:root{color-scheme:dark;--bg: #07090b;--surface: #101419;--surface-2: #161b21;--surface-3: #1f252c;--line: rgba(224, 230, 220, .14);--line-strong: rgba(229, 188, 82, .58);--text: #f3f1e8;--muted: #9ca79d;--quiet: #6f7a72;--accent: #d7a62f;--accent-strong: #f1c75b;--accent-dark: #3d3014;--good: #7fb069;--danger: #d45a45;--radius: 8px;--shadow: 0 24px 80px rgba(0, 0, 0, .42);font-family:Arial Narrow,Roboto Condensed,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100dvh;background:linear-gradient(rgba(215,166,47,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(215,166,47,.03) 1px,transparent 1px),radial-gradient(circle at 50% -20%,rgba(215,166,47,.11),transparent 34rem),var(--bg);background-size:46px 46px,46px 46px,auto,auto}button,input{font:inherit}button{border:0}.app-shell{width:min(1780px,calc(100vw - 28px));margin:0 auto;padding:18px 0 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auto;gap:10px;width:100%;margin-top:0;color:var(--text);text-align:left;overflow:hidden;cursor:pointer;transition:border-color .18s ease,background .18s ease,transform .18s ease}.challenger-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,rgba(215,166,47,.1),transparent 48%);pointer-events:none}.challenger-card:hover,.challenger-card.is-active{border-color:var(--line-strong);background:linear-gradient(135deg,rgba(215,166,47,.1),transparent 58%),#ffffff0b}.challenger-card:active{transform:translateY(1px)}.avatar-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:var(--radius);color:var(--accent-strong);background:#0a0d10;font-family:SFMono-Regular,Consolas,monospace;font-weight:900;letter-spacing:.04em}.challenger-card strong,.challenger-card span,.challenger-score,.progress-track{position:relative;z-index:1}.challenger-card strong,.challenger-card 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var(--line);border-radius:var(--radius);color:var(--text);text-align:left;background:linear-gradient(180deg,rgba(255,255,255,.055),transparent),var(--surface-2);isolation:isolate;overflow:hidden;transform:translateZ(0);transition:transform .22s cubic-bezier(.16,1,.3,1),border-color .22s ease,box-shadow .22s ease,background .22s ease;animation:card-enter .46s cubic-bezier(.16,1,.3,1) backwards;animation-delay:calc(var(--card-index) * 22ms)}.challenge-card:before,.challenge-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .22s ease,transform .22s ease}.challenge-card:before{z-index:-1;background:radial-gradient(circle at var(--hover-x, 50%) var(--hover-y, 0%),rgba(241,199,91,.2),transparent 34%),linear-gradient(135deg,rgba(241,199,91,.07),transparent 48%)}.challenge-card:after{border:1px solid rgba(241,199,91,.42);transform:scale(.985)}.challenge-card:hover{border-color:#d7a62fb8;box-shadow:inset 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