feature: FDI tooth chart UI finalized.

frontend/src/components/ui/appointments/AppointmentBookingModal.tsx

@@ -4,7 +4,7 @@ import { useEffect, useState } from 'react';
 import { X } from 'lucide-react';
 import { Button } from '@/components/ui/common/Button';
 import { Dropdown } from '@/components/ui/common/Dropdown';
-import { APPOINTMENT_PURPOSES, type AppointmentPurpose } from '@/types/appointment';
+import type { AppointmentPurpose } from '@/types/appointment';
 import { APPOINTMENT_PURPOSE_LABEL } from '@/components/ui/appointments/appointmentPurposeStyles';
 import type { Patient } from '@/types/patient';
 import {
@@ -46,6 +46,16 @@ export function AppointmentBookingModal({
   const [endTime, setEndTime] = useState('10:00');
   const [purpose, setPurpose] = useState<AppointmentPurpose>('consultation');
   const [error, setError] = useState('');
+  const purposeTextColor =
+    purpose === 'consultation'
+      ? '#ddd6fe'
+      : purpose === 'filling'
+        ? '#fed7aa'
+        : purpose === 'endo'
+          ? '#fecaca'
+          : purpose === 'visit'
+            ? '#bae6fd'
+            : '#d9f99d';
 
   useEffect(() => {
     if (!open) {
@@ -175,12 +185,23 @@ export function AppointmentBookingModal({
           label="Purpose"
           value={purpose}
           onChange={(e) => setPurpose(e.target.value as AppointmentPurpose)}
+          style={{ color: purposeTextColor }}
         >
-          {APPOINTMENT_PURPOSES.map((p) => (
-            <option key={p} value={p}>
-              {APPOINTMENT_PURPOSE_LABEL[p]}
-            </option>
-          ))}
+          <option value="consultation" style={{ color: '#ddd6fe', backgroundColor: '#14253d' }}>
+            {APPOINTMENT_PURPOSE_LABEL.consultation}
+          </option>
+          <option value="filling" style={{ color: '#fed7aa', backgroundColor: '#14253d' }}>
+            {APPOINTMENT_PURPOSE_LABEL.filling}
+          </option>
+          <option value="endo" style={{ color: '#fecaca', backgroundColor: '#14253d' }}>
+            {APPOINTMENT_PURPOSE_LABEL.endo}
+          </option>
+          <option value="visit" style={{ color: '#bae6fd', backgroundColor: '#14253d' }}>
+            {APPOINTMENT_PURPOSE_LABEL.visit}
+          </option>
+          <option value="hygiene" style={{ color: '#d9f99d', backgroundColor: '#14253d' }}>
+            {APPOINTMENT_PURPOSE_LABEL.hygiene}
+          </option>
         </Dropdown>
 
         {error && <p className="text-sm text-red-400">{error}</p>}

frontend/src/components/ui/treatment/FdiToothChart.tsx

@@ -5,6 +5,14 @@ import { FDI_LOWER_LEFT_TO_RIGHT, FDI_UPPER_LEFT_TO_RIGHT, getToothShapeKind } f
 import { ToothGlyph } from '@/components/ui/treatment/ToothGlyph';
 import type { FdiToothId } from '@/types/treatment';
 
+const TOOTH_NUMBER_GAP = 'mt-1';
+
+/** Six teeth each side of the midline (anteriors): slightly larger glyph + wrapper. */
+const MIDLINE_SIX = new Set<FdiToothId>([
+  '13', '12', '11', '21', '22', '23',
+  '43', '42', '41', '31', '32', '33',
+]);
+
 function quadrantMirrored(fdi: FdiToothId): boolean {
   const q = fdi[0];
   return q === '2' || q === '3';
@@ -18,36 +26,121 @@ interface FdiToothChartProps {
 
 export function FdiToothChart({ selected, onToggle, disabled }: FdiToothChartProps) {
   const uid = useId().replace(/:/g, '');
+  const archPeak = 10;
 
