/* Nubessa — ficha de producto de pre-lanzamiento.
   Tres colores: marfil (fondo), azul noche (tinta) y cian gel (acento, sacado del
   gel de la foto del producto). Lo demás son tonos de esos tres. */

:root {
  --bg: #f6f3ec;
  --paper: #fffdf8;
  --ink: #16213a;
  --ink-2: #4a5468;
  --ink-3: #8a91a0;
  --line: rgba(22, 33, 58, .12);
  --mist: #e6edf1;
  --gel: #44c3ec;
  --gel-deep: #1c8fb8;
  --serif: "DM Serif Display", Georgia, "Times New Roman", serif;
  --sans: "Outfit", "Segoe UI", Helvetica, Arial, sans-serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --wrap: min(1240px, 100% - 2.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
[hidden] { display: none !important; }
.wrap { width: var(--wrap); margin-inline: auto; }

.eyebrow {
  font: 600 .75rem/1 var(--sans);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gel-deep);
}
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.04; margin: 0; letter-spacing: -.01em; }
h2 { font-size: clamp(2.3rem, 5.4vw, 4.6rem); }
h2 em, h1 em { font-style: italic; color: var(--gel-deep); }

/* ---------------------------------------------------------------- botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-height: 3.6rem; padding: 0 2rem;
  border: 0; border-radius: 999px;
  background: var(--ink); color: var(--paper);
  font-weight: 600; font-size: 1.05rem; letter-spacing: .01em; text-decoration: none;
  transition: transform .4s var(--ease), background .3s var(--ease);
}
.btn:hover { background: #0c1426; transform: translateY(-2px); }
.btn .flecha { transition: transform .4s var(--ease); }
.btn:hover .flecha { transform: translateX(4px); }
.btn--full { width: 100%; }
.btn--gel { background: var(--gel); color: var(--ink); }
.btn--gel:hover { background: #63d0f2; }

/* ---------------------------------------------------------------- aviso + cabecera */
.aviso {
  background: var(--ink); color: var(--paper);
  font-size: .82rem; letter-spacing: .04em; text-align: center;
  padding: .6rem 1rem;
}
.aviso b { color: var(--gel); font-weight: 600; }

.cab {
  position: sticky; top: 0; z-index: 40;
  background: rgba(246, 243, 236, .97);
  border-bottom: 1px solid var(--line);
}
.cab__in { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 4.4rem; }
.cab__nav { display: flex; gap: 1.8rem; font-size: .92rem; }
.cab__nav a { text-decoration: none; position: relative; }
.cab__nav a::after {
  content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 1px;
  background: currentColor; transition: width .35s var(--ease);
}
.cab__nav a:hover::after { width: 100%; }
.marca { display: flex; align-items: center; gap: .55rem; text-decoration: none; }
.marca img { width: 38px; height: auto; }
.marca span { font: 400 1.75rem/1 var(--serif); letter-spacing: -.01em; }
.cab__acc { display: flex; justify-content: flex-end; }
.bolsa {
  position: relative; display: grid; place-items: center;
  width: 2.8rem; height: 2.8rem; border: 0; background: none; border-radius: 50%;
}
.bolsa:hover { background: var(--mist); }
.bolsa__n {
  position: absolute; top: .2rem; right: .1rem;
  min-width: 1.15rem; height: 1.15rem; padding: 0 .3rem; border-radius: 999px;
  background: var(--gel); color: var(--ink);
  font-size: .7rem; font-weight: 700; line-height: 1.15rem; text-align: center;
}

/* ---------------------------------------------------------------- ficha */
.ficha { padding-block: 2.2rem 5rem; }
.migas { font-size: .82rem; color: var(--ink-3); margin-bottom: 1.4rem; }
.migas a { text-decoration: none; }
.ficha__grid { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }

.galeria { position: sticky; top: 6rem; display: grid; grid-template-columns: 84px 1fr; gap: 1rem; }
.galeria__min { display: flex; flex-direction: column; gap: .7rem; order: -1; }
.galeria__min button {
  padding: 0; border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  background: var(--paper); aspect-ratio: 1; transition: border-color .3s var(--ease);
}
.galeria__min button[aria-current="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.galeria__min img, .galeria__min svg { width: 100%; height: 100%; object-fit: cover; }
.galeria__main {
  position: relative; aspect-ratio: 1; border-radius: 28px; overflow: hidden;
  background: #fff;
}
.galeria__slide { position: absolute; inset: 0; opacity: 0; transition: opacity .6s var(--ease); }
.galeria__slide.activa { opacity: 1; }
.galeria__slide img { width: 100%; height: 100%; object-fit: cover; }
.galeria__slide--diag { background: var(--mist); display: grid; place-items: center; padding: 8%; }
.galeria__sello {
  position: absolute; top: 1.2rem; left: 1.2rem; z-index: 2;
  background: var(--ink); color: var(--paper);
  font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  padding: .5rem .8rem; border-radius: 999px;
}

.info { padding-top: .4rem; }
.info h1 { font-size: clamp(2.5rem, 4.6vw, 4.1rem); margin: .9rem 0 1rem; }
.info__sub { font-size: 1.15rem; color: var(--ink-2); max-width: 34ch; margin: 0 0 1.6rem; }
.precio {
  display: flex; align-items: baseline; gap: .8rem; flex-wrap: wrap;
  padding: 1rem 0; border-block: 1px solid var(--line); margin-bottom: 1.6rem;
}
.precio b { font: 400 1.6rem/1 var(--serif); }
.precio span { font-size: .9rem; color: var(--ink-3); }

.opcion__tit { font-size: .9rem; margin-bottom: .7rem; }
.opcion__tit b { font-weight: 600; }
.colores { display: flex; gap: .8rem; margin-bottom: 1.8rem; }
.color {
  display: flex; align-items: center; gap: .6rem;
  padding: .45rem 1rem .45rem .45rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--paper);
  font-size: .92rem; transition: border-color .3s var(--ease);
}
.color i { width: 1.9rem; height: 1.9rem; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.1); }
.color[aria-pressed="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }

.claves { list-style: none; padding: 0; margin: 0 0 2rem; display: grid; gap: .85rem; }
.claves li { display: grid; grid-template-columns: 2.4rem 1fr; gap: .8rem; align-items: center; font-size: 1rem; }
.claves svg { width: 2.4rem; height: 2.4rem; padding: .5rem; border-radius: 50%; background: var(--mist); color: var(--gel-deep); }
.info__nota { font-size: .85rem; color: var(--ink-3); text-align: center; margin: .9rem 0 1.6rem; }

.sellos { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.sellos div { padding: 1rem .8rem; text-align: center; font-size: .8rem; line-height: 1.35; color: var(--ink-2); }
.sellos div + div { border-left: 1px solid var(--line); }
.sellos svg { width: 1.5rem; height: 1.5rem; margin: 0 auto .45rem; color: var(--ink); }

.plegables { margin-top: 1.6rem; border-top: 1px solid var(--line); }
.plegables details { border-bottom: 1px solid var(--line); }
.plegables summary {
  list-style: none; display: flex; justify-content: space-between; align-items: center;
  padding: 1.05rem 0; font-weight: 500; cursor: pointer;
}
.plegables summary::-webkit-details-marker { display: none; }
.plegables summary::after { content: "+"; font-size: 1.4rem; font-weight: 300; transition: transform .4s var(--ease); }
.plegables details[open] summary::after { transform: rotate(45deg); }
.plegables p, .plegables ul { margin: 0 0 1.1rem; color: var(--ink-2); font-size: .95rem; }
.plegables ul { padding-left: 1.1rem; }

/* ---------------------------------------------------------------- cinta */
/* Dos cintas cruzadas: la oscura delante hacia la izquierda, la cian detrás hacia la
   derecha. Miden 110 % y van centradas para que las esquinas giradas no se vean. */
.cintas { position: relative; overflow: hidden; padding-block: 3.2rem; }
.cinta {
  position: relative; width: 110%; margin-left: -5%;
  background: var(--ink); color: var(--paper);
  padding: 1.15rem 0; transform: rotate(-2.5deg); will-change: transform;
  box-shadow: 0 18px 40px -18px rgba(22, 33, 58, .45);
}
.cinta--gel {
  position: absolute; left: 0; right: 0; top: 50%;
  background: var(--gel); color: var(--ink);
  transform: translateY(-50%) rotate(2deg); box-shadow: none;
}
.cinta__pista { display: flex; width: max-content; animation: cinta 38s linear infinite; }
.cinta--gel .cinta__pista { animation-direction: reverse; animation-duration: 46s; }
.cintas:hover .cinta__pista { animation-play-state: paused; }
.cinta__pista span { display: flex; align-items: center; gap: 2.4rem; padding-right: 2.4rem; font: 400 1.6rem/1 var(--serif); white-space: nowrap; }
.cinta__pista span::after { content: ""; width: .5rem; height: .5rem; border-radius: 50%; background: var(--gel); }
.cinta--gel .cinta__pista span::after { background: var(--ink); }
@keyframes cinta { to { transform: translateX(-50%); } }

