flex; gap: var(--sp-sm); flex-shrink: 0;
}
.implant-status.complete { color: var(--green); }

/* ---------- Mesh Visibility Toggles ---------- */
#mesh-toggles {
  position: absolute;
  top: var(--sp-md);
  left: var(--sp-md);
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: var(--sp-sm) var(--sp-md);
  display: flex;
  gap: var(--sp-lg);
  z-index: 10;
}
.toggle-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.toggle-group-label {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 2px;
}
.mesh-toggle {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
  cursor: pointer; user-select: none;
}
.mesh-toggle input { display: none; }
.toggle-swatch {
  width: 14px; height: 14px; border-radius: 3px;
  border: 2px solid var(--border-primary);
  transition: all 0.2s;
}
.toggle-swatch.planned { border-color: var(--accent-planned); background: var(--accent-planned-dim); }
.toggle-swatch.actual { border-color: var(--accent-actual); background: var(--accent-actual-dim); }
.mesh-toggle input:checked + .toggle-swatch.planned { background: var(--accent-planned); }
.mesh-toggle input:checked + .toggle-swatch.actual { background: var(--accent-actual); }
.mesh-toggle input:not(:checked) + .toggle-swatch { background: transparent; opacity: 0.4; }

/* ---------- Per-Arch Alignment Sections ---------- */
.arch-align-section {
  margin-bottom: var(--sp-lg);
  padding: var(--sp-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.arch-align-section.focused {
  border-color: var(--accent-pink);
  box-shadow: 0 0 12px rgba(255, 77, 138, 0.2);
}
.arch-align-title {
  font-size: 15px; font-weight: 700;
  margin: 0;
  color: var(--accent-pink);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.arch-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-sm);
}
.arch-vis-toggles {
  display: flex;
  gap: var(--sp-sm);
}
.arch-toggle {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; color: var(--text-secondary);
  cursor: pointer; user-select: none;
}
.arch-toggle input { display: none; }
.arch-align-section .landmark-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-sm);
}
.arch-align-section .landmark-col h4 {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em;
  margin: 0 0 4px 0;
}
.arch-align-section .landmark-col h4.planned-text { color: var(--accent-planned); }
.arch-align-section .landmark-col h4.actual-text { color: var(--accent-actual); }
.arch-align-actions {
  display: flex; align-items: center; gap: var(--sp-sm);
  margin-top: var(--sp-sm);
}
.arch-align-status {
  font-size: 12px; color: var(--text-muted);
}
.arch-align-status.success { color: var(--green); font-weight: 600; }
.btn-done {
  background: var(--green) !important;
  cursor: default !important;
}
.btn-done:hover { transform: none !important; box-shadow: none !important; }
.btn-redo-arch {
  background: transparent; color: var(--accent-actual);
  border: 1px solid var(--accent-actual);
  padding: 6px 14px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600; cursor: pointer;
  transition: all 0.2s;
}
.btn-redo-arch:hover {
  background: rgba(249, 115, 22, 0.15);
}
.btn-accept-arch {
  background: var(--green); color: #fff;
  border: none;
  padding: 6px 16px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 700; cursor: pointer;
  transition: all 0.2s;
}
.btn-accept-arch:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
}
.controls-hint {
  font-size: 11px; color: var(--text-muted);
  opacity: 0.7;
}
.controls-legend {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: var(--sp-md);
}
.legend-title {
  font-size: 12px; font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.legend-row {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--text-muted);
  padding: 2px 0;
}
.legend-key {
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border-primary);
  border-radius: 3px;
  padding: 1px 8px;
  font-size: 11px; font-weight: 600;
  color: var(--text-primary);
}

