/* Panadería: pantalla de mostrador.
   Colores tomados del pan: corteza para los productos, verde solo para "cobrar". */
:root {
  --bg: #edf0ee;
  --surface: #ffffff;
  --ink: #241c17;
  --ink-soft: #5f564f;
  --line: #d5d9d5;
  --crust: #8a4b1f;
  --crust-dark: #5e3214;
  --crumb: #f2d3a8;
  --go: #1f6b45;
  --go-dark: #154d31;
  --danger: #b3261e;
  --focus: #1d5fbf;
  --radius-sm: 6px;
  --radius: 10px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
}

.num,
input,
td.num,
th.num {
  font-variant-numeric: tabular-nums;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 0.75rem;
}
h1 {
  font-size: 1.6rem;
}
h2 {
  font-size: 1.3rem;
}
h3 {
  font-size: 1.05rem;
}

/* ---------- Barra superior ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 1rem;
  background: var(--crust-dark);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  color: var(--crumb);
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
}
.tabs {
  display: flex;
  gap: 0.25rem;
  flex: 1;
  overflow-x: auto;
}
.tabs a {
  color: #fff;
  text-decoration: none;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  font-weight: 600;
}
.tabs a[aria-current='page'] {
  background: var(--crumb);
  color: var(--crust-dark);
}
.link-button {
  background: none;
  border: 0;
  color: var(--crumb);
  font: inherit;
  cursor: pointer;
  padding: 0.5rem;
}

main {
  padding: 1rem;
  max-width: 1280px;
  margin: 0 auto;
}
main:focus {
  outline: none;
}

/* ---------- Botones e inputs ---------- */
.btn {
  font: inherit;
  font-weight: 700;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.7rem 1.1rem;
  min-height: 48px;
  cursor: pointer;
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.btn-go {
  background: var(--go);
  border-color: var(--go);
  color: #fff;
}
.btn-go:hover:not(:disabled) {
  background: var(--go-dark);
}
.btn-danger {
  color: var(--danger);
  border-color: currentColor;
  background: var(--surface);
}
.btn-block {
  width: 100%;
}
.btn-small {
  min-height: 38px;
  padding: 0.35rem 0.7rem;
  font-size: 0.95rem;
}

input,
select {
  font: inherit;
  padding: 0.6rem 0.7rem;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  min-height: 48px;
  width: 100%;
}
input:focus,
select:focus {
  border-color: var(--focus);
  outline: none;
}
label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.field {
  margin-bottom: 1rem;
}
.form-error {
  color: var(--danger);
  font-weight: 600;
  margin: 0.5rem 0;
}
.muted {
  color: var(--ink-soft);
}

/* ---------- Caja ---------- */
.pos {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 380px);
  gap: 1rem;
  align-items: start;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
}
.product-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 116px;
  padding: 0.9rem;
  border: 0;
  border-radius: var(--radius);
  background: var(--crust);
  color: #fff;
  font: inherit;
  text-align: left;
  cursor: pointer;
  box-shadow: inset 0 -5px 0 var(--crust-dark);
}
.product-tile:hover {
  background: #9a5627;
}
.product-tile:active {
  box-shadow: inset 0 -2px 0 var(--crust-dark);
  transform: translateY(2px);
}
.product-tile .name {
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.15;
}
.product-tile .price {
  color: var(--crumb);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.ticket {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 1rem;
  position: sticky;
  top: 4.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.ticket-lines {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 40vh;
  overflow-y: auto;
}
.ticket-line {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line);
}
.ticket-line .detail {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.remove-line {
  border: 0;
  background: none;
  color: var(--danger);
  font-size: 1.4rem;
  line-height: 1;
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.ticket-empty {
  color: var(--ink-soft);
  padding: 1rem 0;
}
.ticket-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-top: 3px double var(--ink);
  padding-top: 0.6rem;
}
.ticket-total .amount {
  font-size: 2.1rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem;
  border: 0;
  padding: 0;
  margin: 0;
}
.segmented legend {
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.segmented input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.segmented label {
  margin: 0;
  text-align: center;
  padding: 0.6rem 0.4rem;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
}
.segmented input:checked + label {
  border-color: var(--crust-dark);
  background: var(--crumb);
}
.segmented input:focus-visible + label {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- Diálogo de cantidad ---------- */
dialog {
  border: 0;
  border-radius: var(--radius);
  padding: 0;
  width: min(440px, calc(100vw - 2rem));
  color: var(--ink);
}
dialog::backdrop {
  background: rgb(36 28 23 / 0.55);
}
.dialog-body {
  padding: 1.25rem;
}
.dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1rem;
}
.quick {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.quick .btn {
  flex: 1;
}
.stepper {
  display: grid;
  grid-template-columns: 56px 1fr 56px;
  gap: 0.5rem;
}
.stepper .btn {
  font-size: 1.5rem;
  padding: 0;
}
.stepper input {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 700;
}
.subtotal-preview {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 1.1rem;
  margin: 0.5rem 0 1rem;
}
.subtotal-preview strong {
  font-size: 1.6rem;
}
.dialog-actions {
  display: flex;
  gap: 0.5rem;
}
.dialog-actions .btn-go {
  flex: 1;
}

