canvas{border:2px solid black;background:#f5f5f5;margin:16px auto;display:block}.container{display:flex;flex-direction:column;align-items:center;padding:12px;position:relative;min-height:400px}input{margin-top:8px;padding:6px;font-size:14px}.game-over-dialog{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.75);display:flex;align-items:center;justify-content:center;z-index:100}.game-over-content{background:black;padding:2rem;border-radius:8px;text-align:center}.game-over-content h2{margin-bottom:1rem}.game-over-content button{padding:.5rem 1rem;font-size:1rem}.game-window{width:500px;border:2px solid #333;border-radius:8px;background:black;box-shadow:0 4px 20px rgba(0,0,0,.2);overflow:hidden;font-family:sans-serif;position:relative}@media (max-width:768px){.game-window{width:100%;max-width:95vw;margin:0 auto;border-radius:4px}}.window-header{background:#222;color:white;padding:.5rem 1rem;font-weight:700;font-size:1rem;border-bottom:1px solid #444}.window-body{padding:1rem}.start-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center}.start-screen h1{margin-bottom:10px}.start-screen button{padding:10px 20px;font-size:16px;cursor:pointer}.mobile-controls{display:flex;justify-content:space-between;align-items:flex-end;width:100%;max-width:400px;margin-top:20px;padding:0 20px;position:relative}.dpad-container{display:flex;align-items:center}.dpad{display:grid;grid-template-rows:1fr 1fr 1fr;grid-template-columns:1fr 1fr 1fr;gap:2px;width:120px;height:120px}.dpad-btn{background:#444;border:2px solid #666;color:white;font-size:20px;font-weight:700;cursor:pointer;user-select:none;touch-action:manipulation;display:flex;align-items:center;justify-content:center;transition:background-color .1s}.dpad-btn:active{background:#666;border-color:#888}.dpad-up{grid-column:2;grid-row:1;border-radius:8px 8px 0 0}.dpad-middle{grid-column:1/4;grid-row:2;display:flex;align-items:center}.dpad-left{border-radius:8px 0 0 8px}.dpad-center{flex:1;height:100%;background:#222;border:2px solid #444;margin:0 2px}.dpad-right{border-radius:0 8px 8px 0}.dpad-down{grid-column:2;grid-row:3;border-radius:0 0 8px 8px}.attack-btn,.attack-container{display:flex;align-items:center}.attack-btn{width:80px;height:80px;border-radius:50%;background:#c41e3a;border:3px solid #dc2626;color:white;font-size:32px;cursor:pointer;user-select:none;touch-action:manipulation;justify-content:center;transition:all .1s;box-shadow:0 4px 8px rgba(0,0,0,.3)}.attack-btn:active{background:#dc2626;border-color:#ef4444;transform:scale(.95)}@media (max-width:768px){.container{padding:8px;min-height:auto}canvas{margin:8px auto;max-width:100%;height:auto;border-width:1px}.mobile-controls{margin-top:15px;padding:0 10px;max-width:450px}.dpad{width:130px;height:130px}.dpad-btn{font-size:24px}.attack-btn{width:70px;height:70px;font-size:28px}.window-body{padding:.5rem}.window-header{padding:.5rem;font-size:1rem}}