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diff --git a/templates/invoice.typ b/templates/invoice.typ
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+#set page(margin: (top: 0.75in, bottom: 1in, left: 1in, right: 1in))
+#set text(font: ("EB Garamond", "Georgia"), size: 10pt)
+#set par(leading: 0.65em)
+
+// Load invoice data from JSON file
+#let data = json("data.json")
+
+// Helper function to format hours as HH:MM
+#let format-hours(hours) = {
+  let total-minutes = calc.round(hours * 60)
+  let h = calc.floor(total-minutes / 60)
+  let m = calc.rem(total-minutes, 60)
+  str(h) + ":" + if m < 10 { "0" + str(m) } else { str(m) }
+}
+
+// Helper function to format currency with thousands separator and cents
+#let format-currency(amount) = {
+  let dollars = calc.floor(amount)
+  let cents = calc.round((amount - dollars) * 100)
+  
+  // Convert to string and add thousands separators
+  let dollar-str = str(dollars)
+  let len = dollar-str.len()
+  
+  let formatted = ""
+  for i in range(len) {
+    let digit = dollar-str.at(i)
+    formatted += digit
+    let remaining = len - i - 1
+    if remaining > 0 and calc.rem(remaining, 3) == 0 {
+      formatted += ","
+    }
+  }
+  
+  "$" + formatted + "." + if cents < 10 { "0" + str(cents) } else { str(cents) }
+}
+
+// Professional header with company info
+#let professional-header() = {
+  // Company header
+  align(left)[
+    #text(size: 9pt, fill: gray)[
+      #text(weight: "bold")[#data.contractor_name] • #data.contractor_label • #data.contractor_email
+    ]
+  ]
+  
+  v(3em)
+  
+  // Invoice title and number
+  grid(
+    columns: (1fr, auto),
+    align(left)[
+      #text(size: 28pt, weight: "bold")[Invoice]
+    ],
+    align(right)[
+      #text(size: 11pt)[
+        #text(weight: "bold")[Invoice \##data.invoice_number] \
+        #data.generated_date
+      ]
+    ]
+  )
+  
+  v(2.5em)
+}
+
+#let client-info-section() = {
+  grid(
+    columns: (1fr, 1fr),
+    gutter: 3em,
+    // Bill To section
+    [
+      #text(size: 9pt, fill: gray)[BILL TO]
+      #v(0.5em)
+      #text(size: 12pt, weight: "bold")[#data.client_name]
+      #if data.project_name != "" [
+        #v(0.3em)
+        #text(size: 10pt)[Project: #data.project_name]
+      ]
+    ],
+    // Invoice details
+    align(right)[
+      #text(size: 9pt, fill: gray)[INVOICE PERIOD]
+      #v(0.5em)
+      #text(size: 10pt)[#data.date_range_start to #data.date_range_end]
+    ]
+  )
+  
+  v(2.5em)
+}
+
+#let professional-table() = {
+  table(
+    columns: (1fr, auto, auto, auto),
+    stroke: (x, y) => if y == 0 or y == 1 { (bottom: 0.8pt + black) } else { none },
+    inset: (x: 8pt, y: 12pt),
+    align: (left, center, center, right),
+    column-gutter: 12pt,
+    
+    // Header
+    table.cell(fill: rgb("#f8f9fa"))[#text(weight: "bold", size: 9pt)[DESCRIPTION]],
+    table.cell(fill: rgb("#f8f9fa"))[#text(weight: "bold", size: 9pt)[HOURS]],
+    table.cell(fill: rgb("#f8f9fa"))[#text(weight: "bold", size: 9pt)[RATE]],
+    table.cell(fill: rgb("#f8f9fa"))[#text(weight: "bold", size: 9pt)[AMOUNT]],
+    
+    // Line items
+    ..data.line_items.map(item => (
+      text(size: 10pt)[#item.description],
+      text(size: 10pt)[#format-hours(item.hours)],
+      text(size: 10pt)[#format-currency(item.rate)],
+      text(size: 10pt, weight: "medium")[#format-currency(item.amount)]
+    )).flatten()
+  )
+}
+
+#let invoice-summary() = {
+  v(1.5em)
+  
+  // Subtotal and total section
+  align(right,
+    table(
+      columns: (auto, auto),
+      stroke: none,
+      inset: (x: 12pt, y: 6pt),
+      align: (right, right),
+      
+      [#text(size: 10pt)[Total Hours:]], [#text(size: 10pt)[#format-hours(data.total_hours)]],
+      table.hline(stroke: 0.5pt),
+      [#text(size: 12pt, weight: "bold")[Total Amount:]], [#text(size: 12pt, weight: "bold")[#format-currency(data.total_amount)]]
+    )
+  )
+}
+
+#let payment-terms() = {
+  v(3em)
+  
+  [
+    #text(size: 9pt, fill: gray)[
+      *Payment Terms:* Net 30 days. Please remit payment within 30 days of invoice date.
+    ]
+  ]
+}
+
+// Main invoice layout
+#professional-header()
+#client-info-section()
+#professional-table()
+#invoice-summary()
+//#payment-terms()