-  const Row = ({ teeth }: { teeth: FdiToothId[] }) => (
-    <div className="flex flex-wrap justify-center gap-x-1 gap-y-2">
+  const TOOTH_TWEAKS: Record<FdiToothId, { glyph: string; offset: number; rotate: number }> = {
+    '18': { glyph: 'w-[1.98rem] h-[4.65rem]', offset: 7, rotate: -11 },
+    '17': { glyph: 'w-[2rem] h-[4.75rem]', offset: 8, rotate: -8 },
+    '16': { glyph: 'w-[2.1rem] h-[4.95rem]', offset: 9, rotate: -6 },
+    '15': { glyph: 'w-[1.8rem] h-[4.8rem]', offset: 9, rotate: -4 },
+    '14': { glyph: 'w-[1.8rem] h-[4.85rem]', offset: 9, rotate: -2 },
+    '13': { glyph: 'w-[1.9rem] h-[5.28rem]', offset: 8, rotate: -1 },
+    '12': { glyph: 'w-[1.8rem] h-[5.02rem]', offset: 7, rotate: -1 },
+    '11': { glyph: 'w-[1.8rem] h-[5.08rem]', offset: 7, rotate: -0.5 },
+    '21': { glyph: 'w-[1.8rem] h-[5.08rem]', offset: 7, rotate: 0.5 },
+    '22': { glyph: 'w-[1.8rem] h-[5.02rem]', offset: 7, rotate: 1 },
+    '23': { glyph: 'w-[1.9rem] h-[5.28rem]', offset: 8, rotate: 1 },
+    '24': { glyph: 'w-[1.8rem] h-[4.85rem]', offset: 9, rotate: 2 },
+    '25': { glyph: 'w-[1.8rem] h-[4.8rem]', offset: 9, rotate: 4 },
+    '26': { glyph: 'w-[2.1rem] h-[4.95rem]', offset: 9, rotate: 6 },
+    '27': { glyph: 'w-[2rem] h-[4.75rem]', offset: 8, rotate: 8 },
+    '28': { glyph: 'w-[1.98rem] h-[4.65rem]', offset: 7, rotate: 11 },
+
+    '48': { glyph: 'w-[1.98rem] h-[4.7rem]', offset: -7, rotate: -11 },
+    '47': { glyph: 'w-[2rem] h-[4.8rem]', offset: -8, rotate: -8 },
+    '46': { glyph: 'w-[2.15rem] h-[5rem]', offset: -9, rotate: -6 },
+    '45': { glyph: 'w-[1.82rem] h-[4.85rem]', offset: -9, rotate: -4 },
+    '44': { glyph: 'w-[1.82rem] h-[4.9rem]', offset: -9, rotate: -2 },
+    '43': { glyph: 'w-[1.88rem] h-[5.34rem]', offset: -8, rotate: -1 },
+    '42': { glyph: 'w-[1.76rem] h-[5.04rem]', offset: -7, rotate: -1 },
+    '41': { glyph: 'w-[1.74rem] h-[4.98rem]', offset: -7, rotate: -0.5 },
+    '31': { glyph: 'w-[1.74rem] h-[4.98rem]', offset: -7, rotate: 0.5 },
+    '32': { glyph: 'w-[1.76rem] h-[5.04rem]', offset: -7, rotate: 1 },
+    '33': { glyph: 'w-[1.88rem] h-[5.34rem]', offset: -8, rotate: 1 },
+    '34': { glyph: 'w-[1.82rem] h-[4.9rem]', offset: -9, rotate: 2 },
+    '35': { glyph: 'w-[1.82rem] h-[4.85rem]', offset: -9, rotate: 4 },
+    '36': { glyph: 'w-[2.15rem] h-[5rem]', offset: -9, rotate: 6 },
+    '37': { glyph: 'w-[2rem] h-[4.8rem]', offset: -8, rotate: 8 },
+    '38': { glyph: 'w-[1.98rem] h-[4.7rem]', offset: -7, rotate: 11 },
+  };
+
+  const toothSizeClass = (fdi: FdiToothId) => {
+    const kind = getToothShapeKind(fdi);
+    const mid = MIDLINE_SIX.has(fdi);
+    switch (kind) {
+      case 'incisor':
+        return mid
+          ? { wrapper: 'w-[2.1rem]', glyph: 'w-[1.68rem] h-[4.78rem]' }
+          : { wrapper: 'w-[2rem]', glyph: 'w-[1.6rem] h-[4.6rem]' };
+      case 'canine':
+        return mid
+          ? { wrapper: 'w-[2.2rem]', glyph: 'w-[1.78rem] h-[5.05rem]' }
+          : { wrapper: 'w-[2.1rem]', glyph: 'w-[1.7rem] h-[4.9rem]' };
+      case 'premolar':
+        return mid
+          ? { wrapper: 'w-[2.34rem]', glyph: 'w-[1.93rem] h-[5.02rem]' }
+          : { wrapper: 'w-[2.25rem]', glyph: 'w-[1.85rem] h-[4.85rem]' };
+      case 'molar':
+        return mid
+          ? { wrapper: 'w-[2.52rem]', glyph: 'w-[2.12rem] h-[5.1rem]' }
+          : { wrapper: 'w-[2.45rem]', glyph: 'w-[2.05rem] h-[4.95rem]' };
+      default:
+        return { wrapper: 'w-[2.25rem]', glyph: 'w-[1.85rem] h-[4.85rem]' };
+    }
+  };
+
+  const archOffset = (index: number, count: number, upper?: boolean) => {
+    const center = (count - 1) / 2;
+    const dist = Math.abs(index - center) / center;
+    const curve = (1 - Math.pow(dist, 1.45)) * archPeak;
+    return upper ? curve : -curve;
+  };
+
+  const archRotate = (index: number, count: number) => {
+    const center = (count - 1) / 2;
+    const normalized = (index - center) / center;
+    return normalized * 6;
+  };
+
+  const Row = ({ teeth, upper }: { teeth: FdiToothId[]; upper?: boolean }) => (
+    <div className="flex flex-wrap justify-center gap-x-1 gap-y-1">
       {teeth.map((fdi, i) => {
         const kind = getToothShapeKind(fdi);
         const gid = `${uid}-g-${fdi}-${i}`;
         const isSel = selected.has(fdi);
+        const size = toothSizeClass(fdi);
+        const tweak = TOOTH_TWEAKS[fdi];
+        const offsetY = tweak ? tweak.offset : archOffset(i, teeth.length, upper);
+        const rotate = tweak ? tweak.rotate : archRotate(i, teeth.length);
+        const alignItems = upper ? 'items-end' : 'items-start';
         return (
-          <div key={fdi} className="flex flex-col items-center w-[2.25rem]">
-            <button
-              type="button"
-              disabled={disabled}
-              onClick={() => onToggle(fdi)}
-              className={`
-                rounded-[var(--radius-sm)] p-0.5 transition-transform
-                focus:outline-none focus-visible:ring-2 focus-visible:ring-primary/50
-                ${disabled ? 'opacity-50 cursor-not-allowed' : 'hover:scale-105 active:scale-95'}
-              `}
-              aria-pressed={isSel}
-              aria-label={`FDI tooth ${fdi}${isSel ? ', selected' : ''}`}
-            >
-              <ToothGlyph kind={kind} gradientId={gid} selected={isSel} mirrored={quadrantMirrored(fdi)} />
-            </button>
-            <span
-              className={`text-[10px] tabular-nums leading-none mt-0.5 font-medium ${
-                isSel ? 'text-primary' : 'text-text-muted'
-              }`}
-            >
-              {fdi}
-            </span>
+          <div key={fdi} className={`flex flex-col items-center ${size.wrapper}`}>
+            <div className={`h-[5.9rem] flex ${alignItems} justify-center`}>
+              <button
+                type="button"
+                disabled={disabled}
+                onClick={() => onToggle(fdi)}
+                style={{ transform: `translateY(${offsetY}px) rotate(${rotate}deg)` }}
+                className={`
+                  rounded-[var(--radius-sm)] p-0.5 transition-transform
+                  focus:outline-none focus-visible:ring-2 focus-visible:ring-primary/50
+                  ${disabled ? 'opacity-50 cursor-not-allowed' : 'hover:scale-105 active:scale-95'}
+                `}
+                aria-pressed={isSel}
+                aria-label={`FDI tooth ${fdi}${isSel ? ', selected' : ''}`}
+              >
+                <ToothGlyph
+                  fdi={fdi}
+                  kind={kind}
+                  gradientId={gid}
+                  selected={isSel}
+                  upper={upper}
+                  mirrored={quadrantMirrored(fdi)}
+                  upsideDown={upper}
+                  className={tweak?.glyph ?? size.glyph}
+                />
+              </button>
+            </div>
           </div>
         );
       })}
@@ -56,28 +149,77 @@ export function FdiToothChart({ selected, onToggle, disabled }: FdiToothChartPro
 