/* ---------- Landmark Guidance ---------- */
.landmark-guide {
  background: rgba(88,166,255,0.06);
  border: 1px solid rgba(88,166,255,0.2);
  border-radius: var(--radius-md);
  padding: 10px 14px; margin: var(--sp-sm) 0;
}
.guide-title {
  font-weight: 700; font-size: 12px;
  color: var(--accent-blue); margin-bottom: 6px;
}
.guide-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
  padding: 2px 0;
}
.guide-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent-blue); color: #fff;
  font-size: 10px; font-weight: 700; flex-shrink: 0;
}
.guide-note {
  font-size: 11px; color: var(--text-muted);
  margin-top: 6px; font-style: italic;
  opacity: 0.8;
}
.lm-label {
  font-size: 10px; font-weight: 600;
  color: var(--text-muted); text-transform: uppercase;
  letter-spacing: 0.03em; min-width: 50px;
}

/* ---------- Phase Badges ---------- */
.jaw-phase-badge {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 3px 10px; border-radius: 12px;
  margin-left: 8px; vertical-align: middle;
}
.phase-align { background: rgba(88,166,255,0.15); color: var(--accent-blue); }
.phase-verify { background: rgba(249,115,22,0.15); color: var(--accent-amber); }
.phase-orient { background: rgba(63,185,80,0.15); color: var(--accent-green); }

/* ---------- Quality Card ---------- */
.quality-card {
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 16px; margin: var(--sp-md) 0;
}
.quality-card.quality-excellent { border-color: rgba(63,185,80,0.4); background: rgba(63,185,80,0.06); }
.quality-card.quality-good { border-color: rgba(214,158,46,0.4); background: rgba(214,158,46,0.06); }
.quality-card.quality-poor { border-color: rgba(248,81,73,0.4); background: rgba(248,81,73,0.06); }
.quality-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.quality-badge { font-size: 16px; font-weight: 700; }
.quality-rms { font-size: 14px; font-family: 'JetBrains Mono', monospace; color: var(--text-secondary); }
.quality-desc { font-size: 13px; color: var(--text-muted); margin: 4px 0; }
.quality-detail { font-size: 11px; color: var(--text-muted); opacity: 0.7; }

/* ---------- Verify / Orient Actions ---------- */
.verify-actions, .orient-section { margin-top: var(--sp-md); }
.verify-actions { display: flex; gap: var(--sp-sm); }
.btn-accept-arch {
  padding: 8px 20px; border: none; border-radius: var(--radius-sm);
  font-weight: 600; cursor: pointer; font-size: 14px;
  background: var(--accent-green); color: #fff;
}
.btn-accept-arch:hover { filter: brightness(1.15); }
.orient-implant-row {
  display: flex; align-items: center; gap: var(--sp-sm);
  padding: 6px 0; border-bottom: 1px solid var(--border-subtle);
}
.orient-implant-label { font-weight: 600; min-width: 90px; }
.orient-slot {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-primary); cursor: pointer;
  font-size: 12px;
}
.orient-slot.active { border-color: var(--accent-blue); background: rgba(88,166,255,0.08); }
.orient-slot.set { border-color: var(--accent-green); background: rgba(63,185,80,0.06); }
.orient-dir { font-weight: 700; color: var(--text-primary); }
.orient-coords { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-muted); }
.btn-finish-orient { margin-top: var(--sp-md); }

/* ---------- Auto-Orient UI ---------- */
.auto-orient-banner {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 8px 12px;
  margin-bottom: var(--sp-sm);
  background: rgba(63, 185, 80, 0.06);
  border: 1px solid rgba(63, 185, 80, 0.25);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
}
.auto-orient-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(63, 185, 80, 0.15);
  color: var(--green);
}
.orient-slot.auto-set {
  border-color: rgba(63, 185, 80, 0.4);
  background: rgba(63, 185, 80, 0.04);
  border-style: dashed;
}
.orient-slot.auto-set .orient-coords {
  color: var(--text-secondary);
}
.orient-confidence {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 4px;
}
.orient-confidence-high {
  background: rgba(63, 185, 80, 0.12);
  color: var(--green);
}
.orient-confidence-medium {
  background: rgba(214, 158, 46, 0.12);
  color: var(--yellow);
}
.orient-confidence-low {
  background: rgba(248, 81, 73, 0.12);
  color: var(--red);
}

