server {
    listen 80;
    server_name _;

    # 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;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    # Disable server tokens
    server_tokens off;

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types text/plain text/css text/xml text/javascript application/json application/javascript application/xml+rss application/rss+xml application/atom+xml image/svg+xml application/vnd.ms-fontobject application/x-font-ttf font/opentype;

    # API Backend
    location /api {
        root /var/www/html/public;
        try_files $uri $uri/ /index.php?$query_string;

        location ~ \.php$ {
            try_files $uri =404;
            fastcgi_pass 127.0.0.1:9000;
            fastcgi_index index.php;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
            include fastcgi_params;
            fastcgi_buffer_size 32k;
            fastcgi_buffers 8 16k;
            fastcgi_read_timeout 240;
        }
    }

    # Sanctum/CSRF cookie endpoint
    location /sanctum/csrf-cookie {
        root /var/www/html/public;
        try_files $uri /index.php?$query_string;

        location ~ \.php$ {
            try_files $uri =404;
            fastcgi_pass 127.0.0.1:9000;
            fastcgi_index index.php;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
            include fastcgi_params;
        }
    }

    # Storage files (user uploads, etc)
    location /storage {
        alias /var/www/html/storage/app/public;
        try_files $uri =404;
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # Frontend SPA
    location / {
        root /usr/share/nginx/html;
        try_files $uri $uri/ /index.html;

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

    # Health check endpoints
    location /health {
        access_log off;
        return 200 "healthy\n";
        add_header Content-Type text/plain;
    }

    # Laravel health check endpoint
    location /up {
        root /var/www/html/public;
        try_files $uri /index.php?$query_string;

        location ~ \.php$ {
            try_files $uri =404;
            fastcgi_pass 127.0.0.1:9000;
            fastcgi_index index.php;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
            include fastcgi_params;
        }
    }

    # Deny access to hidden files
    location ~ /\.(?!well-known).* {
        deny all;
    }

    # Logging
    access_log /var/log/nginx/access.log;
    error_log /var/log/nginx/error.log warn;
}