Card updates

src/data/cards.js

@@ -187,7 +187,7 @@ export const CARDS = {
     },
 
     production_deploy: {
-        id: "production_deploy", name: "Production Deploy", cost: 3, type: "attack", text: "Deal 25. Lose 5 HP.",
+        id: "production_deploy", name: "Production Deploy", cost: 2, type: "attack", text: "Deal 25. Lose 5 HP.",
         effect: (ctx) => {
             ctx.deal(ctx.enemy, ctx.scalarFromWeak(25));
             ctx.player.hp = Math.max(1, ctx.player.hp - 5);
@@ -203,13 +203,87 @@ export const CARDS = {
             ctx.log("The sugar crash hits hard, draining your energy!");
         }
     },
+
+    stack_overflow: {
+        id: "stack_overflow", name: "Stack Overflow", cost: 1, type: "attack", text: "Deal damage equal to cards in hand.",
+        effect: (ctx) => ctx.deal(ctx.enemy, ctx.scalarFromWeak(ctx.player.hand.length))
+    },
+
+    ctrl_z: {
+        id: "ctrl_z", name: "Ctrl+Z", cost: 1, type: "skill", text: "Return a random card from discard to hand.",
+        effect: (ctx) => {
+            if (ctx.player.discard.length > 0) {
+                const randomId = ctx.player.discard[Math.floor(Math.random() * ctx.player.discard.length)];
+                if (ctx.moveFromDiscardToHand(randomId)) {
+                    ctx.log(`Ctrl+Z brings back ${CARDS[randomId].name}!`);
+                } else {
+                    ctx.log("Ctrl+Z failed to undo anything.");
+                }
+            } else {
+                ctx.log("Nothing to undo!");
+            }
+        }
+    },
+
+    rubber_duck: {
+        id: "rubber_duck", name: "Rubber Duck Debug", cost: 0, type: "skill", text: "Draw 1. Reveal enemy intent.",
+        effect: (ctx) => {
+            ctx.draw(1);
+            const intent = ctx.enemy.intent;
+            ctx.log(`Rubber duck reveals: Enemy will ${intent.type} for ${intent.value || 'unknown'} next turn.`);
+        }
+    },
+
+    infinite_loop: {
+        id: "infinite_loop", name: "Infinite Loop", cost: 2, type: "skill", text: "Play the same card twice this turn. Exhaust.",
+        exhaust: true,
+        effect: (ctx) => {
+            if (ctx.lastCard && ctx.lastCard !== "infinite_loop") {
+                const card = ctx.player.hand.find(c => c.id === ctx.lastCard);
+                if (card) {
+                    ctx.replayCard(card);
+                } else {
+                    ctx.log("Infinite loop has nothing to repeat!");
+                }
+            } else {
+                ctx.log("Infinite loop needs a previous card to repeat!");
+            }
+        }
+    },
+
+    npm_audit: {
+        id: "npm_audit", name: "npm audit", cost: 1, type: "skill", text: "Gain 3 Block per curse in deck.",
+        effect: (ctx) => {
+            const curseCount = ctx.countCardType("curse");
+            const blockGain = curseCount * 3;
+            ctx.player.block += blockGain;
+            ctx.log(`npm audit found ${curseCount} vulnerabilities. Gain ${blockGain} Block.`);
+        }
+    },
+
+    git_push_force: {
+        id: "git_push_force", name: "git push --force", cost: 0, type: "attack", text: "Deal 15. Put random card from hand on top of draw pile.",
+        effect: (ctx) => {
+            ctx.deal(ctx.enemy, ctx.scalarFromWeak(15));
+            if (ctx.player.hand.length > 1) { // Don't remove this card itself
+                const otherCards = ctx.player.hand.filter(c => c.id !== "git_push_force");
+                if (otherCards.length > 0) {
+                    const randomCard = otherCards[Math.floor(Math.random() * otherCards.length)];
+                    const handIdx = ctx.player.hand.findIndex(c => c === randomCard);
+                    const [card] = ctx.player.hand.splice(handIdx, 1);
+                    ctx.player.draw.push(card.id);
+                    ctx.log(`${card.name} was force-pushed back to your deck!`);
+                }
+            }
+        }
+    },
 };
 
 
 export const STARTER_DECK = [
-    "segfault", "raw_dog", "coffee_rush",
+    "strike", "strike", "defend", "defend",
-    "skill_issue", "vibe_code", "404",
+    "segfault", "coffee_rush", "skill_issue", "git_commit",
-    "git_commit", "ligma", "task_failed_successfully", "virgin"
+    "ligma", "raw_dog"
 ];
 
