@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #f5f4ef;
  --surface: #ffffff;
  --surface2: #f0efe9;
  --border: #e2e0d8;
  --accent: #1a472a;
  --accent-light: #2d6a4f;
  --accent-pale: #d8f3dc;
  --saffron: #e8681a;
  --saffron-pale: #fdebd0;
  --text: #1c1c1c;
  --muted: #6b6b6b;
  --danger: #c0392b;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,0.07);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
}

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

body {
  font-family: 'Sora', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}

/* ── HEADER ── */
.site-header {
  background: var(--accent);
  color: #fff;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
  position: sticky;
  top: 0;
  z-index: 200;
}
.site-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  color: #fff;
  text-decoration: none;
  font-weight: 500;
}
.site-logo span { color: #86efac; }
.site-nav a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 0.88rem;
  margin-left: 22px;
  transition: color 0.2s;
}
.site-nav a:hover { color: #fff; }

/* ── HERO STRIP ── */
.hero-strip {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: #fff;
  padding: 36px 28px 32px;
  text-align: center;
}
.hero-strip h1 { font-size: 1.9rem; font-weight: 700; line-height: 1.25; margin-bottom: 10px; }
.hero-strip h1 em { color: #86efac; font-style: normal; }
.hero-strip p { font-size: 0.95rem; color: rgba(255,255,255,0.82); max-width: 580px; margin: 0 auto 16px; }
.badge-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.badge {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 4px 14px;
  font-size: 0.78rem;
  display: flex; align-items: center; gap: 6px;
}
.badge i { color: #86efac; }

/* ── MAIN LAYOUT ── */
.page-wrap {
  max-width: 1260px;
  margin: 0 auto;
  padding: 28px 20px 60px;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 24px;
  align-items: start;
}

/* ── TABS ── */
.tab-bar {
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.tab-btn {
  flex: 1;
  padding: 9px 12px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font-family: 'Sora', sans-serif;
  font-size: 0.83rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.18s;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.tab-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(26,71,42,0.3);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── CARD ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent-pale);
  display: flex; align-items: center; gap: 8px;
}
.card-title i { font-size: 0.9rem; }

/* ── FORM GRID ── */
.form-grid {
  display: grid;
  gap: 12px;
}
.form-grid.cols-2 { grid-template-columns: 1fr 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.cols-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 0.78rem; font-weight: 500; color: var(--muted); }

input[type=text], input[type=number], input[type=date], input[type=email],
input[type=tel], select, textarea {
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  font-family: 'Sora', sans-serif;
  font-size: 0.88rem;
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,71,42,0.1);
  background: #fff;
}
textarea { resize: vertical; min-height: 60px; }
select { cursor: pointer; }

.file-input-wrap {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 14px;
  text-align: center;
  cursor: pointer;
  transition: all 0.18s;
  font-size: 0.82rem;
  color: var(--muted);
  position: relative;
}
.file-input-wrap:hover { border-color: var(--accent); color: var(--accent); }
.file-input-wrap input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file-input-wrap i { display: block; font-size: 1.2rem; margin-bottom: 5px; }

/* ── ITEM TABLE ── */
.item-table-wrap { overflow-x: auto; margin-top: 4px; }
table.item-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
table.item-table th {
  background: var(--surface2);
  padding: 9px 10px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
table.item-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table.item-table tr:last-child td { border-bottom: none; }
table.item-table tr:hover td { background: var(--bg); }
table.item-table td input, table.item-table td select {
  padding: 6px 8px;
  font-size: 0.83rem;
  border-radius: 5px;
  min-width: 60px;
}
.del-btn {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 5px;
  font-size: 0.9rem;
  transition: background 0.15s;
}
.del-btn:hover { background: #fdecea; }

