:root {
  --ink: #1F2937;
  --ink-soft: #6B7280;
  --navy: #111827;
  --navy-deep: #030712;
  --paper: #F9FAFB;
  --card: #FFFFFF;
  --border: #E5E7EB;
  --amber: #111827;
  --amber-deep: #030712;
  --success: #15803D;
  --success-bg: #F0FDF4;
  --danger: #B91C1C;
  --danger-bg: #FEF2F2;
  --draft-bg: #F3F4F6;
  --sent-bg: #EFF6FF;
  --sent: #1D4ED8;
  --warn: #B45309;
  --warn-bg: #FFFBEB;
  --radius: 6px;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-head: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--navy); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--navy-deep);
  color: #E5E7EB;
  padding: 24px 0;
  display: flex;
  flex-direction: column;
}

.sidebar .brand {
  font-family: var(--font-head);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: #fff;
  padding: 0 22px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  margin-bottom: 10px;
}

.sidebar .brand small {
  display: block;
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9CA3AF;
  margin-top: 4px;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
}

.sidebar nav a {
  color: #D1D5DB;
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 9px;
}

.sidebar nav a:hover {
  background: rgba(255,255,255,0.06);
  text-decoration: none;
  color: #fff;
}

.sidebar nav a.active {
  background: #FFFFFF;
  color: var(--navy);
  font-weight: 600;
}

.sidebar .tag {
  font-size: 11px;
  width: 20px;
  text-align: center;
  opacity: 0.85;
}

/* ---------- Main ---------- */
.main {
  flex: 1;
  padding: 30px 40px 60px;
  max-width: 1180px;
}

.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-head h1 {
  font-family: var(--font-head);
  font-size: 28px;
  margin: 0 0 4px;
  color: var(--navy-deep);
}

.page-head p.sub {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--navy);
  background: var(--navy);
  color: #fff;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
}

.btn:hover { background: var(--navy-deep); text-decoration: none; }

.btn.secondary {
  background: transparent;
  color: var(--navy);
}
.btn.secondary:hover { background: rgba(31,56,100,0.06); }

.btn.amber {
  background: var(--amber);
  border-color: var(--amber);
  color: #ffffff;
}
.btn.amber:hover { background: var(--amber-deep); }

.btn.danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}
.btn.danger:hover { background: var(--danger-bg); }

.btn.small { padding: 5px 11px; font-size: 13px; }

/* ---------- Cards / tables ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 22px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.stat .num {
  font-family: var(--font-mono);
  font-size: 26px;
  color: var(--navy-deep);
  font-weight: 600;
}

.stat .label {
  font-size: 12.5px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 3px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--border);
  padding: 10px 12px;
  font-weight: 600;
}

td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.num-cell { font-family: var(--font-mono); }

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--ink-soft);
}

.empty-state .big { font-size: 15px; color: var(--ink); margin-bottom: 6px; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge.draft { background: var(--draft-bg); color: #55524A; }
.badge.sent { background: var(--sent-bg); color: var(--sent); }
.badge.accepted { background: var(--success-bg); color: var(--success); }
.badge.declined { background: var(--danger-bg); color: var(--danger); }
.badge.unpaid { background: var(--draft-bg); color: #55524A; }
.badge.partially-paid { background: var(--warn-bg); color: var(--warn); }
.badge.paid { background: var(--success-bg); color: var(--success); }

/* ---------- Forms ---------- */
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 5px;
}

.field { margin-bottom: 16px; }

.field .hint {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 4px;
}

input[type=text],
input[type=email],
input[type=tel],
input[type=number],
input[type=date],
input[type=file],
textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font-body);
  background: #fff;
  color: var(--ink);
}

select {
  width: 100%;
  padding: 9px 34px 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font-body);
  background-color: #fff;
  color: var(--ink);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  transition: border-color 0.15s ease;
}

select:hover { border-color: #C4C9D2; }

select::-ms-expand { display: none; }

textarea { resize: vertical; min-height: 70px; }

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(17,24,39,0.10);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }

@media (max-width: 720px) {
  .form-grid, .form-grid.three { grid-template-columns: 1fr; }
}

/* ---------- Alerts ---------- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 14px;
  border: 1px solid transparent;
}
.alert.success { background: var(--success-bg); color: var(--success); border-color: #C7E5D5; }
.alert.error { background: var(--danger-bg); color: var(--danger); border-color: #F0C6BA; }

/* ---------- Quotation line items builder ---------- */
#items-table th, #items-table td { font-size: 13.5px; }
#items-table input { padding: 7px 9px; font-size: 13.5px; }
#items-table select { padding: 7px 26px 7px 9px; font-size: 13.5px; background-position: right 7px center; background-size: 12px; }
.line-total-cell { font-family: var(--font-mono); text-align: right; white-space: nowrap; }
.totals-box {
  margin-left: auto;
  width: 320px;
  margin-top: 18px;
}
.totals-box .row {
  display: flex;
  justify-content: space-between;
  padding: 7px 0;
  font-size: 14px;
}
.totals-box .row.grand {
  border-top: 2px solid var(--navy);
  margin-top: 6px;
  padding-top: 12px;
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--navy-deep);
}

/* ---------- Quotation document / print ---------- */
.quote-doc {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden; /* so full-bleed header/footer images respect the rounded corners */
  padding: 0;
}

.quote-doc-inner {
  padding: 46px 50px;
}

.quote-doc .doc-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 3px solid var(--navy);
  padding-bottom: 22px;
  margin-bottom: 26px;
}

.quote-doc .doc-head h1 {
  font-family: var(--font-head);
  font-size: 30px;
  color: var(--navy-deep);
  margin: 0;
}

.quote-doc .doc-head .quote-meta {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.quote-doc .doc-head .quote-meta .qnum {
  font-size: 16px;
  color: var(--navy-deep);
  font-weight: 700;
  margin-bottom: 4px;
}

.doc-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 30px;
}

.doc-cols .block .eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.doc-cols .block .name { font-weight: 700; font-size: 15px; margin-bottom: 2px; }
.doc-cols .block div.line { font-size: 13.5px; color: var(--ink-soft); }

.quote-doc table.items { width: 100%; border-collapse: collapse; margin-bottom: 4px; }
.quote-doc table.items th {
  background: var(--paper);
  border-bottom: 2px solid var(--navy);
  font-size: 11.5px;
}
.quote-doc table.items td { font-size: 14px; }
.quote-doc table.items td.num, .quote-doc table.items th.num { text-align: right; font-family: var(--font-mono); }

/* Full-bleed header/footer: literally the first/last thing in the document,
   spanning the full width, height scaling to preserve the image's ratio. */
.quote-header-image, .quote-footer-image {
  width: 100%;
  line-height: 0;
}
.quote-header-image img, .quote-footer-image img {
  width: 100%;
  height: auto;
  display: block;
}

.print-only { display: none; }

@media print {
  @page { margin: 0; }
  .sidebar, .page-head .actions, .no-print { display: none !important; }
  .app-shell { display: block; }
  .main { padding: 0; max-width: 100%; }
  body { background: #fff; }
  .quote-doc { border: none; border-radius: 0; }
  .print-only { display: block; }
}