/* =========================================================
   CAION TECH — Brand styles
   Palette: Charcoal #1A1A1A · Off-cream #F5F2EC · Terracota #D4634A
   Type: Space Grotesk (display) · Inter (body)
   ========================================================= */

:root{
  --charcoal:#1A1A1A;
  --cream:#F5F2EC;
  --terra:#D4634A;
  --grey:#6E6E6E;
  --hairline:#E5E1D8;
  --display:'Space Grotesk', system-ui, sans-serif;
  --body:'Inter', system-ui, sans-serif;
  --container: clamp(1rem, 4vw, 4rem);
  --max:1440px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{
  font-family:var(--body);
  background:var(--cream);
  color:var(--charcoal);
  font-size:16px;
  line-height:1.55;
  font-weight:400;
  overflow-x:hidden;
  cursor:none;
}
@media (hover:none){ body{cursor:auto} .cursor{display:none} }
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
em{font-style:italic;font-family:'Space Grotesk',serif;font-weight:400}

/* --- Custom cursor --- */
.cursor{
  position:fixed;top:0;left:0;width:14px;height:14px;
  background:var(--terra);
  pointer-events:none;
  z-index:9999;
  transform:translate(-50%,-50%);
  transition:transform .18s ease, width .18s ease, height .18s ease, background .18s ease;
  mix-blend-mode:multiply;
}
.cursor.hover{
  width:46px;height:46px;background:var(--charcoal);
}

/* --- Container helper --- */
.section, .nav, .marquee, .hero, .footer{
  padding-left:var(--container);
  padding-right:var(--container);
}

/* --- NAV --- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding-top:1.4rem;padding-bottom:1.4rem;
  mix-blend-mode:difference;
  color:var(--cream);
}
.nav.solid{ mix-blend-mode:normal; background:var(--cream); color:var(--charcoal); border-bottom:1px solid var(--hairline); }
.logo{display:flex;align-items:baseline;gap:.5rem;font-family:var(--display);font-weight:600;font-size:1.15rem;letter-spacing:-.01em}
.logo-mark{display:inline-flex;align-items:baseline;}
.logo-mark .dot{display:inline-block;width:.45em;height:.45em;background:var(--terra);margin-left:.06em;transform:translateY(-.02em);}
.logo-sub{font-weight:400;font-size:.78em;opacity:.7;letter-spacing:.02em}
.nav-links{display:flex;gap:2rem;align-items:center;font-size:.92rem;font-weight:500}
.nav-links a{position:relative}
.nav-links a:not(.cta)::after{
  content:'';position:absolute;left:0;right:0;bottom:-4px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:right;transition:transform .4s cubic-bezier(.65,0,.35,1);
}
.nav-links a:not(.cta):hover::after{ transform:scaleX(1);transform-origin:left }
.nav-links .cta{
  border:1px solid currentColor;padding:.55rem 1.1rem;border-radius:999px;
  transition:background .25s,color .25s;
}
.nav-links .cta:hover{ background:var(--terra);border-color:var(--terra);color:var(--cream) }
.nav-toggle{display:none;background:none;border:0;width:32px;height:32px;cursor:none;flex-direction:column;justify-content:center;gap:6px}
.nav-toggle span{display:block;height:1.5px;background:currentColor;width:100%}

/* --- HERO --- */
.hero{
  min-height:100svh;
  padding-top:8rem;padding-bottom:3rem;
  display:flex;flex-direction:column;justify-content:space-between;
  position:relative;
}
.hero-meta{
  display:flex;justify-content:space-between;
  font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--grey);
}
.hero-title{
  font-family:var(--display);
  font-weight:500;
  font-size:clamp(3.2rem, 11vw, 12rem);
  line-height:.92;
  letter-spacing:-.045em;
  margin:5vh 0;
}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line > span{
  display:inline-block;
  transform:translateY(110%);
  animation:rise 1s cubic-bezier(.65,0,.35,1) forwards;
}
.hero-title .line:nth-child(2) > span{animation-delay:.12s}
.hero-title .line:nth-child(3) > span{animation-delay:.24s}
.hero-title em{color:var(--terra)}
@keyframes rise{ to{transform:translateY(0)} }