 export const CARD_POOL = [
@@ -217,5 +291,6 @@ export const CARD_POOL = [
     "dark_mode", "object_object", "just_one_game", "colon_q", "vibe_code",
     "raw_dog", "task_failed_successfully", "recursion", "git_commit", "memory_leak",
     "code_review", "pair_programming", "hotfix", "ligma", "merge_conflict",
-    "virgin", "production_deploy"
+    "virgin", "production_deploy", "stack_overflow", "ctrl_z", "rubber_duck",
+    "infinite_loop", "npm_audit", "git_push_force"
 ];

src/engine/battle.js

@@ -1,6 +1,7 @@
 import { ENEMIES } from "../data/enemies.js";
 import { RELICS } from "../data/relics.js";
-import { draw, endTurnDiscard, clamp } from "./core.js";
+import { CARDS } from "../data/cards.js";
+import { draw, endTurnDiscard, clamp, cloneCard } from "./core.js";
 
 export function createBattle(ctx, enemyId) {
     const enemyData = ENEMIES[enemyId];
@@ -174,6 +175,31 @@ export function makeBattleContext(root) {
         showDamageNumber: root.showDamageNumber,
         lastCard: null,
         flags: {},
+        // New mechanics for advanced cards
+        moveFromDiscardToHand: (cardId) => {
+            const idx = root.player.discard.findIndex(id => id === cardId);
+            if (idx >= 0) {
+                const [id] = root.player.discard.splice(idx, 1);
+                const originalCard = CARDS[id];
+                if (originalCard) {
+                    const clonedCard = cloneCard(originalCard);
+                    root.player.hand.push(clonedCard);
+                    return true;
+                }
+            }
+            return false;
+        },
+        countCardType: (type) => {
+            const allCards = [...root.player.deck, ...root.player.hand.map(c => c.id), ...root.player.draw, ...root.player.discard];
+            return allCards.filter(id => CARDS[id]?.type === type).length;
+        },
+        replayCard: (card) => {
+            // Temporarily replay a card without removing it from hand
+            if (typeof card.effect === 'function') {
+                card.effect(root);
+                root.log(`${card.name} is replayed!`);
+            }
+        },
     };
 }
 

src/main.js

@@ -131,10 +131,6 @@ const root = {
     },
 
     save() {
-        if (this._battleInProgress) {
-            return;
-        }
-        
         try {
             const saveData = {
                 player: this.player,
@@ -142,6 +138,7 @@ const root = {
                 relicStates: this.relicStates,
                 completedNodes: this.completedNodes,
                 logs: this.logs.slice(-50), // Keep last 50 logs
+                battleInProgress: this._battleInProgress || false,
                 timestamp: Date.now()
             };
             localStorage.setItem('birthday-spire-save', JSON.stringify(saveData));
@@ -160,6 +157,7 @@ const root = {
                 this.relicStates = data.relicStates || [];
                 this.completedNodes = data.completedNodes || [];
                 this.logs = data.logs || [];
+                this._battleInProgress = data.battleInProgress || false;
                 
 
                 this.restoreCardEffects();
@@ -382,12 +380,21 @@ function showCountdown(birthday) {
 }
 
 function loadNormalGame() {
-    // Clear old saves to prevent card ID conflicts after refactoring
-    root.clearOldSaves();
-    
     const hasLoadedData = root.load();
     if (hasLoadedData) {
-        renderMap(root);
+        // If we were in a battle, resume it
+        if (root._battleInProgress) {
+            const node = root.map.nodes.find(n => n.id === root.nodeId);
+            if (node && (node.kind === "battle" || node.kind === "elite" || node.kind === "boss")) {
+                root.go(root.nodeId);
+            } else {
+                // Battle state inconsistent, go to map
+                root._battleInProgress = false;
+                renderMap(root);
+            }
+        } else {
+            renderMap(root);
+        }
     } else {
         root.reset();
     }

style.css

@@ -14,7 +14,7 @@
 body {
     margin: 0;
     font-family: "JetBrains Mono", ui-monospace, Menlo, Consolas;
-    background: linear-gradient(180deg, var(--bg), var(--bg2));
+    background: #000;
     color: var(--text)
 }
 
@@ -3364,8 +3364,8 @@ h3 {
 
 .deck-stack-card .card-count-badge {
     position: absolute;
-    top: -3px;
+    top: 3px;
-    right: -3px;
+    right: 5%;
     background: #dc3545;
     color: white;
     border-radius: 50%;