Offer Ixian Nexus replacement after native BG purchases

game/engine.ts

@@ -9979,11 +9979,11 @@ function ixianNexusReplacementIntegrity(g: Game): void {
   nexusRule(() => validateIxianReplacementSource(ixianNexusReplacementContext(g),pending,
     ixianNexusReplacementParent(g)));
 }
-function offerIxianNexusReplacement(g: Game, printedKarama: boolean): boolean {
+function offerIxianNexusReplacement(g: Game): boolean {
   if (!g.nexusIxianReplacementPreview) return false;
   const sale = g.currentAuctionSale;
   const buyer = sale && getPlayer(g,sale.winner);
-  if (!sale || !buyer || sale.origin !== 'normal' || (sale.free && !printedKarama) ||
+  if (!sale || !buyer || sale.origin !== 'normal' ||
     buyer.faction === 'harkonnen' || buyer.ally || !g.nexusCards?.cards?.hands[buyer.id]) return false;
   requireRule(!g.response && !g.phaseOpening && !g.truthtrance && !g.pendingKarama,
     'Finish the original auction priority before offering the purchased-card choice.');
@@ -13218,7 +13218,7 @@ function auctionNext(g: Game) {
   a.active = next.player;
   g.active = a.active;
 }
-function settleAuction(g: Game, free = false, automatic = false, emperorNexus = false, printedKarama = false) {
+function settleAuction(g: Game, free = false, automatic = false, emperorNexus = false) {
   const a = g.auction!;
   const winner = getPlayer(g, a.bidder!);
   if (!free) payWithAlly(g, winner, a.bid, a.allyPayment ?? 0);
@@ -13254,7 +13254,7 @@ function settleAuction(g: Game, free = false, automatic = false, emperorNexus =
   if (ixians && winner.ally === ixians.id) {
     g.pendingIxAlly = { player: winner.id, card: a.cards[a.index].id, free };
     g.decision = { kind: 'ixAllyCard', player: winner.id };
-  } else if (!offerIxianNexusReplacement(g,printedKarama)) continueAuctionSale(g, free);
+  } else if (!offerIxianNexusReplacement(g)) continueAuctionSale(g, free);
 }
 function currentAuctionContinuationQuote(
   g: Game,
@@ -14630,7 +14630,7 @@ function completeKarama(g: Game, p: Player, use: KaramaUse, card?: Card) {
     );
   } else {
     if (use.kind === 'purchase') g.auction!.bidder = p.id;
-    settleAuction(g, true, false, false, card?.effect === 'karama');
+    settleAuction(g, true);
   }
 }
 function auctionSpicePaymentFunded(g: Game, p: Player) {

