:root{
  --navy:#0A1F3A; --navy-2:#132E52; --agua:#3DD6CC; --agua-d:#159E97; --madera:#B8733A; --madera-d:#7E4A22;
  --arena:#F3EEE5; --arena-2:#E8E0D2; --tinta:#14243A; --gris:#5B6677; --blanco:#fff;
  --r:18px; --ease:cubic-bezier(.2,.7,.2,1);
  --fd:'Bricolage Grotesque',system-ui,sans-serif; --fb:'Figtree',system-ui,sans-serif;
  --wrap:min(1180px,100% - 40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--fb);color:var(--tinta);background:var(--arena);font-size:17px;line-height:1.55;overflow-x:clip}
img,video{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--fd);line-height:1.02;letter-spacing:-.02em;margin:0;text-wrap:balance}
h2{font-size:clamp(2rem,4.6vw,3.6rem);font-weight:800}
h3{font-size:1.25rem;font-weight:700;letter-spacing:-.01em}
p{margin:0;text-wrap:pretty}
em{font-style:normal;color:var(--agua-d)}
.wrap{width:var(--wrap);margin-inline:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 12px}
.eyebrow{font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--madera);margin-bottom:14px}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head p:not(.eyebrow){margin-top:16px;color:var(--gris);font-size:1.08rem}
.sec-head.row{max-width:none;display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap}
section{position:relative}

/* botones: borde de tabla */
.btn{--bg:var(--navy);--fg:#fff;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:12px;background:var(--bg);color:var(--fg);font-weight:700;font-size:1rem;text-decoration:none;border:0;cursor:pointer;font-family:var(--fb);box-shadow:inset 0 -4px 0 rgba(0,0,0,.22);transition:transform .25s var(--ease),box-shadow .25s}
.btn:hover{transform:translateY(-2px);box-shadow:inset 0 -4px 0 rgba(0,0,0,.22),0 10px 24px -12px rgba(10,31,58,.6)}
.btn:active{transform:translateY(1px) scale(.98)}
.btn-sm{min-height:42px;padding:0 18px;font-size:.92rem}
.btn-ghost{--bg:rgba(255,255,255,.14);backdrop-filter:none;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.6)}
.btn-light{--bg:var(--agua);--fg:var(--navy)}
.btn-wa{--bg:#1FAF5A;width:100%;min-height:58px;font-size:1.08rem}
.btn-wa svg{width:24px;height:24px}
:focus-visible{outline:3px solid var(--agua);outline-offset:3px}

/* header */
.top{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px max(20px,calc((100% - 1180px)/2));transition:background .3s,box-shadow .3s,transform .35s var(--ease)}
.top.solid{background:rgba(243,238,229,.94);box-shadow:0 1px 0 rgba(10,31,58,.08)}
.top.hide{transform:translateY(-100%)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.top.solid .logo{color:var(--navy)}
.logo svg{width:40px;height:40px;flex:none}
.logo-t{display:flex;flex-direction:column;line-height:1}
.logo-t b{font-family:var(--fd);font-weight:800;font-size:1.3rem;letter-spacing:.02em}
.logo-t i{font-style:normal;color:var(--agua)}
.logo-t small{font-size:.58rem;letter-spacing:.42em;margin-top:3px;opacity:.85}
.nav{display:flex;gap:26px}
.nav a{text-decoration:none;font-weight:600;font-size:.95rem;color:#fff;opacity:.9}
.top.solid .nav a{color:var(--navy)}
.nav a:hover{opacity:1;text-decoration:underline;text-underline-offset:5px}

