/* demo.css — viewer, sample cases, result panel.
   Dark canvas (medical imaging convention) on a light page chrome
   (matches landing). */

:root {
  /* Demo-only dark surface tokens (viewer + result panel) */
  --d-bg:   #1A1A1A;
  --d-bg2:  #242424;
  --d-bg3:  #2E2E2E;
  --d-bg4:  #383838;
  --d-text: #E0E0E0;
  --d-text2:#999;
  --d-text3:#666;
  --d-line: #3A3A3A;

  --green:  #4CAF50;
  --yellow: #FFC107;
  --orange: #FF9800;
  --red:    #F44336;
  --blue:   #2196F3;

  --ovly-cyan:   #00FFFF;
  --ovly-yellow: #FFD700;
  --ovly-red:    #FF4040;
  --ovly-orange: #FFA500;
  --ovly-green:  #00FF7F;
  --ovly-white:  #FFFFFF;
}

/* ---------- Demo header band ---------- */
.demo-band {
  background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
  padding: 50px 0 30px;
  border-bottom: 1px solid var(--c-line);
}
.demo-band h1 {
  font-size: var(--fs-3xl);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.demo-band p {
  color: var(--c-text-soft);
  font-size: var(--fs-lg);
  max-width: 640px;
}
.demo-band .demo-banner {
  margin-top: 20px;
}

/* ---------- Upload zone ---------- */
.upload-section {
  padding: 32px 0;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
}
.upload-zone {
  border: 2px dashed #5EEAD4;
  border-radius: 12px;
  background: #F0FDFA;
  padding: 40px 24px;
  text-align: center;
  transition: background 0.15s, border-color 0.15s;
  cursor: pointer;
}
.upload-zone.dragging {
  background: #CCFBF1;
  border-color: var(--c-primary);
}
.upload-zone .ic { font-size: 36px; color: var(--c-primary); margin-bottom: 8px; }
.upload-zone h3 {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: 6px;
}
.upload-zone p { color: var(--c-text-soft); font-size: var(--fs-sm); }
.upload-pickers {
  margin-top: 18px;
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.upload-pickers .btn { margin: 0; }
.upload-or {
  font-size: var(--fs-xs);
  color: var(--c-text-mute);
  margin-top: 8px;
}
.upload-zone .accepts {
  font-size: var(--fs-xs);
  color: var(--c-text-mute);
  margin-top: 14px;
}
.upload-zone input[type=file] { display: none; }

@media (max-width: 480px) {
  .upload-pickers { flex-direction: column; align-items: stretch; }
  .upload-pickers .btn { justify-content: center; }
}

.upload-progress {
  display: none;
  margin-top: 18px;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-align: left;
}
.upload-progress.show { display: block; }
.upload-progress .label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}
.upload-progress .bar {
  height: 6px;
  background: var(--c-bg-mute);
  border-radius: 3px;
  overflow: hidden;
}
.upload-progress .bar > .fill {
  height: 100%;
  background: var(--c-primary);
  width: 0%;
  transition: width 0.3s;
}
.upload-progress .meta {
  margin-top: 6px;
  font-size: var(--fs-xs);
  color: var(--c-text-mute);
}

.upload-error {
  display: none;
  margin-top: 14px;
}
.upload-error.show { display: block; }

/* ---------- Cases bar ---------- */
.cases-section {
  padding: 28px 0 16px;
  background: var(--c-bg);
}
.cases-section h2 {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: 12px;
}
#cases {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.case-card {
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: 8px;
  padding: 12px 14px;
  cursor: pointer;
  transition: all 0.15s;
  flex: 0 1 auto;
  min-width: 168px;
  box-shadow: var(--shadow-sm);
}
.case-card:hover { border-color: var(--c-primary); }
.case-card.active {
  border-color: var(--c-primary);
  background: #F0FDFA;
}
.case-card .label {
  font-size: var(--fs-xs);
  color: var(--c-text-mute);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
}
.case-card .headline {
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--c-text);
  margin: 4px 0 8px;
}

/* ---------- Viewer area (dark) ---------- */
.viewer-area {
  background: var(--d-bg);
  padding: 22px 0 28px;
  margin-top: 6px;
}
.viewer-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
@media (max-width: 1000px) { .viewer-row { grid-template-columns: 1fr; } }