/* ---------- Clickable Steps ---------- */
.step { cursor: pointer; transition: opacity 0.15s; }
.step:hover { opacity: 0.8; }
.step.done { cursor: pointer; }
.step.done:hover { opacity: 0.7; }

/* ---------- Arch Tags ---------- */
.implant-arch-tag, .orient-arch-tag, .result-arch-tag {
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  padding: 2px 6px; border-radius: 3px;
  background: rgba(255, 77, 138, 0.15);
  color: var(--accent-pink);
}

/* ---------- Result Sections (per-implant) ---------- */
.implant-result-section {
  margin-bottom: var(--sp-lg);
}
.implant-result-label {
  font-size: 15px; font-weight: 700;
  margin: 0 0 var(--sp-sm) 0;
  display: flex; align-items: center; gap: var(--sp-sm);
}
.result-cards-row {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}
.result-card {
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  background: var(--bg-tertiary);
}
.result-card.severity-green { border-color: rgba(63,185,80,0.4); background: rgba(63,185,80,0.06); }
.result-card.severity-yellow { border-color: rgba(214,158,46,0.4); background: rgba(214,158,46,0.06); }
.result-card.severity-red { border-color: rgba(248,81,73,0.4); background: rgba(248,81,73,0.06); }

/* Benchmark Reference Legend */
.benchmark-legend {
  margin-top: 16px; padding: 12px 14px;
  background: var(--bg-tertiary); border: 1px solid var(--border-primary);
  border-radius: var(--radius-md); font-size: 11px; line-height: 1.6;
}
.benchmark-title {
  font-weight: 700; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-secondary); margin-bottom: 6px;
}
.benchmark-key {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  color: var(--text-secondary); margin-bottom: 6px;
}
.benchmark-swatch {
  display: inline-block; width: 12px; height: 12px; border-radius: 3px;
  margin-left: 6px;
}
.benchmark-swatch.severity-green { background: rgba(63,185,80,0.5); }
.benchmark-swatch.severity-yellow { background: rgba(214,158,46,0.5); }
.benchmark-swatch.severity-red { background: rgba(248,81,73,0.5); }
.benchmark-values {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  color: var(--text-muted); margin-bottom: 6px;
}
.benchmark-citation {
  font-size: 10px; color: var(--text-muted); font-style: italic;
}
.result-title {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 4px;
}
.result-value {
  font-size: 22px; font-weight: 800; font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary); line-height: 1.1;
}
.result-unit {
  font-size: 11px; color: var(--text-muted); margin-bottom: 6px;
}
.result-sub-grid {
  display: flex; gap: var(--sp-sm); flex-wrap: wrap;
  margin-top: 6px; padding-top: 6px;
  border-top: 1px solid var(--border-subtle);
}
.result-sub {
  display: flex; flex-direction: column; gap: 1px; min-width: 70px;
}
.sub-label { font-size: 10px; color: var(--text-muted); font-weight: 600; }
.sub-value { font-size: 12px; font-family: 'JetBrains Mono', monospace; color: var(--text-secondary); }

/* ---------- Alignment RMS Bar ---------- */
.alignment-rms-bar {
  display: flex; align-items: center; gap: var(--sp-md);
  padding: 10px var(--sp-md);
  background: var(--bg-surface); border-radius: var(--radius-md);
  margin-bottom: var(--sp-md); flex-wrap: wrap;
}
.rms-title {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted);
}
.rms-jaw {
  font-size: 12px; font-weight: 600; padding: 2px 8px;
  border-radius: var(--radius-sm);
}
.rms-jaw.severity-green { background: rgba(63,185,80,0.12); color: #3fb950; }
.rms-jaw.severity-yellow { background: rgba(214,158,46,0.12); color: #d69e2e; }
.rms-jaw.severity-red { background: rgba(248,81,73,0.12); color: #f85149; }

