/* ============================================================
   SAM LANIAKEA — samlaniakea.com
   Mentor tecnológico · línea Ekuantum llevada al extremo
   ============================================================ */

@font-face{font-family:'Inter Display';src:url('../fonts/InterDisplay-Light.woff2') format('woff2');font-weight:300;font-style:normal;font-display:swap}
@font-face{font-family:'Inter Display';src:url('../fonts/InterDisplay-SemiBold.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Inter Display';src:url('../fonts/InterDisplay-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/Inter-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/Inter-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/Inter-Black.woff2') format('woff2');font-weight:900;font-style:normal;font-display:swap}

:root{
  --bg:        oklch(97.8% 0.005 60);
  --bg-raise:  oklch(94.5% 0.008 60);
  --line:      oklch(87% 0.01 50);
  --text:      oklch(23% 0.012 30);
  --text-2:    oklch(42% 0.012 30);
  --text-3:    oklch(58% 0.012 40);
  --red:       #FF0200;
  --red-soft:  #FF4040;
  --red-deep:  #8B0000;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-disp: 'Inter Display', 'Inter', system-ui, sans-serif;
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
  --pad-x:     clamp(1.25rem, 4vw, 3rem);
  --container: 1280px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--font-body);font-size:1.0625rem;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--red);color:#fff}
.container{max-width:var(--container);margin:0 auto;padding-inline:var(--pad-x)}

/* grano de película */
body::after{
  content:"";position:fixed;inset:-50%;z-index:9998;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  animation:grain 7s steps(9) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}12%{transform:translate(-3%,2%)}25%{transform:translate(2%,-4%)}
  38%{transform:translate(-4%,-2%)}50%{transform:translate(4%,3%)}62%{transform:translate(-2%,4%)}
  75%{transform:translate(3%,-3%)}88%{transform:translate(-3%,-4%)}
}

/* cursor propio (solo puntero fino) */
@media (pointer:fine){
  .cursor{
    position:fixed;z-index:9999;pointer-events:none;
    width:14px;height:14px;border-radius:50%;background:var(--red);
    transform:translate(-50%,-50%);mix-blend-mode:multiply;opacity:.85;
    transition:width .3s var(--ease), height .3s var(--ease), opacity .3s;
    opacity:0;
  }
  .cursor.on{opacity:1}
  .cursor.grow{width:56px;height:56px}
}

/* ---------- tipografía ---------- */
h1,h2,h3{font-family:var(--font-disp);font-weight:700;letter-spacing:-0.04em;line-height:0.97;text-wrap:balance}
.lead{font-size:clamp(1.1rem,1.9vw,1.4rem);color:var(--text-2);line-height:1.6;max-width:64ch}
.accent{color:var(--red)}
.kicker{font-size:.82rem;font-weight:900;letter-spacing:.16em;color:var(--red)}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  font-weight:900;font-size:clamp(.95rem,1.4vw,1.05rem);letter-spacing:.02em;
  padding:1.05rem 2rem;border-radius:12px;border:1px solid transparent;
  transition:transform .3s var(--ease), background .3s var(--ease), border-color .3s;
  cursor:pointer;text-align:center;
}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-soft);transform:translateY(-3px) scale(1.02)}
.btn-line{border-color:var(--line);color:var(--text)}
.btn-line:hover{border-color:var(--red);transform:translateY(-3px)}
.btn-white{background:#fff;color:#1a0505}
.btn-white:hover{background:#ffe9e8;transform:translateY(-3px) scale(1.02)}

