:root{color-scheme:only light;font-family:Trebuchet MS,Verdana,sans-serif;background:radial-gradient(circle at top,rgba(167,201,87,.24),transparent 40%),linear-gradient(180deg,#1b4332,#081c15);color:#e9f5db}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{min-height:100vh}button,canvas{-webkit-tap-highlight-color:transparent}#app{min-height:100vh;display:grid;place-items:center;padding:24px 16px 32px}.app-shell{width:min(980px,100%);display:grid;gap:20px}.hud{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stat-card{border:2px solid rgba(233,245,219,.16);background:#14310980;border-radius:16px;padding:14px 16px;display:grid;gap:6px;box-shadow:0 14px 40px #00000038}.stat-card-action{align-items:start}.stat-label{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#b7e4c7}.stat-value{font-size:1.6rem}.sound-toggle{align-self:end;border:1px solid rgba(233,245,219,.18);border-radius:999px;padding:10px 14px;font:inherit;font-weight:700;color:#e9f5db;background:#081c158c;cursor:pointer}.sound-toggle[aria-pressed=true]{color:#081c15;background:#d8f3dc}.game-area{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:20px;align-items:start}.canvas-wrap{position:relative;display:grid;place-items:center;padding:20px;border-radius:28px;background:linear-gradient(180deg,rgba(183,228,199,.16),transparent),#081c15b8;border:2px solid rgba(233,245,219,.12);box-shadow:0 30px 70px #00000047}.game-canvas{display:block;width:min(100%,640px);max-width:100%;border-radius:18px;touch-action:none}.controls{display:grid;gap:12px;padding:20px;background:#1431098f;border-radius:24px;border:2px solid rgba(233,245,219,.12)}.controls h1{margin:0;font-size:1.9rem}.controls p{margin:0;line-height:1.5;color:#d8f3dc}.overlay{position:absolute;inset:20px;display:grid;place-content:center;gap:12px;text-align:center;padding:24px;border-radius:20px;background:#081c15bd;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.overlay[hidden]{display:none}.overlay h2,.overlay p{margin:0}.overlay-button{justify-self:center;border:none;border-radius:999px;padding:12px 20px;font:inherit;font-weight:700;color:#081c15;background:#d8f3dc;cursor:pointer}@media(max-width:860px){#app{padding-inline:12px}.hud,.game-area{grid-template-columns:1fr}.controls{order:-1}.canvas-wrap{padding:12px}.overlay{inset:12px}}