/* Cabañas Los Copihues · estructura y estética tomadas de "Villa Aurelia" (21st.dev): portada de cine con el nombre
   gigante en serif, secciones numeradas sobre crema, escenas fijas al bajar, tarjetas tostadas y reserva sobre fondo oscuro.
   Modo día/noche con el botón de la barra. */
:root {
  --crema: #f3e9db; --tostado: #ead8c3; --tostado-2: #e2cbb1; --tinta: #2a1c13; --tinta-2: #5e4a3b; --tinta-3: #806a5a;
  --oscuro: #1b120d; --cafe: #7a4423; --cafe-2: #94562f; --copihue: #b8432f; --linea: rgba(42, 28, 19, .14);
  --serif: "Instrument Serif", "Times New Roman", serif; --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ancho: 1200px; --curva: cubic-bezier(.22, 1, .36, 1);
  color-scheme: light;
}
[data-modo="noche"] {
  --crema: #17110d; --tostado: #251b15; --tostado-2: #2f231b; --tinta: #f1e4d2; --tinta-2: #c9b49d; --tinta-3: #a48f79;
  --cafe: #d08a5a; --cafe-2: #e09a69; --linea: rgba(241, 228, 210, .14);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--crema); color: var(--tinta); font: 400 15px/1.6 var(--sans); -webkit-font-smoothing: antialiased; transition: background .8s var(--curva), color .8s var(--curva); }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h2, h3 { font-weight: 400; }
.saltar { position: absolute; left: 12px; top: -60px; z-index: 100; padding: 10px 16px; border-radius: 99px; background: var(--oscuro); color: #fff; }
.saltar:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--cafe); outline-offset: 3px; }
.caja { max-width: var(--ancho); margin: 0 auto; padding: 0 16px; }

/* Barra */
.nav { position: fixed; inset: 0 0 auto; z-index: 60; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px max(16px, calc((100% - var(--ancho)) / 2 - 8px)); color: #fbf3e8; transition: background .5s var(--curva), color .5s, box-shadow .5s; }
.nav.solida { background: color-mix(in srgb, var(--crema) 88%, transparent); color: var(--tinta); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--linea); }
.marca { display: inline-flex; align-items: center; min-height: 44px; font-family: var(--serif); font-size: 24px; text-decoration: none; letter-spacing: -.01em; }
.nav-der { display: flex; align-items: center; gap: 8px; }
.modo, .menu-btn { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; border: 0; background: none; color: inherit; font: 500 13px var(--sans); cursor: pointer; }
.modo-punto { position: relative; width: 14px; height: 14px; border: 1.5px solid currentColor; border-radius: 50%; }
.modo-punto::after { content: ""; position: absolute; inset: 2px; border-radius: 50%; background: currentColor; transition: transform .6s var(--curva); }
[data-modo="noche"] .modo-punto::after { transform: translateX(3px) scale(.7); box-shadow: -3px 0 0 1px var(--crema); }
.pill-borde { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border: 1px solid currentColor; border-radius: 99px; font-size: 13px; font-weight: 500; text-decoration: none; transition: background .3s, color .3s; }
.pill-borde:hover { background: #fbf3e8; color: var(--oscuro); }
.nav .pill-borde { min-height: 44px; }
.menu-ico { display: grid; gap: 4px; width: 16px; }
.menu-ico i { height: 1.5px; background: currentColor; transition: transform .45s var(--curva); }
.menu-btn[aria-expanded="true"] .menu-ico i:first-child { transform: translateY(2.75px) rotate(45deg); }
.menu-btn[aria-expanded="true"] .menu-ico i:last-child { transform: translateY(-2.75px) rotate(-45deg); }
.menu { position: fixed; inset: 0; z-index: 55; display: grid; align-content: center; padding: 80px max(16px, calc((100% - var(--ancho)) / 2)); background: var(--oscuro); color: #f1e4d2; clip-path: circle(0 at calc(100% - 60px) 36px); transition: clip-path .8s var(--curva); }
.menu.abierto { clip-path: circle(150% at calc(100% - 60px) 36px); }
.menu nav { display: grid; gap: 4px; }
.menu a { display: flex; align-items: baseline; gap: 18px; min-height: 44px; font-family: var(--serif); font-size: clamp(40px, 7vw, 80px); line-height: 1.05; text-decoration: none; opacity: 0; transform: translateY(30px); transition: opacity .6s var(--curva), transform .6s var(--curva), color .3s; }
.menu.abierto a { opacity: 1; transform: none; }
.menu.abierto a:nth-child(2) { transition-delay: .06s; } .menu.abierto a:nth-child(3) { transition-delay: .12s; } .menu.abierto a:nth-child(4) { transition-delay: .18s; } .menu.abierto a:nth-child(5) { transition-delay: .24s; }
.menu a small { font: 500 13px var(--sans); color: #a48f79; }
.menu a:hover { color: #e09a69; }
html.bloq { overflow: hidden; }