/* ===== HERO ===== */
.hero{height:240svh;background:var(--navy)}
.hero-stage{position:sticky;top:0;height:100svh;overflow:hidden;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;padding:90px max(20px,calc((100% - 1180px)/2)) 40px;gap:40px}
.hero-stage>.caustic{position:absolute;inset:-10%;z-index:0;background:
  radial-gradient(40% 30% at 20% 30%,rgba(61,214,204,.22),transparent 70%),
  radial-gradient(35% 28% at 80% 70%,rgba(61,214,204,.18),transparent 70%),
  radial-gradient(50% 40% at 50% 110%,rgba(43,184,214,.25),transparent 70%),var(--navy);
  animation:caus 14s ease-in-out infinite alternate}
@keyframes caus{to{transform:translate3d(3%,-2%,0) scale(1.06)}}
.deck{position:absolute;inset:0;display:flex;flex-direction:column;z-index:0}
.plank{flex:1;position:relative;will-change:transform;border-bottom:3px solid #3a2311;
  background:
   repeating-linear-gradient(90deg,rgba(0,0,0,0) 0 140px,rgba(0,0,0,.05) 140px 142px,rgba(0,0,0,0) 142px 380px),
   linear-gradient(180deg,rgba(255,255,255,.08),rgba(0,0,0,.12)),
   var(--c,#9a5a2a)}
.plank::after{content:"";position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='600' height='60'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.004 .35' numOctaves='3' seed='4'/%3E%3CfeColorMatrix values='0 0 0 0 .2 0 0 0 0 .1 0 0 0 0 .03 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='600' height='60' filter='url(%23n)'/%3E%3C/svg%3E");background-size:600px 100%;mix-blend-mode:multiply;opacity:.9}
.plank i{position:absolute;top:50%;width:6px;height:6px;border-radius:50%;background:#2b1a0d;box-shadow:inset 0 1px 0 rgba(255,255,255,.25)}
.hero-stage::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(10,31,58,.92) 0%,rgba(10,31,58,.72) 42%,rgba(10,31,58,.2) 70%,rgba(10,31,58,.35));pointer-events:none}
.hero-copy{position:relative;z-index:3;color:#fff;max-width:600px}
.hero-copy .eyebrow{color:var(--agua)}
.hero h1{font-size:clamp(2.7rem,6.4vw,5.6rem);font-weight:800}
.hero h1 em{color:var(--agua);display:block}
.hero .lead{margin-top:22px;font-size:1.15rem;color:rgba(255,255,255,.86);max-width:500px}
.ctas{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.ctas .btn:first-child{--bg:var(--agua);--fg:var(--navy)}
.pool-window{position:relative;z-index:2;justify-self:center;height:min(76svh,720px);aspect-ratio:9/16;border-radius:26px;overflow:hidden;background:#0d2a44;
  box-shadow:0 0 0 10px #f6f4ef,0 0 0 12px rgba(0,0,0,.15),0 40px 80px -30px rgba(0,0,0,.7);transform-origin:50% 50%;will-change:transform}
.pool-window video{width:100%;height:100%;object-fit:cover}
.pool-say{position:absolute;left:0;right:0;bottom:0;padding:70px 22px 26px;background:linear-gradient(transparent,rgba(5,20,38,.78));color:#fff;font-family:var(--fd);font-weight:800;font-size:clamp(1.3rem,2.2vw,1.9rem);line-height:1.08}
.pool-say span{display:inline-block;opacity:0;transform:translateY(16px)}
.scroll-hint{position:absolute;z-index:3;left:50%;bottom:18px;transform:translateX(-50%);color:rgba(255,255,255,.7);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-hint span{width:2px;height:34px;background:linear-gradient(var(--agua),transparent);animation:hint 1.8s infinite var(--ease)}
@keyframes hint{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ===== POR QUÉ ===== */
.why{padding:0 0 120px;background:var(--arena)}
.planks-sep{display:grid;gap:4px;margin-bottom:100px}
.planks-sep i{height:22px;background:var(--madera);border-radius:0 4px 4px 0;transform-origin:left;box-shadow:inset 0 -3px 0 rgba(0,0,0,.18)}
.planks-sep i:nth-child(2){background:#a8662f;width:92%}.planks-sep i:nth-child(3){background:#c07c41;width:84%}.planks-sep i:nth-child(4){background:#9d5d2b;width:70%}
.big{font-size:clamp(2.4rem,6.6vw,5.4rem);max-width:15ch}
.facts{list-style:none;padding:0;margin:64px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--tinta)}
.facts li{padding:26px 22px 0 0;border-right:1px solid rgba(20,36,58,.15);margin-right:22px}
.facts li:last-child{border:0}
.facts b{display:block;font-family:var(--fd);font-weight:800;font-size:clamp(2rem,3.4vw,2.9rem);color:var(--navy);line-height:1}
.facts span{display:block;margin-top:10px;color:var(--gris);font-size:.98rem}

