cu-sanjay · cu-sanjay · Jun 15, 2026 · Jun 15, 2026
diff --git a/Projects/Public Policy Impact Simulator/README.md b/Projects/Public Policy Impact Simulator/README.md
@@ -0,0 +1,10 @@
+# Public Policy Impact Simulator
+
+Enact policy changes and observe their simulated economic effects on GDP, unemployment, inflation, budget deficit, and consumer confidence over time.
+
+## Features
+- **Policy Library** — 10 distinct policies from tax cuts to universal basic income
+- **Economic Indicators** — Real-time GDP, unemployment, inflation, deficit, and confidence tracking
+- **Impact Timeline** — Visual chart showing how each policy affects the economy over years
+
+Open `index.html` in any browser to start simulating.
diff --git a/Projects/Public Policy Impact Simulator/index.html b/Projects/Public Policy Impact Simulator/index.html
@@ -0,0 +1,59 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta name="description" content="Public Policy Impact Simulator — Enact policy changes and observe their economic effects.">
+  <title>Public Policy Impact Simulator</title>
+  <link rel="stylesheet" href="style.css">
+</head>
+<body>
+  <div class="app">
+    <header class="topbar">
+      <h1><span aria-hidden="true">&#x1F4CA;</span> Public Policy Impact Simulator</h1>
+      <p class="subtitle">Policy Changes &middot; Economic Effects</p>
+    </header>
+
+    <div class="dashboard">
+      <div class="indicators">
+        <div class="indicator"><span class="ind-label">GDP Growth</span><span class="ind-value" id="gdpVal">2.1%</span></div>
+        <div class="indicator"><span class="ind-label">Unemployment</span><span class="ind-value" id="unempVal">4.8%</span></div>
+        <div class="indicator"><span class="ind-label">Inflation</span><span class="ind-value" id="inflVal">2.3%</span></div>
+        <div class="indicator"><span class="ind-label">Budget Deficit</span><span class="ind-value" id="defVal">$340B</span></div>
+        <div class="indicator"><span class="ind-label">Consumer Confidence</span><span class="ind-value" id="confVal">72</span></div>
+        <div class="indicator"><span class="ind-label">Year</span><span class="ind-value" id="yearVal">2026</span></div>
+      </div>
+
+      <div class="main-grid">
+        <div class="panel">
+          <h2>Available Policies</h2>
+          <div class="policy-list" id="policyList"></div>
+        </div>
+
+        <div class="panel">
+          <h2>Enacted Policies</h2>
+          <div id="enactedPolicies"><p class="empty-state">No policies enacted yet. Choose from the left panel.</p></div>
+        </div>
+
+        <div class="panel wide">
+          <h2>Economic Impact Timeline</h2>
+          <div class="chart-area" id="chartArea">
+            <div class="chart-bars" id="chartBars"></div>
+          </div>
+          <div class="chart-legend">
+            <span><span class="dot" style="background:var(--green)"></span> GDP</span>
+            <span><span class="dot" style="background:var(--red)"></span> Unemployment</span>
+            <span><span class="dot" style="background:var(--gold)"></span> Inflation</span>
+          </div>
+        </div>
+      </div>
+
+      <div class="event-log">
+        <h3>Policy Impact Log</h3>
+        <div class="log-entries" id="logEntries"><p class="empty-state">Simulation started. Enact policies to see their effects.</p></div>
+      </div>
+    </div>
+  </div>
+  <script src="script.js"></script>
+</body>
+</html>
diff --git a/Projects/Public Policy Impact Simulator/project.json b/Projects/Public Policy Impact Simulator/project.json
@@ -0,0 +1,10 @@
+{
+  "title": "Public Policy Impact Simulator",
