/* Nativo Expediciones — paleta y tipografía de MARCA.md
   Marino #172745 · inverso #ddeaf4 · celeste #2292d2 · aqua #13cdce
   Cabin sustituye a Gill Sans (humanista, libre). Roboto para el cuerpo. */

:root {
  --marino: #172745;
  --profundo: #0d1a2e;
  --inverso: #ddeaf4;
  --celeste: #2292d2;
  --aqua: #13cdce;
  --gris: #7b8899;
  --blanco: #fff;

  --titulo: "Cabin", "Segoe UI", system-ui, sans-serif;
  --texto: "Roboto", "Segoe UI", system-ui, sans-serif;

  --ancho: 1240px;
  --aire: clamp(4.5rem, 9vw, 9rem);
  --curva: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 5rem; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--blanco);
  color: var(--marino);
  font: 300 clamp(1rem, .95rem + .3vw, 1.125rem)/1.75 var(--texto);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 { font-family: var(--titulo); font-weight: 600; line-height: 1.08; margin: 0; letter-spacing: -.015em; }
h1 { font-size: clamp(2.6rem, 7.5vw, 5.6rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
h4 { font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; }
p { margin: 0 0 1.25em; }
a { color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }

button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible { outline: 2px solid var(--aqua); outline-offset: 3px; border-radius: 2px; }

.saltar {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--marino); color: #fff; padding: .8rem 1.2rem;
}
.saltar:focus { left: 0; }

/* ---------- bilingüe: un solo HTML, se oculta el idioma que no toca ---------- */
[data-lang="es"] [lang="en"],
[data-lang="en"] [lang="es"] { display: none; }

/* ---------- estructura ---------- */
.caja { width: min(100% - 2.5rem, var(--ancho)); margin-inline: auto; }
.seccion { padding-block: var(--aire); position: relative; }
.seccion--clara  { background: var(--blanco); }
.seccion--media  { background: var(--inverso); }
.seccion--oscura { background: var(--profundo); color: var(--inverso); }
.centrado { text-align: center; max-width: 46rem; margin-inline: auto; }

.cejilla {
  font-family: var(--titulo);
  font-size: .78rem; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--celeste);
  display: flex; align-items: center; gap: .8rem;
  margin: 0 0 1.4rem;
}
.centrado .cejilla { justify-content: center; }
.cejilla .num { color: var(--gris); font-variant-numeric: tabular-nums; }
.cejilla .num::after {
  content: ""; display: inline-block; width: 2.2rem; height: 1px;
  background: currentColor; vertical-align: middle; margin-left: .8rem; opacity: .5;
}
.seccion--oscura .cejilla { color: var(--aqua); }
.seccion--oscura .cejilla .num { color: rgba(221, 234, 244, .45); }

.entrada { font-size: clamp(1.1rem, 1.6vw, 1.35rem); font-weight: 300; color: var(--marino); opacity: .85; max-width: 46rem; }
.seccion--oscura .entrada { color: var(--inverso); }

h2 + p, .cejilla + h2 { margin-top: 0; }
h2 { margin-bottom: 1.4rem; }

/* ---------- ondas de la marca ---------- */
.onda { display: block; width: 100%; height: clamp(38px, 5.5vw, 84px); }
.onda--haciaOscuro { background: var(--blanco); fill: var(--profundo); }
.onda--haciaOscuro.onda--desdeMedia { background: var(--inverso); }
.onda--haciaClaro  { background: var(--profundo); fill: var(--blanco); transform: scaleX(-1); }

/* ---------- transiciones al entrar ---------- */
.js .rev {
  opacity: 0; transform: translateY(30px);
  transition: opacity 1s var(--curva), transform 1s var(--curva);
}
.rev.visible { opacity: 1; transform: none; }
.rev--tarde { transition-delay: .13s; }
.rev--mastarde { transition-delay: .26s; }

/* ---------- barra ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 100;
  transition: background .45s var(--curva), padding .45s var(--curva), box-shadow .45s var(--curva);
  padding-block: 1.35rem;
}
.nav--pegado {
  background: rgba(13, 26, 46, .88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  padding-block: .7rem;
  box-shadow: 0 1px 0 rgba(221, 234, 244, .12);
}
.nav__caja { width: min(100% - 2.5rem, var(--ancho)); margin-inline: auto; display: flex; align-items: center; gap: 2rem; }
.nav__logo { flex: none; }
.nav__logo img { width: clamp(132px, 14vw, 178px); height: auto; transition: width .45s var(--curva); }
.nav--pegado .nav__logo img { width: clamp(118px, 11vw, 148px); }

