/* ==========================================================
   Buzo Dent — hoja de estilos base
   ========================================================== */

:root {
  /* Marca — tomada del logo de Buzo: rojo #EA2129 y vino #992E28 */
  --marca-900: #2A1210;
  --marca-800: #5E1C18;
  --marca-700: #992E28;
  --marca-600: #C81820;
  --marca-500: #EA2129;
  --marca-300: #F2999D;
  --marca-100: #FBE3E4;
  --marca-50:  #FDF5F5;

  --acento:     #992E28;
  --acento-osc: #7A241F;
  --acento-100: #F7E9E8;

  --exito:   #15803D;
  --exito-bg:#E8F6EC;
  --alerta:  #B45309;
  --alerta-bg:#FEF3E2;
  --error:   #B91C1C;
  --error-bg:#FDECEC;

  /* Neutros cálidos, para que convivan con el rojo de la marca */
  --gris-900: #1C1917;
  --gris-700: #44403C;
  --gris-600: #57534E;
  --gris-500: #78716C;
  --gris-400: #A8A29E;
  --gris-300: #D6D3D1;
  --gris-200: #E7E5E4;
  --gris-100: #F5F5F4;
  --gris-50:  #FAFAF9;
  --blanco:   #FFFFFF;

  --radio-sm: 8px;
  --radio:    14px;
  --radio-lg: 22px;

  --sombra-sm: 0 1px 2px rgba(42, 18, 16, .06), 0 1px 3px rgba(42, 18, 16, .08);
  --sombra:    0 4px 6px -1px rgba(42, 18, 16, .07), 0 2px 4px -2px rgba(42, 18, 16, .06);
  --sombra-lg: 0 12px 24px -8px rgba(42, 18, 16, .16), 0 4px 8px -4px rgba(42, 18, 16, .08);

  --ancho: 1200px;
  --header-h: 72px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--gris-900);
  background: var(--blanco);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; letter-spacing: -.02em; color: var(--marca-900); }
h1 { font-size: clamp(1.9rem, 4vw, 2.85rem); }
h2 { font-size: clamp(1.45rem, 3vw, 2.05rem); }
h3 { font-size: 1.1rem; }

.contenedor { width: 100%; max-width: var(--ancho); margin-inline: auto; padding-inline: 20px; }
.oculto { display: none !important; }
.solo-lectores {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1.5px solid transparent; transition: all .18s ease; white-space: nowrap;
  text-align: center;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primario { background: var(--marca-600); color: #fff; }
.btn-primario:hover:not(:disabled) { background: var(--marca-700); transform: translateY(-1px); box-shadow: var(--sombra); }
.btn-acento { background: var(--acento); color: #fff; }
.btn-acento:hover:not(:disabled) { background: var(--acento-osc); transform: translateY(-1px); box-shadow: var(--sombra); }
.btn-linea { border-color: var(--gris-300); color: var(--gris-700); background: #fff; }
.btn-linea:hover:not(:disabled) { border-color: var(--marca-500); color: var(--marca-700); background: var(--marca-50); }
.btn-fantasma { color: var(--marca-700); padding-inline: 12px; }
.btn-fantasma:hover { background: var(--marca-50); }
.btn-bloque { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: .875rem; }
.btn-wa { background: #25D366; color: #fff; }
.btn-wa:hover:not(:disabled) { background: #1DA851; transform: translateY(-1px); }

/* ---------- Encabezado ---------- */
.barra-aviso {
  background: var(--marca-900); color: var(--marca-100);
  font-size: .82rem; text-align: center; padding: 8px 20px;
}
.barra-aviso strong { color: #fff; }

