/* ============================================================
   Estudio Chulia & Asociados — home-cine.css
   Home cinematográfica (port fiel del preview-motion, production).
   Documento autocontenido: esta hoja es la ÚNICA de la home, así no
   hereda estilos del layout y queda idéntica al preview.
   CSP-safe: no hay estilos inline; todo va por clases.
   ============================================================ */
:root{
  --bg:#04060c; --bg-2:#070a14;
  --ink:#f1f0ea; --ink-2:#d7d8d2; --muted:rgba(241,240,234,.62);
  --gold:#c4a35a; --gold-2:#e3cc94; --gold-deep:#a8884a;
  --glass:rgba(255,255,255,.045); --glass-2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.10); --line-strong:rgba(255,255,255,.2);
  --display:'Spectral',Georgia,serif; --display-2:'Playfair Display',Georgia,serif;
  --sans:'Hanken Grotesk',system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;}
body{font-family:var(--sans);background:var(--bg);color:var(--ink-2);font-size:17px;line-height:1.7;overflow-x:hidden;}
img,video{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:var(--display);color:var(--ink);font-weight:500;line-height:1.05;letter-spacing:-.015em;}
::selection{background:var(--gold);color:#04060c;}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;}

.container{max-width:1240px;margin:0 auto;padding:0 clamp(1.25rem,4vw,3rem);}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--gold);color:#04060c;padding:.6rem 1rem;z-index:2000;}
.skip-link:focus{left:1rem;top:1rem;}

/* Fondo líquido */
.bg{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;will-change:transform;}
.b1{width:46vw;height:46vw;left:-8vw;top:-10vw;background:radial-gradient(circle,rgba(196,163,90,.22),transparent 70%);}
.b2{width:40vw;height:40vw;right:-10vw;top:18vh;background:radial-gradient(circle,rgba(120,90,40,.18),transparent 70%);}
.b3{width:50vw;height:50vw;left:10vw;bottom:-20vw;background:radial-gradient(circle,rgba(227,204,148,.10),transparent 70%);}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  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='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}

.progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:1000;
  background:linear-gradient(90deg,var(--gold-deep),var(--gold-2));box-shadow:0 0 18px rgba(227,204,148,.5);}

