body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #722323;
    color: #c9ba37;
}
nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    background: #009A44;
    padding: 0.75rem 0;
}
nav a {
    color: #b39e2a;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.2s;
}
nav a.active, nav a:hover {
    background: #4e9b48; 
}
header {
    text-align: center;
    padding: 1.5rem 1rem 1rem 1rem;
    background: #723b38; 
    color: #fff;
}
main {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
}
.truck-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
footer {
    text-align: center;
    padding: 1rem 0;
    background: #009A44; /* Pantone 355 C */
    color: #fff;
    margin-top: 2rem;
}

        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0; top: 0;
            width: 100%; height: 100%;
            overflow: auto;
            background: rgba(0,0,0,0.5);
        }
        .modal-content {
            background: #fff;
            margin: 10% auto;
            padding: 2rem 1.5rem;
            border-radius: 10px;
            max-width: 350px;
            text-align: center;
            position: relative;
        }
        .close {
            position: absolute;
            right: 1rem;
            top: 1rem;
            font-size: 1.5rem;
            color: #66522d;
            cursor: pointer;
        }
        .modal-content h3 {
            margin-top: 0;
            color: #254117;
        }

@media (max-width: 600px) {
    nav {
        flex-direction: column;
        gap: 0.5rem;
    }
    header {
        padding: 1rem 0.5rem 0.5rem 0.5rem;
    }
    main {
        padding: 0.5rem;
    }
    .truck-img {
        border-radius: 8px;
    }
}