/* ---------------------------------------------------------------- secciones */
.sec { padding-block: clamp(5rem, 10vw, 9rem); position: relative; }
.sec__num {
  position: absolute; top: clamp(2rem, 5vw, 4rem); right: 0;
  font: 400 clamp(8rem, 20vw, 17rem)/.8 var(--serif); color: rgba(22, 33, 58, .05);
  pointer-events: none; user-select: none;
}
.sec__cab { max-width: 46rem; margin-bottom: clamp(3rem, 6vw, 5rem); }
.sec__cab .eyebrow { display: block; margin-bottom: 1.2rem; }
.sec__cab p { font-size: 1.15rem; color: var(--ink-2); max-width: 38rem; margin: 1.4rem 0 0; }

/* 01 problema */
.problema__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.problema__txt p { font-size: 1.1rem; color: var(--ink-2); }
.problema__txt p:first-of-type { font: 400 clamp(1.5rem, 2.6vw, 2.1rem)/1.3 var(--serif); color: var(--ink); }
.dato { display: flex; gap: 2.5rem; margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.dato b { display: block; font: 400 3.2rem/1 var(--serif); }
.dato span { font-size: .88rem; color: var(--ink-3); }
.problema__fig { background: var(--paper); border-radius: 32px; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--line); }
.problema__fig figcaption { font-size: .85rem; color: var(--ink-3); margin-top: 1.2rem; }

/* 02 capas */
.capas { background: var(--mist); }
.capas .sec__num { color: rgba(22, 33, 58, .06); }
.capas__grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.capas__lista { list-style: none; margin: 0; padding: 0; counter-reset: capa; }
.capas__lista li {
  counter-increment: capa;
  display: grid; grid-template-columns: 3.2rem 1fr; gap: 1rem;
  padding: 1.5rem 0; border-top: 1px solid var(--line);
  transition: opacity .4s var(--ease);
}
.capas__lista li:last-child { border-bottom: 1px solid var(--line); }
.capas__lista li::before { content: "0" counter(capa); font: 400 1.4rem/1.2 var(--serif); color: var(--gel-deep); }
.capas__lista h3 { font-size: 1.55rem; margin-bottom: .35rem; }
.capas__lista p { margin: 0; color: var(--ink-2); font-size: .98rem; }
.capas__svg .capa { transition: transform .7s var(--ease), opacity .4s var(--ease); }

/* 03 usos */
.usos__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1.2rem; }
.uso {
  position: relative; border-radius: 28px; padding: 2rem; min-height: 21rem;
  display: flex; flex-direction: column; justify-content: space-between; overflow: hidden;
  background: var(--paper); border: 1px solid var(--line);
}
.uso:nth-child(1) { grid-column: span 7; background: var(--ink); color: var(--paper); border: 0; }
.uso:nth-child(2) { grid-column: span 5; }
.uso:nth-child(3) { grid-column: span 5; background: var(--gel); border: 0; }
.uso:nth-child(4) { grid-column: span 7; }
.uso svg { width: clamp(6rem, 11vw, 9rem); height: auto; align-self: flex-end; }
.uso h3 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: .6rem; }
.uso p { margin: 0; max-width: 30ch; opacity: .8; }
.uso__n { font-size: .75rem; letter-spacing: .18em; text-transform: uppercase; opacity: .6; }