/* Portada */
.hero { position: relative; height: 100svh; min-height: 620px; overflow: hidden; background: var(--oscuro); color: #fbf3e8; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 110%; object-fit: cover; animation: hero-img 3s var(--curva) both; will-change: transform; }
@keyframes hero-img { from { transform: scale(1.15); opacity: 0; } }
.hero-velo { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20, 12, 8, .45), rgba(20, 12, 8, 0) 30%, rgba(20, 12, 8, .15) 55%, rgba(20, 12, 8, .72)); }
.hero-in { position: absolute; inset: auto 0 0; padding: 0 max(16px, calc((100% - var(--ancho)) / 2 - 8px)) clamp(28px, 4vw, 48px); }
.hero-hola { font-family: var(--serif); font-style: italic; font-size: 22px; }
.hero-titulo { font-family: var(--serif); font-weight: 400; font-size: clamp(76px, 15vw, 220px); line-height: .9; letter-spacing: -.035em; }
.hero-titulo .linea { display: block; overflow: hidden; padding-bottom: .04em; }
.hero-titulo .linea > span { display: block; animation: titulo 1.6s var(--curva) .4s both; }
@keyframes titulo { from { transform: translateY(100%); } }
.hero-pie { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-top: 16px; font-size: 15px; }
.hero-bajar { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border: 1px solid rgba(251, 243, 232, .5); border-radius: 99px; font-size: 13px; text-decoration: none; }
.hero-bajar span { animation: baja 1.8s ease-in-out infinite; }
@keyframes baja { 50% { transform: translateY(4px); } }
.entra { animation: entra 1.2s var(--curva) both; animation-delay: var(--d, 0s); }
@keyframes entra { from { opacity: 0; transform: translateY(16px); } }

/* La llegada (fija mientras dura la sección) */
.llegada { position: relative; height: 260vh; background: var(--oscuro); color: #f1e4d2; }
.llegada-fija { position: sticky; top: 0; height: 100vh; display: grid; place-items: center; overflow: hidden; }
.llegada-ventana { position: absolute; left: 50%; top: 50%; width: 100vw; height: 100vh; translate: -50% -50%; clip-path: inset(calc(var(--c, 1) * 32%) calc(var(--c, 1) * 38%) round calc(var(--c, 1) * 220px)); }
.llegada-ventana img { width: 100%; height: 100%; object-fit: cover; transform: scale(calc(1 + var(--c, 1) * .25)); }
.llegada-txt { position: relative; z-index: 2; font-family: var(--serif); font-size: clamp(30px, 4.4vw, 60px); line-height: 1.05; text-align: center; }
.llegada-a { position: absolute; top: 14vh; opacity: calc(1 - var(--p, 0) * 2.5); transform: translateY(calc(var(--p, 0) * -60px)); }
.llegada-b { position: absolute; bottom: 12vh; opacity: calc((var(--p, 0) - .55) * 3); transform: translateY(calc((1 - var(--p, 0)) * 40px)); text-shadow: 0 2px 30px rgba(0, 0, 0, .5); }