   return (
     <div className="surface-card p-4 space-y-6">
-      <div className="flex items-start justify-between gap-3 flex-wrap">
+      <div className="flex flex-col gap-3 sm:flex-row sm:items-start sm:justify-between">
         <div>
           <h3 className="text-sm font-semibold text-text-primary">FDI tooth chart</h3>
           <p className="text-xs text-text-muted mt-0.5">
             Tap teeth to multi-select (FDI). Selection applies to the active treatment record until you save.
           </p>
         </div>
-        <p className="text-xs text-text-secondary tabular-nums">
-          Selected: {selected.size === 0 ? '—' : [...selected].sort().join(', ')}
-        </p>
+        <div className="flex flex-col gap-2 sm:items-end w-full sm:max-w-xs">
+          <p className="text-xs text-text-secondary tabular-nums text-right">
+            Selected: {selected.size === 0 ? '—' : [...selected].sort().join(', ')}
+          </p>
+        </div>
       </div>
 
-      <div className="space-y-6">
-        <div>
-          <p className="text-[11px] uppercase tracking-wide text-text-muted mb-2 text-center">Upper arch</p>
-          <Row teeth={FDI_UPPER_LEFT_TO_RIGHT} />
-        </div>
-        <div className="border-t border-border/60 pt-4">
-          <p className="text-[11px] uppercase tracking-wide text-text-muted mb-2 text-center">Lower arch</p>
-          <Row teeth={FDI_LOWER_LEFT_TO_RIGHT} />
+      <p className="text-[11px] uppercase tracking-wide text-text-muted mb-1 text-center">Upper arch</p>
+
+      <div className="relative isolate py-1">
+        <div
+          className="pointer-events-none absolute left-1/2 top-3 bottom-3 w-px -translate-x-1/2 bg-border/70"
+          aria-hidden
+        />
+        <div className="relative z-10 space-y-0">
+          <Row teeth={FDI_UPPER_LEFT_TO_RIGHT} upper />
+          <div className={`flex justify-center gap-x-1 ${TOOTH_NUMBER_GAP}`}>
+            {FDI_UPPER_LEFT_TO_RIGHT.map((fdi) => {
+              const size = toothSizeClass(fdi);
+              const isSel = selected.has(fdi);
+              return (
+                <span
+                  key={`u-${fdi}`}
+                  className={`text-[10px] tabular-nums text-center leading-none ${size.wrapper} ${
+                    isSel ? 'text-primary' : 'text-text-muted'
+                  }`}
+                >
+                  {fdi}
+                </span>
+              );
+            })}
+          </div>
+
+          <div
+            className="my-4 h-px w-full max-w-[min(100%,42rem)] mx-auto bg-border/70"
+            role="separator"
+            aria-hidden
+          />
+
+          <div className="my-4 pt-1">
+            <div className="flex justify-center gap-x-1">
+              {FDI_LOWER_LEFT_TO_RIGHT.map((fdi) => {
+                const size = toothSizeClass(fdi);
+                const isSel = selected.has(fdi);
+                return (
+                  <span
+                    key={`l-${fdi}`}
+                    className={`text-[10px] tabular-nums text-center leading-none ${size.wrapper} ${
+                      isSel ? 'text-primary' : 'text-text-muted'
+                    }`}
+                  >
+                    {fdi}
+                  </span>
+                );
+              })}
+            </div>
+            <div className={TOOTH_NUMBER_GAP}>
+              <Row teeth={FDI_LOWER_LEFT_TO_RIGHT} />
+            </div>
+          </div>
         </div>
       </div>
+
+      <p className="text-[11px] uppercase tracking-wide text-text-muted mt-1 text-center">Lower arch</p>
     </div>
   );
 }

frontend/src/components/ui/treatment/PastTreatmentsPanel.tsx

@@ -6,9 +6,16 @@ import type { PastTreatment } from '@/types/treatment';
 interface PastTreatmentsPanelProps {
   items: PastTreatment[];
   loading?: boolean;
+  selectedTreatmentId?: string | null;
+  onSelectTreatment?: (treatment: PastTreatment) => void;
 }
 
