/* ============ Variables y base ============ */
:root {
  --primario: #b23a5e;
  --primario-osc: #8e2d4b;
  --primario-suave: #f7e3ea;
  --fondo: #faf6f4;
  --card: #ffffff;
  --texto: #33272c;
  --texto-suave: #8a7580;
  --borde: #eadfe0;
  --ok: #2e7d4f;
  --ok-suave: #e3f2e9;
  --alerta: #b3261e;
  --alerta-suave: #fdecea;
  --wa: #25d366;
  --wa-osc: #1da851;
  --radius: 14px;
  --sombra: 0 2px 10px rgba(60, 20, 40, .07);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--fondo);
  color: var(--texto);
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.oculto { display: none !important; }

/* ============ Header ============ */
.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--borde);
  position: sticky; top: 0; z-index: 20;
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.brand { font-size: 1.15rem; font-weight: 700; letter-spacing: .04em; }
.brand span { color: var(--primario); }
.cart-link {
  position: relative; font-size: 1.4rem; padding: 6px 10px;
  border-radius: 10px; transition: background .15s;
}
.cart-link:hover { background: var(--primario-suave); }
.cart-count {
  position: absolute; top: -2px; right: -4px;
  background: var(--primario); color: #fff;
  font-size: .7rem; font-weight: 700;
  min-width: 20px; height: 20px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 5px;
}

main { padding: 24px 16px 60px; }

/* ============ Filtros ============ */
.filtros {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 22px;
}
@media (min-width: 700px) {
  .filtros { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.filtros input, .filtros select,
input[type=text], input[type=search], input[type=tel],
input[type=email], input[type=number], select, textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--borde);
  border-radius: 10px;
  background: var(--card);
  font: inherit;
  color: var(--texto);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--primario);
  outline-offset: -1px;
  border-color: transparent;
}

/* ============ Grilla de productos ============ */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .15s, box-shadow .15s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 6px 18px rgba(60,20,40,.12); }
.card-img { aspect-ratio: 4/3; background: var(--primario-suave); }
.ph {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.6rem; font-weight: 700; color: var(--primario);
  background: linear-gradient(135deg, var(--primario-suave), #fdf1f5);
}
.card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.chip {
  align-self: flex-start;
  background: var(--primario-suave); color: var(--primario-osc);
  font-size: .72rem; font-weight: 600;
  padding: 2px 10px; border-radius: 20px;
}
.card-body h3 { font-size: 1rem; margin-top: 4px; }
.cod { color: var(--texto-suave); font-size: .8rem; }
.precio { font-size: 1.25rem; font-weight: 700; color: var(--primario-osc); margin-top: 4px; }
.precio span { font-size: .78rem; font-weight: 500; color: var(--texto-suave); }
.precio-sec { font-size: .8rem; color: var(--texto-suave); }
.stock { font-size: .8rem; color: var(--ok); font-weight: 600; margin-top: auto; padding-top: 8px; }
.stock.sin { color: var(--alerta); }
.vacio { color: var(--texto-suave); text-align: center; padding: 50px 0; grid-column: 1/-1; }

/* ============ Detalle de producto ============ */
.volver { display: inline-block; margin-bottom: 16px; color: var(--texto-suave); font-size: .9rem; }
.volver:hover { color: var(--primario); }
.detalle-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 800px) { .detalle-grid { grid-template-columns: 2fr 3fr; } }
.detalle-img {
  border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 4/3; box-shadow: var(--sombra);
}
.detalle-info h1 { font-size: 1.5rem; margin: 6px 0 2px; }
.detalle-info .descripcion { margin: 10px 0 4px; color: var(--texto-suave); }
.precios-linea { display: flex; gap: 22px; flex-wrap: wrap; margin: 14px 0 6px; }
.precios-linea div strong { display: block; font-size: 1.35rem; color: var(--primario-osc); }
.precios-linea div span { font-size: .78rem; color: var(--texto-suave); }

