<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
        http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">

    <!-- ==================== MAIN URLS ==================== -->
    
    <!-- Homepage / Main Portal -->
    <url>
        <loc>https://sdpi.pro.bd/</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>daily</changefreq>
        <priority>1.0</priority>
    </url>
    
    <!-- Homepage without trailing slash (optional, but good for coverage) -->
    <url>
        <loc>https://sdpi.pro.bd/index.html</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>daily</changefreq>
        <priority>0.9</priority>
    </url>

    <!-- ==================== STATIC PAGES ==================== -->
    
    <!-- Search Function Page -->
    <url>
        <loc>https://sdpi.pro.bd/search</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>weekly</changefreq>
        <priority>0.8</priority>
    </url>
    
    <!-- Results Display Page -->
    <url>
        <loc>https://sdpi.pro.bd/results</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>daily</changefreq>
        <priority>0.8</priority>
    </url>
    
    <!-- About Page -->
    <url>
        <loc>https://sdpi.pro.bd/about.html</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>monthly</changefreq>
        <priority>0.5</priority>
    </url>
    
    <!-- Contact Page -->
    <url>
        <loc>https://sdpi.pro.bd/contact</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>monthly</changefreq>
        <priority>0.5</priority>
    </url>
    
    <!-- Privacy Policy Page -->
    <url>
        <loc>https://sdpi.pro.bd/privacy.html</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>yearly</changefreq>
        <priority>0.3</priority>
    </url>

    <!-- ==================== RESOURCE FILES ==================== -->
    
    <!-- CSS Stylesheet -->
    <url>
        <loc>https://sdpi.pro.bd/style.css</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>monthly</changefreq>
        <priority>0.3</priority>
    </url>
    
    <!-- Main JavaScript -->
    <url>
        <loc>https://sdpi.pro.bd/script.js</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>monthly</changefreq>
        <priority>0.3</priority>
    </url>
    
    <!-- Web App Manifest -->
    <url>
        <loc>https://sdpi.pro.bd/manifest.json</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>yearly</changefreq>
        <priority>0.2</priority>
    </url>
    
    <!-- Service Worker -->
    <url>
        <loc>https://sdpi.pro.bd/service-worker.js</loc>
        <lastmod>2025-10-25</lastmod>
        <changefreq>yearly</changefreq>
        <priority>0.2</priority>
    </url>

</urlset>