-export function PastTreatmentsPanel({ items, loading }: PastTreatmentsPanelProps) {
+export function PastTreatmentsPanel({
+  items,
+  loading,
+  selectedTreatmentId,
+  onSelectTreatment,
+}: PastTreatmentsPanelProps) {
   return (
     <div className="surface-card p-4 space-y-3">
       <div>
@@ -28,7 +35,11 @@ export function PastTreatmentsPanel({ items, loading }: PastTreatmentsPanelProps
         {items.map((t) => (
           <article
             key={t.id}
-            className="border border-border/70 rounded-[var(--radius-md)] p-3 bg-background-secondary/40"
+            className={`border rounded-[var(--radius-md)] p-3 ${
+              selectedTreatmentId === t.id
+                ? 'border-primary/70 bg-primary-soft/35'
+                : 'border-border/70 bg-background-secondary/40'
+            }`}
           >
             <div className="flex items-start justify-between gap-2">
               <p className="text-sm font-medium text-text-primary">{t.title}</p>
@@ -43,6 +54,8 @@ export function PastTreatmentsPanel({ items, loading }: PastTreatmentsPanelProps
                 {t.records.map((r) => (
                   <li key={r.id}>
                     <span className="text-text-primary font-medium">Record: </span>
+                    <span className="capitalize">{r.treatmentType}</span>
+                    {' | '}
                     {r.teeth.length > 0 ? `Teeth ${[...r.teeth].sort().join(', ')}` : 'No teeth tagged'}
                     {r.notes ? ` — ${r.notes}` : ''}
                   </li>
@@ -50,6 +63,18 @@ export function PastTreatmentsPanel({ items, loading }: PastTreatmentsPanelProps
               </ul>
             )}
 
+            {onSelectTreatment && (
+              <div className="mt-3 pt-2 border-t border-border/50 flex justify-end">
+                <button
+                  type="button"
+                  onClick={() => onSelectTreatment(t)}
+                  className="text-xs text-primary hover:underline focus:outline-none focus-visible:ring-2 focus-visible:ring-primary/35 rounded-[var(--radius-sm)] px-1"
+                >
+                  Review details
+                </button>
+              </div>
+            )}
+
             {t.documents.length > 0 && (
               <div className="mt-3 pt-2 border-t border-border/50">
                 <p className="text-[11px] uppercase tracking-wide text-text-muted mb-1.5">Attachments</p>

frontend/src/components/ui/treatment/ToothGlyph.tsx

@@ -1,140 +1,105 @@
 'use client';
 
-import { memo } from 'react';
+import { memo, type ReactNode } from 'react';
+import type { FdiToothId } from '@/types/treatment';
 import type { ToothShapeKind } from '@/components/treatment/fdiToothMeta';
+import { getToothPathModel, type ToothPathModel } from '@/components/ui/treatment/toothPathModel';
 
 interface ToothGlyphProps {
+  fdi: FdiToothId;
   kind: ToothShapeKind;
   gradientId: string;
   selected: boolean;
+  upper?: boolean;
   mirrored?: boolean;
+  upsideDown?: boolean;
+  className?: string;
 }
 
-/** Stylized single tooth for FDI chart (outline + radial fill). Crown above, root(s) below. */
+function filledSilhouette(
+  model: ToothPathModel,
+  crownFill: string,
+  rootFill: string,
+  stroke: string,
+  strokeW: number,
+): ReactNode {
+  return (
+    <>
+      <path d={model.crown} fill={crownFill} stroke={stroke} strokeWidth={strokeW} strokeLinejoin="round" />
+      {model.roots.map((d, i) => (
+        <path key={i} d={d} fill={rootFill} stroke={stroke} strokeWidth={strokeW} strokeLinejoin="round" />
+      ))}
+    </>
+  );
+}
+
+function detailOnly(model: ToothPathModel, stroke: string, strokeW: number): ReactNode {
+  if (!model.detailStroke) return null;
+  const { d, widthScale } = model.detailStroke;
+  return <path d={d} fill="none" stroke={stroke} strokeWidth={strokeW * widthScale} strokeLinecap="round" />;
+}
+
+function renderClinicalFill(model: ToothPathModel, selected: boolean, gradientId: string): ReactNode {
+  const stroke = selected ? 'var(--color-primary)' : '#1e293b';
+  const strokeW = selected ? 2.4 : 1.35;
+  const fill = `url(#${gradientId})`;
+  return (
+    <>
+      {filledSilhouette(model, fill, fill, stroke, strokeW)}
+      {detailOnly(model, stroke, strokeW)}
+    </>
+  );
+}
+/** FDI chart tooth: clinical gradient + roots only. */
 export const ToothGlyph = memo(function ToothGlyph({
+  fdi,
   kind,
   gradientId,
   selected,
+  upper,
   mirrored,
+  upsideDown,
+  className = 'w-8 h-[4.85rem]',
 }: ToothGlyphProps) {
-  const stroke = selected ? 'var(--color-primary)' : '#1e293b';
-  const strokeW = selected ? 2.4 : 1.35;
+  const model: ToothPathModel | null = getToothPathModel(fdi, kind, upper);
   const filter = selected ? 'drop-shadow(0 0 6px rgba(9, 169, 188, 0.65))' : undefined;
 