.encabezado {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gris-200);
}
.encabezado-fila {
  display: flex; align-items: center; gap: 20px;
  height: var(--header-h);
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo svg { height: 40px; width: auto; }
.logo-img { height: 46px; width: auto; }
.logo-chip {
  display: inline-flex; background: #fff; border-radius: var(--radio);
  padding: 12px 18px; box-shadow: var(--sombra-sm);
}
.logo-chip .logo-img { height: 52px; }
.logo-texto { display: flex; flex-direction: column; line-height: 1.05; }
.logo-texto b { font-size: 1.15rem; font-weight: 800; color: var(--marca-800); letter-spacing: -.03em; }
.logo-texto span { font-size: .62rem; color: var(--gris-500); text-transform: uppercase; letter-spacing: .12em; }

.buscador { flex: 1; max-width: 520px; position: relative; }
.buscador input {
  width: 100%; padding: 11px 44px 11px 18px;
  border: 1.5px solid var(--gris-200); border-radius: 999px;
  background: var(--gris-50); transition: all .18s;
}
.buscador input:focus {
  outline: none; border-color: var(--marca-500); background: #fff;
  box-shadow: 0 0 0 4px var(--marca-100);
}
.buscador button {
  position: absolute; right: 5px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; color: var(--marca-600);
}
.buscador button:hover { background: var(--marca-100); }

/* Sugerencias del buscador */
.sugerencias {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 60;
  background: #fff; border: 1.5px solid var(--gris-200); border-radius: var(--radio);
  box-shadow: var(--sombra-lg); overflow: hidden; max-height: 62vh; overflow-y: auto;
}
.sug-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 14px;
  border-bottom: 1px solid var(--gris-100); transition: background .12s;
}
.sug-item:last-child { border-bottom: none; }
.sug-item:hover, .sug-item.activo { background: var(--marca-50); }
.sug-item img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; background: var(--gris-100); flex-shrink: 0; }
.sug-txt { flex: 1; min-width: 0; }
.sug-txt b { display: block; font-size: .9rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sug-txt span { font-size: .78rem; color: var(--gris-500); }
.sug-precio { font-weight: 700; color: var(--marca-800); white-space: nowrap; font-size: .92rem; }
.sug-todos { color: var(--marca-700); background: var(--gris-50); }
.sug-todos svg { flex-shrink: 0; }
.sug-vacio { padding: 16px 14px; font-size: .88rem; color: var(--gris-500); }

.acciones { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.icono-btn {
  position: relative; width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center; color: var(--gris-700); transition: all .18s;
}
.icono-btn:hover { background: var(--marca-50); color: var(--marca-700); }
.globo {
  position: absolute; top: 3px; right: 2px; min-width: 19px; height: 19px;
  padding: 0 5px; border-radius: 999px; background: var(--acento); color: #fff;
  font-size: .68rem; font-weight: 700; display: grid; place-items: center;
  border: 2px solid #fff;
}
.globo:empty, .globo[data-cantidad="0"] { display: none; }

.nav-cat { border-top: 1px solid var(--gris-100); background: #fff; }
.nav-cat ul {
  display: flex; gap: 4px; overflow-x: auto; padding: 6px 0;
  scrollbar-width: none;
}
.nav-cat ul::-webkit-scrollbar { display: none; }
.nav-cat a {
  display: block; padding: 7px 14px; border-radius: 999px;
  font-size: .875rem; font-weight: 500; color: var(--gris-700);
  white-space: nowrap; transition: all .15s;
}
.nav-cat a:hover { background: var(--marca-50); color: var(--marca-700); }
.nav-cat a.activo { background: var(--marca-600); color: #fff; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1000px 500px at 85% -20%, rgba(234,33,41,.16), transparent 62%),
    linear-gradient(160deg, var(--marca-50) 0%, #fff 65%);
  border-bottom: 1px solid var(--gris-100);
  padding: clamp(40px, 7vw, 76px) 0;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.hero .etiqueta {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--acento-100); color: var(--acento-osc);
  font-size: .78rem; font-weight: 700; padding: 6px 14px; border-radius: 999px;
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: 16px;
}
.hero p.entrada { font-size: 1.08rem; color: var(--gris-700); margin: 16px 0 28px; max-width: 52ch; }
.hero-botones { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-datos { display: flex; gap: 32px; margin-top: 36px; flex-wrap: wrap; }
.hero-datos div b { display: block; font-size: 1.6rem; color: var(--marca-700); font-weight: 800; }
.hero-datos div span { font-size: .82rem; color: var(--gris-500); }
.hero-arte {
  aspect-ratio: 4/3; border-radius: var(--radio-lg); overflow: hidden;
  background: linear-gradient(150deg, var(--marca-600), var(--marca-800));
  box-shadow: var(--sombra-lg); position: relative;
  display: grid; place-items: center;
}
.hero-arte svg { width: 62%; opacity: .96; }