+  "description": "Enact policy changes and observe their economic effects on GDP, unemployment, inflation, and more.",
+  "entry": "index.html",
+  "tags": ["html", "css", "javascript", "simulation"],
+  "author": {
+    "name": "Girish Madarkar",
+    "github": "Girish0902"
+  }
+}
diff --git a/Projects/Public Policy Impact Simulator/script.js b/Projects/Public Policy Impact Simulator/script.js
@@ -0,0 +1,170 @@
+const state = {
+  year: 2026,
+  gdp: 2.1,
+  unemployment: 4.8,
+  inflation: 2.3,
+  deficit: 340,
+  confidence: 72,
+  enactedPolicies: [],
+  history: [],
+};
+
+const POLICIES = [
+  {
+    name: "Cut Corporate Tax",
+    desc: "Reduce corporate tax rate from 21% to 15%",
+    effects: { gdp: 0.8, unemployment: -0.3, inflation: 0.4, deficit: 120, confidence: 5 },
+  },
+  {
+    name: "Increase Infrastructure Spending",
+    desc: "$500B investment in roads, bridges, and broadband",
+    effects: { gdp: 1.2, unemployment: -0.6, inflation: 0.3, deficit: 180, confidence: 8 },
+  },
+  {
+    name: "Raise Minimum Wage",
+    desc: "Increase federal minimum wage to $15/hour",
+    effects: { gdp: 0.1, unemployment: 0.5, inflation: 0.6, deficit: 20, confidence: 3 },
+  },
+  {
+    name: "Universal Healthcare",
+    desc: "Implement single-payer healthcare system",
+    effects: { gdp: -0.3, unemployment: 0.1, inflation: 0.2, deficit: 250, confidence: 6 },
+  },
+  {
+    name: "Education Reform",
+    desc: "Free public college and vocational training",
+    effects: { gdp: 0.5, unemployment: -0.2, inflation: 0.1, deficit: 90, confidence: 7 },
+  },
+  {
+    name: "Green Energy Subsidies",
+    desc: "Tax credits for renewable energy adoption",
+    effects: { gdp: 0.6, unemployment: -0.1, inflation: 0.2, deficit: 60, confidence: 4 },
+  },
+  {
+    name: "Deregulation Package",
+    desc: "Reduce business regulations across industries",
+    effects: { gdp: 0.7, unemployment: -0.4, inflation: 0.1, deficit: -10, confidence: 2 },
+  },
+  {
+    name: "Trade Tariffs",
+    desc: "Impose 10% tariff on imported goods",
+    effects: { gdp: -0.4, unemployment: 0.2, inflation: 1.1, deficit: -40, confidence: -3 },
+  },
+  {
+    name: "Universal Basic Income",
+    desc: "$500/month basic income for all citizens",
+    effects: { gdp: 0.3, unemployment: 0.3, inflation: 1.0, deficit: 320, confidence: 2 },
+  },
+  {
+    name: "Housing Affordability Act",
+    desc: "Subsidies and incentives for affordable housing",
+    effects: { gdp: 0.4, unemployment: -0.2, inflation: 0.3, deficit: 70, confidence: 5 },
+  },
+];
+
+const $=id=>document.getElementById(id);
+
+function addLog(msg){
+  const el=$('logEntries');
+  const e=document.createElement('div'); e.className='log-entry';
+  e.innerHTML=`<span class="year">${state.year}</span> ${msg}`;
+  el.prepend(e);
+  if(el.children.length>30) el.removeChild(el.lastChild);
+}
+
+function updateUI(){
+  $('gdpVal').textContent=state.gdp.toFixed(1)+'%';
+  $('gdpVal').style.color=state.gdp>=2?'var(--green)':state.gdp>=0?'var(--gold)':'var(--red)';
+  $('unempVal').textContent=state.unemployment.toFixed(1)+'%';
+  $('unempVal').style.color=state.unemployment<=5?'var(--green)':state.unemployment<=7?'var(--gold)':'var(--red)';
+  $('inflVal').textContent=state.inflation.toFixed(1)+'%';
+  $('inflVal').style.color=state.inflation<=3?'var(--green)':state.inflation<=5?'var(--gold)':'var(--red)';
+  $('defVal').textContent='$'+(state.deficit>=0?state.deficit:0)+'B';
+  $('defVal').style.color=state.deficit<=200?'var(--green)':state.deficit<=400?'var(--gold)':'var(--red)';
+  $('confVal').textContent=state.confidence;
