body{font-family:Arial,sans-serif;background:#000}.App{width:100%;height:100vh}.game-container{width:100%;height:100vh;background:#000;color:#fff;font-family:Arial,sans-serif;overflow:hidden}.menu{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:linear-gradient(135deg,#1a0000 0%,#330000 100%);padding:20px}.title{font-size:80px;font-weight:700;color:red;text-shadow:4px 4px 0px #000,8px 8px 0px rgba(255,0,0,.3);margin:0;letter-spacing:8px;animation:pulse 1s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.subtitle{font-size:24px;color:#ff0;text-shadow:2px 2px 0px #000;margin:10px 0 40px;letter-spacing:4px}.character-select{display:flex;gap:60px;margin-bottom:40px;justify-content:center}.select-column{display:flex;flex-direction:column;align-items:center}.select-column h2{color:#ff0;font-size:28px;margin-bottom:20px;text-shadow:2px 2px 0px #000}.character-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.character-card{width:120px;padding:15px;background:#220000;border:3px solid #666;cursor:pointer;transition:all .3s;text-align:center;border-radius:5px}.character-card:hover{border-color:#ff0;background:#330000;transform:scale(1.05)}.character-card.selected{border-color:red;background:#550000;box-shadow:0 0 20px #ff000080}.pixel-avatar{font-size:48px;margin-bottom:10px}.character-card p{margin:0;font-size:14px;color:#fff}.start-button{padding:15px 50px;font-size:28px;font-weight:700;background:#ff0000;color:#000;border:4px solid #ffff00;cursor:pointer;text-shadow:2px 2px 0px rgba(0,0,0,.3);transition:all .3s;letter-spacing:3px}.start-button:hover{background:#ffff00;color:red;transform:scale(1.1)}.start-button:active{transform:scale(.95)}.arena{display:flex;flex-direction:column;height:100vh;background:linear-gradient(180deg,#000 0%,#1a0000 50%,#000 100%)}.hud{display:flex;justify-content:space-between;align-items:center;padding:20px 40px;background:rgba(0,0,0,.8);border-bottom:3px solid #ff0000}.player-stats{flex:1}.player-name{font-size:18px;font-weight:700;color:#ff0;margin-bottom:8px;text-shadow:2px 2px 0px #000}.health-bar-container{width:200px;height:30px;background:#333;border:2px solid #666;overflow:hidden;position:relative}.health-bar{height:100%;background:linear-gradient(90deg,#00ff00 0%,#ffff00 50%,#ff0000 100%);transition:width .1s;box-shadow:inset 0 0 10px #00ff004d}.health-text{font-size:14px;color:#fff;margin-top:5px}.player2-stats{text-align:right}.round-indicator{font-size:28px;font-weight:700;color:red;text-shadow:3px 3px 0px #ffff00}.stage{flex:1;position:relative;background:linear-gradient(180deg,#000 0%,#1a1a1a 100%);border-top:2px solid #ff0000;border-bottom:2px solid #ff0000;overflow:hidden}.controls{padding:15px 40px;background:rgba(0,0,0,.8);border-top:2px solid #ff0000;display:flex;justify-content:space-between;font-size:12px;color:#aaa}.controls p{margin:5px 0}.player1-controls{text-align:left}.player2-controls{text-align:right}.game-over-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:linear-gradient(135deg,#000 0%,#1a0000 100%);z-index:100}.game-over-screen h1{font-size:120px;color:red;text-shadow:8px 8px 0px #ffff00,16px 16px 0px rgba(255,0,0,.3);margin:0 0 20px;letter-spacing:8px;animation:shake .5s}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-20px)}75%{transform:translate(20px)}}.winner-text{font-size:48px;color:#ff0;text-shadow:4px 4px 0px #000;margin:20px 0 40px;letter-spacing:4px}.restart-button{padding:15px 50px;font-size:24px;font-weight:700;background:#ff0000;color:#000;border:4px solid #ffff00;cursor:pointer;text-shadow:2px 2px 0px rgba(0,0,0,.3);transition:all .3s;letter-spacing:3px}.restart-button:hover{background:#ffff00;color:red;transform:scale(1.1)}.restart-button:active{transform:scale(.95)}.fighter{position:absolute;width:80px;height:120px;display:flex;align-items:center;justify-content:center;transition:all .05s}.pixel-sprite{font-size:80px;line-height:1;filter:drop-shadow(2px 2px 0px rgba(0,0,0,.5))}.fighter.attacking .pixel-sprite{animation:attackPunch .3s}@keyframes attackPunch{0%{transform:scaleX(1)}50%{transform:scaleX(1.2) translate(10px)}to{transform:scaleX(1)}}.fighter.blocking{opacity:.9}.fighter.blocking .pixel-sprite{filter:drop-shadow(0px 0px 10px rgba(0,255,0,.6)) drop-shadow(2px 2px 0px rgba(0,0,0,.5))}.fighter.hit{animation:hitFlash .1s}@keyframes hitFlash{0%,to{opacity:1}50%{opacity:.5}}.fighter.flipped .pixel-sprite{transform:scaleX(-1)}.attack-effect{position:absolute;font-size:40px;animation:attackEffect .4s forwards}@keyframes attackEffect{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(30px) scale(.5)}}.block-effect{position:absolute;font-size:40px;animation:blockEffect .3s infinite}@keyframes blockEffect{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;background:#000;color:#fff}html,body,#root{width:100%;height:100%}