/* The arena — one dark stage, one accent, lots of air. */

:root{
  --bg:#08090b;
  --bg-1:#0e0f12;
  --bg-2:#15171b;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --ink:#f3f4f6;
  --ink-2:#a4a8b1;
  --ink-3:#6c717b;
  --accent:#ffb03b;
  --accent-ink:#1a1204;
  --sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --bar:64px;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility}
body{min-height:100vh;min-height:100dvh}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
[hidden]{display:none!important}
::selection{background:var(--accent);color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* ---- top bar ---------------------------------------------------------- */
.topbar{position:fixed;inset:0 0 auto 0;height:var(--bar);z-index:20;display:flex;align-items:center;
  gap:28px;padding:0 clamp(18px,3.2vw,40px);
  background:linear-gradient(to bottom,rgba(8,9,11,.92),rgba(8,9,11,0))}
.doc-page .topbar{position:sticky;top:0;background:rgba(8,9,11,.82);backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);border-bottom:1px solid var(--line)}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.01em;font-size:16px;white-space:nowrap}
.navlink,.cta{white-space:nowrap}
.logo svg{display:block}
.topbar nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.navlink{padding:8px 12px;border-radius:999px;color:var(--ink-2);font-size:14.5px;font-weight:500;
  transition:color .2s var(--ease),background .2s var(--ease)}
.navlink:hover,.navlink[aria-current="page"]{color:var(--ink);background:rgba(255,255,255,.05)}
.cta{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:999px;
  background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:14.5px;letter-spacing:-.005em;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px -8px rgba(255,176,59,.55)}
.cta:active{transform:none}

/* ---- the stage -------------------------------------------------------- */
.arena-page{overflow:hidden;height:100vh;height:100dvh}
.stage{position:relative;height:100vh;height:100dvh;min-height:520px;overflow:hidden;
  background:radial-gradient(120% 80% at 50% 58%,#121418 0%,var(--bg) 62%)}
.stage::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(140% 100% at 50% 50%,transparent 55%,rgba(0,0,0,.55) 100%)}
.stage-canvas-wrap{position:absolute;inset:0}
.stage canvas{display:block;width:100%;height:100%}

.hud{position:absolute;z-index:5;left:0;right:0;top:calc(var(--bar) + 8px);
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;
  padding:0 clamp(18px,4vw,56px);pointer-events:none}
.hud-side{display:flex;align-items:center;gap:16px;min-width:0;--c:#fff}
.hud-side[data-hud-side="1"]{flex-direction:row-reverse;text-align:right}
.hud-name{font-size:clamp(15px,1.6vw,20px);font-weight:600;letter-spacing:-.015em;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:10px;min-width:0}
.hud-side[data-hud-side="1"] .hud-name{flex-direction:row-reverse}
.hud-name::before{content:"";flex:none;width:10px;height:10px;border-radius:50%;background:var(--c);
  box-shadow:0 0 0 4px color-mix(in srgb,var(--c) 18%,transparent),0 0 18px var(--c)}
.hud-score{font-size:clamp(34px,4.2vw,56px);font-weight:600;letter-spacing:-.04em;line-height:1;
  font-variant-numeric:tabular-nums;color:var(--ink)}
.hud-side.is-winner .hud-score{color:var(--c)}
.hud-mid{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}
.status{display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);
  background:rgba(255,255,255,.05);border:1px solid var(--line)}
.status[data-state="live"]{color:var(--ink)}
.status[data-state="live"]::before,.live-dot{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(255,176,59,.6);animation:pulse 1.8s infinite}
.live-dot{display:inline-block;margin-right:8px;vertical-align:1px}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,176,59,.55)}70%{box-shadow:0 0 0 9px rgba(255,176,59,0)}100%{box-shadow:0 0 0 0 rgba(255,176,59,0)}}
.hud-meta{font-size:13px;color:var(--ink-3);font-weight:500}

.banner{position:absolute;z-index:6;left:50%;top:27%;transform:translate(-50%,-30%) scale(.96);
  text-align:center;pointer-events:none;opacity:0;transition:opacity .45s var(--ease),transform .6s var(--ease);
  padding:20px 32px;border-radius:22px;background:rgba(8,9,11,.55);white-space:nowrap;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);max-width:min(92vw,720px)}
.banner.is-in{opacity:1;transform:translate(-50%,-50%) scale(1)}
.banner-k{font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.banner-t{font-size:clamp(28px,4.6vw,56px);font-weight:700;letter-spacing:-.035em;line-height:1.05}
.banner-score{color:var(--ink-2);font-weight:600;margin-left:.25em;font-variant-numeric:tabular-nums}