.nav__menu { margin-left: auto; display: flex; gap: 2rem; }
.nav__menu a {
  font-family: var(--titulo); font-size: .9rem; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--blanco); text-decoration: none; position: relative; padding-block: .35rem;
}
.nav__menu a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--aqua); transform: scaleX(0); transform-origin: right;
  transition: transform .5s var(--curva);
}
.nav__menu a:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__der { display: flex; align-items: center; gap: 1.2rem; }
.idioma { display: flex; align-items: center; gap: .45rem; color: rgba(255, 255, 255, .55); font-family: var(--titulo); font-size: .85rem; font-weight: 600; letter-spacing: .1em; }
.idioma button { color: rgba(255, 255, 255, .55); transition: color .3s; padding: .25rem; }
.idioma button:hover { color: #fff; }
.idioma button[aria-pressed="true"] { color: #fff; text-decoration: underline; text-underline-offset: .35em; text-decoration-color: var(--aqua); text-decoration-thickness: 2px; }

.hamb { display: none; width: 2.2rem; height: 1.6rem; position: relative; }
.hamb span { position: absolute; left: 0; right: 0; height: 2px; background: #fff; transition: transform .4s var(--curva), opacity .3s; }
.hamb span:nth-child(1) { top: 2px; }
.hamb span:nth-child(2) { top: 50%; margin-top: -1px; }
.hamb span:nth-child(3) { bottom: 2px; }
.nav--abierto .hamb span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
.nav--abierto .hamb span:nth-child(2) { opacity: 0; }
.nav--abierto .hamb span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

/* ---------- botones ---------- */
.boton {
  display: inline-flex; align-items: center; gap: .65rem;
  font-family: var(--titulo); font-size: .92rem; font-weight: 600;
  letter-spacing: .09em; text-transform: uppercase; text-decoration: none;
  padding: 1.05rem 1.9rem; border-radius: 2px;
  transition: transform .4s var(--curva), background .4s var(--curva), color .4s var(--curva), border-color .4s var(--curva);
}
.boton svg { width: 1.25em; height: 1.25em; fill: currentColor; flex: none; }
.boton:hover { transform: translateY(-3px); }
.boton--wa { background: var(--marino); color: #fff; }
.boton--wa:hover { background: var(--celeste); }
.seccion--oscura .boton--wa, .reservar .boton--wa { background: var(--blanco); color: var(--marino); }
.seccion--oscura .boton--wa:hover, .reservar .boton--wa:hover { background: var(--aqua); color: var(--profundo); }
.boton--linea { border: 1px solid rgba(255, 255, 255, .55); color: #fff; }
.boton--linea:hover { background: #fff; color: var(--marino); border-color: #fff; }
.boton--grande { padding: 1.25rem 2.6rem; font-size: 1rem; }

/* ---------- portada ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; background: var(--profundo); }
.hero__fondo { position: absolute; inset: 0; }
.hero__fondo img {
  width: 100%; height: 100%; object-fit: cover;
  animation: deriva 26s var(--curva) infinite alternate;
}
@keyframes deriva { from { transform: scale(1.05); } to { transform: scale(1.14); } }
.hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity 1.4s var(--curva);
}
.hero__video.listo { opacity: 1; }
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(13, 26, 46, .62) 0%, rgba(13, 26, 46, .18) 38%, rgba(13, 26, 46, .82) 100%);
}
.hero__texto {
  position: relative; z-index: 1; color: #fff;
  width: min(100% - 2.5rem, var(--ancho)); margin-inline: auto;
  padding-bottom: clamp(5rem, 12vh, 9rem);
  animation: entra 1.4s var(--curva) both .25s;
}
@keyframes entra { from { opacity: 0; transform: translateY(34px); } to { opacity: 1; transform: none; } }
.hero .cejilla { color: rgba(255, 255, 255, .8); }
.hero h1 { max-width: 16ch; text-shadow: 0 2px 30px rgba(13, 26, 46, .4); }
.hero__bajada { font-size: clamp(1.05rem, 1.7vw, 1.4rem); font-weight: 300; max-width: 34ch; margin: 1.6rem 0 2.4rem; color: rgba(255, 255, 255, .92); }
.hero__botones { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__baja { position: absolute; z-index: 1; left: 50%; bottom: 1.8rem; translate: -50% 0; color: rgba(255, 255, 255, .7); }
.hero__baja svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.4; animation: flota 2.6s ease-in-out infinite; }
@keyframes flota { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(7px); } }

