/* =================================================================
   DEXA CHILE — Sistema de diseño premium industrial-cinematográfico
   Paleta de marca real: teal #02A294 · naranja #EC7016 · navy #072233
   ================================================================= */

/* ---------- Tokens ---------- */
:root{
  /* Marca */
  --navy-900:#050f16;       /* base más profunda (cinematográfica) */
  --navy-800:#06141d;
  --navy-700:#072233;       /* navy oficial del logo */
  --navy-600:#0c2c3f;
  --navy-500:#123649;
  --teal-500:#02a294;       /* firma de marca (claro) */
  --teal-600:#028074;       /* firma de marca (profundo) */
  --teal-300:#3fd6c7;       /* glow / hover */
  --orange-500:#ec7016;     /* acento acción */
  --orange-400:#ff8a32;     /* hover naranja */
  --bone:#f4f2ec;           /* off-white cálido */
  --bone-2:#e7e3d8;
  --paper:#fbfaf6;
  --concrete:#8aa0ab;       /* gris frío secundario sobre oscuro */
  --concrete-ink:#5d6f78;   /* gris sobre claro */
  --line:rgba(244,242,236,.14);
  --line-dark:rgba(7,34,51,.12);

  /* Semánticos */
  --bg:var(--navy-800);
  --fg:var(--bone);
  --muted:var(--concrete);
  --accent:var(--orange-500);
  --brand:var(--teal-500);

  /* Tipografía */
  --f-display:"Archivo","Archivo Black",system-ui,sans-serif;
  --f-body:"Inter",system-ui,-apple-system,sans-serif;
  --f-mono:"Space Mono","SFMono-Regular",ui-monospace,monospace;

  /* Escala fluida */
  --step--1:clamp(.78rem,.74rem + .2vw,.9rem);
  --step-0:clamp(1rem,.95rem + .25vw,1.15rem);
  --step-1:clamp(1.2rem,1.1rem + .5vw,1.5rem);
  --step-2:clamp(1.5rem,1.3rem + 1vw,2.2rem);
  --step-3:clamp(2rem,1.6rem + 2vw,3.4rem);
  --step-4:clamp(2.6rem,1.9rem + 3.4vw,5rem);
  --step-5:clamp(3.4rem,2.2rem + 6vw,8rem);
  --step-6:clamp(4rem,2rem + 10vw,12rem);

  /* Layout */
  --container:1320px;
  --gutter:clamp(1.25rem,1rem + 3vw,5rem);
  --radius:4px;

  /* Easing premium */
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-inout:cubic-bezier(.76,0,.24,1);
  --dur:.9s;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html.lenis{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-stopped{overflow:hidden}
body{
  font-family:var(--f-body);
  font-size:var(--step-0);
  line-height:1.6;
  color:var(--fg);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
ul{list-style:none}
::selection{background:var(--orange-500);color:#fff}

/* ---------- Tipografía ---------- */
h1,h2,h3,h4{font-family:var(--f-display);font-weight:800;line-height:.98;letter-spacing:-.02em;text-transform:uppercase}
.display{font-size:var(--step-5);line-height:.92;letter-spacing:-.035em}
.h1{font-size:var(--step-4)}
.h2{font-size:var(--step-3)}
.h3{font-size:var(--step-2);letter-spacing:-.01em}
p{text-wrap:pretty}
.lead{font-size:var(--step-1);line-height:1.45;color:var(--bone);font-weight:400}
strong{font-weight:600}
.text-brand{color:var(--brand)}
.text-accent{color:var(--accent)}

/* Etiqueta técnica mono (spec-sheet) */
.eyebrow{
  font-family:var(--f-mono);
  font-size:var(--step--1);
  text-transform:uppercase;
  letter-spacing:.28em;
  color:var(--brand);
  display:inline-flex;align-items:center;gap:.7em;
}
.eyebrow::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 0 rgba(236,112,22,.6);
  animation:pulse 2.4s var(--ease-out) infinite;
}
.eyebrow.no-dot::before{display:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(236,112,22,.55)}70%{box-shadow:0 0 0 12px rgba(236,112,22,0)}100%{box-shadow:0 0 0 0 rgba(236,112,22,0)}}