/* ---------- nav mínimo ---------- */
.nav{
  position:fixed;inset-inline:0;top:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem var(--pad-x);
  transition:background .4s var(--ease);
}
.nav.scrolled{background:color-mix(in oklab, var(--bg) 92%, transparent);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.nav-logo{font-weight:900;font-size:1.15rem;letter-spacing:-0.01em}
.nav-logo span{color:var(--red)}
.nav .btn{padding:.6rem 1.2rem;font-size:.88rem}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100svh;overflow:hidden;
  display:flex;align-items:flex-end;
  padding-top:7.5rem;
  padding-bottom:clamp(3rem,8vh,6rem);
}
#laniakea{position:absolute;inset:0;width:100%;height:100%}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg, rgba(250,247,243,.82) 0%, transparent 32%, transparent 55%, rgba(250,247,243,.94) 100%);
}
.hero .container{position:relative;z-index:2;width:100%}
.hero-name{
  font-size:clamp(.9rem,1.6vw,1.05rem);font-weight:900;letter-spacing:.3em;
  color:var(--text-2);margin-bottom:clamp(1.2rem,3vh,2rem);
}
.hero-name b{color:var(--red)}
.hero-h{
  font-family:var(--font-disp);font-weight:700;letter-spacing:-0.045em;
  font-size:clamp(2.9rem, 9.2vw, 8.6rem);line-height:0.94;
  text-transform:uppercase;
}
.hero-h .row{display:block;overflow:hidden}
.hero-h .row > span{display:inline-block;transform:translateY(110%);transition:transform 1.1s var(--ease)}
.hero-h.on .row > span{transform:none}
.hero-h .row:nth-child(2) > span{transition-delay:.12s}
.hero-h .row:nth-child(3) > span{transition-delay:.24s}
.hero-h .row:nth-child(4) > span{transition-delay:.36s}
.hero-h .hollow{
  color:transparent;-webkit-text-stroke:2.5px var(--red);
}
.hero-sub{margin-top:clamp(1.4rem,3vh,2.2rem);display:flex;gap:2rem;align-items:flex-end;flex-wrap:wrap;justify-content:space-between}
.hero-sub p{max-width:52ch;color:var(--text-2);font-size:clamp(1rem,1.5vw,1.15rem)}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.6rem}
.hero-meta{
  position:absolute;top:50%;right:var(--pad-x);z-index:2;transform:translateY(-50%);
  display:flex;flex-direction:column;gap:1.3rem;text-align:right;
  font-size:.8rem;color:var(--text-3);font-weight:700;
}
.hero-meta b{display:block;font-family:var(--font-disp);font-weight:700;font-size:1.7rem;color:var(--text);letter-spacing:-0.02em}
.hero-scroll{
  position:absolute;bottom:1.4rem;left:50%;transform:translateX(-50%);z-index:2;
  font-size:.72rem;letter-spacing:.22em;color:var(--text-3);font-weight:900;
}

/* ---------- marquee servicios (texto hueco) ---------- */
.tick{overflow:hidden;border-block:1px solid var(--line);padding-block:1.1rem;background:var(--bg)}
.tick-track{display:flex;gap:3.5rem;width:max-content;animation:tick 30s linear infinite;align-items:baseline}
.tick:hover .tick-track{animation-play-state:paused}
@keyframes tick{to{transform:translateX(-50%)}}
.tick span{
  font-family:var(--font-disp);font-weight:700;letter-spacing:-0.02em;
  font-size:clamp(1.6rem,3.4vw,2.7rem);text-transform:uppercase;white-space:nowrap;
}
.tick span:nth-child(2n){color:transparent;-webkit-text-stroke:1.5px oklch(70% 0.02 40)}
.tick .dot{color:var(--red);-webkit-text-stroke:0}

/* ---------- secciones ---------- */
section{padding-block:clamp(4.5rem,12vh,9rem)}
h2{font-size:clamp(2.1rem,5.2vw,4.2rem);margin-bottom:clamp(1.4rem,3vw,2.2rem)}