-  const inner = () => {
-    switch (kind) {
-      case 'incisor':
-        return (
-          <>
-            <path
-              d="M10 7h16q3 0 3 3v22q0 3-3 3h-16q-3 0-3-3v-22q0-3 3-3z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-            <path
-              d="M14 35v26q4 10 8 0v-26"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-          </>
-        );
-      case 'canine':
-        return (
-          <>
-            <path
-              d="M18 6 L26 14 L24 35 H12 L10 14 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-            <path
-              d="M14 35 L12 62 Q18 74 24 62 L22 35 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-          </>
-        );
-      case 'premolar':
-        return (
-          <>
-            <path
-              d="M8 12 Q18 6 28 12 L30 22 Q31 28 26 34 H10 Q5 28 6 22 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-            <path
-              d="M11 34 L10 58 Q18 68 26 58 L25 34 Q18 30 11 34 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-          </>
-        );
-      case 'molar':
-        return (
-          <>
-            <path
-              d="M6 14 Q10 8 14 10 Q18 7 22 10 Q26 8 30 14 L31 26 Q32 32 27 36 H9 Q4 32 5 26 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-            <path
-              d="M10 36 L8 56 Q14 66 18 58 Q22 66 28 56 L26 36 Q18 32 10 36 Z"
-              fill={`url(#${gradientId})`}
-              stroke={stroke}
-              strokeWidth={strokeW}
-              strokeLinejoin="round"
-            />
-            <path
-              d="M12 58 Q18 72 24 58"
-              fill="none"
-              stroke={stroke}
-              strokeWidth={strokeW * 0.85}
-              strokeLinecap="round"
-            />
-          </>
-        );
-      default:
-        return null;
-    }
-  };
+  if (!model) {
+    return (
+      <svg viewBox="0 0 36 78" className={`${className} shrink-0`} aria-hidden>
+        <text x="4" y="40" fontSize="8" fill="currentColor" opacity="0.35">
+          ?
+        </text>
+      </svg>
+    );
+  }
+
+  const body = renderClinicalFill(model, selected, gradientId);
 
   return (
     <svg
       viewBox="0 0 36 78"
-      className="w-8 h-[4.85rem] shrink-0"
+      className={`${className} shrink-0`}
       style={{ filter }}
       aria-hidden
     >
       <defs>
         <radialGradient id={gradientId} cx="45%" cy="35%" r="65%">
-          <stop
-            offset="0%"
-            stopColor={selected ? '#cffafe' : '#ffffff'}
-          />
-          <stop
-            offset="55%"
-            stopColor={selected ? '#5eead4' : '#e0f2fe'}
-          />
-          <stop
-            offset="100%"
-            stopColor={selected ? '#0e7490' : '#93c5fd'}
-          />
+          <stop offset="0%" stopColor={selected ? '#cffafe' : '#ffffff'} />
+          <stop offset="55%" stopColor={selected ? '#5eead4' : '#e0f2fe'} />
+          <stop offset="100%" stopColor={selected ? '#0e7490' : '#93c5fd'} />
         </radialGradient>
       </defs>
-      <g transform={mirrored ? 'translate(36 0) scale(-1 1)' : undefined}>{inner()}</g>
+      <g
+        transform={[
+          mirrored ? 'translate(36 0) scale(-1 1)' : '',
+          upsideDown ? 'translate(0 78) scale(1 -1)' : '',
+        ]
+          .filter(Boolean)
+          .join(' ') || undefined}
+      >
+        {body}
+      </g>
     </svg>
   );
 });

frontend/src/components/ui/treatment/TreatmentWorkspace.tsx

@@ -6,6 +6,8 @@ import { FdiToothChart } from '@/components/ui/treatment/FdiToothChart';
 import { PastTreatmentsPanel } from '@/components/ui/treatment/PastTreatmentsPanel';
 import { Checkbox } from '@/components/ui/common/Checkbox';
 import { Button } from '@/components/ui/common/Button';
+import { Dropdown } from '@/components/ui/common/Dropdown';
+import { SearchBar } from '@/components/ui/common/SearchBar';
 import { isSameLocalCalendarDay, startOfLocalDay } from '@/lib/appointmentTime';
 import {
   fetchLinkedOrganizations,
@@ -32,6 +34,7 @@ function newRecord(): TreatmentRecordDraft {
       typeof crypto !== 'undefined' && 'randomUUID' in crypto
         ? crypto.randomUUID()
         : `rec-${Date.now()}-${Math.random().toString(36).slice(2, 9)}`,
+    treatmentType: 'consultation',
     teeth: [],
     comment: '',
     attachmentMetas: [],
@@ -74,6 +77,9 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
   const [saveBusy, setSaveBusy] = useState(false);
   const [sendBusyId, setSendBusyId] = useState<string | null>(null);
   const [banner, setBanner] = useState<string | null>(null);
+  const [organizationSearch, setOrganizationSearch] = useState('');
+  const [recentOrganizationIds, setRecentOrganizationIds] = useState<string[]>([]);
+  const [reviewTreatment, setReviewTreatment] = useState<PastTreatment | null>(null);
 
   const selectedAppointment = useMemo(
     () => appointments.find((a) => a.id === selectedAppointmentId) ?? null,
@@ -86,6 +92,48 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
   );
 
   const selectedTeethSet = useMemo(() => new Set(activeRecord.teeth), [activeRecord.teeth]);
+  const activeLinkedOrganizations = useMemo(() => orgs.filter((o) => o.active), [orgs]);
+  const filteredOrganizations = useMemo(() => {
+    const q = organizationSearch.trim().toLowerCase();
+    if (!q) return activeLinkedOrganizations;
+    return activeLinkedOrganizations.filter((o) => o.name.toLowerCase().includes(q));
+  }, [organizationSearch, activeLinkedOrganizations]);
+  const recentOrganizations = useMemo(() => {
+    if (recentOrganizationIds.length === 0) return [];
+    const recentSet = new Set(recentOrganizationIds);
+    return activeLinkedOrganizations
+      .filter((o) => recentSet.has(o.id))
+      .sort((a, b) => recentOrganizationIds.indexOf(a.id) - recentOrganizationIds.indexOf(b.id))
+      .slice(0, 3);
+  }, [recentOrganizationIds, activeLinkedOrganizations]);
+  const currentDraftPreview = useMemo<PastTreatment | null>(() => {
+    if (!selectedAppointment) return null;
+    return {
+      id: 'current-draft',
+      patientId: selectedAppointment.patientId,
+      title: `Current draft for ${selectedAppointment.patientFirstName} ${selectedAppointment.patientLastName}`,
+      treatmentAt: new Date().toISOString(),
+      status: 'draft',
+      records: records.map((r, idx) => ({
+        id: r.clientId || `draft-${idx + 1}`,
+        treatmentType: r.treatmentType,
+        teeth: r.teeth,
+        notes: r.comment || null,
+      })),
+      documents: records.flatMap((r) => r.attachmentMetas),
+    };
+  }, [records, selectedAppointment]);
+
+  const treatmentTypeTextColor = useMemo(() => {
+    const map: Record<TreatmentRecordDraft['treatmentType'], string> = {
+      consultation: '#ddd6fe',
+      filling: '#fed7aa',
+      endo: '#fecaca',
+      visit: '#bae6fd',
+      hygiene: '#d9f99d',
+    };
+    return map[activeRecord.treatmentType];
+  }, [activeRecord.treatmentType]);
 