/* Las cabañas */
.casa { padding: clamp(72px, 10vw, 140px) 0; }
.eti { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; font-size: 12px; color: var(--tinta-2); }
.eti span { display: inline-flex; align-items: center; gap: 14px; }
.eti span::after { content: ""; width: 34px; height: 1px; background: currentColor; opacity: .5; }
.eti-claro { color: #c9b49d; }
.casa-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(24px, 6vw, 96px); align-items: center; }
.casa-txt { font-size: clamp(17px, 1.6vw, 20px); line-height: 1.55; color: var(--tinta); max-width: 30em; }
.casa-foto { margin: 0; overflow: hidden; border-radius: 22px; aspect-ratio: .82; }
.casa-foto img { width: 100%; height: 115%; object-fit: cover; transform: translateY(var(--py, 0)); }
.cifras { display: grid; grid-template-columns: repeat(5, 1fr); margin: clamp(40px, 6vw, 72px) 0 0; border: 1px solid var(--linea); border-radius: 18px; overflow: hidden; }
.cifras div { padding: 22px 16px; border-right: 1px solid var(--linea); }
.cifras div:last-child { border-right: 0; }
.cifras dt { font-family: var(--serif); font-size: clamp(38px, 4.2vw, 56px); line-height: 1; }
.cifras dd { margin: 18px 0 0; font-size: 12px; color: var(--tinta-2); }

/* Adentro (fija; cambia de cabaña al bajar) */
.adentro { position: relative; height: 330vh; background: var(--oscuro); }
.adentro-fija { position: sticky; top: 0; height: 100vh; overflow: hidden; color: #fbf3e8; }
.cuarto { position: absolute; inset: 0; margin: 0; opacity: 0; transition: opacity 1s var(--curva); }
.cuarto img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform 6s linear; }
.cuarto.activo { opacity: 1; }
.cuarto.activo img { transform: scale(1); }
.adentro-fija::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20, 12, 8, .55), rgba(20, 12, 8, 0) 55%), linear-gradient(0deg, rgba(20, 12, 8, .55), transparent 40%); pointer-events: none; }
.adentro-tabs { position: absolute; z-index: 2; left: max(16px, calc((100% - var(--ancho)) / 2)); top: 96px; display: flex; flex-wrap: wrap; align-items: center; gap: 4px; padding: 8px 10px; border-radius: 16px; background: rgba(30, 20, 14, .5); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.adentro-tabs p { width: 100%; padding: 2px 6px 6px; font-size: 12px; color: #c9b49d; }
.adentro-tabs p span { margin-right: 10px; }
.adentro-tabs button { position: relative; min-height: 44px; padding: 0 12px; border: 0; background: none; color: rgba(251, 243, 232, .6); font: 500 13px var(--sans); cursor: pointer; transition: color .3s; }
.adentro-tabs button::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 8px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .5s var(--curva); }
.adentro-tabs button[aria-selected="true"] { color: #fbf3e8; }
.adentro-tabs button[aria-selected="true"]::after { transform: none; }
.adentro-ficha { position: absolute; z-index: 2; left: max(16px, calc((100% - var(--ancho)) / 2)); bottom: 48px; width: min(440px, calc(100% - 32px)); min-height: 190px; padding: 22px 24px; border-radius: 18px; background: rgba(30, 20, 14, .55); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.ficha { position: absolute; inset: 22px 24px auto; opacity: 0; transform: translateY(14px); transition: opacity .6s var(--curva), transform .6s var(--curva); pointer-events: none; }
.ficha.activo { position: relative; inset: auto; opacity: 1; transform: none; pointer-events: auto; }
.ficha-it { font-family: var(--serif); font-style: italic; font-size: 15px; color: #e2cbb1; }
.ficha h2 { font-family: var(--serif); font-size: clamp(34px, 3.6vw, 46px); line-height: 1.05; }
.ficha p:last-child { margin-top: 8px; font-size: 14px; color: #eadbc8; }
.pill-claro { display: inline-flex; align-items: center; min-height: 44px; margin-top: 16px; padding: 0 18px; border-radius: 99px; background: #fbf3e8; color: var(--oscuro); font-size: 13px; font-weight: 600; text-decoration: none; transition: transform .3s var(--curva), background .3s; }
.pill-claro:hover { background: #fff; transform: translateY(-2px); }
.adentro-barra { position: absolute; z-index: 2; right: max(16px, calc((100% - var(--ancho)) / 2)); bottom: 56px; width: 120px; height: 2px; background: rgba(251, 243, 232, .25); }
.adentro-barra i { display: block; height: 100%; background: #fbf3e8; transform-origin: left; transform: scaleX(var(--p, 0)); }