/* ---------- Secciones ---------- */
.seccion { padding: clamp(44px, 6vw, 68px) 0; }
.seccion-gris { background: var(--gris-50); }
.seccion-cab { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 28px; flex-wrap: wrap; }
.seccion-cab p { color: var(--gris-500); margin-top: 6px; }

/* ---------- Categorías ---------- */
.rejilla-cat { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.tarjeta-cat {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 22px 12px; background: #fff; border: 1.5px solid var(--gris-200);
  border-radius: var(--radio); text-align: center; transition: all .18s;
}
.tarjeta-cat:hover { border-color: var(--marca-500); transform: translateY(-3px); box-shadow: var(--sombra); }
.tarjeta-cat .ico {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: var(--marca-100); color: var(--marca-700);
}
.tarjeta-cat b { font-size: .9rem; font-weight: 600; color: var(--gris-900); }
.tarjeta-cat span { font-size: .78rem; color: var(--gris-500); }

/* ---------- Productos ---------- */
.rejilla-prod { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tarjeta-prod {
  display: flex; flex-direction: column; background: #fff;
  border: 1.5px solid var(--gris-200); border-radius: var(--radio);
  overflow: hidden; transition: all .18s; position: relative;
}
.tarjeta-prod:hover { border-color: var(--marca-300); box-shadow: var(--sombra-lg); transform: translateY(-3px); }
.prod-img { aspect-ratio: 1; background: var(--gris-50); position: relative; overflow: hidden; }
.prod-img img { width: 100%; height: 100%; object-fit: cover; }
.prod-img svg { width: 100%; height: 100%; }
.cintas { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 6px; z-index: 2; }
.cinta {
  font-size: .68rem; font-weight: 700; padding: 4px 10px; border-radius: 999px;
  text-transform: uppercase; letter-spacing: .04em; color: #fff; background: var(--acento);
}
.cinta.gris { background: var(--gris-500); }
.cinta.verde { background: var(--exito); }
.prod-cuerpo { padding: 14px 16px 16px; display: flex; flex-direction: column; flex: 1; gap: 6px; }
.prod-marca { font-size: .72rem; color: var(--marca-600); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.prod-nombre {
  font-size: .95rem; font-weight: 600; color: var(--gris-900); line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.prod-pres { font-size: .8rem; color: var(--gris-500); }
.prod-precio { margin-top: auto; padding-top: 10px; display: flex; align-items: baseline; gap: 8px; }
.prod-precio b { font-size: 1.3rem; font-weight: 800; color: var(--marca-800); letter-spacing: -.02em; }
.prod-precio s { font-size: .85rem; color: var(--gris-400); }
.prod-stock { font-size: .76rem; display: flex; align-items: center; gap: 5px; }
.punto { width: 7px; height: 7px; border-radius: 50%; background: var(--exito); flex-shrink: 0; }
.punto.bajo { background: var(--alerta); }
.punto.cero { background: var(--gris-400); }
.prod-acciones { display: flex; gap: 8px; margin-top: 10px; }
.prod-acciones .btn { flex: 1; }

