:root{
  --bg:#07131b; --bg2:#0b1d27; --tinta:#e9f4f1; --mute:#a3bab8;
  --jade:#92e3cf; --cobre:#cc9c70; --perla:#f4efe6;
  --linea:rgba(146,227,207,.18); --vidrio:rgba(255,255,255,.055);
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --r:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tinta);font:400 16px/1.6 var(--sans);overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--jade)}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;line-height:1.08;letter-spacing:-.01em}
h2{font-size:clamp(2rem,4.4vw,3.4rem)}
h3{font-size:1.45rem}
h4{font-family:var(--sans);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);font-weight:600;margin:1.4rem 0 .5rem}
p{margin:0}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px;border-radius:6px}
.saltar{position:absolute;left:-999px;top:8px;background:var(--jade);color:#04110e;padding:.6rem 1rem;border-radius:8px;z-index:100}
.saltar:focus{left:8px}

/* nav */
.nav{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:50;display:flex;align-items:center;gap:1.6rem;
  padding:.55rem .6rem .55rem 1.3rem;border-radius:999px;background:rgba(10,26,35,.62);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);
  border:1px solid var(--linea);box-shadow:0 10px 40px rgba(0,0,0,.35);max-width:calc(100vw - 20px)}
.nav__marca{font-family:var(--serif);font-size:1.35rem;font-weight:700;color:var(--perla);text-decoration:none;letter-spacing:.02em}
.nav__links{display:flex;gap:.2rem;align-items:center}
.nav__links a{color:var(--tinta);text-decoration:none;font-size:.86rem;padding:.45rem .8rem;border-radius:999px;transition:background .25s,color .25s}
.nav__links a:hover{background:rgba(146,227,207,.12);color:var(--jade)}
.nav__links .nav__cta{background:linear-gradient(135deg,var(--jade),#6fcfb8);color:#04110e;font-weight:600}
.nav__links .nav__cta:hover{background:var(--perla);color:#04110e}

/* botones, chips */
.btn{font:600 .95rem var(--sans);border:0;border-radius:999px;padding:.85rem 1.5rem;cursor:pointer;text-decoration:none;display:inline-block;transition:transform .25s,box-shadow .25s,background .25s}
.btn:hover{transform:translateY(-2px)}
.btn--primario{background:linear-gradient(135deg,var(--jade),#6fcfb8);color:#04110e;box-shadow:0 8px 30px rgba(146,227,207,.28)}
.btn--primario:hover{box-shadow:0 12px 40px rgba(146,227,207,.42)}
.btn--vidrio{background:var(--vidrio);color:var(--tinta);border:1px solid var(--linea)}
.btn--vidrio:hover{background:rgba(146,227,207,.12)}
.btn--grande{font-size:1.05rem;padding:1.05rem 1.9rem}
.chip{display:inline-flex;align-items:center;gap:.55rem;font-size:.82rem;font-weight:500;padding:.4rem .9rem;border-radius:999px;border:1px solid var(--linea);background:rgba(146,227,207,.08);color:var(--jade)}
.chip--aviso{border-color:rgba(204,156,112,.5);background:rgba(204,156,112,.1);color:#e6bd96;margin-top:1rem}
.chip--mini{font-size:.68rem;padding:.1rem .5rem;margin-left:.3rem}
.punto{width:8px;height:8px;border-radius:50%;background:var(--jade);box-shadow:0 0 0 0 rgba(146,227,207,.6);animation:pulso 2.4s infinite}
.punto--cobre{background:var(--cobre);box-shadow:0 0 0 0 rgba(204,156,112,.6)}
@keyframes pulso{70%{box-shadow:0 0 0 9px rgba(146,227,207,0)}100%{box-shadow:0 0 0 0 rgba(146,227,207,0)}}
.glass{background:var(--vidrio);border:1px solid var(--linea);border-radius:var(--r);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 20px 60px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.07)}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero__img{position:absolute;inset:-6% 0;z-index:-3}
.hero__img img{width:100%;height:100%;object-fit:cover;object-position:60% 40%;will-change:transform}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-2;pointer-events:none}
.hero__velo{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,19,27,.92) 0%,rgba(7,19,27,.62) 45%,rgba(7,19,27,.15) 100%),linear-gradient(0deg,var(--bg) 0%,transparent 28%)}
.hero__texto{padding:7rem clamp(1.4rem,7vw,7rem) 5rem;max-width:760px}
.hero h1{font-size:clamp(3.2rem,9vw,7rem);margin:1.1rem 0 1.2rem;color:var(--perla);text-shadow:0 4px 40px rgba(0,0,0,.4)}
.hero__sub{font-family:var(--serif);font-size:clamp(1.3rem,2.6vw,1.95rem);line-height:1.3;color:var(--tinta);max-width:34ch}
.hero__para{margin:1.2rem 0 2rem;color:var(--mute);font-size:.95rem}
.hero__baja{position:absolute;bottom:22px;left:50%;width:22px;height:36px;border:1.5px solid var(--linea);border-radius:12px}
.hero__baja span{display:block;width:3px;height:7px;border-radius:2px;background:var(--jade);margin:6px auto;animation:baja 2s infinite}
@keyframes baja{0%{opacity:0;transform:translateY(0)}40%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* secciones */
.seccion{padding:clamp(4.5rem,9vw,8rem) clamp(1.1rem,5vw,4rem);max-width:1280px;margin:0 auto;position:relative}
.seccion--ancha{max-width:1500px}
.cabeza{max-width:760px;margin-bottom:2.6rem}
.sobre{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cobre);font-weight:600;margin-bottom:.9rem}
.lead{color:var(--mute);font-size:1.08rem;margin-top:1rem}