/* Equipamiento */
.equipo { padding: clamp(72px, 10vw, 140px) 0; }
.grande { font-family: var(--serif); font-size: clamp(40px, 5.4vw, 72px); line-height: 1; letter-spacing: -.02em; }
.mediano { font-family: var(--serif); font-size: clamp(32px, 3.4vw, 44px); line-height: 1.05; }
.equipo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: clamp(36px, 5vw, 56px); }
.equipo-card { display: grid; align-content: start; padding: 22px 22px 26px; border: 1px solid var(--linea); border-radius: 18px; background: var(--tostado); transition: transform .5s var(--curva), background .5s; }
.equipo-card:hover { transform: translateY(-6px); background: var(--tostado-2); }
.equipo-dibujo { width: 100%; height: 120px; margin-bottom: 26px; fill: none; stroke: var(--cafe); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 400; stroke-dashoffset: 400; transition: stroke-dashoffset 2s var(--curva) .2s; }
.equipo-card.visto .equipo-dibujo { stroke-dashoffset: 0; }
.equipo-card h3 { font-family: var(--serif); font-size: 26px; }
.equipo-card ul { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; font-size: 14px; color: var(--tinta-2); }
.equipo-card li { display: flex; gap: 10px; }
.equipo-card li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: .6em; border-radius: 50%; background: var(--copihue); }
.cerca { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(24px, 6vw, 80px); margin-top: clamp(64px, 8vw, 110px); align-items: start; }
.cerca-txt p { margin: 14px 0 22px; color: var(--tinta-2); max-width: 26em; }
.pill-borde-osc { color: var(--tinta); }
.pill-borde-osc:hover { background: var(--tinta); color: var(--crema); }
.cerca-lista { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.cerca-lista li { position: relative; display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 12px 0 14px; font-size: 14px; }
.cerca-lista li::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--linea); }
.cerca-lista i { position: absolute; left: 0; bottom: 0; z-index: 1; height: 2px; width: 100%; background: var(--cafe); transform-origin: left; transform: scaleX(0); transition: transform 1.6s var(--curva) .3s; }
.cerca-lista li.visto i { transform: scaleX(var(--p)); }
.cerca-lista b { font-family: var(--serif); font-size: 26px; font-weight: 400; }
.cerca-lista small { font-family: var(--sans); font-size: 12px; color: var(--tinta-2); }
.nota { margin-top: 18px; font-size: 12px; color: var(--tinta-3); }

/* Un día aquí */
.dia { padding: 0 0 clamp(72px, 10vw, 140px); }
.dia-lista { margin: clamp(32px, 5vw, 56px) 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.dia-lista li { padding: 20px; border: 1px solid var(--linea); border-radius: 18px; background: var(--tostado); }
.dia-lista b { display: block; font-family: var(--serif); font-size: 34px; font-weight: 400; color: var(--cafe); }
.dia-lista p { margin-top: 12px; font-family: var(--serif); font-size: 20px; line-height: 1.25; }

/* Reserva (siempre oscura) */
.reserva { padding: clamp(80px, 10vw, 140px) 0; background: var(--oscuro); color: #f1e4d2; }
.reserva-in { display: grid; grid-template-columns: 1fr minmax(0, 520px); gap: clamp(28px, 6vw, 80px); align-items: center; }
.reserva-titulo { font-family: var(--serif); font-size: clamp(52px, 7vw, 96px); line-height: .95; letter-spacing: -.02em; margin: 6px 0 22px; }
.reserva-txt > p:last-child { max-width: 24em; color: #d9c6b0; }
.reserva-caja { padding: clamp(14px, 2vw, 22px); border-radius: 22px; background: #ead8c3; color: #2a1c13; }
#reserva-modulo.res, #reserva-modulo .res { --res-acento: #7a4423; --res-sobre-acento: #fff; --res-fondo: #f6ecdf; --res-texto: #2a1c13; --res-borde: #8b6f58; --res-radio: 12px; --res-fuente: var(--sans); }