   useEffect(() => {
     setSelectionLocked(false);
@@ -159,6 +207,8 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
     const first = newRecord();
     setRecords([first]);
     setActiveRecordId(first.clientId);
+    setOrganizationSearch('');
+    setReviewTreatment(null);
   }, [selectedAppointment?.id]);
 
   const fixActiveAfterRecordsChange = useCallback((next: TreatmentRecordDraft[]) => {
@@ -250,6 +300,10 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
             r.clientId === record.clientId ? { ...r, sentAt: new Date().toISOString() } : r,
           ),
         );
+        setRecentOrganizationIds((prev) => {
+          const next = [...record.sendToOrganizationIds.filter((id) => id && !prev.includes(id)), ...prev];
+          return next.slice(0, 10);
+        });
         setBanner('Record sent to selected organizations (mock).');
       } finally {
         setSendBusyId(null);
@@ -316,7 +370,58 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
             </div>
           )}
 
-          <PastTreatmentsPanel items={history} loading={historyLoading} />
+          <PastTreatmentsPanel
+            items={history}
+            loading={historyLoading}
+            selectedTreatmentId={reviewTreatment?.id ?? null}
+            onSelectTreatment={setReviewTreatment}
+          />
+          <div className="surface-card p-4 space-y-3">
+            <div className="flex items-center justify-between gap-2">
+              <h3 className="text-sm font-semibold text-text-primary">Treatment review</h3>
+              <Button
+                type="button"
+                variant="primary"
+                disabled={!selectedAppointment}
+                onClick={() => setReviewTreatment(currentDraftPreview)}
+              >
+                Preview current treatment
+              </Button>
+            </div>
+            {!reviewTreatment && (
+              <p className="text-sm text-text-muted">
+                Select a treatment from history, or preview the current draft.
+              </p>
+            )}
+            {reviewTreatment && (
+              <div className="border border-border/70 rounded-[var(--radius-md)] p-3 bg-background-secondary/40 space-y-2">
+                <div className="flex items-start justify-between gap-2">
+                  <p className="text-sm font-medium text-text-primary">{reviewTreatment.title}</p>
+                  <span className="text-xs text-text-muted tabular-nums">
+                    {new Date(reviewTreatment.treatmentAt).toLocaleDateString()}
+                  </span>
+                </div>
+                <p className="text-xs text-text-secondary capitalize">Status: {reviewTreatment.status}</p>
+                <div className="space-y-2">
+                  {reviewTreatment.records.map((r, idx) => (
+                    <div key={r.id} className="rounded-[var(--radius-sm)] border border-border/60 px-2.5 py-2">
+                      <p className="text-xs text-text-primary font-medium">Record {idx + 1}</p>
+                      <p className="text-xs text-text-secondary capitalize mt-1">
+                        Type: {r.treatmentType}
+                      </p>
+                      <p className="text-xs text-text-secondary">
+                        Teeth: {r.teeth.length ? [...r.teeth].sort().join(', ') : 'None selected'}
+                      </p>
+                      {r.notes && <p className="text-xs text-text-muted mt-1">Notes: {r.notes}</p>}
+                    </div>
+                  ))}
+                </div>
+                <p className="text-xs text-text-muted">
+                  Attachments: {reviewTreatment.documents.length}
+                </p>
+              </div>
+            )}
+          </div>
         </div>
 
         <div className="space-y-4 min-w-0">
@@ -391,6 +496,30 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
                   />
                 </label>
 