.index-num{font-family:var(--f-mono);font-size:var(--step--1);color:var(--accent);letter-spacing:.1em}

/* ---------- Layout ---------- */
.container{width:min(100% - var(--gutter)*2,var(--container));margin-inline:auto}
.section{padding-block:clamp(5rem,4rem + 8vw,11rem);position:relative}
.section--tight{padding-block:clamp(3.5rem,3rem + 4vw,6rem)}
.bg-navy{background:var(--navy-800)}
.bg-deep{background:var(--navy-900)}
.bg-bone{background:var(--bone);color:var(--navy-700)}
.bg-bone .eyebrow{color:var(--teal-600)}
.bg-bone .muted{color:var(--concrete-ink)}
.muted{color:var(--muted)}
.grid{display:grid;gap:clamp(1.5rem,1rem + 2vw,3rem)}
.divider{height:1px;background:var(--line);border:0}

/* Líneas industriales de fondo */
.rule-top{border-top:1px solid var(--line)}
.bg-bone .rule-top{border-color:var(--line-dark)}

/* ---------- Botones ---------- */
.btn{
  --bg-btn:var(--orange-500);--fg-btn:#0a0a0a;
  position:relative;display:inline-flex;align-items:center;gap:.8em;
  padding:1.05em 2em;font-family:var(--f-mono);font-size:var(--step--1);
  text-transform:uppercase;letter-spacing:.16em;font-weight:700;
  background:var(--bg-btn);color:var(--fg-btn);border-radius:100px;
  overflow:hidden;isolation:isolate;transition:color .5s var(--ease-out),transform .4s var(--ease-out);
  will-change:transform;
}
.btn span{position:relative;z-index:2;display:inline-flex;align-items:center;gap:.7em}
.btn::after{
  content:"";position:absolute;inset:0;z-index:1;border-radius:inherit;
  background:var(--navy-700);transform:translateY(101%);transition:transform .55s var(--ease-out);
}
.btn:hover::after{transform:translateY(0)}
.btn:hover{color:#fff}
.btn .arrow{transition:transform .45s var(--ease-out)}
.btn:hover .arrow{transform:translate(.3em,-.3em)}
.btn--ghost{--bg-btn:transparent;--fg-btn:var(--bone);border:1px solid var(--line)}
.btn--ghost::after{background:var(--orange-500)}
.btn--ghost:hover{color:#0a0a0a;border-color:var(--orange-500)}
.bg-bone .btn--ghost{--fg-btn:var(--navy-700);border-color:rgba(7,34,51,.2)}

.link-underline{position:relative;font-family:var(--f-mono);font-size:var(--step--1);text-transform:uppercase;letter-spacing:.14em;padding-bottom:.3em}
.link-underline::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease-out)}
.link-underline:hover::after{transform:scaleX(1);transform-origin:left}

/* ---------- Preloader ---------- */
.preloader{position:fixed;inset:0;z-index:9999;background:var(--navy-900);display:grid;place-items:center}
.preloader__inner{text-align:center;width:min(80vw,420px)}
.preloader__logo{height:54px;margin-inline:auto;opacity:0}
.preloader__bar{margin-top:1.8rem;height:2px;width:100%;background:var(--line);position:relative;overflow:hidden}
.preloader__bar i{position:absolute;inset:0;background:var(--orange-500);transform-origin:left;transform:scaleX(0)}
.preloader__count{margin-top:1rem;font-family:var(--f-mono);font-size:var(--step--1);letter-spacing:.3em;color:var(--concrete)}
.preloader__count b{color:var(--brand);font-weight:400}

/* ---------- Cursor ---------- */
.cursor{position:fixed;top:0;left:0;width:9px;height:9px;border-radius:50%;background:var(--orange-500);z-index:9998;pointer-events:none;transform:translate(-50%,-50%);mix-blend-mode:difference}
.cursor-ring{position:fixed;top:0;left:0;width:46px;height:46px;border:1px solid rgba(244,242,236,.4);border-radius:50%;z-index:9997;pointer-events:none;transform:translate(-50%,-50%);transition:width .3s var(--ease-out),height .3s var(--ease-out),background .3s,border-color .3s}
.cursor-ring.is-hover{width:74px;height:74px;background:rgba(236,112,22,.1);border-color:var(--orange-500)}
@media (hover:none),(pointer:coarse){.cursor,.cursor-ring{display:none}}