/* Preguntas */
.preguntas { padding: clamp(72px, 10vw, 140px) 0; }
.preg-in { display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(24px, 5vw, 64px); }
.acordeon details { border-bottom: 1px solid var(--linea); }
.acordeon summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; font-size: 15px; cursor: pointer; list-style: none; }
.acordeon summary::-webkit-details-marker { display: none; }
.acordeon summary::after { content: "+"; font-size: 22px; font-weight: 300; color: var(--tinta-2); transition: transform .45s var(--curva); }
.acordeon details[open] summary::after { transform: rotate(45deg); }
.acordeon details > div { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--curva); }
.acordeon details[open] > div { grid-template-rows: 1fr; }
.acordeon details > div > p { overflow: hidden; color: var(--tinta-2); font-size: 14px; }
.acordeon details[open] > div > p { padding-bottom: 18px; }

/* Pie con el nombre gigante */
.pie { padding-top: clamp(56px, 7vw, 90px); background: var(--tostado); }
.pie-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 24px; font-size: 14px; }
.pie-marca { font-family: var(--serif); font-size: 26px; }
.pie-desc { margin-top: 10px; max-width: 24em; color: var(--tinta-2); }
.pie-eti { margin-bottom: 8px; font-size: 12px; color: var(--tinta-3); }
.pie-grid a { display: inline-flex; align-items: center; min-height: 44px; }
.pie-gigante { margin-top: clamp(28px, 4vw, 48px); font-family: var(--serif); font-size: clamp(64px, 16vw, 230px); line-height: .9; letter-spacing: -.04em; text-align: center; white-space: nowrap; transform: translateY(var(--gy, 40px)); opacity: var(--go, .2); }
.pie-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; margin-top: 24px; padding: 18px 0 88px; border-top: 1px solid var(--linea); font-size: 12px; color: var(--tinta-3); }
.pie-base span:last-child { display: flex; gap: 20px; }
.pie-base a { display: inline-flex; align-items: center; min-height: 44px; }

/* Aparición al bajar */
.revela { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--curva), transform 1s var(--curva); transition-delay: var(--d, 0s); }
.revela.visto { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .nav .pill-borde { display: none; }
  .hero-pie { flex-direction: column; align-items: flex-start; }
  .casa-grid, .cerca, .reserva-in, .preg-in, .pie-grid { grid-template-columns: 1fr; }
  .cifras { grid-template-columns: repeat(2, 1fr); }
  .cifras div { border-bottom: 1px solid var(--linea); }
  .cifras div:nth-child(2n) { border-right: 0; }
  .cifras div:last-child { grid-column: 1 / -1; border-bottom: 0; }
  .equipo-grid, .dia-lista { grid-template-columns: 1fr; }
  .adentro-tabs { top: 80px; right: 16px; }
  .adentro-barra { display: none; }
  .llegada-ventana { clip-path: inset(calc(var(--c, 1) * 30%) calc(var(--c, 1) * 22%) round calc(var(--c, 1) * 160px)); }
  /* En celular el vidrio esmerilado se vuelve a pintar en cada cuadro del scroll y lo frena: fondo casi opaco */
  .nav.solida { -webkit-backdrop-filter: none; backdrop-filter: none; background: color-mix(in srgb, var(--crema) 97%, transparent); }
  .adentro-tabs, .adentro-ficha { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(30, 20, 14, .82); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revela { opacity: 1; transform: none; }
  .llegada { height: auto; } .llegada-fija { position: relative; height: 80vh; }
  .llegada-ventana { clip-path: none; } .llegada-ventana img { transform: none; }
  .llegada-a, .llegada-b { opacity: 1; transform: none; }
  .adentro { height: auto; } .adentro-fija { position: relative; }
  .equipo-dibujo { stroke-dashoffset: 0; }
  .cerca-lista i { transform: scaleX(var(--p)); }
  .pie-gigante { transform: none; opacity: 1; }
}