/* Layout: una película en scroll. Capítulos a sangre con vídeo, alternados con paneles tipográficos silenciosos. Contenido a 1200px máx. */
:root{
  color-scheme: dark;
  --night:#0A0A0B;      /* fondo principal */
  --coal:#141416;       /* superficies */
  --coal2:#1C1C1F;
  --fg:#F5F5F7;
  --fg2:rgba(245,245,247,.64);
  --fg3:rgba(245,245,247,.40);
  --line:rgba(245,245,247,.12);
  --ivory:#F2EFEA;      /* capítulos claros */
  --ivory2:#E8E3DB;
  --ink:#1D1D1F;
  --ink2:#6E6E73;
  --inkline:rgba(29,29,31,.13);
  --cold:#8FB4E3;       /* agua fría */
  --warm:#E3A77A;       /* agua caliente */
  --display:"Inter Tight","SF Pro Display","Helvetica Neue",Arial,sans-serif;
  --text:"Inter","SF Pro Text","Helvetica Neue",Arial,sans-serif;
  --max:1200px;
  --gut:clamp(16px,5vw,64px);
  --nav:64px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;background:var(--night)}
body{margin:0;background:var(--night);color:var(--fg);font-family:var(--text);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:300;letter-spacing:-.035em;line-height:1.02;margin:0;text-wrap:balance}
p{margin:0}
.wrap{max-width:calc(var(--max) + 2*var(--gut));margin-inline:auto;padding-inline:var(--gut)}
.eyebrow{font-size:12px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--fg3)}
.h-xl{font-size:clamp(48px,8.4vw,120px)}
.h-l{font-size:clamp(40px,6vw,84px)}
.h-m{font-size:clamp(30px,3.6vw,48px)}
.dim{color:var(--fg3)}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--fg2);max-width:36em;text-wrap:pretty}
.num{font-family:var(--display);font-weight:200;letter-spacing:-.05em;line-height:.9;font-variant-numeric:tabular-nums}
.num small{font-size:.38em;font-weight:300;color:var(--fg3);letter-spacing:0;margin-left:.08em}
section{position:relative}
.chapter{padding-block:clamp(96px,14vw,180px)}
.stack{display:flex;flex-direction:column;gap:24px}

/* botones */
.btn{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 24px;border-radius:999px;font:500 15px/1 var(--text);letter-spacing:-.005em;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease}
.btn:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--cold);outline-offset:3px}
.btn-primary{background:var(--fg);color:var(--night)}
.btn-primary:hover{transform:translateY(-1px);background:#fff}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--fg);border-color:rgba(255,255,255,.18);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn svg{width:14px;height:14px}

/* nav */
.nav{position:fixed;left:0;right:0;top:0;z-index:50;padding-top:env(safe-area-inset-top,0px);transition:background .4s ease,border-color .4s ease;border-bottom:1px solid transparent}
.nav.solid{background:rgba(10,10,11,.72);backdrop-filter:saturate(160%) blur(20px);-webkit-backdrop-filter:saturate(160%) blur(20px);border-bottom-color:var(--line)}
.nav .wrap{height:var(--nav);display:flex;align-items:center;justify-content:space-between;gap:24px}
.mark{font-family:var(--display);font-weight:400;font-size:15px;letter-spacing:.6em;text-transform:uppercase;text-decoration:none;margin-right:-.6em}
.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;font-size:14px;color:var(--fg2)}
.nav ul a{text-decoration:none;transition:color .2s}
.nav ul a:hover{color:var(--fg)}
.nav .btn{height:36px;padding:0 18px;font-size:14px}
@media (max-width:860px){.nav ul{display:none}}

/* vídeo de fondo */
.media-bg{position:absolute;inset:0;overflow:hidden}
.media-bg video,.media-bg img{width:100%;height:100%;object-fit:cover}

/* HERO */
.hero{min-height:min(92vh,960px);display:flex;flex-direction:column;justify-content:flex-end;padding-top:calc(var(--nav) + 40px);overflow:hidden}
.hero .media-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,11,.55) 0%,rgba(10,10,11,0) 30%,rgba(10,10,11,.15) 50%,rgba(10,10,11,.92) 85%,var(--night) 100%)}
.hero>.wrap,.cta>.wrap{width:100%}
.hero-copy{position:relative;display:flex;flex-direction:column;gap:28px;padding-bottom:56px}
.badge{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--fg2)}
.badge b{font-weight:500;color:var(--night);background:var(--fg);padding:4px 10px;border-radius:999px;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.hero h1 span{color:var(--fg3)}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap}
.specbar{position:relative;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);padding-block:28px 40px;gap:24px}
.specbar>div{display:flex;flex-direction:column;gap:6px;min-width:0}
.specbar .num{font-size:clamp(28px,3vw,40px)}
.specbar span{font-size:14px;color:var(--fg2)}
@media (max-width:700px){.specbar{grid-template-columns:repeat(2,1fr);row-gap:28px}}

