Embed

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Calgary Laneways | Garage Suite Feasibility Calculator</title>

  <style>
    .calculator-container {
      background-color: #fff;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 0 10px rgba(0,0,0,0.1);
      width: 100%;
      max-width: 560px;
      margin: auto;
      font-family: Arial, sans-serif;
    }

    .calculator-container input,
    .calculator-container select,
    .calculator-container button {
      width: 100%;
      padding: 10px;
      margin: 10px 0;
      font-size: 16px;
      border: 1px solid #ccc;
      border-radius: 6px;
      background-color: #f9f9f9;
      box-sizing: border-box;
    }

    .calculator-container button {
      background-color: #000;
      color: #fff;
      border: none;
      cursor: pointer;
    }

    .calculator-container button:hover {
      background-color: #444;
    }

    .calculator-container h2 {
      text-align: center;
      margin-bottom: 15px;
      font-size: 28px;
      font-weight: 800;
      color: #000;
      line-height: 1.15;
    }

    .row-2col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    @media (max-width: 520px) {
      .row-2col { grid-template-columns: 1fr; }
    }

    .result {
      margin-top: 20px;
      background: #f8f9fa;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 0 10px rgba(0,0,0,0.05);
    }

    .result h3 {
      margin: 0 0 10px 0;
      font-size: 18px;
      color: #000;
    }

    .result p {
      font-size: 16px;
      color: #000;
      margin: 8px 0;
    }

    .badge {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 13px;
      margin-left: 8px;
    }

    .status-green {
      color: #0f5132;
      background: #d1e7dd;
      border: 1px solid #badbcc;
    }

    .status-yellow {
      color: #664d03;
      background: #fff3cd;
      border: 1px solid #ffecb5;
    }

    .status-red {
      color: #842029;
      background: #f8d7da;
      border: 1px solid #f5c2c7;
    }

    .note {
      font-size: 13px;
      color: #333;
      margin-top: 8px;
      line-height: 1.35;
    }

    hr.sep {
      border: none;
      border-top: 1px solid #ddd;
      margin: 14px 0;
    }
  </style>
</head>

<body>

<div class="calculator-container">
  <h2>Garage Suite Feasibility Calculator</h2>

  
  <label for="lotWidth">Lot Width (ft):</label>
  <input type="number" id="lotWidth" placeholder="e.g., 25" min="0" inputmode="decimal" />

  <label for="lotDepth">Lot Depth (ft):</label>
  <input type="number" id="lotDepth" placeholder="e.g., 120" min="0" inputmode="decimal" />

  <label for="zoning">Zoning (optional):</label>
  <select id="zoning">
    <option value="">Select</option>
    <option>R-C1</option><option>R-C1s</option><option>R-C2</option><option>R-C2s</option><option>R-CG</option>
    <option>R-G</option><option>R-Gm</option><option>R-2</option><option>R-2M</option>
    <option>M-CG</option><option>M-C1</option><option>M-C2</option><option>M-G</option>
    <option>DC (Direct Control)</option><option>Other / Unknown</option>
  </select>

  
  <div class="row-2col">
    <div>
      <label for="garageType">Garage Type:</label>
      <select id="garageType">
        <option value="Detached" selected>Detached</option>
        <option value="Attached">Attached</option>
      </select>
    </div>
    <div>
      <label for="suiteSize">Suite Size (sq ft):</label>
      <input type="number" id="suiteSize" placeholder="e.g., 700" min="0" inputmode="decimal" />
    </div>
  </div>

  <div class="row-2col">
    <div>
      <label for="bedrooms">Bedrooms:</label>
      <select id="bedrooms">
        <option value="0">Studio</option>
        <option value="1" selected>1</option>
        <option value="2">2</option>
        <option value="3">3</option>
      </select>
    </div>
    <div>
      <label for="bathrooms">Bathrooms:</label>
      <select id="bathrooms">
        <option value="1" selected>1</option>
        <option value="1.5">1.5</option>
        <option value="2">2</option>
        <option value="2.5">2.5</option>
        <option value="3">3</option>
      </select>
    </div>
  </div>