/* demo */
.demo{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:1.4rem;align-items:start}
.demo__chat{padding:1.3rem;display:flex;flex-direction:column;min-height:640px}
.chat__top{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.chat__id{display:flex;align-items:center;gap:.8rem}
.chat__estado{font-size:.78rem;color:var(--mute)}
.orbe{width:46px;height:46px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff 0,#f4efe6 12%,var(--jade) 45%,#2c8c7a 80%);box-shadow:0 0 24px rgba(146,227,207,.5);position:relative;flex:none}
.orbe::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid rgba(204,156,112,.55);animation:orbita 6s linear infinite}
.orbe.habla{animation:late 1s ease-in-out infinite}
@keyframes orbita{to{transform:rotate(360deg)}}
@keyframes late{50%{transform:scale(1.1);box-shadow:0 0 40px rgba(146,227,207,.8)}}
.indicadores{display:flex;gap:.5rem}
.ind{display:inline-flex;align-items:center;gap:.45rem;font-size:.76rem;padding:.3rem .7rem;border-radius:999px;border:1px solid var(--linea);color:var(--mute)}
.ind i{width:8px;height:8px;border-radius:50%;background:#4b5f66}
.ind.on{color:var(--tinta);border-color:rgba(146,227,207,.5)}
.ind.on i{background:#7ef6a8;box-shadow:0 0 8px #7ef6a8}
.escenas{list-style:none;display:flex;gap:.35rem;flex-wrap:wrap;margin:1rem 0 .4rem;padding:0}
.escenas li{font-size:.72rem;padding:.25rem .65rem;border-radius:999px;background:rgba(255,255,255,.04);color:var(--mute);border:1px solid transparent;transition:all .3s}
.escenas li.activa{color:#04110e;background:var(--jade);font-weight:600}
.escenas li.hecha{color:var(--jade);border-color:var(--linea)}
.onda{height:34px;display:flex;align-items:center;justify-content:center;gap:3px;margin:.4rem 0}
.onda i{display:block;width:3px;height:6px;border-radius:2px;background:linear-gradient(var(--jade),var(--cobre));opacity:.45;transition:height .12s}
.onda.activa i{opacity:1;animation:barra .9s ease-in-out infinite}
@keyframes barra{0%,100%{height:5px}50%{height:calc(8px + var(--h,20px))}}
.chat__log{flex:1;overflow-y:auto;max-height:430px;padding:.6rem .3rem .6rem 0;display:flex;flex-direction:column;gap:.7rem;scroll-behavior:smooth}
.msg{max-width:86%;padding:.75rem 1rem;border-radius:16px;font-size:.96rem;line-height:1.5;animation:entra .4s both}
.msg small{display:block;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;opacity:.65;margin-bottom:.15rem}
.msg--e{align-self:flex-start;background:rgba(146,227,207,.1);border:1px solid rgba(146,227,207,.28);border-bottom-left-radius:4px}
.msg--u{align-self:flex-end;background:rgba(204,156,112,.12);border:1px solid rgba(204,156,112,.32);border-bottom-right-radius:4px}
.msg--ev{align-self:center;max-width:100%;font-size:.8rem;color:var(--mute);background:none;border:1px dashed var(--linea);border-radius:999px;padding:.35rem .9rem}
.cursor::after{content:"";display:inline-block;width:2px;height:1em;background:var(--jade);margin-left:2px;vertical-align:-2px;animation:parpadea 1s steps(2) infinite}
@keyframes parpadea{50%{opacity:0}}
@keyframes entra{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.chat__sep{text-align:center;font-size:.76rem;color:var(--cobre);letter-spacing:.14em;text-transform:uppercase;margin:.3rem 0;padding:.5rem;border-top:1px dashed rgba(204,156,112,.4)}
.controles{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1rem}
.controles .btn{padding:.7rem 1.2rem;font-size:.88rem}
.nota{font-size:.75rem;color:var(--mute);margin-top:.9rem}
.demo__lado{display:grid;gap:1.4rem}
.cam,.aprende{padding:1.1rem}
.cam__top,.aprende__top{display:flex;justify-content:space-between;align-items:center;gap:.6rem;flex-wrap:wrap;margin-bottom:.8rem}
.cam__est{display:inline-flex;align-items:center;gap:.45rem;font-size:.76rem;color:var(--mute)}
.cam__est i{width:9px;height:9px;border-radius:50%;background:#4b5f66}
.cam.on .cam__est{color:#9bf5b5}
.cam.on .cam__est i{background:#7ef6a8;box-shadow:0 0 10px #7ef6a8;animation:pulso 1.8s infinite}
.cam__visor{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:16/9;background:#050d12;border:1px solid var(--linea)}
.cam__visor svg{width:100%;height:100%;display:block;transition:opacity .5s,filter .5s;opacity:.12;filter:blur(3px) grayscale(1)}
.cam.on .cam__visor svg{opacity:1;filter:none}
.cam__marco{position:absolute;inset:14%;border:1.5px solid var(--jade);border-radius:10px;opacity:0;transition:opacity .4s}
.cam.mira .cam__marco{opacity:1;animation:escanea 1.6s ease-in-out 2}
@keyframes escanea{50%{inset:8%}}
.cam__apagada{position:absolute;inset:0;display:grid;place-items:center;font-size:.8rem;color:var(--mute);letter-spacing:.1em;text-transform:uppercase;transition:opacity .3s}
.cam.on .cam__apagada{opacity:0}
.cam__etq{position:absolute;left:10px;bottom:10px;font-size:.72rem;background:rgba(7,19,27,.8);border:1px solid var(--linea);padding:.25rem .6rem;border-radius:999px;color:var(--jade);opacity:0;transform:translateY(6px);transition:all .4s}
.cam.mira .cam__etq{opacity:1;transform:none}
.cam__nota{font-size:.74rem;color:var(--mute);margin-top:.7rem}
.aprende__n{font-size:.76rem;color:var(--jade)}
.hechos{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.hechos__vacio{font-size:.84rem;color:var(--mute);padding:.4rem 0}
.hecho{padding:.6rem .8rem;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--linea);font-size:.88rem;animation:entra .5s both;transition:all .4s}
.hecho small{display:block;font-size:.72rem;color:var(--mute);margin-top:.15rem}
.hecho.vieja{opacity:.5;text-decoration:line-through;text-decoration-color:rgba(204,156,112,.8)}
.hecho.vieja small::after{content:" · invalidado, no borrado";color:var(--cobre)}
.hecho.recuperado{border-color:var(--jade);background:rgba(146,227,207,.14);box-shadow:0 0 22px rgba(146,227,207,.25)}
.hecho.recuperado small::after{content:" · recuperado";color:var(--jade)}
.mini{margin-top:.9rem;border-radius:12px;background:rgba(5,13,18,.5);border:1px solid var(--linea);padding:.4rem}
.mini svg{width:100%;height:auto;display:block}
.mini .arista{stroke:var(--jade);stroke-width:1.2;opacity:0;stroke-dasharray:200;stroke-dashoffset:200;transition:stroke-dashoffset .9s ease,opacity .3s}
.mini .arista.v{opacity:.65;stroke-dashoffset:0}
.mini .nodo{opacity:0;transform-box:fill-box;transform-origin:center;transform:scale(.3);transition:opacity .5s,transform .6s cubic-bezier(.2,1.4,.4,1)}
.mini .nodo.v{opacity:1;transform:scale(1)}
.mini .nodo.glow circle{filter:drop-shadow(0 0 7px #92e3cf)}
.mini text{font:500 10px var(--sans);fill:var(--tinta)}

