* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 40px;
  padding: 40px 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: 12px;
}

.header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  font-weight: 700;
}

.header p {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Form Section */
.form-section {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-bottom: 40px;
}

.form-group {
  margin-bottom: 40px;
}

/* Fieldset and Legend Styling */
fieldset.form-group {
  border: none;
  padding: 0;
  margin-bottom: 40px;
}

fieldset.form-group legend {
  color: #2c3e50;
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
  border-bottom: 2px solid #667eea;
  padding-bottom: 10px;
  width: 100%;
  border: none;
  background: none;
}

.form-group h3 {
  color: #2c3e50;
  margin-bottom: 20px;
  font-size: 1.3rem;
  border-bottom: 2px solid #667eea;
  padding-bottom: 10px;
}

.row {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
}

.col {
  flex: 1;
}

.col-full {
  flex: 1;
}

.col-3 {
  flex: 3;
}

.col-1 {
  flex: 1;
}

.col-remove {
  flex: 0 0 auto;
  display: flex;
  align-items: end;
  padding-bottom: 5px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: #555;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="date"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid #e1e5e9;
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.3s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

input[readonly] {
  background-color: #f8f9fa;
  color: #666;
}

/* Form Help Text */
.form-help {
  display: block;
  margin-top: 5px;
  font-size: 0.875rem;
  color: #6c757d;
  font-weight: 400;
}

/* Input Groups */
.input-group {
  display: flex;
  gap: 0;
}

.input-group input {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  border-right: none;
}

.input-group .btn-icon {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border: 2px solid #e1e5e9;
  border-left: none;
  background-color: #f8f9fa;
  color: #495057;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.3s ease;
  min-width: 50px;
}

.input-group .btn-icon:hover {
  background-color: #e9ecef;
  border-color: #667eea;
}

.input-group input:focus + .btn-icon {
  border-color: #667eea;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
  background-color: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background-color: #5a6268;
}

.remove-service {
  background-color: #dc3545;
  color: white;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}

.remove-service:hover {
  background-color: #c82333;
}

.button-group {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 30px;
}

/* Invoice Preview */
.invoice-preview {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.invoice-container {
  padding: 60px;
  max-width: 800px;
  margin: 0 auto;
  background: white;
}

.invoice-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 3px solid #667eea;
}

.invoice-title h1 {
  font-size: 3rem;
  color: #2c3e50;
  font-weight: 700;
  margin-bottom: 5px;
}

.invoice-number {
  color: #667eea;
  font-size: 1.1rem;
  font-weight: 600;
}

.consultant-info {
  text-align: right;
}

.consultant-info h3 {
  color: #2c3e50;
  font-size: 1.3rem;
  margin-bottom: 5px;
}

.consultant-info p {
  margin-bottom: 3px;
  color: #666;
}

.invoice-details {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.bill-to h4 {
  color: #667eea;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.bill-to h3 {
  color: #2c3e50;
  font-size: 1.2rem;
  margin-bottom: 5px;
}

.bill-to p {
  color: #666;
  margin-bottom: 3px;
}

.invoice-meta {
  text-align: right;
}

.meta-item {
  margin-bottom: 8px;
}

.meta-item .label {
  font-weight: 600;
  color: #555;
}

/* Services Table */
.services-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
}

.services-table th {
  background-color: #667eea;
  color: white;
  padding: 15px;
  text-align: left;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

.services-table td {
  padding: 15px;
  border-bottom: 1px solid #e1e5e9;
}

.services-table tr:nth-child(even) {
  background-color: #f8f9fa;
}

.services-table th:last-child,
.services-table td:last-child {
  text-align: right;
}

/* Invoice Totals */
.invoice-totals {
  margin-left: auto;
  width: 350px;
}

.totals-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid #e1e5e9;
}

.totals-row.total {
  font-size: 1.2rem;
  font-weight: 700;
  color: #2c3e50;
  border-bottom: 3px solid #667eea;
  border-top: 2px solid #667eea;
  padding: 15px 0;
  margin-top: 10px;
}

.total-in-words {
  margin-top: 15px;
  padding: 12px;
  background-color: #f8f9fa;
  border-radius: 6px;
  border-left: 4px solid #667eea;
}