/* Header */
.hdr{position:fixed;top:0;left:0;right:0;z-index:900;padding:1.1rem 0;transition:background .4s var(--ease),padding .4s var(--ease),border-color .4s var(--ease);border-bottom:1px solid transparent;}
.hdr.scrolled{background:rgba(4,6,12,.7);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom-color:var(--line);padding:.7rem 0;}
.hdr .container{display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:.7rem;}
.mono{width:42px;height:42px;border:1px solid var(--gold);display:grid;place-items:center;position:relative;flex:none;}
.mono::after{content:'';position:absolute;inset:4px;border:1px solid rgba(227,204,148,.3);}
.mono b{font-family:var(--display-2);color:var(--gold-2);font-weight:600;font-size:.95rem;}
.brand .n{font-family:var(--display-2);font-size:1.05rem;color:var(--ink);line-height:1;display:block;}
.brand .s{font-size:.58rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold-2);margin-top:.3rem;display:block;}
.nav{display:flex;gap:2rem;align-items:center;}
.nav a{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;transition:color .25s;position:relative;}
.nav a:not(.cta)::after{content:'';position:absolute;left:0;right:100%;bottom:-6px;height:1px;background:var(--gold-2);transition:right .3s var(--ease);}
.nav a:hover{color:var(--ink);}
.nav a:not(.cta):hover::after{right:0;}
.nav .cta{padding:.6rem 1.2rem;border:1px solid var(--line-strong);border-radius:999px;color:var(--ink);}
.nav .cta:hover{border-color:var(--gold-2);color:var(--gold-2);}
.hdr-menu{display:none;background:none;border:0;cursor:pointer;padding:.35rem;color:var(--ink);line-height:0;}
.hdr-menu svg{width:26px;height:26px;}
@media(max-width:860px){
  .hdr-menu{display:inline-flex;}
  .nav{position:fixed;inset:0 0 0 auto;width:min(82vw,330px);flex-direction:column;align-items:flex-start;gap:1.4rem;
    background:rgba(4,6,12,.97);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-left:1px solid var(--line);padding:6rem 2rem 2rem;transform:translateX(101%);
    transition:transform .42s var(--ease);z-index:950;}
  .nav.open{transform:none;}
  .nav a{font-size:.92rem;letter-spacing:.1em;}
  .nav .cta{align-self:stretch;text-align:center;}
}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media video,.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-veil{position:absolute;inset:0;z-index:1;background:
  linear-gradient(180deg,rgba(4,6,12,.55) 0%,rgba(4,6,12,.7) 55%,rgba(4,6,12,.96) 100%),
  radial-gradient(80% 60% at 30% 40%,rgba(4,6,12,.2),rgba(4,6,12,.85));}
#heroCanvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:2;pointer-events:none;}
.hero-inner{position:relative;z-index:3;width:100%;padding-top:3.5rem;}
.kicker{font-size:.74rem;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--gold-2);display:inline-flex;align-items:center;gap:.8rem;}
.kicker::before{content:'';width:34px;height:1px;background:var(--gold);}
.kicker.center{justify-content:center;}
.hero h1{font-size:clamp(2.8rem,7vw,6rem);margin:1.4rem 0;max-width:16ch;}
.hero h1 .ln{display:block;overflow:hidden;}
.hero h1 .ln > span{display:block;transform:translateY(110%);}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--ink-2);max-width:52ch;margin-bottom:2.2rem;}
.btns{display:flex;gap:1rem;flex-wrap:wrap;}
.btns.center{justify-content:center;}
.btn{display:inline-flex;align-items:center;gap:.6rem;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:1.05rem 1.9rem;border:1px solid transparent;cursor:pointer;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,color .3s,border-color .3s;border-radius:2px;}
.btn .arw{transition:transform .3s var(--ease);}
.btn:hover .arw{transform:translateX(5px);}
.btn.gold{background:linear-gradient(180deg,var(--gold-2),var(--gold));color:#1a1407;box-shadow:0 14px 34px -14px rgba(196,163,90,.7);}
.btn.gold:hover{transform:translateY(-3px);box-shadow:0 22px 48px -14px rgba(196,163,90,.9);}
.btn.ghost{border-color:var(--line-strong);color:var(--ink);}
.btn.ghost:hover{border-color:var(--gold-2);color:var(--gold-2);transform:translateY(-3px);}
.scroll-cue{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:3;display:flex;flex-direction:column;align-items:center;gap:.5rem;color:var(--muted);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;}
.scroll-cue .mouse{width:22px;height:36px;border:1px solid var(--line-strong);border-radius:14px;position:relative;}
.scroll-cue .mouse::after{content:'';position:absolute;left:50%;top:7px;width:3px;height:7px;border-radius:2px;background:var(--gold-2);transform:translateX(-50%);animation:cue 1.6s var(--ease) infinite;}
@keyframes cue{0%{opacity:0;transform:translate(-50%,0);}40%{opacity:1;}100%{opacity:0;transform:translate(-50%,12px);}}

/* Marquee */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:1.5rem 0;overflow:hidden;background:rgba(255,255,255,.015);position:relative;z-index:2;}
.marquee-track{display:flex;gap:3rem;white-space:nowrap;width:max-content;will-change:transform;}
.marquee-track span{font-family:var(--display-2);font-size:clamp(1.4rem,3vw,2.4rem);color:transparent;-webkit-text-stroke:1px rgba(227,204,148,.45);letter-spacing:.02em;}
.marquee-track span.fill{color:var(--gold-2);-webkit-text-stroke:0;}
.marquee-track .dot{color:var(--gold);-webkit-text-stroke:0;font-size:1.4rem;align-self:center;}