/* sinapsis */
.sin{position:relative;height:min(78vh,760px);min-height:460px;overflow:hidden;padding:0;background:radial-gradient(ellipse at 50% 40%,#0d2330 0%,#07131b 75%)}
.sin canvas{width:100%;height:100%;display:block;cursor:grab;touch-action:none}
.sin canvas:active{cursor:grabbing}
.sin__tip{position:absolute;pointer-events:none;z-index:3;background:rgba(7,19,27,.92);border:1px solid var(--jade);padding:.45rem .75rem;border-radius:10px;font-size:.8rem;max-width:260px;box-shadow:0 8px 28px rgba(0,0,0,.5)}
.sin__cargando{position:absolute;inset:0;display:grid;place-items:center;color:var(--mute);background:rgba(7,19,27,.7);transition:opacity .5s}
.sin__cargando.fuera{opacity:0;pointer-events:none}
.sin__ctrl{position:absolute;right:14px;bottom:14px;display:flex;flex-direction:column;gap:6px}
.sin__ctrl button{width:40px;height:40px;border-radius:12px;border:1px solid var(--linea);background:rgba(7,19,27,.75);color:var(--tinta);font-size:1.15rem;cursor:pointer;backdrop-filter:blur(8px)}
.sin__ctrl button:hover{background:rgba(146,227,207,.18)}
.contadores{display:flex;justify-content:center;gap:clamp(1.5rem,6vw,5rem);flex-wrap:wrap;margin:2.4rem 0 1.4rem}
.contadores div{text-align:center}
.contadores b{display:block;font-family:var(--serif);font-size:clamp(2.4rem,5.5vw,4rem);color:var(--perla);font-weight:600;font-variant-numeric:tabular-nums;line-height:1}
.contadores span{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cobre)}
.leyenda{list-style:none;margin:0 auto;padding:0;display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;max-width:1000px}
.leyenda button{font:500 .8rem var(--sans);display:inline-flex;gap:.5rem;align-items:center;padding:.4rem .85rem;border-radius:999px;border:1px solid var(--linea);background:var(--vidrio);color:var(--tinta);cursor:pointer}
.leyenda button i{width:10px;height:10px;border-radius:50%}
.leyenda button[aria-pressed="true"]{border-color:var(--jade);background:rgba(146,227,207,.16)}
.leyenda small{color:var(--mute)}
.pie-sin{text-align:center;color:var(--mute);font-size:.84rem;margin-top:1.2rem}