.stage-foot{position:absolute;z-index:5;left:0;right:0;bottom:0;display:flex;align-items:flex-end;
  justify-content:space-between;gap:24px;padding:0 clamp(18px,3.2vw,40px) max(22px,env(safe-area-inset-bottom));
  pointer-events:none}
.stage-foot>*{pointer-events:auto}
.tagline{margin:0;max-width:34rem;font-size:13.5px;line-height:1.55;color:var(--ink-3)}
.tagline b{color:var(--ink-2);font-weight:500}
.stage-actions{display:flex;gap:10px;align-items:center;flex:none}
.quiet-btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink);background:rgba(255,255,255,.06);border:1px solid var(--line-2);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:background .2s var(--ease),border-color .2s var(--ease)}
.quiet-btn:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22)}
.quiet-btn.is-accent{background:var(--accent);color:var(--accent-ink);border-color:transparent;font-weight:600}
.quiet-btn svg{opacity:.7}

/* ---- the drawer ------------------------------------------------------- */
.scrim{position:fixed;inset:0;z-index:30;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;
  transition:opacity .3s var(--ease)}
.scrim.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;z-index:31;top:0;right:0;bottom:0;width:min(400px,100vw);background:var(--bg-1);
  border-left:1px solid var(--line);transform:translateX(100%);transition:transform .42s var(--ease);
  display:flex;flex-direction:column;padding:22px 24px max(24px,env(safe-area-inset-bottom));overflow-y:auto}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head h2{margin:0;font-size:17px;font-weight:600;letter-spacing:-.01em}
.icon-btn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:var(--ink-2);
  background:rgba(255,255,255,.05)}
.icon-btn:hover{color:var(--ink);background:rgba(255,255,255,.09)}
.drawer h3{margin:22px 0 8px;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.bouts{list-style:none;margin:0;padding:0}
.bouts a{display:flex;flex-direction:column;gap:2px;padding:12px 14px;margin:0 -14px;border-radius:12px;
  transition:background .2s var(--ease)}
.bouts a:hover,.bouts a[aria-current="true"]{background:rgba(255,255,255,.05)}
.bout-vs{font-size:15px;font-weight:500;letter-spacing:-.01em}
.bout-vs i{font-style:normal;color:var(--ink-3);font-weight:400;padding:0 2px}
.bout-vs b{font-weight:600}
.bout-vs b.lost{font-weight:400;color:var(--ink-2)}
.bout-meta{font-size:13px;color:var(--ink-3)}
.drawer-links{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line)}
.drawer-links a{padding:10px 0;color:var(--ink-2);font-size:15px;display:flex;justify-content:space-between}
.drawer-links a:hover{color:var(--ink)}
.muted{color:var(--ink-3);font-size:14px;margin:6px 0}

/* ---- document pages (ladder, profile, bots) --------------------------- */
.doc{max-width:760px;margin:0 auto;padding:clamp(48px,9vw,104px) clamp(20px,4vw,32px) 96px}
.doc-narrow{max-width:640px}
.eyebrow{font-size:12.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
.doc h1{margin:0 0 14px;font-size:clamp(34px,5.4vw,52px);font-weight:700;letter-spacing:-.04em;line-height:1.04}
.doc h2{margin:56px 0 16px;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.lede{margin:0 0 8px;font-size:clamp(16px,1.6vw,18px);color:var(--ink-2);max-width:36rem}
.lede a,.doc p a:not(.cta):not(.quiet-btn){color:var(--ink);text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:3px}
.lede a:hover,.doc p a:not(.cta):not(.quiet-btn):hover{text-decoration-color:var(--accent)}
.small{font-size:14px;color:var(--ink-3)}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1px;margin:40px 0 0;
  background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.stat{background:var(--bg);padding:18px 20px}
.stat-k{font-size:12.5px;color:var(--ink-3);font-weight:500;margin-bottom:4px}
.stat-v{font-size:26px;font-weight:600;letter-spacing:-.03em;font-variant-numeric:tabular-nums}