/* ---------- Header / Nav ---------- */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;transition:transform .5s var(--ease-out),background .4s,border-color .4s,backdrop-filter .4s;border-bottom:1px solid transparent}
.header.hide{transform:translateY(-100%)}
.header.solid{background:rgba(5,15,22,.82);backdrop-filter:blur(14px) saturate(140%);border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:2rem;height:84px;width:min(100% - var(--gutter)*2,1600px);margin-inline:auto}
.nav__logo{height:34px;display:flex;align-items:center}
.nav__logo img{height:100%;width:auto}
.nav__menu{display:flex;align-items:center;gap:2.4rem}
.nav__link{font-family:var(--f-mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.16em;color:var(--bone);position:relative;padding:.4rem 0;display:inline-flex;align-items:center;gap:.5em;opacity:.85;transition:opacity .3s}
.nav__link:hover{opacity:1}
.nav__link::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1px;background:var(--orange-500);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease-out)}
.nav__link:hover::after,.nav__link[aria-current="page"]::after{transform:scaleX(1);transform-origin:left}
.nav__cta{display:inline-flex}
.nav__right{display:flex;align-items:center;gap:1.6rem}

/* Dropdown */
.nav__item{position:relative}
.nav__caret{width:9px;height:9px;transition:transform .35s}
.nav__item:hover .nav__caret,.nav__item.open .nav__caret{transform:rotate(180deg)}
.dropdown{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(10px);min-width:300px;background:rgba(6,20,29,.97);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:var(--radius);padding:.6rem;opacity:0;visibility:hidden;transition:opacity .35s var(--ease-out),transform .35s var(--ease-out)}
/* Puente invisible que cubre el hueco link↔menú para no perder el hover al bajar */
.dropdown::before{content:"";position:absolute;top:-18px;left:0;width:100%;height:20px}
.nav__item:hover .dropdown,.nav__item.open .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 1rem;border-radius:3px;font-family:var(--f-body);font-size:.92rem;letter-spacing:0;text-transform:none;color:var(--bone);transition:background .3s,padding .3s}
.dropdown a span{font-family:var(--f-mono);font-size:.62rem;color:var(--concrete);letter-spacing:.1em}
.dropdown a:hover{background:rgba(2,162,148,.12);padding-left:1.4rem}
.dropdown a:hover span{color:var(--orange-500)}