.modo {
  background: var(--card); border: 1px solid var(--borde);
  border-radius: var(--radius); padding: 18px; margin-top: 16px;
  box-shadow: var(--sombra);
}
.modo h2 { font-size: 1.05rem; margin-bottom: 4px; }
.modo .ayuda { font-size: .83rem; color: var(--texto-suave); margin-bottom: 12px; }
.comp-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.comp-chips span {
  background: var(--fondo); border: 1px solid var(--borde);
  font-size: .8rem; padding: 3px 10px; border-radius: 20px;
}

.qty-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.qty {
  display: inline-flex; align-items: center; border: 1px solid var(--borde);
  border-radius: 10px; overflow: hidden; background: var(--card);
}
.qty button {
  width: 38px; height: 38px; border: none; background: none;
  font-size: 1.2rem; cursor: pointer; color: var(--primario);
}
.qty button:disabled { color: var(--borde); cursor: default; }
.qty output { min-width: 40px; text-align: center; font-weight: 700; }

/* Tabla de armado a elección */
.tabla-wrap { overflow-x: auto; margin-bottom: 12px; }
.tabla-armado { border-collapse: collapse; min-width: 100%; }
.tabla-armado th, .tabla-armado td {
  border: 1px solid var(--borde); padding: 7px 9px;
  text-align: center; font-size: .85rem; background: var(--card);
}
.tabla-armado th { background: var(--fondo); font-weight: 600; }
.tabla-armado th:first-child { text-align: left; }
.tabla-armado input {
  width: 62px; padding: 6px 4px; text-align: center; border-radius: 8px;
}
.tabla-armado .agotado { color: var(--borde); }
.tabla-armado small { display: block; color: var(--texto-suave); font-size: .7rem; }

.total-linea { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.total-linea strong { font-size: 1.15rem; color: var(--primario-osc); }

/* ============ Botones ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--primario); color: #fff;
  border: none; border-radius: 10px;
  padding: 11px 22px; font: inherit; font-weight: 600;
  cursor: pointer; transition: background .15s;
}
.btn:hover { background: var(--primario-osc); }
.btn:disabled { background: var(--borde); color: var(--texto-suave); cursor: default; }
.btn-sec {
  background: none; color: var(--primario);
  border: 1px solid var(--primario);
}
.btn-sec:hover { background: var(--primario-suave); }
.btn-wa { background: var(--wa); font-size: 1.05rem; padding: 13px 26px; }
.btn-wa:hover { background: var(--wa-osc); }
.btn-chico { padding: 6px 14px; font-size: .85rem; }
.btn-link {
  background: none; border: none; color: var(--alerta);
  font: inherit; font-size: .85rem; cursor: pointer; text-decoration: underline;
}

/* ============ Toast ============ */
.toast {
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%);
  background: var(--texto); color: #fff;
  padding: 12px 22px; border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  display: flex; gap: 16px; align-items: center;
  font-size: .92rem; z-index: 50;
  animation: subir .25s ease;
}
.toast a { color: #ffb3c8; font-weight: 700; }
@keyframes subir { from { opacity: 0; transform: translate(-50%, 14px); } }

/* ============ Carrito ============ */
.carrito-layout { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 860px) { .carrito-layout { grid-template-columns: 3fr 2fr; align-items: start; } }

.item {
  background: var(--card); border-radius: var(--radius);
  box-shadow: var(--sombra); padding: 16px 18px; margin-bottom: 12px;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}
.item h3 { font-size: .98rem; }
.item .tipo { font-size: .8rem; color: var(--primario-osc); font-weight: 600; margin: 2px 0; }
.item .comp { font-size: .82rem; color: var(--texto-suave); max-width: 420px; }
.item-der { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.item-der .sub { font-weight: 700; font-size: 1.05rem; color: var(--primario-osc); }
.item-acciones { display: flex; gap: 12px; align-items: center; }

.panel {
  background: var(--card); border-radius: var(--radius);
  box-shadow: var(--sombra); padding: 20px;
}
.panel h2 { font-size: 1.1rem; margin-bottom: 14px; }
.resumen-linea { display: flex; justify-content: space-between; margin-bottom: 6px; font-size: .95rem; }
.resumen-linea.total { font-size: 1.2rem; font-weight: 700; color: var(--primario-osc); border-top: 1px solid var(--borde); padding-top: 10px; margin-top: 10px; }