/* ---------- Cursos y publicidad ---------- */
.rejilla-cursos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.tarjeta-curso {
  display: flex; flex-direction: column; background: #fff;
  border: 1.5px solid var(--gris-200); border-radius: var(--radio-lg);
  overflow: hidden; transition: all .18s;
}
.tarjeta-curso:hover { border-color: var(--marca-300); box-shadow: var(--sombra-lg); transform: translateY(-3px); }
.curso-img { aspect-ratio: 16/9; background: var(--gris-100); overflow: hidden; }
.curso-img img { width: 100%; height: 100%; object-fit: cover; }
.curso-cuerpo { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.curso-desc { color: var(--gris-600); font-size: .92rem; }
.curso-datos { display: grid; gap: 8px; margin-top: 4px; }
.curso-datos li { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; color: var(--gris-700); }
.curso-datos svg { color: var(--marca-600); flex-shrink: 0; margin-top: 2px; }
.curso-acciones { display: flex; gap: 10px; margin-top: auto; padding-top: 14px; flex-wrap: wrap; }
.curso-acciones .btn { flex: 1; min-width: 130px; }

/* Franja de publicidad del inicio */
.franja-promos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.promo {
  position: relative; border-radius: var(--radio-lg); overflow: hidden; min-height: 210px;
  display: flex; align-items: flex-end; padding: 22px; color: #fff;
  background: linear-gradient(150deg, var(--marca-700), var(--marca-900));
  transition: transform .18s, box-shadow .18s;
}
.promo:hover { transform: translateY(-3px); box-shadow: var(--sombra-lg); }
.promo img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.promo::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(42,18,16,.88) 8%, rgba(42,18,16,.35) 55%, rgba(42,18,16,.08) 100%);
}
.promo-txt { position: relative; z-index: 2; }
.promo-txt .tipo {
  font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--marca-300); display: block; margin-bottom: 6px;
}
.promo-txt h3 { color: #fff; font-size: 1.12rem; line-height: 1.25; }
.promo-txt p { font-size: .85rem; color: rgba(255,255,255,.82); margin-top: 6px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.promo-txt .vinculo { display: inline-block; margin-top: 12px; font-weight: 600; font-size: .88rem; color: #fff; }
.promo-txt .vinculo::after { content: ' →'; }

@media (max-width: 1024px) {
  .franja-promos { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .rejilla-cursos { grid-template-columns: 1fr; }
  .franja-promos { grid-template-columns: 1fr; }
}

/* ---------- Catálogo ---------- */
.layout-cat { display: grid; grid-template-columns: 250px 1fr; gap: 32px; align-items: start; }
.filtros {
  position: sticky; top: calc(var(--header-h) + 16px);
  background: #fff; border: 1.5px solid var(--gris-200); border-radius: var(--radio); padding: 20px;
}
.filtro-grupo + .filtro-grupo { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--gris-200); }
.filtro-grupo h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .07em; color: var(--gris-500); margin-bottom: 12px; }
.filtro-op { display: flex; align-items: center; gap: 9px; padding: 5px 0; font-size: .9rem; cursor: pointer; color: var(--gris-700); }
.filtro-op:hover { color: var(--marca-700); }
.filtro-op input { width: 17px; height: 17px; accent-color: var(--marca-600); cursor: pointer; }
.filtro-op span.n { margin-left: auto; font-size: .78rem; color: var(--gris-400); }

.barra-orden {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  margin-bottom: 20px; flex-wrap: wrap;
}
.barra-orden .conteo { font-size: .9rem; color: var(--gris-500); }
.barra-orden select {
  padding: 9px 14px; border: 1.5px solid var(--gris-200); border-radius: 999px;
  background: #fff; font-size: .88rem; cursor: pointer;
}
.barra-orden select:focus { outline: none; border-color: var(--marca-500); }
.btn-filtros-movil { display: none; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px;
  background: var(--marca-100); color: var(--marca-800); border-radius: 999px;
  font-size: .82rem; font-weight: 500;
}
.chip button { color: var(--marca-700); display: grid; place-items: center; }

.paginacion { display: flex; justify-content: center; gap: 6px; margin-top: 36px; flex-wrap: wrap; }
.paginacion button {
  min-width: 40px; height: 40px; padding: 0 12px; border-radius: 10px;
  border: 1.5px solid var(--gris-200); font-weight: 600; font-size: .9rem; color: var(--gris-700);
}
.paginacion button:hover:not(:disabled) { border-color: var(--marca-500); color: var(--marca-700); }
.paginacion button.activo { background: var(--marca-600); border-color: var(--marca-600); color: #fff; }
.paginacion button:disabled { opacity: .4; cursor: not-allowed; }

