Options -Indexes 
ErrorDocument 404 /404.php

<IfModule mod_php5.c>
    php_flag session.use_trans_sid off
    #php_flag default_charset UTF-8
    #php_value display_errors 1
</IfModule>

<IfModule mod_php7.c>
    php_flag session.use_trans_sid off
    #php_flag default_charset UTF-8
    #php_value display_errors 1
</IfModule>

<IfModule mod_rewrite.c>
    Options +FollowSymLinks
    RewriteEngine On
    RewriteBase /

    # редирект с http на https
    RewriteCond %{HTTPS} off
    RewriteCond %{HTTP:X-Forwarded-Proto} !https
    RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]

    # редирект с www на без-www
    RewriteCond %{HTTP_HOST} ^www\.(.*) [NC]
    RewriteRule ^(.*)$ https://%1/$1 [R=301,L]
    
    # убираем /index.php в конце алиаса
    RewriteRule ^(.*)index\.php$ $1 [R=301,L]

    # убираем дубли /
    RewriteCond %{REQUEST_URI} ^(.*)/{2,}(.*)$
    RewriteRule . %1/%2 [R=301,L]

    # добавляем / в конце алиасов
    RewriteCond %{REQUEST_URI} ^(.*)/$
    RewriteRule .* - [L]

    RewriteCond %{ENV:REDIRECT_STATUS} 200
    RewriteRule .* - [L]
    
    RewriteCond %{REQUEST_METHOD} =GET
    RewriteCond %{REQUEST_URI} ^(.*)/index.php$
    RewriteRule ^(.*)$ %1/ [R=301,L]
    
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-l
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteCond %{REQUEST_FILENAME} !/bitrix/urlrewrite.php$
    RewriteRule ^(.*)$ /bitrix/urlrewrite.php [L]
    RewriteRule .* - [E=REMOTE_USER:%{HTTP:Authorization}]
</IfModule>

<IfModule mod_dir.c>
    DirectoryIndex index.php index.html
</IfModule>

<IfModule mod_setenvif.c>
    SetEnv TZ Europe/Moscow
</IfModule>

<IfModule mod_deflate.c>
    <IfModule mod_filter.c>
        AddOutputFilterByType DEFLATE text/plain text/html
        AddOutputFilterByType DEFLATE text/css
        AddOutputFilterByType DEFLATE text/javascript application/javascript application/x-javascript
        AddOutputFilterByType DEFLATE text/xml application/xml application/xhtml+xml application/rss+xml
        AddOutputFilterByType DEFLATE application/json
        AddOutputFilterByType DEFLATE application/vnd.ms-fontobject application/x-font-ttf font/opentype image/svg+xml image/x-icon
    </IfModule>
</IfModule>

<IfModule mod_headers.c>
    #кэшировать html и htm файлы на один день
    <FilesMatch "\.(html|htm)$">
        Header set Cache-Control "max-age=43200"
    </FilesMatch>
    #кэшировать css, javascript и текстовые файлы на одну неделю
    <FilesMatch "\.(js|css|txt)$">
        Header set Cache-Control "max-age=604800"
    </FilesMatch>
    #кэшировать флэш и изображения на месяц
    <FilesMatch "\.(flv|swf|ico|gif|jpg|jpeg|png)$">
        Header set Cache-Control "max-age=2592000"
    </FilesMatch>
    #отключить кэширование
    <FilesMatch "\.(pl|php|cgi|spl|scgi|fcgi)$">
        Header unset Cache-Control
    </FilesMatch>
</IfModule>