Overview
A shared-hosting/cPanel-compatible corporate website for a gas supply company, built with plain PHP (PDO) + MySQL + vanilla JS/CSS. Includes a product/category catalog, MSDS (Material Safety Data Sheet) management and lookup, certificate verification, a hero slider, contact page, and a full-featured admin panel.
Key features:
- Product/category catalog, search, clean URLs (
/category/...,/product/...) - MSDS page + admin-managed MSDS document library
- Certificate verification/lookup page
- Hero banner / slider management
- Security: PDO prepared statements, CSRF tokens, XSS protection, HSTS, CSP, HTTPS redirect, login rate limiting, path traversal protection
- Performance: automatic WebP image conversion, file-based page caching, Gzip + browser caching
- SEO: dynamic meta tags, JSON-LD schema, auto-generated sitemap.xml, robots.txt, Google Search Console / GA4 support