.words-label {
  display: block;
  font-weight: 600;
  color: #555;
  font-size: 0.9rem;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#totalInWords {
  font-style: italic;
  color: #2c3e50;
  font-weight: 500;
  text-transform: capitalize;
}

/* Invoice Notes */
.invoice-notes {
  margin-top: 40px;
  padding: 20px;
  background-color: #f8f9fa;
  border-radius: 8px;
  border-left: 4px solid #667eea;
}

.invoice-notes h4 {
  color: #2c3e50;
  margin-bottom: 10px;
}

.invoice-notes p {
  color: #666;
  line-height: 1.6;
}

/* Preview Actions */
.preview-actions {
  padding: 30px;
  background-color: #f8f9fa;
  text-align: center;
  border-top: 1px solid #e1e5e9;
}

.preview-actions button {
  margin: 0 10px;
}

/* Currency Symbols */
.currency-symbol::before {
  content: "$";
}

[data-currency="EUR"] .currency-symbol::before {
  content: "€";
}

[data-currency="GBP"] .currency-symbol::before {
  content: "£";
}

[data-currency="CAD"] .currency-symbol::before {
  content: "C$";
}

[data-currency="AUD"] .currency-symbol::before {
  content: "A$";
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .form-section {
    padding: 20px;
  }

  .row {
    flex-direction: column;
    gap: 10px;
  }

  .invoice-container {
    padding: 30px 20px;
  }

  .invoice-header {
    flex-direction: column;
    gap: 20px;
  }

  .consultant-info {
    text-align: left;
  }

  .invoice-details {
    flex-direction: column;
    gap: 20px;
  }

  .invoice-meta {
    text-align: left;
  }

  .services-table {
    font-size: 14px;
  }

  .services-table th,
  .services-table td {
    padding: 10px 8px;
  }

  .invoice-totals {
    width: 100%;
  }

  .total-in-words {
    margin-top: 15px;
  }

  .button-group {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 300px;
  }
}

/* Print Styles */
@media print {
  /* Set A4 page format */
  @page {
    size: A4;
    margin: 15mm 10mm;
  }

  * {
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  body {
    background: white;
    margin: 0;
    padding: 0;
    font-size: 11pt;
    line-height: 1.3;
    width: 100%;
  }

  /* Hide all non-invoice elements */
  .header,
  .form-section,
  .preview-actions,
  .footer {
    display: none !important;
  }

  /* Show only the invoice content */
  .invoice-preview {
    display: block !important;
    box-shadow: none;
    border-radius: 0;
    margin: 0;
    padding: 0;
    width: 100%;
    height: auto;
  }

  .invoice-container {
    padding: 15mm 10mm;
    max-width: 190mm;
    width: 100%;
    margin: 0 auto;
    box-shadow: none;
    border: none;
    font-size: 11pt;
    line-height: 1.3;
    box-sizing: border-box;
  }

  /* Ensure proper page layout */
  .container {
    max-width: none;
    margin: 0;
    padding: 0;
    width: 100%;
  }

  /* Optimize invoice layout for print */
  .invoice-header {
    margin-bottom: 15mm;
    page-break-inside: avoid;
    padding-bottom: 10mm;
    display: flex !important;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 2pt solid #667eea !important;
  }

  .invoice-title h1 {
    font-size: 28pt;
    margin-bottom: 3pt;
    font-weight: 700;
    color: #2c3e50;
  }

  .invoice-number {
    font-size: 11pt;
    color: #667eea;
    font-weight: 600;
  }

  .consultant-info {
    text-align: right;
    max-width: 45%;
  }

  .consultant-info h3 {
    font-size: 11pt;
    margin-bottom: 2pt;
    color: #2c3e50;
    font-weight: 600;
  }

  .consultant-info p {
    font-size: 9pt;
    margin-bottom: 1pt;
    color: #666;
    line-height: 1.2;
  }

  .invoice-details {
    margin-bottom: 15mm;
    page-break-inside: avoid;
    display: flex !important;
    justify-content: space-between;
    align-items: flex-start;
  }

  .bill-to {
    max-width: 50%;
  }

  .bill-to h4 {
    font-size: 9pt;
    margin-bottom: 5pt;
    color: #667eea;
    text-transform: uppercase;
    letter-spacing: 0.5pt;
    font-weight: 600;
  }

