/* R3K1 · estilos compartidos */
:root{
  --bg:#ffffff;
  --bg-alt:#f5f5f7;
  --tile:#f5f5f7;
  --text:#1d1d1f;
  --text-2:#6e6e73;
  --line:#d2d2d7;
  --accent:#0071e3;
  --accent-text:#0066cc;
  --red:#e5243b;
  --nav-bg:rgba(255,255,255,.72);
  --shadow:0 4px 24px rgba(0,0,0,.08);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --serif:"EB Garamond",Georgia,"Times New Roman",serif;
  --display:"Cinzel","Trajan Pro",Georgia,serif;
  --ease:cubic-bezier(.22,.61,.21,1);
  --max:1080px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#000000;
    --bg-alt:#0b0b0d;
    --tile:#141416;
    --text:#f5f5f7;
    --text-2:#a1a1a6;
    --line:#2c2c2e;
    --accent:#0a84ff;
    --accent-text:#2997ff;
    --nav-bg:rgba(22,22,23,.72);
    --shadow:none;
  }
}
/* Páginas de juego: siempre oscuras */
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#000000;
  --bg-alt:#0b0b0d;
  --tile:#141416;
  --text:#f5f5f7;
  --text-2:#a1a1a6;
  --line:#2c2c2e;
  --accent:#e5243b;
  --accent-text:#ff5a6e;
  --nav-bg:rgba(10,10,12,.72);
  --shadow:none;
}

*{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);
  font-size:17px;line-height:1.47;letter-spacing:-.022em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:var(--accent-text);text-decoration:none}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- Navegación ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;height:48px;
  background:var(--nav-bg);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;transition:border-color .3s;
}
.nav.scrolled{border-bottom-color:var(--line)}
.nav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font-weight:700;font-size:19px;letter-spacing:.02em;color:var(--text)}
.logo:hover{text-decoration:none}
.logo b{color:var(--red);font-weight:700}
.nav ul{display:flex;gap:26px;list-style:none;font-size:13px}
.nav ul a{color:var(--text);opacity:.8;transition:opacity .2s}
.nav ul a:hover{opacity:1;text-decoration:none}
.nav ul a[aria-current]{opacity:1;font-weight:600}
@media (max-width:640px){.nav ul{gap:16px}.nav ul .hide-sm{display:none}}

/* Sub-navegación de producto (páginas de juego) */
.subnav{
  position:sticky;top:48px;z-index:40;height:52px;
  background:var(--nav-bg);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
}
.subnav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:12px}
.subnav strong{font-size:20px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
.subnav nav{display:flex;align-items:center;gap:22px;font-size:12px}
.subnav nav a:not(.pill){color:var(--text);opacity:.75}
.subnav nav a:not(.pill):hover{opacity:1;text-decoration:none}
@media (max-width:720px){.subnav nav a:not(.pill){display:none}}
body.has-subnav{scroll-padding-top:100px}

/* ---------- Botones ---------- */
.pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:6px 14px;border-radius:980px;font-size:12px;font-weight:500;
  background:var(--accent);color:#fff;white-space:nowrap;
  transition:transform .2s var(--ease),filter .2s;
}
.pill:hover{text-decoration:none;filter:brightness(1.1)}
.pill:active{transform:scale(.97)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:980px;font-size:17px;font-weight:500;
  background:var(--accent);color:#fff;transition:transform .25s var(--ease),filter .2s,background .2s;
}
.btn:hover{text-decoration:none;filter:brightness(1.1)}
.btn:active{transform:scale(.97)}
.btn.ghost{background:transparent;color:var(--accent-text);box-shadow:inset 0 0 0 1px currentColor}
.btn.ghost:hover{background:color-mix(in srgb,var(--accent) 12%,transparent);filter:none}
.link-arrow{font-size:17px;display:inline-flex;align-items:center;gap:4px}
.link-arrow::after{content:"›";font-size:1.25em;line-height:1;transition:transform .25s var(--ease)}
.link-arrow:hover::after{transform:translateX(3px)}
.ctas{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px 26px;margin-top:28px}