/* proceso */
.riel{position:relative;display:flex;justify-content:space-between;margin:0 auto 2rem;max-width:1100px;padding:0 4px}
.riel::before{content:"";position:absolute;left:14px;right:14px;top:50%;height:2px;background:var(--linea);transform:translateY(-50%)}
.riel__barra{position:absolute;left:14px;top:50%;height:2px;width:0;background:linear-gradient(90deg,var(--jade),var(--cobre));transform:translateY(-50%);transition:width .6s}
.riel span{position:relative;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--bg);border:1px solid var(--linea);font-size:.8rem;color:var(--mute);transition:all .4s}
.riel span.on{background:var(--jade);color:#04110e;border-color:var(--jade);box-shadow:0 0 16px rgba(146,227,207,.5)}
.pasos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.paso{position:relative;padding:1.4rem;border-radius:var(--r);background:var(--vidrio);border:1px solid var(--linea);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:border-color .3s,transform .3s}
.paso:hover{border-color:rgba(146,227,207,.5);transform:translateY(-3px)}
.paso__n{font-family:var(--serif);font-size:2.6rem;color:var(--cobre);line-height:1;display:block;margin-bottom:.5rem;opacity:.9}
.paso h3{font-size:1.3rem;margin-bottom:.5rem}
.paso p{color:var(--mute);font-size:.93rem}
.revela{opacity:0;transform:translateY(26px);transition:opacity .7s,transform .7s}
.revela.v{opacity:1;transform:none}

