/* Layout: header claro fijo, hero azul noche con marco de visor de cámara,
   secciones claras alternadas, catálogo en rejilla y cotización en panel lateral. */
:root {
  --noche: #0B2545;
  --noche-2: #13335c;
  --cian: #12A4D9;
  --cian-osc: #0b7fab;
  --tinta: #14233a;
  --gris: #5a6b80;
  --linea: #dbe3ec;
  --suave: #f2f6fa;
  --blanco: #ffffff;
  --ok: #1d8a5b;
  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --texto: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --radio: 10px;
  --ancho: 1180px;
  color-scheme: light;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--blanco);
  color: var(--tinta);
  font: 16px/1.6 var(--texto);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--cian-osc); }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; text-wrap: balance; margin: 0; color: var(--noche); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.02rem; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--cian); outline-offset: 2px; border-radius: 4px; }

.envoltura { max-width: var(--ancho); margin-inline: auto; padding-inline: 20px; }
.seccion { padding-block: clamp(56px, 8vw, 96px); }
.seccion.suave { background: var(--suave); }
.encabezado { display: grid; gap: 12px; max-width: 640px; margin-bottom: 36px; }
.etiqueta {
  font: 600 .74rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cian-osc);
  display: inline-flex; align-items: center; gap: 8px;
}
.etiqueta::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--cian); }
.encabezado p { color: var(--gris); font-size: 1.06rem; }

.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; border: 1.5px solid transparent;
  font: 600 .95rem/1 var(--texto); text-decoration: none; cursor: pointer; transition: background .15s, color .15s, border-color .15s;
}
.boton svg { width: 18px; height: 18px; flex: none; }
.boton.primario { background: var(--cian); color: var(--noche); }
.boton.primario:hover { background: #3bb7e4; }
.boton.oscuro { background: var(--noche); color: var(--blanco); }
.boton.oscuro:hover { background: var(--noche-2); }
.boton.contorno { border-color: currentColor; color: inherit; background: transparent; }
.boton.contorno:hover { background: rgba(18, 164, 217, .12); }
.boton.chico { padding: 9px 14px; font-size: .86rem; }

/* Header */
.cabecera {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40;
  background: rgba(255, 255, 255, .94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--linea);
}
.cabecera .envoltura { display: flex; align-items: center; gap: 24px; min-height: 68px; }
.marca img { height: 40px; width: auto; }
.menu { display: flex; gap: 22px; margin-left: auto; }
.menu a { color: var(--tinta); text-decoration: none; font-weight: 500; font-size: .95rem; }
.menu a:hover { color: var(--cian-osc); }
.acciones { display: flex; gap: 10px; align-items: center; }
.btn-cotizacion { position: relative; }
.contador {
  min-width: 22px; height: 22px; padding: 0 6px; border-radius: 999px; background: var(--cian); color: var(--noche);
  font: 700 .75rem/22px var(--texto); text-align: center;
}
@media (max-width: 900px) {
  .menu { display: none; }
  .acciones { margin-left: auto; }
}
@media (max-width: 480px) {
  .marca img { height: 32px; }
  .acciones .boton.primario span { display: none; }
}