/* ---------- Tipografía ---------- */
.eyebrow{font-size:17px;font-weight:600;color:var(--red);letter-spacing:0}
.h-xl{font-size:clamp(48px,11vw,128px);font-weight:700;letter-spacing:-.045em;line-height:1}
.h-lg{font-size:clamp(40px,6.4vw,80px);font-weight:700;letter-spacing:-.035em;line-height:1.05}
.h-md{font-size:clamp(32px,4.6vw,56px);font-weight:700;letter-spacing:-.03em;line-height:1.07}
.h-sm{font-size:clamp(24px,3vw,32px);font-weight:600;letter-spacing:-.02em;line-height:1.15}
.lead{text-wrap:balance;font-size:clamp(19px,2.2vw,24px);line-height:1.4;color:var(--text-2);font-weight:500;letter-spacing:-.015em}
.center{text-align:center}
.muted{color:var(--text-2)}
.serif{font-family:var(--serif);font-style:italic;letter-spacing:0}
.display{font-family:var(--display);letter-spacing:.04em}
.grad{
  background:linear-gradient(90deg,#ff375f 0%,#e5243b 25%,#bf5af2 50%,#e5243b 75%,#ff375f 100%);
  background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shine 8s linear infinite;
}
@keyframes shine{to{background-position:-200% 0}}
/* Degradado por letra cuando el título se anima letra a letra */
.grad.letters{background:none;animation:none;color:var(--text)}
.grad.letters span{
  background:linear-gradient(90deg,#ff375f,#e5243b 35%,#bf5af2 70%,#ff375f);
  background-size:calc(var(--n) * 100%) 100%;
  background-position:calc(var(--i) / max(var(--n) - 1, 1) * 100%) 0;
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Secciones ---------- */
section{position:relative}
.sec{padding:clamp(80px,12vw,160px) 0}
.sec.alt{background:var(--bg-alt)}
.sec-head{max-width:760px;margin:0 auto clamp(40px,6vw,72px);text-align:center}
.sec-head .lead{margin-top:18px}

/* ---------- Revelado al hacer scroll ---------- */
.reveal{opacity:0;transform:translateY(48px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.1s}
.reveal[data-d="2"]{transition-delay:.2s}
.reveal[data-d="3"]{transition-delay:.3s}
.reveal[data-d="4"]{transition-delay:.4s}
.reveal.zoom{transform:scale(.92)}
.reveal.zoom.in{transform:none}

/* Letras del hero */
.letters span{display:inline-block;opacity:0;transform:translateY(.4em) rotate(4deg);filter:blur(8px);
  animation:rise 1.1s var(--ease) forwards;animation-delay:calc(var(--i) * 90ms + 150ms)}
@keyframes rise{to{opacity:1;transform:none;filter:none}}
.fade-up{opacity:0;transform:translateY(20px);animation:fadeup 1s var(--ease) forwards;animation-delay:var(--delay,.6s)}
@keyframes fadeup{to{opacity:1;transform:none}}

/* Frase que se ilumina con el scroll */
.statement{font-size:clamp(30px,5vw,60px);font-weight:700;letter-spacing:-.03em;line-height:1.12;max-width:900px;margin:0 auto}
.statement .w{color:var(--text);opacity:.16;transition:opacity .4s}
.statement .w.on{opacity:1}

/* ---------- Tarjetas ---------- */
.card{background:var(--tile);border-radius:28px;overflow:hidden;position:relative;
  transition:transform .6s var(--ease),box-shadow .6s var(--ease)}
.card.lift:hover{transform:translateY(-6px) scale(1.01);box-shadow:0 20px 60px rgba(0,0,0,.18)}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.g3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.g2,.g3{grid-template-columns:1fr}}

/* ---------- Estadísticas ---------- */
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center}
.stat b{display:block;font-size:clamp(40px,6vw,72px);font-weight:700;letter-spacing:-.04em;line-height:1}
.stat span{display:block;margin-top:8px;color:var(--text-2);font-size:15px}
@media (max-width:720px){.stats{grid-template-columns:repeat(3,1fr);row-gap:36px}}

/* ---------- Pie ---------- */
footer{background:var(--bg-alt);color:var(--text-2);font-size:12px;padding:28px 0 36px;border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
footer a{color:var(--text-2)}
footer a:hover{color:var(--text)}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal,.letters span,.fade-up{opacity:1!important;transform:none!important;filter:none!important}
}