user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;

events {
    worker_connections 1024;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;

    # Logging
    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';
    access_log /var/log/nginx/access.log main;

    # Performance
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types text/plain text/css text/xml text/javascript 
               application/json application/javascript application/xml+rss 
               application/x-javascript application/xhtml+xml 
               application/font-woff application/font-woff2 
               font/woff font/woff2 font/ttf font/eot 
               image/svg+xml;

    # Additional MIME types for fonts
    types {
        application/font-woff woff;
        application/font-woff2 woff2;
        font/woff woff;
        font/woff2 woff2;
        application/vnd.ms-fontobject eot;
        font/ttf ttf;
        font/otf otf;
    }

    server {
        listen 80;
        server_name _;
        root /usr/share/nginx/html;
        index index.html;

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

        # Main location
        location / {
            try_files $uri $uri/ =404;
        }

        # Cache static assets
        location ~* ^/assets/ {
            expires 1y;
            add_header Cache-Control "public, immutable";
            access_log off;
        }

        # Cache images and fonts
        location ~* \.(jpg|jpeg|png|gif|ico|svg|woff|woff2|ttf|eot)$ {
            expires 1y;
            add_header Cache-Control "public, immutable";
            access_log off;
        }

        # Cache CSS and JavaScript
        location ~* \.(css|js)$ {
            expires 1y;
            add_header Cache-Control "public, immutable";
        }

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

        # Custom 404 page if it exists
        error_page 404 /404.html;
        location = /404.html {
            internal;
        }
    }
}
