:root{
  --canvas:#1C1B18;
  --panel:#262420;
  --panel-2:#2F2C27;
  --accent:#E3A55B;
  --accent-hover:#EDB877;
  --accent-muted:#6E5638;
  --text-secondary:#B5AC9E;
  --text-primary:#F2ECE2;
  --borde:#45413A;
  --velo:20,19,17;
  --display:'Archivo','Arial Narrow',sans-serif;
  --texto:'Figtree',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --suave:cubic-bezier(.22,.61,.36,1);
  --salida:cubic-bezier(.16,1,.3,1);
  --tsombra:0 1px 2px rgba(var(--velo),.9),0 2px 14px rgba(var(--velo),.7),0 8px 40px rgba(var(--velo),.6);
}
*,*::before,*::after{box-sizing:border-box}
html{overflow-x:hidden;overflow-x:clip;scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;overflow-x:clip;background:var(--canvas);color:var(--text-primary);font:400 1.0625rem/1.6 var(--texto);-webkit-font-smoothing:antialiased;animation:entrar .9s var(--suave) both}
@keyframes entrar{from{opacity:0}}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
main:focus{outline:none}
.visualmente-oculto{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.saltar{position:absolute;left:1rem;top:-4rem;z-index:50;background:var(--accent);color:var(--canvas);padding:.6rem 1rem;border-radius:6px;transition:top .3s var(--suave)}
.saltar:focus{top:1rem}

/* Fondo vivo: dos luces de atardecer y polvo cálido */
.ambiente{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.ambiente span{position:absolute;width:70vmax;height:70vmax;border-radius:50%;filter:blur(90px);opacity:.35}
.ambiente span:first-child{background:radial-gradient(circle,#4A3420,transparent 65%);left:-25vmax;top:-15vmax;animation:flotar 80s ease-in-out -12s infinite alternate}
.ambiente span:nth-child(2){background:radial-gradient(circle,#1F2A33,transparent 65%);right:-25vmax;bottom:-20vmax;animation:flotar 95s ease-in-out -40s infinite alternate-reverse}
@keyframes flotar{to{transform:translate(12vmax,8vmax) scale(1.1)}}
.ambiente i{position:absolute;width:3px;height:3px;border-radius:50%;background:var(--accent);opacity:0;animation:polvo 26s linear infinite}
.ambiente i:nth-of-type(1){left:12%;animation-delay:-2s}
.ambiente i:nth-of-type(2){left:27%;animation-delay:-9s;animation-duration:32s}
.ambiente i:nth-of-type(3){left:41%;animation-delay:-17s}
.ambiente i:nth-of-type(4){left:56%;animation-delay:-5s;animation-duration:30s}
.ambiente i:nth-of-type(5){left:68%;animation-delay:-21s}
.ambiente i:nth-of-type(6){left:79%;animation-delay:-13s;animation-duration:34s}
.ambiente i:nth-of-type(7){left:88%;animation-delay:-25s}
.ambiente i:nth-of-type(8){left:6%;animation-delay:-19s;animation-duration:29s}
@keyframes polvo{0%{transform:translate(0,105vh);opacity:0}15%{opacity:.35}85%{opacity:.25}100%{transform:translate(4vw,-5vh);opacity:0}}
body.pausado *,body.pausado *::before,body.pausado *::after{animation-play-state:paused!important}

/* Barra */
.nav{position:fixed;inset:0 0 auto;z-index:20;display:flex;align-items:center;gap:1.5rem;padding:1rem clamp(1rem,4vw,3rem);background:linear-gradient(rgba(var(--velo),.75),rgba(var(--velo),0));transition:background .4s var(--suave)}
.nav.con-fondo{background:rgba(var(--velo),.9);backdrop-filter:blur(12px)}
.marca{display:flex;align-items:center;gap:.55rem;text-decoration:none;font:750 1.25rem/1 var(--display);font-stretch:125%;letter-spacing:.04em;text-transform:uppercase}
.marca__icono{width:22px;height:28px;fill:var(--accent)}
.marca__hilo{stroke:var(--accent);stroke-width:1.6;fill:none}
.nav nav{margin-left:auto}
.nav__lista{display:flex;gap:1.75rem;list-style:none;margin:0;padding:0;font-size:.95rem}
.nav__lista a{text-decoration:none;color:var(--text-secondary);transition:color .3s var(--suave)}
.nav__lista a:hover{color:var(--text-primary)}
@media (max-width:900px){.nav nav{display:none}.nav .btn--chico{margin-left:auto}}

