:root{
  --bg:#F6F3F2; --surface:#FFFFFF; --sunk:#EFEAE8; --ink:#1A1414; --muted:#6E6260; --line:#E3DAD8;
  --red:#B5121B; --red-deep:#8E0D14; --red-soft:#F8E4E5; --night:#141010; --night-2:#1E1818; --night-ink:#F3EDEC; --night-muted:#A89B99; --night-line:#342C2B;
  --ok:#1F7A4D; --bronze:#C9A66B; --bronze-dim:rgba(201,166,107,.35);
  --roman:"Cinzel",Georgia,serif;
  --display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#121010; --surface:#1C1818; --sunk:#171414; --ink:#F3EDEC; --muted:#A89B99; --line:#342C2B;
    --red:#E5424B; --red-deep:#B5121B; --red-soft:#3A1A1C; --ok:#5BC48E;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#121010; --surface:#1C1818; --sunk:#171414; --ink:#F3EDEC; --muted:#A89B99; --line:#342C2B;
  --red:#E5424B; --red-deep:#B5121B; --red-soft:#3A1A1C; --ok:#5BC48E;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1;margin:0;text-transform:uppercase;letter-spacing:.01em;text-wrap:balance}
p{margin:0}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.eyebrow{font:600 12px/1 var(--body);letter-spacing:.16em;text-transform:uppercase;color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border:0;border-radius:2px;background:var(--red);color:#fff;font:700 19px/1 var(--display);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;transition:transform .15s ease, background .15s ease}
.btn:hover{background:var(--red-deep);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:inherit;box-shadow:inset 0 0 0 1.5px currentColor}
.btn.ghost:hover{background:rgba(127,127,127,.1)}
.btn .arr{font-size:22px;line-height:1;transition:transform .15s ease}
.btn:hover .arr{transform:translateX(3px)}

/* nav */
.nav{position:sticky;top:0;z-index:10;background:var(--night);color:var(--night-ink);border-bottom:1px solid var(--night-line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.mark{display:flex;align-items:center;gap:12px;text-decoration:none}
.dr{width:36px;height:36px;background:var(--red);color:#fff;display:grid;place-items:center;font:700 18px/1 var(--display);letter-spacing:.02em;flex:none}
.brand{font:700 21px/1 var(--display);letter-spacing:.08em;text-transform:uppercase}
.brand small{display:block;font:500 10px/1.3 var(--body);letter-spacing:.16em;color:var(--night-muted);margin-top:4px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font:600 13px/1 var(--body);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;color:var(--night-muted)}
.nav-links a:hover{color:var(--night-ink)}
.nav .btn{min-height:40px;padding:0 18px;font-size:16px}
@media (max-width:760px){ .nav-links a:not(.btn){display:none} .brand small{display:none} }

/* hero */
.hero{background:var(--night);color:var(--night-ink);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 520px at 85% 15%, rgba(181,18,27,.38), transparent 60%),
  radial-gradient(700px 400px at 10% 110%, rgba(201,120,40,.16), transparent 70%),
  radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.45)),
  repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 96px);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding-top:88px;padding-bottom:96px}
.hero h1{font-size:clamp(52px,7.4vw,96px);font-weight:800;letter-spacing:-.005em;margin:18px 0 22px}
.hero h1 em{font-style:normal;color:var(--red)}
@media (prefers-color-scheme: light){ .hero h1 em{color:#E5424B} }
.hero .lede{font-size:19px;line-height:1.55;color:#D8CFCD;max-width:540px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero .ctas .btn.ghost{color:var(--night-ink)}
.hero .fine{margin-top:18px;font-size:13px;color:var(--night-muted)}

