.b3d-app {
  --b3d-ink: #17313a;
  --b3d-muted: #60757d;
  --b3d-deep: #123d47;
  --b3d-teal: #168b88;
  --b3d-soft: #edf5f6;
  --b3d-line: #d7e3e6;
  --b3d-panel: #ffffff;
  --b3d-danger: #b82f49;
  max-width: 1440px;
  margin: 24px auto;
  color: var(--b3d-ink);
  background: #f6fafb;
  border: 1px solid var(--b3d-line);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(30, 66, 77, .12);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}
.b3d-app * { box-sizing: border-box; }
.b3d-app h2, .b3d-app h3, .b3d-app p { margin-top: 0; }
.b3d-app h2 { margin-bottom: 3px; font-size: 1.3rem; color: #fff; }
.b3d-app h3 { margin-bottom: 12px; font-size: 1.04rem; }
.b3d-app p { margin-bottom: 0; color: var(--b3d-muted); font-size: .88rem; }
.b3d-header {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 17px 22px; background: linear-gradient(120deg, #103944, #19636b); color: #fff;
}
.b3d-header p { color: rgba(255,255,255,.72); }
.b3d-version { font-size: .78rem; color: rgba(255,255,255,.76); white-space: nowrap; }
.b3d-tabs { display: flex; overflow-x: auto; background: #fff; border-bottom: 1px solid var(--b3d-line); }
.b3d-tab {
  flex: 1 0 auto; min-height: 48px; padding: 11px 16px; border: 0; border-bottom: 3px solid transparent;
  background: transparent; color: var(--b3d-muted); font: inherit; font-size: .86rem; cursor: pointer;
}
.b3d-tab:hover, .b3d-tab:focus-visible { background: var(--b3d-soft); }
.b3d-tab.is-active { color: var(--b3d-deep); border-bottom-color: var(--b3d-teal); font-weight: 600; }
.b3d-workspace { display: grid; grid-template-columns: minmax(470px, 1.05fr) minmax(420px, .95fr); min-height: 720px; }
.b3d-editor { padding: 22px; background: var(--b3d-panel); border-right: 1px solid var(--b3d-line); }
.b3d-panel[hidden] { display: none; }
.b3d-panel[data-panel="specimen"].is-active { display: block; }
.b3d-grid { display: grid; gap: 12px; margin-bottom: 15px; }
.b3d-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.b3d-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.b3d-app label { display: block; color: var(--b3d-muted); font-size: .78rem; font-weight: 600; }
.b3d-app label > span { float: right; font-weight: 400; color: #86979d; }
.b3d-app input, .b3d-app select, .b3d-app textarea {
  width: 100%; min-height: 41px; margin-top: 5px; padding: 8px 10px; color: var(--b3d-ink); background: #fbfdfe;
  border: 1px solid #c9d8dc; border-radius: 7px; font: inherit; font-size: .9rem;
}
.b3d-app textarea { min-height: 120px; resize: vertical; line-height: 1.45; }
.b3d-app input:focus, .b3d-app select:focus, .b3d-app textarea:focus, .b3d-app button:focus-visible { outline: 3px solid rgba(22,139,136,.23); outline-offset: 1px; border-color: var(--b3d-teal); }
.b3d-app input[readonly] { background: #eef3f4; color: #51646b; }
.b3d-section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.b3d-section-gap { margin-top: 28px; }
.b3d-button, .b3d-icon-button {
  min-height: 40px; padding: 8px 13px; border: 1px solid #9eb3b9; border-radius: 7px; background: #fff;
  color: var(--b3d-deep); font: inherit; font-size: .84rem; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.b3d-button:hover, .b3d-icon-button:hover { background: var(--b3d-soft); }
.b3d-button-primary { color: #fff; background: var(--b3d-deep); border-color: var(--b3d-deep); }
.b3d-button-primary:hover { background: #0d3038; }
.b3d-item { margin-bottom: 12px; padding: 14px; background: #f8fbfc; border: 1px solid var(--b3d-line); border-radius: 10px; }
.b3d-item-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 11px; }
.b3d-remove { border: 0; background: transparent; color: var(--b3d-danger); font: inherit; font-size: .78rem; cursor: pointer; }
.b3d-group-rule { display: grid; grid-template-columns: 2fr 1fr; gap: 12px; margin: 14px 0; padding: 12px; background: #edf7f7; border-radius: 9px; }