/* Botón */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:var(--accent);color:#1C1408;text-decoration:none;font:600 1rem/1 var(--texto);padding:1rem 1.6rem;border:0;border-radius:4px;cursor:pointer;text-shadow:none;box-shadow:0 10px 30px -12px rgba(227,165,91,.6);transition:background .3s var(--suave),transform .3s var(--salida),box-shadow .3s var(--suave)}
.btn:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 16px 36px -12px rgba(227,165,91,.7)}
.btn--chico{padding:.7rem 1.1rem;font-size:.9rem;white-space:nowrap}
@media (max-width:400px){.btn--chico{padding:.65rem .8rem;font-size:.85rem}.marca{font-size:1.05rem}}
@media (pointer:coarse){.btn{min-height:44px}}

/* Héroe: foto fija en todas las pantallas (sin video desde 2026-11-08) */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate;background:var(--canvas)}
.hero__fondo{position:absolute;inset:0;z-index:-2}
.hero__fondo img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 60%}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(var(--velo),.62) 0%,rgba(var(--velo),.32) 38%,rgba(var(--velo),0) 58%),linear-gradient(0deg,rgba(var(--velo),.35),rgba(var(--velo),0) 25%)}
.hero-fijo{position:relative;width:min(52vw,44rem);padding:6rem 2rem 3rem clamp(1.25rem,6vw,6rem);text-shadow:var(--tsombra)}
.hero-fijo::before{content:"";position:absolute;inset:-10% -30% -10% -10%;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 60% 55% at 40% 50%,rgba(var(--velo),.72) 0%,rgba(var(--velo),.45) 45%,rgba(var(--velo),0) 76%)}
.hero-fijo .btn{text-shadow:none}
.hero-fijo p:last-child{margin-bottom:0}
/* La casa queda en el centro: el texto se achica y va sobre el ala izquierda (como al final del video) */
.hero-fijo{width:min(31vw,28rem);padding-left:clamp(1.25rem,4.5vw,4.5rem)}
.hero-fijo .titulo-hero{font-size:clamp(2rem,3.3vw,3.2rem)}
.hero-fijo .bajada-hero{font-size:clamp(1rem,1.2vw,1.15rem)}
.kicker--hero{color:var(--accent)}
.titulo-hero{font:800 clamp(2.4rem,5.2vw,4.8rem)/.98 var(--display);font-stretch:118%;letter-spacing:-.01em;text-transform:uppercase;margin:0 0 1.1rem}
.bajada-hero{font-size:clamp(1.05rem,1.4vw,1.3rem);color:var(--text-primary);opacity:.88;margin:0 0 1.5rem;max-width:32ch}
.nota-hero{font:400 .82rem var(--mono);letter-spacing:.06em;color:var(--text-secondary);margin:1rem 0 0}

/* Pantallas paradas y celulares: texto arriba, foto abajo */
@media (max-aspect-ratio: 1/1),(max-width: 720px){
  .hero{align-items:flex-start}
  .hero::before{background:linear-gradient(180deg,rgba(var(--velo),.75) 0%,rgba(var(--velo),.35) 38%,rgba(var(--velo),0) 55%,rgba(var(--velo),0) 85%,rgba(var(--velo),.4) 100%)}
  .hero__fondo img{object-position:50% 100%}
  .hero-fijo{width:auto;max-width:42rem;padding:7rem clamp(1.25rem,6vw,4rem) 3rem}
  .hero-fijo::before{display:none}
  .hero-fijo .titulo-hero{font-size:clamp(2.2rem,9vw,4rem)}
}

