/* =========================================================
   AUTYTEC · domótica
   Noche #07090F · LED cian #3DE0E8 · lámpara ámbar #FFB347
   Lexend + Albert Sans + Martian Mono
   ========================================================= */
:root{
  --night:#07090F;
  --night-2:#0C1019;
  --panel:#111624;
  --panel-2:#171D2D;
  --line:rgba(226,232,245,.09);
  --line-2:rgba(226,232,245,.16);
  --text:#EDF0F6;
  --muted:#8C95A8;
  --cyan:#3DE0E8;
  --amber:#FFB347;
  --amber-2:#FF8A3D;
  --bone:#F1EEE8;
  --ink:#0D1018;
  --wa:#25D366;

  --f-display:"Lexend", "Albert Sans", system-ui, sans-serif;
  --f-body:"Albert Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"Martian Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --r:18px;
  --wrap:1200px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--night);color:var(--text);
  font-family:var(--f-body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,video,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3{margin:0;font-family:var(--f-display);font-weight:400;letter-spacing:-.02em;line-height:1.08}
p{margin:0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.wrap{width:min(var(--wrap),100% - 40px);margin-inline:auto}
.amber{color:var(--amber)}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:var(--f-body);font-weight:600;font-size:16px;line-height:1;
  padding:15px 24px;border-radius:999px;transition:transform .25s var(--ease),background .25s,box-shadow .25s,border-color .25s;
  white-space:nowrap;
}
.btn svg{width:20px;height:20px;flex:none}
.btn--wa{background:var(--wa);color:#04210F;box-shadow:0 10px 30px -10px rgba(37,211,102,.55)}
.btn--wa:hover{transform:translateY(-2px);box-shadow:0 16px 36px -10px rgba(37,211,102,.7)}
.btn--ghost{border:1px solid var(--line-2);color:var(--text);background:rgba(255,255,255,.03)}
.btn--ghost:hover{border-color:var(--amber);color:var(--amber)}
.btn--lg{padding:18px 28px;font-size:17px}
.btn--sm{padding:10px 16px;font-size:14px}
.btn--block{width:100%}

/* ---------- marca ---------- */
.brand{display:inline-flex;align-items:center;color:var(--text);flex:none}
.brand__logo{display:block;position:relative;width:210px;height:54px;overflow:hidden}
.brand__logo img{position:absolute;top:50%;left:50%;width:134%;max-width:none;height:auto;transform:translate(-50%,-50%);mix-blend-mode:screen}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .35s,border-color .35s}
.nav__inner{width:min(var(--wrap),100% - 40px);margin-inline:auto;height:74px;display:flex;align-items:center;gap:28px}
.nav__links{display:flex;gap:26px;margin-left:auto;font-size:15px;color:#C9CFDB}
.nav__links a{position:relative;padding:6px 0}
.nav__links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--amber);transition:right .3s var(--ease)}
.nav__links a:hover{color:var(--text)}
.nav__links a:hover::after{right:0}
.nav.is-solid{background:rgba(7,9,15,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.nav__burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-2);position:relative}
.nav__burger span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--text);transition:transform .3s,top .3s}
.nav__burger span:first-child{top:17px}
.nav__burger span:last-child{top:25px}
.nav.is-open .nav__burger span:first-child{top:21px;transform:rotate(45deg)}
.nav.is-open .nav__burger span:last-child{top:21px;transform:rotate(-45deg)}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;min-height:100vh;min-height:100dvh;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:110px 0 0;overflow:hidden;isolation:isolate;
}
.hero__media{position:absolute;inset:0;z-index:-1}
.hero__video{width:100%;height:100%;object-fit:cover;filter:brightness(.42) saturate(.85);transition:filter 1.6s var(--ease);background:#05070B url(poster.jpg) center/cover}
.hero__scrim{
  position:absolute;inset:0;
  background:
    radial-gradient(90% 70% at 50% 45%, rgba(7,9,15,.2), rgba(7,9,15,.8) 75%),
    linear-gradient(180deg, rgba(7,9,15,.75) 0%, rgba(7,9,15,.1) 30%, rgba(7,9,15,.35) 70%, var(--night) 100%);
}
.hero__warm{
  position:absolute;inset:0;opacity:0;transition:opacity 1.6s var(--ease);
  background:
    radial-gradient(55% 45% at 50% 42%, rgba(255,179,71,.26), transparent 70%),
    radial-gradient(40% 35% at 18% 30%, rgba(255,138,61,.16), transparent 70%);
  mix-blend-mode:screen;
}
.is-lit .hero__video{filter:brightness(.78) saturate(1.05)}
.is-lit .hero__warm{opacity:1}

