:root {
  --bg: #f4efe7;
  --bg-accent: #f9f5ef;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #fffdf9;
  --line: rgba(105, 74, 32, 0.14);
  --text: #2c2419;
  --muted: #6f6556;
  --brand: #bc5a2c;
  --brand-deep: #8d3810;
  --brand-soft: #ffd7bb;
  --success: #2d8f57;
  --danger: #b83e31;
  --shadow: 0 24px 70px rgba(101, 66, 24, 0.12);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Be Vietnam Pro", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 210, 163, 0.7), transparent 30%),
    radial-gradient(circle at top right, rgba(225, 245, 234, 0.75), transparent 25%),
    linear-gradient(180deg, #f9f3eb 0%, #efe4d6 100%);
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(95, 43, 19, 0.98) 0%, rgba(58, 28, 14, 0.97) 100%);
  color: white;
}

.brand {
  margin: 10px 0 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 2rem;
  line-height: 1;
}

.eyebrow {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: inherit;
  opacity: 0.72;
}

.sidebar-copy {
  margin: 0;
  color: rgba(255, 243, 232, 0.86);
  line-height: 1.6;
}

.nav-grid {
  display: grid;
  gap: 10px;
  margin: 28px 0;
}

.nav-chip,
.lang-btn,
.ghost-btn,
.primary-btn,
.secondary-btn {
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.nav-chip {
  padding: 14px 16px;
  border-radius: 999px;
  text-align: left;
  background: rgba(255, 255, 255, 0.08);
  color: white;
}

.nav-chip:hover,
.lang-btn:hover,
.ghost-btn:hover,
.primary-btn:hover,
.secondary-btn:hover {
  transform: translateY(-1px);
}

.nav-chip.is-active {
  background: linear-gradient(135deg, #ffd7bb 0%, #ffc596 100%);
  color: #412111;
  box-shadow: 0 16px 30px rgba(255, 174, 106, 0.25);
}

.sidebar-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
}

.sidebar-card-title {
  margin: 0 0 12px;
  font-weight: 700;
}

.quick-stack {
  display: grid;
  gap: 10px;
}

.main-panel {
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 22px;
}

.topbar h2 {
  margin: 6px 0 0;
  font-size: 1.8rem;
}

.topbar-actions {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: end;
}

.lang-switch,
.clock-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.lang-switch {
  display: inline-flex;
  padding: 6px;
}

.lang-btn {
  padding: 10px 14px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
}

.lang-btn.is-active {
  background: var(--text);
  color: white;
}

.clock-card {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 12px 18px;
  flex-wrap: wrap;
}

.section {
  display: none;
}

.section.is-visible {
  display: block;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255, 248, 240, 0.96) 0%, rgba(255, 228, 205, 0.84) 100%);
  border: 1px solid rgba(163, 104, 60, 0.18);
  box-shadow: var(--shadow);
}

.hero h3 {
  margin: 12px 0;
  font-size: clamp(1.9rem, 2vw, 2.8rem);
  max-width: 12ch;
  line-height: 1.05;
}

.hero p:last-child {
  max-width: 60ch;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: end;
  gap: 12px;
  flex-wrap: wrap;
}

.primary-btn,
.secondary-btn,
.ghost-btn {
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 700;
}

.primary-btn {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  color: white;
  box-shadow: 0 18px 30px rgba(174, 79, 36, 0.25);
}

.secondary-btn {
  background: #fff2e6;
  color: var(--brand-deep);
  border: 1px solid rgba(188, 90, 44, 0.18);
}

.ghost-btn {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--text);
}

.stats-grid,
.content-grid,
.inventory-stack,
.product-grid,
.template-grid,
.feature-list,
.inventory-list,
.history-list,
.quick-cash-row {
  display: grid;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 18px 0;
}

.stat-card,
.card,
.product-card,
.template-card,
.history-card,
.inventory-card,
.feature-item {
  background: var(--surface);
  backdrop-filter: blur(20px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.stat-card,
.card {
  border-radius: var(--radius-xl);
}

.stat-card {
  padding: 20px;
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.8rem;
}

.content-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.inventory-stack {
  gap: 18px;
}

.pos-layout {
  grid-template-columns: 1.45fr 1fr;
}

.card {
  padding: 22px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
  margin-bottom: 18px;
}