/* reveal: estado de reposo visible; animación ligada al scroll donde exista */
@supports (animation-timeline: view()){
  @media (prefers-reduced-motion:no-preference){
    .rv{animation:rise linear both;animation-timeline:view();animation-range:entry 0% cover 22%}
    @keyframes rise{from{opacity:.55;transform:translateY(40px)}to{opacity:1;transform:none}}
    .zoom-in{animation:zoomin linear both;animation-timeline:view();animation-range:entry 0% cover 50%}
    @keyframes zoomin{from{transform:scale(1.12)}to{transform:scale(1)}}
  }
}

/* QUÉ ES — pestañas */
.what-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap;margin-bottom:56px}
.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:32px}
.tab{all:unset;cursor:pointer;display:flex;flex-direction:column;gap:10px;padding-top:20px;position:relative;min-width:0}
.tab .bar{position:absolute;left:0;right:0;top:0;height:2px;background:var(--line);overflow:hidden;border-radius:2px}
.tab .bar i{position:absolute;inset:0;background:var(--fg);transform-origin:left;transform:scaleX(0)}
.tab[aria-selected="true"] .bar i{transform:scaleX(1)}
.tabs.playing .tab[aria-selected="true"] .bar i{animation:fill 7s linear forwards}
@keyframes fill{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.tab strong{font-weight:500;font-size:19px;color:var(--fg3);transition:color .3s}
.tab span{font-size:15px;color:var(--fg3);transition:color .3s}
.tab[aria-selected="true"] strong{color:var(--fg)}
.tab[aria-selected="true"] span{color:var(--fg2)}
.stage{position:relative;aspect-ratio:16/8.4;max-width:100%;border-radius:28px;overflow:hidden;background:var(--coal)}
.panel{position:absolute;inset:0;opacity:0;transition:opacity .8s ease,transform 1.2s cubic-bezier(.2,.7,.2,1);transform:scale(1.03)}
.panel.on{opacity:1;transform:none}
.panel img{width:100%;height:100%;object-fit:cover}
.panel.unit{background:radial-gradient(60% 70% at 50% 55%,#3a2a1f,#141110 75%);display:grid;place-items:center}
.panel.unit img{width:auto;height:92%;object-fit:contain;-webkit-mask-image:radial-gradient(ellipse 50% 50% at 50% 50%,#000 60%,transparent 100%);mask-image:radial-gradient(ellipse 50% 50% at 50% 50%,#000 60%,transparent 100%)}
.panel.app{background:radial-gradient(70% 80% at 70% 30%,#1d2635,#0d0e11 70%);display:grid;place-items:center}
.panel .cap{position:absolute;left:28px;bottom:24px;right:28px;font-size:14px;color:var(--fg2)}
@media (max-width:700px){.tabs{grid-template-columns:1fr;gap:4px}.tab{padding-block:16px 8px}.stage{aspect-ratio:4/5}}

/* teléfono */
.phone{width:min(300px,70%);aspect-ratio:300/610;border-radius:46px;background:#1c1c1e;padding:8px;box-shadow:0 0 0 1px #3a3a3c,0 40px 80px rgba(0,0,0,.55)}
.phone .scr{width:100%;height:100%;border-radius:38px;background:#000;overflow:hidden;padding:16px 16px 0;position:relative;font-size:11px;color:var(--fg)}
.phone .isl{position:absolute;left:50%;top:10px;transform:translateX(-50%);width:84px;height:24px;border-radius:14px;background:#111}
.phone .t{display:flex;justify-content:space-between;font-weight:600;font-size:11px;padding:0 10px}
.phone .d{margin-top:26px;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg3)}
.phone .h{font-family:var(--display);font-size:22px;font-weight:500;letter-spacing:-.02em;margin-top:2px}
.phone .ring{display:flex;align-items:center;gap:14px;margin-top:14px;color:var(--fg2);line-height:1.4;font-size:10.5px}
.phone .g{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:14px}
.phone .c{background:#141416;border-radius:14px;padding:10px 12px}
.phone .c i{font-style:normal;font-size:9px;color:var(--fg3);display:block}
.phone .c b{font-family:var(--display);font-weight:300;font-size:18px}
.phone .c b em{font-style:normal;font-size:10px;color:var(--fg3)}
.phone .wide{grid-column:1/-1}
.ring-arc{transition:stroke-dashoffset 1.6s cubic-bezier(.2,.7,.2,1)}