/* Secciones */
.seccion{position:relative;padding:clamp(5rem,12vw,9rem) clamp(1.25rem,6vw,6rem);max-width:84rem;margin:0 auto}
.kicker{font:400 .8rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 1rem}
.titulo{font:800 clamp(2rem,4.2vw,3.6rem)/1 var(--display);font-stretch:115%;text-transform:uppercase;letter-spacing:-.005em;margin:0 0 1rem;max-width:20ch}
.lede{color:var(--text-secondary);font-size:1.15rem;max-width:44ch;margin:0}
.encabezado{margin-bottom:3rem;position:relative}

.trazo{display:block;width:min(34rem,78vw);height:2.5rem;margin:3rem auto -2rem;fill:none;stroke:var(--accent-muted);stroke-width:1.5;vector-effect:non-scaling-stroke;stroke-dasharray:1;stroke-dashoffset:var(--dibujo,1)}
.trazo--casa{position:absolute;right:0;bottom:-.5rem;width:min(15rem,34vw);height:auto;margin:0;stroke:var(--accent-muted)}
@media (max-width:720px){.trazo--casa{display:none}}

/* Entradas al aparecer */
.revelar{opacity:0;transform:translateY(24px);transition:opacity .9s var(--suave),transform .9s var(--salida)}
.revelar.dentro{opacity:1;transform:none}
@keyframes aparecer{from{opacity:0;transform:translateY(20px)}}

/* Compromisos */
.compromisos__lista{list-style:none;margin:0 0 4rem;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.5rem,3vw,3rem)}
.compromisos__lista li{border-top:1px solid var(--borde);padding-top:1.5rem;position:relative}
.compromisos__lista li::before{content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--accent);transition:width 1.2s var(--salida)}
.compromisos__lista.dentro li::before{width:3.5rem}
.compromisos__lista.dentro li{animation:aparecer .8s var(--salida) both}
.compromisos__lista.dentro li:nth-child(2){animation-delay:.12s}
.compromisos__lista.dentro li:nth-child(3){animation-delay:.24s}
.num{font:400 .85rem var(--mono);color:var(--accent)}
.compromisos__lista h3{font:750 1.5rem/1.1 var(--display);font-stretch:112%;text-transform:uppercase;margin:.75rem 0 .6rem}
.compromisos__lista p{margin:0;color:var(--text-secondary)}
.compromisos__foto{margin:0;position:relative;border-radius:6px;overflow:hidden}
.compromisos__foto img{width:100%;aspect-ratio:21/9;object-fit:cover;object-position:50% 60%;background:var(--panel)}
.compromisos__foto figcaption{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding:2.5rem 1.5rem 1.1rem;font:400 .8rem var(--mono);letter-spacing:.06em;background:linear-gradient(0deg,rgba(var(--velo),.85),rgba(var(--velo),0))}
.compromisos__foto figcaption span:last-child{color:var(--accent)}
@media (max-width:820px){.compromisos__lista{grid-template-columns:1fr}.compromisos__foto img{aspect-ratio:4/3}}

