:root{color-scheme:dark;--ink:#f3f5ff;--muted:#b4c5df;--cyan:#73f0d3;--gold:#ffce6b}*{box-sizing:border-box}body{margin:0;background:#101c30;color:var(--ink);font:16px/1.5 system-ui,sans-serif}main{max-width:860px;margin:auto;padding:32px 24px;text-align:center}.eyebrow{font-size:11px;letter-spacing:.2em;color:var(--cyan);font-weight:800}h1{font-size:clamp(35px,6vw,56px);letter-spacing:-.055em;line-height:1.1;margin:12px 0}h1 span{color:var(--gold);padding-left:12px}header p{color:var(--muted);margin:12px 0 24px}.scoreboard{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 18px;background:#20304a;border-radius:12px 12px 0 0;font-size:13px;text-align:left}.scoreboard b{color:var(--gold);padding-left:8px}#status{color:var(--muted)}canvas{width:100%;display:block;background:#0b1425;border:1px solid #364863;border-radius:0 0 12px 12px;touch-action:none}button{background:#243951;color:var(--ink);border:1px solid #506683;border-radius:10px;padding:10px 20px;font:700 15px system-ui;cursor:pointer;min-height:44px}button:focus-visible,canvas:focus-visible{outline:3px solid var(--gold);outline-offset:3px}button:hover{border-color:var(--cyan)}button:disabled{opacity:.45;cursor:default}#start{background:var(--cyan);color:#101c30;border-color:var(--cyan)}.actions{display:flex;justify-content:center;gap:12px;margin:18px 0}.directions button{width:52px;padding:8px;touch-action:none;user-select:none}.directions>div{display:flex;gap:5px;justify-content:center;margin-top:5px}.help,footer{color:var(--muted);font-size:12px}footer{padding-top:12px;border-top:1px solid #30425b;margin-top:22px}@media(max-width:550px){main{padding:22px 12px}.scoreboard{align-items:start;flex-direction:column;font-size:12px}.actions{gap:7px}button{padding:10px 14px}}