.b3d-location-box { margin-top: 12px; padding: 12px; background: #eef6f8; border-left: 3px solid #6a9da5; border-radius: 7px; }
.b3d-location-box > strong { display: block; margin-bottom: 2px; font-size: .83rem; }
.b3d-location-box > p { margin-bottom: 10px; font-size: .76rem; }
.b3d-callout, .b3d-result { margin: 12px 0; padding: 10px 12px; border-left: 4px solid var(--b3d-teal); background: #eff8f8; color: #31535b; font-size: .84rem; }
.b3d-callout.is-warning, .b3d-result.is-alert { border-left-color: var(--b3d-danger); background: #fff0f2; color: #762336; }
.b3d-parser { margin-bottom: 24px; padding: 16px; background: linear-gradient(135deg, #eef8f7, #f8fbfc); border: 1px solid #c9e1df; border-radius: 11px; }
.b3d-parser .b3d-section-head { margin-bottom: 12px; }
.b3d-parser .b3d-actions { margin-top: 10px; }
.b3d-dictation-example { margin: 12px 0; padding: 10px 12px; border: 1px solid #c9dadd; border-radius: 8px; background: #f7fbfc; }
.b3d-dictation-example summary { cursor: pointer; font-weight: 700; color: #245965; }
.b3d-dictation-example p { margin: 9px 0 0; line-height: 1.5; }
.b3d-parser .b3d-button { width: auto; }
.b3d-free-label { padding: 5px 9px; color: #17624e; background: #fff; border: 1px solid #9ed5c3; border-radius: 999px; font-size: .72rem; white-space: nowrap; }
.b3d-parser-status { margin-top: 12px; padding: 10px 12px; color: #526970; background: rgba(255,255,255,.72); border-radius: 7px; font-size: .8rem; }
.b3d-parser-status strong { color: var(--b3d-ink); }
.b3d-parser-status ul { margin: 7px 0 0 18px; padding: 0; }
.b3d-margin-map { margin-bottom: 26px; padding: 15px; background: #f6f9fa; border: 1px solid var(--b3d-line); border-radius: 10px; }
.b3d-margin-zone { display: grid; grid-template-columns: 52px 1fr 36px; gap: 8px; align-items: center; margin: 8px 0; }
.b3d-margin-zone input { margin: 0; }
.b3d-margin-zone input[type="color"] { padding: 3px; }
.b3d-radiology-grid { display: grid; grid-template-columns: minmax(0,1fr); gap: 12px; margin-top: 14px; }
.b3d-radiology-card { min-width:0;overflow:hidden; }
.b3d-radiology-card textarea { width:100%;max-width:100%;box-sizing:border-box; }
.b3d-radiology-card { padding: 15px; background: #f6f9fa; border: 1px solid var(--b3d-line); border-radius: 10px; }
.b3d-radiology-card .b3d-button { margin-top: 9px; }
.b3d-parser-status.is-warning { color: #7a4a17; background: #fff7e8; }
.b3d-parser-status.is-error { color: #8b263c; background: #fff0f3; }
.b3d-table-wrap { width: 100%; overflow-x: auto; }
.b3d-table { width: 100%; border-collapse: collapse; font-size: .8rem; }
.b3d-table th { padding: 8px; color: #60757d; background: #f1f6f7; text-align: left; font-weight: 600; white-space: nowrap; }
.b3d-table td { padding: 7px 8px; border-bottom: 1px solid #e3ecee; vertical-align: middle; }
.b3d-app .b3d-compact { min-width: 65px; min-height: 34px; margin: 0; padding: 6px 7px; font-size: .8rem; }
.b3d-app .b3d-table-textarea { min-width:220px;min-height:72px;white-space:normal; }
.b3d-table td:nth-child(3) .b3d-compact, .b3d-table td:nth-child(4) .b3d-compact, .b3d-table td:nth-child(5) .b3d-compact { min-width: 115px; }
.b3d-gross-margin-table th:first-child, .b3d-gross-margin-table td:first-child .b3d-compact { min-width: 190px; }
.b3d-check { display: flex !important; align-items: center; gap: 8px; min-height: 41px; padding-top: 18px; }
.b3d-check input { width: auto; min-height: auto; margin: 0; }
.b3d-viewer { display: flex; flex-direction: column; min-width: 0; padding: 18px; background: #edf4f6; }
.b3d-viewer-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.b3d-viewer-head h3 { margin-bottom: 2px; }
.b3d-view-switch { display: flex; gap: 4px; margin-bottom: 10px; padding: 4px; background: #dfeaec; border-radius: 8px; }