/* Sections */
section{position:relative;z-index:2;}
.sec{padding:clamp(6rem,12vh,11rem) 0;}
.sec-head{max-width:60ch;margin-bottom:3.5rem;}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.4rem);margin:1.2rem 0 .6rem;}
.sec-head p{color:var(--muted);font-size:1.08rem;}
.sec::before,.cta-sec::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:min(1100px,82%);height:1px;background:linear-gradient(90deg,transparent,rgba(227,204,148,.28),transparent);}

.reveal{opacity:0;transform:translateY(46px) rotateX(12deg);transform-origin:center top;transition:opacity .9s var(--ease),transform .9s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal-d1{transition-delay:.08s;}.reveal-d2{transition-delay:.16s;}.reveal-d3{transition-delay:.24s;}.reveal-d4{transition-delay:.32s;}
.mt-sm{margin-top:1.4rem;}
.mt-lg{margin-top:2.5rem;}

.manifesto{font-family:var(--display);font-size:clamp(1.8rem,4.6vw,3.6rem);line-height:1.25;color:var(--ink);max-width:20ch;letter-spacing:-.01em;}
.manifesto .g{color:var(--gold-2);font-style:italic;}
.manifesto .w{display:inline-block;opacity:.12;transition:opacity .5s var(--ease);}
.manifesto .w.lit{opacity:1;}

/* Horizontal areas */
.hpin{position:relative;}
.hpin-sticky{position:sticky;top:0;height:100vh;display:flex;align-items:center;overflow:hidden;}
.hpin-head{position:absolute;top:clamp(3rem,9vh,6rem);left:0;right:0;z-index:3;}
.htrack{display:flex;gap:2rem;padding:0 6vw;will-change:transform;}
.acard{position:relative;flex:0 0 clamp(280px,32vw,460px);height:clamp(380px,62vh,560px);border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--bg-2);}
.acard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.46;transition:opacity .6s var(--ease),transform 1.2s var(--ease);}
.acard:hover img{opacity:.62;transform:scale(1.06);}
.acard::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(4,6,12,.92));}
.acard-body{position:absolute;inset:auto 0 0 0;z-index:2;padding:1.8rem;}
.acard .num{font-family:var(--display-2);font-size:.8rem;color:var(--gold-2);letter-spacing:.2em;}
.acard h3{font-size:1.7rem;margin:.5rem 0 .6rem;color:var(--ink);}
.acard p{font-size:.92rem;color:var(--muted);}
.acard .ln-gold{position:absolute;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-2));transition:width .6s var(--ease);z-index:3;}
.acard:hover .ln-gold{width:100%;}
.acard .go{position:absolute;top:1.4rem;right:1.4rem;z-index:3;color:var(--gold-2);opacity:0;transform:translateX(-6px);transition:all .4s var(--ease);}
.acard:hover .go{opacity:1;transform:none;}

/* Process */
.proc{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start;}
.proc-sticky{position:sticky;top:24vh;}
.proc-sticky .big{font-family:var(--display-2);font-size:clamp(5rem,16vw,12rem);line-height:1;color:transparent;-webkit-text-stroke:1px rgba(227,204,148,.4);}
.proc-steps{display:flex;flex-direction:column;gap:1.2rem;}
.pstep{border:1px solid var(--line);border-radius:8px;padding:1.8rem;background:var(--glass);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:border-color .5s var(--ease),background .5s var(--ease),transform .5s var(--ease);}
.pstep h3{font-size:1.4rem;margin-bottom:.5rem;display:flex;align-items:center;gap:.8rem;}
.pstep h3 i{font-style:normal;font-family:var(--display-2);color:var(--gold-2);font-size:1rem;border:1px solid var(--line-strong);border-radius:999px;width:34px;height:34px;display:grid;place-items:center;flex:none;}
.pstep p{color:var(--muted);font-size:.96rem;}
.pstep.active{border-color:rgba(227,204,148,.5);background:var(--glass-2);transform:translateX(8px);}
.pstep.active h3 i{background:linear-gradient(180deg,var(--gold-2),var(--gold));color:#1a1407;border-color:transparent;}
@media(max-width:860px){.proc{grid-template-columns:1fr;gap:2rem;}.proc-sticky{position:relative;top:0;}}

