body,html{margin:0;padding:0;height:100%;width:100%;overflow:hidden;overscroll-behavior:none}.navbar{display:display-inside}@font-face{font-family:grenze;src:url(../fonts/Grenze-Black.woff2) format("woff2");font-display:swap}#background{position:fixed;width:100%;height:100%;background-image:url(../Presida/core/bg-blur.png);background-position:center;background-size:cover;z-index:-1}#app{width:100%;height:100vh;overflow:hidden;display:flex;justify-content:flex-start;align-items:center;flex-direction:column}#game-container{z-index:1;width:min(100vw,calc(100vh * 580 / 1120));height:min(100vh,calc(100vw * 1120 / 580));max-height:100dvh;justify-self:auto;position:relative;display:flex;justify-content:center;align-items:center}#game-container canvas{display:block;position:relative}#login-container{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;justify-content:center;align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);z-index:10000}.login-box{background:#fffffff2;border-radius:20px;padding:40px;box-shadow:0 20px 60px #0000004d;max-width:400px;width:90%;animation:slideIn .5s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}.login-header{text-align:center;margin-bottom:30px}.login-header h1{font-family:"Exo 2",sans-serif;font-size:36px;font-weight:800;color:#667eea;margin:0 0 10px;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.login-header p{font-family:Exo,sans-serif;font-size:14px;color:#666;margin:0}.form-group{margin-bottom:20px}.form-group label{display:block;font-family:Exo,sans-serif;font-size:14px;font-weight:600;color:#333;margin-bottom:8px}.form-group input{width:100%;padding:12px 16px;border:2px solid #e0e0e0;border-radius:10px;font-family:Exo,sans-serif;font-size:16px;transition:all .3s ease;box-sizing:border-box}.form-group input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-group input::placeholder{color:#999}.error-message{display:none;background-color:#fee;border:1px solid #fcc;color:#c33;padding:12px;border-radius:8px;font-family:Exo,sans-serif;font-size:14px;margin-bottom:20px;text-align:center}.login-button{width:100%;padding:14px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:10px;color:#fff;font-family:Exo,sans-serif;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea66;position:relative;overflow:hidden}.login-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #667eea80}.login-button:active:not(:disabled){transform:translateY(0)}.login-button:disabled{opacity:.7;cursor:not-allowed}.login-button.loading{pointer-events:none}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}