.auth-container{width:100%;max-width:450px;margin:0 auto}.auth-card{background:#fff;border-radius:16px;padding:40px;box-shadow:0 20px 60px #0000004d}.auth-title{font-size:32px;font-weight:700;color:#667eea;text-align:center;margin-bottom:8px}.auth-subtitle{text-align:center;color:#6b7280;margin-bottom:32px;font-size:16px}.auth-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.auth-button{padding:14px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:8px}.auth-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 20px #667eea66}.auth-button:disabled{opacity:.6;cursor:not-allowed}.error-message{padding:12px 16px;background:#fee2e2;color:#dc2626;border-radius:8px;font-size:14px;text-align:center}.auth-footer{text-align:center;margin-top:24px;color:#6b7280;font-size:14px}.auth-footer a{color:#667eea;text-decoration:none;font-weight:600}.auth-footer a:hover{text-decoration:underline}@media (max-width: 480px){.auth-card{padding:24px}.form-row{grid-template-columns:1fr}}.profile-container{width:100%;max-width:600px;margin:0 auto}.profile-card{background:#fff;border-radius:16px;padding:40px;box-shadow:0 20px 60px #0000004d}.profile-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;padding-bottom:24px;border-bottom:2px solid #e5e7eb}.profile-header h1{font-size:32px;font-weight:700;color:#667eea;margin:0}.logout-button{padding:8px 16px;background:#ef4444;color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:background .2s}.logout-button:hover{background:#dc2626}.profile-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:2px solid #e5e7eb}.tab-button{padding:12px 24px;background:none;border:none;font-size:16px;font-weight:500;color:#6b7280;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px;transition:color .2s}.tab-button:hover{color:#667eea}.tab-button.active{color:#667eea;border-bottom-color:#667eea}.message{padding:12px 16px;border-radius:8px;margin-bottom:24px;font-size:14px;text-align:center}.message.success{background:#d1fae5;color:#065f46}.message.error{background:#fee2e2;color:#dc2626}.profile-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:14px;font-weight:500;color:#374151}.form-group input{padding:12px 16px;border:2px solid #e5e7eb;border-radius:8px;font-size:16px;transition:border-color .2s}.form-group input:focus{outline:none;border-color:#667eea}.submit-button{padding:14px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:8px}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 20px #667eea66}.submit-button:disabled{opacity:.6;cursor:not-allowed}.profile-info{margin-top:32px;padding-top:24px;border-top:2px solid #e5e7eb}.info-text{text-align:center;color:#6b7280;font-size:14px;line-height:1.6}.loading-container{display:flex;justify-content:center;align-items:center;min-height:100vh}.spinner{width:40px;height:40px;border:4px solid #e5e7eb;border-top-color:#667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 640px){.profile-card{padding:24px}.profile-header{flex-direction:column;align-items:flex-start;gap:16px}}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}*{margin:0;padding:0;box-sizing:border-box}body{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;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}#root{min-height:100vh}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}