/* PROBLEMA */
.problem{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(40px,6vw,96px);align-items:end}
.problem .big{font-size:clamp(140px,20vw,300px)}
.chart-card{border-top:1px solid var(--line);padding-top:24px}
.legend{display:flex;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--fg2);margin-bottom:12px}
.legend i{display:inline-block;width:18px;height:2px;vertical-align:middle;margin-right:8px}
.chart{width:100%;height:auto;overflow:visible}
.chart text{fill:var(--fg3);font:12px var(--text)}
.draw{stroke-dasharray:var(--len);stroke-dashoffset:0}
.drawing .draw{animation:draw 2.4s cubic-bezier(.4,.1,.2,1) both}
@keyframes draw{from{stroke-dashoffset:var(--len)}to{stroke-dashoffset:0}}
.ills{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:clamp(64px,8vw,112px)}
.ill{border-top:1px solid var(--line);padding-top:22px;display:flex;flex-direction:column;gap:8px;min-width:0}
.ill h3{font-family:var(--text);font-weight:500;font-size:17px;letter-spacing:-.01em;line-height:1.3}
.ill p{font-size:15px;color:var(--fg2)}
@media (max-width:900px){.problem{grid-template-columns:1fr}.ills{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.ills{grid-template-columns:1fr}}

/* DOBLE ZONA */
.dual{min-height:min(100vh,1000px);display:flex;align-items:flex-end;overflow:hidden}
.dual .tint{position:absolute;top:0;bottom:0;width:50%;mix-blend-mode:soft-light;transition:background .5s ease}
.dual .tint.l{left:0}.dual .tint.r{right:0}
.dual .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,11,.85) 0%,rgba(10,10,11,.1) 30%,rgba(10,10,11,.1) 50%,rgba(10,10,11,.95) 88%,var(--night) 100%)}
.dual .seam{position:absolute;left:50%;top:18%;bottom:30%;width:1px;background:linear-gradient(transparent,rgba(255,255,255,.5),transparent)}
.dual-top{position:absolute;top:calc(var(--nav) + 48px);left:0;right:0}
.dual-panel{position:relative;width:100%;display:grid;grid-template-columns:1fr 1px 1fr;margin-bottom:48px;background:rgba(20,20,22,.55);backdrop-filter:blur(28px) saturate(140%);-webkit-backdrop-filter:blur(28px) saturate(140%);border:1px solid rgba(255,255,255,.1);border-radius:28px}
.dual-panel .sep{background:var(--line)}
.side{padding:32px clamp(20px,3vw,44px);display:flex;flex-direction:column;gap:14px;min-width:0}
.side .num{font-size:clamp(72px,10vw,136px)}
.side label{font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:500}
.side.l label{color:var(--cold)}.side.r label{color:var(--warm)}
.side .feel{font-size:15px;color:var(--fg2);min-height:1.5em}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:linear-gradient(90deg,var(--cold),#b9b5b0 50%,var(--warm))}
input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:linear-gradient(90deg,var(--cold),#b9b5b0 50%,var(--warm))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--fg);margin-top:-10px;box-shadow:0 2px 10px rgba(0,0,0,.4)}
input[type=range]::-moz-range-thumb{width:24px;height:24px;border:0;border-radius:50%;background:var(--fg)}
.scale{display:flex;justify-content:space-between;font-size:12px;color:var(--fg3);font-variant-numeric:tabular-nums}
@media (max-width:700px){.dual{flex-direction:column;align-items:stretch;min-height:0;padding-top:calc(var(--nav) + 24px)}.dual-top{position:relative;top:auto}.dual-panel{grid-template-columns:1fr;margin-top:46vh}.dual-panel .sep{height:1px}.dual .seam{display:none}}

/* TECNOLOGÍA */
.tech{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.tech .film{border-radius:28px;overflow:hidden;aspect-ratio:16/10;max-width:100%;background:var(--coal)}
.tech .film video{width:100%;height:100%;object-fit:cover}
.layers{list-style:none;margin:0;padding:0;counter-reset:l}
.layers li{counter-increment:l;display:grid;grid-template-columns:44px 1fr;gap:4px 12px;padding:20px 0;border-top:1px solid var(--line);transition:padding .3s ease}
.layers li::before{content:counter(l,decimal-leading-zero);font:300 15px var(--display);color:var(--fg3);grid-row:span 2;padding-top:3px}
.layers li b{font-weight:500}
.layers li span{color:var(--fg2);font-size:15px}
.layers li:hover{padding-left:6px}
@media (max-width:900px){.tech{grid-template-columns:1fr}}

/* NOCHE — línea temporal fija */
.night-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,96px)}
.night-sticky{position:sticky;top:calc(var(--nav) + 32px);align-self:start}
.night-card{background:var(--coal);border:1px solid var(--line);border-radius:28px;padding:clamp(20px,3vw,36px)}
.night-read{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:12px}
.night-read .num{font-size:clamp(56px,7vw,96px)}
.night-read .time{font-family:var(--display);font-size:22px;font-weight:300;color:var(--fg2);font-variant-numeric:tabular-nums}
.steps{display:flex;flex-direction:column}
.step{min-height:62vh;display:flex;flex-direction:column;justify-content:center;gap:12px;opacity:.28;transition:opacity .5s ease}
.step.on{opacity:1}
.step .eyebrow{color:var(--cold)}
.step h3{font-size:clamp(28px,3vw,40px)}
.step p{color:var(--fg2);max-width:30em}
@media (max-width:900px){
  .night-grid{grid-template-columns:1fr}
  .night-sticky{top:calc(var(--nav) + 8px);z-index:2}
  .night-card{padding:16px 18px;background:rgba(20,20,22,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
  .night-read .num{font-size:48px}
  .step{min-height:56vh}
}