.aviso-minimo {
  background: var(--alerta-suave); color: var(--alerta);
  border-radius: 10px; padding: 10px 14px; font-size: .87rem; margin: 12px 0;
}
.aviso-ok { background: var(--ok-suave); color: var(--ok); }

/* ============ Formulario checkout ============ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
.form-grid .full { grid-column: 1 / -1; }
label.campo { display: block; font-size: .84rem; font-weight: 600; }
label.campo input, label.campo select { margin-top: 4px; font-weight: 400; }
fieldset {
  border: 1px solid var(--borde); border-radius: 10px;
  padding: 10px 14px 12px; grid-column: 1 / -1;
}
legend { font-size: .84rem; font-weight: 600; padding: 0 6px; }
.radio-row { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 4px; }
.radio-row label { display: flex; align-items: center; gap: 6px; font-size: .9rem; cursor: pointer; }
.check-row { display: flex; align-items: flex-start; gap: 8px; font-size: .85rem; grid-column: 1/-1; cursor: pointer; }
.check-row input { width: auto; margin-top: 3px; }
.error-form { color: var(--alerta); font-size: .85rem; margin-top: 10px; }
.ayuda-campo { display: block; font-weight: 400; font-size: .74rem; color: var(--texto-suave); margin-top: 4px; }

/* ============ Autocomplete de localidad ============ */
.autocomplete { position: relative; }
.autocomplete-lista {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 30;
  list-style: none; margin: 4px 0 0; padding: 4px;
  background: var(--card); border: 1px solid var(--borde);
  border-radius: 10px; box-shadow: 0 6px 18px rgba(60,20,40,.14);
  max-height: 260px; overflow-y: auto;
}
.autocomplete-lista li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
  padding: 8px 12px; border-radius: 8px; cursor: pointer; font-size: .9rem;
}
.autocomplete-lista li:hover, .autocomplete-lista li.marcada { background: var(--primario-suave); }
.autocomplete-lista li small { color: var(--texto-suave); font-size: .76rem; white-space: nowrap; }
.autocomplete-lista .sin-resultado { color: var(--texto-suave); cursor: default; font-size: .85rem; }
.autocomplete-lista .sin-resultado:hover { background: none; }

/* ============ Confirmación ============ */
.confirmacion { text-align: center; max-width: 560px; margin: 30px auto; }
.confirmacion .panel { padding: 34px 26px; }
.confirmacion h1 { font-size: 1.4rem; margin-bottom: 6px; }
.codigo-grande {
  font-size: 1.9rem; font-weight: 800; letter-spacing: .06em;
  color: var(--primario-osc); background: var(--primario-suave);
  border-radius: 12px; padding: 12px 18px; display: inline-block; margin: 14px 0;
}
.confirmacion p { color: var(--texto-suave); font-size: .93rem; margin-bottom: 8px; }
.confirmacion .acciones { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; align-items: center; }

/* ============ Seguimiento ============ */
.badge {
  display: inline-block; padding: 4px 14px; border-radius: 20px;
  font-size: .82rem; font-weight: 700;
}
.badge.pendiente { background: #fff3dc; color: #9a6b00; }
.badge.confirmado { background: var(--ok-suave); color: var(--ok); }
.badge.cancelado { background: var(--alerta-suave); color: var(--alerta); }
.seg-header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.seg-datos { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 14px 0; }
.seg-datos .dato { background: var(--fondo); border-radius: 10px; padding: 10px 14px; font-size: .88rem; }
.seg-datos .dato b { display: block; font-size: .76rem; color: var(--texto-suave); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.seg-items .item { padding: 12px 16px; }
.form-codigo { max-width: 420px; margin: 40px auto; text-align: center; }
.form-codigo input { text-align: center; font-size: 1.1rem; letter-spacing: .05em; margin: 14px 0; }

/* ============ Footer ============ */
footer {
  border-top: 1px solid var(--borde);
  padding: 22px 16px; text-align: center;
  color: var(--texto-suave); font-size: .82rem;
}