:root{
  --bg:#020407;--line:rgba(255,255,255,.12);--gold:#f6c928;--cyan:#36dfff;
  --purple:#9b5cff;--green:#6cf06f;--red:#ff5f75;--text:#f5f7fb;
  --soft:rgba(236,242,250,.72);--muted:rgba(236,242,250,.42);
}
*{box-sizing:border-box}
html,body{min-height:100%}
body{margin:0;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Inter",system-ui,sans-serif;background:radial-gradient(circle at 10% 24%,rgba(246,201,40,.13),transparent 28%),radial-gradient(circle at 88% 18%,rgba(54,223,255,.16),transparent 32%),linear-gradient(145deg,#010205 0%,#06111b 52%,#020407 100%);overflow-x:hidden}
.bg-grid{position:fixed;inset:0;pointer-events:none;opacity:.12;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:90px 90px;mask-image:radial-gradient(circle at center,black 0%,transparent 78%)}
.orb{position:fixed;border-radius:999px;filter:blur(85px);opacity:.28;pointer-events:none}
.orb-gold{width:410px;height:410px;left:-180px;top:28%;background:var(--gold)}
.orb-cyan{width:550px;height:550px;right:-210px;top:12%;background:var(--cyan)}
.shell{width:min(1180px,92vw);margin:0 auto;padding:34px 0 46px;position:relative;z-index:1}
.nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:72px}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;font-weight:1000;color:#07090c;background:linear-gradient(135deg,var(--gold),#9f7412);box-shadow:0 18px 55px rgba(246,201,40,.18)}
.brand strong{display:block;letter-spacing:.18em;font-size:14px;color:var(--text)}
.brand span{display:block;margin-top:4px;letter-spacing:.16em;color:var(--soft);font-size:11px;font-weight:800}
.hidden{display:none!important}
.hero{max-width:1040px;margin-bottom:28px}
.eyebrow{display:inline-flex;padding:10px 17px;border:1px solid rgba(54,223,255,.28);background:rgba(54,223,255,.055);border-radius:999px;color:var(--cyan);font-size:12px;letter-spacing:.18em;font-weight:1000;margin-bottom:26px}
h1{margin:0;font-size:clamp(64px,8.6vw,128px);line-height:.9;letter-spacing:-.08em;font-weight:900}
h1 b{display:inline-block;color:var(--gold);font-weight:900}
.hero-line{width:84px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);margin:22px 0 18px}
.hero p{max-width:720px;color:var(--soft);font-size:20px;line-height:1.5;margin:0}
.auth-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start}
.auth-card,.center-card{border:1px solid var(--line);border-radius:26px;background:linear-gradient(180deg,rgba(14,20,31,.78),rgba(5,8,13,.93));padding:28px;box-shadow:0 45px 140px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.07)}
.auth-head span{color:var(--cyan);font-size:12px;font-weight:1000;letter-spacing:.16em}
.auth-head h2{font-size:42px;letter-spacing:-.06em;margin:8px 0 20px}
.auth-form{display:grid;gap:16px}
label{display:grid;gap:8px;color:rgba(236,242,250,.66);font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}
input{height:56px;border-radius:16px;border:1px solid rgba(255,255,255,.12);background:rgba(0,0,0,.28);color:white;padding:0 16px;font-size:16px;outline:none}
input:focus{border-color:rgba(246,201,40,.55);box-shadow:0 0 0 4px rgba(246,201,40,.08)}
.primary-btn,.logout-btn{height:56px;border:0;border-radius:16px;background:linear-gradient(135deg,var(--gold),#a87a15);color:#05070b;font-weight:1000;font-size:16px;cursor:pointer}
.logout-btn{height:42px;padding:0 16px;background:rgba(255,255,255,.06);color:var(--text);border:1px solid rgba(255,255,255,.12)}
.message{margin-top:16px;border-radius:16px;padding:14px;border:1px solid rgba(54,223,255,.22);background:rgba(54,223,255,.06);color:var(--soft);font-weight:800}
