:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#f5f7fb;--muted:#a9b6c7;--dim:#6f7d90;--void:#071018;--panel:#101a24;--panel-2:#172433;--line:#ffffff1a;--mint:#55e6a5;--rose:#ff5b8a;--radius:8px;--shadow:0 24px 80px #00000080;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;color:var(--ink);background:radial-gradient(circle at 14% 8%,#44d8ff24,#0000 30rem),linear-gradient(#071018 0%,#0e141d 46%,#111720 100%);margin:0}button,input{font:inherit}button{cursor:pointer}.arena-page{flex-direction:column;align-items:center;gap:24px;max-width:900px;margin:0 auto;padding:32px 16px 60px;display:flex}.arena-top{text-align:center}.arena-top h1{margin:0 0 6px;font-size:clamp(28px,5vw,40px)}.arena-top p{color:var(--muted);margin:0}.nickname-gate{gap:10px;width:100%;max-width:360px;display:flex}.nickname-gate input{border:1px solid var(--line);background:var(--panel-2);color:var(--ink);border-radius:6px;flex:1;padding:10px 14px}.primary-button{background:var(--mint);color:#061018;border:none;border-radius:6px;padding:10px 18px;font-weight:900}.arena-body{flex-wrap:wrap;justify-content:center;align-items:flex-start;gap:20px;width:100%;display:flex}.gauge-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);min-width:320px;max-width:520px;box-shadow:var(--shadow);flex:1;padding:28px}.balance-track{background:var(--panel-2);border:1px solid var(--line);border-radius:999px;height:40px;position:relative;overflow:hidden}.balance-center-zone{border-left:1px solid var(--mint);border-right:1px solid var(--mint);background:#55e6a547;width:8%;position:absolute;top:0;bottom:0;left:46%}.balance-ball{background:var(--rose);border-radius:50%;width:32px;transition:none;position:absolute;top:4px;bottom:4px;left:50%;transform:translate(-50%);box-shadow:0 0 14px #ff5b8acc}.gauge-status{text-align:center;color:var(--muted);margin:18px 0 0;font-size:16px;font-weight:700}.balance-controls{justify-content:center;gap:10px;margin-top:14px;display:flex}.secondary-button{border:1px solid var(--mint);color:var(--mint);background:0 0;border-radius:6px;padding:10px 18px;font-weight:900}.secondary-button:disabled{opacity:.6;cursor:default}.my-status{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel-2);color:var(--muted);justify-content:space-between;align-items:center;margin-top:18px;padding:12px 14px;font-size:14px;display:flex}.my-status strong{color:var(--mint);font-size:18px}.arena-side{width:260px}.leaderboard{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:16px}.leaderboard-head{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.leaderboard h3{margin:0;font-size:15px}.refresh-button{border:1px solid var(--line);background:var(--panel-2);color:var(--muted);border-radius:6px;padding:4px 10px;font-size:12px}.refresh-button:hover{color:var(--ink);border-color:var(--mint)}.leaderboard-list{counter-reset:rank;gap:8px;margin:0;padding:0;list-style:none;display:grid}.leaderboard-list li{background:var(--panel-2);border-radius:6px;align-items:center;gap:8px;padding:6px 8px;font-size:13px;display:flex}.leaderboard-list li:before{counter-increment:rank;content:counter(rank);background:var(--panel);width:20px;height:20px;color:var(--muted);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:900;display:inline-flex}.leaderboard-list li strong{color:var(--ink);margin-left:auto}.leaderboard-list li.mine{border:1px solid var(--mint)}@media (width<=720px){.arena-body{flex-direction:column;align-items:center}.arena-side{width:100%;max-width:420px}}