RewriteEngine On

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

# Protect sensitive files
<FilesMatch "\.(sql|ini|log|json|md)$">
    Order allow,deny
    Deny from all
</FilesMatch>

# Prevent directory browsing
Options -Indexes

# URL Rewriting for QR redirects
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^r/([A-Z0-9]+)$ redirect.php?code=$1 [L,QSA]

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

# PHP Settings
<IfModule mod_php8.c>
    php_value upload_max_filesize 10M
    php_value post_max_size 10M
    php_value max_execution_time 300
    php_value max_input_time 300
</IfModule>
