# Enable URL rewriting
RewriteEngine On

# Force HTTPS
RewriteCond %{HTTPS} off
RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]

# Remove trailing slashes
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)/$ /$1 [L,R=301]

# Remove .php extension
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME}.php -f
RewriteRule ^(.*)$ $1.php [L]

# Browser caching for static resources
<IfModule mod_expires.c>
    ExpiresActive On
    ExpiresByType image/jpg "access plus 1 year"
    ExpiresByType image/jpeg "access plus 1 year"
    ExpiresByType image/png "access plus 1 year"
    ExpiresByType image/gif "access plus 1 year"
    ExpiresByType text/css "access plus 1 month"
    ExpiresByType application/javascript "access plus 1 month"
</IfModule>

# Enable compression
<IfModule mod_deflate.c>
    AddOutputFilterByType DEFLATE text/plain
    AddOutputFilterByType DEFLATE text/html
    AddOutputFilterByType DEFLATE text/xml
    AddOutputFilterByType DEFLATE text/css
    AddOutputFilterByType DEFLATE application/xml
    AddOutputFilterByType DEFLATE application/xhtml+xml
    AddOutputFilterByType DEFLATE application/rss+xml
    AddOutputFilterByType DEFLATE application/javascript
    AddOutputFilterByType DEFLATE application/x-javascript
</IfModule>

# Security headers
<IfModule mod_headers.c>
    Header set X-Content-Type-Options "nosniff"
    Header set X-XSS-Protection "1; mode=block"
    Header set X-Frame-Options "SAMEORIGIN"
    Header set Referrer-Policy "strict-origin-when-cross-origin"
</IfModule>

# Prevent directory listing
Options -Indexes

# Protect sensitive files
<FilesMatch "^\.">
    Order allow,deny
    Deny from all
</FilesMatch>

<FilesMatch "\.(json|txt|log|cache)$">
    Order allow,deny
    Deny from all
</FilesMatch>

# Allow access to visits.json specifically
<Files "visits.json">
    Order allow,deny
    Allow from all
</Files>

# Custom error pages
ErrorDocument 404 /404.php
ErrorDocument 403 /403.php
ErrorDocument 500 /500.php