+                <div>
+                  <Dropdown
+                    label="Treatment type"
+                    value={activeRecord.treatmentType}
+                    onChange={(e) => {
+                      const nextType = e.target.value as TreatmentRecordDraft['treatmentType'];
+                      setRecords((prev) =>
+                        prev.map((r) =>
+                          r.clientId === activeRecordId ? { ...r, treatmentType: nextType } : r,
+                        ),
+                      );
+                    }}
+                    disabled={!selectedAppointment}
+                    className="capitalize"
+                    style={{ color: treatmentTypeTextColor }}
+                  >
+                    <option value="consultation" style={{ color: '#ddd6fe', backgroundColor: '#14253d' }} className="capitalize">consultation</option>
+                    <option value="filling" style={{ color: '#fed7aa', backgroundColor: '#14253d' }} className="capitalize">filling</option>
+                    <option value="endo" style={{ color: '#fecaca', backgroundColor: '#14253d' }} className="capitalize">endo</option>
+                    <option value="visit" style={{ color: '#bae6fd', backgroundColor: '#14253d' }} className="capitalize">visit</option>
+                    <option value="hygiene" style={{ color: '#d9f99d', backgroundColor: '#14253d' }} className="capitalize">hygiene</option>
+                  </Dropdown>
+                </div>
+
                 <div>
                   <p className="text-xs font-medium text-text-secondary mb-2">Attachments (mock)</p>
                   <input
@@ -430,12 +559,42 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
                   <p className="text-xs font-medium text-text-secondary mb-2">
                     Send this record to linked organizations
                   </p>
+                  <div className="space-y-2 mb-2">
+                    <SearchBar
+                      value={organizationSearch}
+                      onChange={setOrganizationSearch}
+                      placeholder="Search active organizations..."
+                    />
+                    {recentOrganizations.length > 0 && (
+                      <div className="flex flex-wrap items-center gap-2">
+                        <span className="text-xs text-text-muted">Recent:</span>
+                        {recentOrganizations.map((o) => (
+                          <button
+                            key={o.id}
+                            type="button"
+                            onClick={() => {
+                              setRecords((prev) =>
+                                prev.map((r) => {
+                                  if (r.clientId !== activeRecordId || r.sentAt) return r;
+                                  if (r.sendToOrganizationIds.includes(o.id)) return r;
+                                  return { ...r, sendToOrganizationIds: [...r.sendToOrganizationIds, o.id] };
+                                }),
+                              );
+                            }}
+                            className="text-xs rounded-[var(--radius-sm)] border border-border/70 px-2 py-1 text-text-secondary hover:text-text-primary hover:border-border focus:outline-none focus-visible:ring-2 focus-visible:ring-primary/35"
+                          >
+                            {o.name}
+                          </button>
+                        ))}
+                      </div>
+                    )}
+                  </div>
                   <div className="flex flex-col gap-2">
-                    {orgs.map((o) => (
+                    {filteredOrganizations.map((o) => (
                       <Checkbox
                         key={o.id}
                         checked={activeRecord.sendToOrganizationIds.includes(o.id)}
-                        disabled={!o.active || !selectedAppointment || Boolean(activeRecord.sentAt)}
+                        disabled={!selectedAppointment || Boolean(activeRecord.sentAt)}
                         onChange={(checked) => {
                           setRecords((prev) =>
                             prev.map((r) => {
@@ -450,6 +609,9 @@ export function TreatmentWorkspace({ userId, currentOrganization }: TreatmentWor
                         label={`${o.name}${o.active ? '' : ' (inactive)'}`}
                       />
                     ))}
+                    {filteredOrganizations.length === 0 && (
+                      <p className="text-xs text-text-muted">No active organization matches your search.</p>
+                    )}
                   </div>
                 </div>
 

