/* Caja del Café — estilos (móvil primero) */

:root {
  --marron: #92400e;
  --marron-oscuro: #78350f;
  --marron-suave: #b45309;
  --crema: #fbf6ec;
  --crema-fuerte: #fef3c7;
  --tarjeta: #ffffff;
  --borde: #ecdec8;
  --tinta: #43302b;
  --tinta-suave: #8a6f5c;
  --exito: #15803d;
  --exito-fondo: #ecfdf3;
  --error: #b91c1c;
  --error-fondo: #fef2f2;
  --info-fondo: #fffbeb;
  --radio: 12px;
  --sombra: 0 1px 3px rgba(120, 53, 15, 0.10), 0 1px 2px rgba(120, 53, 15, 0.06);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Nunito', -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--tinta);
  background: var(--crema);
}

h1, h2, h3 {
  font-family: 'Fredoka', 'Nunito', sans-serif;
  font-weight: 600;
  color: var(--marron-oscuro);
  line-height: 1.25;
  margin: 0 0 0.5rem;
}
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; margin-top: 0; }
h3 { font-size: 1.05rem; }

a { color: var(--marron); }

/* ---------- Barra superior ---------- */

.topbar {
  background: var(--marron-oscuro);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(60, 25, 5, 0.25);
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.5rem 1rem 0;
}
.marca {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
  text-decoration: none;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  padding: 0.25rem 0;
}
.nav {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.4rem 0 0;
}
.nav::-webkit-scrollbar { display: none; }
.nav a {
  color: #f5e7d0;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px 8px 0 0;
  white-space: nowrap;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.nav a:hover { background: rgba(255, 255, 255, 0.12); }
.nav a.activo {
  background: var(--crema);
  color: var(--marron-oscuro);
}
.nav a.salir { margin-left: auto; color: #e7c9a9; }
.nav a:focus-visible, a:focus-visible, button:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

/* ---------- Estructura ---------- */

.contenido {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem;
}
.pie {
  text-align: center;
  color: var(--tinta-suave);
  font-size: 0.85rem;
  padding: 1.5rem 1rem 2rem;
}

.tarjeta {
  background: var(--tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 1rem;
  margin-bottom: 1rem;
}

.fila-titulo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

/* ---------- Tarjetas de estadísticas ---------- */

.grilla-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.stat {
  background: var(--tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 0.85rem 1rem;
}
.stat .etiqueta {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--tinta-suave);
}
.stat .valor {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--marron-oscuro);
  font-variant-numeric: tabular-nums;
}
.stat .detalle { font-size: 0.85rem; color: var(--tinta-suave); }
.stat.stat-exito .valor { color: var(--exito); }
.stat.stat-error .valor { color: var(--error); }

/* ---------- Tablas ---------- */

.tabla-envoltura { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
th, td {
  text-align: left;
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--borde);
  white-space: nowrap;
}
th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--tinta-suave);
}
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: none; }
.texto-suave { color: var(--tinta-suave); }
.texto-exito { color: var(--exito); font-weight: 700; }
.texto-error { color: var(--error); font-weight: 700; }

/* ---------- Formularios ---------- */

label {
  display: block;
  font-weight: 800;
  font-size: 0.9rem;
  margin: 0.75rem 0 0.25rem;
}
label small { font-weight: 400; color: var(--tinta-suave); }
input[type="text"], input[type="password"], input[type="number"],
input[type="date"], select, textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  font: inherit;
  color: var(--tinta);
  background: #fff;
  border: 1.5px solid var(--borde);
  border-radius: 8px;
  min-height: 44px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--marron);
  box-shadow: 0 0 0 3px rgba(146, 64, 14, 0.15);
}
.form-fila {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 0.75rem;
}

/* ---------- Botones ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font: inherit;
  font-weight: 800;
  padding: 0.6rem 1.1rem;
  min-height: 44px;
  border-radius: 10px;
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.1s ease;
  touch-action: manipulation;
}
.btn:active { transform: scale(0.98); }
.btn-primario { background: var(--marron); color: #fff; }
.btn-primario:hover { background: var(--marron-oscuro); }
.btn-secundario {
  background: #fff;
  color: var(--marron);
  border-color: var(--marron);
}
.btn-secundario:hover { background: var(--crema-fuerte); }
.btn-peligro { background: #fff; color: var(--error); border-color: var(--error); }
.btn-peligro:hover { background: var(--error-fondo); }
.btn-bloque { width: 100%; margin-top: 1rem; }
.btn-chico { padding: 0.3rem 0.7rem; min-height: 36px; font-size: 0.88rem; }

/* ---------- Avisos ---------- */

.flash {
  padding: 0.7rem 1rem;
  border-radius: 10px;
  font-weight: 700;
  margin-bottom: 1rem;
  border: 1px solid transparent;
}
.flash-exito { background: var(--exito-fondo); color: var(--exito); border-color: #bbe7c9; }
.flash-error { background: var(--error-fondo); color: var(--error); border-color: #f3c1c1; }
.flash-info  { background: var(--info-fondo); color: var(--marron-suave); border-color: #f2e1b8; }

.vacio {
  text-align: center;
  color: var(--tinta-suave);
  padding: 2rem 1rem;
}