/* 04 comparativa */
.compara { background: var(--paper); border-block: 1px solid var(--line); }
.tabla-scroll { overflow-x: auto; }
.tabla { width: 100%; min-width: 34rem; border-collapse: collapse; font-size: 1rem; }
.tabla th, .tabla td { padding: 1.25rem 1rem; text-align: left; border-bottom: 1px solid var(--line); }
.tabla thead th { font-weight: 500; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.tabla thead th.nub { color: var(--ink); }
.tabla td.nub { background: rgba(68, 195, 236, .1); font-weight: 500; }
.tabla thead th.nub { background: rgba(68, 195, 236, .1); border-radius: 16px 16px 0 0; }
.si, .no { display: inline-flex; align-items: center; gap: .5rem; }
.si::before, .no::before {
  content: ""; width: 1.3rem; height: 1.3rem; border-radius: 50%; flex: none;
  background: var(--gel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%2316213A' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}
.no { color: var(--ink-3); }
.no::before { background: var(--mist) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6.5 6.5l7 7m0-7l-7 7' fill='none' stroke='%238A91A0' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/100% no-repeat; }

/* 05 medidas */
.medidas__grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.medidas__fig { display: grid; gap: 1.5rem; }
.specs { width: 100%; border-collapse: collapse; }
.specs th, .specs td { padding: .95rem 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: .98rem; }
.specs th { font-weight: 400; color: var(--ink-3); width: 42%; }
.specs td { font-weight: 500; }

/* 06 cuidado */
.cuidado { background: var(--ink); color: var(--paper); }
.cuidado .eyebrow { color: var(--gel); }
.cuidado .sec__cab p { color: rgba(255, 253, 248, .7); }
.cuidado .sec__num { color: rgba(255, 253, 248, .05); }
.pasos { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255, 253, 248, .18); }
.paso { padding: 2.2rem 2rem 0 0; }
.paso + .paso { padding-left: 2rem; border-left: 1px solid rgba(255, 253, 248, .18); }
.paso b { display: block; font: 400 4rem/1 var(--serif); color: var(--gel); margin-bottom: 1.2rem; }
.paso h3 { font-size: 1.7rem; margin-bottom: .5rem; }
.paso p { margin: 0; color: rgba(255, 253, 248, .7); }

/* 07 faq */
.faq__grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: clamp(2rem, 6vw, 6rem); }
.faq__grid .sec__cab { position: sticky; top: 7rem; align-self: start; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 1.5rem;
  padding: 1.6rem 0; font: 400 clamp(1.25rem, 2vw, 1.55rem)/1.3 var(--serif);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 300 1.8rem/1 var(--sans); transition: transform .4s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: -.4rem 0 1.6rem; color: var(--ink-2); max-width: 60ch; }

/* 08 reserva */
.reserva { padding-block: clamp(4rem, 8vw, 7rem); }
.reserva__caja {
  position: relative; overflow: hidden;
  border-radius: 40px; padding: clamp(2.5rem, 7vw, 6rem);
  background:
    radial-gradient(60% 80% at 85% 20%, rgba(68, 195, 236, .45), transparent 60%),
    radial-gradient(50% 70% at 10% 100%, rgba(68, 195, 236, .22), transparent 60%),
    var(--ink);
  color: var(--paper);
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 3rem; align-items: end;
}
.reserva__caja h2 { font-size: clamp(2.4rem, 5.5vw, 4.8rem); }
.reserva__caja h2 em { color: var(--gel); }
.reserva__caja p { color: rgba(255, 253, 248, .75); margin: 1.2rem 0 0; }
.reserva__caja .eyebrow { color: var(--gel); }

.form-aviso { display: grid; gap: .8rem; }
.form-aviso label { font-size: .85rem; }
.campo { display: flex; gap: .5rem; padding: .4rem; border-radius: 999px; background: var(--paper); }
.campo input {
  flex: 1; min-width: 0; border: 0; background: none; padding: 0 1.1rem;
  font: inherit; font-size: 1rem; color: var(--ink); outline: none;
}
.campo .btn { min-height: 3.1rem; padding: 0 1.4rem; font-size: .98rem; }
.form-aviso small { font-size: .78rem; opacity: .7; }
.form-aviso small a { color: inherit; }
.form-estado { font-size: .9rem; min-height: 1.4em; margin: 0; }
.form-estado.ok { color: var(--gel); }