.hero__content{position:relative;width:min(900px,100% - 40px);text-align:center;display:flex;flex-direction:column;align-items:center}

.term{
  display:inline-flex;align-items:center;gap:10px;max-width:100%;
  font-family:var(--f-mono);font-size:12.5px;letter-spacing:.01em;
  color:#AEB6C6;padding:9px 14px;border-radius:8px;
  background:rgba(7,9,15,.55);border:1px solid var(--line-2);
}
.term__prompt{color:var(--cyan)}
.term__cmd{color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.term__caret{width:7px;height:15px;background:var(--amber);animation:blink 1s steps(1) infinite;flex:none}
@keyframes blink{50%{opacity:0}}

.hero__title{
  margin-top:26px;font-weight:300;
  font-size:clamp(42px, 7.6vw, 96px);line-height:1.02;letter-spacing:-.045em;
}
.hero__glow{
  font-weight:500;color:#5D6475;transition:color 1.2s var(--ease),text-shadow 1.2s var(--ease);
}
.is-lit .hero__glow{color:var(--amber);text-shadow:0 0 40px rgba(255,179,71,.45),0 0 90px rgba(255,138,61,.25)}
.hero__lead{margin-top:22px;max-width:640px;font-size:clamp(16px,1.6vw,19px);color:#D3D8E2;text-shadow:0 1px 2px rgba(0,0,0,.8),0 0 24px rgba(7,9,15,.9)}
.hero__content::before{
  content:"";position:absolute;left:50%;top:50%;width:min(1000px,120vw);height:640px;transform:translate(-50%,-52%);z-index:-1;pointer-events:none;
  background:radial-gradient(closest-side,rgba(7,9,15,.62),rgba(7,9,15,.25) 65%,transparent);
}
.hero__lead strong{color:var(--text);font-weight:600}

/* tecla */
.plate-wrap{margin:34px 0 30px;display:flex;align-items:center;gap:18px}
.plate{
  position:relative;width:84px;height:84px;border-radius:18px;
  background:linear-gradient(160deg,#F4F3EF,#D9DBE0);
  box-shadow:0 1px 0 rgba(255,255,255,.7) inset,0 -2px 0 rgba(0,0,0,.12) inset,0 18px 40px -12px rgba(0,0,0,.7);
  display:grid;place-items:center;transition:box-shadow .6s var(--ease);
}
.plate__screw{position:absolute;left:50%;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:#B9BDC6;box-shadow:inset 0 1px 1px rgba(0,0,0,.35)}
.plate__screw--t{top:7px}
.plate__screw--b{bottom:7px}
.plate__key{
  position:relative;width:48px;height:56px;border-radius:9px;
  background:linear-gradient(180deg,#FBFBF9 0%,#E3E5EA 48%,#D0D3DA 52%,#EEEFF2 100%);
  box-shadow:0 2px 0 rgba(0,0,0,.12),0 6px 10px -4px rgba(0,0,0,.35);
  transform:perspective(160px) rotateX(-12deg);transition:transform .25s var(--ease),background .25s;
}
.plate__led{position:absolute;left:50%;bottom:8px;width:10px;height:3px;margin-left:-5px;border-radius:3px;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.is-lit .plate__key{transform:perspective(160px) rotateX(12deg);background:linear-gradient(0deg,#FBFBF9 0%,#E3E5EA 48%,#D0D3DA 52%,#EEEFF2 100%)}
.is-lit .plate__led{background:var(--amber);box-shadow:0 0 10px var(--amber)}
.is-lit .plate{box-shadow:0 1px 0 rgba(255,255,255,.7) inset,0 -2px 0 rgba(0,0,0,.12) inset,0 18px 40px -12px rgba(0,0,0,.7),0 0 60px 6px rgba(255,179,71,.28)}
.plate::after{content:"";position:absolute;inset:-10px;border-radius:26px;border:1px solid rgba(61,224,232,.5);animation:ping 2.2s var(--ease) infinite;pointer-events:none}
.is-lit .plate::after,.plate.touched::after{display:none}
@keyframes ping{0%{transform:scale(.92);opacity:.9}100%{transform:scale(1.25);opacity:0}}
.plate__hint{font-family:var(--f-mono);font-size:12px;color:var(--muted);text-align:left;max-width:9em;line-height:1.5}
.plate__hint::before{content:"← ";color:var(--cyan)}

