diff --git a/plugins/ms-ai-architect/playground/ms-ai-architect-playground.html b/plugins/ms-ai-architect/playground/ms-ai-architect-playground.html
index 3431e91..8c5a93e 100644
--- a/plugins/ms-ai-architect/playground/ms-ai-architect-playground.html
+++ b/plugins/ms-ai-architect/playground/ms-ai-architect-playground.html
@@ -2579,7 +2579,35 @@
           score: intOrZero(row[scKey] || '0')
         };
       }) : null;
-      return { ok: true, data: { matrix_cells: matrix_cells, threats: threats, radar_axes: radar_axes } };
+      // Restrisiko / residual-pair (Sesjon 3 — Dpia, men felt er optional og
+      // gjelder også fremtidig Ros-bruk per R15). Markdown-syntaks:
+      //   Restrisiko: 4×3 → 2×2     (numerisk before/after med score)
+      //   Restrisiko: medium → lav  (label-only fallback)
+      let residualPair = null;
+      const rrMatch = md.match(/^Restrisiko\s*:\s*([^\n]+)$/im);
+      if (rrMatch) {
+        const txt = rrMatch[1];
+        const num = /(\d+)\s*[×x*]\s*(\d+)\s*(?:[-=]?[>→]|->)\s*(\d+)\s*[×x*]\s*(\d+)/.exec(txt);
+        if (num) {
+          const b1 = +num[1], b2 = +num[2], a1 = +num[3], a2 = +num[4];
+          residualPair = {
+            before: { prob: b1, cons: b2, score: b1 * b2 },
+            after:  { prob: a1, cons: a2, score: a1 * a2 }
+          };
+        } else {
+          const parts = txt.split(/(?:[-=]?[>→]|->)/);
+          if (parts.length === 2) {
+            residualPair = {
+              before: { label: parts[0].trim() },
+              after:  { label: parts[1].trim() }
+            };
+          }
+        }
+      }
+      // _consumer-diskriminator (R15 forward-compat): Sesjon 4 setter denne til
+      // 'ros' når den oppdager Ros-spesifikk markdown (## Top-risikoer e.l.).
+      // Sesjon 3 lar den være null så Dpia-rendereren ikke trenger å skille.
+      return { ok: true, data: { matrix_cells: matrix_cells, threats: threats, radar_axes: radar_axes, residualPair: residualPair, _consumer: null } };
     }
 
     function parseMatrixRisk6x5(md) {
@@ -3238,7 +3266,58 @@
     }
 
     function renderDpia(data, slot) {
-      slot.innerHTML = renderMatrixHtml(data, 5) + renderThreatsTable(data.threats);
+      const matrixHtml = renderMatrixHtml(data, 5);
+      const threatsHtml = renderThreatsTable(data.threats);
+      const rp = data.residualPair;
+      let residualHtml = '';
+      if (rp && rp.before && rp.after) {
+        const sevFor = function (s) {
+          if (s == null) return '';
+          if (s >= 16) return 'critical';
+          if (s >= 9)  return 'high';
+          if (s >= 4)  return 'medium';
+          return 'low';
+        };
+        const labelOf = function (cell) {
+          if (cell.score != null) return cell.prob + '×' + cell.cons + ' = ' + cell.score;
+          return cell.label || '—';
+        };
+        const sevBefore = rp.before.score != null ? sevFor(rp.before.score) : '';
+        const sevAfter  = rp.after.score  != null ? sevFor(rp.after.score)  : '';
+        const attrBefore = sevBefore ? ' data-severity="' + sevBefore + '"' : '';
+        const attrAfter  = sevAfter  ? ' data-severity="' + sevAfter  + '"' : '';
+        residualHtml = '<div class="residual-pair">' +
+          '<div class="residual-pair__cell"' + attrBefore + '>' +
+            '<span class="residual-pair__cell-label">FØR TILTAK</span>' +
+            '<span class="residual-pair__cell-value">' + escapeHtml(labelOf(rp.before)) + '</span>' +
+            '<span class="residual-pair__cell-meta">Sannsynlighet × konsekvens</span>' +
+          '</div>' +
+          '<div class="residual-pair__arrow" aria-hidden="true">→</div>' +
+          '<div class="residual-pair__cell"' + attrAfter + '>' +
+            '<span class="residual-pair__cell-label">ETTER TILTAK</span>' +
+            '<span class="residual-pair__cell-value">' + escapeHtml(labelOf(rp.after)) + '</span>' +
+            '<span class="residual-pair__cell-meta">Restrisiko</span>' +
+          '</div>' +
+        '</div>';
+      }
+      const body = matrixHtml + residualHtml + threatsHtml;
+      // Utvid matrix-risk-keyStats med RESTRISIKO når residualPair finnes.
+      const baseStats = inferKeyStats(data, 'matrix-risk');
+      const stats = (data.keyStats || (rp && rp.after
+        ? baseStats.concat([{
+            label: 'RESTRISIKO',
+            value: rp.after.score != null ? String(rp.after.score) : (rp.after.label || '—'),
+            modifier: rp.after.score != null && rp.after.score >= 9 ? 'high' : 'low',
+            hint: 'etter tiltak'
+          }])
+        : baseStats));
+      slot.innerHTML = renderPageShell({
+        eyebrow: 'DPIA',
+        title: data.title || 'DPIA / Personvernkonsekvensvurdering',
+        lede: data.lede || 'Risikomatrise og tiltak iht. Datatilsynets metodikk og GDPR Art. 35.',
+        verdict: data.verdict || inferVerdict(data, 'matrix-risk'),
+        keyStats: stats
+      }, body);
     }
 
     // ---- Sub-batch B: Security (3) ----
diff --git a/plugins/ms-ai-architect/playground/test-fixtures/dpia.md b/plugins/ms-ai-architect/playground/test-fixtures/dpia.md
index dac56e4..8ee9548 100644
--- a/plugins/ms-ai-architect/playground/test-fixtures/dpia.md
+++ b/plugins/ms-ai-architect/playground/test-fixtures/dpia.md
@@ -38,4 +38,6 @@ Metodikk: Datatilsynets veileder + ISO/IEC 29134
 
 ## Konklusjon
 
+Restrisiko: 4×3 → 2×2
+
 Restrisiko etter tiltak: medium-lav. DPIA godkjent av Datatilsynet 2026-04-22.