:root {
  --bg: #f6f2ef;
  --surface: #ffffff;
  --ink: #252124;
  --muted: #6b6264;
  --accent: #7a2535;
  --accent-dark: #5f1d2a;
  --line: #ded6d4;
  --soft: #eadde1;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", Arial, sans-serif;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand img { width: 120px; max-height: 72px; object-fit: contain; }
.brand h1 { margin: 0; color: var(--accent-dark); font-size: 26px; }
.brand p { margin: 2px 0 0; color: var(--muted); }
.stats { display: flex; gap: 20px; color: var(--muted); }

.nav {
  display: flex;
  gap: 6px;
  padding: 10px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.nav a {
  color: var(--ink);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
}
.nav a.active, .nav a:hover { background: var(--soft); color: var(--accent-dark); }

.page { padding: 18px 24px 32px; }
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  min-width: 0;
  width: 100%;
}
.panel.narrow { max-width: 760px; }
.sale-panel {
  max-width: calc(100vw - 48px);
}
h2, h3 { margin-top: 0; color: var(--accent-dark); }

.flash {
  padding: 10px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
.flash.success { border-color: #8ab889; background: #eff8ef; }
.flash.error { border-color: #ca7777; background: #fff0f0; }
.flash.warning { border-color: #d5b35e; background: #fff8df; }

label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
input, select {
  min-height: 36px;
  padding: 7px 8px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
  color: var(--ink);
}
.check { flex-direction: row; align-items: center; gap: 8px; color: var(--ink); }
.check input { min-height: auto; }
.inline { justify-content: center; padding-top: 20px; }

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  padding: 7px 12px;
  cursor: pointer;
  font: inherit;
}
button.primary, .button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
button.primary:hover, .button.primary:hover { background: var(--accent-dark); }
button.danger, .button.danger {
  background: #9d2b2b;
  border-color: #9d2b2b;
  color: #fff;
}
button.danger:hover, .button.danger:hover {
  background: #7d2020;
}
.ghost { background: transparent; }

.section-divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 22px 0 16px;
}
.warning-text {
  color: #7d2020;
  font-size: 14px;
  line-height: 1.4;
}

.form-stack { display: grid; gap: 12px; align-items: start; }
.inline-actions {
  display: flex;
  justify-content: flex-start;
}
.filters {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr)) auto auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 14px;
}
.filters.compact {
  grid-template-columns: 150px 180px 110px 140px;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  max-width: 100%;
  width: 100%;
}
.table-wrap.short { max-height: 330px; }
.table-wrap.cart { max-height: 230px; }
.table-wrap.receipts { max-height: 330px; }
.table-wrap.detail { max-height: 230px; margin-bottom: 10px; }
.wine-window {
  max-width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  white-space: nowrap;
}
.data-table th, .data-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.data-table th {
  position: sticky;
  top: 0;
  background: var(--soft);
  cursor: pointer;
  z-index: 1;
}
.data-table tr:hover { background: #faf7f5; }
.data-table tr.selected { background: #f1e2e6; }
.data-table a { color: var(--accent-dark); font-weight: 600; }

.inventory-panel .table-wrap {
  overflow-x: hidden;
}
.inventory-panel .data-table {
  table-layout: fixed;
  white-space: normal;
  font-size: 12px;
  line-height: 1.25;
}
.inventory-panel .data-table th,
.inventory-panel .data-table td {
  padding: 6px 5px;
  overflow-wrap: anywhere;
  word-break: normal;
}
.inventory-panel .data-table th:nth-child(1),
.inventory-panel .data-table td:nth-child(1),
.inventory-panel .data-table th:nth-child(8),
.inventory-panel .data-table td:nth-child(8),
.inventory-panel .data-table th:nth-child(9),
.inventory-panel .data-table td:nth-child(9),
.inventory-panel .data-table th:nth-child(10),
.inventory-panel .data-table td:nth-child(10),
.inventory-panel .data-table th:nth-child(11),
.inventory-panel .data-table td:nth-child(11),
.inventory-panel .data-table th:nth-child(12),
.inventory-panel .data-table td:nth-child(12) {
  width: 6.5%;
}
.inventory-panel .data-table th:nth-child(5),
.inventory-panel .data-table td:nth-child(5),
.inventory-panel .data-table th:nth-child(6),
.inventory-panel .data-table td:nth-child(6),
.inventory-panel .data-table th:nth-child(7),
.inventory-panel .data-table td:nth-child(7) {
  width: 11%;
}