/* ESTACIONES */
.seasons{overflow:hidden}
.seasons .glow{position:absolute;inset:0;transition:opacity 1s ease}
.seasons .glow.c{background:radial-gradient(60% 70% at 20% 30%,rgba(80,130,200,.32),transparent 70%)}
.seasons .glow.h{background:radial-gradient(60% 70% at 80% 60%,rgba(214,128,70,.32),transparent 70%);opacity:0}
.seasons.heat .glow.c{opacity:0}.seasons.heat .glow.h{opacity:1}
.seg{display:inline-flex;padding:4px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--line)}
.seg button{all:unset;cursor:pointer;padding:10px 20px;border-radius:999px;font-size:14px;font-weight:500;color:var(--fg2);transition:background .3s,color .3s}
.seg button[aria-pressed="true"]{background:var(--fg);color:var(--night)}
.mode{display:grid;grid-template-columns:auto 1fr;gap:clamp(32px,6vw,96px);align-items:end;margin-top:56px}
.mode .num{font-size:clamp(120px,18vw,260px);transition:opacity .4s}
.mode-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.mode-specs>div{border-top:1px solid var(--line);padding-top:18px;display:flex;flex-direction:column;gap:6px;min-width:0}
.mode-specs b{font-weight:500}
.mode-specs span{font-size:15px;color:var(--fg2)}
.yr{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:80px;border-top:1px solid var(--line);padding-top:24px}
.yr b{font-weight:500;display:block}.yr span{font-size:14px;color:var(--fg2)}
@media (max-width:800px){.mode{grid-template-columns:1fr}.mode-specs{grid-template-columns:1fr}.yr{grid-template-columns:1fr 1fr}}

/* CAPÍTULO CLARO */
.light{background:var(--ivory);color:var(--ink)}
.light .eyebrow{color:var(--ink2)}
.light .lead{color:var(--ink2)}
.light .dim{color:#A1A1A6}
.light .num small{color:#A1A1A6}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px)}
.duo>article{display:flex;flex-direction:column;gap:24px;min-width:0}
.duo .num{font-size:clamp(120px,15vw,220px);color:var(--ink)}
.db{position:relative;margin-top:16px;height:96px}
.db .track{position:absolute;left:0;right:0;top:40px;height:2px;background:var(--inkline)}
.db .fill{position:absolute;left:0;top:40px;height:2px;background:var(--ink);width:var(--p,60%);transition:width 1.6s cubic-bezier(.2,.7,.2,1)}
.db .tick{position:absolute;top:34px;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:var(--ivory);border:2px solid var(--ink2)}
.db .me{position:absolute;top:28px;width:26px;height:26px;margin-left:-13px;border-radius:50%;background:var(--ink);box-shadow:0 0 0 8px rgba(29,29,31,.08)}
.db .lab{position:absolute;top:66px;transform:translateX(-50%);font-size:12px;color:var(--ink2);white-space:nowrap;text-align:center;line-height:1.3}
.db .lab b{display:block;color:var(--ink);font-weight:500;font-size:13px}
.db .lab.first{transform:none}.db .lab.last{transform:translateX(-100%);text-align:right}
.db .melab{position:absolute;top:0;transform:translateX(-50%);font-size:13px;font-weight:600;white-space:nowrap}
.checks{list-style:none;margin:0;padding:0}
.checks li{display:flex;flex-direction:column;gap:2px;padding:16px 0;border-top:1px solid var(--inkline)}
.checks li b{font-weight:500}.checks li span{color:var(--ink2);font-size:15px}
.light .note{font-size:13px;color:#A1A1A6}
@media (max-width:860px){.duo{grid-template-columns:1fr;gap:96px}}

/* APP */
.appgrid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
.appgrid .phone{width:min(360px,86%);margin-inline:auto}
.appgrid .phone .scr{font-size:12px}
.feats{display:flex;flex-direction:column}
.feats>div{padding:20px 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:4px}
.feats b{font-weight:500}.feats span{color:var(--fg2);font-size:15px}
@media (max-width:900px){.appgrid{grid-template-columns:1fr}}

/* COMPATIBILIDAD */
.band{position:relative;height:clamp(420px,62vw,720px);overflow:hidden}
.band .shade{position:absolute;inset:0;background:linear-gradient(180deg,var(--night) 0%,rgba(10,10,11,0) 30%,rgba(10,10,11,0) 70%,var(--night) 100%)}
.sizes{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.sizes>div{padding:28px 20px 0 0;display:flex;flex-direction:column;gap:8px;min-width:0}
.sizes>div+div{padding-left:24px;border-left:1px solid var(--line)}
.sizes .num{font-size:clamp(28px,3.6vw,48px)}
.sizes span{font-size:13px;color:var(--fg3)}
@media (max-width:700px){.sizes{grid-template-columns:1fr 1fr}.sizes>div:nth-child(3){padding-left:0;border-left:0}.sizes>div{padding-bottom:24px}}