/* ---------- 01 quiénes somos ---------- */
.dos-col { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5.5rem); align-items: center; }
.dos-col figure { margin: 0; overflow: hidden; }
.dos-col img { width: 100%; }

/* ---------- 02 la historia ---------- */
.historia__intro { max-width: 34ch; margin-bottom: clamp(3rem, 6vw, 5rem); }
.historia__grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: clamp(1rem, 2.2vw, 2rem); align-items: center;
}
.historia__foto { margin: 0; overflow: hidden; grid-column: span 2; }
.historia__foto--alta { grid-column: span 3; }
.historia__foto--alta img { aspect-ratio: 3 / 4; object-fit: cover; }
.historia__foto:not(.historia__foto--alta) img { aspect-ratio: 4 / 5; object-fit: cover; }
.historia__foto img { width: 100%; transition: transform 1.6s var(--curva); }
.historia__foto:hover img { transform: scale(1.04); }
.historia__nota { grid-column: span 3; font-size: clamp(1.05rem, 1.5vw, 1.3rem); font-weight: 300; padding-inline: clamp(0rem, 2vw, 2rem); }

.cita {
  margin: clamp(1.8rem, 3vw, 2.6rem) 0 0; padding-left: clamp(1.2rem, 3vw, 2rem);
  border-left: 2px solid var(--aqua); max-width: 44rem;
}
.cita p { font-family: var(--titulo); font-size: clamp(1.3rem, 2.2vw, 1.85rem); line-height: 1.35; font-weight: 500; margin: 0; }

.historia__ancha { margin: clamp(3rem, 6vw, 5rem) 0 0; }
.historia__ancha img { width: 100%; }
.historia__ancha figcaption { margin-top: 1rem; font-size: .9rem; letter-spacing: .04em; color: rgba(221, 234, 244, .6); }
.historia__cierre { margin-top: clamp(3rem, 6vw, 5rem); max-width: 40rem; font-size: clamp(1.1rem, 1.7vw, 1.4rem); font-weight: 300; }

/* ---------- 03 el lugar ---------- */
.lugar__intro { max-width: 44rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.lugar__ancha { margin: 0 0 clamp(1rem, 2.2vw, 2rem); overflow: hidden; }
.lugar__grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(1rem, 2.2vw, 2rem); }
.lugar__grid figure { margin: 0; overflow: hidden; }
.lugar__grid img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; }
.lugar__ancha img { width: 100%; }

.fauna { margin-top: clamp(3rem, 6vw, 5rem); }
.fauna__lista { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(.6rem, 1.4vw, 1.1rem); margin-top: clamp(1.8rem, 3.5vw, 2.6rem); }
.fauna__lista figure { margin: 0; position: relative; overflow: hidden; background: var(--marino); }
.fauna__lista img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; transition: transform 1.3s var(--curva); }
.fauna__lista figure:hover img { transform: scale(1.07); }
.fauna__lista figcaption {
  position: absolute; inset: auto 0 0; padding: 3rem .9rem .9rem;
  background: linear-gradient(transparent, rgba(13, 26, 46, .88));
  color: #fff; font-family: var(--titulo); font-size: .8rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
}

/* ---------- 04 experiencias ---------- */
.exps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 2.4vw, 2rem); margin-top: clamp(2.5rem, 5vw, 4rem); }
.exp { display: flex; }
.exp__abrir {
  display: flex; flex-direction: column; text-align: left; width: 100%;
  background: var(--blanco); overflow: hidden; padding: 0;
  transition: transform .6s var(--curva), box-shadow .6s var(--curva);
}
.exp__abrir:hover { transform: translateY(-6px); box-shadow: 0 24px 50px -24px rgba(23, 39, 69, .45); }
.exp__abrir > img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 1.4s var(--curva); }
.exp__abrir:hover > img { transform: scale(1.05); }
.exp__cuerpo { padding: 1.8rem 1.7rem 2rem; display: flex; flex-direction: column; flex: 1; }
.exp__dur { font-family: var(--titulo); font-size: .78rem; font-weight: 700; letter-spacing: .2em; color: var(--celeste); margin: 0 0 .7rem; }
.exp__cuerpo h3 { margin-bottom: .8rem; }
.exp__cuerpo p { font-size: .98rem; color: rgba(23, 39, 69, .78); margin-bottom: 1.6rem; }
.exp__mas {
  margin-top: auto; font-family: var(--titulo); font-size: .82rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--marino);
  display: inline-flex; align-items: center; gap: .5rem;
}
.exp__mas::after { content: ""; width: 1.6rem; height: 1px; background: currentColor; transition: width .5s var(--curva); }
.exp__abrir:hover .exp__mas::after { width: 2.8rem; }
.exps__nota { margin-top: 2.5rem; color: var(--gris); font-size: .98rem; }