/* ===== MINIS ===== */
.minis{padding:120px 0;background:#fff}
.sizes{display:flex;gap:10px;margin-bottom:28px;flex-wrap:wrap}
.size{font-family:var(--fd);font-weight:800;font-size:1.6rem;min-width:118px;min-height:72px;padding:10px 18px;border-radius:14px;border:2px solid var(--arena-2);background:var(--arena);color:var(--navy);cursor:pointer;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;line-height:1;transition:background .25s,border-color .25s,transform .25s var(--ease)}
.size small{font-family:var(--fb);font-weight:600;font-size:.8rem;color:var(--gris);margin-top:6px}
.size[aria-selected="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.size[aria-selected="true"] small{color:var(--agua)}
.size:hover{transform:translateY(-2px)}
.size-view{display:grid;grid-template-columns:1fr 1.1fr;gap:40px;align-items:stretch}
.size-media{margin:0;position:relative;border-radius:var(--r);overflow:hidden;min-height:440px;background:var(--arena-2)}
.size-media img,.size-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.size-media video{opacity:0;transition:opacity .5s}
.size-media video.on{opacity:1}
.size-media figcaption{position:absolute;left:14px;bottom:14px;background:rgba(10,31,58,.82);color:#fff;font-size:.85rem;padding:6px 12px;border-radius:999px}
.size-info{display:flex;flex-direction:column;gap:20px}
.plan{width:100%;height:auto;background:#eef6f2;border-radius:var(--r)}
.size-dl{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0}
.size-dl div{border-top:2px solid var(--navy);padding-top:10px}
.size-dl dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gris);font-weight:700}
.size-dl dd{margin:4px 0 0;font-family:var(--fd);font-weight:700;font-size:1.15rem;color:var(--navy)}
.size-note{color:var(--gris)}
.size-info .btn{align-self:flex-start}
.also{margin-top:36px;padding-top:22px;border-top:1px dashed rgba(20,36,58,.25);color:var(--gris)}
.also b{color:var(--navy)}

/* ===== FIBRA ===== */
.fibra{padding:130px 0;background:var(--navy);color:#fff;overflow:hidden}
.fibra-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.fibra h2 em{color:var(--agua)}
.fibra-copy>p:not(.eyebrow){margin-top:18px;color:rgba(255,255,255,.78);font-size:1.08rem}
.fibra .eyebrow{color:var(--agua)}
.models{list-style:none;padding:0;margin:32px 0 34px}
.models li{display:grid;grid-template-columns:170px 1fr;gap:18px;padding:16px 0;border-top:1px solid rgba(255,255,255,.16)}
.models b{font-family:var(--fd);font-size:1.25rem;color:var(--agua)}
.models span{color:rgba(255,255,255,.8)}
.fibra-media{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.tall{margin:0;position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:9/16;background:var(--navy-2)}
.tall.off{margin-top:80px}
.tall video{width:100%;height:100%;object-fit:cover}
.tall figcaption{position:absolute;left:12px;bottom:12px;font-size:.82rem;background:rgba(0,0,0,.55);padding:5px 11px;border-radius:999px}

/* ===== DÍA ===== */
.dia{padding:130px 0;background:var(--arena)}
.dia-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px}
.dia-sticky{position:sticky;top:90px;height:fit-content}
.dia-frame{position:relative;aspect-ratio:9/14;max-height:78svh;margin-inline:auto;border-radius:22px;overflow:hidden;background:var(--navy);box-shadow:0 0 0 8px #fff,0 30px 60px -30px rgba(10,31,58,.55)}
.dia-v{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.dia-v.is-on{opacity:1}
.clock{position:absolute;left:14px;right:14px;top:14px;display:flex;align-items:center;gap:12px;background:rgba(10,31,58,.78);color:#fff;padding:8px 14px;border-radius:999px;font-family:var(--fd);font-weight:800}
.clock i{flex:1;height:5px;border-radius:9px;background:rgba(255,255,255,.2);overflow:hidden}
.clock b{display:block;height:100%;width:100%;background:var(--agua);transform-origin:left;transform:scaleX(.05)}
.steps{list-style:none;padding:0;margin:0}
.step{min-height:62svh;display:flex;flex-direction:column;justify-content:center;opacity:.32;transition:opacity .4s}
.step.on{opacity:1}
.hora{font-family:var(--fd);font-weight:800;color:var(--madera);font-size:1.1rem}
.step h3{font-size:clamp(1.8rem,3.4vw,2.8rem);font-weight:800;margin:8px 0 12px;color:var(--navy)}
.step p{color:var(--gris);font-size:1.1rem;max-width:440px}