/* Burger / móvil */
.burger{display:none;width:44px;height:44px;position:relative;z-index:1002}
.burger i{position:absolute;left:9px;width:26px;height:2px;background:var(--bone);transition:transform .4s var(--ease-out),opacity .3s}
.burger i:nth-child(1){top:17px}.burger i:nth-child(2){top:25px}
.burger.open i:nth-child(1){transform:translateY(4px) rotate(45deg)}
.burger.open i:nth-child(2){transform:translateY(-4px) rotate(-45deg)}
.mobile-menu{position:fixed;inset:0;z-index:1001;background:var(--navy-900);padding:7rem var(--gutter) 3rem;display:flex;flex-direction:column;transform:translateY(-100%);transition:transform .7s var(--ease-inout);overflow-y:auto}
.mobile-menu.open{transform:translateY(0)}
.mobile-menu a{font-family:var(--f-display);text-transform:uppercase;font-size:clamp(2rem,8vw,3.2rem);font-weight:800;letter-spacing:-.02em;padding:.35em 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.mobile-menu a small{font-family:var(--f-mono);font-size:.7rem;color:var(--accent);font-weight:400}
.mobile-menu__foot{margin-top:auto;padding-top:2rem;font-family:var(--f-mono);font-size:.8rem;color:var(--concrete);letter-spacing:.05em}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:var(--navy-900)}
.hero__media{position:absolute;top:0;left:0;width:100%;height:120%;z-index:0;background:#06141d url("../img/hero-poster.jpg") center center/cover no-repeat;will-change:transform}
.hero__media img,.hero__media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__media .hero__video{z-index:1}
.hero__media::after{content:"";position:absolute;inset:0;z-index:2;background:
  linear-gradient(180deg,rgba(3,10,15,.82) 0%,rgba(3,10,15,.66) 45%,rgba(3,10,15,.8) 72%,rgba(3,10,15,.97) 100%),
  linear-gradient(rgba(3,10,15,.6),rgba(3,10,15,.6))}
.hero__grain{position:absolute;inset:0;z-index:1;opacity:.05;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
#dust{position:absolute;inset:0;z-index:1;pointer-events:none}
.hero__inner{position:relative;z-index:3;text-align:center;padding-top:120px;padding-bottom:clamp(2rem,1.5rem + 3vw,4rem)}
.hero__eyebrow{margin-bottom:clamp(1.2rem,1rem + 1vw,2rem)}
.hero__title{font-size:clamp(2.3rem,1rem + 7vw,8.4rem);line-height:.96;letter-spacing:-.03em;max-width:18ch;margin-inline:auto}
@media (max-height:800px) and (min-width:1024px){.hero__title{font-size:clamp(2.6rem,5.4vw,4.8rem)}}
.hero__title .line{display:block;overflow:hidden}
.hero__title .line > span{display:block;will-change:transform}
.hero__title em{font-style:normal;color:var(--accent)}
.hero__meta{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.7rem;margin-top:clamp(1.6rem,1.2rem + 2vw,2.6rem)}
.hero__sub{max-width:54ch;margin-inline:auto;text-align:center;color:var(--bone);font-size:var(--step-1);line-height:1.45;font-weight:300}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:center}
.hero__scroll{position:absolute;right:var(--gutter);bottom:2.2rem;z-index:3;display:flex;flex-direction:column;align-items:center;gap:.8rem;font-family:var(--f-mono);font-size:.6rem;letter-spacing:.25em;text-transform:uppercase;color:var(--concrete);writing-mode:vertical-rl}
.hero__scroll i{width:1px;height:54px;background:linear-gradient(var(--orange-500),transparent);position:relative;overflow:hidden}
.hero__scroll i::after{content:"";position:absolute;top:0;left:0;width:100%;height:40%;background:var(--orange-500);animation:scrolldot 2s var(--ease-inout) infinite}
@keyframes scrolldot{0%{transform:translateY(-100%)}100%{transform:translateY(250%)}}

/* Ticker bajo el hero */
.ticker{border-block:1px solid var(--line);background:var(--navy-900);overflow:hidden;padding:1.1rem 0}
.ticker__track{display:flex;gap:3.5rem;width:max-content;animation:marquee 38s linear infinite}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker__item{font-family:var(--f-display);text-transform:uppercase;font-weight:700;font-size:clamp(1.1rem,1rem + 1vw,1.7rem);letter-spacing:.02em;color:var(--bone);display:inline-flex;align-items:center;gap:3.5rem;white-space:nowrap;opacity:.55}
.ticker__item::after{content:"";width:8px;height:8px;background:var(--orange-500);border-radius:50%}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Reveal utils ---------- */
.reveal,[data-reveal]{will-change:transform,opacity}
.line-mask{overflow:hidden;display:block}
.line-mask > *{display:block}

/* ---------- Intro / bienvenida ---------- */
.intro__grid{display:grid;grid-template-columns:1fr;gap:clamp(2rem,1rem + 4vw,5rem)}
@media(min-width:900px){.intro__grid{grid-template-columns:minmax(0,1.3fr) minmax(0,.85fr);align-items:end}}
.intro__statement{font-family:var(--f-display);text-transform:uppercase;font-weight:800;font-size:var(--step-3);line-height:1.02;letter-spacing:-.02em}
.intro__statement .muted{color:var(--concrete);-webkit-text-stroke:0}
.intro__aside p{color:var(--concrete);margin-bottom:1.5rem}
.intro__badge{display:flex;align-items:center;gap:1.2rem;margin-top:1rem}
.intro__badge img{width:84px;height:auto}
.intro__badge div{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--concrete);line-height:1.5}