/* ---------- Ficha de producto ---------- */
.migas { font-size: .84rem; color: var(--gris-500); padding: 18px 0; display: flex; gap: 8px; flex-wrap: wrap; }
.migas a:hover { color: var(--marca-600); }
.ficha { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; padding-bottom: 20px; }
.ficha-galeria { position: sticky; top: calc(var(--header-h) + 20px); }
.ficha-img {
  aspect-ratio: 1; border-radius: var(--radio-lg); overflow: hidden;
  background: var(--gris-50); border: 1.5px solid var(--gris-200);
}
.ficha-img img { width: 100%; height: 100%; object-fit: cover; }
.ficha-miniaturas { display: flex; gap: 10px; margin-top: 12px; }
.ficha-miniaturas button {
  width: 72px; height: 72px; border-radius: 12px; overflow: hidden;
  border: 2px solid var(--gris-200); background: var(--gris-50);
}
.ficha-miniaturas button.activo { border-color: var(--marca-500); }
.ficha-info h1 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 10px 0 14px; }
.ficha-precio { display: flex; align-items: baseline; gap: 12px; margin: 20px 0; }
.ficha-precio b { font-size: 2.4rem; font-weight: 800; color: var(--marca-800); letter-spacing: -.03em; }
.ficha-precio s { font-size: 1.1rem; color: var(--gris-400); }
.ficha-precio .ahorro {
  background: var(--acento-100); color: var(--acento-osc); font-size: .8rem;
  font-weight: 700; padding: 4px 12px; border-radius: 999px;
}
.ficha-desc { color: var(--gris-700); margin: 18px 0; }
.tabla-datos { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: .9rem; }
.tabla-datos td { padding: 10px 0; border-bottom: 1px solid var(--gris-200); }
.tabla-datos td:first-child { color: var(--gris-500); width: 40%; }
.tabla-datos td:last-child { font-weight: 500; }
.selector-cant { display: flex; align-items: center; border: 1.5px solid var(--gris-300); border-radius: 999px; overflow: hidden; }
.selector-cant button { width: 44px; height: 46px; display: grid; place-items: center; color: var(--marca-700); font-size: 1.2rem; }
.selector-cant button:hover { background: var(--marca-50); }
.selector-cant input { width: 56px; height: 46px; text-align: center; border: none; font-weight: 600; }
.selector-cant input:focus { outline: none; }
.compra-fila { display: flex; gap: 12px; margin: 24px 0; flex-wrap: wrap; }
.compra-fila .btn { flex: 1; min-width: 180px; }
.avisos-ficha { display: grid; gap: 10px; margin-top: 24px; }
.aviso-item {
  display: flex; gap: 12px; padding: 12px 16px; background: var(--marca-50);
  border-radius: var(--radio-sm); font-size: .875rem; color: var(--gris-700);
}
.aviso-item svg { color: var(--marca-600); flex-shrink: 0; }

/* ---------- Carrito ---------- */
.layout-carrito { display: grid; grid-template-columns: 1fr 380px; gap: 32px; align-items: start; }
.lista-carrito { display: flex; flex-direction: column; gap: 12px; }
.item-carrito {
  display: grid; grid-template-columns: 92px 1fr auto; gap: 16px; align-items: center;
  background: #fff; border: 1.5px solid var(--gris-200); border-radius: var(--radio); padding: 14px;
}
.item-carrito .miniatura {
  width: 92px; height: 92px; border-radius: 10px; overflow: hidden; background: var(--gris-50);
}
.item-carrito .miniatura img, .item-carrito .miniatura svg { width: 100%; height: 100%; object-fit: cover; }
.item-carrito h4 { font-size: .95rem; font-weight: 600; }
.item-carrito .meta { font-size: .8rem; color: var(--gris-500); margin-top: 3px; }
.item-carrito .fila-inf { display: flex; align-items: center; gap: 14px; margin-top: 10px; flex-wrap: wrap; }
.item-carrito .quitar { font-size: .82rem; color: var(--error); font-weight: 500; }
.item-carrito .quitar:hover { text-decoration: underline; }
.item-carrito .importe { text-align: right; font-weight: 800; font-size: 1.1rem; color: var(--marca-800); }
.selector-cant.mini button { width: 32px; height: 34px; font-size: 1rem; }
.selector-cant.mini input { width: 42px; height: 34px; font-size: .9rem; }