/* sample round card */
.round{background:var(--night-2);border:1px solid var(--night-line);box-shadow:0 30px 80px rgba(0,0,0,.45);font-size:14px}
.round-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--night-line)}
.round-head .label{font:600 11px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--night-muted)}
.live{display:inline-flex;align-items:center;gap:8px;font:600 11px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;color:#FF8A90}
.live::before{content:"";width:8px;height:8px;border-radius:50%;background:#E5424B;box-shadow:0 0 0 0 rgba(229,66,75,.6);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(229,66,75,0)}100%{box-shadow:0 0 0 0 rgba(229,66,75,0)}}
.lines{padding:18px;display:flex;flex-direction:column;gap:12px}
.line{max-width:88%;padding:10px 14px;line-height:1.45}
.line b{display:block;font:600 10px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px;opacity:.7}
.line.p{background:#2A2322;color:#EDE5E3}
.line.lo{align-self:flex-end;background:var(--red-deep);color:#fff}
.move{display:inline-block;margin-top:8px;font:600 10px/1 var(--body);letter-spacing:.12em;text-transform:uppercase;background:rgba(255,255,255,.14);padding:5px 7px}
.score{border-top:1px solid var(--night-line);padding:16px 18px;display:grid;grid-template-columns:repeat(4,1fr) auto;gap:10px;align-items:end}
.score div span{display:block;font:600 10px/1 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--night-muted);margin-bottom:6px}
.score div strong{font:700 24px/1 var(--display)}
.score .total{text-align:right}
.score .total strong{font-size:40px;color:#FF8A90}
.score .total small{font:500 14px var(--display);color:var(--night-muted)}
.round-foot{padding:0 18px 16px;font-size:12px;color:var(--night-muted)}
@media (max-width:900px){ .hero .wrap{grid-template-columns:1fr;gap:48px;padding-top:64px;padding-bottom:72px} }
@media (max-width:440px){ .score{grid-template-columns:repeat(4,1fr)} .score .total{grid-column:1/-1;text-align:left} }

/* story strip */
.story{background:linear-gradient(180deg,#1A1212,#120D0D);color:#EDE5E3;border-top:1px solid var(--bronze-dim);border-bottom:1px solid var(--bronze-dim)}
.story .wrap{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center;padding-top:44px;padding-bottom:44px}
.story .latin{font:700 58px/1 var(--roman);letter-spacing:.14em;color:var(--bronze)}
.story .latin small{display:block;font:500 12px/1.3 var(--body);letter-spacing:.2em;text-transform:uppercase;color:var(--night-muted);margin-top:10px}
.story p b{color:#fff}
.story p{font-size:19px;line-height:1.55;max-width:720px}
.story p b{font-weight:600}
@media (max-width:760px){ .story .wrap{grid-template-columns:1fr;gap:18px} .story .latin{font-size:52px} }

/* sections */
section.block{padding:96px 0}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-head h2{font-size:clamp(38px,5vw,60px);margin-top:14px}
.sec-head p{font-size:18px;color:var(--muted);margin-top:16px}

/* two knowledges */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line);border:1px solid var(--line)}
.duo > div{background:var(--surface);padding:40px}
.duo .num{font:700 13px/1 var(--roman);color:var(--red);letter-spacing:.2em}
.duo h3{font-size:34px;margin:14px 0 14px}
.duo p{color:var(--muted)}
.duo ul{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.duo li{display:flex;gap:12px;align-items:flex-start}
.duo li::before{content:"";width:10px;height:10px;margin-top:8px;background:var(--red);flex:none}
@media (max-width:820px){ .duo{grid-template-columns:1fr} .duo > div{padding:28px} }

.stat{margin-top:2px;display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center;background:var(--night);color:var(--night-ink);padding:44px 40px}
.stat .big{font:800 clamp(72px,11vw,132px)/.9 var(--display);letter-spacing:-.01em;color:#FF6B72;white-space:nowrap}
.stat .big small{font-size:.45em;color:var(--night-ink);margin-left:4px}
.stat h3{font-size:30px;margin-bottom:12px}
.stat p{color:#D8CFCD;font-size:17px;max-width:560px}
@media (max-width:820px){ .stat{grid-template-columns:1fr;gap:18px;padding:32px 28px} }

/* how it works */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{border-top:3px solid var(--ink);padding-top:22px}
.step .n{font:700 20px/1 var(--roman);color:var(--red);letter-spacing:.12em}
.step h3{font-size:27px;margin:12px 0 10px}
.step p{color:var(--muted);font-size:15px}
@media (max-width:900px){ .steps{grid-template-columns:1fr 1fr;row-gap:36px} }
@media (max-width:520px){ .steps{grid-template-columns:1fr} }

/* lanes */
.lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:56px}
.lane{background:var(--surface);border:1px solid var(--line);padding:26px}
.lane .tag{font:600 11px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.lane h3{font-size:25px;margin:10px 0 8px}
.lane p{color:var(--muted);font-size:15px}
@media (max-width:820px){ .lanes{grid-template-columns:1fr} }

/* moves */
.moves-sec{background:var(--night);color:var(--night-ink)}
.moves-sec .sec-head p{color:var(--night-muted)}
.moves{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--night-line);border:1px solid var(--night-line)}
.area{background:var(--night-2);padding:26px}
.area h3{font:700 22px/1 var(--roman);letter-spacing:.2em;color:var(--bronze);margin-bottom:8px}
.area .sub{font-size:13px;color:var(--night-muted);margin-bottom:18px}
.area ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.area li{font:600 18px/1.2 var(--display);letter-spacing:.04em;text-transform:uppercase;padding:9px 12px;background:rgba(255,255,255,.04);border-left:2px solid var(--bronze)}
@media (max-width:900px){ .moves{grid-template-columns:1fr 1fr} }
@media (max-width:520px){ .moves{grid-template-columns:1fr} }