/* ── BUTTONS ── */
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

.btn {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  font-family: 'Sora', sans-serif;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  display: inline-flex; align-items: center; gap: 7px;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #143d21; box-shadow: 0 4px 14px rgba(26,71,42,0.3); transform: translateY(-1px); }
.btn-saffron { background: var(--saffron); color: #fff; }
.btn-saffron:hover { background: #c85b12; box-shadow: 0 4px 14px rgba(232,104,26,0.3); transform: translateY(-1px); }
.btn-outline { background: transparent; border: 1.5px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-pale); }
.btn-danger { background: transparent; border: 1.5px solid var(--danger); color: var(--danger); }
.btn-danger:hover { background: #fdecea; }
.btn-sm { padding: 7px 12px; font-size: 0.8rem; }
.btn-add-item {
  width: 100%;
  padding: 11px;
  background: var(--accent-pale);
  color: var(--accent);
  border: 2px dashed rgba(26,71,42,0.3);
  border-radius: 8px;
  font-family: 'Sora', sans-serif;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 10px;
}
.btn-add-item:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── TOTALS PANEL ── */
.totals-grid {
  display: grid;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.total-row:last-child { border-bottom: none; }
.total-row.grand {
  background: var(--accent);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 16px;
}
.total-row.grand .val { font-family: 'JetBrains Mono', monospace; font-size: 1.1rem; }
.total-row .lbl { color: var(--muted); font-size: 0.82rem; }
.total-row .val { font-family: 'JetBrains Mono', monospace; font-weight: 600; color: var(--text); }
.total-row.grand .lbl { color: rgba(255,255,255,0.8); }
.total-row.tax-row { background: var(--saffron-pale); }
.total-row.tax-row .val { color: var(--saffron); }

/* ── INVOICE TYPE SELECTOR ── */
.inv-type-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}
.inv-type-btn {
  flex: 1;
  padding: 9px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  background: var(--surface2);
  font-family: 'Sora', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  text-align: center;
  color: var(--muted);
}
.inv-type-btn.active { background: var(--accent-pale); border-color: var(--accent); color: var(--accent); }

/* ── DISCOUNT / SHIPPING ── */
.extra-charges {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

/* ── SIDEBAR ── */
.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.sidebar-card h3 {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

/* Saved invoices */
.saved-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 10px;
  border-radius: 7px;
  border: 1px solid var(--border);
  margin-bottom: 7px;
  cursor: pointer;
  transition: all 0.15s;
  font-size: 0.83rem;
}
.saved-item:hover { border-color: var(--accent); background: var(--accent-pale); }
.saved-item .inv-no { font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; color: var(--accent); font-weight: 600; }
.saved-item .inv-client { color: var(--muted); font-size: 0.78rem; }
.saved-item .inv-amt { font-weight: 600; font-size: 0.85rem; }

/* ── INVOICE PREVIEW MODAL ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 500;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: #fff;
  border-radius: 12px;
  padding: 0;
  max-width: 800px;
  width: 100%;
  margin: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  overflow: hidden;
}
.modal-header {
  background: var(--accent);
  color: #fff;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 600;
}
.modal-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 5px;
  transition: background 0.15s;
}
.modal-close:hover { background: rgba(255,255,255,0.15); }
.modal-body { padding: 28px; overflow-x: auto; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid #e0e0e0;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

