:root {
  --navy: #0f2942;
  --navy-light: #16395c;
  --accent: #f2b134;
  --accent-dark: #d99a1e;
  --bg: #f3f5f8;
  --card: #ffffff;
  --border: #e2e6ec;
  --text: #1c2b3a;
  --text-muted: #5a6b7d;
  --warn-bg: #fff4e0;
  --warn-border: #f2b134;
  --warn-text: #8a5a00;
  --danger-bg: #fdecec;
  --danger-border: #e8847a;
  --danger-text: #a3291b;
  --ok: #2f9e5b;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(15, 41, 66, 0.06), 0 1px 2px rgba(15, 41, 66, 0.08);
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

/* ===== Header ===== */
.topbar {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo { width: 46px; height: 46px; border-radius: 10px; }
.brand h1 { margin: 0; font-size: 1.35rem; letter-spacing: -0.01em; }
.brand-sub { margin: 2px 0 0; font-size: 0.85rem; color: #cfe0ef; }
.brand-meta {
  text-align: right;
  font-size: 0.85rem;
  color: #d9e6f2;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-variant-numeric: tabular-nums;
}
#offerNumber { font-weight: 600; color: var(--accent); }

/* ===== Layout ===== */
.layout {
  max-width: 980px;
  margin: 0 auto;
  width: 100%;
  padding: 28px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
}

.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.card-head h2 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--navy);
}
.hint { font-size: 0.8rem; color: var(--text-muted); }

/* ===== Input card ===== */
.examples { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; }
.examples-label { color: var(--text-muted); }
select, input[type="text"], input[type="number"], textarea {
  font-family: inherit;
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 9px 12px;
  background: #fff;
  color: var(--text);
}
select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(242, 177, 52, 0.25);
}
textarea {
  width: 100%;
  resize: vertical;
  line-height: 1.5;
}
.input-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.spacer { flex: 1; }
.mic-status { font-size: 0.82rem; color: var(--text-muted); min-height: 1.2em; }

/* ===== Buttons ===== */
.btn {
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 9px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.05s ease, background 0.15s ease, box-shadow 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #2b1a00; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-outline { background: #fff; border-color: var(--border); color: var(--navy); }
.btn-outline:hover { border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text-muted); }
.btn-ghost:hover { color: var(--text); background: #eef1f5; }
.btn-lg { padding: 13px 26px; font-size: 1rem; }
.btn.recording { background: var(--danger-border); color: #fff; }

.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--text-muted);
  display: inline-block;
}
.btn.recording .dot {
  background: #fff;
  animation: pulse 1s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.4); }
}

/* ===== Customer grid ===== */
.customer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 18px;
}
.field { display: flex; flex-direction: column; gap: 5px; font-size: 0.82rem; color: var(--text-muted); font-weight: 600; }
.field input { font-weight: 400; color: var(--text); }
.field.inline { flex-direction: row; align-items: center; gap: 8px; }
.field.inline input[type="number"] { width: 70px; }
.field.missing input {
  border-color: var(--danger-border);
  background: var(--danger-bg);
}

/* ===== Alerts ===== */
.alert-card {
  background: var(--warn-bg);
  border-color: var(--warn-border);
}
.alert-card h2 { color: var(--warn-text); }
.alert-list { margin: 0; padding-left: 20px; color: var(--warn-text); font-size: 0.9rem; }
.alert-list li { margin-bottom: 5px; }

/* ===== Offer Table ===== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
#offerTable th {
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  padding: 8px 6px;
}
#offerTable td {
  padding: 6px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
#offerTable tbody tr:hover { background: #fafbfd; }
.col-pos { width: 32px; color: var(--text-muted); text-align: center; }
.col-qty { width: 85px; }
.col-unit { width: 65px; }
.col-price { width: 120px; }
.col-total { width: 110px; text-align: right; }
.col-flag { width: 28px; text-align: center; }
.col-del { width: 32px; }
#offerTable input {
  width: 100%;
  padding: 6px 8px;
  font-size: 0.9rem;
}
#offerTable .cell-name input { min-width: 180px; }
#offerTable .cell-total {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding-right: 10px;
}
.empty-row td { color: var(--text-muted); text-align: center; padding: 22px 10px; }
.flag-icon { cursor: help; font-size: 1rem; }
.row-missing td:first-child { box-shadow: inset 3px 0 0 var(--warn-border); }
.del-btn {
  background: none; border: none; cursor: pointer; color: var(--text-muted);
  font-size: 1rem; padding: 4px;
}
.del-btn:hover { color: var(--danger-text); }

.add-row-bar {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.add-row-bar select { flex: 1; min-width: 220px; }

/* ===== Summary ===== */
.summary-grid {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.summary-totals { max-width: 360px; margin-left: auto; }
.summary-totals .row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}
.summary-totals .row span:last-child { font-variant-numeric: tabular-nums; }
.row-total {
  border-top: 2px solid var(--navy);
  margin-top: 6px;
  padding-top: 10px !important;
  font-size: 1.15rem !important;
  font-weight: 700;
  color: var(--navy) !important;
}

/* ===== Actions ===== */
.actions-bar {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ===== Catalog reference ===== */
.catalog-ref summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  font-size: 1.05rem;
}
.catalog-table { margin-top: 14px; }
.catalog-table th {
  text-align: left;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  padding: 6px;
}
.catalog-table td { padding: 7px 6px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.catalog-table td:last-child { text-align: right; font-variant-numeric: tabular-nums; }

/* ===== Footer ===== */
.footer {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 20px;
}

/* ===== Responsive ===== */
@media (max-width: 720px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 10px; }
  .brand-meta { text-align: left; }
  .customer-grid { grid-template-columns: 1fr; }
  .col-unit, .col-flag { display: none; }
}

/* ===== Print / PDF ===== */
.print-only { display: none; }

@media print {
  body * { visibility: hidden; }
  .print-only, .print-only * { visibility: visible; }
  .print-only {
    display: block;
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    padding: 20mm 18mm;
    font-family: ui-sans-serif, system-ui, sans-serif;
    color: #111;
  }
  .no-print { display: none !important; }

  .ps-header { display: flex; align-items: center; gap: 14px; border-bottom: 3px solid #0f2942; padding-bottom: 12px; margin-bottom: 18px; }
  .ps-logo { width: 42px; height: 42px; }
  .ps-company { font-weight: 700; font-size: 1.1rem; color: #0f2942; }
  .ps-company-sub { font-size: 0.8rem; color: #555; }
  .ps-title { font-size: 1.6rem; margin: 0 0 14px; color: #0f2942; }
  .ps-meta { display: flex; justify-content: space-between; font-size: 0.88rem; margin-bottom: 20px; gap: 20px; }
  .ps-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-bottom: 18px; }
  .ps-table th { text-align: left; border-bottom: 2px solid #0f2942; padding: 6px 4px; font-size: 0.75rem; text-transform: uppercase; color: #333; }
  .ps-table td { border-bottom: 1px solid #ddd; padding: 6px 4px; }
  .ps-table td:nth-child(3), .ps-table td:nth-child(5), .ps-table td:nth-child(6) { text-align: right; }
  .ps-summary { max-width: 320px; margin-left: auto; font-size: 0.9rem; }
  .ps-summary > div { display: flex; justify-content: space-between; padding: 4px 0; }
  .ps-grand { border-top: 2px solid #0f2942; margin-top: 6px; padding-top: 8px !important; font-weight: 700; font-size: 1.1rem; }
  .ps-footer { margin-top: 30px; font-size: 0.72rem; color: #666; border-top: 1px solid #ddd; padding-top: 10px; }
}