server {
    listen 80;
    server_name _;
    root /var/www/html;
    index index.php;

    client_max_body_size 64M;

    # Security headers
    add_header X-Frame-Options SAMEORIGIN;
    add_header X-Content-Type-Options nosniff;
    add_header Referrer-Policy strict-origin-when-cross-origin;

    location / {
        try_files $uri $uri/ /index.php?$args;
    }

    location ~ \.php$ {
        fastcgi_pass wordpress:9000;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        include fastcgi_params;
        fastcgi_read_timeout 300;
        fastcgi_buffers 16 16k;
        fastcgi_buffer_size 32k;
    }

    # WordPress uploads
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
        try_files $uri =404;
    }

    # Block sensitive files
    location ~ /\.(ht|git|env) {
        deny all;
    }

    location = /xmlrpc.php {
        deny all;
    }

    location /wp-json/ {
        try_files $uri $uri/ /index.php?$args;
    }
}