.card-head h4 {
  margin: 8px 0 0;
  font-size: 1.3rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(45, 143, 87, 0.12);
  color: var(--success);
  font-weight: 700;
}

.toolbar,
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.cart-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.toolbar .grow {
  grid-column: span 2;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-grid .wide {
  grid-column: span 2;
}

#settings-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field span {
  font-size: 0.92rem;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
}

.cart-field-wide {
  grid-column: 1 / -1;
}

.field-combo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.combo-btn {
  padding-inline: 16px;
  white-space: nowrap;
}

.field-note {
  color: var(--muted);
  line-height: 1.5;
}

.scanner-panel {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 16px;
  margin: 18px 0;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(250, 241, 230, 0.8);
}

.scanner-actions {
  display: grid;
  gap: 10px;
  align-content: start;
}

.muted {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

#scanner-video {
  width: 100%;
  min-height: 180px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #312117 0%, #8e5b3e 100%);
  object-fit: cover;
}

.product-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.product-card,
.template-card,
.inventory-card,
.history-card,
.feature-item {
  border-radius: var(--radius-lg);
}

.product-card {
  padding: 16px;
  display: grid;
  gap: 14px;
}

.product-card h5,
.template-card h5,
.inventory-card h5,
.history-card h5 {
  margin: 0;
  font-size: 1rem;
}

.product-meta,
.inventory-meta,
.history-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.92rem;
}

.tag {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 215, 187, 0.7);
  color: var(--brand-deep);
  font-weight: 700;
}

.cart-list,
.inventory-list,
.history-list,
.feature-list {
  gap: 12px;
}

.cart-item {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--line);
}

.cart-item-head,
.cart-item-actions,
.summary-row,
.receipt-line,
.receipt-total-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.qty-group {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.qty-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: white;
  border: 1px solid var(--line);
}

.cart-meta,
.quick-cash-row,
.summary,
.checkout-actions {
  margin-top: 18px;
}

.quick-cash-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.quick-cash-btn {
  padding: 12px 10px;
  border-radius: var(--radius-md);
  background: rgba(255, 215, 187, 0.48);
  color: var(--brand-deep);
  font-weight: 700;
}

.summary {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: rgba(255, 247, 239, 0.92);
}

.summary-row {
  padding: 6px 0;
  color: var(--muted);
}

.summary-row strong {
  color: var(--text);
}

.summary-row.total {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px dashed rgba(111, 101, 86, 0.35);
  font-size: 1.05rem;
  font-weight: 800;
}

.checkout-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.template-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.template-card {
  padding: 16px;
  display: grid;
  gap: 10px;
}

.template-card.is-active {
  border: 2px solid rgba(188, 90, 44, 0.5);
}

.receipt-preview-wrap {
  display: flex;
  justify-content: center;
  padding: 18px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255, 248, 240, 0.95), rgba(248, 240, 230, 0.9));
}

.receipt-preview {
  width: min(100%, 360px);
  padding: 24px;
  border-radius: 18px;
  background: white;
  color: #171717;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.receipt-preview.compact {
  font-size: 0.9rem;
}

.receipt-preview.retail {
  border-top: 10px solid var(--brand);
}

.receipt-preview.gift {
  background:
    linear-gradient(180deg, #fffdf9 0%, #fff6ef 100%);
  border: 2px solid rgba(188, 90, 44, 0.18);
}

.receipt-head,
.receipt-footer {
  text-align: center;
}

.receipt-head h5 {
  margin: 8px 0;
  font-size: 1.1rem;
}

.receipt-lines {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.receipt-total {
  display: grid;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px dashed rgba(0, 0, 0, 0.3);
}

.receipt-total-row strong {
  font-size: 1.05rem;
}

.inventory-card,
.history-card,
.feature-item {
  padding: 16px;
}

.inventory-card {
  display: grid;
  gap: 12px;
}

.inventory-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.inventory-actions .ghost-btn,
.inventory-actions .secondary-btn {
  padding: 10px 14px;
}

.inventory-card.is-selected {
  border: 2px solid rgba(188, 90, 44, 0.38);
}

.label-toolbar {
  margin-bottom: 16px;
}

.label-preview-shell {
  display: flex;
  justify-content: center;
  padding: 18px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255, 248, 240, 0.95), rgba(248, 240, 230, 0.9));
}

