:root{--bg:#dfe6ee;--ink:#1c2733;--card:#f4f7fa;--accent:#d6451f}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.4 ui-monospace,Menlo,Consolas,monospace}
header{text-align:center;padding:20px 12px 4px}
h1{margin:0;font-size:2rem}
.sub{margin:4px 0 0;opacity:.75}
main{max-width:760px;margin:14px auto;padding:0 12px;text-align:center}
.panel{background:var(--card);border:2px solid var(--ink);border-radius:10px;padding:14px;margin-bottom:12px}
button{font:inherit;cursor:pointer;border:2px solid var(--ink);background:var(--accent);color:#fff;border-radius:8px;padding:9px 14px;font-weight:700}
button:hover:not(:disabled){filter:brightness(1.1)}
button:disabled{opacity:.45;cursor:not-allowed}
canvas{max-width:100%;border:2px solid var(--ink);border-radius:8px;background:#000;touch-action:none}
.stat{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;margin:6px 0}
.msg{min-height:1.4em}
.share a,footer a{color:var(--ink)}
footer{text-align:center;padding:12px 12px 32px;font-size:.85rem}
.lane{font-size:2rem;min-height:44px;letter-spacing:6px}
.bubble{font-size:1.15rem;min-height:3.2em;background:#fff;border:2px solid var(--ink);border-radius:12px;padding:10px;margin:8px 0}
.bar{height:12px;border:2px solid var(--ink);border-radius:8px;overflow:hidden;background:#fff}
#pat{height:100%;width:100%;background:#2a9d3a;transition:background .3s}
.menu{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:8px}
.menu button{font-size:1.4rem;padding:10px 14px}
.menu small{display:block;font-size:.65rem;font-weight:400}