/* Founder */
.founder{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,5rem);align-items:center;}
.founder-img{position:relative;border-radius:8px;overflow:hidden;aspect-ratio:4/5;border:1px solid var(--line);}
.founder-img img{width:100%;height:114%;object-fit:cover;object-position:center top;filter:grayscale(.2) contrast(1.02);will-change:transform;}
.founder-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(4,6,12,.5));}
.quote{font-family:var(--display);font-size:clamp(1.5rem,3vw,2.3rem);line-height:1.35;color:var(--ink);font-style:italic;}
.quote .g{color:var(--gold-2);}
.sign{margin-top:1.6rem;font-family:var(--display-2);font-size:1.2rem;color:var(--ink);}
.sign small{display:block;font-family:var(--sans);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:.3rem;font-style:normal;}
@media(max-width:760px){.founder{grid-template-columns:1fr;}}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;}
.stat{border:1px solid var(--line);border-radius:8px;padding:2rem;background:var(--glass);text-align:center;}
.stat .v{font-family:var(--display-2);font-size:clamp(2.6rem,6vw,4rem);color:var(--gold-2);line-height:1;}
.stat .l{margin-top:.7rem;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);}
@media(max-width:680px){.stats{grid-template-columns:1fr;}}

/* CTA */
.cta-sec{text-align:center;padding:clamp(7rem,16vh,13rem) 0;}
.cta-sec h2{font-size:clamp(2.4rem,6vw,4.6rem);max-width:18ch;margin:0 auto 2rem;}
.cta-sec .gld{color:var(--gold-2);}

/* Footer */
.ftr{border-top:1px solid var(--line);padding:3.5rem 0 2.5rem;color:var(--muted);font-size:.84rem;position:relative;z-index:2;}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem;}
.ftr .brand{margin-bottom:1rem;}
.ftr-col h4{font-family:var(--sans);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-2);margin-bottom:1rem;font-weight:700;}
.ftr-col ul{list-style:none;}
.ftr-col li{margin-bottom:.6rem;}
.ftr-col a:hover{color:var(--ink);}
.ftr-about p{max-width:42ch;line-height:1.7;}
.ftr-social{display:flex;gap:.8rem;margin-top:1.2rem;}
.ftr-social a{width:38px;height:38px;border:1px solid var(--line);display:grid;place-items:center;border-radius:999px;transition:border-color .25s,color .25s;}
.ftr-social a:hover{border-color:var(--gold-2);color:var(--gold-2);}
.ftr-social svg{width:18px;height:18px;}
.ftr-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding-top:2rem;border-top:1px solid var(--line);font-size:.78rem;}
@media(max-width:760px){.ftr-grid{grid-template-columns:1fr;gap:2rem;}}

/* Float WhatsApp */
.float-wa{position:fixed;right:1.2rem;bottom:1.2rem;z-index:1100;width:54px;height:54px;border-radius:999px;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(0,0,0,.6);transition:transform .3s var(--ease);}
.float-wa:hover{transform:scale(1.08);}
.float-wa svg{width:30px;height:30px;}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .manifesto .w{opacity:1;}
  #heroCanvas,#fx{display:none;}
  .scroll-cue .mouse::after{animation:none;}
  .hero h1 .ln > span{transform:none;}
  .founder-img img{height:100%;}
}

/* === Capa global de partículas: la constelación recorre TODA la página === */
#fx{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:0;pointer-events:none;opacity:.7;}
.grain{z-index:1;}