<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteBase /
  
    RewriteCond %{HTTPS} off
    RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,NE,R=301]
    
    RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
    RewriteRule ^ https://%1%{REQUEST_URI} [L,NE,R=301]

    RewriteCond %{REQUEST_URI} !\.(css|js|png|jpg|gif|robots\.txt|xml)$ [NC]
    
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    
    RewriteRule ^([^?]*) index.php?page=$1 [L,NC,QSA]
</IfModule>