.hero__ctas{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}

/* tablero */
.dash{
  width:min(var(--wrap),100% - 40px);margin:56px auto 32px;
  display:grid;grid-template-columns:repeat(6,1fr);
  border:1px solid var(--line-2);border-radius:14px;background:rgba(7,9,15,.6);overflow:hidden;
}
.dash__item{padding:14px 18px;display:flex;flex-direction:column;gap:3px;border-left:1px solid var(--line)}
.dash__item:first-child{border-left:0}
.dash__k{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.dash__v{font-family:var(--f-display);font-size:17px;color:var(--text);transition:color .6s}
.dash__v.on{color:var(--amber)}
.dash__v.cool{color:var(--cyan)}

/* =========================================================
   SECCIONES
   ========================================================= */
.section{padding:clamp(80px,11vw,140px) 0;position:relative}
.head{max-width:760px;margin-bottom:clamp(40px,6vw,64px)}
.head--split{max-width:none;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:end}
.kicker{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:18px;
  font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--cyan);
}
.kicker__dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.kicker--amber{color:var(--amber)}
.kicker--amber::before{content:"";width:28px;height:1px;background:var(--amber)}
.kicker--ink{color:#5B6272}
.kicker--ink::before{content:"";width:28px;height:1px;background:#5B6272}
.h2{font-size:clamp(32px,4.4vw,56px);font-weight:300;text-wrap:balance}
.h2 br{display:none}
.head:not(.head--split){max-width:880px}
.sub{margin-top:18px;color:var(--muted);font-size:clamp(16px,1.4vw,18px);max-width:620px}
.head--split .sub{margin-top:0}

/* ---------- bento ---------- */
.bento{
  display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:260px;gap:14px;
  grid-template-areas:"xl xl pe ce" "xl xl cl ce" "ca vo co in";
}
.tile--xl{grid-area:xl}.tile--pe{grid-area:pe}.tile--cl{grid-area:cl}.tile--ce{grid-area:ce}
.tile--ca{grid-area:ca}.tile--vo{grid-area:vo}.tile--co{grid-area:co}.tile--in{grid-area:in}
.tile{position:relative;border-radius:var(--r);overflow:hidden;background:var(--panel);isolation:isolate}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.62) saturate(.8);transition:transform 1s var(--ease),filter .6s}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(7,9,15,.92));z-index:0}
.tile:hover img{transform:scale(1.05);filter:brightness(.8) saturate(1)}
.tile__body{position:absolute;left:0;right:0;bottom:0;padding:22px;z-index:1}
.tile__n{
  display:inline-grid;place-items:center;width:28px;height:28px;margin-bottom:12px;border-radius:50%;
  font-family:var(--f-mono);font-size:11px;color:var(--night);background:var(--amber);
  box-shadow:0 0 0 0 rgba(255,179,71,.5);transition:box-shadow .5s;
}
.tile:hover .tile__n{box-shadow:0 0 0 8px rgba(255,179,71,.14)}
.tile h3{font-size:22px;font-weight:500}
.tile--xl h3{font-size:clamp(26px,2.6vw,34px)}
.tile p{margin-top:8px;font-size:15px;color:#BAC1CE;line-height:1.5}

/* =========================================================
   SIGNATURE · ESCENAS
   ========================================================= */
.section--scene{background:
  radial-gradient(60% 50% at 80% 10%, rgba(255,179,71,.07), transparent 70%),
  radial-gradient(50% 40% at 0% 90%, rgba(61,224,232,.06), transparent 70%),
  var(--night-2);
  border-block:1px solid var(--line);
}
.lab{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:22px;align-items:start}
.lab__panel,.room-frame,.recipe{background:var(--panel);border:1px solid var(--line);border-radius:22px}
.lab__panel{padding:24px}
.lab__step{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-size:18px;margin-bottom:14px}
.lab__step span{display:grid;place-items:center;width:26px;height:26px;border-radius:8px;font-family:var(--f-mono);font-size:11px;background:var(--panel-2);border:1px solid var(--line-2);color:var(--amber)}
.lab__step:not(:first-child){margin-top:26px}

