:root{color-scheme:dark;--bg:#08111f;--panel:#101d2f;--panel-2:#13243a;--text:#f8fafc;--muted:#9fb0c6;--line:rgba(255,255,255,0.11);--accent:#26d07c;--accent-2:#31b7ff;--danger:#ff5a6a;--warning:#f9c74f}*{box-sizing:border-box}body,html{min-height:100%;margin:0}body{background:radial-gradient(circle at 30% 10%,rgba(38,208,124,.22),transparent 28rem),radial-gradient(circle at 85% 20%,rgba(49,183,255,.16),transparent 26rem),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif}button,input{font:inherit}button{border:0}a{color:inherit}.page{min-height:100dvh;padding:24px}.shell{width:min(1180px,100%);margin:0 auto}.topbar{justify-content:space-between;gap:16px;margin-bottom:22px}.brand,.topbar{display:flex;align-items:center}.brand{gap:12px;min-width:0}.brand-mark{display:grid;width:42px;height:42px;place-items:center;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04111d;font-size:23px;font-weight:900}.brand h1,.brand h2{margin:0;font-size:clamp(22px,4vw,36px);letter-spacing:0}.brand p,.muted{margin:4px 0 0;color:var(--muted)}.grid{display:grid;grid-gap:16px;gap:16px}.grid.two{grid-template-columns:minmax(0,.85fr) minmax(360px,1.15fr)}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.panel{border:1px solid var(--line);border-radius:8px;background:rgba(16,29,47,.86);box-shadow:0 18px 60px rgba(0,0,0,.25)}.panel-inner{padding:18px}.section-title{margin:0 0 14px;font-size:18px}.field{display:grid;grid-gap:8px;gap:8px;margin-bottom:14px}.field label{color:var(--muted);font-size:14px}.input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:8px;padding:0 12px;background:rgba(255,255,255,.06);color:var(--text);outline:none}.input:focus{border-color:rgba(38,208,124,.75);box-shadow:0 0 0 3px rgba(38,208,124,.16)}.button-row{display:flex;flex-wrap:wrap;gap:10px}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:0 16px;background:rgba(255,255,255,.08);color:var(--text);cursor:pointer;transition:transform .12s ease,background .12s ease}.button:hover{background:rgba(255,255,255,.13)}.button:active{transform:translateY(1px)}.button.primary{background:linear-gradient(135deg,var(--accent),#8af7b8);color:#04111d;font-weight:800}.button.danger{background:rgba(255,90,106,.14);color:#ffd5da}.button:disabled{cursor:not-allowed;opacity:.55}.stat{display:grid;grid-gap:6px;gap:6px;border:1px solid var(--line);border-radius:8px;padding:14px;background:rgba(255,255,255,.045)}.stat span{color:var(--muted);font-size:13px}.stat strong{font-size:clamp(24px,5vw,42px);line-height:1}.leaderboard{display:grid;grid-gap:8px;gap:8px}.rank-row{grid-template-columns:48px minmax(0,1fr) 86px;grid-gap:10px;gap:10px;align-items:center;border:1px solid var(--line);padding:10px 12px;background:rgba(255,255,255,.055)}.rank,.rank-row{display:grid;border-radius:8px}.rank{width:34px;height:34px;place-items:center;background:rgba(255,255,255,.08);color:var(--muted);font-weight:800}.rank-row:first-child .rank{background:var(--warning);color:#201606}.rank-row:nth-child(2) .rank{background:#cbd5e1;color:#111827}.rank-row:nth-child(3) .rank{background:#f0a466;color:#201006}.name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700}.score{text-align:right;color:#a7f3d0;font-size:22px;font-weight:900}.qr{width:min(280px,100%);border-radius:8px;background:#fff}.pill{display:inline-flex;min-height:32px;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:0 12px;color:var(--muted);background:rgba(255,255,255,.06);font-size:14px}.status-dot{width:8px;height:8px;border-radius:99px;background:var(--muted)}.status-dot.running{background:var(--accent)}.status-dot.ended{background:var(--warning)}.play-page{min-height:100dvh;padding:18px}.phone-shell{display:grid;min-height:calc(100dvh - 36px);align-content:center;width:min(480px,100%);margin:0 auto}.shake-meter{display:grid;width:min(260px,72vw);aspect-ratio:1;place-items:center;margin:24px auto;border:1px solid rgba(255,255,255,.16);border-radius:50%;background:radial-gradient(circle,rgba(38,208,124,.26),transparent 58%),rgba(255,255,255,.04)}.shake-meter strong{font-size:clamp(58px,20vw,96px);line-height:1}.screen-page{min-height:100dvh;padding:28px}.screen-layout{display:grid;grid-template-columns:minmax(300px,.58fr) minmax(0,1fr);grid-gap:24px;gap:24px;min-height:calc(100dvh - 56px)}.screen-clock{font-size:clamp(74px,14vw,170px);font-weight:950;line-height:.92}.empty{border:1px dashed var(--line);border-radius:8px;padding:20px;color:var(--muted);text-align:center}@media (max-width:900px){.grid.three,.grid.two,.screen-layout{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.page,.screen-page{padding:16px}}@media (max-width:520px){.rank-row{grid-template-columns:40px minmax(0,1fr) 66px;padding:9px}.score{font-size:18px}.button{width:100%}}