/* ---------- fichas de experiencia ---------- */
.ficha {
  border: 0; padding: clamp(1.8rem, 4vw, 3.2rem); border-radius: 3px;
  width: min(100% - 2rem, 62rem); max-height: 88vh; overflow-y: auto;
  color: var(--marino); background: var(--blanco);
}
.ficha::backdrop { background: rgba(13, 26, 46, .72); backdrop-filter: blur(4px); }
.ficha[open] { animation: sube .5s var(--curva); }
@keyframes sube { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.ficha h3 { font-size: clamp(1.6rem, 3vw, 2.4rem); margin-bottom: 1.2rem; }
.ficha__cerrar { position: absolute; top: .6rem; right: 1rem; font-size: 2.2rem; line-height: 1; color: var(--gris); }
.ficha__cerrar:hover { color: var(--marino); }
.ficha__listas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin: 2.2rem 0; }
.ficha__listas h4 { color: var(--celeste); margin-bottom: 1rem; }
.ficha__listas li { position: relative; padding-left: 1.1rem; font-size: .95rem; margin-bottom: .5rem; }
.ficha__listas li::before { content: ""; position: absolute; left: 0; top: .7em; width: 5px; height: 5px; background: var(--aqua); border-radius: 50%; }

/* ---------- 05 galería ---------- */
.galeria {
  width: min(100% - 2.5rem, 1500px); margin: clamp(2.5rem, 5vw, 4rem) auto 0;
  columns: 4; column-gap: 14px;
}
.galeria button { display: block; width: 100%; margin-bottom: 14px; break-inside: avoid; overflow: hidden; padding: 0; background: var(--marino); }
.galeria img { width: 100%; transition: transform 1.2s var(--curva), opacity .5s; }
.galeria button:hover img { transform: scale(1.06); opacity: .82; }

/* ---------- visor ---------- */
.visor {
  border: 0; padding: 0; background: transparent;
  width: 100vw; max-width: 100vw; height: 100vh; max-height: 100vh;
  display: grid; place-items: center;
}
.visor::backdrop { background: rgba(13, 26, 46, .96); }
.visor:not([open]) { display: none; }
.visor img { max-width: 92vw; max-height: 86vh; object-fit: contain; }
.visor__cerrar { position: fixed; top: 1rem; right: 1.6rem; font-size: 2.6rem; line-height: 1; color: rgba(255, 255, 255, .7); z-index: 2; }
.visor__cerrar:hover { color: #fff; }
.visor__nav {
  position: fixed; top: 50%; translate: 0 -50%; z-index: 2;
  font-size: 3rem; line-height: 1; color: rgba(255, 255, 255, .55);
  padding: 1rem 1.2rem; transition: color .3s;
}
.visor__nav:hover { color: #fff; }
.visor__nav--ant { left: .2rem; }
.visor__nav--sig { right: .2rem; }
.visor__cuenta {
  position: fixed; bottom: 1.2rem; left: 50%; translate: -50% 0; margin: 0;
  font-family: var(--titulo); font-size: .85rem; letter-spacing: .18em; color: rgba(255, 255, 255, .6);
}

/* ---------- 06 colaboraciones (mockup) ---------- */
.colabs__fotos {
  display: grid; grid-template-columns: 1fr 1.3fr;
  gap: clamp(.7rem, 1.5vw, 1.1rem); margin-top: clamp(2.5rem, 5vw, 4rem);
}
.colabs__fotos figure { margin: 0; overflow: hidden; }
.colabs__fotos img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--curva); }
.colabs__fotos figure:hover img { transform: scale(1.05); }
.colabs__col { display: grid; grid-template-rows: 1fr 1fr; gap: clamp(.7rem, 1.5vw, 1.1rem); }

.colabs__grupo { margin-top: clamp(2.5rem, 5vw, 3.5rem); }
.colabs__grupo .cejilla { color: var(--gris); }
.colabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.marcador { color: var(--gris); font-style: italic; }
.colabs li {
  aspect-ratio: 3 / 2; display: grid; place-items: center;
  border: 1px dashed rgba(23, 39, 69, .25); border-radius: 2px;
  color: rgba(23, 39, 69, .3);
  font-family: var(--titulo); font-size: .8rem; letter-spacing: .18em; text-transform: uppercase;
}
.colabs__aviso { margin-top: 1.4rem; text-align: center; font-size: .85rem; color: var(--gris); }