/* ---------- Stats / cifras ---------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:760px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--navy-800);padding:clamp(1.6rem,1.2rem + 2vw,2.8rem);display:flex;flex-direction:column;gap:.4rem;position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;top:0;left:0;width:0;height:2px;background:var(--orange-500);transition:width 1s var(--ease-out) .2s}
.stat.in::before{width:100%}
.stat__num{font-family:var(--f-display);font-weight:800;font-size:clamp(2.6rem,2rem + 3vw,4.6rem);line-height:1;letter-spacing:-.03em;color:var(--bone)}
.stat__num small{font-size:.4em;color:var(--orange-500);margin-left:.1em}
.stat__label{font-family:var(--f-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--concrete);line-height:1.4}

/* ---------- Servicios (lista interactiva) ---------- */
.svc-list{border-top:1px solid var(--line-dark)}
.svc{position:relative;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:2rem;padding:clamp(1.6rem,1.2rem + 2vw,2.6rem) 0;border-bottom:1px solid var(--line-dark);transition:padding .5s var(--ease-out)}
.svc__idx{font-family:var(--f-mono);font-size:.8rem;color:var(--teal-600)}
.svc__name{font-family:var(--f-display);text-transform:uppercase;font-weight:800;font-size:clamp(1.8rem,1.2rem + 3vw,3.6rem);line-height:1;letter-spacing:-.02em;color:var(--navy-700);transition:transform .5s var(--ease-out),color .4s;display:flex;align-items:center;gap:1rem;min-width:0;overflow-wrap:break-word}
.svc__arrow{width:clamp(34px,4vw,52px);height:clamp(34px,4vw,52px);border-radius:50%;border:1px solid rgba(7,34,51,.2);display:grid;place-items:center;transition:background .4s,border-color .4s,transform .5s var(--ease-out);color:var(--navy-700)}
.svc:hover .svc__name{color:var(--teal-600);transform:translateX(1.2rem)}
.svc:hover .svc__arrow{background:var(--orange-500);border-color:var(--orange-500);color:#fff;transform:rotate(-45deg)}
.svc__preview{position:fixed;top:0;left:0;width:clamp(260px,24vw,380px);aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;pointer-events:none;opacity:0;z-index:50;box-shadow:0 30px 80px rgba(5,15,22,.4);transform:translate(-50%,-50%) scale(.9);transition:opacity .4s var(--ease-out),transform .4s var(--ease-out)}
.svc__preview img{width:100%;height:100%;object-fit:cover}
.svc__preview.show{opacity:1;transform:translate(-50%,-50%) scale(1)}
@media(hover:none){.svc__preview{display:none}}

/* tarjetas de servicio (móvil / grid alterno) */
.cards{display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:680px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1080px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{position:relative;background:var(--navy-700);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.6rem,1.2rem + 1.5vw,2.4rem);overflow:hidden;transition:transform .5s var(--ease-out),border-color .4s;min-height:300px;display:flex;flex-direction:column;justify-content:space-between;gap:2.5rem}
.card:hover{transform:translateY(-6px);border-color:var(--teal-600)}
.card::after{content:"";position:absolute;inset:auto -40% -50% auto;width:70%;height:70%;background:radial-gradient(circle,rgba(2,162,148,.18),transparent 70%);opacity:0;transition:opacity .5s}
.card:hover::after{opacity:1}
.card__icon{width:56px;height:56px;filter:brightness(0) saturate(100%) invert(60%) sepia(58%) saturate(560%) hue-rotate(130deg)}
.card h3{font-size:var(--step-1);color:var(--bone)}
.card p{color:var(--concrete);font-size:.95rem;margin-top:.7rem}
.card__link{margin-top:1.4rem}

