:root {
  --navy: #051327;
  --navy-2: #0a1b34;
  --blue: #087dff;
  --cyan: #05c8ff;
  --lime: #95df00;
  --ink: #0b1220;
  --muted: #65758b;
  --line: #d8e1ec;
  --panel: #f7faff;
  --white: #ffffff;
  --danger: #d92840;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(135deg, #edf7ff 0%, #f8fbff 42%, #eef7ea 100%);
}

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

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(290px, 360px) minmax(0, 1fr);
  min-height: 100vh;
}

.brand-panel {
  background: var(--navy);
  color: var(--white);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.brand-card {
  background: #071a32;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  overflow: hidden;
}

.brand-card img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4.5;
  object-fit: cover;
  object-position: top;
}

.brand-copy {
  padding: 18px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--lime);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  font-size: 2rem;
  line-height: 1.02;
}

.brand-copy p:last-child {
  margin-bottom: 0;
  color: #d7e5f7;
}

.store-info {
  display: grid;
  gap: 10px;
}

.store-info div {
  padding: 13px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.store-info span,
.sales-summary span,
.totals span,
.ticket-head span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.store-info span {
  color: #83dfff;
}

.store-info strong {
  display: block;
  margin-top: 4px;
  line-height: 1.25;
}

.pos-panel {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.topbar,
.workspace,
.receipt-panel,
.management-grid,
.reports-panel,
.sales-summary {
  width: 100%;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar h2 {
  margin-bottom: 0;
  font-size: 2rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-button,
.primary-button,
.receipt-actions button,
.category-tabs button,
.service-card,
.add-button,
.qty-button,
.remove-button {
  border: 0;
  border-radius: 8px;
}

.icon-button {
  width: 42px;
  height: 42px;
  color: var(--danger);
  background: #ffeef1;
  font-size: 1.45rem;
  font-weight: 800;
}

.primary-button {
  min-height: 42px;
  padding: 0 18px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), #0043c7);
  font-weight: 800;
}

.secondary-button {
  min-height: 42px;
  padding: 0 14px;
  border: 0;
  border-radius: 8px;
  color: var(--navy);
  background: #eaf3fb;
  font-weight: 900;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 480px);
  gap: 16px;
  align-items: start;
}

.catalog-area,
.checkout-panel,
.receipt,
.management-panel,
.reports-panel,
.sales-history-panel,
.sales-summary {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 40px rgba(5, 19, 39, 0.08);
}

.catalog-area,
.checkout-panel {
  padding: 16px;
}

.search-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.price-note {
  display: grid;
  gap: 3px;
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid #cfe8f3;
  border-radius: 8px;
  background: #f0fbff;
}

.price-note strong {
  color: var(--navy);
  font-size: 0.88rem;
}

.price-note span {
  color: var(--muted);
  font-size: 0.82rem;
}

label {
  color: #26384d;
  font-size: 0.84rem;
  font-weight: 800;
}

input,
textarea,
select {
  width: 100%;
  min-height: 42px;
  margin-top: 6px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
}

input:focus,
textarea:focus,
select:focus {
  outline: 3px solid rgba(5, 200, 255, 0.2);
  border-color: var(--cyan);
}

input:disabled,
select:disabled,
textarea:disabled,
button:disabled {
  opacity: 0.62;
}

textarea {
  min-height: 76px;
  padding-top: 10px;
  resize: vertical;
}

.category-tabs {
  display: flex;
  gap: 8px;
  margin: 14px 0;
  overflow-x: auto;
  padding-bottom: 2px;
}

.category-tabs button {
  flex: 0 0 auto;
  padding: 10px 13px;
  color: #24435d;
  background: #eaf3fb;
  font-weight: 800;
}

.category-tabs button.active {
  color: var(--navy);
  background: var(--lime);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.service-card {
  min-height: 146px;
  padding: 14px;
  text-align: left;
  background: var(--white);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

.service-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: 0 12px 28px rgba(8, 125, 255, 0.14);
}

.service-card .icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--navy);
  background: #e5f9ff;
  font-weight: 900;
}

.service-card h3 {
  margin: 0;
  font-size: 1rem;
}

.service-card p {
  margin-bottom: auto;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.35;
}

.service-card strong {
  color: #0043c7;
  font-size: 1.08rem;
}

.price-field,
.cart-price-field {
  display: grid;
  gap: 4px;
  color: #2f435a;
  font-size: 0.76rem;
  font-weight: 800;
}

.price-field input,
.cart-price-field input {
  min-height: 36px;
  margin-top: 0;
}

.add-button {
  min-height: 38px;
  color: var(--navy);
  background: var(--lime);
  font-weight: 900;
}

.add-button:disabled {
  cursor: not-allowed;
  color: #8290a4;
  background: #e1e7ef;
}

.stock-pill {
  width: fit-content;
  padding: 5px 8px;
  border-radius: 999px;
  color: var(--navy);
  background: #eaf7d5;
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.inventory-panel {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.admin-login,
.admin-password-panel {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 12px;
  padding: 12px;
  border: 1px solid #cfe8f3;
  border-radius: 8px;
  background: #f7fcff;
}

.admin-password-panel {
  grid-template-columns: minmax(180px, 1fr) auto;
}

.admin-password-panel[hidden] {
  display: none;
}

.inventory-form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.inventory-save {
  align-self: end;
}

.inventory-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.empty-inventory {
  margin: 0;
  padding: 14px;
  border: 1px dashed #b7c5d8;
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.inventory-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.inventory-row strong,
.inventory-row span,
.inventory-row small {
  display: block;
}

.inventory-row span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.82rem;
}