.resumen {
  position: sticky; top: calc(var(--header-h) + 16px);
  background: #fff; border: 1.5px solid var(--gris-200); border-radius: var(--radio); padding: 24px;
}
.resumen h3 { margin-bottom: 18px; }
.resumen-fila { display: flex; justify-content: space-between; padding: 9px 0; font-size: .93rem; color: var(--gris-700); }
.resumen-total {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 16px; margin-top: 10px; border-top: 2px solid var(--gris-200);
}
.resumen-total span { font-weight: 600; }
.resumen-total b { font-size: 1.75rem; font-weight: 800; color: var(--marca-800); letter-spacing: -.02em; }

/* ---------- Formularios ---------- */
.campo { margin-bottom: 16px; }
.campo label { display: block; font-size: .85rem; font-weight: 600; color: var(--gris-700); margin-bottom: 6px; }
.campo label .req { color: var(--error); }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--gris-200);
  border-radius: var(--radio-sm); background: #fff; transition: all .16s;
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--marca-500); box-shadow: 0 0 0 4px var(--marca-100);
}
.campo input.malo, .campo select.malo, .campo textarea.malo { border-color: var(--error); }
.campo .ayuda { font-size: .78rem; color: var(--gris-500); margin-top: 5px; }
.campo .error-msg { font-size: .78rem; color: var(--error); margin-top: 5px; display: none; }
.campo.con-error .error-msg { display: block; }
.campos-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.opciones-radio { display: grid; gap: 10px; }
.opcion-radio {
  display: flex; gap: 12px; align-items: flex-start; padding: 14px;
  border: 1.5px solid var(--gris-200); border-radius: var(--radio-sm); cursor: pointer; transition: all .16s;
}
.opcion-radio:hover { border-color: var(--marca-300); }
.opcion-radio input { width: 18px; height: 18px; accent-color: var(--marca-600); margin-top: 2px; flex-shrink: 0; }
.opcion-radio:has(input:checked) { border-color: var(--marca-500); background: var(--marca-50); }
.opcion-radio b { display: block; font-size: .93rem; }
.opcion-radio span { font-size: .82rem; color: var(--gris-500); }

/* ---------- Estados ---------- */
.vacio { text-align: center; padding: 64px 20px; }
.vacio svg { margin: 0 auto 18px; color: var(--gris-300); }
.vacio h3 { color: var(--gris-700); margin-bottom: 8px; }
.vacio p { color: var(--gris-500); margin-bottom: 22px; }

.esqueleto { background: linear-gradient(90deg, var(--gris-100) 25%, var(--gris-200) 50%, var(--gris-100) 75%); background-size: 200% 100%; animation: brillo 1.4s infinite; border-radius: var(--radio); }
@keyframes brillo { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.esq-card { height: 330px; }

.mensaje { padding: 14px 18px; border-radius: var(--radio-sm); font-size: .9rem; display: flex; gap: 10px; align-items: flex-start; }
.mensaje.error { background: var(--error-bg); color: var(--error); }
.mensaje.exito { background: var(--exito-bg); color: var(--exito); }
.mensaje.aviso { background: var(--alerta-bg); color: var(--alerta); }

