.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.auth-card{background:#fff;border-radius:10px;box-shadow:0 10px 40px #0000001a;padding:40px;width:100%;max-width:420px}.auth-card h1{margin:0 0 30px;text-align:center;color:#333;font-size:28px;font-weight:600}.auth-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-group{display:flex;flex-direction:column}.form-group label{margin-bottom:8px;color:#555;font-weight:500;font-size:14px}.form-group input{padding:12px;border:1px solid #ddd;border-radius:6px;font-size:14px;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}.form-group small{margin-top:4px;color:#999;font-size:12px}.auth-button{padding:12px;border:none;border-radius:6px;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block;text-align:center}.auth-button.primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.auth-button.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px #667eea66}.auth-button:disabled{opacity:.6;cursor:not-allowed}.error-message{background-color:#fee;color:#c33;padding:12px;border-radius:6px;border-left:4px solid #c33;font-size:14px}.divider{display:flex;align-items:center;margin:20px 0;color:#999;font-size:14px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:#ddd}.divider:before{margin-right:15px}.divider:after{margin-left:15px}.oauth-section{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}.oauth-button{padding:10px;border:1px solid #ddd;border-radius:6px;background:#fff;cursor:pointer;font-size:14px;font-weight:500;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s ease;color:#333}.oauth-button:hover:not(:disabled){border-color:#667eea;background:#667eea0d;transform:translateY(-2px);box-shadow:0 4px 12px #667eea26}.oauth-button:disabled{opacity:.6;cursor:not-allowed}.oauth-button span{font-size:18px}.oauth-button.google:hover:not(:disabled){border-color:#4285f4;background:#4285f40d}.oauth-button.facebook:hover:not(:disabled){border-color:#1877f2;background:#1877f20d}.oauth-button.microsoft:hover:not(:disabled){border-color:#00a4ef;background:#00a4ef0d}.oauth-button.twitter:hover:not(:disabled){border-color:#000;background:#0000000d}.auth-footer{text-align:center;color:#666;font-size:14px;margin-top:20px}.auth-footer a{color:#667eea;text-decoration:none;font-weight:600;transition:color .3s ease}.auth-footer a:hover{color:#764ba2}.auth-footer .link-button{background:none;border:none;color:#667eea;font-weight:600;font-size:14px;cursor:pointer;padding:0;text-decoration:none;transition:color .3s ease}.auth-footer .link-button:hover{color:#764ba2}.spinner{text-align:center;padding:40px 20px;font-size:18px;color:#667eea;font-weight:600;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}@media(max-width:480px){.auth-card{padding:30px 20px}.auth-card h1{font-size:24px}.form-row{grid-template-columns:1fr}.oauth-section{grid-template-columns:repeat(2,1fr)}}