:root{--color-primary: #4a90e2;--color-secondary: #50c878;--color-background: #1a1a1a;--color-text: #ffffff;--color-error: #ff4444}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;height:100dvh;overflow:hidden;position:fixed;inset:0}body{background-color:var(--color-background);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;-webkit-overflow-scrolling:touch;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}#game-container{position:fixed;top:0;left:0;width:100vw;height:100vh;height:100dvh;overflow:hidden}canvas{position:absolute;top:0;left:0;width:100%!important;height:100%!important;display:block}#loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:24px;text-align:center}#loading.hidden{display:none}.game-version{font-size:10px;margin-top:20px;text-align:center;color:#8a8070}.auth-scene{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;justify-content:center;align-items:center;background:repeating-linear-gradient(0deg,transparent,transparent 31px,rgba(0,0,0,.18) 31px,rgba(0,0,0,.18) 32px),repeating-linear-gradient(90deg,transparent,transparent 63px,rgba(0,0,0,.18) 63px,rgba(0,0,0,.18) 64px),linear-gradient(160deg,#1e1a18,#2a2420,#1e1a18);z-index:1000}.auth-card{background:linear-gradient(180deg,#524840,#3a3230 45%,#2a2220);border-radius:0;padding:40px;width:400px;max-width:90%;box-shadow:inset 3px 3px #9a9088,inset -3px -3px #2a2220,0 0 0 1px #1a1614,10px 14px 40px #000000e6}.auth-title{font-family:Cinzel,serif;font-size:30px;font-weight:700;color:#f0e8d0;margin:0 0 8px;text-align:center;letter-spacing:2px;text-shadow:1px 1px 0 #1a1614,0 0 16px rgba(200,168,75,.25)}.auth-subtitle{font-family:VT323,monospace;font-size:18px;color:#8a8070;margin:0 0 28px;text-align:center;letter-spacing:1px}.auth-form{display:flex;flex-direction:column;gap:18px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-family:Cinzel,serif;font-size:12px;font-weight:400;color:#f0e8d0;letter-spacing:1.5px;text-transform:uppercase;text-shadow:1px 1px 0 #1a1614}.form-group input{background:#2a2220;border:1px solid #1a1614;border-radius:0;padding:10px 12px;color:#c8bc9e;font-family:VT323,monospace;font-size:20px;transition:border-color .15s,box-shadow .15s;box-shadow:inset 2px 2px #1a1614,inset -1px -1px #5a5248}.form-group input:focus{outline:none;border-color:#c8a84b;box-shadow:inset 2px 2px #1a1614,inset -1px -1px #5a5248,0 0 0 1px #c8a84b}.form-group input::placeholder{color:#5a5248}.form-group input:disabled{opacity:.5;cursor:not-allowed}.error-message{font-family:VT323,monospace;font-size:18px;color:#f55;min-height:22px;text-align:center;text-shadow:1px 1px 0 #1a1614}.submit-button{background:linear-gradient(180deg,#5e5854,#4a4440 60%,#302a28);border:1px solid #1a1614;border-radius:0;color:#d4a843;font-family:Cinzel,serif;font-size:15px;font-weight:700;letter-spacing:3px;text-transform:uppercase;text-shadow:1px 1px 0 #1a1614;padding:13px;cursor:pointer;transition:background .1s,box-shadow .1s;box-shadow:inset 2px 2px #9a9088,inset -2px -2px #2a2220,0 0 0 1px #1a1614}.submit-button:hover:not(:disabled){background:linear-gradient(180deg,#6e6460,#5e5854 60%,#4a4440);box-shadow:inset 2px 2px #9a9088,inset -2px -2px #2a2220,0 0 0 1px #c8a84b;color:#f0c870}.submit-button:active:not(:disabled){background:linear-gradient(180deg,#302a28,#4a4440);box-shadow:inset 2px 2px #2a2220,inset -2px -2px #9a9088,0 0 0 1px #1a1614;color:#c8a84b}.submit-button:disabled{background:#3a3230;color:#5a5248;cursor:not-allowed;box-shadow:inset 1px 1px #4a4440,0 0 0 1px #1a1614}.toggle-mode{text-align:center;margin-top:18px;font-family:VT323,monospace;font-size:18px}.toggle-text{color:#8a8070;margin-right:6px;font-family:VT323,monospace}.toggle-link{color:#d4a843;text-decoration:none;transition:color .15s;text-shadow:1px 1px 0 #1a1614}.toggle-link:hover{color:#f0c870;text-decoration:underline}#playerCountDisplay{text-align:center;margin-top:40px}#playerCountValue{color:#d4a843}