/* ---------- Summary Card ---------- */
.summary-card {
  border: 1px solid var(--accent-pink);
  border-radius: var(--radius-md);
  padding: var(--sp-md);
  background: rgba(255, 77, 138, 0.04);
  margin-bottom: var(--sp-md);
}
.summary-header {
  font-size: 16px; font-weight: 700; color: var(--accent-pink);
  margin-bottom: var(--sp-sm);
}
.summary-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--sp-sm);
}
.summary-stat { display: flex; flex-direction: column; gap: 2px; }
.summary-label { font-size: 10px; font-weight: 600; text-transform: uppercase; color: var(--text-muted); }
.summary-value { font-size: 14px; font-weight: 700; font-family: 'JetBrains Mono', monospace; color: var(--text-primary); }
.text-green { color: #3fb950 !important; }
.text-yellow { color: #d69e2e !important; }

/* ---------- Axis Toggle ---------- */
.axis-toggle-row {
  margin-bottom: var(--sp-md);
}
.axis-toggle {
  display: flex; align-items: center; gap: var(--sp-sm);
  font-size: 13px; font-weight: 500; color: var(--text-secondary);
  cursor: pointer; user-select: none;
}
.axis-toggle input[type="checkbox"] {
  accent-color: var(--accent-pink);
  width: 16px; height: 16px;
}

/* ---------- Verify Overlay ---------- */
.verify-overlay {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: var(--sp-md);
  padding: 12px 24px;
  background: var(--bg-glass); backdrop-filter: blur(12px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 100;
}
.verify-quality-badge {
  font-size: 14px; font-weight: 700; padding: 4px 12px;
  border-radius: var(--radius-sm);
}
.verify-rms {
  font-size: 12px; color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
}
.verify-overlay .btn-accept {
  background: var(--green); color: #fff; border: none;
  padding: 6px 16px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 13px; cursor: pointer;
}
.verify-overlay .btn-redo {
  background: transparent; color: var(--text-secondary); border: 1px solid var(--border-primary);
  padding: 6px 16px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 13px; cursor: pointer;
}
.verify-overlay .btn-accept:hover { filter: brightness(1.1); }
.verify-overlay .btn-redo:hover { background: var(--bg-surface-hover); }

/* ---------- Heatmap Legend ---------- */
.heatmap-legend {
  position: absolute; top: 16px; right: 16px;
  background: var(--bg-glass); backdrop-filter: blur(12px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  z-index: 100;
  min-width: 140px;
  box-shadow: var(--shadow-lg);
}
.heatmap-legend-title {
  font-size: 11px; font-weight: 600; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.heatmap-legend-bar {
  height: 12px;
  border-radius: 3px;
  background: linear-gradient(to right, #00cc00, #88dd00, #cccc00, #ddaa00, #ee6600, #cc0000);
}
.heatmap-legend-labels {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-top: 4px;
}

/* ---------- Heatmap Stats in Sidebar ---------- */
.verify-heatmap-stats {
  display: flex; flex-direction: column; gap: 4px;
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}
.heatmap-stat {
  display: flex; justify-content: space-between; align-items: center;
}
.heatmap-stat-label {
  font-size: 12px; color: var(--text-secondary);
}
.heatmap-stat-value {
  font-size: 12px; color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}
.heatmap-loading {
  text-align: center;
  animation: heatmap-pulse 1.2s ease-in-out infinite;
}
@keyframes heatmap-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1.0; }
}

/* ---------- Orient Reset Button ---------- */
.orient-reset-btn {
  background: none; border: none; color: var(--text-muted);
  font-size: 14px; cursor: pointer; padding: 2px 6px;
  border-radius: var(--radius-sm); line-height: 1;
}
.orient-reset-btn:hover { color: var(--red); background: rgba(248,81,73,0.1); }