/* ---------------------------------------------------------------- pie */
.pie { border-top: 1px solid var(--line); padding-block: 4rem 2rem; font-size: .92rem; }
.pie__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.pie__grid p { color: var(--ink-2); max-width: 32ch; }
.pie__grid h4 { font: 600 .75rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin: .4rem 0 1.1rem; }
.pie__grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.pie__grid a { text-decoration: none; }
.pie__grid a:hover { text-decoration: underline; }
.pie__base { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: 3.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--ink-3); font-size: .82rem; }
.pagos { display: flex; gap: .45rem; flex-wrap: wrap; }
.pagos span {
  display: grid; place-items: center; height: 1.7rem; padding: 0 .6rem;
  border: 1px solid var(--line); border-radius: 6px; background: var(--paper);
  font-size: .68rem; font-weight: 700; letter-spacing: .03em; color: var(--ink);
}

/* ---------------------------------------------------------------- carrito lateral */
.velo { position: fixed; inset: 0; z-index: 60; background: rgba(22, 33, 58, .4); opacity: 0; pointer-events: none; transition: opacity .4s var(--ease); }
.velo.abierto { opacity: 1; pointer-events: auto; }
.cajon {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 61;
  width: min(440px, 100%); background: var(--paper);
  display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .55s var(--ease);
}
.cajon.abierto { transform: none; }
.cajon__cab { display: flex; justify-content: space-between; align-items: center; padding: 1.4rem 1.6rem; border-bottom: 1px solid var(--line); }
.cajon__cab h3 { font-size: 1.6rem; }
.cerrar { border: 0; background: none; width: 2.6rem; height: 2.6rem; border-radius: 50%; font-size: 1.6rem; line-height: 1; }
.cerrar:hover { background: var(--mist); }
.cajon__cuerpo { flex: 1; overflow-y: auto; padding: 1.6rem; }
.linea { display: grid; grid-template-columns: 5.5rem 1fr; gap: 1rem; align-items: center; padding-bottom: 1.4rem; border-bottom: 1px solid var(--line); }
.linea img { border-radius: 14px; background: #fff; border: 1px solid var(--line); }
.linea b { display: block; font-weight: 500; }
.linea span { font-size: .88rem; color: var(--ink-3); }
.cajon__prelanz { margin: 1.4rem 0; padding: 1.2rem; border-radius: 18px; background: var(--mist); font-size: .92rem; color: var(--ink-2); }
.cajon__prelanz b { color: var(--ink); }
.cajon .form-aviso label { color: var(--ink-2); }
.cajon .campo { border: 1px solid var(--line); }
.cajon .form-estado.ok { color: var(--gel-deep); }
.cajon__pie { padding: 1.2rem 1.6rem 1.6rem; border-top: 1px solid var(--line); font-size: .8rem; color: var(--ink-3); text-align: center; }

/* ---------------------------------------------------------------- barra fija móvil */
.barra {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
  display: none; align-items: center; gap: 1rem;
  padding: .75rem 1rem calc(.75rem + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 253, 248, .98);
  border-top: 1px solid var(--line);
  transform: translateY(110%); transition: transform .45s var(--ease);
}
.barra.visible { transform: none; }
.barra img { width: 3rem; height: 3rem; border-radius: 10px; background: #fff; border: 1px solid var(--line); }
.barra div { flex: 1; min-width: 0; font-size: .85rem; line-height: 1.3; }
.barra div b { display: block; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.barra div span { color: var(--ink-3); }
.barra .btn { min-height: 3rem; padding: 0 1.3rem; font-size: .95rem; }

/* ---------------------------------------------------------------- reveal */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
.reveal { transition-delay: calc(var(--i, 0) * 80ms); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  /* La cinta sigue: deslizamiento lineal y suave, solo que más lento. Sin movimiento
     parecía un bloque roto, y en Windows esta opción la tiene mucha gente. */
  .cinta__pista { animation-duration: 90s; }
  .cinta--gel .cinta__pista { animation-duration: 110s; }
  html { scroll-behavior: auto; }
}