/* ===== EXTRAS ===== */
.extras{padding:130px 0;background:var(--arena-2);transition:background .8s var(--ease),color .8s}
.extras[data-modo="noche"]{background:#06152a;color:#fff}
.extras[data-modo="noche"] .eyebrow{color:var(--agua)}
.switch{display:inline-flex;align-items:center;gap:12px;min-height:52px;padding:6px 18px 6px 6px;border-radius:999px;border:0;background:var(--navy);color:#fff;font-weight:700;font-family:var(--fb);font-size:.98rem;cursor:pointer}
.sw-k{width:58px;height:36px;border-radius:99px;background:rgba(255,255,255,.18);position:relative;flex:none}
.sw-k::after{content:"";position:absolute;top:4px;left:4px;width:28px;height:28px;border-radius:50%;background:#fff;transition:transform .35s var(--ease),background .35s,box-shadow .35s}
.switch[aria-checked="true"]{background:var(--agua);color:var(--navy)}
.switch[aria-checked="true"] .sw-k{background:rgba(10,31,58,.25)}
.switch[aria-checked="true"] .sw-k::after{transform:translateX(22px);background:var(--navy);box-shadow:0 0 14px 4px rgba(61,214,204,.8)}
.ex-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:240px;gap:14px}
.ex{position:relative;border-radius:var(--r);overflow:hidden;background:#fff;color:var(--tinta);transition:background .8s,color .8s}
.extras[data-modo="noche"] .ex{background:#0d2340;color:#fff}
.ex-big{grid-column:span 2;grid-row:span 2}
.ex video,.ex img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.92) saturate(.9);transition:filter .8s}
.extras[data-modo="noche"] .ex video,.extras[data-modo="noche"] .ex img{filter:brightness(1.05) saturate(1.25)}
.ex>div{position:absolute;left:0;right:0;bottom:0;padding:44px 18px 16px;background:linear-gradient(transparent,rgba(5,18,34,.82));color:#fff}
.ex>div p{font-size:.92rem;opacity:.85;margin-top:4px}
.ex-txt>div{position:static;background:none;color:inherit;padding:24px;height:100%;display:flex;flex-direction:column;justify-content:flex-end}
.ex-txt h3{font-size:1.5rem}
.ex-txt::before{content:"";position:absolute;top:20px;left:24px;width:44px;height:6px;border-radius:9px;background:var(--madera)}
.extras[data-modo="noche"] .ex-txt::before{background:var(--agua);box-shadow:0 0 16px var(--agua)}

/* ===== REPARA ===== */
.repara{padding:70px 0;background:var(--madera);color:#fff;
  background-image:repeating-linear-gradient(180deg,transparent 0 58px,rgba(0,0,0,.14) 58px 61px)}
.repara-in{display:grid;grid-template-columns:1.4fr 1fr auto;gap:30px;align-items:center}
.repara h2{font-size:clamp(1.8rem,3.6vw,2.8rem)}
.repara h2 em{color:var(--navy)}
.repara ul{list-style:none;padding:0;margin:0;font-weight:700;font-size:1.1rem}
.repara li::before{content:"— ";opacity:.7}

/* ===== COTIZADOR ===== */
.cot{padding:130px 0;background:#fff}
.cot-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
fieldset{border:0;margin:0 0 30px;padding:0}
legend{font-family:var(--fd);font-weight:800;font-size:1.4rem;color:var(--navy);margin-bottom:14px;display:flex;align-items:center;gap:12px;padding:0}
legend b{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--navy);color:var(--agua);font-size:1rem}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{min-height:46px;padding:0 16px;border-radius:12px;border:2px solid var(--arena-2);background:var(--arena);font-family:var(--fb);font-weight:600;font-size:.95rem;color:var(--tinta);cursor:pointer;transition:background .2s,border-color .2s,color .2s,transform .2s var(--ease)}
.chip:active{transform:scale(.97)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.chip.no{opacity:.45;text-decoration:line-through}
.chip .ok{color:var(--agua-d);font-weight:800;margin-left:6px}
.chip[aria-pressed="true"] .ok{color:var(--agua)}
.steppers{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stepper{display:grid;grid-template-columns:auto 48px 1fr 48px;align-items:center;gap:8px;background:var(--arena);border-radius:14px;padding:8px 10px}
.stepper span{font-weight:700;color:var(--gris);font-size:.9rem;padding:0 4px}
.stepper button{width:48px;height:48px;border-radius:11px;border:0;background:var(--navy);color:#fff;font-size:1.4rem;cursor:pointer}
.stepper output{text-align:center;font-family:var(--fd);font-weight:800;font-size:1.3rem;color:var(--navy)}
.hint{color:var(--gris);font-size:.88rem;margin:10px 0 14px}
.field{display:block;margin:14px 0}
.field span{display:block;font-size:.85rem;font-weight:700;color:var(--gris);margin-bottom:6px}
.field input{width:100%;min-height:50px;border-radius:12px;border:2px solid var(--arena-2);background:var(--arena);padding:0 14px;font:inherit;font-size:16px;color:var(--tinta)}
.field input:focus{outline:0;border-color:var(--agua-d)}
.cot-res{position:sticky;top:90px;background:var(--navy);color:#fff;border-radius:22px;padding:22px;box-shadow:0 30px 60px -34px rgba(10,31,58,.8)}
.cot-res .plan{background:#123056}
.verdict{font-family:var(--fd);font-weight:700;font-size:1.2rem;margin:16px 0 8px;line-height:1.2}
.verdict.mal{color:#FFB38A}
.res-list{list-style:none;padding:0;margin:0 0 18px;font-size:.95rem;color:rgba(255,255,255,.82)}
.res-list li{padding:7px 0;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px}
.res-list li b{color:#fff;text-align:right}
.tiny{font-size:.8rem;opacity:.7;margin-top:10px}