/* Calculadora */
.calcular{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,6vw,6rem);align-items:center}
.calc{background:var(--panel);border:1px solid var(--borde);border-radius:6px;padding:clamp(1.5rem,4vw,2.75rem)}
.calc__fila{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.calc__rotulo{font:400 .78rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary);margin:0}
.calc__m2{font:800 2rem/1 var(--display);font-stretch:115%;color:var(--text-primary);white-space:nowrap}
.calc__barra{width:100%;margin:1rem 0 1.75rem;accent-color:var(--accent);height:44px}
.calc__terminacion{border:0;padding:0;margin:0 0 2rem}
.calc__terminacion legend{margin-bottom:.8rem}
.calc__terminacion label{display:inline-block;margin:0 .5rem .5rem 0}
.calc__terminacion input{position:absolute;opacity:0;pointer-events:none}
.calc__terminacion span{display:inline-flex;align-items:center;min-height:44px;padding:.6rem 1.1rem;border:1px solid var(--borde);border-radius:4px;cursor:pointer;color:var(--text-secondary);transition:border-color .3s var(--suave),color .3s var(--suave),background .3s var(--suave)}
.calc__terminacion input:checked + span{border-color:var(--accent);color:var(--text-primary);background:rgba(227,165,91,.1)}
.calc__terminacion input:focus-visible + span{outline:2px solid var(--accent);outline-offset:2px}
.calc__resultado{display:grid;grid-template-columns:1.6fr 1fr;gap:1.5rem;border-top:1px solid var(--borde);padding-top:1.5rem}
.calc__precio,.calc__plazo{font:800 clamp(1.4rem,2.4vw,1.9rem)/1.1 var(--display);font-stretch:108%;color:var(--accent);margin:.5rem 0 0;font-variant-numeric:tabular-nums}
.calc__nota{font-size:.92rem;color:var(--text-secondary);margin:1.5rem 0 0}
@media (max-width:900px){.calcular{grid-template-columns:1fr}}
@media (max-width:480px){.calc__resultado{grid-template-columns:1fr}}

/* Proceso */
.pasos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}
.paso img{border-radius:6px;aspect-ratio:4/3;object-fit:cover;margin-bottom:1.25rem;background:var(--panel);filter:saturate(.92)}
.paso h3{font:750 1.35rem/1.1 var(--display);font-stretch:112%;text-transform:uppercase;margin:0 0 .5rem;display:flex;align-items:baseline;gap:.6rem}
.paso h3 span{font:400 .85rem var(--mono);color:var(--accent)}
.paso p{margin:0;color:var(--text-secondary)}
.pasos.dentro .paso{animation:aparecer .8s var(--salida) both}
.pasos.dentro .paso:nth-child(2){animation-delay:.12s}
.pasos.dentro .paso:nth-child(3){animation-delay:.24s}
@media (max-width:820px){.pasos{grid-template-columns:1fr}}

/* Avance de obra */
.avance{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,6vw,6rem);align-items:center}
.tablero{background:var(--panel);border:1px solid var(--borde);border-radius:6px;padding:clamp(1.5rem,4vw,2.5rem)}
.tablero__cabeza{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;border-bottom:1px solid var(--borde);padding-bottom:1rem;margin-bottom:1.5rem}
.tablero__obra{font:750 1.2rem/1.1 var(--display);font-stretch:110%;text-transform:uppercase;margin:0}
.tablero__semana{font:400 .8rem var(--mono);color:var(--accent);margin:0}
.tablero__etapas{list-style:none;margin:0;padding:0;display:grid;gap:1.1rem}
.tablero__etapas li{display:grid;grid-template-columns:1fr auto;gap:.45rem 1rem}
.tablero__etapas span{color:var(--text-secondary)}
.tablero__etapas b{font:400 .85rem var(--mono);color:var(--text-primary)}
.tablero__etapas i{grid-column:1/-1;height:6px;border-radius:3px;background:var(--panel-2);position:relative;overflow:hidden}
.tablero__etapas i::after{content:"";position:absolute;inset:0;background:var(--accent);transform-origin:left;transform:scaleX(0);transition:transform 1.4s var(--salida)}
.tablero.dentro .tablero__etapas i::after{transform:scaleX(var(--v))}
.tablero.dentro li:nth-child(2) i::after{transition-delay:.12s}
.tablero.dentro li:nth-child(3) i::after{transition-delay:.24s}
.tablero.dentro li:nth-child(4) i::after{transition-delay:.36s}
.tablero__entrega{display:flex;justify-content:space-between;gap:1rem;margin:1.75rem 0 0;padding-top:1.25rem;border-top:1px solid var(--borde)}
.tablero__entrega span{font:400 .78rem var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary)}
.tablero__entrega b{color:var(--accent)}
@media (max-width:900px){.avance{grid-template-columns:1fr}}

