:root {
  --dark: #3A3A3A;
  --white: #FFFFFF;
  --offwhite: #F5F5F5;
  --coolgray: #8F98A1;
  --brandred: #CB1513;
  --black: #000000;
  --gray: #A0A0A0;
  --accentred: #D81313;
  --ink: var(--dark);
  --paper: var(--white);
  --brass: var(--brandred);
  --ink-light: var(--coolgray);
  --paper-dark: var(--gray);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px;
  font-family: "Open Sans", sans-serif;
  background: var(--white);
  color: var(--dark);
  line-height: 1.5;
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--brandred);
}

.bar .mark {
  font-family: "Open Sans", sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--brandred);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.bar h1 {
  font-family: "Open Sans", sans-serif;
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  color: var(--dark);
  letter-spacing: -0.02em;
}

nav a {
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--coolgray);
  text-decoration: none;
  padding: 4px 12px;
  border-radius: 4px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

nav a.active,
nav a:hover {
  color: var(--white);
  background: var(--brandred);
}

nav a.active {
  font-weight: 600;
}

.search {
  margin-bottom: 16px;
  display: flex;
  gap: 8px;
  align-items: end;
}

.search label {
  font-size: 12px;
  font-weight: 600;
  color: var(--coolgray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.search input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  background: var(--white);
  color: var(--dark);
  transition: border-color 0.2s ease;
}

.search input:focus {
  outline: none;
  border-color: var(--brandred);
}

.card {
  background: var(--offwhite);
  border: 1px solid var(--gray);
  border-radius: 6px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.flash {
  background: var(--brandred);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 4px;
  margin-bottom: 12px;
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--gray);
}

th {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--coolgray);
}

td.num {
  text-align: right;
  white-space: nowrap;
}

th.price {
  text-align: right;
  white-space: nowrap;
}

td.item-code {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-weight: 500;
  color: var(--ink-light);
  letter-spacing: 0.02em;
}

td.low {
  color: var(--brandred);
  font-weight: 700;
}

form input,
form select,
form textarea {
  padding: 8px 12px;
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  font-family: "Open Sans", sans-serif;
  font-size: 14px;
  background: var(--white);
  color: var(--dark);
}

form input:focus,
form select:focus,
form textarea:focus {
  outline: none;
  border-color: var(--brass);
}

form label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-light);
  margin-bottom: 4px;
  display: block;
}

form button,
button {
  background: var(--brandred);
  color: var(--white);
  border: none;
  border-radius: 4px;
  padding: 8px 16px;
  cursor: pointer;
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

form button:hover,
button:hover {
  background: var(--ink);
}

form .grid {
  display: flex;
  gap: 16px;
}

form .grid > div {
  flex: 1;
}

.section-title {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--brass);
  margin: 0 0 12px 0;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--paper-dark);
}

form .grid > div label,
form .grid > div input:not([type="checkbox"]),
form .grid > div select,
form .grid > div textarea {
  width: 100%;
}

.lines-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 14px;
  margin-bottom: 6px;
}

.lines-header label {
  margin: 0;
}

.lines-tip {
  font-size: 11px;
  color: var(--ink-light);
  font-style: italic;
}

.lines {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.line-item {
  background: var(--offwhite);
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  padding: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
  transition: border-color 0.2s ease;
}

.line-item:focus-within {
  border-color: var(--brass);
}

.line-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.line-number {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-light);
}

.stock-badge {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 2px 8px;
  border-radius: 10px;
  background: #e6f4ea;
  color: #137333;
}

.stock-badge.low {
  background: #fef7e0;
  color: #b06000;
}

.stock-badge.out {
  background: #fce8e6;
  color: #c5221f;
}

.btn-remove-line {
  background: transparent !important;
  border: none !important;
  color: var(--brandred) !important;
  font-family: "Barlow Semi Condensed", sans-serif !important;
  font-size: 11px !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  padding: 2px 6px !important;
  cursor: pointer;
  border-radius: 3px;
}

.btn-remove-line:hover {
  background: #fce8e6 !important;
}

.line-select-row {
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.item-search-box {
  position: relative;
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--brass);
  border-radius: 4px;
  padding: 2px 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.item-search-box:focus-within {
  box-shadow: 0 0 0 2px rgba(203, 21, 19, 0.25);
}