.viewer-panel {
  background: var(--d-bg2);
  border: 1px solid var(--d-line);
  border-radius: 8px;
  overflow: hidden;
}
.viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--d-bg3);
  border-bottom: 1px solid var(--d-line);
  font-size: 12px;
  color: var(--d-text);
}
.viewer-header .vlbl {
  color: var(--c-primary-light);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.ax-jumps { display: flex; gap: 4px; }
.ax-jumps button {
  padding: 4px 10px;
  border: 1px solid var(--d-line);
  border-radius: 4px;
  background: var(--d-bg2);
  color: var(--d-text2);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
}
.ax-jumps button:hover { border-color: var(--c-primary-light); color: var(--d-text); }
.ax-jumps button.active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #FFFFFF;
}

.viewer-canvas {
  position: relative;
  aspect-ratio: 1/1;
  background: #000;
  user-select: none;
}
.viewer-canvas img.slice-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
}
.viewer-canvas svg.overlay {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.viewer-canvas .panel-tag {
  position: absolute; top: 6px; left: 8px;
  font-size: 11px; color: rgba(255,255,255,0.6);
  text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}
.viewer-canvas .slice-counter {
  position: absolute; top: 6px; right: 8px;
  font-size: 11px; color: rgba(255,255,255,0.7);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}
.viewer-canvas .best-slice-marker {
  position: absolute; bottom: 6px; left: 8px;
  font-size: 10px; color: var(--c-primary-light);
  text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}

.viewer-scrubber {
  display: flex;
  align-items: center;
  padding: 6px 10px;
  background: var(--d-bg3);
  gap: 8px;
}
.viewer-scrubber button {
  padding: 4px 10px;
  background: var(--d-bg2);
  border: 1px solid var(--d-line);
  color: var(--d-text);
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
}
.viewer-scrubber button:hover { border-color: var(--c-primary-light); }
.viewer-scrubber input[type=range] { flex: 1; }
.viewer-scrubber .idx {
  font-size: 11px;
  color: var(--d-text2);
  font-variant-numeric: tabular-nums;
  min-width: 64px;
  text-align: center;
}

/* ---------- Analyze button ---------- */
.analyze-row {
  display: flex;
  justify-content: center;
  margin: 16px 0;
}
.analyze-btn {
  padding: 14px 36px;
  border: none;
  border-radius: 8px;
  background: var(--c-primary);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.5px;
}
.analyze-btn:hover { background: var(--c-primary-dark); }
.analyze-btn:disabled { background: #444; color: #888; cursor: default; }
.analyze-btn.analyzed { background: var(--green); }

/* ---------- Result panel (dark to match viewer) ---------- */
#results {
  display: none;
  background: var(--d-bg2);
  border: 1px solid var(--d-line);
  border-radius: 8px;
  padding: 16px;
  color: var(--d-text);
}
#results.show { display: block; animation: fade 0.3s; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.composite-card {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.composite-card .composite-headline {
  font-size: 11px;
  color: var(--d-text2);
  text-transform: uppercase;
  letter-spacing: 1.2px;
}
.composite-card .composite-badge {
  padding: 8px 18px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 5px;
  letter-spacing: 0.5px;
}
.composite-card .composite-rec {
  flex: 1;
  font-size: 12px;
  color: var(--d-text);
  min-width: 240px;
}

.domain-panel {
  background: var(--d-bg);
  border: 1px solid var(--d-line);
  border-radius: 6px;
  margin-bottom: 8px;
  overflow: hidden;
}
.domain-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  user-select: none;
  background: var(--d-bg3);
  transition: background 0.15s;
}
.domain-header:hover { background: var(--d-bg4); }
.domain-header h3 { font-size: 13px; font-weight: 600; }
.domain-header .right { display: flex; align-items: center; gap: 10px; }
.domain-header .domain-verdict {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: 600;
}
.domain-header .chevron { color: var(--d-text2); font-size: 10px; transition: transform 0.2s; }
.domain-panel.expanded .chevron { transform: rotate(180deg); }
.domain-body { display: none; padding: 10px 14px 14px; border-top: 1px solid var(--d-line); }
.domain-panel.expanded .domain-body { display: block; }