/* Testimonios */
.citas{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem}
.citas li{border-left:1px solid var(--accent-muted);padding-left:1.5rem}
.citas blockquote{font:600 clamp(1.25rem,1.9vw,1.6rem)/1.3 var(--texto);margin:0 0 1rem}
.citas p{font:400 .85rem var(--mono);color:var(--text-secondary);margin:0}
.dicen__nota{font-size:.85rem;color:var(--text-secondary);margin-top:2.5rem}
@media (max-width:820px){.citas{grid-template-columns:1fr}}

/* Preguntas */
.preguntas__lista{max-width:50rem}
.preguntas__lista details{border-top:1px solid var(--borde)}
.preguntas__lista details:last-child{border-bottom:1px solid var(--borde)}
.preguntas__lista summary{cursor:pointer;list-style:none;padding:1.4rem 2.5rem 1.4rem 0;font:600 1.2rem/1.3 var(--texto);position:relative;min-height:44px}
.preguntas__lista summary::-webkit-details-marker{display:none}
.preguntas__lista summary::after{content:"+";position:absolute;right:.25rem;top:1.15rem;font:400 1.6rem var(--texto);color:var(--accent);transition:transform .4s var(--salida)}
.preguntas__lista details[open] summary::after{transform:rotate(45deg)}
.preguntas__lista details p{margin:0 0 1.5rem;color:var(--text-secondary);max-width:62ch}

/* Formulario */
.presupuesto{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.formulario{display:grid;gap:.4rem;background:var(--panel);border:1px solid var(--borde);border-radius:6px;padding:clamp(1.5rem,4vw,3rem)}
.formulario label{font-weight:600;font-size:.95rem;margin-top:.8rem}
.formulario input,.formulario select{font:inherit;color:var(--text-primary);background:var(--canvas);border:1px solid var(--borde);border-radius:4px;padding:.85rem 1rem;min-height:48px}
.formulario input::placeholder{color:#7D766B}
.formulario input:focus-visible,.formulario select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.formulario__error{min-height:1.6em;color:#F0937A;margin:.6rem 0 0;font-size:.95rem}
.formulario .btn{justify-self:start;margin-top:.4rem}
.formulario__listo{margin:1rem 0 0;font-weight:600;color:var(--accent)}
@media (max-width:820px){.presupuesto{grid-template-columns:1fr}}


/* Para el dueño del negocio: ¿te gustó? hacemos la tuya */
.venta{--v-bg:#262420;--v-tx:#F2ECE2;--v-tx2:#B5AC9E;--v-linea:rgba(242,236,226,.2);--v-top-bg:#E3A55B;--v-top-tx:#1C1B18;--v-top-tx2:#4A3417;--v-punto:#E3A55B;--v-luz:227,165,91;--v-radio:10px;padding:clamp(4rem,9vw,7rem) clamp(.75rem,3vw,2.5rem) clamp(2rem,5vw,4rem)}
.venta__dentro{position:relative;overflow:hidden;max-width:84rem;margin:0 auto;display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(2rem,6vw,5rem);align-items:center;background:var(--v-bg);color:var(--v-tx);border:1px solid var(--v-linea);border-radius:var(--v-radio);padding:clamp(2.5rem,6vw,5rem) clamp(1.5rem,6vw,5rem)}
.venta__dentro::before{content:"";position:absolute;left:-8rem;bottom:-10rem;width:26rem;height:26rem;border-radius:50%;background:radial-gradient(circle,rgba(var(--v-luz),.2),rgba(var(--v-luz),0) 65%);pointer-events:none;animation:venta-luz 10s ease-in-out -4s infinite}
@keyframes venta-luz{0%,100%{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.08)}}
.venta__kicker{color:var(--v-punto)}
.venta .titulo{color:var(--v-tx);max-width:14ch}
.venta__lede{color:var(--v-tx2);font-size:1.15rem;max-width:44ch;margin:0 0 1.75rem}
.venta__incluye{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.venta__incluye li{display:flex;gap:.75rem;align-items:baseline}
.venta__incluye li::before{content:"";flex:none;width:.55rem;height:.55rem;border-radius:50%;background:var(--v-punto);transform:translateY(-.1rem)}
.venta__panel{position:relative;z-index:1;background:rgba(255,255,255,.04);border:1px solid var(--v-linea);border-radius:calc(var(--v-radio) - 6px);padding:clamp(1.25rem,3vw,2rem)}
.venta__pregunta{font:700 clamp(1.5rem,2.4vw,2rem)/1.1 var(--display);margin:0 0 1.1rem}
.venta__opciones{display:grid;gap:.7rem}
.venta__opcion{display:grid;gap:.15rem;text-decoration:none;padding:1rem 1.25rem;border-radius:calc(var(--v-radio) - 12px);border:1.5px solid var(--v-linea);color:var(--v-tx);transition:background .3s var(--suave),border-color .3s var(--suave),transform .3s var(--salida)}
.venta__opcion b{font:700 1.08rem var(--texto)}
.venta__opcion span{font:400 .8rem var(--mono);letter-spacing:.03em;color:var(--v-tx2)}
.venta__opcion:hover{transform:translateY(-2px);border-color:var(--v-tx2);background:rgba(255,255,255,.05)}
.venta__opcion--top{background:var(--v-top-bg);border-color:var(--v-top-bg);color:var(--v-top-tx)}
.venta__opcion--top span{color:var(--v-top-tx2)}
.venta__opcion--top:hover{background:var(--v-top-bg);border-color:var(--v-top-bg);filter:brightness(1.06)}
.venta__nota{font:400 .8rem var(--mono);color:var(--v-tx2);margin:1rem 0 0}
@media (max-width:860px){.venta__dentro{grid-template-columns:1fr}}