game/reference.ts

@@ -4516,7 +4516,7 @@ export const RULE_TOPICS: RuleTopic[] = [
       'This fresh local profile admits two-to-six unique classic-faction seats in Basic or Advanced with base Treachery, or additionally Basic Tleilaxu plus classic opponents with the original Ix47 deck and Ixians absent. Nexus alone; optional Sandtrout is omitted only in the fresh native variant. Advanced Tleilaxu, other native expansions, Leader Skills, Homeworlds, Semuta, Discoveries, Ecaz variants and other overlays remain guarded. No public start or saved-game upgrade.',
       'Nexus has no starting deal. A draw requires a qualifying closing Nexus with an alliance. A two-seat profile can continue its base game but cannot naturally create an unallied Secret Ally holder; actual replacement needs at least three seats, or four for two simultaneous unallied recipients.',
       'The photographed publisher face grants an independent Secret Ally operation when Ixians are absent. Remain unallied and hold the actual singleton Ixian Nexus. Native Ixian allied replacement is a different cancelable advantage and is not removed or used as a fallback. The adopted unofficial Advanced rulebook supplies relevant core rules, not this absent Nexus face or a new Nexus ruling.',
-      'Wait for a genuine normal-auction purchase, paid with spice or through an actual printed Karama purchase, including direct printed acquisition before a positive bid. Native Bene Gesserit Worthless/Truthtrance substitutions continue unchanged without this bounded offer; that producer limit is not a ruling that they are not purchases. A Harkonnen buyer and cache, Black Market or special-purchase origins are guarded pending bonus priority and independent Nexus cache-scope rulings. A Harkonnen rival remains allowed. Gifts, bonus draws, Technology swaps and old hand cards are not eligible purchases.',
+      'Wait for a genuine normal-auction purchase, paid with spice or through Karama, including direct acquisition before a positive bid. A successful native Advanced BG Worthless-as-Karama conversion gets the same independent replacement choice after its native counter resolves. Canceling direct acquisition supplies no purchase; a canceled winning-payment conversion follows native funded spice recovery and, if bought, supplies a paid receipt instead. Harkonnen buyers and cache, Black Market or special-purchase origins remain guarded pending their separate bonus priority and Nexus scope. Gifts, bonus draws, Technology swaps and old hand cards are not purchases.',
       'Every publicly unallied supported buyer with public held-Nexus presence receives the same neutral Purchased card choice, irrespective of the secret face. An irrelevant-face buyer may Pass but cannot Use. This is an inferred development privacy convention, not publisher-prescribed timing or a general resolution of pending anytime and response-priority questions.',
       'Only the buyer may inspect its already-owned purchased card in this choice. You may inspect your own actually held Nexus through the existing authorized inspector; the prompt does not identify anybody else’s Nexus. Rivals receive no purchased or replacement face, private price, receipt, deck order or eligibility reason. Earlier Atreides auction inspection does not grant a peek of the replacement.',
       'Pass keeps your purchased card and Nexus and closes this purchase opportunity. Use spends your physical Ixian Nexus once and discards exactly that just-purchased Treachery Card before drawing the actual next deck card. You cannot select another held card, replacement face, price or recipient; both actions bind only the offered event.',
@@ -4528,11 +4528,11 @@ export const RULE_TOPICS: RuleTopic[] = [
     example: 'You buy a card for four spice and inspect it privately. Pass keeps it and the Nexus. Use keeps the original four-spice purchase settled, spends Ixian Nexus, discards that exact card and draws the next deck card. If the draw deck is empty, its new discard joins the actual recycled pile and can be drawn again.',
     related: ['nexus-cards', 'bidding', 'ix-technology', 'card-karama', 'alliance-funding', 'privacy', 'implementation-checklist'],
     checklist: [
-      { area: 'Implementation', status: 'Partial', detail: 'The fresh bounded profile binds the exact canonical normal paid/printed Karama purchase, physical replacement and closed-event history to native payment/discard/draw/auction continuation. Harkonnen buyers, special origins and combined modules remain guarded.', evidence: ['game/nexus-ixian-replacement.ts', 'game/engine.ts', 'tools/prototype-room.ts'] },
+      { area: 'Implementation', status: 'Partial', detail: 'The fresh bounded profile binds the exact canonical normal purchase, physical replacement and closed-event history to native settlement. Successful BG converted acquisition/payment now composes after its native counter; denied direct acquisition and funded paid recovery remain distinct. Harkonnen buyers, special origins and combined modules remain guarded.', evidence: ['game/nexus-ixian-replacement.ts', 'game/engine.ts', 'tools/prototype-room.ts'] },
       { area: 'Player controls', status: 'Partial', detail: 'Neutral Purchased card choice separates buyer-only purchased-card inspection and legal Use/Pass from public waiting; own-held Nexus inspection grants no rival entitlement. Broader presentation acceptance remains open.', evidence: ['components/nexus-ixian-replacement.tsx', 'components/game-table.tsx'] },
-      { area: 'AI', status: 'Partial', detail: 'All four minimal legal policies consume only their own projected event and eligibility while the underlying auction waits. Full strategy and difficulty calibration remain unfinished.', evidence: ['game/bots.ts'] },
+      { area: 'AI', status: 'Partial', detail: 'All four minimal legal policies consume only their own projected event and eligibility while the underlying auction waits. Eight original-state legal actions cover BG converted acquisition/payment. Full strategy and difficulty calibration remain unfinished.', evidence: ['game/bots.ts'] },
       { area: 'Documentation', status: 'Partial', detail: 'Photographed face, exact physical target, full-hand/empty-deck rules, original settlement once, privacy convention and unresolved cache/Harkonnen/priority boundaries are recorded without PDF Nexus authority or full-family claims.', evidence: ['docs/NEXUS_IXIAN_REPLACEMENT_RULES.md', 'docs/NEXUS_CARD_RULES.md', 'docs/RULE_DECISIONS.md'] },
-      { area: 'Verification', status: 'Partial', detail: 'Original base acquisition/full-hand/depleted-pool/native ledger and private/SQLite/phone evidence remains historical. Native Basic Tleilaxu/Ix47: four meaningful regressions, shared affected110 and final native/guide26, twelve actual card/policy programs, original CLI and390px Thumper-to-Amal/spent-Nexus/buyer3/Emperor10-to12 before phase4 opening. No new assurance campaign; full families/modules and deployment remain open.', evidence: ['tests/nexus-ixian-replacement.test.ts', 'tests/nexus-ixian-replacement-engine.test.ts', 'tests/fixtures/nexus-ixian-native-depleted.json', 'tests/fixture-nexus-ixian-replacement.ts', 'tests/fixture-native-ixian-replacement.ts', 'tests/native-ixian-replacement.test.ts', 'tests/nexus-ixian-replacement-controls.test.tsx', 'tests/bot-nexus-ixian-replacement.test.ts', 'tests/nexus-ixian-replacement-recovery.test.ts', 'tests/prototype-room.test.ts', 'docs/NEXUS_IXIAN_REPLACEMENT_RULES.md'] },
+      { area: 'Verification', status: 'Partial', detail: 'Earlier base/native Tleilaxu acquisition, custody, private/recovery and phone evidence remains historical. New BG composition: four meaningful behavior cases, affected nine-file74/74, four original Use/Pass runtime paths, eight legal policy actions and two actual390px original-source replacement/Keep journeys pass. Controlled counter custody separately covers denied direct acquisition versus native funded paid recovery. No new saved/deployed assurance; full families/modules remain open.', evidence: ['tests/nexus-ixian-replacement.test.ts', 'tests/nexus-ixian-replacement-engine.test.ts', 'tests/fixtures/nexus-ixian-native-depleted.json', 'tests/fixture-nexus-ixian-replacement.ts', 'tests/fixture-native-ixian-replacement.ts', 'tests/native-ixian-replacement.test.ts', 'tests/bg-ixian-replacement.test.ts', 'tests/fixture-bg-ixian-replacement.ts'] },
     ],
   },
   {