html,body{background-color:#f0f0f0;height:100%;margin:0}.character{color:#282828;background-color:#d3d3d3;border:2px solid #648bc9;border-radius:10px;margin-bottom:20px;padding:10px}.actions{grid-template-columns:repeat(2,1fr);display:grid}button{cursor:pointer;background-color:#648bc9;border:none;border-radius:5px;margin:5px;padding:10px;transition:background-color .3s,transform .2s}button:hover{background-color:#345a91}button:active{transform:translateY(2px)}button:disabled{cursor:not-allowed;background-color:#ccc}.life-bar{background-color:#d72929;border:1px solid #282828;border-radius:5px;height:30px;margin-bottom:10px;position:relative;overflow:hidden}.life-fill{background-color:#489b34;height:100%;transition:width .5s}.life-text{text-align:center;color:#282828;font-weight:700;line-height:30px;position:absolute;top:0;left:0;right:0}.sprite{background-color:#7c7c7c;border-radius:5px;height:250px}.game{max-width:600px;margin:0 auto;padding:20px}.game-title{text-align:center;margin-bottom:20px}.arena{align-items:flex-start;gap:10px;display:flex}.arena .character{flex:1}.vs{color:#648bc9;padding-top:40px;font-size:24px;font-weight:700}.thinking{text-align:center;color:#666;margin:10px 0;font-style:italic}.result{text-align:center;background:#f0f0f0;border-radius:10px;margin:15px 0;padding:15px;font-size:20px;font-weight:700}.log{background:#f5f5f5;border-radius:10px;max-height:200px;margin-top:20px;padding:15px;overflow-y:auto}.log p{color:#555;margin:4px 0;font-size:14px}.log-latest{font-weight:700;color:#282828!important}.sprite{background-color:#7c7c7c;border-radius:5px;justify-content:center;align-items:center;height:150px;font-size:80px;display:flex}.game-title{text-align:center;color:#282828;margin-bottom:20px}.log{color:#282828;background:#f5f5f5;border-radius:10px;max-height:200px;margin-top:20px;padding:15px;overflow-y:auto}.log h3{color:#282828;margin-bottom:8px}