diff --git a/logic/score.js b/logic/score.js
new file mode 100644
index 0000000..f05f544
--- /dev/null
+++ b/logic/score.js
@@ -0,0 +1,54 @@
+const { computeCooldown } = require('./cooldown');
+
+const CLASSIFICATION_BASE_POINTS = {
+  ACTIONABLE_NOW: 200,
+  UNASSIGNED_ACTIONABLE: 180,
+  WAITING_APPROVAL: 40,
+  INSUFFICIENT_CONTEXT: 0,
+  WAITING_REQUESTER: -150,
+  WAITING_VENDOR: -150,
+  DEPENDENCY_BLOCKED: -150,
+  PROJECT_LONG_TERM: -120,
+  DUPLICATE_OR_OBSOLETE: -200,
+  SCHEDULED: -1000,
+  NEEDS_COORDINATION: -1000,
+};
+
+function computeScore({ ticket, aiClassification, memory, contextChanged, config, now }) {
+  const classification = aiClassification.classification;
+  const cooldown = computeCooldown({ ticket, classification, contextChanged, memory, now, config });
+
+  const baseline = Math.min(Number(ticket.score_criticidade) || 0, 150) * 0.4;
+  const semTecnicoBonus = ticket.sem_tecnico ? 30 : 0;
+
+  let actionabilityPoints = 0;
+  if (!aiClassification.is_fallback) {
+    actionabilityPoints = CLASSIFICATION_BASE_POINTS[classification] ?? 0;
+    if (actionabilityPoints > 0 && Number(aiClassification.confidence) < config.aiConfidenceThreshold) {
+      actionabilityPoints /= 2;
+    }
+  }
+
+  const scheduledNotDue = classification === 'SCHEDULED';
+  const excludedFromTop10 = cooldown.blocked || classification === 'NEEDS_COORDINATION' || scheduledNotDue;
+
+  const total = baseline + semTecnicoBonus + actionabilityPoints - cooldown.penalty;
+
+  let group = 'ranking_geral';
+  const actionableIsh = classification === 'ACTIONABLE_NOW' || classification === 'UNASSIGNED_ACTIONABLE' || aiClassification.is_fallback;
+  if (actionableIsh && ticket.sla_vencido && (ticket.prioridade >= 4 || ticket.urgencia >= 4)) group = 'critico_acionavel';
+  else if (actionableIsh && ticket.sem_tecnico) group = 'sem_tecnico';
+  else if (actionableIsh && ticket.sla_vencido) group = 'sla_vencido_acionavel';
+  else if (actionableIsh && ticket.dias_sem_interacao <= 2) group = 'quick_win';
+
+  return {
+    score: Math.round(total * 100) / 100,
+    group,
+    excludedFromTop10,
+    exclusionReason: excludedFromTop10 ? (scheduledNotDue ? 'scheduled_not_due' : cooldown.reason) : null,
+    breakdown: { baseline, semTecnicoBonus, actionabilityPoints, cooldownPenalty: cooldown.penalty },
+    cooldown,
+  };
+}
+
+module.exports = { computeScore, CLASSIFICATION_BASE_POINTS };
diff --git a/logic/score.test.js b/logic/score.test.js
new file mode 100644
index 0000000..0085f21
--- /dev/null
+++ b/logic/score.test.js
@@ -0,0 +1,65 @@
+const { test } = require('node:test');
+const assert = require('node:assert/strict');
+const { computeScore } = require('./score');
+
+const CONFIG = { aiConfidenceThreshold: 0.6, cooldownDays: 1 };
+const NOW = new Date('2026-08-24T08:00:00Z').getTime();
+
+function ticket(overrides) {
+  return Object.assign({
+    id: 1, sla_vencido: false, sem_tecnico: false, dias_sem_interacao: 5, dias_aberto: 5,
+    prioridade: 3, urgencia: 3, score_criticidade: 100,
+  }, overrides);
+}
+
+function ai(overrides) {
+  return Object.assign({
+    classification: 'ACTIONABLE_NOW', actionable_today: true, confidence: 0.9,
+    is_fallback: false, reason: 'x', evidence: [],
+  }, overrides);
+}
+
+test('chamado acionavel + SLA vencido + prioridade alta cai no grupo critico_acionavel com score alto', () => {
+  const t = ticket({ sla_vencido: true, prioridade: 5, urgencia: 5 });
+  const result = computeScore({ ticket: t, aiClassification: ai({}), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.equal(result.group, 'critico_acionavel');
+  assert.ok(result.score > 200);
+  assert.equal(result.excludedFromTop10, false);
+});
+
+test('WAITING_REQUESTER sem mudanca nao monopoliza (score baixo)', () => {
+  const t = ticket({});
+  const acionavel = computeScore({ ticket: t, aiClassification: ai({}), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  const esperando = computeScore({ ticket: t, aiClassification: ai({ classification: 'WAITING_REQUESTER' }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.ok(esperando.score < acionavel.score);
+});
+
+test('SCHEDULED nao entra antes da data (excluido do Top10)', () => {
+  const result = computeScore({ ticket: ticket({}), aiClassification: ai({ classification: 'SCHEDULED' }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.equal(result.excludedFromTop10, true);
+  assert.equal(result.exclusionReason, 'scheduled_not_due');
+});
+
+test('sem tecnico e acionavel recebe bonus e grupo sem_tecnico', () => {
+  const t = ticket({ sem_tecnico: true, sla_vencido: false });
+  const result = computeScore({ ticket: t, aiClassification: ai({ classification: 'UNASSIGNED_ACTIONABLE' }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.equal(result.group, 'sem_tecnico');
+  assert.ok(result.breakdown.semTecnicoBonus > 0);
+});
+
+test('confianca baixa reduz o peso da acionabilidade', () => {
+  const t = ticket({});
+  const altaConfianca = computeScore({ ticket: t, aiClassification: ai({ confidence: 0.9 }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  const baixaConfianca = computeScore({ ticket: t, aiClassification: ai({ confidence: 0.2 }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.ok(baixaConfianca.breakdown.actionabilityPoints < altaConfianca.breakdown.actionabilityPoints);
+});
+
+test('NEEDS_COORDINATION e excluido do Top10 diario', () => {
+  const result = computeScore({ ticket: ticket({}), aiClassification: ai({ classification: 'NEEDS_COORDINATION' }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.equal(result.excludedFromTop10, true);
+});
+
+test('fallback nao recebe bonus de acionabilidade (comportamento seguro tipo V1)', () => {
+  const result = computeScore({ ticket: ticket({}), aiClassification: ai({ is_fallback: true }), memory: null, contextChanged: true, config: CONFIG, now: NOW });
+  assert.equal(result.breakdown.actionabilityPoints, 0);
+});