/* Hero */
.hero { background: var(--noche); color: #d6e3f2; position: relative; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 400px at 85% 30%, rgba(18, 164, 217, .22), transparent 70%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .025) 0 1px, transparent 1px 4px);
}
.hero .envoltura { position: relative; z-index: 1; padding-block: clamp(40px, 7vw, 84px); }
.visor {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 40px; align-items: center;
  padding: clamp(28px, 5vw, 56px);
}
.visor .esq { position: absolute; width: 34px; height: 34px; border: 0 solid var(--cian); opacity: .9; }
.esq.a { top: 0; left: 0; border-top-width: 3px; border-left-width: 3px; }
.esq.b { top: 0; right: 0; border-top-width: 3px; border-right-width: 3px; }
.esq.c { bottom: 0; left: 0; border-bottom-width: 3px; border-left-width: 3px; }
.esq.d { bottom: 0; right: 0; border-bottom-width: 3px; border-right-width: 3px; }
.osd {
  position: absolute; top: 14px; left: 52px; right: 52px; display: flex; justify-content: space-between; gap: 12px;
  font: 500 .74rem/1 var(--mono); letter-spacing: .1em; color: #9fb8d4;
}
.rec { display: inline-flex; align-items: center; gap: 8px; color: #e7f4fb; }
.rec i { width: 9px; height: 9px; border-radius: 50%; background: var(--cian); box-shadow: 0 0 10px var(--cian); animation: parpadeo 1.6s steps(2, start) infinite; }
@keyframes parpadeo { to { opacity: .25; } }
.hero h1 { color: var(--blanco); font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -.01em; }
.hero h1 em { font-style: normal; color: var(--cian); }
.hero .bajada { font-size: clamp(1.02rem, 1.6vw, 1.18rem); max-width: 34em; margin-top: 18px; }
.hero .botones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero .botones .contorno { color: var(--blanco); }
.hero-simbolo { justify-self: center; width: min(100%, 300px); aspect-ratio: 1; max-width: 100%; position: relative; }
.hero-simbolo img { width: 100%; height: 100%; }
.hero-simbolo::before {
  content: ""; position: absolute; inset: -12%; border-radius: 50%;
  border: 1px dashed rgba(18, 164, 217, .35); animation: girar 40s linear infinite;
}
@keyframes girar { to { transform: rotate(360deg); } }
.franja { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 8px; padding: 0 clamp(28px, 5vw, 56px); font-size: .92rem; color: #9fb8d4; }
.franja span { display: inline-flex; gap: 8px; align-items: center; }
.franja svg { width: 18px; height: 18px; color: var(--cian); }
@media (max-width: 820px) {
  .visor { grid-template-columns: 1fr; }
  .hero-simbolo { display: none; }
  .osd { left: 44px; right: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .rec i, .hero-simbolo::before { animation: none; }
  html { scroll-behavior: auto; }
}

/* Servicios */
.servicios { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.servicio {
  display: grid; gap: 12px; align-content: start; padding: 24px; border-radius: var(--radio);
  background: var(--blanco); border: 1px solid var(--linea);
}
.servicio .icono { width: 48px; height: 48px; border-radius: 12px; background: var(--noche); color: var(--cian); display: grid; place-items: center; }
.servicio .icono svg { width: 26px; height: 26px; }
.servicio p { color: var(--gris); }
.servicio ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; font-size: .92rem; }
.servicio li { padding-left: 18px; position: relative; }
.servicio li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 7px; height: 7px; border-radius: 50%; border: 2px solid var(--cian); }
.servicio a.enlace { font-weight: 600; text-decoration: none; margin-top: 4px; }
.servicio a.enlace:hover { text-decoration: underline; }
.servicio.cta { background: var(--noche); border-color: var(--noche); color: #d6e3f2; }
.servicio.cta h3 { color: var(--blanco); }
.servicio.cta p { color: #b6c8dd; }
@media (max-width: 960px) { .servicios { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .servicios { grid-template-columns: 1fr; } }

