/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1;
    background-color: #f5f5f5;
    color: #333;
}

/* Header styles */
header {
    background-color: #E6E6FA;
    color: #fff;
    padding: 20px;
    text-align: center;
    border-bottom: 3px solid #E6E6FA;
}

.logo-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.logo {
    height: 150px;
    width: auto;
}

.navbar {
    display: flex;
    justify-content: center;
    width: 100%;
}

.nav-links {
    display: flex;
    list-style: none;
    padding: 10px 0;
}

.nav-links li {
    margin: 0 10px;
}

.nav-links a {
    text-decoration: none;
    color: #5F9EA0;
    font-weight: bold;
    font-size: 1rem;
    padding: 8px 12px;
    transition: background-color 0.3s ease;
    border-radius: 4px;
}

.nav-links a:hover {
    background-color: #003366;
}

/* Hero section */
.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url('hero-bg.jpg') no-repeat center center/cover;
    height: 300px;
    color: white;
    padding: 20px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

/* Container styles */
.container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 11px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.column1, .column2, .column3 {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Side navigation */
.side-nav {
    list-style: none;
    padding: 0;
}

.side-nav li {
    margin-bottom: 5px;
}

.side-nav a {
    text-decoration: none;
    color: #004080;
    font-weight: bold;
    display: block;
    padding: 0px;
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.side-nav a:hover {
    color: #003366;
    padding-left: 10px;
}

/* Footer styles */
footer {
    background-color: #004080;
    color: #fff;
    text-align: center;
    padding: 15px;
    border-top: 3px solid #003366;
    position: relative;
    bottom: 0;
    width: 100%;
}

/* Media queries per la visualizzazione mobile */
@media (max-width: 768px) {
    /* Ridurre la dimensione dei loghi */
    .logo {
        height: 100px;
    }

    /* Cambia il layout della griglia a colonna singola */
    .container {
        display: flex;
        flex-direction: column;
    }

    /* Ridurre la dimensione del testo della hero */
    .hero h1 {
        font-size: 2rem;
    }

    /* Barra di navigazione verticale */
    .nav-links {
        flex-direction: column;
        text-align: center;
    }

    .nav-links li {
        margin: 5px 0;
    }

    /* Ridimensionamento delle colonne */
    .column1, .column2, .column3 {
        padding: 15px;
        margin: 10px 0;
    }

    /* Stile immagine laterale */
    .side-nav .logo-img {
        width: 100px;
        height: auto;
    }
}

@media (max-width: 480px) {
    /* Riduci ulteriormente le dimensioni del testo */
    body {
        font-size: 0.9rem;
    }

    /* Modifica dimensione immagini ancora più piccole */
    .hero h1 {
        font-size: 1.5rem;
    }

    /* Navbar mobile */
    .nav-links a {
        font-size: 0.9rem;
        padding: 5px;
    }
}