/* ---------- Deviation Chart ---------- */
.deviation-chart-container {
  position: absolute; bottom: 12px; right: 12px;
  width: 300px; height: 300px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  z-index: 200;
}
.deviation-chart-container canvas {
  display: block; width: 100%; height: 100%;
}

/* ---------- Bullseye Canvas in Sidebar ---------- */
#bullseye-canvas {
  width: 100%; max-width: 280px;
  margin: 12px auto; display: block;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
}

/* ---------- Viewport Axes Toggle ---------- */
.vp-toggle {
  display: inline-flex; align-items: center; gap: 4px;
  color: var(--text-secondary); font-size: 0.75rem;
  cursor: pointer; padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
}
.vp-toggle input[type="checkbox"] { margin: 0; }

/* ---------- Auto-Alignment Progress UI ---------- */
.auto-align-section {
  /* Inherits .arch-align-section.focused base styles */
}
.auto-align-progress {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin: var(--sp-md) 0;
}
.auto-align-stage {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: border-color 0.3s, background 0.3s;
}
.auto-stage-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.auto-stage-icon.pending {
  background: var(--bg-tertiary);
  color: var(--text-muted);
  border: 1px solid var(--border-primary);
}
.auto-stage-icon.active {
  background: rgba(255, 77, 138, 0.15);
  color: var(--accent-pink);
  border: 1px solid var(--accent-pink);
  animation: pulse-icon 1.2s ease-in-out infinite;
}
.auto-stage-icon.done {
  background: rgba(63, 185, 80, 0.15);
  color: var(--green);
  border: 1px solid var(--green);
}
@keyframes pulse-icon {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 77, 138, 0.3); }
  50% { box-shadow: 0 0 0 6px rgba(255, 77, 138, 0); }
}
.auto-align-stage:has(.auto-stage-icon.active) {
  border-color: var(--accent-pink);
  background: rgba(255, 77, 138, 0.04);
}
.auto-align-stage:has(.auto-stage-icon.done) {
  border-color: rgba(63, 185, 80, 0.25);
}
.auto-stage-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.auto-stage-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}
.auto-stage-detail {
  font-size: 11px;
  color: var(--text-muted);
}
.auto-align-status {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
  padding: 8px 0 4px 0;
  min-height: 20px;
}

/* ---------- Verify Sidebar Info ---------- */
.verify-sidebar-info {
  padding: var(--sp-sm) 0;
}
.verify-method-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  background: rgba(88, 166, 255, 0.1);
  color: var(--accent-blue);
  margin-bottom: var(--sp-sm);
}
.verify-quality-summary {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-top: var(--sp-sm);
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}
.verify-quality-summary .verify-quality-badge {
  font-size: 12px;
}
.verify-quality-badge.severity-green {
  background: rgba(63, 185, 80, 0.12);
  color: var(--green);
}
.verify-quality-badge.severity-yellow {
  background: rgba(214, 158, 46, 0.12);
  color: var(--yellow);
}
.verify-quality-badge.severity-red {
  background: rgba(248, 81, 73, 0.12);
  color: var(--red);
}
.verify-rms-detail {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
}

/* ──────── Accept & Verify Button ──────── */
.accept-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-md) 0;
}
.btn-accept-verify {
  padding: 14px 28px;
  background: linear-gradient(135deg, #3fb950, #2ea043);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.25s ease;
  letter-spacing: 0.01em;
}
.btn-accept-verify:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(63, 185, 80, 0.35);
}
.btn-accept-verify:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn-accept-verify.accepted {
  background: #2ea043;
  pointer-events: none;
}
.accept-status {
  font-size: 13px;
  color: var(--green);
  font-weight: 500;
}

/* ──────── Auto-Generate Toggle ──────── */
.auto-gen-toggle {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 10px var(--sp-md);
  margin-bottom: var(--sp-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}
.auto-gen-toggle:hover {
  border-color: var(--text-muted);
  background: var(--bg-surface-hover);
}
.auto-gen-toggle input[type="checkbox"] {
  accent-color: var(--accent-blue);
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.auto-gen-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}
.auto-gen-toggle:has(input:checked) {
  border-color: var(--accent-blue);
  background: rgba(88, 166, 255, 0.08);
}
.auto-gen-toggle:has(input:checked) .auto-gen-label {
  color: var(--accent-blue);
}

