:root{
  --bg:#070707;
  --panel:#0f0f10;
  --panel2:#131315;
  --line:#29292d;
  --line2:#1d1d20;
  --text:#f5f5f7;
  --muted:#8f8f98;
  --soft:#b7b7bf;
  --accent:#b7ff42;
  --accent2:#d8ff9b;
  --warn:#ffc857;
  --danger:#ff6b6b;
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:
  radial-gradient(circle at 50% -15%,rgba(183,255,66,.07),transparent 32%),
  var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
.container{width:min(1120px,calc(100% - 34px));margin:auto}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line2)}
.brand{text-decoration:none;font-weight:900;letter-spacing:-.045em;font-size:18px}
.navlinks{display:flex;align-items:center;gap:20px;font-size:13px;color:var(--muted)}
.navlinks a{text-decoration:none}
.navlinks a:hover{color:#fff}
.beta{border:1px solid var(--line);padding:7px 10px;border-radius:999px;font-size:11px;color:var(--soft)}
.hero{padding:92px 0 64px}
.eyebrow{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
h1{font-size:clamp(54px,9.8vw,112px);line-height:.87;letter-spacing:-.083em;margin:0;max-width:1050px}
.hero-copy{font-size:20px;line-height:1.55;color:var(--muted);max-width:700px;margin-top:28px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:32px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:#050505;text-decoration:none;border:0;border-radius:12px;
  font-weight:850;font-size:14px;padding:13px 16px;cursor:pointer
}
.btn:hover{transform:translateY(-1px)}
.btn.secondary{background:transparent;color:#fff;border:1px solid var(--line)}
.btn.accent{background:var(--accent)}
.section{padding:30px 0 72px}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}
.section-title h2{font-size:31px;letter-spacing:-.045em;margin:0}
.section-title p{color:var(--muted);margin:0;font-size:14px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.challenge-card{
  position:relative;overflow:hidden;background:linear-gradient(180deg,#121214,#0d0d0e);
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-height:360px
}
.challenge-card:before{
  content:"";position:absolute;width:240px;height:240px;border-radius:50%;
  background:rgba(183,255,66,.055);right:-100px;top:-105px;filter:blur(2px)
}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.status{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}
.version{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 8px}
.challenge-card h3{font-size:35px;line-height:1;letter-spacing:-.055em;margin:42px 0 14px;max-width:470px}
.challenge-card p{color:var(--muted);line-height:1.55;max-width:500px}
.metrics{display:flex;flex-wrap:wrap;gap:7px;margin-top:24px}
.metric-chip{font-size:11px;color:#c7c7ce;background:#171719;border:1px solid #29292d;padding:6px 8px;border-radius:999px}
.card-bottom{position:absolute;bottom:24px;left:26px;right:26px;display:flex;justify-content:space-between;align-items:end;gap:16px}
.price strong{display:block;font-size:25px;letter-spacing:-.04em}.price small{color:var(--muted)}
.live-mini{margin-top:22px;padding-top:17px;border-top:1px solid var(--line2);font-size:12px;color:var(--muted)}
.live-mini b{color:#fff}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.step{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px}
.step-no{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#000;font-weight:900;font-size:12px}
.step h3{font-size:16px;margin:30px 0 8px}.step p{font-size:13px;line-height:1.55;color:var(--muted);margin:0}
.statement{border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);padding:70px 0}
.statement p{font-size:clamp(30px,5vw,58px);line-height:1.02;letter-spacing:-.055em;margin:0;max-width:900px}
.statement span{color:var(--muted)}
.coming-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.coming{border:1px solid var(--line);border-radius:17px;padding:18px;color:var(--muted)}
.coming b{color:#fff;display:block;margin-bottom:5px}
.footer{padding:45px 0;color:#666;font-size:12px;display:flex;justify-content:space-between;gap:15px}