+  $('confVal').style.color=state.confidence>=70?'var(--green)':state.confidence>=50?'var(--gold)':'var(--red)';
+  $('yearVal').textContent=state.year;
+
+  renderPolicies();
+  renderEnacted();
+  renderChart();
+}
+
+function renderPolicies(){
+  const list=$('policyList');
+  list.innerHTML=POLICIES.map((p,i)=>{
+    const canEnact=!state.enactedPolicies.includes(i);
+    return `<button class="policy-btn" data-idx="${i}" ${!canEnact?'disabled':''}>
+      ${p.name}
+      <span class="effects">${p.desc}<br>
+        <span class="pos">GDP: +${p.effects.gdp}%</span> ·
+        <span class="${p.effects.unemployment<0?'pos':'neg'}">Unemp: ${p.effects.unemployment>=0?'+':''}${p.effects.unemployment}%</span> ·
+        <span class="${p.effects.inflation<=0.3?'pos':'neg'}">Infl: +${p.effects.inflation}%</span> ·
+        Deficit: +$${p.effects.deficit}B
+      </span>
+    </button>`;
+  }).join('');
+  list.querySelectorAll('.policy-btn').forEach(b=>b.addEventListener('click',()=>enact(parseInt(b.dataset.idx))));
+}
+
+function enact(idx){
+  const p=POLICIES[idx];
+  state.enactedPolicies.push(idx);
+  state.gdp+=p.effects.gdp;
+  state.unemployment+=p.effects.unemployment;
+  state.inflation+=p.effects.inflation;
+  state.deficit+=p.effects.deficit;
+  state.confidence+=p.effects.confidence;
+  state.gdp=Math.round(state.gdp*10)/10;
+  state.unemployment=Math.round(Math.max(1,state.unemployment)*10)/10;
+  state.inflation=Math.round(Math.max(0,state.inflation)*10)/10;
+  state.deficit=Math.max(0,state.deficit);
+  state.confidence=Math.min(100,Math.max(0,state.confidence));
+  state.year++;
+
+  state.history.push({
+    year: state.year-1,
+    policy: p.name,
+    gdp: state.gdp,
+    unemployment: state.unemployment,
+    inflation: state.inflation,
+  });
+
+  addLog(`Enacted "${p.name}" — GDP: ${state.gdp.toFixed(1)}%, Unemployment: ${state.unemployment.toFixed(1)}%, Inflation: ${state.inflation.toFixed(1)}%`);
+  updateUI();
+}
+
+function renderEnacted(){
+  const el=$('enactedPolicies');
+  if(!state.enactedPolicies.length){
+    el.innerHTML='<p class="empty-state">No policies enacted yet. Choose from the left panel.</p>';
+    return;
+  }
+  el.innerHTML=state.enactedPolicies.map(i=>{
+    const p=POLICIES[i];
+    return `<div class="enacted-item"><span class="name">${p.name}</span><br>${p.desc}</div>`;
+  }).join('');
+}
+
+function renderChart(){
+  const bars=$('chartBars');
+  const data=state.history;
+  if(!data.length){
+    bars.innerHTML='<div class="empty-state" style="width:100%;padding:40px">Enact policies to see the economic impact timeline.</div>';
+    return;
+  }
+  const max=Math.max(...data.map(d=>Math.max(d.gdp,d.unemployment,d.inflation,5)));
+  bars.innerHTML=data.map(d=>{
+    const gH=Math.max(2,(d.gdp/max)*180);
+    const uH=Math.max(2,(d.unemployment/max)*180);
+    const iH=Math.max(2,(d.inflation/max)*180);
+    return `<div class="chart-col"><div class="chart-bar-wrap">
+      <div class="chart-bar gdp" style="height:${gH}px" title="GDP ${d.gdp}%"></div>
+      <div class="chart-bar unemp" style="height:${uH}px" title="Unemployment ${d.unemployment}%"></div>
+      <div class="chart-bar infl" style="height:${iH}px" title="Inflation ${d.inflation}%"></div>
+    </div><span class="year-label">${d.year}</span></div>`;
+  }).join('');
+}
+
+updateUI();
+addLog('Simulation started. GDP: 2.1%, Unemployment: 4.8%, Inflation: 2.3%');
diff --git a/Projects/Public Policy Impact Simulator/style.css b/Projects/Public Policy Impact Simulator/style.css
@@ -0,0 +1,39 @@
+*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