.hero-foot{
  display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;
  padding-top:2rem;border-top:1px solid var(--hairline);
}
.hero-lede{max-width:38ch;font-size:clamp(1rem,1.3vw,1.2rem);color:var(--grey);}
.hero-lede br{display:block}

.arrow-link{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--display);font-weight:500;font-size:1.05rem;
  border-bottom:1px solid currentColor;padding-bottom:.25rem;
  transition:color .25s,gap .25s;
}
.arrow-link:hover{color:var(--terra);gap:1rem}

.scroll-hint{
  position:absolute;bottom:1.5rem;left:50%;transform:translateX(-50%);
  font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--grey);
  animation:bob 2.2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,6px)}}

/* --- MARQUEE --- */
.marquee{
  background:var(--charcoal);color:var(--cream);
  padding-top:1.6rem;padding-bottom:1.6rem;
  overflow:hidden;
  border-top:1px solid var(--charcoal);
  padding-left:0;padding-right:0;
}
.marquee-track{
  display:flex;align-items:center;gap:2.5rem;
  white-space:nowrap;
  animation:marquee 38s linear infinite;
  font-family:var(--display);font-weight:500;
  font-size:clamp(1.6rem,3.5vw,3rem);
  letter-spacing:-.02em;
}
.marquee-track i{color:var(--terra);font-style:normal;font-size:.6em;transform:translateY(-.1em)}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* --- SECTIONS --- */
.section{
  padding-top:clamp(5rem,10vw,9rem);
  padding-bottom:clamp(5rem,10vw,9rem);
  max-width:var(--max);
  margin:0 auto;
}
.section-head{margin-bottom:clamp(3rem,6vw,5rem);}
.eyebrow{
  display:inline-block;
  font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--grey);margin-bottom:1.4rem;
}
.section-title{
  font-family:var(--display);font-weight:500;
  font-size:clamp(2.2rem,5.5vw,5rem);
  line-height:1;letter-spacing:-.035em;max-width:18ch;
}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.65,.3,1),transform .9s cubic-bezier(.2,.65,.3,1);}
.reveal.in{opacity:1;transform:none}

/* --- MANIFIESTO --- */
.big-quote{
  font-family:var(--display);font-weight:400;
  font-size:clamp(2rem,5vw,4.4rem);
  line-height:1.05;letter-spacing:-.03em;
  max-width:22ch;margin-bottom:3rem;
}
.big-quote em{color:var(--terra);font-style:italic}
.manifiesto-cols{
  display:grid;grid-template-columns:1fr 1fr;gap:3rem;
  max-width:1000px;margin-left:auto;
}
.manifiesto-cols p{font-size:1.05rem;color:#333}
.manifiesto-cols strong{font-weight:500}

/* --- STATS --- */
.stats-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-top:1px solid var(--charcoal);
}
.stat{
  padding:3rem 1.5rem 2rem 0;
  border-right:1px solid var(--hairline);
}
.stat:last-child{border-right:0}
.stat-num{
  font-family:var(--display);font-weight:500;
  font-size:clamp(3.5rem,8vw,7rem);
  line-height:1;letter-spacing:-.04em;color:var(--charcoal);
  margin-bottom:1.5rem;
}
.stat-num .square{color:var(--terra);font-size:.7em;display:inline-block}
.stat-label{font-size:.95rem;color:var(--grey);max-width:24ch;line-height:1.4}