.idx-card {
  background: var(--d-bg2);
  border: 1px solid var(--d-line);
  border-radius: 4px;
  padding: 8px 10px;
  margin-bottom: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 12px;
}
.idx-card .name { font-weight: 600; }
.idx-card .ref { font-size: 10px; color: var(--d-text3); margin-top: 1px; }
.idx-card .right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.idx-card .value { font-weight: 700; font-variant-numeric: tabular-nums; }
.idx-card .verdict { padding: 2px 8px; border-radius: 3px; font-weight: 600; font-size: 10px; }

.v-normal     { background: rgba(76,175,80,0.15);  color: var(--green); }
.v-borderline { background: rgba(255,193,7,0.15);  color: var(--yellow); }
.v-abnormal   { background: rgba(244,67,54,0.15);  color: var(--red); }
.v-info       { background: rgba(33,150,243,0.15); color: var(--blue); }

.comp-Normal   { background: rgba(76,175,80,0.18);  color: var(--green);  border: 1px solid rgba(76,175,80,0.35); }
.comp-Mild     { background: rgba(255,193,7,0.18);  color: var(--yellow); border: 1px solid rgba(255,193,7,0.35); }
.comp-Moderate { background: rgba(255,152,0,0.18);  color: var(--orange); border: 1px solid rgba(255,152,0,0.35); }
.comp-Severe   { background: rgba(244,67,54,0.18);  color: var(--red);    border: 1px solid rgba(244,67,54,0.35); }

.flags-section {
  background: rgba(33,150,243,0.07);
  border: 1px solid rgba(33,150,243,0.35);
  border-radius: 6px;
  padding: 12px 14px;
  margin-top: 12px;
}
.flags-section h3 { font-size: 13px; color: var(--blue); margin-bottom: 8px; }
.flag-card {
  background: rgba(33,150,243,0.05);
  border-left: 3px solid var(--blue);
  padding: 8px 12px;
  border-radius: 3px;
  margin-bottom: 6px;
}
.flag-card .flag-title { font-size: 12px; font-weight: 600; color: var(--blue); margin-bottom: 3px; }
.flag-card .flag-text { font-size: 11px; color: var(--d-text); line-height: 1.45; }

.internal-section {
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--d-bg);
  border: 1px dashed var(--d-text3);
  border-radius: 4px;
}
.internal-section h3 {
  font-size: 11px;
  color: var(--d-text2);
  text-transform: uppercase;
  letter-spacing: 1.1px;
  margin-bottom: 6px;
}
.internal-section .label { font-size: 10px; color: var(--d-text3); margin-bottom: 4px; font-style: italic; }
.internal-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  font-size: 11px;
}
.internal-row .iname { color: var(--d-text2); }
.internal-row .ival  { color: var(--d-text); font-variant-numeric: tabular-nums; }

#report-btn {
  width: 100%;
  padding: 10px;
  margin-top: 12px;
  border-radius: 6px;
  background: transparent;
  border: 1px solid var(--c-primary-light);
  color: var(--c-primary-light);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
#report-btn:hover { background: var(--c-primary); color: #FFFFFF; border-color: var(--c-primary); }

/* ---------- Modal (text report) ---------- */
#modal-bg {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#modal-bg.show { display: flex; }
.modal-card {
  background: var(--d-bg2);
  border: 1px solid var(--d-line);
  border-radius: 8px;
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--d-line);
  color: var(--d-text);
}
.modal-header h3 { font-size: 14px; }
.modal-header .close { cursor: pointer; color: var(--d-text2); font-size: 22px; padding: 4px 10px; border-radius: 4px; }
.modal-body { padding: 16px; overflow-y: auto; }
.modal-body pre {
  font-family: Consolas, Monaco, monospace;
  font-size: 11px;
  color: var(--d-text);
  white-space: pre-wrap;
  word-break: break-all;
}
.modal-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--d-line);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.btn-secondary {
  padding: 7px 14px;
  border: 1px solid var(--d-line);
  border-radius: 4px;
  background: var(--d-bg3);
  color: var(--d-text);
  font-size: 11px;
  cursor: pointer;
}
.btn-secondary:hover { border-color: var(--c-primary-light); }
.btn-secondary.copied { background: var(--green); border-color: var(--green); color: #FFFFFF; }