.table{width:100%;border-collapse:collapse;font-size:15px}
.table th{text-align:left;font-size:12.5px;font-weight:500;color:var(--ink-3);padding:0 12px 12px;border-bottom:1px solid var(--line)}
.table td{padding:16px 12px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
.table th:first-child,.table td:first-child{padding-left:0}
.table th:last-child,.table td:last-child{padding-right:0}
.table .num{text-align:right}
.table .rk{width:44px;color:var(--ink-3)}
.table .nm a{font-weight:600}
.table .nm a:hover{color:var(--accent)}
.table tbody tr{transition:background .2s var(--ease)}
.table tbody tr:hover{background:rgba(255,255,255,.02)}
.table .elo{font-weight:600}
.badge{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;margin-left:10px;
  font-size:11.5px;font-weight:600;letter-spacing:.04em;color:var(--accent-ink);background:var(--accent);vertical-align:2px}

.empty{padding:40px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--ink-2)}
.empty p{margin:0 0 18px}

.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.rows li{border-bottom:1px solid var(--line)}
.rows a,.rows .row{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:14px;padding:16px 0}
.rows a:hover .go{color:var(--ink)}
.wl{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:700}
.wl.w{background:var(--accent);color:var(--accent-ink)}
.wl.l{background:rgba(255,255,255,.07);color:var(--ink-2)}
.row-main{display:flex;flex-direction:column;min-width:0}
.row-main b{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-main span{font-size:13px;color:var(--ink-3)}
.go{font-size:14px;color:var(--ink-3);transition:color .2s var(--ease)}

.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps>li{margin:0 0 34px}
.step-h{display:flex;align-items:baseline;gap:12px;margin:0 0 12px;font-size:18px;font-weight:600;letter-spacing:-.015em}
.step-h::before{counter-increment:s;content:counter(s);font-size:13px;font-weight:600;color:var(--accent);
  font-family:var(--mono);min-width:14px}
.step-p{margin:-4px 0 12px 26px;color:var(--ink-2);font-size:15px}
pre{margin:0;padding:18px 20px;background:var(--bg-1);border:1px solid var(--line);border-radius:14px;overflow-x:auto;
  font-family:var(--mono);font-size:13.5px;line-height:1.7;color:#e6e7ea;tab-size:2}
pre .c{color:var(--ink-3)}
code{font-family:var(--mono);font-size:.9em}
:not(pre)>code{padding:2px 6px;border-radius:6px;background:rgba(255,255,255,.06);color:var(--ink)}
.links{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.links li{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px}
.links li span{color:var(--ink-3)}
.links li a{font-family:var(--mono);font-size:14px;text-decoration:none!important}
.links li a:hover{color:var(--accent)}

.form{display:grid;gap:16px;margin-top:32px}
.form label{display:grid;gap:6px;font-size:14px;color:var(--ink-2)}
.form input{height:46px;padding:0 14px;border-radius:12px;border:1px solid var(--line-2);background:var(--bg-1);
  color:var(--ink);font:inherit;font-size:15px}
.form input:focus{outline:none;border-color:var(--accent)}
.form .cta{justify-self:start;height:44px;padding:0 20px;font-size:15px}
.err{color:#ff7a6b;font-size:14px}
.ok{white-space:pre-wrap;word-break:break-all}

.foot{max-width:760px;margin:0 auto;padding:28px clamp(20px,4vw,32px) 48px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13.5px;color:var(--ink-3)}
.foot a:hover{color:var(--ink)}

/* ---- small screens ---------------------------------------------------- */
@media (max-width:640px){
  :root{--bar:58px}
  .topbar{gap:8px;padding:0 14px}
  .topbar nav{gap:2px}
  .navlink{padding:8px 8px;font-size:13.5px}
  .cta{height:34px;padding:0 12px;font-size:13.5px}
  .logo{gap:8px}
  .logo span{font-size:14.5px}
  .hud{gap:10px;grid-template-columns:1fr auto 1fr;top:calc(var(--bar) + 4px)}
  .hud-side{gap:10px;flex-direction:column-reverse;align-items:flex-start}
  .hud-side[data-hud-side="1"]{flex-direction:column-reverse;align-items:flex-end}
  .hud-name{font-size:13.5px;max-width:100%;gap:8px}
  .hud-name::before{width:8px;height:8px}
  .hud-score{font-size:34px}
  .hud-meta{font-size:12px}
  .status{height:24px;font-size:11px;padding:0 10px}
  .stage-foot{flex-direction:column;align-items:stretch;gap:14px}
  .tagline{font-size:12.5px;text-align:center;max-width:none;order:2}
  .stage-actions{justify-content:center;order:1}
  .banner{padding:16px 20px;border-radius:18px;white-space:normal;width:max-content;max-width:88vw;top:25%}
  .table .hide-sm{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}