/* ---------- 07 reservar ---------- */
.reservar { background: var(--marino); color: #fff; text-align: center; }
.reservar .entrada { color: rgba(255, 255, 255, .85); margin-bottom: 2.5rem; }
.reservar .cejilla { color: var(--aqua); }
.reservar .cejilla .num { color: rgba(255, 255, 255, .45); }
.reservar__alt { margin-top: 2rem; font-size: .98rem; color: rgba(255, 255, 255, .7); }
.reservar__alt a { color: #fff; text-decoration-color: var(--aqua); text-underline-offset: .3em; }

/* ---------- 08 pie ---------- */
.pie { background: var(--profundo); color: var(--inverso); padding-block: clamp(3.5rem, 7vw, 5.5rem) 2rem; }
.pie__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); }
.pie__logo { width: 190px; }
.pie__lema { margin-top: 1.4rem; font-family: var(--titulo); font-size: 1.05rem; color: rgba(221, 234, 244, .7); }
.pie h3 { font-size: .82rem; letter-spacing: .18em; text-transform: uppercase; color: var(--aqua); margin-bottom: 1.2rem; }
.pie p { font-size: .96rem; color: rgba(221, 234, 244, .8); }
.pie a { text-decoration: none; border-bottom: 1px solid rgba(221, 234, 244, .25); transition: border-color .3s, color .3s; }
.pie a:hover { color: #fff; border-color: var(--aqua); }
.pie__mapa, .pie__red { display: inline-flex; align-items: center; gap: .55rem; font-size: .95rem; }
.pie__red svg { width: 1.15em; height: 1.15em; fill: currentColor; }
.pie__legal {
  margin-top: clamp(3rem, 6vw, 4.5rem); padding-top: 1.6rem;
  border-top: 1px solid rgba(221, 234, 244, .14);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: .6rem;
}
.pie__legal p { margin: 0; font-size: .84rem; color: rgba(221, 234, 244, .5); }

body:has(dialog[open]) { overflow: hidden; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .galeria { columns: 3; }
  .exps { grid-template-columns: 1fr; max-width: 34rem; margin-inline: auto; }
  .pie__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav__menu {
    position: fixed; inset: 0 0 auto; top: 0; padding: 6rem 2rem 3rem;
    flex-direction: column; gap: 1.6rem; margin: 0;
    background: rgba(13, 26, 46, .97);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    transform: translateY(-100%); transition: transform .55s var(--curva);
  }
  .nav--abierto .nav__menu { transform: none; }
  .nav__menu a { font-size: 1.5rem; letter-spacing: .03em; }
  .nav--abierto { background: rgba(13, 26, 46, .97); }
  .hamb { display: block; }
  .nav__logo, .nav__der { position: relative; z-index: 2; }
  .nav__der { margin-left: auto; }

  .dos-col { grid-template-columns: 1fr; }
  .historia__grid { grid-template-columns: repeat(2, 1fr); }
  .historia__foto, .historia__nota { grid-column: span 1; }
  .historia__foto--alta { grid-column: span 2; grid-row: auto; }
  .historia__nota { grid-column: span 2; }
  .lugar__grid { grid-template-columns: 1fr; }
  .ficha__listas { grid-template-columns: 1fr; gap: 1.6rem; }
}

@media (max-width: 860px) {
  /* la fauna se hace carrusel: se desliza con el dedo */
  .fauna__lista {
    display: flex; overflow-x: auto; gap: .7rem;
    scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
    margin-inline: -1.25rem; padding-inline: 1.25rem; scrollbar-width: none;
  }
  .fauna__lista::-webkit-scrollbar { display: none; }
  .fauna__lista li { flex: 0 0 58%; scroll-snap-align: start; }
  .colabs__fotos { grid-template-columns: 1fr; }
  .colabs__fotos img { aspect-ratio: 4 / 3; }
}

@media (max-width: 620px) {
  .galeria { columns: 2; column-gap: 10px; }
  .galeria button { margin-bottom: 10px; }
  .colabs { grid-template-columns: repeat(2, 1fr); }
  .pie__grid { grid-template-columns: 1fr; }
  .hero__botones .boton { width: 100%; justify-content: center; }
  .visor__nav { font-size: 2.2rem; padding: .6rem .7rem; }
}

/* ---------- quien no quiere movimiento, no lo tiene ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .rev { opacity: 1; transform: none; }
}