.triggers{display:flex;flex-wrap:wrap;gap:8px}
.trig{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;
  font-size:14.5px;font-weight:500;color:#C9CFDB;background:var(--panel-2);border:1px solid var(--line);
  transition:border-color .25s,background .25s,color .25s;
}
.trig svg{width:18px;height:18px;color:var(--muted);transition:color .25s}
.trig:hover{border-color:var(--line-2);color:var(--text)}
.trig[aria-checked="true"]{border-color:var(--amber);color:var(--text);background:rgba(255,179,71,.08)}
.trig[aria-checked="true"] svg{color:var(--amber)}

.devs{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dev{background:var(--panel-2);border:1px solid var(--line);border-radius:14px;padding:14px;transition:border-color .3s}
.dev.is-on{border-color:rgba(255,179,71,.35)}
.dev[data-dev="luces"]{grid-column:span 2}
.dev__top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.dev__name{font-weight:600;font-size:15px}
.dev__val{font-family:var(--f-mono);font-size:12px;color:var(--amber)}
.dev__ctrl{margin-top:12px;display:grid;gap:10px}
.dev[data-dev="luces"] .dev__ctrl{grid-template-columns:1fr 1fr;gap:18px}
.dev__ctrl--row{display:flex;align-items:center;justify-content:space-between}
.dev--mini{display:flex;align-items:center;justify-content:space-between;padding:12px 14px}
.dev.is-off .dev__ctrl,.dev.is-off .swatches{opacity:.35;pointer-events:none}

/* toggle */
.tog{position:relative;display:inline-block;width:44px;height:26px;flex:none;cursor:pointer}
.tog input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer;z-index:1}
.tog span{position:absolute;inset:0;border-radius:99px;background:#262D3E;border:1px solid var(--line-2);transition:background .25s,border-color .25s}
.tog span::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#8C95A8;transition:transform .3s var(--ease),background .25s}
.tog input:checked+span{background:rgba(255,179,71,.2);border-color:var(--amber)}
.tog input:checked+span::after{transform:translateX(18px);background:var(--amber)}
.tog input:focus-visible+span{outline:2px solid var(--cyan);outline-offset:2px}

/* range */
.rng{display:grid;gap:6px}
.rng span{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted)}
.rng b{font-family:var(--f-mono);font-weight:500;font-size:11.5px;color:var(--text)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:24px;background:transparent;margin:0;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:6px;background:linear-gradient(90deg,var(--amber) var(--p,50%),#262D3E var(--p,50%))}
input[type=range]::-moz-range-track{height:6px;border-radius:6px;background:linear-gradient(90deg,var(--amber) var(--p,50%),#262D3E var(--p,50%))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;margin-top:-7px;border-radius:50%;background:#F4F3EF;border:0;box-shadow:0 2px 8px rgba(0,0,0,.5)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#F4F3EF;border:0;box-shadow:0 2px 8px rgba(0,0,0,.5)}
.rng--temp input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(90deg,#FF9A3D,#FFE2B0 50%,#D6E8FF)}
.rng--temp input[type=range]::-moz-range-track{background:linear-gradient(90deg,#FF9A3D,#FFE2B0 50%,#D6E8FF)}

.step{width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);font-size:20px;line-height:1;background:#1D2436}
.step:hover{border-color:var(--cyan);color:var(--cyan)}
.deg{font-family:var(--f-display);font-size:26px;font-weight:300}

.swatches{margin-top:14px;display:flex;gap:10px}
.sw{width:30px;height:30px;border-radius:50%;background:var(--c);box-shadow:0 0 0 2px var(--panel-2),0 0 0 3px transparent;transition:box-shadow .25s,transform .25s}
.sw:hover{transform:scale(1.08)}
.sw[aria-checked="true"]{box-shadow:0 0 0 3px var(--panel-2),0 0 0 5px var(--c),0 0 18px var(--c)}