/* ---------- Tablas y paneles ---------- */
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}
.table-wrap {
  overflow-x: auto;
}
table {
  border-collapse: collapse;
  width: 100%;
}
th,
td {
  text-align: left;
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.num {
  text-align: right;
}
tr.voided td {
  color: var(--ink-soft);
  text-decoration: line-through;
}
tr.voided td.actions {
  text-decoration: none;
}
.badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  background: var(--bg);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 1rem;
}
.toolbar .field {
  margin: 0;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 6px solid var(--crust);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}
.stat .value {
  font-size: 1.6rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.bar {
  height: 10px;
  background: var(--crust);
  border-radius: 999px;
  min-width: 2px;
}

.product-form {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: 0.75rem;
  align-items: end;
}
.product-form .field {
  margin: 0;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 50;
  max-width: calc(100vw - 2rem);
}
.toast.ok {
  background: var(--go);
}
.toast.error {
  background: var(--danger);
}

/* ---------- Login ---------- */
.login-page {
  display: grid;
  place-items: center;
  padding: 1rem;
  background: var(--crust-dark);
}
.login-card {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius);
  width: min(360px, 100%);
}
.login-card h1 {
  color: var(--crust-dark);
}

/* ---------- Mobile ---------- */
@media (max-width: 820px) {
  main {
    padding: 0.75rem;
  }
  .pos {
    grid-template-columns: 1fr;
  }
  .ticket {
    position: static;
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-form {
    grid-template-columns: 1fr 1fr;
  }
  .brand {
    display: none;
  }
  .topbar {
    padding: 0.4rem 0.5rem;
    gap: 0.25rem;
  }
  .tabs a {
    padding: 0.5rem 0.6rem;
    font-size: 0.95rem;
  }
  .product-tile {
    min-height: 92px;
  }
  .pos {
    padding-bottom: 5rem;
  }
  .mobile-total:not([hidden]) {
    display: flex;
  }
  .link-button {
    font-size: 0.9rem;
    padding: 0.4rem;
  }
  .tabs a {
    padding: 0.5rem 0.5rem;
  }
}

/* Barra fija con el total, solo en celular, para no perderlo al hacer scroll. */
.mobile-total {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  padding: 0.6rem 0.75rem calc(0.6rem + env(safe-area-inset-bottom));
  background: var(--surface);
  border-top: 1px solid var(--line);
  gap: 0.75rem;
  align-items: center;
}
.mobile-total .amount {
  font-size: 1.15rem;
  flex: 1;
  font-size: 1.4rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.mobile-total[hidden] {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .product-tile:active {
    transform: none;
  }
}

td:has(> .bar) {
  width: 40%;
}
a.btn {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}