:root{color:#f8fafc;font-family:Trebuchet MS,Avenir Next,sans-serif;background:radial-gradient(circle at top,rgba(255,228,166,.35),transparent 40%),linear-gradient(180deg,#09121f,#13263f)}*{box-sizing:border-box}html,body,#app{width:100%;min-height:100%;margin:0}body{min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;touch-action:none}#app{display:flex;align-items:center;justify-content:center;padding:12px;pointer-events:none}.game-shell{position:relative;display:flex;align-items:center;justify-content:center;width:min(100vw,980px);height:min(100vh,940px);padding:14px;border-radius:28px;background:linear-gradient(180deg,#081423d9,#13263feb),repeating-linear-gradient(90deg,rgba(255,255,255,.02) 0,rgba(255,255,255,.02) 1px,transparent 1px,transparent 12px);box-shadow:0 30px 80px #04080f80,inset 0 0 0 1px #ffffff1a;pointer-events:none}#game-canvas{display:block;border-radius:20px;image-rendering:pixelated;image-rendering:crisp-edges;box-shadow:0 22px 56px #00000057,inset 0 0 0 4px #ffffff14;cursor:pointer;pointer-events:auto}@media(max-width:900px){.game-shell{width:100vw;height:100vh;padding:6px;border-radius:0}#game-canvas{border-radius:16px}}