/* ambiente */
.lab__stage{display:grid;gap:14px}
.room-frame{overflow:hidden}
.room-bar{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);font-family:var(--f-mono);font-size:11.5px;color:#AEB6C6}
.room-bar__dot{width:8px;height:8px;border-radius:50%;background:var(--wa);box-shadow:0 0 8px var(--wa)}
.room-bar__time{margin-left:auto;color:var(--text)}
.room{width:100%;height:auto;background:#0C1019}
.room *{transition:opacity .9s var(--ease),fill .9s var(--ease),stroke .9s var(--ease)}
#gLamp stop,#gFloor stop{stop-color:var(--lamp,#FFB347)}
#gLed stop{stop-color:var(--led,#FFB347)}
#ledStrip{stroke:var(--led,#FFB347)}
#blind{transition:transform 1.2s var(--ease)}
#sun,#moon{transition:opacity .9s,transform 1.2s var(--ease)}
.air{stroke-dasharray:6 10;animation:air 1.4s linear infinite}
@keyframes air{to{stroke-dashoffset:-32}}
.room-chips{display:flex;flex-wrap:wrap;gap:6px;padding:12px 16px;border-top:1px solid var(--line);min-height:52px}
.chip{font-family:var(--f-mono);font-size:11px;padding:5px 9px;border-radius:7px;background:var(--panel-2);border:1px solid var(--line);color:#C3CAD7;animation:chipIn .5s var(--ease) both}
.chip b{font-weight:500;color:var(--amber)}
@keyframes chipIn{from{opacity:0;transform:translateY(6px)}}

.recipe{padding:22px}
.recipe__label{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.recipe__text{margin-top:10px;font-family:var(--f-display);font-weight:300;font-size:clamp(18px,1.7vw,21px);line-height:1.45;color:var(--text)}
.recipe__text em{font-style:normal;color:var(--amber)}
.recipe__kit{margin:18px 0 18px;padding-top:16px;border-top:1px dashed var(--line-2)}
.recipe__kit ul{list-style:none;margin:10px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}
.recipe__kit li{position:relative;padding-left:16px;font-size:14px;color:#C3CAD7;line-height:1.45}
.recipe__kit li::before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border-radius:2px;background:var(--cyan)}

/* =========================================================
   SIN ROMPER PAREDES · despiece
   ========================================================= */
.section--layers{overflow:hidden}
.layers{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:center}
.checks{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:12px}
.checks li{position:relative;padding-left:34px;color:#C9CFDB}
.checks li::before{content:"";position:absolute;left:0;top:.15em;width:22px;height:22px;border-radius:50%;border:1px solid rgba(255,179,71,.5);background:radial-gradient(circle,var(--amber) 3.5px,transparent 4.5px)}

.explode{position:relative;height:460px;perspective:1200px}
.explode__layer{
  position:absolute;left:50%;top:50%;width:230px;height:230px;margin:-115px 0 0 -115px;border-radius:26px;
  transform-style:preserve-3d;transition:transform 1.2s var(--ease);
  transform:rotateX(58deg) rotateZ(-38deg) translateZ(var(--z,0));
}
.explode__tag{
  position:absolute;left:calc(100% + 26px);top:50%;white-space:nowrap;
  font-family:var(--f-mono);font-size:11.5px;color:#C3CAD7;
  transform:rotateZ(38deg) rotateX(-58deg);transform-origin:left center;
  opacity:0;transition:opacity .6s .6s;
}
.explode__tag::before{content:"";display:inline-block;vertical-align:middle;width:18px;height:1px;margin-right:8px;background:var(--amber)}
.explode.is-open .explode__tag{opacity:1}
.explode__layer--box{background:#1B2130;border:2px dashed #3A4357}
.explode__layer--module{width:150px;height:150px;margin:-75px 0 0 -75px;background:linear-gradient(145deg,#1E2638,#111624);border:1px solid rgba(61,224,232,.55);box-shadow:0 0 40px -6px rgba(61,224,232,.45)}
.explode__chip{position:absolute;left:50%;top:50%;width:44px;height:44px;margin:-22px 0 0 -22px;border-radius:8px;background:#0A0D14;border:1px solid var(--cyan)}
.explode__wave{position:absolute;left:50%;top:50%;width:90px;height:90px;margin:-45px 0 0 -45px;border-radius:50%;border:1px solid rgba(61,224,232,.6);animation:wave 2.4s var(--ease) infinite}
@keyframes wave{from{transform:scale(.5);opacity:1}to{transform:scale(1.6);opacity:0}}
.explode__layer--frame{background:transparent;border:10px solid #9AA1AE;border-radius:22px}
.explode__layer--plate{background:linear-gradient(160deg,#F4F3EF,#D6D9DF);box-shadow:0 30px 60px -20px rgba(0,0,0,.6)}
.explode__key{position:absolute;left:50%;top:50%;width:110px;height:130px;margin:-65px 0 0 -55px;border-radius:14px;background:linear-gradient(180deg,#FBFBF9,#E1E3E8);box-shadow:0 3px 0 rgba(0,0,0,.1)}
.explode__layer--box{--z:-120px}
.explode__layer--module{--z:-60px}
.explode__layer--frame{--z:0px}
.explode__layer--plate{--z:10px}
.explode.is-open .explode__layer--box{--z:-190px}
.explode.is-open .explode__layer--module{--z:-70px}
.explode.is-open .explode__layer--frame{--z:40px}
.explode.is-open .explode__layer--plate{--z:150px}

