.ig-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: flex-start; }
@media (max-width: 900px) { .ig-layout { grid-template-columns: 1fr; } }

.ig-form { display: flex; flex-direction: column; gap: 1rem; }
.ig-card { border: 1px solid var(--border-color); border-radius: var(--radius-md); overflow: hidden; }
.ig-card-title { font-size: 0.85rem; font-weight: 700; padding: 0.6rem 1rem; background: var(--bg-secondary); border-bottom: 1px solid var(--border-color); text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-secondary); }
.ig-card-body { padding: 1rem; display: flex; flex-direction: column; gap: 0.65rem; }

label.ig-lbl { font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); display: block; margin-bottom: 3px; }
input.ig-inp, textarea.ig-ta, select.ig-sel {
  width: 100%; padding: 0.45rem 0.7rem; border: 1px solid var(--border-color);
  border-radius: var(--radius-sm); background: var(--bg-input); color: var(--text-primary);
  font-size: 0.875rem; font-family: inherit;
}
input.ig-inp:focus, textarea.ig-ta:focus { outline: none; border-color: var(--color-primary); }
textarea.ig-ta { min-height: 60px; resize: vertical; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.5rem; }
@media (max-width: 600px) { .form-row-2, .form-row-3 { grid-template-columns: 1fr; } }

.ig-items { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.ig-items th { text-align: left; padding: 0.4rem 0.5rem; background: var(--bg-secondary); border-bottom: 1px solid var(--border-color); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; color: var(--text-muted); }
.ig-items td { padding: 0.35rem 0.35rem; vertical-align: middle; border-bottom: 1px solid var(--border-color); }
.ig-items input { border: 1px solid transparent; border-radius: var(--radius-sm); padding: 0.3rem 0.4rem; background: transparent; width: 100%; font-size: 0.85rem; color: var(--text-primary); }
.ig-items input:focus { border-color: var(--color-primary); background: var(--bg-input); outline: none; }
.ig-items .col-desc { width: 40%; }
.ig-items .col-qty { width: 12%; }
.ig-items .col-rate { width: 18%; }
.ig-items .col-amount { width: 18%; text-align: right; font-weight: 600; color: var(--text-primary); padding-right: 0.5rem; }
.ig-items .col-del { width: 6%; text-align: center; }
.ig-del-btn { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 1rem; padding: 0.2rem 0.4rem; border-radius: var(--radius-sm); }
.ig-del-btn:hover { color: #dc2626; background: #fee2e2; }
.ig-items-footer { display: flex; justify-content: space-between; align-items: center; padding: 0.5rem 0 0; }
.ig-totals { display: flex; flex-direction: column; gap: 0.25rem; align-items: flex-end; font-size: 0.9rem; min-width: 200px; }
.ig-total-row { display: flex; gap: 1rem; justify-content: space-between; width: 100%; }
.ig-total-row.grand { font-size: 1.05rem; font-weight: 900; border-top: 2px solid var(--border-color); padding-top: 0.25rem; margin-top: 0.1rem; color: var(--color-primary); }
.ig-total-label { color: var(--text-muted); font-size: 0.85rem; }
.ig-total-val { font-weight: 600; }

.ig-preview-wrap { position: sticky; top: 1rem; }
.ig-preview {
  background: #fff; color: #111;
  border: 1px solid var(--border-color); border-radius: var(--radius-md);
  padding: 2rem; font-family: Arial, sans-serif; font-size: 10pt; line-height: 1.5;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08); min-height: 500px;
}
.iv-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.iv-logo { font-size: 18pt; font-weight: 900; color: #111; }
.iv-invoice-label { text-align: right; }
.iv-invoice-label .iv-title { font-size: 20pt; font-weight: 700; color: #111; text-transform: uppercase; letter-spacing: 0.05em; }
.iv-invoice-label .iv-num { font-size: 9pt; color: #666; }
.iv-parties { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.iv-party-label { font-size: 8pt; text-transform: uppercase; letter-spacing: 0.08em; color: #999; font-weight: 700; margin-bottom: 4px; }
.iv-party-name { font-size: 11pt; font-weight: 700; color: #111; }
.iv-party-addr { font-size: 9pt; color: #555; white-space: pre-line; }
.iv-party-tax { font-size: 8.5pt; color: #444; margin-top: 6px; }
.iv-dates { display: flex; gap: 24px; margin-bottom: 20px; padding: 10px 14px; background: #f9fafb; border-radius: 6px; }
.iv-date-item label { font-size: 8pt; text-transform: uppercase; letter-spacing: 0.07em; color: #999; font-weight: 700; display: block; }
.iv-date-item span { font-size: 10pt; font-weight: 600; color: #111; }
table.iv-table { width: 100%; border-collapse: collapse; margin-bottom: 16px; font-size: 9.5pt; }
table.iv-table th { background: #111; color: #fff; padding: 7px 10px; text-align: left; font-size: 8.5pt; text-transform: uppercase; letter-spacing: 0.06em; }
table.iv-table th:last-child { text-align: right; }
table.iv-table td { padding: 6px 10px; border-bottom: 1px solid #e5e7eb; }
table.iv-table td:last-child { text-align: right; font-weight: 600; }
table.iv-table tr:nth-child(even) td { background: #f9fafb; }
.iv-totals { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; margin-bottom: 20px; }
.iv-total-row { display: flex; gap: 32px; font-size: 9.5pt; }
.iv-total-row .lbl { color: #666; min-width: 80px; text-align: right; }
.iv-total-row .val { min-width: 80px; text-align: right; font-weight: 600; }
.iv-total-row.grand { font-size: 12pt; font-weight: 900; border-top: 2px solid #111; padding-top: 6px; margin-top: 2px; }
.iv-notes { font-size: 9pt; color: #555; border-top: 1px solid #e5e7eb; padding-top: 12px; }
.iv-notes-label { font-size: 8pt; text-transform: uppercase; letter-spacing: 0.07em; color: #999; font-weight: 700; margin-bottom: 4px; }
.ig-preview.iv-modern .iv-title,
.ig-preview.iv-modern .iv-logo { color: #1d4ed8; }
.ig-preview.iv-modern table.iv-table th { background: #1d4ed8; }
.ig-preview.iv-modern .iv-total-row.grand { border-top-color: #1d4ed8; color: #1d4ed8; }
.ig-preview.iv-minimal {
  box-shadow: none;
  border-color: #d1d5db;
  padding: 1.5rem;
}
.ig-preview.iv-minimal .iv-header { margin-bottom: 14px; }
.ig-preview.iv-minimal table.iv-table th {
  background: #f3f4f6;
  color: #111;
  border-bottom: 1px solid #d1d5db;
}
.ig-preview.iv-minimal table.iv-table td,
.ig-preview.iv-minimal table.iv-table th { border-bottom-color: #d1d5db; }
.ig-preview.iv-minimal table.iv-table tr:nth-child(even) td { background: #fff; }
.ig-preview.iv-minimal .iv-total-row.grand {
  border-top: 1px solid #111;
  font-size: 11pt;
}

.ig-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 0.75rem; }