.message.error{border-color:rgba(255,95,117,.30);background:rgba(255,95,117,.08);color:#ff9aac}
.small-note{font-size:13px;color:var(--muted);line-height:1.5;margin:16px 0 0}
.center-card{max-width:620px;margin:0 auto;text-align:center}
.center-card h2{font-size:48px;letter-spacing:-.06em;margin:0 0 12px}
.center-card p{color:var(--soft);line-height:1.55}
.engines{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:26px}
.engine-card{position:relative;min-height:360px;border:1px solid var(--line);border-radius:26px;padding:26px;color:var(--text);text-decoration:none;background:radial-gradient(circle at 100% 0%,rgba(255,255,255,.055),transparent 28%),linear-gradient(180deg,rgba(14,20,31,.75),rgba(5,8,13,.9));backdrop-filter:blur(22px);box-shadow:0 45px 140px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.07);overflow:hidden;transition:.25s ease}
.engine-card:hover{transform:translateY(-7px);border-color:rgba(246,201,40,.32)}
.engine-card.locked{opacity:.72}
.engine-card.locked:hover{transform:none;border-color:var(--line)}
.card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px}
.icon{width:62px;height:62px;border-radius:17px;display:grid;place-items:center;border:1px solid rgba(54,223,255,.3);background:rgba(54,223,255,.055)}
.icon svg{width:36px;height:36px;fill:none;stroke:var(--cyan);stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round}
.icon.sigma{border-color:rgba(155,92,255,.35);background:rgba(155,92,255,.06)}
.icon.sigma svg{stroke:var(--purple)}
.live{color:var(--green);border:1px solid rgba(108,240,111,.22);background:rgba(108,240,111,.06);border-radius:999px;padding:8px 12px;font-size:11px;font-weight:1000;text-transform:uppercase}
.live.premium{color:var(--purple);border-color:rgba(155,92,255,.35);background:rgba(155,92,255,.06)}
.card-kicker{display:block;color:var(--cyan);font-size:12px;font-weight:1000;letter-spacing:.16em;margin-bottom:10px}
.card-kicker.purple{color:var(--purple)}
.engine-card h2{font-size:35px;line-height:1;letter-spacing:-.055em;margin:0 0 18px}
.engine-card p{color:var(--soft);font-size:16px;line-height:1.55;max-width:500px;margin:0 0 22px}
.tags{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:22px}
.tags span{color:rgba(236,242,250,.72);border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.045);border-radius:9px;padding:9px 12px;font-size:13px}
.cta{height:56px;border:1px solid rgba(54,223,255,.42);background:rgba(54,223,255,.035);color:var(--text);border-radius:12px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;font-size:18px;font-weight:850;transition:.25s ease}
.cta b{color:var(--cyan);font-size:30px;font-weight:500}
.purple-cta{border-color:rgba(155,92,255,.46);background:rgba(155,92,255,.035)}
.purple-cta b{color:var(--purple)}
.info-bar{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0;margin-top:24px;border:1px solid var(--line);background:rgba(255,255,255,.035);border-radius:18px;overflow:hidden}
.info-bar div{padding:20px 24px;border-right:1px solid rgba(255,255,255,.09)}
.info-bar div:last-child{border-right:0}
.info-bar span{display:block;color:var(--cyan);font-size:12px;letter-spacing:.16em;font-weight:1000;margin-bottom:6px}
.info-bar strong{color:var(--text);font-size:17px}
@media(max-width:900px){.shell{width:min(100% - 28px,680px);padding-top:22px}.nav{margin-bottom:48px}.auth-layout{grid-template-columns:1fr}h1{font-size:clamp(52px,14vw,76px)}.hero p{font-size:17px}.engines{grid-template-columns:1fr}.engine-card{min-height:auto}.info-bar{grid-template-columns:1fr}.info-bar div{border-right:0;border-bottom:1px solid rgba(255,255,255,.09)}.info-bar div:last-child{border-bottom:0}}