/* =========================================================
   PROCESO (bloque claro)
   ========================================================= */
.section--light{background:var(--bone);color:var(--ink)}
.section--light .sub{color:#5B6272}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s;border-top:1px solid rgba(13,16,24,.14)}
.step-card{position:relative;padding:30px 26px 10px 0}
.step-card + .step-card{padding-left:26px;border-left:1px solid rgba(13,16,24,.14)}
.step-card::before{content:"";position:absolute;top:-4px;left:0;width:7px;height:7px;border-radius:50%;background:var(--ink)}
.step-card + .step-card::before{left:-4px}
.step-card__n{font-family:var(--f-mono);font-size:12px;color:#B5651D}
.step-card h3{margin-top:14px;font-size:24px;font-weight:500}
.step-card p{margin-top:10px;font-size:15.5px;color:#4A5160}

.compat{margin-top:70px;display:flex;align-items:center;gap:26px;flex-wrap:wrap;padding:22px 0;border-block:1px solid rgba(13,16,24,.14)}
.compat__label{font-family:var(--f-mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#5B6272}
.compat__list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 30px}
.compat__list li{font-family:var(--f-display);font-size:20px;font-weight:400;color:var(--ink)}

.duo{margin-top:40px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.duo__card{padding:clamp(26px,3.4vw,40px);border-radius:22px;background:#fff;border:1px solid rgba(13,16,24,.08)}
.duo__card--dark{background:var(--ink);color:var(--text);border-color:transparent}
.duo__tag{font-family:var(--f-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:#B5651D}
.duo__card--dark .duo__tag{color:var(--amber)}
.duo__card h3{margin-top:14px;font-size:clamp(24px,2.4vw,30px);font-weight:400}
.duo__card p{margin-top:12px;color:#4A5160}
.duo__card--dark p{color:var(--muted)}

/* =========================================================
   FAQ
   ========================================================= */
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,6vw,90px);align-items:start}
.faq .head{position:sticky;top:110px;margin-bottom:0}
.faq__list{border-top:1px solid var(--line-2)}
.qa{border-bottom:1px solid var(--line-2)}
.qa summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:24px 0;font-family:var(--f-display);font-size:clamp(18px,1.8vw,22px);font-weight:400;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{
  content:"";flex:none;width:40px;height:24px;border-radius:99px;border:1px solid var(--line-2);
  background:radial-gradient(circle at 12px 50%,#8C95A8 7px,transparent 7.5px);transition:background .35s var(--ease),border-color .35s;
}
.qa[open] summary::after{border-color:var(--amber);background:radial-gradient(circle at 28px 50%,var(--amber) 7px,transparent 7.5px)}
.qa p{padding:0 60px 24px 0;color:var(--muted)}

/* =========================================================
   CTA FINAL + FOOTER
   ========================================================= */
.cta{position:relative;padding:clamp(100px,14vw,170px) 0;text-align:center;overflow:hidden;border-top:1px solid var(--line)}
.cta__glow{position:absolute;left:50%;top:-40%;width:1100px;height:800px;margin-left:-550px;background:radial-gradient(closest-side,rgba(255,179,71,.2),transparent);pointer-events:none}
.cta__inner{position:relative;display:flex;flex-direction:column;align-items:center}
.cta__mark{width:92px;height:54px;color:var(--text);margin-bottom:30px}
.cta__title{font-size:clamp(36px,5.6vw,72px);font-weight:300;letter-spacing:-.04em}
.cta .sub{margin:20px auto 34px}

.foot{border-top:1px solid var(--line);padding:30px 0 40px}
.foot__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot__txt{font-size:14px;color:var(--muted)}
.foot__txt a{color:var(--text);border-bottom:1px solid var(--line-2)}
.foot__txt a:hover{color:var(--amber)}