  .bill-to h3 {
    font-size: 12pt;
    margin-bottom: 2pt;
    color: #2c3e50;
    font-weight: 600;
  }

  .bill-to p {
    font-size: 9pt;
    margin-bottom: 1pt;
    color: #666;
    line-height: 1.2;
  }

  .invoice-meta {
    text-align: right;
    max-width: 45%;
  }

  .meta-item {
    margin-bottom: 3pt;
    font-size: 9pt;
    line-height: 1.2;
  }

  .meta-item .label {
    font-weight: 600;
    color: #555;
  }

  .services-table {
    page-break-inside: auto;
    margin-bottom: 10mm;
    font-size: 9pt;
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
  }

  .services-table th {
    font-size: 8pt;
    padding: 6pt 8pt;
    background-color: #667eea !important;
    color: white !important;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.3pt;
    text-align: left;
  }

  .services-table th:last-child {
    text-align: right;
  }

  .services-table td {
    font-size: 9pt;
    padding: 6pt 8pt;
    border-bottom: 1pt solid #e1e5e9;
    line-height: 1.2;
  }

  .services-table td:last-child {
    text-align: right;
    font-weight: 600;
  }

  .services-table thead {
    page-break-after: avoid;
  }

  .services-table tr {
    page-break-inside: avoid;
  }

  .services-table tr:nth-child(even) {
    background-color: #f8f9fa;
  }

  .invoice-totals {
    page-break-inside: avoid;
    margin-bottom: 10mm;
    width: 60mm;
    margin-left: auto;
    clear: both;
  }

  .totals-row {
    padding: 3pt 0;
    font-size: 9pt;
    display: flex;
    justify-content: space-between;
    border-bottom: 0.5pt solid #e1e5e9;
  }

  .totals-row.total {
    font-size: 11pt;
    padding: 8pt 0;
    margin-top: 5pt;
    font-weight: 700;
    color: #2c3e50;
    border-top: 1.5pt solid #667eea !important;
    border-bottom: 1.5pt solid #667eea !important;
  }

  .total-in-words {
    font-size: 8pt;
    margin-top: 8pt;
    padding: 6pt;
    background-color: #f8f9fa;
    border-radius: 3pt;
    border-left: 2pt solid #667eea;
    page-break-inside: avoid;
  }

  .words-label {
    font-size: 7pt;
    margin-bottom: 2pt;
    font-weight: 600;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.3pt;
  }

  #totalInWords {
    font-size: 8pt;
    font-style: italic;
    color: #2c3e50;
    font-weight: 500;
    text-transform: capitalize;
    line-height: 1.2;
  }

  .invoice-notes {
    page-break-inside: avoid;
    margin-top: 15mm;
    padding: 10pt;
    background-color: #f8f9fa;
    border-radius: 4pt;
    border-left: 2pt solid #667eea;
  }

  .invoice-notes h4 {
    font-size: 10pt;
    margin-bottom: 5pt;
    color: #2c3e50;
    font-weight: 600;
  }

  .invoice-notes p {
    font-size: 8pt;
    line-height: 1.3;
    color: #666;
  }

  /* Remove unnecessary spacing and elements */
  .invoice-header {
    display: flex !important;
    justify-content: space-between;
    align-items: flex-start;
  }

  .invoice-details {
    display: flex !important;
    justify-content: space-between;
  }

  /* Hide any unnecessary elements that might appear */
  button,
  .btn,
  .preview-actions {
    display: none !important;
  }

  /* Ensure proper line heights for readability */
  p,
  td,
  th {
    line-height: 1.2;
  }

  /* Force exact dimensions for print mode */
  .print-mode .invoice-preview {
    width: 210mm !important;
    min-height: 297mm !important;
    margin: 0 auto !important;
    background: white !important;
    box-sizing: border-box;
  }

  .print-mode .invoice-container {
    max-width: 190mm !important;
    margin: 0 auto !important;
    padding: 15mm 10mm !important;
    box-sizing: border-box;
    font-size: 11pt;
    line-height: 1.3;
  }
}

/* Footer */
.footer {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 30px 0;
  margin-top: 50px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copyright p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  font-weight: 500;
}

.footer-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.footer-link svg {
  width: 18px;
  height: 18px;
}

/* Footer responsive */
@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}