/* ---------- Aviso flotante ---------- */
.tostada {
  position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 120%);
  background: var(--marca-900); color: #fff; padding: 14px 22px; border-radius: 999px;
  box-shadow: var(--sombra-lg); z-index: 200; font-size: .92rem; font-weight: 500;
  display: flex; align-items: center; gap: 10px; transition: transform .3s cubic-bezier(.2,.9,.3,1);
  max-width: calc(100vw - 40px);
}
.tostada.visible { transform: translate(-50%, 0); }
.tostada svg { color: var(--marca-300); flex-shrink: 0; }

/* ---------- Pie ---------- */
.pie { background: var(--marca-900); color: var(--marca-100); padding: 52px 0 0; margin-top: 60px; }
.pie-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.pie h4 { color: #fff; font-size: .84rem; text-transform: uppercase; letter-spacing: .09em; margin-bottom: 16px; }
.pie ul { display: grid; gap: 9px; }
.pie a, .pie li { font-size: .9rem; color: rgba(251,227,228,.75); }
.pie a:hover { color: #fff; }
.pie .logo-texto b { color: #fff; }
.pie .logo-texto span { color: var(--marca-300); }
.pie .desc { font-size: .9rem; color: rgba(251,227,228,.7); margin-top: 14px; max-width: 34ch; }
.pie-contacto li { display: flex; gap: 10px; align-items: flex-start; }
.pie-contacto svg { flex-shrink: 0; margin-top: 3px; color: var(--marca-300); }
.pie-abajo {
  border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: .82rem; color: rgba(251,227,228,.6);
}

/* ---------- WhatsApp flotante ---------- */
.wa-flotante {
  position: fixed; bottom: 22px; right: 22px; width: 56px; height: 56px;
  border-radius: 50%; background: #25D366; color: #fff; display: grid; place-items: center;
  box-shadow: var(--sombra-lg); z-index: 90; transition: transform .18s;
}
.wa-flotante:hover { transform: scale(1.08); }

/* ---------- Responsivo ---------- */
@media (max-width: 1024px) {
  .rejilla-cat { grid-template-columns: repeat(3, 1fr); }
  .rejilla-prod { grid-template-columns: repeat(3, 1fr); }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-arte { max-width: 460px; }
  .layout-carrito { grid-template-columns: 1fr; }
  .resumen { position: static; }
  .pie-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .ficha { grid-template-columns: 1fr; gap: 28px; }
  .ficha-galeria { position: static; }
  .layout-cat { grid-template-columns: 1fr; }
  .filtros {
    position: fixed; inset: 0; z-index: 100; border-radius: 0; overflow-y: auto;
    transform: translateX(-100%); transition: transform .28s ease; padding-bottom: 90px;
  }
  .filtros.abierto { transform: translateX(0); }
  .filtros-cerrar { display: flex !important; }
  .btn-filtros-movil { display: inline-flex; }
}

@media (max-width: 900px) {
  .oculto-movil { display: none !important; }
}

@media (max-width: 720px) {
  :root { --header-h: 62px; }
  .buscador { order: 3; flex-basis: 100%; max-width: none; margin-bottom: 10px; }
  .encabezado-fila { height: auto; flex-wrap: wrap; padding-top: 10px; row-gap: 0; }
  .rejilla-prod { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .rejilla-cat { grid-template-columns: repeat(2, 1fr); }
  .prod-cuerpo { padding: 12px; }
  .prod-precio b { font-size: 1.15rem; }
  .item-carrito { grid-template-columns: 72px 1fr; }
  .item-carrito .miniatura { width: 72px; height: 72px; }
  .item-carrito .importe { grid-column: 2; text-align: left; }
  .campos-2 { grid-template-columns: 1fr; gap: 0; }
  .pie-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-datos { gap: 22px; }
  .compra-fila .btn { min-width: 100%; }
}

.filtros-cerrar { display: none; justify-content: space-between; align-items: center; margin-bottom: 16px; }

/* Cursos destacado en la navegación */
.nav-cat a.nav-cursos { color: var(--marca-600); font-weight: 700; }
.nav-cat a.nav-cursos:hover { background: var(--marca-100); color: var(--marca-700); }