/* ---------- Accept & Save Bar ---------- */
.accept-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-md);
  padding: var(--sp-md) var(--sp-lg);
  margin-top: var(--sp-md);
  background: linear-gradient(135deg, rgba(63, 185, 80, 0.12), rgba(88, 166, 255, 0.06));
  border: 1px solid rgba(63, 185, 80, 0.3);
  border-radius: var(--radius-md);
  animation: accept-glow 2.5s ease-in-out infinite;
}
.accept-bar.accepted {
  background: rgba(63, 185, 80, 0.08);
  border-color: rgba(63, 185, 80, 0.2);
  animation: none;
}
.accept-bar-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-green);
}
.btn-accept-case {
  padding: 12px 28px;
  background: linear-gradient(135deg, #3fb950, #2ea043);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 12px rgba(63, 185, 80, 0.3);
  letter-spacing: 0.01em;
}
.btn-accept-case:hover:not(:disabled) {
  background: linear-gradient(135deg, #4cc764, #3fb950);
  box-shadow: 0 4px 20px rgba(63, 185, 80, 0.4);
  transform: translateY(-1px);
}
.btn-accept-case:active {
  transform: translateY(0);
}
.btn-accept-case:disabled {
  opacity: 0.6;
  cursor: wait;
}
@keyframes accept-glow {
  0%, 100% { box-shadow: 0 0 0 rgba(63, 185, 80, 0); }
  50% { box-shadow: 0 0 16px rgba(63, 185, 80, 0.1); }
}

/* ──────── ROI Bounding Box ──────── */

.roi-overlay {
  position: absolute;
  border: 2px dashed #58a6ff;
  background: rgba(88, 166, 255, 0.12);
  pointer-events: none;
  z-index: 20;
  border-radius: 3px;
}

.roi-actions {
  display: flex;
  gap: 10px;
  margin: 12px 0 8px;
}

.btn-roi {
  font-size: 13px;
  padding: 8px 16px;
}

.roi-status {
  min-height: 22px;
  margin: 6px 0;
}

.roi-info {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(88, 166, 255, 0.1);
  border: 1px solid rgba(88, 166, 255, 0.25);
  border-radius: 6px;
  font-size: 11px;
  color: #58a6ff;
  font-variant-numeric: tabular-nums;
}

.roi-run-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

/* ──────── Method B: Crop Settings Modal ──────── */
.crop-modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: transparent;
  pointer-events: none;
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 20px;
  z-index: 1000;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

.crop-modal-card {
  pointer-events: auto;
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  min-width: 320px;
  max-width: 400px;
  position: relative;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  cursor: default;
}
.crop-modal-close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; color: var(--text-muted);
  font-size: 18px; cursor: pointer;
  padding: 4px 8px; border-radius: var(--radius-sm);
}
.crop-modal-close:hover { color: var(--text-primary); background: var(--bg-surface-hover); }

