let loanSteps = “”; const currencySymbol = “£”, fixedCurrency = “GBP”; function calculateLoan(){ loanSteps=””; const amount=parseFloat(document.getElementById(“loanAmount”).value); const term=parseInt(document.getElementById(“loanTerm”).value); const rate=parseFloat(document.getElementById(“interestRate”).value)/100; if(isNaN(amount)||isNaN(term)||isNaN(rate)||amount<=0||term<=0){ alert("Please enter valid positive values for all fields."); return; } const interest = amount * rate * term; const totalRepayment = amount + interest; const monthlyPayment = totalRepayment / (term * 12); document.getElementById("monthlyPayment").value = formatCurrency(monthlyPayment); document.getElementById("totalRepayment").value = formatCurrency(totalRepayment); loanSteps += `Inputs:
Loan Amount: ${formatCurrency(amount)}
Loan Term: ${term} Years
Interest Rate: ${(rate*100).toFixed(1)}%

`; loanSteps += `Formulas:
Interest = Loan Amount × Rate × Term
Total Repayment = Loan Amount + Interest
Monthly Payment = Total Repayment / (Term × 12)

`; loanSteps += `Results:
Monthly Payment: ${formatCurrency(monthlyPayment)}
Total Repayment: ${formatCurrency(totalRepayment)}
`; loanSteps += `Tip: Shop around for the best loan deals and make sure the monthly payment fits within your budget.`; if(document.getElementById(“calculationStepsLoan”).style.display===”block”){ document.getElementById(“calculationStepsLoan”).innerHTML = loanSteps; } } function resetLoan(){ document.querySelectorAll(“#calculator input”).forEach(el=>el.value=””); loanSteps=””; document.getElementById(“calculationStepsLoan”).innerHTML=”

Not calculated yet.

“; } function toggleLoanSteps(){ const s=document.getElementById(“calculationStepsLoan”); const a=document.getElementById(“toggleArrowLoan”); if(s.style.display===”none”||s.style.display===””){ s.style.display=”block”;a.style.transform=”rotate(180deg)”; s.innerHTML=loanSteps||”

Not calculated yet.

“; }else{s.style.display=”none”;a.style.transform=”rotate(0deg)”;} } function formatCurrency(n){return currencySymbol+n.toFixed(2)+” “+fixedCurrency;}