/* Catálogo */
.barra { display: grid; gap: 14px; margin-bottom: 18px; }
.buscador { position: relative; max-width: 560px; }
.buscador svg { position: absolute; left: 14px; top: 50%; translate: 0 -50%; width: 20px; height: 20px; color: var(--gris); }
.buscador input {
  width: 100%; padding: 14px 16px 14px 44px; border: 1.5px solid var(--linea); border-radius: 999px;
  font: 1rem var(--texto); color: var(--tinta); background: var(--blanco);
}
.buscador input:focus { outline: none; border-color: var(--cian); box-shadow: 0 0 0 4px rgba(18, 164, 217, .15); }
.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin; }
.chip {
  flex: none; padding: 8px 14px; border-radius: 999px; border: 1.5px solid var(--linea); background: var(--blanco);
  font: 500 .88rem/1 var(--texto); color: var(--tinta); cursor: pointer;
}
.chip:hover { border-color: var(--cian); }
.chip[aria-pressed="true"] { background: var(--noche); border-color: var(--noche); color: var(--blanco); }
.estado { font-size: .9rem; color: var(--gris); display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; margin-bottom: 18px; }
.aviso-demo {
  font: 600 .72rem/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 10px; border-radius: 6px; background: #fff4d6; color: #7a5600;
}
.rejilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.producto {
  display: grid; grid-template-rows: auto 1fr; border: 1px solid var(--linea); border-radius: var(--radio);
  background: var(--blanco); overflow: hidden; transition: border-color .15s, box-shadow .15s;
}
.producto:hover { border-color: #b8c8d8; box-shadow: 0 6px 18px rgba(11, 37, 69, .08); }
.producto .foto { aspect-ratio: 4 / 3; background: var(--suave); display: grid; place-items: center; cursor: pointer; border: 0; padding: 14px; width: 100%; }
.producto .foto img { width: 100%; height: 100%; object-fit: contain; }
.foto-vacia { width: 56px; height: 56px; color: #9db0c4; }
.producto .info { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px 16px; }
.producto .meta { font: 500 .74rem/1.2 var(--mono); color: var(--gris); letter-spacing: .04em; text-transform: uppercase; }
.producto h3 {
  font: 600 .95rem/1.35 var(--texto); color: var(--tinta);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.producto h3 button { all: unset; cursor: pointer; }
.producto h3 button:hover { color: var(--cian-osc); }
.producto h3 button:focus-visible { outline: 3px solid var(--cian); }
.pie-producto { display: flex; align-items: end; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 8px; }
.precio { font: 700 1.15rem/1.1 var(--texto); color: var(--noche); font-variant-numeric: tabular-nums; }
.precio small { display: block; font: 500 .72rem/1.3 var(--texto); color: var(--gris); }
.precio.consultar { font-size: .95rem; }
.disp { font-size: .78rem; font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }
.disp::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.disp.si { color: var(--ok); }
.disp.no { color: var(--gris); }
.agregar { width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--cian); color: var(--noche); cursor: pointer; display: grid; place-items: center; flex: none; }
.agregar:hover { background: #3bb7e4; }
.agregar svg { width: 20px; height: 20px; }
.agregar.listo { background: var(--noche); color: var(--cian); }
.mas { display: flex; justify-content: center; margin-top: 28px; }
.vacio { padding: 40px 20px; text-align: center; color: var(--gris); border: 1.5px dashed var(--linea); border-radius: var(--radio); }
.cargando .producto { opacity: .5; }

/* Proceso */
.pasos { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; counter-reset: paso; list-style: none; margin: 0; padding: 0; }
.paso { display: grid; gap: 10px; padding-top: 18px; border-top: 3px solid var(--noche); }
.paso::before { counter-increment: paso; content: "0" counter(paso); font: 700 .8rem/1 var(--mono); color: var(--cian-osc); letter-spacing: .1em; }
.paso p { color: var(--gris); font-size: .95rem; }
@media (max-width: 860px) { .pasos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .pasos { grid-template-columns: 1fr; } }

/* Contacto */
.contacto { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 40px; align-items: start; }
.datos { display: grid; gap: 18px; margin-top: 26px; }
.dato { display: flex; gap: 14px; align-items: center; }
.dato .icono { width: 44px; height: 44px; border-radius: 50%; background: var(--suave); color: var(--noche); display: grid; place-items: center; flex: none; }
.dato .icono svg { width: 22px; height: 22px; }
.dato b { display: block; font-size: 1.12rem; color: var(--noche); font-variant-numeric: tabular-nums; }
.dato span { font-size: .85rem; color: var(--gris); }
.formulario { display: grid; gap: 14px; padding: clamp(22px, 4vw, 34px); border-radius: 14px; background: var(--suave); border: 1px solid var(--linea); }
.campo { display: grid; gap: 6px; }
.campo label { font-weight: 600; font-size: .9rem; }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: 12px 14px; border-radius: 8px; border: 1.5px solid var(--linea); background: var(--blanco);
  font: 1rem var(--texto); color: var(--tinta);
}
.campo textarea { min-height: 110px; resize: vertical; }
.campo :is(input, select, textarea):focus { outline: none; border-color: var(--cian); box-shadow: 0 0 0 4px rgba(18, 164, 217, .15); }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.nota { font-size: .84rem; color: var(--gris); }
@media (max-width: 820px) { .contacto { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .dos { grid-template-columns: 1fr; } }

/* Pie */
.pie { background: var(--noche); color: #9fb8d4; padding-block: 44px; font-size: .9rem; }
.pie .envoltura { display: flex; flex-wrap: wrap; gap: 24px 48px; align-items: center; justify-content: space-between; }
.pie img { height: 44px; width: auto; }
.pie a { color: var(--blanco); text-decoration: none; }
.pie .derechos { flex-basis: 100%; border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 18px; font-size: .8rem; }