/* ===== CLIENTES ===== */
.clientes{padding:130px 0 100px;background:var(--arena);overflow:hidden}
.testis{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:16px}
.testi{margin:0;background:#fff;border-radius:var(--r);padding:28px;display:flex;flex-direction:column;justify-content:space-between;gap:20px;position:relative;overflow:hidden}
.testi blockquote{margin:0;font-family:var(--fd);font-weight:700;font-size:1.3rem;line-height:1.22;color:var(--navy)}
.testi figcaption{color:var(--gris);font-size:.9rem}
.t-photo{padding:0;min-height:430px;justify-content:flex-end;color:#fff}
.t-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.t-photo blockquote,.t-photo figcaption{position:relative;color:#fff;padding:0 26px}
.t-photo figcaption{padding-bottom:24px;opacity:.85}
.t-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 35%,rgba(5,18,34,.85))}
.t-photo>*{z-index:1}
.zonas{margin-top:60px;border-block:2px solid var(--navy);padding:18px 0;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.zonas-track{display:flex;gap:40px;width:max-content;animation:marq 38s linear infinite}
.zonas span{font-family:var(--fd);font-weight:800;font-size:1.8rem;color:var(--navy);white-space:nowrap}
.zonas span::after{content:"·";margin-left:40px;color:var(--madera)}
@keyframes marq{to{transform:translateX(-50%)}}

/* ===== SABRI ===== */
.sabri{padding:110px 0;background:#fff}
.sabri-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}
.sabri img{border-radius:var(--r);width:100%;height:auto;aspect-ratio:4/5;object-fit:cover}
.sabri h2{font-size:clamp(1.7rem,3.2vw,2.6rem);color:var(--navy)}
.sabri p:not(.eyebrow){margin:20px 0 28px;color:var(--gris);font-size:1.08rem}

/* ===== UBICACIÓN ===== */
.ubi{padding:120px 0;background:var(--arena)}
.ubi-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.ubi h2{color:var(--navy)}
.ubi-grid>div>p:not(.eyebrow){margin:16px 0 22px;color:var(--gris)}
.map{border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;background:var(--arena-2)}
.map iframe{width:100%;height:100%;border:0}
.faq h3{font-size:1.6rem;color:var(--navy);margin-bottom:12px}
details{border-top:1px solid rgba(20,36,58,.18)}
details:last-child{border-bottom:1px solid rgba(20,36,58,.18)}
summary{list-style:none;cursor:pointer;padding:18px 34px 18px 0;font-weight:700;position:relative;min-height:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.6rem;color:var(--madera);transition:transform .3s}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 0 18px;color:var(--gris)}

/* footer + flotantes */
.foot{background:var(--navy);color:rgba(255,255,255,.8);padding:60px 0 120px}
.foot-in{display:grid;gap:12px}
.logo-foot{color:#fff}
.foot a{color:var(--agua)}
.wa-float{position:fixed;right:20px;bottom:20px;z-index:40;width:62px;height:62px;border-radius:50%;background:#1FAF5A;color:#fff;display:grid;place-items:center;box-shadow:0 12px 30px -10px rgba(0,0,0,.5);transition:transform .3s var(--ease)}
.wa-float svg{width:32px;height:32px}
.wa-float:hover{transform:scale(1.07)}
.bar{display:none}

