server {
    listen 80;
    server_name localhost;
    
    # Serve static React build files
    root /var/www/html/frontend/dist;
    index index.html;

    # API requests to Laravel backend
    location /api/ {
        root /var/www/html/backend/public;
        try_files /index.php =404;
        
        fastcgi_pass 127.0.0.1:9000;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME /var/www/html/backend/public/index.php;
        include fastcgi_params;
        
        # Increase timeouts for long-running requests
        fastcgi_read_timeout 300;
        fastcgi_send_timeout 300;
    }

    # Serve Laravel public assets (images, etc.)
    location /images/ {
        alias /var/www/html/backend/public/images/;
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # React app - catch all routes
    location / {
        try_files $uri $uri/ /index.html;
    }

    # Static assets with far-future expiry
    location ~* \.(css|js|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot|map)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
        access_log off;
    }

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN";
    add_header X-Content-Type-Options "nosniff";
    add_header X-XSS-Protection "1; mode=block";

    # Deny access to hidden files
    location ~ /\.ht {
        deny all;
    }

    # Deny access to sensitive files
    location ~ /\.(env|git) {
        deny all;
    }

    location = /favicon.ico { 
        access_log off; 
        log_not_found off; 
    }
    
    location = /robots.txt { 
        access_log off; 
        log_not_found off; 
    }

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/javascript
        application/xml+rss
        application/json;
}