*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;min-width:320px;min-height:100vh;overflow-x:hidden}#root{width:100%;min-height:100vh}.app{min-height:100vh;width:100%;background:linear-gradient(135deg,#667eea,#764ba2);padding:2rem}.menu{max-width:1200px;margin:0 auto}.title{font-size:3.5rem;font-weight:800;color:#fff;margin-bottom:.5rem;text-shadow:2px 2px 8px rgba(0,0,0,.3);animation:fadeInDown .8s ease}.subtitle{color:#ffffffe6;font-size:1.2rem;margin-bottom:3rem;animation:fadeIn 1s ease}.emulator-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem;margin-top:2rem;animation:fadeIn 1.2s ease}.emulator-card{background:#fff;border:3px solid #ddd;border-radius:16px;padding:2rem 1rem;cursor:pointer;transition:all .3s ease;display:flex;flex-direction:column;align-items:center;gap:1rem;box-shadow:0 4px 6px #0000001a}.emulator-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 12px 24px #0003}.emulator-icon{font-size:4rem}.emulator-name{font-size:1.1rem;font-weight:600;color:#2c3e50;text-align:center}.rom-selector{max-width:700px;margin:0 auto;background:#fff;border-radius:20px;padding:3rem;box-shadow:0 20px 60px #0000004d;animation:scaleIn .5s ease}.selected-console{text-align:center;margin-bottom:2rem}.selected-console h2{font-size:2.5rem;margin:0}.upload-area{margin:2rem 0;text-align:center}.upload-label{display:inline-block;padding:2rem 3rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-radius:12px;cursor:pointer;font-size:1.3rem;font-weight:600;transition:all .3s ease;box-shadow:0 4px 12px #667eea66}.upload-label:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea99}.upload-label input{display:none}.bios-info-box{background:#fff8dc;border:2px solid #ffa500;border-radius:12px;padding:1.5rem;margin:1.5rem 0;text-align:left}.bios-info-box h3{margin:0 0 1rem;color:#e67e22}.bios-info-box code{background:#2c3e50;color:#2ecc71;padding:.2rem .5rem;border-radius:4px;font-family:Courier New,monospace;font-size:.9rem}.bios-info-box ul{margin:.5rem 0;padding-left:1.5rem}.bios-info-box li{margin:.5rem 0}.selected-file{margin-top:1.5rem;padding:1rem;background:#e8f5e9;border-radius:8px;color:#2e7d32;font-size:1.1rem}.button-group{display:flex;gap:1rem;margin-top:2rem}.btn{flex:1;padding:1rem 2rem;font-size:1.1rem;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #0000001a}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #0003}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:#667eea;color:#fff;border:2px solid #667eea}.btn-secondary{background:#fff;color:#667eea;border:2px solid #667eea}.info-box{margin-top:2rem;padding:1.5rem;background:#fff9c4;border-left:4px solid #fbc02d;border-radius:8px;text-align:left}.info-box p{margin:0 0 .5rem;font-weight:600;color:#f57f17}.info-box ul{margin:.5rem 0 0 1.5rem;color:#666}.info-box li{margin:.5rem 0}.game-container{max-width:100%;height:100vh;display:flex;flex-direction:column}.game-header{background:#fffffff2;padding:1rem 2rem;display:flex;align-items:center;gap:2rem;box-shadow:0 2px 8px #0000001a;border-radius:12px;margin-bottom:1rem}.btn-back{background:#667eea;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.btn-back:hover{background:#5568d3;transform:translate(-4px)}.game-title{font-size:1.5rem;font-weight:600;color:#2c3e50}.emulator-container{flex:1;background:#000;border-radius:12px;overflow:hidden;box-shadow:0 20px 60px #0006}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@media(max-width:768px){.title{font-size:2.5rem}.emulator-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}.rom-selector{padding:2rem 1.5rem}.game-header{flex-direction:column;align-items:flex-start}}.rom-source-tabs{display:flex;gap:1rem;margin-bottom:1.5rem}.tab-button{flex:1;padding:.75rem 1.5rem;background:#f0f0f0;border:2px solid #d0d0d0;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.tab-button:hover{background:#e0e0e0}.tab-button.active{background:#667eea;color:#fff;border-color:#667eea}.server-roms-area{min-height:200px;padding:1rem;background:#f8f9fa;border-radius:10px}.no-roms{text-align:center;padding:2rem 1rem;color:#666}.no-roms code{display:inline-block;margin-top:.5rem;padding:.25rem .5rem;background:#e0e0e0;border-radius:4px;font-size:.85rem;word-break:break-all}.roms-list{display:flex;flex-direction:column;gap:.75rem}.rom-item{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;background:#fff;border:2px solid #e0e0e0;border-radius:8px;cursor:pointer;transition:all .2s ease}.rom-item:hover{border-color:#667eea;transform:translate(4px);box-shadow:0 2px 8px #667eea33}.rom-item.selected{background:#667eea;color:#fff;border-color:#667eea}.rom-name{font-weight:600;font-size:1.05rem}.rom-size{font-size:.9rem;opacity:.8}.app-header{display:flex;justify-content:space-between;align-items:center;padding:15px 30px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 2px 10px #0000001a}.user-info{display:flex;align-items:center;gap:10px;font-weight:600}.user-icon{font-size:1.5rem}.username{font-size:1.1rem}.badge-admin{background:#ffffff4d;padding:4px 12px;border-radius:20px;font-size:.85rem;font-weight:600}.btn-logout{background:#fff3;border:2px solid rgba(255,255,255,.5);color:#fff;padding:8px 20px;border-radius:8px;cursor:pointer;font-weight:600;font-size:1rem;transition:all .3s ease}.btn-logout:hover{background:#ffffff4d;border-color:#fff;transform:translateY(-2px)}@media(max-width:768px){.app-header{padding:12px 20px}.username{font-size:1rem}.btn-logout{padding:6px 16px;font-size:.9rem}}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-box{background:#fff;padding:40px;border-radius:20px;box-shadow:0 20px 60px #0000004d;width:100%;max-width:420px;animation:fadeInUp .5s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.login-header{text-align:center;margin-bottom:10px}.login-icon{font-size:4rem;display:block;margin-bottom:10px;animation:bounce 2s infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.login-header h1{color:#667eea;margin:0;font-size:2rem;font-weight:700}.login-subtitle{text-align:center;color:#666;margin-bottom:30px;font-size:.95rem}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#333;font-size:.9rem}.form-group input{padding:12px 16px;border:2px solid #e0e0e0;border-radius:10px;font-size:1rem;transition:all .3s ease;font-family:inherit}.form-group input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-group input:disabled{background-color:#f5f5f5;cursor:not-allowed}.error-message{padding:12px 16px;background:#ffebee;border:2px solid #f44336;border-radius:10px;color:#c62828;font-size:.9rem;animation:shake .5s ease-out}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-10px)}75%{transform:translate(10px)}}.btn-login{padding:14px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d;margin-top:10px}.btn-login:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.btn-login:active:not(:disabled){transform:translateY(0)}.btn-login:disabled{opacity:.6;cursor:not-allowed}.login-footer{text-align:center;color:#999;font-size:.85rem;margin-top:20px;margin-bottom:0}@media(max-width:480px){.login-box{padding:30px 20px}.login-header h1{font-size:1.75rem}.login-icon{font-size:3rem}}