/* WhatsApp flotante */
.flotante {
  position: fixed; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); z-index: 30;
  width: 58px; height: 58px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center;
  box-shadow: 0 8px 22px rgba(0, 0, 0, .22);
}
.flotante svg { width: 30px; height: 30px; }

/* Panel y ventana */
.velo { position: fixed; inset: 0; background: rgba(11, 37, 69, .55); z-index: 50; }
.panel {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(420px, 100%); z-index: 60; background: var(--blanco);
  display: grid; grid-template-rows: auto 1fr auto; box-shadow: -10px 0 30px rgba(0, 0, 0, .18);
  padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px);
}
.panel header, .panel footer { padding: 18px 20px; border-bottom: 1px solid var(--linea); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.panel footer { border-bottom: 0; border-top: 1px solid var(--linea); display: grid; gap: 12px; }
.panel .lista { overflow-y: auto; padding: 8px 20px; }
.cerrar { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--linea); background: var(--blanco); cursor: pointer; font-size: 1.3rem; line-height: 1; color: var(--tinta); }
.renglon { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; gap: 12px; padding-block: 14px; border-bottom: 1px solid var(--linea); align-items: center; }
.renglon .mini { width: 56px; height: 56px; border-radius: 8px; background: var(--suave); display: grid; place-items: center; overflow: hidden; }
.renglon .mini img { width: 100%; height: 100%; object-fit: contain; }
.renglon .mini svg { width: 28px; height: 28px; color: #9db0c4; }
.renglon .t { font-size: .88rem; font-weight: 600; line-height: 1.3; }
.renglon .m { font: .74rem var(--mono); color: var(--gris); }
.cantidad { display: flex; align-items: center; gap: 6px; }
.cantidad button { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--linea); background: var(--blanco); cursor: pointer; color: var(--tinta); }
.cantidad span { min-width: 20px; text-align: center; font-variant-numeric: tabular-nums; }
.total { display: flex; justify-content: space-between; font-weight: 700; color: var(--noche); font-variant-numeric: tabular-nums; }
.panel .vacio { margin-top: 16px; }

.ventana {
  position: fixed; z-index: 60; inset: 50% auto auto 50%; translate: -50% -50%;
  width: min(880px, calc(100% - 32px)); max-height: calc(100% - 48px); overflow-y: auto;
  background: var(--blanco); border-radius: 14px; box-shadow: 0 20px 60px rgba(0, 0, 0, .3);
}
.ventana .cerrar { position: absolute; top: 14px; right: 14px; z-index: 2; }
.detalle { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; padding: 28px; }
.galeria { display: grid; gap: 10px; align-content: start; }
.galeria .grande { aspect-ratio: 1; background: var(--suave); border-radius: 10px; display: grid; place-items: center; padding: 20px; }
.galeria .grande img { width: 100%; height: 100%; object-fit: contain; }
.galeria .grande svg { width: 96px; height: 96px; color: #9db0c4; }
.miniaturas { display: flex; gap: 8px; overflow-x: auto; }
.miniaturas button { width: 60px; height: 60px; flex: none; border-radius: 8px; border: 1.5px solid var(--linea); background: var(--suave); padding: 4px; cursor: pointer; }
.miniaturas button[aria-current="true"] { border-color: var(--cian); }
.miniaturas img { width: 100%; height: 100%; object-fit: contain; }
.ficha { display: grid; gap: 14px; align-content: start; min-width: 0; }
.ficha h2 { font: 700 1.3rem/1.3 var(--texto); color: var(--noche); padding-right: 40px; }
.ficha .precio { font-size: 1.6rem; }
.ficha ul.carac { margin: 0; padding-left: 20px; display: grid; gap: 4px; font-size: .93rem; }
.ficha .desc { font-size: .93rem; color: var(--gris); }
.ficha .desc :is(p, ul) { margin: 0 0 .6em; }
.ficha .botones { display: flex; flex-wrap: wrap; gap: 10px; }
@media (max-width: 720px) { .detalle { grid-template-columns: 1fr; padding: 20px; } }

.toast {
  position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); translate: -50% 0; z-index: 70;
  background: var(--noche); color: var(--blanco); padding: 12px 18px; border-radius: 999px; font-size: .92rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
}