* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            /* Ensures padding/border don’t break layout width */
        }

        body {
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            color: #333;
        }

        section {
            padding: 60px 20px;
        }

        h1, h2 {
            text-align: center;
            margin-bottom: 20px;
        }

        /* =====================================================
           NAVIGATION BAR
        ====================================================== */

        nav {
            background-color: #1b4332;
            color: white;

            display: flex;
            justify-content: space-between;
            /* Pushes logo left & nav links right */

            align-items: center;
            padding: 15px 40px;
        }

        /* Logo area (left side) */
        .logo {
            font-size: 20px;
            font-weight: bold;
        }

        /* Navigation links container (right side) */
        .nav-links {
            list-style: none; /* Removes bullets */
            display: flex;
            gap: 25px; /* Space between links */
        }

        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 500;
        }

        .nav-links a:hover {
            text-decoration: underline;
        }

        /* =====================================================
           HERO SECTION
        ====================================================== */

        .hero {
            background-color: #2d6a4f;
            color: white;
            text-align: center;
            padding: 80px 20px;
        }

        .hero p {
            max-width: 600px;
            margin: 20px auto;
        }

        /* =====================================================
           PRODUCT GRID SECTION
        ====================================================== */

        .product-grid {
            display: grid;

            /* Creates 3 equal columns */
            grid-template-columns: repeat(3, 1fr);

            gap: 20px;
            max-width: 1100px;
            margin: auto;
        }

        .product {
            background: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.08);
            text-align: center;
        }

        .product h3 {
            margin-bottom: 10px;
        }

        /* =====================================================
           CONTACT FORM
        ====================================================== */

        .contact-form {
            max-width: 600px;
            margin: auto;
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.08);
        }

        .contact-form label {
            display: block;
            margin-top: 15px;
            font-weight: bold;
        }

        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 10px;
            margin-top: 5px;
            border-radius: 5px;
            border: 1px solid #ccc;
        }

        .contact-form button {
            margin-top: 20px;
            padding: 12px;
            width: 100%;
            background-color: #2d6a4f;
            color: white;
            border: none;
            cursor: pointer;
        }

        .contact-form button:hover {
            background-color: #1b4332;
        }

        /* =====================================================
           FOOTER
        ====================================================== */

        footer {
            background-color: #1b4332;
            color: white;
            text-align: center;
            padding: 25px 10px;
            margin-top: 60px;
        }

        footer p {
            margin: 5px 0;
        }

        /* =====================================================
           RESPONSIVE DESIGN
           Makes grid stack on small screens
        ====================================================== */

        @media (max-width: 768px) {

            .product-grid {
                grid-template-columns: 1fr;
                /* Switch to single column on mobile */
            }

            nav {
                flex-direction: column;
                gap: 15px;
            }

        }