/* volumenes */
.vol{padding:1.4rem}
.tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.4rem}
.tabs button{font:500 .95rem var(--sans);padding:.7rem 1.2rem;border-radius:14px;border:1px solid var(--linea);background:transparent;color:var(--tinta);cursor:pointer;transition:all .25s}
.tabs button b{font-family:var(--serif);font-size:1.2rem;color:var(--cobre);margin-right:.35rem}
.tabs button[aria-selected="true"]{background:rgba(146,227,207,.14);border-color:var(--jade)}
.vol__panel{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:2rem}
.vol__desc{color:var(--mute);margin:.5rem 0 1.2rem}
.vol__datos{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:0}
.vol__datos dt{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cobre)}
.vol__datos dd{margin:.15rem 0 0;font-family:var(--serif);font-size:1.45rem;color:var(--perla)}
.vol__sup{margin:0;padding-left:1.1rem;color:var(--mute);font-size:.9rem}
.vol__lab{display:block;font-weight:500;margin-bottom:.7rem}
.vol__lab output{color:var(--jade);font-weight:600}
input[type=range]{width:100%;accent-color:var(--jade);height:28px}
.vol__tarj{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1rem}
.vol__tarj div{padding:.9rem;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--linea)}
.vol__tarj span{display:block;font-size:.72rem;color:var(--mute);letter-spacing:.06em}
.vol__tarj b{display:block;font-family:var(--serif);font-size:1.7rem;color:var(--perla);font-variant-numeric:tabular-nums}
.vol__tarj small{color:var(--cobre);font-size:.74rem}
.vol__cuota{margin-top:1rem;padding:.9rem;border-radius:14px;border:1px solid rgba(204,156,112,.4);background:rgba(204,156,112,.08);font-size:.92rem}
.vol__aviso{font-size:.78rem;color:var(--mute);margin-top:1rem}

/* fases */
.linea{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1rem;position:relative}
.linea::before{content:"";position:absolute;left:0;right:0;top:22px;height:2px;background:linear-gradient(90deg,var(--jade),var(--cobre));opacity:.5}
.fase{position:relative;padding-top:3.4rem}
.fase__id{position:absolute;top:0;left:0;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--bg);border:2px solid var(--jade);font-family:var(--serif);font-size:1.2rem;font-weight:700;color:var(--perla);z-index:1}
.fase--op .fase__id{border-color:var(--cobre);border-style:dashed}
.fase__card{padding:1rem;border-radius:var(--r);background:var(--vidrio);border:1px solid var(--linea);height:100%;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.fase__card h3{font-size:1.2rem;margin-bottom:.3rem}
.fase__sem{font-size:.78rem;color:var(--jade);font-weight:600;margin-bottom:.5rem}
.fase__card p{font-size:.86rem;color:var(--mute)}
.fase__add{display:inline-block;margin-top:.6rem;font-size:.74rem;color:#e6bd96;border:1px solid rgba(204,156,112,.45);padding:.15rem .55rem;border-radius:999px}

/* reglas */
.reglas{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem}
.regla{padding:1.5rem}
.regla h3{font-size:1.35rem;margin-bottom:.5rem;color:var(--perla)}
.regla p{color:var(--mute);font-size:.94rem}