/* ---------- Split section (asbesto / demoliciones) ---------- */
.split{display:grid;grid-template-columns:1fr;gap:clamp(2rem,1rem + 4vw,4.5rem);align-items:center}
@media(min-width:900px){.split{grid-template-columns:repeat(2,1fr)}.split--rev .split__media{order:2}}
.split__media{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5}
.split__media img{width:100%;height:100%;object-fit:cover;will-change:transform}
.split__media figcaption{position:absolute;left:1.2rem;bottom:1.2rem;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bone);background:rgba(5,15,22,.6);backdrop-filter:blur(6px);padding:.5em .9em;border-radius:100px}
.split__body h2{margin-bottom:1.4rem}
.split__body p{color:var(--concrete);margin-bottom:1.2rem;max-width:52ch}
.feature-list{margin:2rem 0;display:grid;gap:1px;background:var(--line);border-block:1px solid var(--line)}
.bg-bone .feature-list{background:var(--line-dark);border-color:var(--line-dark)}
.feature-list li{padding:1.1rem .2rem;display:flex;align-items:center;gap:1rem;font-size:.98rem}
.bg-bone .feature-list li{background:var(--bone)}
.bg-navy .feature-list li,.bg-deep .feature-list li{background:var(--navy-800)}
.feature-list li::before{content:"";flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--teal-600);background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2302a294' stroke-width='3'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/12px no-repeat}

/* ---------- Proceso (pasos) ---------- */
.process{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:760px){.process{grid-template-columns:repeat(4,1fr)}}
.step{background:var(--navy-800);padding:clamp(1.6rem,1.2rem + 2vw,2.6rem);min-height:280px;display:flex;flex-direction:column;justify-content:space-between;gap:2rem;position:relative;overflow:hidden;transition:background .5s}
.step:hover{background:var(--navy-700)}
.step__n{font-family:var(--f-mono);font-size:.78rem;color:var(--orange-500);letter-spacing:.1em}
.step h3{font-size:var(--step-1);color:var(--bone)}
.step p{font-size:.9rem;color:var(--concrete);margin-top:.6rem}
.step__bg{position:absolute;inset:0;z-index:0;opacity:.92;object-fit:cover;width:100%;height:100%;transition:opacity .5s,transform 1.2s var(--ease-out)}
.step:hover .step__bg{opacity:1;transform:scale(1.06)}
.step::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,rgba(5,14,20,.5) 0%,rgba(5,14,20,.26) 38%,rgba(5,14,20,.9) 100%)}
.step > *{position:relative;z-index:2}

/* ---------- Clientes marquee ---------- */
.clients{overflow:hidden;padding-block:clamp(2rem,1.5rem + 2vw,3.4rem);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.clients__track{display:flex;align-items:center;gap:clamp(2rem,1rem + 4vw,5rem);width:max-content;animation:marquee 46s linear infinite}
.clients.rev .clients__track{animation-direction:reverse;animation-duration:54s}
.clients__track img{height:clamp(28px,2.4vw,40px);width:auto;object-fit:contain;filter:grayscale(1) brightness(0) invert(1);opacity:.5;transition:opacity .4s,filter .4s}
.clients__track img:hover{opacity:1;filter:none}
.bg-bone .clients__track img{filter:grayscale(1);opacity:.55}
.bg-bone .clients__track img:hover{filter:none;opacity:1}

/* ---------- Certificaciones / seguridad ---------- */
.trust{display:grid;grid-template-columns:1fr;gap:clamp(2rem,1rem + 3vw,4rem);align-items:center}
@media(min-width:860px){.trust{grid-template-columns:1.1fr .9fr}}
.badges{display:flex;flex-wrap:wrap;gap:1.4rem;align-items:center}
.badges img{height:clamp(56px,7vw,86px);width:auto;background:#fff;padding:.7rem 1rem;border-radius:var(--radius)}
.trust__points{display:grid;gap:1.4rem;margin-top:2rem}
.trust__point{display:flex;gap:1.2rem;align-items:flex-start}
.trust__point span{font-family:var(--f-mono);color:var(--orange-500);font-size:.8rem;padding-top:.2rem}
.trust__point h4{font-family:var(--f-body);font-weight:600;text-transform:none;letter-spacing:0;font-size:1.05rem;color:var(--bone)}
.trust__point p{color:var(--concrete);font-size:.92rem;margin-top:.2rem}

