*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#0a0908;--bone:#ece4d4;--ash:#9b9286;--gold:#c9a54a;--blood:#a3241d;
  --serif:'Iowan Old Style','Palatino Linotype',Palatino,'Book Antiqua',Georgia,serif;
  --sans:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
html,body{margin:0;min-height:100%;background:var(--ink);color:var(--bone);font-family:var(--sans)}
body{min-height:100dvh}
a{color:inherit;text-decoration:none}

.gate{min-height:100dvh;display:flex;flex-direction:column}
.gate-head{text-align:center;padding:clamp(28px,6vh,64px) 20px 18px}
.kicker{margin:0 0 6px;font:600 12px/1 var(--sans);letter-spacing:.42em;text-transform:uppercase;color:var(--ash)}
h1{margin:0;font:400 clamp(30px,5vw,54px)/1.05 var(--serif);letter-spacing:.02em}

.portals{flex:1;display:flex;gap:14px;padding:14px clamp(14px,3vw,36px) clamp(18px,4vh,40px)}
.portal{
  position:relative;flex:1;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end;
  padding:clamp(22px,3vw,40px);border-radius:18px;overflow:hidden;isolation:isolate;
  border:1px solid rgba(255,255,255,.08);
  transition:flex-grow .55s cubic-bezier(.2,.8,.2,1),transform .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.portal:hover,.portal:focus-visible{flex-grow:1.35;border-color:rgba(201,165,74,.55);box-shadow:0 30px 80px -30px rgba(0,0,0,.9)}
.portal:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.portal::before{content:"";position:absolute;inset:0;z-index:-2;transition:transform 1.2s cubic-bezier(.2,.8,.2,1)}
.portal:hover::before{transform:scale(1.06)}
.portal::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.82))}

.chess::before{
  background:
    radial-gradient(120% 80% at 20% 0%,rgba(236,228,212,.16),transparent 55%),
    repeating-conic-gradient(#191714 0 25%,#100f0d 0 50%) 0 0/72px 72px,
    #100f0d;
}
.ash::before{
  background:
    radial-gradient(90% 70% at 70% 110%,rgba(79,209,197,.28),transparent 60%),
    radial-gradient(60% 50% at 20% 0%,rgba(183,148,244,.16),transparent 60%),
    repeating-conic-gradient(#0e141b 0 25%,#0a0f15 0 50%) 0 0/64px 64px,
    #080c11;
}
.ash:hover{border-color:rgba(79,209,197,.55)}
.ash .glyph svg{color:rgba(79,209,197,.26)}
.ash:hover .glyph svg{color:rgba(79,209,197,.5)}
.ash .cta{color:#7fe6da}

.num{position:absolute;top:18px;left:22px;font:400 15px/1 var(--serif);letter-spacing:.3em;color:var(--ash)}
.glyph{position:absolute;top:50%;left:50%;translate:-50% -72%;font:400 clamp(110px,16vw,190px)/1 var(--serif);color:rgba(236,228,212,.1);transition:color .4s,translate .6s cubic-bezier(.2,.8,.2,1)}
.glyph svg{width:clamp(120px,15vw,180px);height:auto;color:rgba(201,165,74,.22)}
.portal:hover .glyph{color:rgba(236,228,212,.2);translate:-50% -78%}
.portal:hover .glyph svg{color:rgba(201,165,74,.45)}

.body{display:flex;flex-direction:column;gap:10px;max-width:460px}
.tag{align-self:flex-start;font:600 11px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;padding:7px 10px;border-radius:999px;background:rgba(236,228,212,.08);color:var(--bone)}
.tag.blood{background:rgba(163,36,29,.25);color:#f0b9a8;border:1px solid rgba(163,36,29,.5)}
.body strong{font:400 clamp(28px,3.4vw,42px)/1.05 var(--serif)}
.ash .body strong{color:#f3e2c0;letter-spacing:.03em}
.desc{color:#c9bfb0;font-size:15px;line-height:1.55}
.cta{margin-top:6px;font-weight:600;font-size:14px;letter-spacing:.06em;color:var(--gold)}
.cta span{display:inline-block;transition:transform .3s}
.portal:hover .cta span{transform:translateX(6px)}

.embers{position:absolute;inset:0;z-index:-1;pointer-events:none}
.embers i{position:absolute;bottom:-10px;width:4px;height:4px;border-radius:50%;background:#4fd1c5;box-shadow:0 0 10px 2px rgba(79,209,197,.7);opacity:0;animation:rise 7s linear infinite}
.embers i:nth-child(1){left:12%;animation-delay:0s}
.embers i:nth-child(2){left:28%;animation-delay:1.6s;animation-duration:8s}
.embers i:nth-child(3){left:44%;animation-delay:3.1s}
.embers i:nth-child(4){left:58%;animation-delay:.8s;animation-duration:9s}
.embers i:nth-child(5){left:71%;animation-delay:2.4s}
.embers i:nth-child(6){left:83%;animation-delay:4.2s;animation-duration:6s}
.embers i:nth-child(7){left:36%;animation-delay:5.3s;animation-duration:10s}
.embers i:nth-child(8){left:90%;animation-delay:6s}
@keyframes rise{
  0%{transform:translate(0,0) scale(1);opacity:0}
  10%{opacity:.9}
  100%{transform:translate(30px,-420px) scale(.3);opacity:0}
}

@media (max-width:760px){
  .portals{flex-direction:column}
  .portal{min-height:300px}
  .portal:hover,.portal:focus-visible{flex-grow:1}
  .glyph,.portal:hover .glyph{top:14px;left:auto;right:20px;translate:none;font-size:96px}
  .glyph svg{width:92px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}