.search-icon {
  font-size: 13px;
  color: var(--ink-light);
  margin-right: 6px;
  user-select: none;
}

.item-search-input {
  flex: 1;
  border: none !important;
  outline: none !important;
  background: transparent !important;
  padding: 6px 0 !important;
  font-size: 13px !important;
  color: var(--ink) !important;
}

.item-search-input::placeholder {
  color: var(--coolgray);
  font-style: italic;
}

.btn-clear-search {
  background: transparent !important;
  border: none !important;
  color: var(--ink-light) !important;
  font-size: 12px !important;
  padding: 2px 6px !important;
  cursor: pointer !important;
  border-radius: 50% !important;
}

.btn-clear-search:hover {
  background: var(--paper-dark) !important;
  color: var(--ink) !important;
}

.line-select-row select {
  font-size: 13px;
  padding: 6px 8px;
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  background: var(--white);
}
.line-controls {
  display: grid;
  grid-template-columns: 75px 110px 1fr 90px;
  gap: 8px;
  align-items: end;
}

.ctrl-group label {
  display: block;
  font-size: 11px !important;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-light);
  margin-bottom: 2px;
}

.ctrl-group input {
  font-size: 13px;
  padding: 6px 8px;
  height: 34px;
}

.ctrl-price input[readonly] {
  background: var(--offwhite);
  color: var(--ink);
  cursor: not-allowed;
}

.ctrl-price input:not([readonly]) {
  background: #ffffff;
  border-color: var(--brass);
  box-shadow: 0 0 0 1px var(--brass);
}

.ctrl-change {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 34px;
}

.checkbox-label {
  display: inline-flex !important;
  align-items: center;
  gap: 5px;
  font-size: 12px !important;
  font-weight: 600 !important;
  color: var(--ink) !important;
  cursor: pointer;
  user-select: none;
  margin: 0 !important;
  white-space: nowrap;
}

.checkbox-label input[type="checkbox"] {
  width: 14px !important;
  height: 14px !important;
  cursor: pointer;
  accent-color: var(--brass);
}

.price-hint {
  font-size: 10px;
  color: var(--ink-light);
  margin-top: 2px;
  display: block;
  min-height: 13px;
}

.price-hint.warning {
  color: var(--accentred);
  font-weight: 600;
}

.ctrl-subtotal {
  text-align: right;
}

.subtotal-val {
  display: block;
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--brass);
  line-height: 34px;
  white-space: nowrap;
}

.line-actions {
  margin-top: 10px;
}

#add-line {
  width: 100%;
  background: transparent;
  color: var(--brass);
  border: 1px dashed var(--brass);
  padding: 8px;
  font-size: 13px;
  border-radius: 4px;
  transition: all 0.15s ease;
}

#add-line:hover {
  background: var(--brass);
  color: var(--paper);
  border-style: solid;
}

.order-summary {
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--offwhite);
  border: 2px solid var(--brass);
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.summary-details {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-light);
}

.summary-total {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.summary-total span {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-light);
}

#summary-grand-total {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--brass);
}

.btn-confirm-sale {
  margin-top: 8px;
  width: 100%;
  padding: 12px !important;
  font-size: 15px !important;
  letter-spacing: 0.08em !important;
}

@media (max-width: 768px) {
  form .grid {
    flex-direction: column;
  }
  .line-controls {
    grid-template-columns: 1fr 1fr;
  }
}
.btn {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 4px;
  padding: 6px 12px;
  text-decoration: none;
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn:hover {
  background: var(--brass);
  color: var(--white);
}

.stats {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.stat {
  flex: 1;
  text-align: center;
  padding: 12px;
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  background: var(--offwhite);
}

.stat b {
  display: block;
  font-family: "Open Sans", sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--brass);
}

.stat span {
  font-size: 11px;
  color: var(--ink-light);
  font-family: "Barlow Semi Condensed", sans-serif;
}

pre {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: 13px;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin: 0;
  padding: 12px;
  background: var(--offwhite);
  border: 1px solid var(--gray);
  border-radius: 4px;
}