  <div class="row-2col">
    <div>
      <label for="basementUnder">Basement Under Garage:</label>
      <select id="basementUnder">
        <option value="No" selected>No</option>
        <option value="Yes">Yes</option>
      </select>
    </div>
    <div>
      <label for="elevator">Elevator:</label>
      <select id="elevator">
        <option value="No" selected>No</option>
        <option value="Yes">Yes</option>
      </select>
    </div>
  </div>

  
  <label for="monthlyRent">Estimated Monthly Rent ($):</label>
  <input type="number" id="monthlyRent" placeholder="e.g., 2300" min="0" inputmode="decimal" />

  <label for="costPerSqft">Construction Cost / sq ft ($):</label>
  <input type="number" id="costPerSqft" placeholder="e.g., 265" value="265" min="0" inputmode="decimal" />

  
  <div class="row-2col">
    <div>
      <label for="downPct">Down Payment (%):</label>
      <input type="number" id="downPct" placeholder="e.g., 20" value="20" step="0.1" min="0" inputmode="decimal" />
    </div>
    <div>
      <label for="interestRate">Interest Rate (%):</label>
      <input type="number" id="interestRate" placeholder="e.g., 6.5" value="6.5" step="0.1" min="0" inputmode="decimal" />
    </div>
  </div>

  <label for="loanTerm">Loan Term (Years):</label>
  <input type="number" id="loanTerm" placeholder="e.g., 30" value="30" min="1" inputmode="numeric" />

  <button id="calculateBtn" type="button">Calculate</button>

  <div class="note">
    This is an estimate tool (not a permit approval or financial guarantee). Assumptions can be tuned to match Calgary Laneways pricing.
  </div>

  <div id="result" class="result"></div>
</div>

<script>
  // Click delegation (robust with dynamic page builders)
  document.addEventListener('click', function (e) {
    if (e.target && e.target.id === 'calculateBtn') calculate();
  });

  // Internal assumptions (hidden from the UI)
  const DEFAULTS = {
    utilitiesAllowance: 18000,
    softCostRate: 0.12,
    contingencyRate: 0.07,

    basementCostPerSqft: 90,
    elevatorCost: 45000,

    vacancyRate: 0.05,
    maintenanceRate: 0.05,
    insuranceAnnual: 1200,
    propertyTaxIncreaseAnnual: 1500
  };

  function money(n) {
    return n.toLocaleString('en-CA', {
      style: 'currency',
      currency: 'CAD',
      maximumFractionDigits: 0
    });
  }

  function pct(n) {
    return (n * 100).toFixed(1) + '%';
  }

  function getNum(id) {
    const v = parseFloat(document.getElementById(id).value);
    return Number.isFinite(v) ? v : NaN;
  }

  function calculate() {
    const result = document.getElementById('result');
    result.innerHTML = '';

    const suiteSize = getNum('suiteSize');
    const monthlyRent = getNum('monthlyRent');
    const costPerSqft = getNum('costPerSqft');

    const downPct = getNum('downPct') / 100;
    const interestRate = getNum('interestRate') / 100;
    const loanTermYears = parseInt(document.getElementById('loanTerm').value, 10);

    const basementUnder = document.getElementById('basementUnder').value === 'Yes';
    const elevator = document.getElementById('elevator').value === 'Yes';

    if (!Number.isFinite(suiteSize) || suiteSize <= 0 ||
        !Number.isFinite(monthlyRent) || monthlyRent <= 0 ||
        !Number.isFinite(costPerSqft) || costPerSqft <= 0) {
      result.innerHTML = `<p>Please enter valid numbers for Suite Size, Monthly Rent, and Cost / sq ft.</p>`;
      return;
    }

    if (!Number.isFinite(downPct) || downPct < 0 || downPct > 1 ||
        !Number.isFinite(interestRate) || interestRate < 0 ||
        !Number.isFinite(loanTermYears) || loanTermYears <= 0) {
      result.innerHTML = `<p>Please check financing inputs (Down Payment %, Interest Rate %, Loan Term).</p>`;
      return;
    }