/* quién es Sam: retrato + texto */
.who{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(2.5rem,6vw,5.5rem);align-items:center}
.who-photo{position:relative;border-radius:20px;overflow:hidden}
.who-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 8%;filter:contrast(1.06) saturate(.92)}
.who-photo{box-shadow:0 30px 70px -25px rgba(40,20,10,.35)}
.who-photo::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06);border-radius:20px}
.who-photo .stamp{
  position:absolute;bottom:1.1rem;left:1.1rem;z-index:2;
  background:var(--red);color:#fff;font-weight:900;font-size:.75rem;letter-spacing:.14em;
  padding:.45rem .8rem;border-radius:7px;
}
.who p{color:var(--text-2);margin-bottom:1rem;max-width:58ch}
.who p b{color:var(--text)}

/* banda telón (quote drenched) */
.curtain{
  background:linear-gradient(150deg, var(--red) 0%, #c60200 55%, var(--red-deep) 100%);
  color:#fff;padding-block:clamp(4rem,10vh,7rem);
}
.curtain p.big{
  font-family:var(--font-disp);font-weight:600;letter-spacing:-0.025em;line-height:1.18;
  font-size:clamp(1.7rem,4.4vw,3.4rem);max-width:1050px;text-wrap:balance;
}
.curtain .sign{margin-top:1.6rem;font-weight:900;font-size:.85rem;letter-spacing:.18em;color:rgba(255,255,255,.8)}

/* escala exponencial: titular masivo */
.scale-h{
  font-size:clamp(2.4rem,6.4vw,5.4rem);text-transform:uppercase;line-height:0.96;
}
.scale-h em{font-style:normal;color:transparent;-webkit-text-stroke:2px var(--red)}
.scale-sub{margin-top:1.8rem;font-weight:900;letter-spacing:.14em;color:var(--text-3);font-size:clamp(.85rem,1.4vw,1rem)}

/* pilares: lista editorial con índices gigantes */
.pilar-list{margin-top:3rem}
.pilar-item{
  display:grid;grid-template-columns:minmax(90px,180px) minmax(0,1fr);
  gap:clamp(1.2rem,4vw,3.5rem);align-items:start;
  padding-block:clamp(1.8rem,4vh,2.8rem);border-top:1px solid var(--line);
  transition:background .4s var(--ease);
}
.pilar-item:last-child{border-bottom:1px solid var(--line)}
.pilar-item:hover{background:var(--bg-raise)}
.pilar-item .idx{
  font-family:var(--font-disp);font-weight:300;letter-spacing:-0.05em;line-height:.9;
  font-size:clamp(2.6rem,7vw,5.6rem);color:transparent;-webkit-text-stroke:1.5px var(--text-3);
  transition:color .4s var(--ease), -webkit-text-stroke .4s;
}
.pilar-item:hover .idx{color:var(--red);-webkit-text-stroke:1.5px var(--red)}
.pilar-item h3{font-size:clamp(1.4rem,2.6vw,2.1rem);text-transform:uppercase;margin-bottom:.7rem;letter-spacing:-0.02em}
.pilar-item p{color:var(--text-2);max-width:70ch}

/* método / laniakea */
.metodo{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(2.5rem,6vw,5rem);align-items:center}
.metodo .big-quote{
  font-family:var(--font-disp);font-weight:300;letter-spacing:-0.025em;line-height:1.22;
  font-size:clamp(1.5rem,3vw,2.3rem);
}
.metodo .big-quote strong{font-weight:700;color:var(--red-soft)}
.metodo-photo{border-radius:20px;overflow:hidden;position:relative}
.metodo-photo img{width:100%;aspect-ratio:4/5;object-fit:cover}
.laniakea-def{margin-top:2rem;padding-top:1.6rem;border-top:1px solid var(--line);color:var(--text-3);font-size:.92rem;max-width:52ch}
.laniakea-def b{color:var(--text-2)}