/* features */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{background:var(--surface);border:1px solid var(--line);padding:28px;transition:transform .2s ease, box-shadow .2s ease}
.feat:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(26,20,20,.08)}
.feat .ic{width:44px;height:44px;display:grid;place-items:center;background:var(--red-soft);color:var(--red);margin-bottom:18px}
.feat .ic svg{width:22px;height:22px}
.feat h3{font-size:24px;margin-bottom:8px}
.feat p{color:var(--muted);font-size:15px}
@media (max-width:900px){ .feats{grid-template-columns:1fr 1fr} }
@media (max-width:600px){ .feats{grid-template-columns:1fr} }

/* editions */
.eds{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ed{border:1px solid var(--line);background:var(--surface);padding:34px;position:relative}
.ed.on{border-color:var(--red);box-shadow:inset 0 0 0 1px var(--red)}
.ed h3 .roman{font-size:.5em;color:var(--bronze);display:block;margin-bottom:8px;letter-spacing:.3em}
.ed .pill{display:inline-block;font:600 11px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;padding:7px 10px;background:var(--sunk);color:var(--muted)}
.ed.on .pill{background:var(--red);color:#fff}
.ed h3{font-size:34px;margin:18px 0 10px}
.ed p{color:var(--muted)}
@media (max-width:760px){ .eds{grid-template-columns:1fr} }

/* final cta */
.final{background:var(--night);color:var(--night-ink);position:relative;overflow:hidden;text-align:center}
.final::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 360px at 50% 110%, rgba(181,18,27,.45), transparent 70%);pointer-events:none}
.final .wrap{position:relative;padding-top:110px;padding-bottom:110px}
.final h2{font-size:clamp(46px,7vw,88px);font-weight:800}
.final p{color:#D8CFCD;font-size:19px;margin:20px auto 36px;max-width:560px}
.final .btn{min-height:60px;padding:0 40px;font-size:22px}
.final .fine{margin-top:18px;font-size:13px;color:var(--night-muted)}

footer{background:#0B0909;color:var(--night-muted);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:28px;padding-bottom:28px}

/* arena touches */
.grain{position:relative}
.grain::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.09;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.roman{font-family:var(--roman);letter-spacing:.22em;text-transform:uppercase}
.motto{display:inline-flex;align-items:center;gap:14px;font:500 13px/1 var(--roman);letter-spacing:.32em;color:var(--bronze)}
.motto::before,.motto::after{content:"";width:28px;height:1px;background:var(--bronze-dim)}
.motto-wrap{display:inline-flex;flex-direction:column;align-items:center;gap:9px}
.motto-en{font:500 11px/1 var(--body);letter-spacing:.3em;text-transform:uppercase;color:var(--night-muted)}
.embers{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.embers i{position:absolute;bottom:-10px;width:3px;height:3px;border-radius:50%;background:#FF9A5A;box-shadow:0 0 6px 1px rgba(255,120,60,.7);opacity:0;animation:rise linear infinite}
@keyframes rise{0%{transform:translate(0,0);opacity:0}10%{opacity:.8}100%{transform:translate(var(--dx,20px),-110vh);opacity:0}}
.hero h1{text-shadow:0 2px 30px rgba(0,0,0,.35)}
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--bronze-dim),transparent);margin:0}
@media (prefers-reduced-motion: reduce){ .embers{display:none} }

.motto3{display:inline-flex;align-items:flex-start;gap:14px;color:#C9A66B}
.motto3::before,.motto3::after{content:"";width:24px;height:1px;background:rgba(201,166,107,.4);align-self:center;margin-top:-14px}
.motto3 span{display:flex;flex-direction:column;align-items:center;gap:7px}
.motto3 b{font:500 13px/1 "Cinzel",Georgia,serif;letter-spacing:.3em;margin-right:-.3em;text-transform:uppercase}
.motto3 small{font:500 10.5px/1 "IBM Plex Sans",system-ui,sans-serif;letter-spacing:.2em;margin-right:-.2em;text-transform:uppercase;color:#A89B99}
.motto3 i{font-style:normal;font:500 13px/1 "Cinzel",Georgia,serif;opacity:.7}
.motto3.plain::before,.motto3.plain::after{display:none}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ .reveal{opacity:1;transform:none;transition:none} html{scroll-behavior:auto} .live::before{animation:none} }