.blocks-shell{max-width:760px;margin:0 auto;padding:24px;background:radial-gradient(ellipse at top left,#173451,#091323 65%);border:1px solid #43627a;border-radius:20px;box-shadow:0 15px 55px #0006;color:#e9f4ff;text-align:left}.blocks-top>div{color:#fbd252;font-size:12px;letter-spacing:3px;font-weight:800}.blocks-top h3{margin:8px 0 16px;font-size:clamp(18px,4vw,27px)}.blocks-hud{padding:14px;border:1px solid #385069;border-radius:10px;background:#071320;margin-bottom:18px;font-variant-numeric:tabular-nums;color:#9be6ff;font-weight:700;line-height:1.8}.blocks-arena{display:grid;grid-template-columns:minmax(0,340px) minmax(105px,160px);gap:20px;justify-content:center}.blocks-canvas{display:block;width:100%;height:auto;border:1px solid #657b96;border-radius:10px;box-shadow:0 0 35px #44c4ff18}.blocks-side{min-width:0;background:#071320;border:1px solid #263d56;border-radius:10px;padding:10px}.blocks-side h4{font-size:11px;letter-spacing:1px;color:#b2c4d9;margin:8px 0}.blocks-side canvas{display:block;width:100%;height:auto}.blocks-side p{font-size:12px;line-height:1.6;color:#a2b6cd}.blocks-message{min-height:26px;color:#ffe274;text-align:center}.blocks-controls{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.blocks-controls button{min-height:48px;touch-action:none;user-select:none;background:#16304b;color:#ddf2ff;border:1px solid #476c8e}.blocks-controls button:nth-child(5){background:#ffd449;color:#101824}.blocks-menu{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:16px}.blocks-menu button{min-height:44px}.blocks-menu label{font-size:12px;display:flex;align-items:center;gap:8px}.blocks-menu input{width:100px;accent-color:#ffd449}.blocks-help{font-size:12px;color:#a6b8cc;line-height:1.8;margin-bottom:0}.blocks-menu button[hidden]{display:none!important}@media(max-width:550px){.blocks-shell{padding:12px}.blocks-arena{gap:8px;grid-template-columns:minmax(0,1fr) 100px}.blocks-side{padding:6px}.blocks-side p{font-size:10px}.blocks-hud{font-size:13px}.blocks-controls button{padding:8px;font-size:13px}}
.game-board .blocks-controls button,.game-board .blocks-menu button{margin:0}.blocks-controls>*{min-width:0}.blocks-canvas:focus-visible{outline:2px solid #ffd449;outline-offset:4px}