@media (max-width: 960px) {
  .cab__in::before { display: none; }
  /* minmax(0,1fr) y no 1fr: la tira de miniaturas con scroll estiraría la columna */
  .ficha__grid, .problema__grid, .capas__grid, .medidas__grid, .faq__grid, .reserva__caja { grid-template-columns: minmax(0, 1fr); }
  .galeria { position: static; grid-template-columns: minmax(0, 1fr); }
  .galeria__min { flex-direction: row; order: 2; overflow-x: auto; }
  .galeria__min button { width: 4.6rem; flex: none; }
  .faq__grid .sec__cab { position: static; }
  .uso:nth-child(n) { grid-column: span 12; min-height: 16rem; }
  .pasos { grid-template-columns: 1fr; }
  .paso, .paso + .paso { padding: 1.8rem 0; border-left: 0; border-bottom: 1px solid rgba(255, 253, 248, .18); }
  .pie__grid { grid-template-columns: 1fr 1fr; }
  .pie__grid > div:first-child { grid-column: span 2; }
  .barra { display: flex; }
  .pie { padding-bottom: 6rem; }
}
@media (max-width: 520px) {
  body { font-size: 1rem; }
  .sellos { grid-template-columns: 1fr; }
  .sellos div + div { border-left: 0; border-top: 1px solid var(--line); }
  .sellos div { display: flex; align-items: center; gap: .7rem; text-align: left; }
  .sellos svg { margin: 0; flex: none; }
  .colores { flex-wrap: wrap; }
  .dato { gap: 1.5rem; }
  .campo { flex-direction: column; border-radius: 22px; }
  .campo input { padding: .9rem 1rem; }
  .tabla { min-width: 0; font-size: .86rem; }
  .tabla th, .tabla td { padding: 1rem .45rem; }
  .si::before, .no::before { width: 1.05rem; height: 1.05rem; }
  .aviso { font-size: .74rem; }
  .cintas { padding-block: 2.4rem; }
  /* En pantalla estrecha hace falta más ángulo para que la cian asome por detrás */
  .cinta { padding: .9rem 0; transform: rotate(-4deg); }
  .cinta--gel { transform: translateY(-50%) rotate(4deg); }
  .cinta__pista span { font-size: 1.25rem; gap: 1.6rem; padding-right: 1.6rem; }
}

/* ================================================================ mini tienda */
/* menú: la página actual subrayada */
.cab__nav a[aria-current="page"]::after { width: 100%; }

/* formato: solo cojín / kit postura */
.formatos { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; margin-bottom: 1.8rem; }
.formato {
  position: relative; text-align: left; display: grid; gap: .15rem;
  padding: 1rem 1.1rem; border-radius: 18px; border: 1px solid var(--line); background: var(--paper);
  transition: border-color .3s var(--ease);
}
.formato b { font-weight: 600; font-size: 1rem; }
.formato span { font-size: .85rem; color: var(--ink-3); }
.formato[aria-pressed="true"] { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.formato__tag {
  position: absolute; top: -.7rem; right: .8rem;
  background: var(--gel); color: var(--ink); font-style: normal;
  font-size: .66rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: .3rem .6rem; border-radius: 999px;
}
.color-fijo { font-size: .9rem; margin-bottom: 1.6rem; }
.color-fijo i { display: inline-block; width: 1rem; height: 1rem; border-radius: 50%; vertical-align: -.15rem; margin-right: .4rem; box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); }

/* aviso "mejor en kit" en la ficha del reposapiés */
.empujon {
  display: grid; grid-template-columns: 4.2rem 1fr; gap: 1rem; align-items: center;
  padding: .8rem; margin-bottom: 1.8rem; border-radius: 18px;
  background: var(--mist); text-decoration: none; font-size: .92rem; color: var(--ink-2);
}
.empujon img { border-radius: 12px; background: #fff; }
.empujon b { color: var(--ink); }
.empujon span { color: var(--gel-deep); font-weight: 600; white-space: nowrap; }

