.auth-container{min-height:100vh;background:linear-gradient(135deg,#000000 0%,#1a1a1a 100%);display:flex;align-items:center;justify-content:center;padding:20px}.auth-wrapper{width:100%;max-width:480px}.auth-card{background:#111;border:1px solid #2a2a2a;border-radius:20px;overflow:hidden;box-shadow:0 25px 70px #0009}.auth-header{background:linear-gradient(135deg,#000 0%,#1a1a1a 100%);color:#fff;text-align:center;padding:40px 32px;border-bottom:1px solid #2a2a2a}.auth-logo{display:flex;align-items:center;justify-content:center;margin-bottom:16px}.logo-icon{font-size:40px;color:#1da1f2;margin-right:8px;font-weight:700}.logo-text{color:#fff;font-family:Inter,Roboto,Helvetica,Arial,sans-serif;font-weight:800;font-size:2rem;margin:0}.auth-subtitle{color:#ccc;font-family:Inter,Roboto,Helvetica,Arial,sans-serif;font-weight:500;font-size:1.1rem;margin:0 0 8px}.auth-description{color:#888;font-family:Inter,Roboto,Helvetica,Arial,sans-serif;font-weight:400;margin:0;font-size:.9rem}.auth-content{background:#1a1a1a;padding:0}.auth-tabs{display:flex;width:100%}.tab-button{flex:1;background:#1a1a1a;border:none;color:#888;padding:20px;font-size:1rem;font-weight:600;font-family:Inter,Roboto,Helvetica,Arial,sans-serif;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s ease;border-bottom:3px solid transparent}.tab-button:hover{color:#1da1f2}.tab-button.active{color:#1da1f2;border-bottom-color:#1da1f2}.tab-icon{font-size:18px}.tab-panel{display:block}.tab-content{padding:32px}.form-container{display:flex;flex-direction:column;gap:24px}.google-button{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:14px 16px;background:white;color:#333;border:1px solid #dadce0;border-radius:8px;font-size:16px;font-weight:500;font-family:Inter,sans-serif;cursor:pointer;transition:all .2s ease}.google-button:hover:not(:disabled){box-shadow:0 2px 8px #0000001a;background:#f8f9fa}.google-button:disabled{opacity:.6;cursor:not-allowed}.google-icon{width:20px;height:20px}.divider{display:flex;align-items:center;text-align:center;color:#888;margin:8px 0}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid #333}.divider span{padding:0 16px;background:#1a1a1a;font-size:14px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{color:#ccc;font-size:14px;font-weight:500;font-family:Inter,sans-serif}.input-wrapper{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:16px;font-size:14px;color:#888;z-index:1;font-weight:500}.input-wrapper input{width:100%;padding:16px 20px 16px 45px;background:#000;border:1px solid #333;border-radius:12px;color:#fff;font-size:16px;font-family:Inter,sans-serif;transition:all .3s ease;box-sizing:border-box}.input-wrapper input:focus{outline:none;border-color:#1da1f2;box-shadow:0 0 0 2px #1da1f21a}.input-wrapper input:hover:not(:disabled){border-color:#1da1f2}.input-wrapper input.error{border-color:#f44336}.input-wrapper input:disabled{opacity:.6;cursor:not-allowed}.input-wrapper input::placeholder{color:#666}.error-text{color:#f44336;font-size:12px;font-family:Inter,sans-serif}.checkbox-group{display:flex;align-items:flex-start;gap:12px;margin:8px 0}.checkbox-wrapper{position:relative;display:flex;align-items:center}.checkbox-wrapper input[type=checkbox]{width:18px;height:18px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#0a0a0a;border:2px solid #333;border-radius:4px;cursor:pointer;transition:all .2s ease}.checkbox-wrapper input[type=checkbox]:checked{background:#1DA1F2;border-color:#1da1f2}.checkbox-wrapper input[type=checkbox]:checked:after{content:"✓";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:12px;font-weight:700}.checkbox-label{color:#ccc;font-size:14px;font-family:Inter,sans-serif;line-height:1.4;cursor:pointer}.checkbox-label a{color:#1da1f2;text-decoration:none}.checkbox-label a:hover{text-decoration:underline}.submit-button{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:18px;background:linear-gradient(135deg,#1DA1F2 0%,#1991DB 100%);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:600;font-family:Inter,sans-serif;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #1da1f24d}.submit-button:hover:not(:disabled){background:linear-gradient(135deg,#1991DB 0%,#167AC6 100%);transform:translateY(-2px);box-shadow:0 8px 30px #1da1f280}.submit-button:disabled{background:#2a2a2a;color:#666;cursor:not-allowed;transform:none;box-shadow:none;opacity:.6}.button-icon{font-size:18px}.error-alert,.success-alert{margin-bottom:20px;padding:16px;border-radius:8px;border:1px solid}.error-alert{background:rgba(244,67,54,.1);border-color:#f443364d}.success-alert{background:rgba(29,161,242,.1);border-color:#1da1f24d}.alert-content{display:flex;align-items:flex-start;gap:12px}.alert-icon{font-size:16px;flex-shrink:0;margin-top:2px}.alert-body{flex:1}.alert-title{color:#1da1f2;font-size:16px;font-weight:600;margin:0 0 8px;font-family:Inter,sans-serif}.alert-message{color:#1da1f2;font-size:14px;margin:0 0 8px;font-family:Inter,sans-serif;line-height:1.4}.error-alert .alert-message{color:#f44336}.alert-help{color:#1da1f2cc;font-size:14px;margin:0;font-family:Inter,sans-serif}.alert-close{background:none;border:none;color:#f44336;font-size:20px;cursor:pointer;padding:0;margin-left:auto;flex-shrink:0}.text-button{background:none;border:none;color:#1da1f2;font-weight:600;cursor:pointer;padding:0;font-size:inherit;font-family:inherit;text-decoration:none}.text-button:hover{text-decoration:underline}.signup-bonus{background:rgba(29,161,242,.1);border:1px solid rgba(29,161,242,.3);border-radius:8px;padding:16px;text-align:center;margin-top:16px}.signup-bonus-text{color:#1da1f2;font-weight:600;font-size:14px;margin:0;font-family:Inter,sans-serif}@media (max-width: 640px){.auth-container{padding:16px}.auth-header{padding:24px 20px}.tab-content{padding:20px}.logo-text{font-size:1.8rem}}body{margin:0;font-family:Inter,-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}*{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif!important}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*,*:before,*:after{box-sizing:border-box}.MuiTypography-h5{color:#f0efef}.MuiTypography-h6{color:#edebeb}.MuiTypography-body1{color:#ecebeb;font-size:1.05rem;line-height:1.7}.MuiTypography-body2{color:#e6e4e4;font-size:.98rem;line-height:1.65}