/* COMPARATIVA */
.tbl-wrap{overflow-x:auto;margin-top:56px}
.cmp{width:100%;min-width:640px;border-collapse:collapse;font-size:16px;font-variant-numeric:tabular-nums}
.cmp th{font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:500;color:var(--fg3);text-align:left;padding:20px 16px}
.cmp td{padding:18px 16px;border-top:1px solid var(--line);color:var(--fg2);vertical-align:middle}
.cmp td:first-child,.cmp th:first-child{padding-left:0;color:var(--fg)}
.cmp .o{background:rgba(255,255,255,.045);color:var(--fg);font-weight:500}
.cmp th.o{color:var(--fg);border-radius:18px 18px 0 0}
.cmp tr:last-child .o{border-radius:0 0 18px 18px}

/* SERVICIO */
.svc{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(40px,6vw,96px)}
.svc ul{list-style:none;margin:0;padding:0}
.svc li{display:flex;justify-content:space-between;gap:24px;padding:22px 0;border-top:1px solid var(--line)}
.svc li:last-child{border-bottom:1px solid var(--line)}
.svc li b{font-weight:500;display:block}.svc li span{color:var(--fg2);font-size:15px}
.svc li em{font-style:normal;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg3);white-space:nowrap;padding-top:4px}
@media (max-width:900px){.svc{grid-template-columns:1fr}}

/* FAQ */
.faq{max-width:880px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 0;font-size:clamp(17px,1.6vw,20px);font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);position:relative;transition:transform .3s ease}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;left:50%;top:50%;width:10px;height:1.5px;background:var(--fg);transform:translate(-50%,-50%)}
.faq summary i::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq details[open] summary i{transform:rotate(45deg)}
.faq details p{color:var(--fg2);padding:0 48px 24px 0;max-width:40em}

/* RESERVA */
.cta{min-height:min(96vh,940px);display:flex;align-items:center;overflow:hidden}
.cta .media-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,11,.92) 0%,rgba(10,10,11,.7) 45%,rgba(10,10,11,.2) 100%),linear-gradient(0deg,var(--night),transparent 30%)}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding-block:120px}
.form{display:flex;flex-direction:column;gap:14px;max-width:440px;background:rgba(20,20,22,.6);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:28px}
.form label{font-size:13px;color:var(--fg2);display:flex;flex-direction:column;gap:6px}
.form input,.form select{height:48px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--fg);padding:0 14px;font:16px var(--text)}
.form select option{background:var(--coal);color:var(--fg)}
.form .btn{justify-content:center;margin-top:6px}
.form .msg{font-size:14px;color:var(--fg2);min-height:1.4em}
@media (max-width:900px){.cta-inner{grid-template-columns:1fr}.cta .media-bg::after{background:linear-gradient(0deg,rgba(10,10,11,.95) 30%,rgba(10,10,11,.5))}}

/* FOOTER */
footer{border-top:1px solid var(--line);padding-block:56px 40px;font-size:14px;color:var(--fg3)}
footer .row{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;align-items:center}
footer nav{display:flex;gap:24px;flex-wrap:wrap}
footer nav a{text-decoration:none}footer nav a:hover{color:var(--fg)}

/* película */
dialog.film{padding:0;border:0;background:transparent;max-width:min(1200px,94vw);width:100%}
dialog.film::backdrop{background:rgba(0,0,0,.88);backdrop-filter:blur(8px)}
dialog.film video{width:100%;border-radius:18px;background:#000}
dialog.film[open]{display:flex;flex-direction:column;align-items:flex-end;gap:12px;overflow:visible}
dialog.film .close{height:40px;padding:0 18px;font-size:14px}

@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* ===== Sitio multipágina ===== */

/* transición suave entre páginas (navegadores compatibles) */
@view-transition{navigation:auto}
::view-transition-old(root),::view-transition-new(root){animation-duration:.38s;animation-timing-function:cubic-bezier(.2,.7,.2,1)}
.nav{view-transition-name:nav}