.pie{text-align:center;padding:4rem 1.5rem 3rem;color:var(--text-secondary);font-size:.95rem;border-top:1px solid var(--borde)}
.pie__marca{font:800 2rem var(--display);font-stretch:125%;text-transform:uppercase;letter-spacing:.06em;color:var(--text-primary);margin-bottom:.5rem}
.pie__aviso{max-width:46ch;margin:1.5rem auto 0;font-size:.85rem}

/* Botones flotantes */
.flotantes{position:fixed;right:clamp(1rem,3vw,2rem);bottom:clamp(1rem,3vw,2rem);z-index:30;display:flex;flex-direction:column;align-items:center;gap:.75rem}
.flotante{position:relative;display:grid;place-items:center;border-radius:50%;text-decoration:none;transition:transform .4s var(--salida),opacity .4s var(--suave),visibility .4s,box-shadow .4s var(--suave)}
.flotante svg{display:block}
.flotante--whatsapp{width:58px;height:58px;background:#25D366;color:#0B2E1A;box-shadow:0 10px 30px -8px rgba(0,0,0,.55)}
.flotante--whatsapp svg{width:30px;height:30px;fill:currentColor}
.flotante--whatsapp:hover{transform:translateY(-3px) scale(1.04)}
.flotante--subir{width:46px;height:46px;background:var(--panel);color:var(--accent);border:1px solid var(--borde);box-shadow:0 8px 24px -10px rgba(0,0,0,.6);opacity:0;visibility:hidden;transform:translateY(10px)}
.flotante--subir svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.flotante--subir.visible{opacity:1;visibility:visible;transform:none}
.flotante--subir.visible:hover{transform:translateY(-3px)}
.flotante--whatsapp::before{content:"";position:absolute;width:58px;height:58px;border-radius:50%;box-shadow:0 0 0 0 rgba(37,211,102,.45);animation:llamar 4s ease-out -1s infinite;pointer-events:none}
@keyframes llamar{0%{box-shadow:0 0 0 0 rgba(37,211,102,.45)}60%,100%{box-shadow:0 0 0 16px rgba(37,211,102,0)}}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;transition-delay:0s!important}
  html{scroll-behavior:auto}
  .revelar{opacity:1;transform:none}
  .trazo{stroke-dashoffset:0}
  .ambiente i{display:none}
}