.crop-modal-title {
  font-size: 18px; font-weight: 700; color: var(--text-primary);
  margin: 0 0 4px 0;
  cursor: grab;
  user-select: none;
}
.crop-modal-title:active { cursor: grabbing; }
.crop-modal-desc {
  font-size: 13px; color: var(--text-muted);
  margin: 0 0 20px 0;
}
.crop-jaw-section {
  margin-bottom: 16px;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.crop-jaw-title {
  font-size: 13px; font-weight: 700; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 0.04em;
  margin: 0 0 10px 0;
}
.crop-slider-row {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 0;
}
.crop-slider-label {
  font-size: 12px; font-weight: 600; color: var(--text-muted);
  min-width: 72px;
}
.crop-slider {
  flex: 1; height: 6px;
  -webkit-appearance: none; appearance: none;
  background: var(--bg-tertiary);
  border-radius: 3px; outline: none;
}
.crop-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent-blue);
  border: 2px solid var(--bg-primary);
  cursor: pointer;
  box-shadow: 0 0 4px rgba(88, 166, 255, 0.4);
}
.crop-slider::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent-blue);
  border: 2px solid var(--bg-primary);
  cursor: pointer;
}
.crop-slider-num {
  width: 48px; padding: 3px 4px;
  font-size: 12px; font-weight: 700; color: var(--accent-blue);
  font-family: 'JetBrains Mono', monospace;
  text-align: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  outline: none;
  -moz-appearance: textfield;
}
.crop-slider-num::-webkit-outer-spin-button,
.crop-slider-num::-webkit-inner-spin-button {
  -webkit-appearance: none; margin: 0;
}
.crop-slider-num:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}
.crop-modal-actions {
  display: flex; justify-content: flex-end; gap: var(--sp-sm);
  margin-top: 16px;
}

/* Method B Controls in Auto-Align Panel */
.method-b-controls {
  display: flex; align-items: center; gap: var(--sp-sm);
  margin-bottom: var(--sp-sm);
  padding: 8px 12px;
  background: rgba(88, 166, 255, 0.06);
  border: 1px solid rgba(88, 166, 255, 0.2);
  border-radius: var(--radius-sm);
}
.btn-crop-settings {
  font-size: 12px; padding: 5px 12px;
  white-space: nowrap;
}
.crop-status {
  font-size: 11px; color: var(--text-muted);
  font-style: italic;
}

/* ──────── RMSE Comparison Banner ──────── */
.rmse-comparison {
  padding: 4px 0;
}
.rmse-row {
  display: flex; align-items: stretch; gap: 8px;
  margin-bottom: 10px;
}
.rmse-method {
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: 2px;
  padding: 12px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color 0.3s, background 0.3s;
}
.rmse-method.rmse-winner {
  border-color: var(--green);
  background: rgba(63, 185, 80, 0.08);
}
.rmse-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-muted);
}
.rmse-value {
  font-size: 20px; font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
}
.rmse-winner .rmse-value { color: var(--green); }
.rmse-sub {
  font-size: 10px; color: var(--text-muted);
}
.rmse-vs {
  display: flex; align-items: center;
  font-size: 12px; font-weight: 700; color: var(--text-muted);
}
.rmse-actions {
  display: flex; gap: var(--sp-sm);
  justify-content: center;
}
.rmse-actions .btn-primary {
  padding: 8px 20px; font-size: 13px;
}
.rmse-hint {
  text-align: center;
  font-size: 11px; color: var(--green);
  font-weight: 600;
  margin-top: 8px;
}

/* ──────── Alignment Prep Panel ──────── */
.align-prep-info {
  display: flex; flex-direction: column; gap: 6px;
  margin: var(--sp-sm) 0;
}
.prep-method-row {
  display: flex; align-items: center; gap: var(--sp-sm);
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 12px; color: var(--text-secondary);
}
.prep-method-row.prep-disabled {
  opacity: 0.45;
}
.prep-method-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  font-size: 11px; font-weight: 800; flex-shrink: 0;
}
.prep-method-badge.prep-a {
  background: rgba(63, 185, 80, 0.15); color: var(--green);
  border: 1px solid var(--green);
}
.prep-method-badge.prep-b {
  background: rgba(88, 166, 255, 0.15); color: var(--accent-blue);
  border: 1px solid var(--accent-blue);
}
.prep-check {
  margin-left: auto;
  font-size: 11px; font-weight: 600; color: var(--green);
}
.prep-disabled .prep-check {
  color: var(--text-muted);
}
.align-prep-actions {
  margin-top: var(--sp-md);
}
.align-prep-actions .btn-primary {
  width: 100%;
  padding: 12px 24px;
  font-size: 14px; font-weight: 700;
}