.b3d-view-switch button { flex: 1; min-height: 36px; border: 0; border-radius: 6px; background: transparent; color: #526970; font: inherit; font-size: .78rem; font-weight: 600; cursor: pointer; }
.b3d-view-switch button.is-active { background: #fff; color: var(--b3d-deep); box-shadow: 0 1px 4px rgba(34,67,76,.14); }
.b3d-view-option { min-height: auto; margin: 0 0 10px; padding: 4px 2px; }
.b3d-map-editor { margin-bottom:12px;padding:12px;background:#fff;border:1px solid #cbdadd;border-radius:9px; }
.b3d-map-editor > strong { display:block;margin-bottom:4px;font-size:.82rem; }
.b3d-map-editor .b3d-grid { margin-bottom:8px; }
.b3d-map-editor p { font-size:.72rem; }
.b3d-map-and-labels { display:grid;grid-template-columns:minmax(0,1fr);gap:10px;align-items:start; }
.b3d-map-object-labels { max-height:220px;overflow:auto;padding:10px;background:#fff;border:1px solid #d5e1e4;border-radius:10px;color:#405960;font-size:.76rem; }
.b3d-map-object-labels h4 { margin:0 0 8px;font-size:.8rem;color:#284f59; }
.b3d-map-label-item { display:flex;align-items:flex-start;gap:7px;padding:6px 0;border-top:1px solid #edf2f3;line-height:1.25; }
.b3d-map-label-item span { flex:1;min-width:0; }
.b3d-app .b3d-map-visibility { min-width:52px;min-height:28px;padding:4px 8px;font-size:.7rem; }
.b3d-map-label-item i { flex:0 0 auto;width:9px;height:9px;margin-top:2px;border-radius:50%;background:var(--label-color,#83979c); }
.b3d-viewer canvas { width: 100%; height: auto; background: #fff; border-radius: 12px; box-shadow: inset 0 0 0 1px #d5e1e4; cursor: grab; touch-action: none; }
.b3d-viewer canvas:active { cursor: grabbing; }
.b3d-legend { display: flex; flex-wrap: wrap; gap: 8px 15px; margin-top: 12px; color: #536970; font-size: .73rem; }
.b3d-legend span { display: inline-flex; align-items: center; gap: 5px; }
.b3d-color { width: 10px; height: 10px; border-radius: 3px; background: #999; }
.b3d-color.gross { background: #d9893d; }.b3d-color.invasive { background: #d53f5b; }.b3d-color.dcis { background: #8b5cc7; }.b3d-color.bed { background: #cf8d2d; }
.b3d-color.cavity { background: #2b9cb1; }.b3d-color.lvi { background: #22a46f; border-radius: 50%; }.b3d-color.device { background: #f3c34f; transform: rotate(45deg); border-radius: 1px; }
.b3d-color.radiology { background: transparent; border: 2px dashed #1565c0; }
.b3d-mini-summary { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-top: 13px; padding: 11px 12px; color: #526970; background: #fff; border-radius: 9px; font-size: .8rem; }
.b3d-mini-summary strong { color: var(--b3d-ink); }
.b3d-review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 18px; }
.b3d-review-card { padding: 13px; background: #f4f8f9; border-radius: 9px; }
.b3d-review-card span, .b3d-review-card small { display: block; color: var(--b3d-muted); font-size: .74rem; }
.b3d-review-card strong { display: block; margin: 5px 0; font-size: .9rem; }
.b3d-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 20px; }
.b3d-ai-box { margin-top: 22px; padding: 16px; background: #f1f7f8; border: 1px solid var(--b3d-line); border-radius: 10px; }
.b3d-ai-box label + label { margin-top: 14px; }
.b3d-ai-box .b3d-actions { margin-top: 10px; }
.b3d-template-help { margin: 7px 0 14px !important; font-size: .76rem !important; }
.b3d-ai-status { padding: 5px 9px; color: #5e7077; background: #fff; border: 1px solid #cadadd; border-radius: 999px; font-size: .72rem; white-space: nowrap; }
.b3d-ai-status.is-connected { color: #17624e; background: #e8f8f1; border-color: #9ed5c3; }
.b3d-ai-status.is-error { color: #8b263c; background: #fff0f3; border-color: #e2a7b4; }
.b3d-disclaimer { margin-top: 18px !important; padding-top: 14px; border-top: 1px solid var(--b3d-line); font-size: .75rem !important; }
