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brightness(2)}.auth-button.google-button{background:#fff;color:#333;border:1px solid #dadce0;padding:12px 24px;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;width:100%;display:flex;align-items:center;justify-content:center;gap:12px}.google-button:hover:not(:disabled){background:#f8f9fa;border-color:#c1c1c1;transform:translateY(-2px);box-shadow:0 6px 20px #0000001a}.google-logo{width:24px;height:24px}.auth-button:disabled{opacity:.7;cursor:not-allowed}.auth-footer{margin-top:24px;color:#889ab2;font-size:.8rem;line-height:1.5}.auth-switch{margin-top:30px;padding-top:20px;border-top:1px solid #e1e5e9}.switch-button{background:none;border:none;color:#667eea;font-size:14px;cursor:pointer;text-decoration:underline;transition:color .3s ease}.switch-button:hover{color:#5a67d8}.error-message{background-color:#fff5f5;color:#c53030;padding:12px 16px;border-radius:8px;border:1px solid #fc8181;margin-bottom:24px;font-size:.9rem}@media (max-width: 480px){.auth-card{padding:32px 24px}.auth-header h2{font-size:1.25rem}.header-logo{max-width:280px}}