/* ===== RESPONSIVE ===== */
@media (max-width:980px){
  .nav{display:none}
  .facts{grid-template-columns:1fr 1fr;row-gap:30px}
  .facts li:nth-child(2){border:0}
  .size-view,.fibra-grid,.dia-grid,.cot-grid,.sabri-grid,.ubi-grid{grid-template-columns:1fr}
  .testis{grid-template-columns:1fr}
  .ex-grid{grid-template-columns:1fr 1fr;grid-auto-rows:200px}
  .repara-in{grid-template-columns:1fr}
  .cot-res{position:static}
}
@media (max-width:760px){
  body{font-size:16px}
  .top{padding:10px 16px}
  .top .btn-sm{display:none}
  .hero{height:170svh}
  .hero-stage{grid-template-columns:1fr;grid-template-rows:auto 1fr;align-content:start;padding:78px 16px 92px;gap:22px}
  .hero-stage::before{background:linear-gradient(180deg,rgba(10,31,58,.92) 0%,rgba(10,31,58,.7) 45%,rgba(10,31,58,.3))}
  .hero h1{font-size:clamp(2.3rem,10.5vw,3.2rem)}
  .hero .lead{font-size:1rem;margin-top:12px}
  .ctas{margin-top:18px}.ctas .btn{flex:1;padding:0 14px}
  .pool-window{height:auto;width:min(62vw,300px);aspect-ratio:9/14;align-self:start;border-radius:20px;box-shadow:0 0 0 7px #f6f4ef,0 30px 50px -24px rgba(0,0,0,.7)}
  .pool-say{font-size:1.05rem;padding:50px 14px 16px}
  .scroll-hint{display:none}
  .why{padding-bottom:80px}.planks-sep{margin-bottom:64px}
  .facts{grid-template-columns:1fr;margin-top:40px}
  .facts li{border-right:0;border-bottom:1px solid rgba(20,36,58,.15);padding:18px 0;margin:0}
  .minis,.fibra,.dia,.extras,.cot,.clientes,.sabri,.ubi{padding:84px 0}
  .size{min-width:0;flex:1 1 calc(50% - 10px);font-size:1.35rem}
  .size-media{min-height:300px}
  .size-dl{grid-template-columns:1fr 1fr}
  .size-dl div:last-child{grid-column:span 2}
  .size-info .btn{align-self:stretch}
  .models li{grid-template-columns:1fr;gap:4px}
  .tall.off{margin-top:40px}
  .dia-grid{gap:0}
  .dia-sticky{top:64px;z-index:2;background:var(--arena);padding:6px 0 14px}
  .dia-frame{aspect-ratio:16/11;max-height:none;width:100%;box-shadow:0 0 0 5px #fff}
  .step{min-height:46svh}
  .ex-grid{grid-template-columns:1fr;grid-auto-rows:220px}
  .ex-big{grid-column:auto;grid-row:span 1;min-height:300px}
  .steppers{grid-template-columns:1fr}
  .cot-res{padding:16px}
  .testi blockquote{font-size:1.15rem}
  .t-photo{min-height:380px}
  .zonas span{font-size:1.4rem}
  .wa-float{width:58px;height:58px;right:14px;bottom:calc(84px + env(safe-area-inset-bottom));transition:transform .35s var(--ease),bottom .35s var(--ease)}
  .wa-float svg{width:30px;height:30px}
  .bar.hide ~ .wa-float,.wa-float.low{bottom:calc(16px + env(safe-area-inset-bottom))}
  .bar{display:grid;grid-template-columns:1fr 1.3fr 1fr;position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:45;background:var(--navy);border-radius:16px;padding:6px;gap:6px;box-shadow:0 14px 30px -12px rgba(0,0,0,.55);transition:transform .35s var(--ease)}
  .bar.hide{transform:translateY(140%)}
  .bar a{display:grid;place-items:center;min-height:48px;color:#fff;text-decoration:none;font-weight:700;font-size:.92rem;border-radius:11px}
  .bar .bar-main{background:var(--agua);color:var(--navy)}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .hero{height:auto}.hero-stage{position:relative;min-height:100svh}
  .pool-say span{opacity:1;transform:none}
  .step{opacity:1}
}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #1FAF5A;animation:waring 2.4s ease-out infinite}
@keyframes waring{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.6);opacity:0}}