/* --- PHILOSOPHY --- */
.philo-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:4rem;
}
.philo-card{
  background:var(--charcoal);color:var(--cream);
  padding:3rem 2.5rem;border-radius:4px;
  min-height:280px;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
  transition:transform .5s cubic-bezier(.2,.65,.3,1);
}
.philo-card::before{
  content:'';position:absolute;inset:0;background:var(--terra);
  transform:translateY(100%);transition:transform .5s cubic-bezier(.2,.65,.3,1);z-index:0;
}
.philo-card:hover{transform:translateY(-6px)}
.philo-card:hover::before{transform:translateY(80%)}
.philo-label{
  position:relative;z-index:1;
  font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--terra);
  margin-bottom:auto;padding-bottom:2rem;
}
.philo-card p{
  position:relative;z-index:1;
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.2rem,1.9vw,1.7rem);line-height:1.25;letter-spacing:-.015em;
}

/* --- MÉTODO --- */
.method-list{
  display:flex;flex-direction:column;
  border-top:1px solid var(--charcoal);
}
.method-list li{
  display:grid;grid-template-columns:160px 1fr;gap:3rem;align-items:start;
  padding:3rem 0;
  border-bottom:1px solid var(--hairline);
  transition:padding .4s ease, color .3s ease;
  position:relative;
}
.method-list li::before{
  content:'';position:absolute;left:0;right:0;top:0;height:1px;background:var(--terra);
  transform:scaleX(0);transform-origin:left;transition:transform .6s cubic-bezier(.2,.65,.3,1);
}
.method-list li:hover{padding-left:1.5rem}
.method-list li:hover::before{transform:scaleX(1)}
.step-num{
  font-family:var(--display);font-weight:500;
  font-size:clamp(2.5rem,5vw,4.5rem);line-height:1;letter-spacing:-.03em;color:var(--terra);
}
.method-list h3{
  font-family:var(--display);font-weight:500;
  font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.1;letter-spacing:-.025em;
  margin-bottom:.8rem;
}
.method-list p{font-size:1.05rem;color:var(--grey);max-width:55ch}

/* --- CAPACIDADES --- */
.cap-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:2rem;
}
.cap-card{
  border:1px solid var(--charcoal);
  padding:2.5rem 2.5rem 3rem;
  border-radius:4px;background:var(--cream);
  transition:background .3s, color .3s;
}
.cap-card:hover{background:var(--charcoal);color:var(--cream)}
.cap-card:hover header{border-color:var(--cream)}
.cap-card:hover ul li{border-color:rgba(245,242,236,.18)}
.cap-card header{
  display:flex;justify-content:space-between;align-items:baseline;
  padding-bottom:1.5rem;border-bottom:1px solid var(--charcoal);margin-bottom:1.5rem;
  transition:border .3s;
}
.cap-card h3{
  font-family:var(--display);font-weight:500;
  font-size:clamp(2rem,3.5vw,3rem);letter-spacing:-.03em;line-height:1;
}
.cap-card header span{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;opacity:.7}
.cap-card ul{display:flex;flex-direction:column}
.cap-card li{
  padding:1rem 0;border-bottom:1px solid var(--hairline);font-size:1rem;
  transition:border .3s;
}
.cap-card li:last-child{border-bottom:0}

.coming-next{
  margin-top:3rem;font-size:1rem;color:var(--grey);
  display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:center;
}
.coming-next span{
  color:var(--charcoal);font-weight:500;
  padding:.3rem .8rem;border:1px solid var(--hairline);border-radius:999px;
}

/* --- POR QUÉ --- */
.why-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;
}
.why-card{
  padding:2.5rem 2rem;border-top:2px solid var(--charcoal);
  display:flex;flex-direction:column;gap:1rem;
}
.why-num{
  font-family:var(--display);font-weight:600;
  font-size:.95rem;color:var(--terra);letter-spacing:.05em;
}
.why-card h3{
  font-family:var(--display);font-weight:500;
  font-size:clamp(1.4rem,2vw,1.8rem);letter-spacing:-.02em;line-height:1.15;
}
.why-card p{color:var(--grey);font-size:1rem}