/* auditoría */
.audit{background:var(--bg-raise);border-block:1px solid var(--line)}
.audit-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2.5rem,6vw,5rem);align-items:center}
.audit h2{font-size:clamp(2rem,4.6vw,3.6rem)}
.audit p{color:var(--text-2);margin-bottom:1rem;max-width:56ch}
.tabla-gift{display:flex;justify-content:center}
.tabla-gift a{display:block;width:min(360px,86%);line-height:0}
.tabla-gift img{width:100%;height:auto;border-radius:16px;box-shadow:0 34px 80px -24px rgba(0,0,0,.75),0 0 0 1px var(--line),0 0 60px -20px var(--red);transition:transform .5s var(--ease)}
.tabla-gift a:hover img{transform:translateY(-8px) rotate(-1.2deg)}

/* IA imperativo */
.ia-band{text-align:center}
.ia-band h2{font-size:clamp(2rem,5vw,4rem);max-width:1000px;margin-inline:auto}
.ia-band .imp{
  display:inline-block;margin-top:.5rem;
  font-family:var(--font-disp);font-weight:700;text-transform:uppercase;letter-spacing:-0.02em;
  font-size:clamp(2.2rem,6.5vw,5rem);color:transparent;-webkit-text-stroke:2.5px var(--red);
}

/* chalao */
.chalao{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(2.5rem,6vw,5rem);align-items:center}
.chalao-photo{border-radius:20px;overflow:hidden;transform:rotate(-1.6deg)}
.chalao-photo img{width:100%;aspect-ratio:4/5;object-fit:cover}
.chalao h2{font-size:clamp(2.2rem,5.4vw,4.4rem)}
.chalao p{color:var(--text-2);margin-bottom:1rem;max-width:58ch}
.chalao .warn{
  font-family:var(--font-disp);font-weight:600;letter-spacing:-0.02em;line-height:1.25;
  font-size:clamp(1.25rem,2.4vw,1.8rem);color:var(--text);margin-top:1.4rem;
}
.chalao .warn .accent{font-weight:700}

/* CTA final */
.final{
  min-height:70svh;display:flex;align-items:center;text-align:center;position:relative;overflow:hidden;
  background:radial-gradient(900px 560px at 50% 120%, rgba(255,2,0,0.14) 0%, transparent 65%), var(--bg);
}
.final .container{width:100%}
.final h2{font-size:clamp(2.4rem,7vw,5.8rem);text-transform:uppercase}
.final .btn{margin-top:2.2rem}

/* footer */
footer{padding:2.5rem 0 3rem;border-top:1px solid var(--line);font-size:.85rem;color:var(--text-3)}
.foot{display:flex;flex-wrap:wrap;gap:1rem 2.5rem;justify-content:space-between;align-items:center}
.foot a{color:var(--text-2);transition:color .2s}
.foot a:hover{color:var(--text)}
.foot .socials{display:flex;gap:1.5rem}

/* ---------- reveals ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity 1.25s var(--ease), transform 1.25s var(--ease)}
.reveal.revealed{opacity:1;transform:none}
.reveal-d1{transition-delay:.12s}
.reveal-d2{transition-delay:.24s}
.fx-words .w{
  display:inline-block;opacity:0;transform:translateY(0.75em);filter:blur(9px);
  transition:opacity 1.15s var(--ease), transform 1.15s var(--ease), filter 1.15s var(--ease);
}
.fx-words.on .w{opacity:1;transform:none;filter:blur(0)}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important}
  .reveal,.fx-words .w{opacity:1;transform:none;filter:none}
  .hero-h .row > span{transform:none}
  body::after{display:none}
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .who,.metodo,.audit-grid,.chalao{grid-template-columns:1fr}
  .hero-meta{display:none}
  .who-photo,.metodo-photo,.chalao-photo{max-width:480px}
  .pilar-item{grid-template-columns:minmax(64px,90px) 1fr}
}
@media (max-width:560px){
  .hero-ctas .btn{width:100%;justify-content:center}
  .hero-sub{flex-direction:column;align-items:flex-start}
}