RewriteCond %{HTTP_HOST} ^www.(.*) [NC]
RewriteRule ^(.*)$ http://%1/$1 [R=301,L]
yerine

RewriteCond %{SERVER_PORT} !=443
RewriteRule ^ https://www.siteadi.com%{REQUEST_URI} [NS,R,L]

<IfModule mod_rewrite.c>
    RewriteCond %{HTTPS} off
    RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
    
    RewriteCond %{HTTP_HOST} !^www\. [NC]
    RewriteRule (.*) https://www.%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
</IfModule>
olarak dener misin?