+:root{--bg:#0b1120;--surface:#111827;--card:rgba(30,41,59,0.6);--border:#334155;--gold:#d4a017;--gold-glow:rgba(212,160,23,0.12);--text:#f8fafc;--text2:#cbd5e1;--text3:#64748b;--accent:#93c5fd;--green:#22c55e;--red:#ef4444;--radius:10px;--trans:all 0.3s cubic-bezier(0.16,1,0.3,1)}
+body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text2);min-height:100vh}
+.app{max-width:1200px;margin:0 auto;padding:20px}
+.topbar{text-align:center;padding:20px 0;border-bottom:1px solid var(--border);margin-bottom:20px}
+.topbar h1{font-size:22px;font-weight:700;color:var(--gold);letter-spacing:1px}
+.topbar .subtitle{font-size:13px;color:var(--text3);margin-top:4px}
+.indicators{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-bottom:20px}
+@media(max-width:900px){.indicators{grid-template-columns:repeat(3,1fr)}}
+.indicator{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;text-align:center;backdrop-filter:blur(8px)}
+.ind-label{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:0.8px}
+.ind-value{font-family:ui-monospace,Consolas,monospace;font-size:20px;font-weight:700;color:var(--text);margin-top:4px;display:block}
+.main-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}
+.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;backdrop-filter:blur(8px)}
+.panel.wide{grid-column:1/-1}
+.panel h2{font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:1px;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--border)}
+.policy-list,.enacted-list{display:grid;gap:8px}
+.policy-btn{width:100%;padding:12px 16px;background:var(--surface);border:1px solid var(--border);border-radius:8px;color:var(--text2);font-size:13px;cursor:pointer;transition:var(--trans);text-align:left;font-family:inherit}
+.policy-btn:hover{border-color:var(--gold);background:var(--gold-glow)}
+.policy-btn .effects{font-size:11px;color:var(--text3);display:block;margin-top:4px}
+.policy-btn .effects .pos{color:var(--green)}.policy-btn .effects .neg{color:var(--red)}
+.policy-btn:disabled{opacity:0.3;cursor:not-allowed}
+.enacted-item{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px;margin-bottom:8px;font-size:12px;line-height:1.6}
+.enacted-item .name{color:var(--gold);font-weight:600}
+.chart-area{height:200px;display:flex;align-items:flex-end;padding:10px 0}
+.chart-bars{display:flex;align-items:flex-end;gap:6px;width:100%;height:100%}
+.chart-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;position:relative}
+.chart-bar-wrap{width:100%;display:flex;gap:2px;height:100%;align-items:flex-end}
+.chart-bar{flex:1;border-radius:3px 3px 0 0;min-height:2px;transition:height 0.6s cubic-bezier(0.16,1,0.3,1)}
+.chart-bar.gdp{background:var(--green)}.chart-bar.unemp{background:var(--red)}.chart-bar.infl{background:var(--gold)}
+.chart-col .year-label{font-size:9px;color:var(--text3);margin-top:4px;white-space:nowrap}
+.chart-legend{display:flex;gap:20px;justify-content:center;margin-top:8px;font-size:11px;color:var(--text2)}
+.chart-legend .dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:4px;vertical-align:middle}
+.event-log{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;backdrop-filter:blur(8px)}
+.event-log h3{font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:1px;margin-bottom:10px}
+.log-entries{max-height:200px;overflow-y:auto}
+.log-entry{padding:8px 0;border-bottom:1px solid rgba(51,65,85,0.4);font-size:12px;color:var(--text2);line-height:1.5}
+.log-entry .year{font-family:ui-monospace,Consolas,monospace;color:var(--gold)}
+.empty-state{text-align:center;padding:30px;color:var(--text3);font-size:12px}
diff --git a/Projects/Public Policy Impact Simulator/thumbnail.svg b/Projects/Public Policy Impact Simulator/thumbnail.svg