frontend/src/components/ui/treatment/toothPathModel.ts

@@ -0,0 +1,113 @@
+import type { FdiToothId } from '@/types/treatment';
+import type { ToothShapeKind } from '@/components/treatment/fdiToothMeta';
+
+export interface ToothPathModel {
+  crown: string;
+  roots: string[];
+  /** Occlusal groove etc. — open path, stroke only */
+  detailStroke?: { d: string; widthScale: number };
+}
+
+/** FDI-specific closed paths for the clinical (gradient + roots) chart. */
+export function getToothPathModel(fdi: FdiToothId, kind: ToothShapeKind, upper?: boolean): ToothPathModel | null {
+  const lastDigit = Number(fdi[1]);
+  const isThirdMolar = lastDigit === 8;
+  const isSecondMolar = lastDigit === 7;
+  const isFirstMolar = lastDigit === 6;
+  const isCentralIncisor = lastDigit === 1;
+  const isLateralIncisor = lastDigit === 2;
+
+  switch (kind) {
+    case 'incisor':
+      if (isLateralIncisor) {
+        return {
+          crown: 'M12 9 C14 6, 22 6, 24 9 C26 12, 26 25, 23 30 C21 32, 15 32, 13 30 C10 25, 10 12, 12 9 Z',
+          roots: ['M15.5 30 C14.5 40, 14.5 51, 16 60 C17 65, 19 65, 20 60 C21.5 51, 21.5 40, 20.5 30 Z'],
+        };
+      }
+      return {
+        crown: 'M11 8 C13 5, 23 5, 25 8 C27 12, 27 26, 24 31 C22 33, 14 33, 12 31 C9 26, 9 12, 11 8 Z',
+        roots: ['M15 31 C14 42, 14 53, 16 63 C17 68, 19 68, 20 63 C22 53, 22 42, 21 31 Z'],
+      };
+    case 'canine':
+      return {
+        crown: 'M18 6 C22 6, 25 10, 26 15 C26 20, 24 30, 22 33 C20 35, 16 35, 14 33 C12 30, 10 20, 10 15 C11 10, 14 6, 18 6 Z',
+        roots: ['M16 33 C14 44, 13 55, 14 66 C15 72, 18 75, 20 66 C21 55, 20 44, 20 33 Z'],
+      };
+    case 'premolar':
+      if (upper && lastDigit === 4) {
+        return {
+          crown: 'M9 12 C11 8, 15 7, 18 9 C21 7, 25 8, 27 12 C29 16, 29 25, 26 31 C24 34, 12 34, 10 31 C7 25, 7 16, 9 12 Z',
+          roots: [
+            'M13 31 C12 39, 12 48, 13 56 C14 62, 16 64, 17 58 C18 54, 18 48, 18 41 Z',
+            'M23 31 C24 39, 24 48, 23 56 C22 62, 20 64, 19 58 C18 54, 18 48, 18 41 Z',
+          ],
+        };
+      }
+      return {
+        crown: 'M9 12 C11 8, 15 7, 18 9 C21 7, 25 8, 27 12 C29 16, 29 26, 26 31 C24 34, 12 34, 10 31 C7 26, 7 16, 9 12 Z',
+        roots: ['M16 31 C15 42, 15 53, 16 62 C17 67, 19 67, 20 62 C21 53, 21 42, 20 31 Z'],
+      };
+    case 'molar':
+      if (isThirdMolar) {
+        const crown =
+          'M9 15 C11 11, 14 10, 17 11 C20 9, 24 10, 26 14 C28 18, 28 26, 25 31 C23 33, 11 33, 9 31 C6 26, 6 19, 9 15 Z';
+        if (upper) {
+          return {
+            crown,
+            roots: [
+              'M14 32 C13 39, 13 47, 14 54 C15 59, 17 61, 18 55 C19 50, 19 41, 18 33 Z',
+              'M22 32 C23 39, 23 47, 22 54 C21 59, 19 61, 18 55 C17 50, 17 41, 18 33 Z',
+            ],
+          };
+        }
+        return {
+          crown,
+          roots: [
+            'M14 32 C12 39, 12 47, 13 55 C14 61, 16 64, 18 57 C19 52, 19 44, 18 36 Z',
+            'M22 32 C24 39, 24 47, 23 55 C22 61, 20 64, 18 57 C17 52, 17 44, 18 36 Z',
+          ],
+        };
+      }
+      if (isSecondMolar && upper) {
+        return {
+          crown: 'M8 14 C10 9, 13 8, 16 10 C18 8, 21 8, 23 10 C26 8, 29 9, 30 14 C31 18, 31 27, 28 32 C26 35, 10 35, 8 32 C5 27, 5 18, 8 14 Z',
+          roots: [
+            'M11 35 C9 43, 9 50, 10 57 C11 62, 13 64, 14 58 C15 52, 15 44, 14 36 Z',
+            'M18 35 C17 44, 17 52, 18 60 C19 66, 20 66, 21 60 C22 52, 22 44, 21 35 Z',
+            'M25 35 C27 43, 27 50, 26 57 C25 62, 23 64, 22 58 C21 52, 21 44, 22 36 Z',
+          ],
+        };
+      }
+      if (isFirstMolar && !upper) {
+        return {
+          crown: 'M7 14 C9 9, 13 8, 16 10 C18 8, 21 8, 23 10 C26 8, 30 9, 31 14 C32 18, 32 27, 29 32 C27 35, 9 35, 7 32 C4 27, 4 18, 7 14 Z',
+          roots: [
+            'M11 35 C9 43, 9 50, 10 58 C11 64, 14 67, 16 60 C17 56, 17 50, 17 44 Z',
+            'M25 35 C27 43, 27 50, 26 58 C25 64, 22 67, 20 60 C19 56, 19 50, 19 44 Z',
+          ],
+          detailStroke: { d: 'M15 61 Q18 66 21 61', widthScale: 0.85 },
+        };
+      }
+      if (upper) {
+        return {
+          crown: 'M7 14 C9 9, 13 8, 16 10 C18 8, 21 8, 23 10 C26 8, 30 9, 31 14 C32 18, 32 27, 29 32 C27 35, 9 35, 7 32 C4 27, 4 18, 7 14 Z',
+          roots: [
+            'M11 35 C9 43, 9 50, 10 57 C11 62, 13 64, 14 58 C15 52, 15 44, 14 36 Z',
+            'M18 35 C17 44, 17 52, 18 60 C19 66, 20 66, 21 60 C22 52, 22 44, 21 35 Z',
+            'M25 35 C27 43, 27 50, 26 57 C25 62, 23 64, 22 58 C21 52, 21 44, 22 36 Z',
+          ],
+        };
+      }
+      return {
+        crown: 'M7 14 C9 9, 13 8, 16 10 C18 8, 21 8, 23 10 C26 8, 30 9, 31 14 C32 18, 32 27, 29 32 C27 35, 9 35, 7 32 C4 27, 4 18, 7 14 Z',
+        roots: [
+          'M11 35 C9 43, 9 50, 10 58 C11 64, 14 67, 16 60 C17 56, 17 50, 17 44 Z',
+          'M25 35 C27 43, 27 50, 26 58 C25 64, 22 67, 20 60 C19 56, 19 50, 19 44 Z',
+        ],
+        detailStroke: { d: 'M15 61 Q18 66 21 61', widthScale: 0.85 },
+      };
+    default:
+      return null;
+  }
+}

frontend/src/lib/mocks/treatmentMockApi.ts

@@ -108,6 +108,7 @@ const MOCK_HISTORY: Record<string, PastTreatment[]> = {
       records: [
         {
           id: 'ptr-1',
+          treatmentType: 'endo',
           teeth: ['45'] as FdiToothId[],
           notes: 'Instrumented and temporized.',
         },
@@ -136,6 +137,7 @@ const MOCK_HISTORY: Record<string, PastTreatment[]> = {
       records: [
         {
           id: 'ptr-2',
+          treatmentType: 'filling',
           teeth: ['14', '15'] as FdiToothId[],
           notes: 'Composite restoration.',
         },
@@ -157,7 +159,7 @@ const MOCK_HISTORY: Record<string, PastTreatment[]> = {
       title: 'Hygiene visit',
       treatmentAt: addCalendarDays(new Date(), -21).toISOString(),
       status: 'completed',
-      records: [{ id: 'ptr-a', teeth: [], notes: 'Scale & polish.' }],
+      records: [{ id: 'ptr-a', treatmentType: 'hygiene', teeth: [], notes: 'Scale & polish.' }],
       documents: [],
     },
   ],

frontend/src/types/treatment.ts

@@ -51,8 +51,19 @@ export interface TreatmentAttachmentMeta {
   sizeBytes: number;
 }
 
+export const TREATMENT_TYPES = [
+  'consultation',
+  'filling',
+  'endo',
+  'visit',
+  'hygiene',
+] as const;
+
+export type TreatmentType = (typeof TREATMENT_TYPES)[number];
+
 export interface PastTreatmentRecord {
   id: string;
+  treatmentType: TreatmentType;
   teeth: FdiToothId[];
   notes?: string | null;
 }
@@ -75,6 +86,7 @@ export interface LinkedOrganizationOption {
 
 export interface TreatmentRecordDraft {
   clientId: string;
+  treatmentType: TreatmentType;
   teeth: FdiToothId[];
   comment: string;
   attachmentMetas: TreatmentAttachmentMeta[];