/* barra de navegación: flotante y translúcida arriba, sólida y blanca al bajar */
:root{--nav:84px}
.nav{position:fixed;left:0;right:0;top:0;z-index:50;padding:calc(env(safe-area-inset-top,0px) + 14px) clamp(12px,3vw,40px) 0;background:transparent;border:0;transition:padding .45s cubic-bezier(.2,.7,.2,1),background .45s ease,box-shadow .45s ease}
.nav-in{max-width:1500px;margin:0 auto;height:64px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:0 clamp(16px,2.2vw,30px);border-radius:12px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(26px) saturate(160%);-webkit-backdrop-filter:blur(26px) saturate(160%);color:#F5F5F7;transition:max-width .45s cubic-bezier(.2,.7,.2,1),border-radius .45s ease,background .45s ease,border-color .45s ease,color .3s ease,height .45s ease}
.nav .nl{display:flex;gap:clamp(16px,2vw,28px);list-style:none;margin:0;padding:0;font-size:12.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:inherit}
.nav .nl a{text-decoration:none;color:inherit;opacity:.88;position:relative;padding:6px 0;transition:opacity .2s}
.nav .nl a:hover{opacity:1}
.nav .nl a[aria-current="page"]{opacity:1}
.nav .nl a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor}
.nav .mark{justify-self:center;color:inherit;font-size:17px;letter-spacing:.55em;margin-right:-.55em}
.nav .nr{justify-self:end;display:flex;align-items:center;gap:clamp(16px,2vw,28px)}
.nav-cta{display:inline-flex;align-items:center;height:42px;padding:0 22px;border-radius:8px;background:#F5F5F7;color:#0A0A0B;font:500 14.5px/1 var(--text);letter-spacing:-.005em;text-decoration:none;transition:background .3s ease,color .3s ease,transform .2s ease}
.nav-cta:hover{transform:translateY(-1px)}
.nav.solid{padding:env(safe-area-inset-top,0px) 0 0;background:#FFFFFF;backdrop-filter:none;-webkit-backdrop-filter:none;border:0;box-shadow:0 1px 0 rgba(0,0,0,.08)}
.nav.solid .nav-in{max-width:100%;border-radius:0;background:#FFFFFF;border-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;color:#0A0A0B;padding-inline:clamp(16px,8vw,140px)}
.nav.solid .nav-cta{background:#0A0A0B;color:#FFFFFF}
.nav .menu-btn span,.nav .menu-btn span::before,.nav .menu-btn span::after{background:currentColor}
.nav .menu-btn[aria-expanded="true"] span{background:transparent}
.nav.menu-open{padding:env(safe-area-inset-top,0px) 0 0;background:transparent;box-shadow:none}
.nav.menu-open .nav-in{max-width:100%;border-radius:0;background:transparent;border-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;color:#F5F5F7;padding-inline:var(--gut)}
.nav.menu-open .nav-cta{display:none}
@media (max-width:1100px){.nav .nl{gap:16px;letter-spacing:.1em;font-size:12px}}
@media (max-width:980px){
  .nav .nl{display:none}
  .nav-in{grid-template-columns:auto 1fr;height:58px}
  .nav .mark{justify-self:start;font-size:15px}
  .nav-cta{height:38px;padding:0 16px;font-size:14px}
  .nav .nr{gap:10px}
}
.sheet a[aria-current="page"]{color:var(--fg)}
.sheet a:not([aria-current="page"]):not(.btn){color:var(--fg2)}

/* menú móvil */
.menu-btn{all:unset;display:none;cursor:pointer;width:40px;height:40px;border-radius:50%;place-items:center;margin-right:-8px}
.menu-btn span{display:block;width:18px;height:1.5px;background:var(--fg);position:relative;transition:transform .3s}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--fg);transition:transform .3s,top .3s}
.menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
.menu-btn[aria-expanded="true"] span{background:transparent}
.menu-btn[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.menu-btn[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
.sheet{position:fixed;inset:0;z-index:40;background:rgba(10,10,11,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:calc(var(--nav) + 28px + env(safe-area-inset-top,0px)) var(--gut) 40px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.sheet a{font:300 32px/1.3 var(--display);letter-spacing:-.02em;text-decoration:none;padding:8px 0;border-bottom:1px solid var(--line)}
.sheet .btn{margin-top:28px;align-self:flex-start;font:500 16px/1 var(--text);border:0;padding:0 24px}
@media (max-width:980px){.nav .menu-btn{display:grid}}

/* vídeo/hero de subpágina */
.hero.sub{min-height:min(78vh,800px)}
.hero.sub .hero-copy{padding-bottom:72px}
.hero.sub .media-bg::after{background:linear-gradient(90deg,rgba(10,10,11,.88) 0%,rgba(10,10,11,.55) 50%,rgba(10,10,11,.25) 100%),linear-gradient(180deg,rgba(10,10,11,.5) 0%,rgba(10,10,11,0) 30%,rgba(10,10,11,.6) 75%,var(--night) 100%)}

/* cabecera tipográfica de subpágina */
.phero{padding-top:calc(var(--nav) + clamp(72px,10vw,150px));padding-bottom:clamp(56px,7vw,96px)}
.phero .stack{gap:28px}

/* enlace con flecha */
.more{display:inline-flex;align-items:center;gap:10px;font-weight:500;font-size:16px;text-decoration:none;color:var(--fg)}
.more::after{content:"→";transition:transform .25s ease}
.more:hover::after{transform:translateX(4px)}
.light .more{color:var(--ink)}