/* ---------- Contacto / CTA ---------- */
.cta{position:relative;overflow:hidden;background:var(--navy-900)}
.cta__inner{display:grid;grid-template-columns:1fr;gap:clamp(2.5rem,1.5rem + 4vw,5rem)}
@media(min-width:940px){.cta__inner{grid-template-columns:1.2fr .8fr}}
.cta__title{font-size:var(--step-5);line-height:.9;letter-spacing:-.035em}
.cta__title em{font-style:normal;color:var(--orange-500)}
.contact-card{background:var(--navy-700);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.8rem,1.4rem + 2vw,2.8rem);display:flex;flex-direction:column;gap:1.6rem}
.contact-row{display:flex;flex-direction:column;gap:.3rem;padding-bottom:1.4rem;border-bottom:1px solid var(--line)}
.contact-row:last-child{border-bottom:0;padding-bottom:0}
.contact-row .k{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--concrete)}
.contact-row .v{font-size:1.1rem;color:var(--bone);font-weight:500;transition:color .3s}
.contact-row a.v:hover{color:var(--teal-500)}
.cta__glow{position:absolute;width:60vw;height:60vw;max-width:800px;max-height:800px;right:-15%;top:-20%;background:radial-gradient(circle,rgba(236,112,22,.16),transparent 65%);pointer-events:none;z-index:0}
.cta__inner{position:relative;z-index:1}

/* ---------- Footer ---------- */
.footer{background:var(--navy-900);border-top:1px solid var(--line);padding-top:clamp(3.5rem,2.5rem + 4vw,6rem)}
.footer__top{display:grid;grid-template-columns:1fr;gap:clamp(2rem,1rem + 3vw,4rem)}
@media(min-width:860px){.footer__top{grid-template-columns:1.4fr 1fr 1fr}}
.footer__logo{height:38px;width:auto;margin-bottom:1.6rem}
.footer__col h5{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--concrete);margin-bottom:1.4rem}
.footer__col li{margin-bottom:.85rem}
.footer__col a{color:var(--bone);opacity:.8;transition:opacity .3s,padding .3s;display:inline-block}
.footer__col a:hover{opacity:1;padding-left:.4rem;color:var(--teal-500)}
.footer p.muted{max-width:38ch;font-size:.92rem}
.footer__big{font-family:var(--f-display);font-weight:800;text-transform:uppercase;letter-spacing:-.04em;font-size:clamp(3.5rem,8vw + 1rem,13rem);line-height:.8;color:var(--navy-700);margin-top:clamp(3rem,2rem + 4vw,6rem);text-align:center;-webkit-text-stroke:1px rgba(244,242,236,.07);color:transparent;user-select:none}
.footer__bar{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;padding:2rem 0;border-top:1px solid var(--line);margin-top:2rem;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.08em;color:var(--concrete);text-transform:uppercase}
.footer__bar a:hover{color:var(--teal-500)}

/* WhatsApp flotante */
.wa{position:fixed;right:clamp(1rem,2vw,2rem);bottom:clamp(1rem,2vw,2rem);z-index:900;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px rgba(37,211,102,.35);transition:transform .4s var(--ease-out)}
.wa:hover{transform:scale(1.08) rotate(6deg)}
.wa svg{width:30px;height:30px}

/* ---------- Page hero interno ---------- */
.phero{position:relative;min-height:74svh;display:flex;align-items:flex-end;overflow:hidden;background:var(--navy-900)}
.phero__media{position:absolute;inset:0;z-index:0}
.phero__media img{width:100%;height:115%;object-fit:cover;will-change:transform}
.phero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,15,22,.75),rgba(5,15,22,.25) 40%,rgba(5,15,22,.95))}
.phero__inner{position:relative;z-index:2;padding-block:140px clamp(2.5rem,2rem + 3vw,4.5rem)}
.phero__title{font-size:var(--step-5);line-height:.9;letter-spacing:-.035em;max-width:16ch}
.phero__title em{font-style:normal;color:var(--orange-500)}
.breadcrumb{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--concrete);margin-bottom:1.6rem;display:flex;gap:.6rem;align-items:center}
.breadcrumb a:hover{color:var(--teal-500)}
.breadcrumb span{color:var(--orange-500)}