/* completa tu descanso */
.completa { background: var(--paper); border-top: 1px solid var(--line); }
.completa__grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 1.2rem; }
/* las dos pequeñas, apiladas a la derecha y en horizontal: foto a la izquierda */
.prod:not(:first-child) { flex-direction: row; }
.prod:not(:first-child) .prod__img { flex: 0 0 44%; aspect-ratio: auto; }
.prod:not(:first-child) .prod__txt { align-self: center; }
.prod {
  display: flex; flex-direction: column; text-decoration: none;
  border-radius: 28px; border: 1px solid var(--line); background: var(--bg); overflow: hidden;
  transition: transform .5s var(--ease);
}
.prod:hover { transform: translateY(-4px); }
.prod:first-child { grid-row: span 2; background: var(--ink); color: var(--paper); border: 0; }
.prod__img { position: relative; background: #fff; aspect-ratio: 4 / 3; overflow: hidden; }
.prod:first-child .prod__img { aspect-ratio: auto; flex: 1; min-height: 18rem; }
.prod__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
/* sin zoom al pasar: la transformación de la imagen la lleva el parallax (app.js) */
.prod__img .formato__tag { top: 1rem; left: 1rem; right: auto; }
.prod__txt { padding: 1.4rem 1.5rem 1.6rem; }
.prod h3 { font-size: 1.7rem; margin-bottom: .35rem; }
.prod:first-child h3 { font-size: clamp(2rem, 3.2vw, 2.8rem); }
.prod p { margin: 0 0 .9rem; font-size: .95rem; opacity: .75; }
.prod__ir { font-weight: 600; font-size: .92rem; }
.prod:first-child .prod__ir { color: var(--gel); }

/* carrito: varias líneas + añadidos */
.lineas { display: grid; gap: 1.1rem; }
.linea { position: relative; }
.linea__quitar {
  border: 0; background: none; padding: 0; margin-top: .3rem;
  font-size: .8rem; color: var(--ink-3); text-decoration: underline; text-underline-offset: 2px;
}
.linea__quitar:hover { color: var(--ink); }
.cajon__vacio { color: var(--ink-3); font-size: .95rem; margin: 0 0 1rem; }
.extras { display: grid; gap: .7rem; margin-top: 1.2rem; }
.extra {
  display: grid; grid-template-columns: 3.6rem 1fr auto; gap: .8rem; align-items: center;
  padding: .7rem; border: 1px dashed rgba(22, 33, 58, .25); border-radius: 16px; font-size: .88rem;
}
.extra img { border-radius: 10px; background: #fff; }
.extra b { display: block; font-weight: 600; }
.extra span { color: var(--ink-3); font-size: .8rem; }
.extra button {
  border: 0; border-radius: 999px; padding: .55rem .9rem;
  background: var(--ink); color: var(--paper); font-size: .8rem; font-weight: 600;
}
.extra button:hover { background: #0c1426; }

/* secciones con foto en las fichas nuevas */
.foto-sec { margin: 0; border-radius: 32px; overflow: hidden; background: #fff; border: 1px solid var(--line); }
.foto-sec img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1; }
.chips { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2rem; }
.chips span { padding: .55rem 1rem; border-radius: 999px; border: 1px solid var(--line); background: var(--paper); font-size: .9rem; }

@media (max-width: 960px) {
  .cab__in {
    grid-template-columns: 1fr auto; grid-template-areas: "marca acc" "nav nav";
    height: auto; padding-top: .7rem;
  }
  .marca { grid-area: marca; }
  .cab__acc { grid-area: acc; }
  .cab__nav {
    grid-area: nav; display: flex; gap: 1.5rem; overflow-x: auto; white-space: nowrap;
    padding: .7rem 0 .8rem; font-size: .9rem; scrollbar-width: none;
  }
  .cab__nav::-webkit-scrollbar { display: none; }
  .completa__grid { grid-template-columns: minmax(0, 1fr); }
  .prod:not(:first-child) .prod__img { flex-basis: 40%; min-height: 11rem; }
  .prod:first-child { grid-row: auto; }
  .prod:first-child .prod__img { min-height: 0; aspect-ratio: 1; }
}
@media (max-width: 520px) {
  .formatos { grid-template-columns: 1fr; }
  .formato { padding-top: 1.2rem; }
}

/* ================================================================ scroll suave (Lenis) */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis:not(.lenis-autoToggle).lenis-stopped { overflow: clip; }
.lenis [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-smooth iframe { pointer-events: none; }
/* Con GSAP la cinta la mueve app.js (acelera con el scroll); se apaga la animación CSS */
.cintas--gsap .cinta__pista { animation: none !important; }
/* las fotos con parallax necesitan margen dentro de su marco */
.foto-sec, .prod__img, .problema__fig { overflow: hidden; }