.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:60;width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;background:var(--wa);color:#fff;box-shadow:0 12px 30px -8px rgba(37,211,102,.6);
  transform:scale(0);transition:transform .4s var(--ease);
}
.wa-float svg{width:30px;height:30px}
.wa-float.show{transform:scale(1)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1100px){
  .bento{grid-template-columns:repeat(3,1fr);grid-template-areas:"xl xl pe" "xl xl cl" "ce ca vo" "ce co in"}
  .lab{grid-template-columns:1fr}
  .lab__stage{display:contents}
  .room-frame{order:1}
  .lab__panel{order:2}
  .recipe{order:3}
  .steps{grid-template-columns:1fr 1fr;row-gap:20px}
  .step-card:nth-child(3){padding-left:0;border-left:0}
  .step-card:nth-child(3)::before{left:0}
}
@media (max-width:900px){
  .nav__links{
    position:fixed;inset:74px 0 auto;flex-direction:column;gap:0;padding:10px 20px 24px;
    background:rgba(7,9,15,.97);border-bottom:1px solid var(--line);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;
  }
  .nav__links a{padding:16px 0;border-bottom:1px solid var(--line);font-size:17px}
  .nav.is-open{background:rgba(7,9,15,.97)}
  .nav.is-open .nav__links{opacity:1;transform:none;pointer-events:auto}
  .nav__burger{display:block}
  .nav__cta{margin-left:auto}
  .dash{grid-template-columns:repeat(4,1fr)}
  .dash__item--hide-sm{display:none}
  .head--split{grid-template-columns:1fr;gap:0}
  .head--split .sub{margin-top:18px}
  .layers{grid-template-columns:1fr}
  .explode{height:400px}
  .faq{grid-template-columns:1fr}
  .faq .head{position:static;margin-bottom:30px}
  .duo{grid-template-columns:1fr}
}
@media (max-width:768px){
  body{font-size:16px}
  .bento{grid-template-columns:1fr 1fr;grid-auto-rows:200px;gap:10px;grid-template-areas:"xl xl" "xl xl" "pe cl" "ce ca" "ce vo" "co in"}
  .tile__body{padding:16px}
  .tile h3{font-size:18px}
  .tile p{font-size:13.5px}
  .tile:not(.tile--xl):not(.tile--ce) p{display:none}
  .devs{grid-template-columns:1fr}
  .dev[data-dev="luces"]{grid-column:auto}
  .recipe__kit ul{grid-template-columns:1fr}
  .qa p{padding-right:0}
}
@media (max-width:480px){
  .nav__inner{gap:14px}
  .nav .brand__logo{width:170px;height:44px}
  .nav__cta span{display:none}
  .nav__cta{padding:10px}
  .hero{padding-top:96px}
  .term{font-size:11px;padding:8px 11px}
  .term__prompt{display:none}
  .plate-wrap{margin:26px 0 24px}
  .hero__ctas{flex-direction:column;width:100%}
  .hero__ctas .btn{width:100%}
  .dash{grid-template-columns:1fr 1fr;margin-top:40px}
  .dash__item:nth-child(3){border-left:0}
  .dash__item:nth-child(n+3){border-top:1px solid var(--line)}
  .dev[data-dev="luces"] .dev__ctrl{grid-template-columns:1fr;gap:10px}
  .steps{grid-template-columns:1fr}
  .step-card,.step-card + .step-card{padding:26px 0 6px;border-left:0}
  .step-card + .step-card{border-top:1px solid rgba(13,16,24,.14)}
  .step-card::before,.step-card + .step-card::before{display:none}
  .explode{height:330px;transform:scale(.78)}
  .explode__tag{display:none}
  .compat__list li{font-size:17px}
  .foot__inner{flex-direction:column;align-items:flex-start}
}

/* =========================================================
   LITE / QA / reduced motion
   ========================================================= */
.lite .nav.is-solid{backdrop-filter:none;-webkit-backdrop-filter:none}
.lite .hero__warm{mix-blend-mode:normal}
.lite .plate::after,.lite .air,.lite .explode__wave,.lite .term__caret{animation:none}
.lite .reveal{opacity:1;transform:none;transition:none}
.lite .tile img{transition:none}
.qa .hero{min-height:900px}
.qa .reveal{opacity:1;transform:none;transition:none}
.qa *,.qa *::before,.qa *::after{animation:none!important;transition:none!important}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}