.b3d-text-error { color: var(--b3d-danger) !important; }
.b3d-part-map { display:flex;align-items:center;gap:16px;margin-top:14px;padding:14px;background:#edf4f6;border-radius:10px;overflow-x:auto; }
.b3d-part-tissue { min-width:210px;min-height:105px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:12px;border:7px solid #547b84;border-radius:48% 42% 46% 40%;background:rgba(255,255,255,.72);text-align:center; }
.b3d-part-tissue strong,.b3d-part-tissue span,.b3d-part-tissue small { display:block; }
.b3d-part-tissue span,.b3d-part-tissue small { color:var(--b3d-muted);font-size:.74rem; }
.b3d-part-cassettes { display:flex;flex-wrap:wrap;gap:6px; }
.b3d-part-cassettes i { min-width:34px;padding:7px 8px;border:1px solid #a56c23;background:rgba(240,164,75,.35);color:#6f4612;font-style:normal;font-size:.72rem;text-align:center; }
.b3d-part-slices { display:flex;align-items:stretch;gap:4px;min-width:max-content; }
.b3d-part-slices > div { min-width:46px;min-height:82px;padding:4px;border:1px solid #9ab3b9;border-radius:45%;background:rgba(255,255,255,.72);text-align:center; }
.b3d-part-slices b { display:block;color:#526970;font-size:.65rem; }
.b3d-part-slices i { display:block;margin:3px 0;padding:2px;background:rgba(240,164,75,.42);color:#6f4612;font-style:normal;font-size:.62rem; }
.b3d-node-map { display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;padding:14px;background:#edf4f6;border-radius:10px; }
.b3d-node-map i { width:30px;height:25px;border:2px solid #53818b;border-radius:50%;background:rgba(119,168,175,.28); }
.b3d-node-map i.is-positive { border-color:#a62543;background:rgba(213,63,91,.48);box-shadow:inset 0 0 0 5px rgba(255,255,255,.5); }

@media (max-width: 1050px) {
  .b3d-workspace { grid-template-columns: 1fr; }
  .b3d-editor { border-right: 0; border-bottom: 1px solid var(--b3d-line); }
  .b3d-viewer { min-height: 560px; }
}
@media (max-width: 700px) {
  .b3d-app { margin: 10px 0; border-radius: 10px; }
  .b3d-header, .b3d-editor, .b3d-viewer { padding: 15px; }
  .b3d-version { display: none; }
  .b3d-grid-3, .b3d-grid-4, .b3d-group-rule, .b3d-review-grid, .b3d-radiology-grid { grid-template-columns: 1fr; }
  .b3d-section-head { align-items: stretch; flex-direction: column; }
  .b3d-button { width: 100%; }
  .b3d-actions .b3d-button { width: 100%; }
  .b3d-viewer { min-height: 430px; }
  .b3d-map-and-labels { grid-template-columns:1fr; }
  .b3d-map-object-labels { max-height:220px; }
}

/* Alternative compact clinical-console presentation. */
.b3d-app { max-width:1600px;background:#f8fafc;border-radius:10px;font-size:14px; }
.b3d-header { padding:11px 16px;background:#0f172a; }
.b3d-header h2 { font-size:1.08rem;letter-spacing:.01em; }
.b3d-header p { margin-top:3px;color:#a8c4cb;font-size:.72rem; }
.b3d-header-meta { display:flex;align-items:center;gap:9px; }
.b3d-header-add { margin:0;background:#1e3a4a;color:#fff;border-color:#527687; }
.b3d-ready { display:inline-flex;align-items:center;gap:5px;padding:4px 8px;border:1px solid rgba(110,231,183,.35);border-radius:999px;color:#a7f3d0;font-size:.7rem; }
.b3d-ready i { width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 0 3px rgba(52,211,153,.14); }
.b3d-version { padding:4px 8px;font-size:.68rem; }
.b3d-tabs { background:#eef2f7; }
.b3d-tab { min-height:40px;padding:8px 10px;font-size:.76rem; }
.b3d-editor,.b3d-viewer { padding:15px; }
.b3d-panel h3 { font-size:1rem; }
.b3d-grid { gap:10px; }
.b3d-actions { margin-top:13px;gap:7px; }
.b3d-button { min-height:34px;padding:7px 11px; }
.b3d-view-switch button { padding:7px 10px; }
.b3d-map-editor,.b3d-location-box,.b3d-callout { padding:10px; }
@media (min-width:1051px) {
  .b3d-workspace { grid-template-columns:minmax(430px,.9fr) minmax(540px,1.1fr); }
}