:root{color-scheme:dark;--bg:#080b10;--fg:#f8fbff;--muted:#96a3b8;--cyan:#22d3ee;--pink:#fb7185;--yellow:#fbbf24;--panel:#111827;--border:rgba(148,163,184,.18)}
*{box-sizing:border-box}canvas,button,.touch{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}body{margin:0;min-height:100vh;background:radial-gradient(circle at 18% 8%,rgba(34,211,238,.16),transparent 30%),linear-gradient(180deg,#0f1117,#080b10);color:var(--fg);font-family:Inter,system-ui,sans-serif}main{width:min(100% - 28px,1180px);margin:0 auto;padding:22px 0 34px}a{color:var(--cyan);font-weight:900;text-decoration:none}header{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:12px 0 16px}small{color:var(--cyan);font:900 12px ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.16em;text-transform:uppercase}h1{margin:4px 0 0;color:var(--yellow);font:900 clamp(34px,8vw,72px)/.9 ui-monospace,SFMono-Regular,Menlo,monospace;text-shadow:0 0 26px rgba(251,191,36,.28)}header strong{font:900 42px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--cyan)}.layout{display:grid;grid-template-columns:minmax(0,900px) 260px;gap:14px}.stage{border:1px solid rgba(34,211,238,.44);box-shadow:0 24px 80px rgba(0,0,0,.42),0 0 34px rgba(34,211,238,.13)}canvas{display:block;width:100%;height:auto;background:#071018;touch-action:none}aside{border:1px solid var(--border);background:rgba(17,24,39,.82);padding:14px}input,button{width:100%;min-height:42px;margin:0 0 8px;border:1px solid rgba(148,163,184,.24);background:rgba(255,255,255,.06);color:var(--fg);font:800 13px ui-monospace,SFMono-Regular,Menlo,monospace;padding:0 10px}button{cursor:pointer;background:rgba(34,211,238,.13);touch-action:none}button:hover,#ready{border-color:transparent;background:var(--cyan);color:#061016}.row{display:grid;grid-template-columns:1fr 1fr;gap:8px}p{color:var(--muted);line-height:1.45}h2{margin:16px 0 8px;font-size:15px;color:var(--yellow)}#rooms{display:grid;gap:6px}#rooms span{color:var(--muted);font-size:13px}.touch{display:none;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px;touch-action:none}.touch button{min-height:58px}@media(max-width:900px){header{align-items:flex-start;flex-direction:column}.layout{grid-template-columns:1fr}.touch{display:grid}}