    // ===== COST MODEL =====
    const baseBuild = suiteSize * costPerSqft;
    const basementCost = basementUnder ? suiteSize * DEFAULTS.basementCostPerSqft : 0;
    const elevatorCost = elevator ? DEFAULTS.elevatorCost : 0;

    const hardCosts =
      baseBuild +
      basementCost +
      elevatorCost +
      DEFAULTS.utilitiesAllowance;

    const softCosts = hardCosts * DEFAULTS.softCostRate;
    const contingency = hardCosts * DEFAULTS.contingencyRate;

    const totalProjectCost = hardCosts + softCosts + contingency;

    // ===== FINANCING =====
    const cashInvested = totalProjectCost * downPct;
    const loanAmount = Math.max(0, totalProjectCost - cashInvested);

    const monthlyRate = interestRate / 12;
    const totalPayments = loanTermYears * 12;

    let monthlyMortgage = 0;
    if (loanAmount > 0) {
      if (monthlyRate > 0) {
        monthlyMortgage = loanAmount * (monthlyRate * Math.pow(1 + monthlyRate, totalPayments)) /
                          (Math.pow(1 + monthlyRate, totalPayments) - 1);
      } else {
        monthlyMortgage = loanAmount / totalPayments;
      }
    }

    // ===== INCOME & EXPENSES =====
    const grossAnnualRent = monthlyRent * 12;

    const vacancy = grossAnnualRent * DEFAULTS.vacancyRate;
    const maintenance = grossAnnualRent * DEFAULTS.maintenanceRate;

    const operatingExpenses =
      vacancy +
      maintenance +
      DEFAULTS.insuranceAnnual +
      DEFAULTS.propertyTaxIncreaseAnnual;

    const noi = grossAnnualRent - operatingExpenses;

    const annualDebtService = monthlyMortgage * 12;
    const annualCashFlow = noi - annualDebtService;
    const monthlyNetCashFlow = annualCashFlow / 12;

    // ===== RETURNS =====
    const cashOnCash = cashInvested > 0 ? (annualCashFlow / cashInvested) : 0;
    const paybackYears = annualCashFlow > 0 ? (totalProjectCost / annualCashFlow) : Infinity;

    // ===== FEASIBILITY =====
    let status = 'RED';
    let statusClass = 'status-red';

    if (cashOnCash > 0.07 && paybackYears < 20) {
      status = 'GREEN';
      statusClass = 'status-green';
    } else if (cashOnCash >= 0.04) {
      status = 'YELLOW';
      statusClass = 'status-yellow';
    }

    const statusBadge = `<span class="badge ${statusClass}">${status}</span>`;

    result.innerHTML = `
      <h3>Results ${statusBadge}</h3>
      <p><strong>Total Project Cost:</strong> ${money(totalProjectCost)}</p>
      <p><strong>Monthly Net Cash Flow:</strong> ${money(monthlyNetCashFlow)}</p>
      <p><strong>Cash-on-Cash Return:</strong> ${pct(cashOnCash)}</p>
      <p><strong>Payback Period:</strong> ${isFinite(paybackYears) ? paybackYears.toFixed(1) + ' years' : 'N/A (negative cash flow)'}</p>

      <hr class="sep" />

      <p><strong>Cost Breakdown (Est.):</strong></p>
      <p>• Base Build: ${money(baseBuild)}</p>
      <p>• Basement Allowance: ${money(basementCost)}</p>
      <p>• Elevator: ${money(elevatorCost)}</p>
      <p>• Utilities / Site (assumed): ${money(DEFAULTS.utilitiesAllowance)}</p>
      <p>• Soft Costs (assumed): ${money(softCosts)}</p>
      <p>• Contingency (assumed): ${money(contingency)}</p>

      <hr class="sep" />

      <p style="font-size:13px;color:#333;">
        Assumptions: vacancy ${(DEFAULTS.vacancyRate*100).toFixed(0)}%, maintenance ${(DEFAULTS.maintenanceRate*100).toFixed(0)}%,
        insurance ${money(DEFAULTS.insuranceAnnual)}/yr, tax increase ${money(DEFAULTS.propertyTaxIncreaseAnnual)}/yr.
        Utilities/site ${money(DEFAULTS.utilitiesAllowance)}, soft costs ${(DEFAULTS.softCostRate*100).toFixed(0)}%, contingency ${(DEFAULTS.contingencyRate*100).toFixed(0)}% are built into the estimate.
      </p>
    `;
  }
</script>

</body>
</html>