/* Enhanced modern styling to match register page */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem 1rem;
        }

        .login-container {
            background: white;
            padding: 2.5rem;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            width: 100%;
            max-width: 400px;
            animation: slideUp 0.6s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .logo {
            text-align: center;
            margin-bottom: 2rem;
        }

        .logo h1 {
            color: #667eea;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .logo p {
            color: #666;
            font-size: 0.9rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #333;
            font-weight: 500;
        }

        .form-group input {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #e1e5e9;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus {
            outline: none;
            border-color: #667eea;
        }

        .btn-login {
            width: 100%;
            padding: 0.75rem;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease;
        }

        .btn-login:hover {
            transform: translateY(-2px);
        }

        .error {
            background: #fee;
            color: #c33;
            padding: 0.75rem;
            border-radius: 10px;
            margin-bottom: 1rem;
            text-align: center;
        }

        .register-link {
            text-align: center;
            margin-top: 1.5rem;
            color: #666;
        }

        .register-link a {
            color: #667eea;
            text-decoration: none;
            font-weight: 500;
        }

        .register-link a:hover {
            text-decoration: underline;
        }

        .welcome-text {
            text-align: center;
            margin-bottom: 1.5rem;
            color: #666;
            font-size: 0.9rem;
        }