/* ---------- Punto de venta ---------- */

.pos-categoria { margin: 1rem 0 0.5rem; }
.grilla-productos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.6rem;
}
.prod-btn {
  font: inherit;
  background: var(--tarjeta);
  border: 1.5px solid var(--borde);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 0.7rem 0.6rem;
  min-height: 68px;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease, transform 0.1s ease;
  touch-action: manipulation;
}
.prod-btn:hover { background: var(--crema-fuerte); }
.prod-btn:active { transform: scale(0.97); }
.prod-btn .nombre { display: block; font-weight: 800; }
.prod-btn .precio { display: block; color: var(--marron); font-weight: 700; font-variant-numeric: tabular-nums; }

.ticket { position: sticky; bottom: 0.75rem; z-index: 50; }
.ticket-toggle { display: none; }
@media (max-width: 699px) {
  /* En el celular el ticket se pliega a una barra con el total */
  .ticket-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    font: inherit;
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--marron-oscuro);
    background: none;
    border: none;
    padding: 0.15rem 0;
    min-height: 44px;
    cursor: pointer;
    touch-action: manipulation;
  }
  .ticket h2 { display: none; }
  .ticket:not(.abierto) .ticket-cuerpo { display: none; }
  .ticket .tarjeta { padding: 0.5rem 1rem 0.75rem; }
  .ticket.abierto .tarjeta { padding: 0.5rem 1rem 1rem; }
}
.ticket .tarjeta {
  border: 2px solid var(--marron);
  box-shadow: 0 6px 20px rgba(120, 53, 15, 0.22);
  margin-bottom: 0;
}
.ticket-lineas { margin: 0.25rem 0; }
.ticket-linea {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0;
  border-bottom: 1px dashed var(--borde);
}
.ticket-linea .nombre { flex: 1; font-weight: 700; }
.ticket-linea .importe { font-variant-numeric: tabular-nums; min-width: 4.5rem; text-align: right; }
.cant-controles { display: inline-flex; align-items: center; gap: 0.15rem; }
.cant-controles button {
  font: inherit;
  font-weight: 800;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1.5px solid var(--borde);
  background: #fff;
  cursor: pointer;
  touch-action: manipulation;
}
.cant-controles button:hover { background: var(--crema-fuerte); }
.cant-controles .cant { min-width: 1.6rem; text-align: center; font-weight: 800; }

.ticket-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--marron-oscuro);
  padding-top: 0.5rem;
}

.metodos { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; margin: 0.6rem 0; }
.metodos input[type="radio"] { position: absolute; opacity: 0; }
.metodos label.metodo {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 2px solid var(--borde);
  border-radius: 10px;
  padding: 0.6rem;
  min-height: 48px;
  cursor: pointer;
  font-weight: 800;
  background: #fff;
}
.metodos input[type="radio"]:checked + label.metodo {
  border-color: var(--marron);
  background: var(--crema-fuerte);
  color: var(--marron-oscuro);
}
.metodos input[type="radio"]:focus-visible + label.metodo {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

/* ---------- Etiquetas (chips) ---------- */

.chip {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.15rem 0.55rem;
  border-radius: 99px;
  white-space: nowrap;
}
.chip-efectivo { background: var(--exito-fondo); color: var(--exito); }
.chip-yape_plin { background: #ede9fe; color: #6d28d9; }
.chip-neutro { background: var(--crema-fuerte); color: var(--marron-suave); }
.chip-anulada { background: var(--error-fondo); color: var(--error); }

/* ---------- Gráfico de barras (CSS puro) ---------- */

.barras {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 120px;
  padding-top: 0.5rem;
}
.barra { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; text-align: center; }
.barra .valor-barra { font-size: 0.7rem; font-weight: 700; color: var(--tinta-suave); font-variant-numeric: tabular-nums; }
.barra .relleno {
  background: linear-gradient(180deg, var(--marron-suave), var(--marron));
  border-radius: 6px 6px 0 0;
  min-height: 3px;
}
.barra .dia { font-size: 0.72rem; color: var(--tinta-suave); margin-top: 0.25rem; }

/* ---------- Detalles expandibles ---------- */

details.detalle-venta summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.25rem;
  min-height: 44px;
}
details.detalle-venta summary::-webkit-details-marker { display: none; }
details.detalle-venta { border-bottom: 1px solid var(--borde); }
details.detalle-venta:last-child { border-bottom: none; }
details.detalle-venta summary .hora { color: var(--tinta-suave); font-size: 0.88rem; min-width: 5rem; }
details.detalle-venta summary .total-venta { margin-left: auto; font-weight: 800; font-variant-numeric: tabular-nums; }
details.detalle-venta .cuerpo { padding: 0 0.25rem 0.75rem; }

/* ---------- Login ---------- */

.cuerpo-login {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(160deg, var(--crema-fuerte), var(--crema) 55%);
}
.caja-login {
  width: 100%;
  max-width: 400px;
  background: var(--tarjeta);
  border: 1px solid var(--borde);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(120, 53, 15, 0.15);
  padding: 1.5rem;
}
.login-marca { text-align: center; color: var(--marron); margin-bottom: 0.5rem; }
.login-marca h1 { margin: 0.4rem 0 0; }
.login-intro { text-align: center; color: var(--tinta-suave); margin-top: 0.25rem; }

/* ---------- Escritorio ---------- */

@media (min-width: 700px) {
  h1 { font-size: 1.75rem; }
  .grilla-stats { grid-template-columns: repeat(4, 1fr); }
  .form-fila { grid-template-columns: repeat(var(--cols, 2), 1fr); align-items: end; }
  .dos-columnas { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: start; }
  .pos-columnas { display: grid; grid-template-columns: 1.6fr 1fr; gap: 1rem; align-items: start; }
  .ticket { position: sticky; top: 5rem; bottom: auto; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}