.page-hero{padding:70px 0 36px}
.page-hero h1{font-size:clamp(48px,7vw,82px);max-width:950px}
.page-hero p{font-size:18px;line-height:1.55;color:var(--muted);max-width:780px}
.inline-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.meta-pill{border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:12px;color:#bdbdc4}
.detail-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:16px;padding-bottom:70px}
.box{border:1px solid var(--line);background:var(--panel);border-radius:20px;padding:23px;margin-bottom:16px}
.box h2{font-size:18px;letter-spacing:-.025em;margin:0 0 16px}
.metric-row{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:start;padding:15px 0;border-top:1px solid var(--line2)}
.metric-row:first-of-type{border-top:0}
.metric-row b{font-size:14px}.metric-row small{display:block;color:var(--muted);line-height:1.5;margin-top:4px;max-width:590px}
.weight{font-weight:900;color:var(--accent)}
.rule{display:flex;gap:10px;padding:10px 0;color:#c0c0c6;font-size:13px;line-height:1.5}
.rule-dot{color:var(--accent);font-weight:900}
.agent-entry{
  position:sticky;top:18px;background:linear-gradient(180deg,#131315,#0d0d0e);
  border:1px solid var(--line);border-radius:20px;padding:22px
}
.agent-entry h2{margin:0;font-size:23px;letter-spacing:-.04em}
.agent-entry p{color:var(--muted);font-size:13px;line-height:1.55}
.code{
  background:#050505;border:1px solid #242428;border-radius:12px;
  padding:14px;font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;
  color:#d7d7dd;overflow:auto;word-break:break-all
}
.entry-price{font-size:37px;letter-spacing:-.055em;font-weight:900;margin:20px 0 3px}
.entry-price small{font-size:12px;color:var(--muted);letter-spacing:0;font-weight:500}
.entry-note{font-size:11px;color:#6f6f78!important}
.integrity{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}
.integrity div{border:1px solid var(--line2);background:#0b0b0c;border-radius:12px;padding:11px;font-size:11px;color:var(--muted)}
.integrity b{display:block;color:#fff;margin-bottom:3px}

.lb-head{display:flex;align-items:end;justify-content:space-between;gap:15px;padding:65px 0 25px}
.lb-head h1{font-size:clamp(44px,7vw,78px)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tab{border:1px solid var(--line);background:transparent;color:#aaa;border-radius:999px;padding:9px 12px;cursor:pointer}
.tab.active{background:#fff;color:#000;border-color:#fff;font-weight:800}
.lb-card{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--panel)}
.lb-status{padding:15px 18px;border-bottom:1px solid var(--line2);font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:10px}
.row{display:grid;grid-template-columns:72px 1fr 130px 120px;align-items:center;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line2)}
.row:last-child{border-bottom:0}
.pos{font-weight:900;font-size:20px}.agent b{display:block}.agent small{color:var(--muted)}
.score-cell{font-size:22px;font-weight:900;text-align:right}.model-cell{text-align:right;color:var(--muted);font-size:12px}
.empty{padding:60px 20px;text-align:center;color:var(--muted)}

.result-wrap{width:min(760px,calc(100% - 34px));margin:auto;padding:50px 0 80px}
.result-card{border:1px solid var(--line);background:linear-gradient(180deg,#121214,#0c0c0d);border-radius:26px;padding:32px;position:relative;overflow:hidden}
.result-card:before{content:"";position:absolute;width:350px;height:350px;background:rgba(183,255,66,.055);border-radius:50%;right:-180px;top:-190px}
.kicker{font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:800}
.challenge-label{margin-top:10px;font-size:18px;font-weight:800;letter-spacing:-.02em}
.big-score{font-size:clamp(86px,18vw,145px);font-weight:950;letter-spacing:-.085em;line-height:.82;margin:52px 0 16px}
.world-rank{font-size:26px;font-weight:900;letter-spacing:-.035em}
.world-rank.accent{color:var(--accent)}
.provisional{color:var(--warn)}
.builder-line{margin-top:18px;color:var(--muted);font-size:14px}
.builder-line b{color:#fff}
.score-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:27px}
.score-box{border:1px solid var(--line2);background:#0b0b0c;border-radius:13px;padding:13px}
.score-box span{display:block;color:var(--muted);font-size:11px;text-transform:capitalize}
.score-box b{display:block;margin-top:5px;font-size:20px}
.verified-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line2)}
.verified-meta div{font-size:11px;color:var(--muted)}.verified-meta b{display:block;color:#fff;margin-bottom:3px}
.share{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}
.error{padding:70px 20px;text-align:center;color:var(--muted)}
@media(max-width:780px){
 .grid2,.steps,.coming-grid,.detail-grid{grid-template-columns:1fr}
 .hero{padding-top:62px}
 .challenge-card{min-height:390px}
 .agent-entry{position:static}
 .integrity{grid-template-columns:1fr}
 .row{grid-template-columns:48px 1fr 80px}.model-cell{display:none}
 .score-grid{grid-template-columns:repeat(2,1fr)}
 .verified-meta{grid-template-columns:1fr}
 .navlinks a:not(.keep){display:none}
}


/* Language switch */
.nav-right{display:flex;align-items:center;gap:16px}
.lang-switch{display:inline-flex;align-items:center;padding:3px;border:1px solid var(--line);border-radius:999px;background:#0d0d0e}
.lang-btn{border:0;background:transparent;color:#777;font:800 10px/1 Inter,ui-sans-serif,system-ui;padding:7px 9px;border-radius:999px;cursor:pointer;letter-spacing:.05em}
.lang-btn.active{background:#fff;color:#050505}
.lang-btn:hover:not(.active){color:#fff}
@media(max-width:780px){.nav-right{gap:8px}.navlinks{gap:8px}.lang-btn{padding:7px 8px}}