.prose{max-width:64ch}
.prose p{color:var(--concrete);margin-bottom:1.4rem}
.prose h3{color:var(--bone);margin:2.4rem 0 1rem}

/* galería interna */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:760px){.gallery{grid-template-columns:repeat(3,1fr)}}
.gallery figure{position:relative;overflow:hidden;aspect-ratio:1;background:var(--navy-800)}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease-out)}
.gallery figure:hover img{transform:scale(1.08)}

/* ---------- Animación base (estado inicial JS) ---------- */
.js [data-anim]{opacity:0}
.js [data-anim="up"]{transform:translateY(40px)}
.qa [data-anim]{opacity:1!important;transform:none!important}
/* QA: altura de hero fija para capturas con geometría estable (no afecta producción) */
.qa .hero{min-height:760px}
.qa .phero{min-height:560px}
.qa #dust{display:none}

/* ---------- Responsive nav ---------- */
@media(max-width:1080px){
  .nav__menu,.nav__cta{display:none}
  .burger{display:block}
  .nav{height:72px}
}

/* ---------- Optimización celular ---------- */
@media (max-width:600px){
  .section{padding-block:clamp(3.2rem,2.4rem + 6vw,5rem)}
  /* Hero */
  .hero__scroll{display:none}
  .hero__inner{padding-top:92px;padding-bottom:2.4rem}
  .hero__title{font-size:clamp(1.8rem,4vw + 1.05rem,2.5rem);line-height:1.04}
  .hero__sub{font-size:1rem;max-width:34ch;padding-inline:.6rem}
  .hero__actions{width:100%}
  .hero__actions .btn{flex:1 1 auto;justify-content:center}
  /* Cifras: que NO se corten los números */
  .stat{padding:1.3rem 1rem}
  .stat__num{font-size:2.1rem;letter-spacing:-.02em}
  .stat__num small{font-size:.42em}
  .stat__label{font-size:.6rem;letter-spacing:.08em}
  /* Servicios: que "COMPLEMENTARIOS" no se desborde */
  .svc{gap:.9rem;padding:1.35rem 0}
  .svc__name{font-size:1.55rem;gap:.5rem;line-height:1.02}
  .svc__arrow{width:36px;height:36px;flex:none}
  .svc__idx{font-size:.68rem}
  /* Proceso: tarjetas compactas, sin vacíos */
  .step{min-height:240px;gap:1rem;padding:1.5rem 1.3rem}
  /* Splits / cards: aire justo */
  .split__media{aspect-ratio:4/3}
  .card{min-height:auto;gap:1.6rem;padding:1.6rem 1.4rem}
  .contact-card{padding:1.5rem 1.3rem}
  .footer__big{font-size:clamp(2.6rem,16vw,4.2rem)}
  /* Botones cómodos al tacto */
  .btn{padding:1.05em 1.6em}
}
/* Hero móvil: video horizontal completo como banda (se ve toda la demolición, sin recorte/zoom); texto debajo */
@media (max-width:680px){
  .hero{flex-direction:column;align-items:stretch;justify-content:flex-start;min-height:100svh}
  .hero__media{position:relative;inset:auto;top:auto;left:auto;width:100%;height:auto;aspect-ratio:16/9;margin-top:62px;flex:none}
  .hero__media img,.hero__media video{height:100%}
  .hero__media::after{z-index:2;background:linear-gradient(180deg,rgba(3,10,15,.16) 0%,rgba(3,10,15,.04) 52%,rgba(6,20,29,.99) 100%)}
  .hero__grain{display:none}
  .hero__inner{position:relative;z-index:3;flex:1 1 auto;display:flex;flex-direction:column;justify-content:center;padding-top:1.6rem;padding-bottom:2.2rem}
  .hero__scroll{display:none}
}
@media (max-width:380px){
  .stat__num{font-size:1.85rem}
  .hero__title{font-size:1.7rem}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .js [data-anim]{opacity:1!important;transform:none!important}
  .ticker__track,.clients__track{animation:none!important}
  .hero__media img{height:100%}
}