/* ── INVOICE PRINT TEMPLATE ── */
#invoicePrintArea {
  font-family: 'Sora', sans-serif;
  color: #111;
  background: #fff;
}
.inv-doc {
  max-width: 740px;
  margin: 0 auto;
}
.inv-top-bar {
  background: var(--accent);
  color: #fff;
  padding: 20px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.inv-top-bar h2 { font-size: 1.5rem; font-weight: 700; }
.inv-top-bar .inv-meta { text-align: right; font-size: 0.83rem; opacity: 0.88; }
.inv-top-bar .inv-meta strong { font-size: 1rem; }
.inv-body { padding: 24px 28px; }
.inv-parties {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 22px;
}
.inv-party h4 { font-size: 0.7rem; letter-spacing: 1.5px; text-transform: uppercase; color: #888; margin-bottom: 6px; }
.inv-party p { font-size: 0.88rem; line-height: 1.5; }
.inv-party .party-name { font-size: 1rem; font-weight: 700; color: #111; }
.inv-items-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 18px;
  font-size: 0.85rem;
}
.inv-items-table th {
  background: #1a472a;
  color: #fff;
  padding: 9px 10px;
  text-align: left;
  font-size: 0.75rem;
  letter-spacing: 0.8px;
}
.inv-items-table td {
  padding: 9px 10px;
  border-bottom: 1px solid #e8e8e8;
}
.inv-items-table tr:nth-child(even) td { background: #f8faf8; }
.inv-totals {
  display: flex;
  justify-content: flex-end;
}
.inv-totals-inner { min-width: 260px; }
.inv-total-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.87rem;
  border-bottom: 1px dashed #ddd;
}
.inv-total-row:last-child { border-bottom: none; }
.inv-grand-row {
  background: #1a472a;
  color: #fff;
  padding: 11px 14px;
  display: flex;
  justify-content: space-between;
  border-radius: 6px;
  margin-top: 8px;
  font-size: 1rem;
  font-weight: 700;
}
.inv-words {
  margin-top: 16px;
  padding: 12px 16px;
  background: #f5f9f5;
  border-left: 3px solid var(--accent);
  border-radius: 0 6px 6px 0;
  font-size: 0.82rem;
  font-style: italic;
  color: #444;
}
.inv-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid #e0e0e0;
}
.inv-sig { text-align: center; font-size: 0.8rem; color: #666; }
.inv-sig img { display: block; max-height: 55px; margin: 0 auto 6px; }
.inv-brand { font-size: 0.75rem; color: #bbb; }

/* ── GST RATE QUICK CHIPS ── */
.gst-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.gst-chip {
  padding: 5px 12px;
  border-radius: 50px;
  border: 1.5px solid var(--border);
  background: var(--surface2);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--muted);
}
.gst-chip.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── STATUS BADGE ── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
}
.status-draft { background: #fff3cd; color: #856404; }
.status-final { background: var(--accent-pale); color: var(--accent); }

/* ── TOAST ── */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--accent);
  color: #fff;
  padding: 11px 22px;
  border-radius: 50px;
  font-size: 0.86rem;
  font-weight: 500;
  opacity: 0;
  transition: all 0.3s;
  z-index: 999;
  display: flex; align-items: center; gap: 9px;
  box-shadow: 0 4px 20px rgba(26,71,42,0.35);
  white-space: nowrap;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── SEO SECTION ── */
.seo-wrap {
  grid-column: 1 / -1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 40px;
  margin-top: 8px;
}
.seo-wrap h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: var(--accent); }
.seo-wrap h3 { font-size: 1rem; font-weight: 600; margin: 20px 0 8px; }
.seo-wrap p { font-size: 0.9rem; color: #444; line-height: 1.8; margin-bottom: 10px; }
.seo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 18px 0; }
.seo-card {
  padding: 16px;
  background: var(--bg);
  border-radius: 8px;
  border: 1px solid var(--border);
}
.seo-card i { font-size: 1.2rem; color: var(--accent); margin-bottom: 8px; display: block; }
.seo-card h4 { font-size: 0.88rem; font-weight: 600; margin-bottom: 5px; }
.seo-card p { font-size: 0.8rem; color: var(--muted); margin: 0; }
.faq-item { border-bottom: 1px solid var(--border); padding: 14px 0; }
.faq-q { font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; color: var(--text); }
.faq-a { font-size: 0.87rem; color: #555; line-height: 1.7; }

/* ── FOOTER ── */
.site-footer {
  background: var(--accent);
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 20px;
  font-size: 0.82rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .page-wrap { grid-template-columns: 1fr; }
  .form-grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .seo-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .hero-strip h1 { font-size: 1.4rem; }
  .form-grid.cols-2, .form-grid.cols-3, .form-grid.cols-4 { grid-template-columns: 1fr; }
  .extra-charges { grid-template-columns: 1fr 1fr; }
  .seo-grid { grid-template-columns: 1fr; }
  .inv-parties { grid-template-columns: 1fr; }
}

/* PRINT */
@media print {
  body * { visibility: hidden; }
  #invoicePrintArea, #invoicePrintArea * { visibility: visible; }
  #invoicePrintArea { position: absolute; left: 0; top: 0; width: 100%; }
  @page { margin: 10mm; }
}