.sale-panel .table-wrap,
.receipt-panel .table-wrap {
  overflow-x: hidden;
}
.sale-panel .data-table,
.receipt-panel .data-table {
  table-layout: fixed;
  white-space: normal;
  font-size: 12px;
  line-height: 1.25;
}
.sale-panel .data-table th,
.sale-panel .data-table td,
.receipt-panel .data-table th,
.receipt-panel .data-table td {
  padding: 6px 5px;
  overflow-wrap: anywhere;
  word-break: normal;
}
.sale-panel .data-table th:nth-child(1),
.sale-panel .data-table td:nth-child(1),
.sale-panel .data-table th:nth-child(7),
.sale-panel .data-table td:nth-child(7),
.sale-panel .data-table th:nth-child(9),
.sale-panel .data-table td:nth-child(9),
.sale-panel .data-table th:nth-child(10),
.sale-panel .data-table td:nth-child(10),
.receipt-panel .data-table th:nth-child(1),
.receipt-panel .data-table td:nth-child(1),
.receipt-panel .data-table th:nth-child(4),
.receipt-panel .data-table td:nth-child(4),
.receipt-panel .data-table th:nth-child(5),
.receipt-panel .data-table td:nth-child(5),
.receipt-panel .data-table th:nth-child(6),
.receipt-panel .data-table td:nth-child(6),
.receipt-panel .data-table th:nth-child(7),
.receipt-panel .data-table td:nth-child(7) {
  width: 8%;
}
.sale-panel .data-table th:nth-child(4),
.sale-panel .data-table td:nth-child(4),
.sale-panel .data-table th:nth-child(5),
.sale-panel .data-table td:nth-child(5),
.sale-panel .data-table th:nth-child(6),
.sale-panel .data-table td:nth-child(6),
.receipt-panel .data-table th:nth-child(2),
.receipt-panel .data-table td:nth-child(2),
.receipt-panel .data-table th:nth-child(3),
.receipt-panel .data-table td:nth-child(3) {
  width: 14%;
}

.cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
  align-items: start;
  margin-top: 18px;
}
.sale-actions {
  display: grid;
  gap: 12px;
  border-left: 1px solid var(--line);
  padding-left: 16px;
}
.quantity-row {
  display: grid;
  grid-template-columns: minmax(0, 20ch);
  gap: 8px;
  align-items: end;
}
#sale-quantity {
  max-width: 20ch;
  width: 100%;
}
.quantity-warning {
  margin: -4px 0 0;
  color: #9d2b2b;
  font-size: 13px;
  line-height: 1.3;
}
.button-row { display: flex; flex-wrap: wrap; gap: 8px; }
.button-row.left { justify-content: flex-start; margin: 10px 0; }
.total {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  font-size: 18px;
}
.cancel-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
  margin-top: 10px;
}
.report-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.report-grid button { width: 100%; }

@media (max-width: 900px) {
  .topbar, .stats, .nav { flex-wrap: wrap; }
  .filters, .filters.compact, .cart-layout, .cancel-box { grid-template-columns: 1fr; }
  .sale-actions { border-left: 0; padding-left: 0; }
}

@media (max-width: 640px) {
  .page { padding: 12px; }
  .panel { padding: 12px; }
  .sale-panel { max-width: calc(100vw - 24px); }
}