.app-container{display:flex;flex-direction:column;align-items:center;min-height:100vh;padding:12px}.game-header{text-align:center;margin-bottom:12px}.game-header h1{margin:0}.game-header .subtitle{margin:4px 0 0;font-size:.9rem;color:#555}.map{font-family:monospace;margin-bottom:20px;width:min(90vw,520px);aspect-ratio:1 / 1;display:flex;flex-direction:column}.row{display:flex;flex:1}.cell{flex:1;text-align:center;border:1px solid #ccc;aspect-ratio:1 / 1}.wall{background-color:#188f11}.path{background-color:#e7ebe7}.hero{background-color:#fafafa;font-size:large}.controls{display:flex;flex-direction:column;align-items:center;margin:20px}.controls button{font-size:22px;margin:5px;padding:8px 12px}.controls .horizontal{display:flex;justify-content:center}.game-instructions{margin-top:10px;text-align:center;font-size:.85rem;color:#444}main{display:flex;flex-direction:column;align-items:center}