/* bloques texto + imagen */
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
.split.rev>.media{order:2}
.split .media{border-radius:28px;overflow:hidden;background:var(--coal);aspect-ratio:4/3;max-width:100%;position:relative}
.split .media img,.split .media video{width:100%;height:100%;object-fit:cover}
.split .media.unit{background:radial-gradient(60% 70% at 50% 55%,#3a2a1f,#141110 75%);display:grid;place-items:center}
.split .media.unit img{width:auto;height:92%;object-fit:contain;-webkit-mask-image:radial-gradient(ellipse 50% 50% at 50% 50%,#000 62%,transparent 100%);mask-image:radial-gradient(ellipse 50% 50% at 50% 50%,#000 62%,transparent 100%)}
.split .media.app{background:radial-gradient(70% 80% at 70% 30%,#1d2635,#0d0e11 70%);display:grid;place-items:center;aspect-ratio:4/4.4}
.split .copy{display:flex;flex-direction:column;gap:24px;min-width:0}
.split + .split{margin-top:clamp(96px,12vw,160px)}
@media (max-width:900px){.split{grid-template-columns:1fr}.split.rev>.media{order:0}}

/* lista de datos */
.kv{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 32px}
.kv li{display:flex;flex-direction:column;gap:2px;padding:16px 0;border-top:1px solid var(--line);min-width:0}
.kv b{font-family:var(--display);font-weight:300;font-size:28px;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.kv span{font-size:14px;color:var(--fg2)}

/* tarjetas de exploración */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{position:relative;display:block;aspect-ratio:4/5;max-width:100%;border-radius:24px;overflow:hidden;background:var(--coal);text-decoration:none;color:var(--fg)}
.card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,11,0) 35%,rgba(10,10,11,.88) 100%)}
.card>div{position:absolute;left:28px;right:28px;bottom:26px;z-index:1;display:flex;flex-direction:column;gap:8px}
.card h3{font-size:clamp(26px,2.4vw,34px)}
.card p{font-size:15px;color:var(--fg2)}
.card .more{margin-top:6px}
.card:hover img{transform:scale(1.05)}
@media (max-width:900px){.cards{grid-template-columns:1fr}.card{aspect-ratio:4/3.4}}

/* pasos numerados (secuencia real) */
.steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;counter-reset:s}
.steps3 li{list-style:none;counter-increment:s;border-top:1px solid var(--line);padding-top:24px;display:flex;flex-direction:column;gap:10px;min-width:0}
.steps3 li::before{content:counter(s);font:200 64px/1 var(--display);letter-spacing:-.05em;color:var(--fg3)}
.steps3 b{font-weight:500;font-size:19px}
.steps3 span{color:var(--fg2);font-size:15px}
.steps3{padding:0;margin:0}
@media (max-width:800px){.steps3{grid-template-columns:1fr}}

/* ficha técnica */
.spec{display:grid;grid-template-columns:minmax(180px,1fr) 2fr;margin:0}
.spec dt,.spec dd{margin:0;padding:18px 0;border-top:1px solid var(--line)}
.spec dt{color:var(--fg2);font-size:15px;padding-right:24px}
.spec dd{color:var(--fg);font-variant-numeric:tabular-nums}
.spec-group{margin-top:56px}
.spec-group:first-child{margin-top:0}
.spec-group h3{font:500 13px var(--text);letter-spacing:.2em;text-transform:uppercase;color:var(--fg3);margin-bottom:12px}
@media (max-width:600px){.spec{grid-template-columns:1fr}.spec dt{padding-bottom:0}.spec dd{border-top:0;padding-top:4px}}

/* bloque “siguiente página” */
.nextpage{border-top:1px solid var(--line)}
.nextpage a{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:clamp(48px,7vw,88px);text-decoration:none;color:var(--fg)}
.nextpage small{display:block;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--fg3);margin-bottom:12px;font-weight:500}
.nextpage strong{font:300 clamp(36px,5vw,72px)/1 var(--display);letter-spacing:-.035em}
.nextpage .arr{flex:none;width:clamp(56px,6vw,80px);height:clamp(56px,6vw,80px);border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:24px;transition:background .3s,color .3s,transform .3s}
.nextpage a:hover .arr{background:var(--fg);color:var(--night);transform:translateX(6px)}

/* preguntas agrupadas */
.faq-group{display:grid;grid-template-columns:1fr 2.2fr;gap:32px;padding-block:40px;border-top:1px solid var(--line)}
.faq-group h2{font-size:clamp(24px,2.4vw,32px)}
.faq-group .faq{max-width:none}
.faq-group .faq details:first-child{border-top:0}
@media (max-width:860px){.faq-group{grid-template-columns:1fr;gap:8px}}

/* página reservar */
.book{display:grid;grid-template-columns:1fr minmax(320px,460px);gap:clamp(40px,6vw,96px);align-items:start}
.book .form{max-width:none;position:sticky;top:calc(var(--nav) + 24px);background:var(--coal)}
.incl{list-style:none;margin:0;padding:0}
.incl li{display:flex;justify-content:space-between;gap:24px;padding:18px 0;border-top:1px solid var(--line)}
.incl li span{color:var(--fg2);font-size:15px;text-align:right}
@media (max-width:900px){.book{grid-template-columns:1fr}.book .form{position:static}}