.barcode-label-preview {
  width: min(100%, 420px);
  min-height: 230px;
  padding: 18px;
  border-radius: 18px;
  background: white;
  color: #171717;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.barcode-label-preview.sticker {
  border: 2px solid rgba(188, 90, 44, 0.18);
}

.barcode-label-preview.shelf {
  background: linear-gradient(180deg, #fffdf9 0%, #fff6ef 100%);
  border-top: 8px solid var(--brand);
}

.barcode-label-preview.premium {
  background: linear-gradient(145deg, #fffefb 0%, #fff2e5 100%);
  border: 1px solid rgba(96, 58, 24, 0.2);
}

.barcode-label-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 12px;
}

.barcode-label-head h5 {
  margin: 0;
  font-size: 1.05rem;
}

.barcode-label-store {
  color: var(--muted);
  font-size: 0.9rem;
}

.barcode-label-price {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--brand-deep);
  white-space: nowrap;
}

.barcode-svg-wrap {
  width: 100%;
  overflow: hidden;
}

.barcode-svg {
  width: 100%;
  height: auto;
  display: block;
}

.barcode-code {
  margin-top: 6px;
  text-align: center;
  letter-spacing: 0.18em;
  font-size: 0.82rem;
  color: var(--muted);
}

.barcode-label-meta {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.barcode-label-foot {
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

.template-manager-card {
  margin-top: 18px;
}

.toggle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.toggle-option {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--text);
}

.toggle-option input {
  width: 18px;
  height: 18px;
  accent-color: var(--brand);
}

.template-manager-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.settings-preview {
  display: grid;
  gap: 12px;
}

.settings-preview-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 248, 240, 0.92);
  border: 1px solid var(--line);
}

.settings-preview-card h5 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.settings-preview-grid {
  display: grid;
  gap: 10px;
}

.settings-preview-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
  color: var(--muted);
}

.settings-preview-row strong {
  color: var(--text);
  text-align: right;
  overflow-wrap: anywhere;
}

.card-divider {
  height: 1px;
  margin: 20px 0;
  background: rgba(105, 74, 32, 0.12);
}

.feature-item strong {
  display: block;
  margin-bottom: 6px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  padding: 14px 18px;
  border-radius: 16px;
  background: #22170e;
  color: white;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.print-stage {
  padding: 30px;
}

@media (max-width: 1080px) {
  .app-shell,
  .content-grid,
  .inventory-stack,
  .pos-layout,
  .scanner-panel {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sidebar {
    gap: 20px;
  }

  .topbar {
    align-items: start;
  }

  .topbar-actions {
    justify-content: start;
  }

  #settings-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .main-panel {
    padding: 18px;
  }

  .sidebar {
    gap: 18px;
  }

  .nav-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-chip {
    text-align: center;
  }

  .quick-stack {
    grid-template-columns: 1fr;
  }

  .topbar,
  .hero {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topbar h2 {
    font-size: 1.5rem;
  }

  .clock-card {
    border-radius: 24px;
  }

  .hero,
  .card {
    padding: 18px;
  }

  .toolbar,
  .cart-meta,
  .form-grid,
  .checkout-actions,
  .field-combo,
  .quick-cash-row {
    grid-template-columns: 1fr;
  }

  .toolbar .grow {
    grid-column: auto;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .settings-preview-row,
  .receipt-line,
  .receipt-total-row,
  .cart-item-actions,
  .barcode-label-head {
    flex-direction: column;
    align-items: start;
  }

  .settings-preview-row strong {
    text-align: left;
  }

  .toggle-grid {
    grid-template-columns: 1fr;
  }

  .template-manager-actions {
    flex-direction: column;
  }

  .barcode-label-preview {
    padding: 14px;
  }

  .qty-group {
    flex-wrap: wrap;
  }
}

@media print {
  body {
    background: white;
  }

  .app-shell,
  .toast {
    display: none !important;
  }

  .print-stage {
    display: block;
    padding: 0;
  }

  .receipt-preview {
    box-shadow: none;
    width: 100%;
    border-radius: 0;
  }

  .barcode-label-preview {
    box-shadow: none;
    width: 100%;
    border-radius: 0;
    border: 0;
  }
}