/* --- ENCAJE --- */
.fit-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--charcoal);border-radius:4px;overflow:hidden;
}
.fit-col{padding:3rem 2.5rem;}
.fit-col.yes{background:var(--cream);border-right:1px solid var(--charcoal)}
.fit-col.no{background:var(--charcoal);color:var(--cream)}
.fit-label{
  display:block;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:2rem;color:var(--terra);
}
.fit-col ul{display:flex;flex-direction:column;gap:1.2rem}
.fit-col li{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.15rem,1.7vw,1.5rem);line-height:1.3;letter-spacing:-.015em;
  padding-left:1.8rem;position:relative;
}
.fit-col.yes li::before{content:'+';position:absolute;left:0;color:var(--terra);font-weight:500}
.fit-col.no li::before{content:'—';position:absolute;left:0;color:var(--terra);font-weight:500}

/* --- CONTACTO --- */
.contact{text-align:center;padding-top:8rem;padding-bottom:8rem;}
.contact-title{
  font-family:var(--display);font-weight:500;
  font-size:clamp(3rem,10vw,9rem);line-height:.92;letter-spacing:-.045em;
  margin:1.5rem 0 2rem;
}
.contact-title em{color:var(--terra)}
.contact-sub{color:var(--grey);font-size:1.1rem;margin-bottom:3rem;max-width:50ch;margin-left:auto;margin-right:auto}
.contact-mail{
  display:inline-flex;align-items:center;gap:1rem;
  font-family:var(--display);font-weight:500;
  font-size:clamp(1.3rem,2.6vw,2.2rem);
  border-bottom:1px solid currentColor;padding-bottom:.4rem;
  transition:color .25s,gap .25s;
}
.contact-mail:hover{color:var(--terra);gap:1.5rem}

/* --- FOOTER --- */
.footer{
  background:var(--charcoal);color:var(--cream);
  padding-top:5rem;padding-bottom:2rem;
}
.footer-row{
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;
  padding-bottom:4rem;border-bottom:1px solid rgba(245,242,236,.15);
  max-width:var(--max);margin:0 auto;
}
.footer-brand{display:flex;flex-direction:column;gap:.8rem}
.footer-brand .logo-mark{font-family:var(--display);font-weight:600;font-size:2rem}
.footer-tag{color:rgba(245,242,236,.6);font-size:.95rem}
.footer-meta{font-size:.92rem;color:rgba(245,242,236,.7);display:flex;flex-direction:column;gap:.4rem}
.footer-meta a:hover{color:var(--terra)}
.footer-bottom{
  max-width:var(--max);margin:0 auto;
  padding-top:1.5rem;
  display:flex;justify-content:space-between;
  font-size:.8rem;color:rgba(245,242,236,.5);letter-spacing:.05em;
}

/* --- RESPONSIVE --- */
@media (max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .hero-foot{flex-direction:column;align-items:flex-start;gap:2rem}
  .manifiesto-cols,.philo-grid,.cap-grid,.fit-grid{grid-template-columns:1fr;gap:1rem}
  .fit-col.yes{border-right:0;border-bottom:1px solid var(--charcoal)}
  .stats-grid{grid-template-columns:1fr;gap:0}
  .stat{border-right:0;border-bottom:1px solid var(--hairline);padding-right:0;padding-top:2rem;padding-bottom:2rem}
  .why-grid{grid-template-columns:1fr;gap:0}
  .why-card{padding:2rem 0}
  .method-list li{grid-template-columns:1fr;gap:1rem}
  .footer-row{grid-template-columns:1fr;gap:2rem}
  .footer-bottom{flex-direction:column;gap:.5rem;text-align:center}
}

/* Open menu on mobile */
.nav.open .nav-links{
  display:flex;flex-direction:column;
  position:fixed;inset:64px 0 0 0;background:var(--cream);color:var(--charcoal);
  padding:3rem var(--container);gap:1.8rem;font-size:1.4rem;
  align-items:flex-start;
}
.nav.open{ mix-blend-mode:normal;background:var(--cream);color:var(--charcoal) }