/* cierre */
.cierre{padding:clamp(5rem,10vw,9rem) 1.2rem;text-align:center;background:radial-gradient(ellipse at 50% 0%,rgba(146,227,207,.14),transparent 60%),linear-gradient(180deg,var(--bg),#050d12)}
.cierre__in{max-width:760px;margin:0 auto}
.cierre__sello{margin:0 auto 1.4rem;width:96px;height:96px;filter:drop-shadow(0 0 28px rgba(126,246,226,.45))}
.cierre .lead{margin:1.2rem auto 2rem}
.firma{margin:2.2rem auto 0;padding:1.2rem 1.6rem;display:grid;gap:.15rem;max-width:380px;scroll-margin-top:100px}
.firma strong{font-family:var(--serif);font-size:1.5rem}
.firma span{color:var(--mute)}
.pie{padding:2.5rem 1rem 3rem;text-align:center;border-top:1px solid var(--linea);display:grid;justify-items:center;gap:.6rem}
.pie p{font-family:var(--serif);font-size:1.25rem;color:var(--perla)}
.pie .pie__peq{font:400 .76rem var(--sans);color:var(--mute)}

/* responsive */
@media (max-width:1000px){
  .demo,.vol__panel{grid-template-columns:1fr}
  .linea{grid-template-columns:1fr;padding-left:0}
  .linea::before{left:22px;right:auto;top:0;bottom:0;width:2px;height:auto}
  .fase{padding:0 0 0 62px}
  .fase__id{top:0}
}
@media (max-width:720px){
  .nav{gap:.4rem;padding:.4rem .4rem .4rem .9rem;top:8px}
  .nav__links a:not(.nav__cta){display:none}
  .nav__links a.nav__cta{display:inline-block}
  .hero__texto{padding-top:6rem}
  .hero__velo{background:linear-gradient(0deg,rgba(7,19,27,.95) 0%,rgba(7,19,27,.7) 55%,rgba(7,19,27,.25) 100%)}
  .demo__chat{min-height:0}
  .chat__log{max-height:380px}
  .msg{max-width:94%}
  .vol__datos{grid-template-columns:1fr}
  .riel{display:none}
  .sin{height:68vh}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .revela{opacity:1;transform:none}
  .mini .arista{opacity:.65;stroke-dashoffset:0}
  .cursor::after{display:none}
}

.vol__datos{grid-template-columns:repeat(3,1fr)}
.vol__datos dd{font-size:1.3rem}
.vol__panel{grid-template-columns:1fr}
.cual{margin-top:1.2rem;padding:1.6rem;display:flex;align-items:center;justify-content:space-between;gap:1.2rem;flex-wrap:wrap}
.cual h3{font-size:1.6rem}.cual p{color:var(--mute);flex:1 1 260px}
@media (max-width:720px){.vol__datos{grid-template-columns:1fr}}

.cam__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;filter:none;transition:opacity .7s,filter .9s}
.cam.on .cam__img{opacity:1}
.cam.desc .cam__img{opacity:.35;filter:blur(16px)}
.cam.desc .cam__apagada{opacity:1;background:rgba(5,13,18,.45);color:var(--tinta)}
.cam.hayimg .cam__visor svg{display:none}
.cam__scan{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--jade),transparent);box-shadow:0 0 14px var(--jade);opacity:0;pointer-events:none}
.cam.mira .cam__scan{opacity:.9;animation:barre 1.8s ease-in-out 1}
@keyframes barre{from{top:0}to{top:100%}}
.cam__pie{font-size:.7rem;color:var(--mute);margin-top:.25rem}
@media (prefers-reduced-motion:reduce){.cam__scan{display:none}}

/* video del comercial (PNEUMA 2026-11-05, pedido de Arturo; v2: marco moderado, que se lea como video) */
.video{max-width:880px;margin:0 auto;padding:10px;border-radius:24px;border:1px solid rgba(146,227,207,.28);box-shadow:0 30px 80px rgba(0,0,0,.45),0 0 0 6px rgba(146,227,207,.05)}
.video__player{display:block;width:100%;aspect-ratio:16/9;max-height:62vh;border-radius:16px;background:#07131b;object-fit:contain}
.video__pie{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.85rem;color:var(--mute);padding:.7rem .4rem .2rem}
#video .cabeza{margin-left:auto;margin-right:auto;text-align:center}
@media (max-width:640px) and (orientation:portrait){.video{max-width:360px}.video__player{aspect-ratio:9/16;max-height:70vh}}