:root{--paper:#fbf8f1;--ink:#1f2328;--muted:#6b7079;--red:#e5484d;--blue:#2f7fe0;--line:#e2ddd1;color:var(--ink);font-family:Segoe UI,system-ui,-apple-system,Roboto,sans-serif}*{box-sizing:border-box}html,body{background:var(--paper);overscroll-behavior:none;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;height:100%;margin:0;overflow:hidden}#app{justify-content:center;align-items:center;height:100dvh;display:flex;position:relative}#stage{aspect-ratio:9/16;touch-action:none;width:min(100vw,56.25dvh);height:auto;display:block}#topbar{top:max(10px, env(safe-area-inset-top));pointer-events:none;flex-wrap:wrap;justify-content:center;gap:8px;padding:0 12px;display:flex;position:absolute;left:0;right:0}.chip{pointer-events:auto;border:1px solid var(--line);color:var(--ink);cursor:pointer;background:#ffffffeb;border-radius:999px;padding:8px 14px;font-family:inherit;font-size:14px;font-weight:600}#overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#fbf8f1b8;justify-content:center;align-items:center;padding:16px;display:flex;position:absolute;inset:0}#overlay[hidden]{display:none}.panel{border:1px solid var(--line);background:#fff;border-radius:20px;flex-direction:column;gap:10px;width:min(360px,100%);padding:24px 20px;display:flex;box-shadow:0 10px 30px #1f232814}.panel h1{text-align:center;margin:0;font-size:30px}.lead{text-align:center;color:var(--muted);margin:0 0 6px}.panel label{color:var(--muted);margin-top:4px;font-size:13px;font-weight:600}.segmented{background:#f2efe7;border-radius:12px;grid-auto-columns:1fr;grid-auto-flow:column;padding:3px;display:grid}.segmented button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:9px;padding:9px 0;font-family:inherit;font-size:15px;font-weight:600}.segmented button.on{color:var(--ink);background:#fff;box-shadow:0 1px 3px #0000001f}.panel>button{cursor:pointer;border:1px solid #0000;border-radius:14px;padding:14px;font-family:inherit;font-size:17px;font-weight:700}.primary{background:var(--red);color:#fff;margin-top:8px}.secondary{color:var(--ink);background:#fff;border-color:var(--line)!important}.ghost{color:var(--muted);background:0 0}.score{text-align:center;margin:0;font-size:40px;font-weight:800}.p0{color:var(--red)}.p1{color:var(--blue)}