/* formulario */
.form textarea{min-height:76px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--fg);padding:12px 14px;font:16px var(--text);resize:vertical}
.form .check{flex-direction:row;align-items:flex-start;gap:10px;font-size:13px;line-height:1.45}
.form .check input{width:18px;height:18px;margin:1px 0 0;accent-color:var(--fg);flex:none}
.form .check a{color:var(--fg)}
.form .hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form .msg.ok{color:#9FD8B0}.form .msg.err{color:#F2A7A0}
.form .btn[disabled]{opacity:.6;cursor:wait}

/* pie de página ampliado */
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.foot-grid h4{font:500 12px var(--text);letter-spacing:.2em;text-transform:uppercase;color:var(--fg3);margin:0 0 14px}
.foot-grid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.foot-grid a{text-decoration:none;color:var(--fg2)}.foot-grid a:hover{color:var(--fg)}
.foot-grid p{color:var(--fg2);max-width:28em;margin-top:16px}
@media (max-width:800px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child{grid-column:1/-1}}

/* texto legal */
.prose{max-width:760px}
.prose h2{font:500 20px/1.3 var(--text);letter-spacing:-.01em;margin:44px 0 10px}
.prose p,.prose li{color:var(--fg2)}
.prose ul{padding-left:20px}
.prose mark{background:rgba(227,167,122,.18);color:var(--warm);padding:0 4px;border-radius:4px}
.admin-table{width:100%;border-collapse:collapse;font-size:14px}
.admin-table th,.admin-table td{text-align:left;padding:12px 10px;border-top:1px solid var(--line);vertical-align:top}
.admin-table th{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg3);font-weight:500}

/* ===== Logotipo ===== */
.logo{display:block;height:34px;width:auto;overflow:visible}
.logo .lo-l,.logo .lo-r{fill:none;stroke-linecap:round;stroke-linejoin:round}
.logo .lo-tag{opacity:.55}
.logo .lo-dl{fill:var(--logo-c,#8FB4E3)}.logo .lo-dr{fill:var(--logo-w,#E3A77A)}
.logo .lo-l{stroke:var(--logo-c,#8FB4E3)}.logo .lo-r{stroke:var(--logo-w,#E3A77A)}
.nav .mark{font-size:0;letter-spacing:0;margin-right:0;line-height:0;padding:0}
.nav.solid{--logo-c:#5E8FCC;--logo-w:#C9834E}
@media (max-width:980px){.nav .logo{height:28px}}
footer .mark{font-size:0;letter-spacing:0;margin:0;display:inline-block}
footer .logo{height:52px}
.intro .nav .logo .lo-l,.intro .nav .logo .lo-r{stroke-dasharray:1;stroke-dashoffset:1;animation:arc 2.2s .2s cubic-bezier(.65,0,.35,1) forwards}
.intro .nav .logo .lo-r{animation-delay:.45s}
@keyframes arc{to{stroke-dashoffset:0}}
@media (prefers-reduced-motion:reduce){.intro .nav .logo .lo-l,.intro .nav .logo .lo-r{stroke-dashoffset:0;animation:none}}

/* ===== En la caja (maqueta 3D) ===== */
.box-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:clamp(24px,4vw,64px)}
.box-stage{position:sticky;top:calc(var(--nav) + 16px);height:calc(100vh - var(--nav) - 40px);min-height:460px;align-self:start;border-radius:28px;overflow:hidden;background:radial-gradient(70% 60% at 50% 40%,#1b1b1f,#0c0c0e 80%)}
.box-stage::before{content:"";position:absolute;inset:0;background:radial-gradient(40% 50% at 15% 30%,rgba(143,180,227,.10),transparent 70%),radial-gradient(40% 50% at 85% 30%,rgba(227,167,122,.10),transparent 70%);pointer-events:none}
#box3d{position:absolute;inset:0}
#box3d canvas{width:100%!important;height:100%!important;display:block;opacity:0;transition:opacity .8s ease}
#box3d.ready canvas{opacity:1}
.box-stage .fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .8s ease}
#box3d.ready ~ .fallback{opacity:0}
.box-stage .hint{position:absolute;left:20px;bottom:16px;font-size:12px;color:var(--fg3);letter-spacing:.06em}
#boxSteps .step{min-height:72vh}
#boxSteps .step .eyebrow{color:var(--warm)}
.box-steps-pad{height:22vh}
@media (max-width:900px){
  .box-grid{grid-template-columns:1fr}
  .box-stage{top:calc(var(--nav) + 8px);height:52vh;min-height:320px;z-index:2}
  #boxSteps .step{min-height:62vh;justify-content:flex-end;padding-bottom:4vh}
}
.render-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px}
.render-row figure{margin:0;border-radius:20px;overflow:hidden;background:var(--coal);aspect-ratio:4/3;max-width:100%}
.render-row img{width:100%;height:100%;object-fit:cover}
@media (max-width:800px){.render-row{grid-template-columns:1fr}}