.inventory-row small {
  margin-top: 2px;
  color: #43566e;
}

.inventory-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}

.inventory-actions input {
  width: 86px;
  margin-top: 0;
}

.checkout-panel {
  position: sticky;
  top: 16px;
}

.ticket-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
}

.ticket-head h3 {
  margin: 0;
}

.form-section {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.form-section.loaded {
  animation: loaded-pulse 1200ms ease;
}

@keyframes loaded-pulse {
  0% {
    background: rgba(149, 223, 0, 0.22);
  }
  100% {
    background: transparent;
  }
}

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.section-title h3 {
  margin: 0;
  font-size: 0.98rem;
}

.section-title span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.customer-fields,
.device-fields,
.quick-status,
.adjustments {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 13px;
}

.device-fields {
  grid-template-columns: 1fr 1fr;
}

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

.quick-status {
  margin-top: 13px;
}

.adjustments {
  grid-template-columns: 1fr 1fr 1.2fr 1fr;
}

.cart-list {
  display: grid;
  gap: 8px;
  min-height: 120px;
  margin-top: 14px;
}

.empty-cart {
  display: grid;
  min-height: 120px;
  place-items: center;
  border: 1px dashed #b7c5d8;
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.cart-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.cart-item h4 {
  margin: 0 0 3px;
  font-size: 0.95rem;
}

.cart-item span {
  color: var(--muted);
  font-size: 0.82rem;
}

.cart-price-field {
  max-width: 150px;
  margin-top: 8px;
}

.cart-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.qty-button {
  width: 30px;
  height: 30px;
  color: var(--navy);
  background: #dceeff;
  font-weight: 900;
}

.remove-button {
  width: 30px;
  height: 30px;
  color: var(--danger);
  background: #ffe4e9;
  font-weight: 900;
}

.totals {
  display: grid;
  gap: 7px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.totals div,
.sales-summary div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.grand-total {
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.grand-total strong {
  color: #0043c7;
  font-size: 1.55rem;
}

.receipt-panel[hidden] {
  display: none;
}

.receipt {
  padding: 16px;
}

.receipt-header {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.receipt-brand-crop {
  height: 74px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--navy);
}

.receipt-brand-crop img {
  display: block;
  width: 100%;
  height: 160px;
  object-fit: cover;
  object-position: top center;
}

.receipt-header strong,
.receipt-header span {
  display: block;
}

.receipt-header strong {
  font-size: 1.1rem;
}

.receipt-header span {
  color: var(--muted);
}

pre {
  white-space: pre-wrap;
  margin: 14px 0;
  color: #1d2d42;
  font: 0.9rem/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.receipt-actions {
  display: flex;
  gap: 8px;
}

.receipt-actions button {
  padding: 10px 13px;
  background: #eaf3fb;
  color: var(--navy);
  font-weight: 800;
}

.receipt-actions .send-receipt-button {
  color: var(--navy);
  background: var(--lime);
  font-weight: 900;
}

.sales-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px;
}

.sales-summary div {
  min-height: 64px;
  padding: 12px;
  border-radius: 8px;
  background: var(--panel);
}

.sales-history-panel {
  padding: 16px;
}

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

.management-panel,
.reports-panel {
  padding: 16px;
}

.management-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.report-grid div {
  min-height: 68px;
  padding: 12px;
  border-radius: 8px;
  background: var(--panel);
}

.report-grid span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.report-grid strong {
  display: block;
  margin-top: 5px;
  font-size: 1.25rem;
}

.low-stock-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.backup-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.import-label {
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 8px;
  background: #eaf3fb;
  color: var(--navy);
  font-weight: 900;
}

.import-label input {
  display: none;
}

.sales-history {
  display: grid;
  gap: 8px;
}

.history-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.history-row span,
.history-row small {
  display: block;
  color: var(--muted);
}

.history-row span {
  margin-top: 3px;
  font-size: 0.82rem;
}

.history-row small {
  margin-top: 2px;
}

@media (max-width: 1100px) {
  .app-shell,
  .workspace,
  .management-grid {
    grid-template-columns: 1fr;
  }

  .brand-panel {
    display: block;
  }

  .brand-card {
    display: grid;
    grid-template-columns: 170px 1fr;
    align-items: center;
  }

  .brand-card img {
    height: 230px;
    aspect-ratio: auto;
  }

  .store-info {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 14px;
  }

  .checkout-panel {
    position: static;
  }
}

@media (max-width: 720px) {
  .pos-panel,
  .brand-panel {
    padding: 14px;
  }

  .topbar,
  .receipt-header {
    align-items: stretch;
  }

  .receipt-header {
    grid-template-columns: 1fr;
  }

  .brand-card,
  .store-info,
  .customer-fields,
  .device-fields,
  .quick-status,
  .admin-login,
  .admin-password-panel,
  .inventory-form,
  .adjustments,
  .sales-summary {
    grid-template-columns: 1fr;
  }

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

  .inventory-row {
    grid-template-columns: 1fr;
  }

  .history-row {
    grid-template-columns: 1fr;
  }

  .brand-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 3.4;
  }

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

  .search-row {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #ffffff;
  }

  .brand-panel,
  .topbar,
  .workspace,
  .sales-summary,
  .sales-history-panel,
  .management-grid,
  .reports-panel,
  .receipt-actions {
    display: none;
  }

  .app-shell,
  .pos-panel {
    display: block;
    padding: 0;
  }

  .receipt-panel,
  .receipt {
    display: block;
    border: 0;
    box-shadow: none;
  }

  .receipt-header {
    display: grid;
    grid-template-columns: 190px 1fr;
  }
}