/* Font moderno, più marcato */
body {
    font-family: 'Segoe UI', 'Roboto', sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: #2a2a2a;
    background-color: #FFFFFF; /* colore di sfondo meno chiaro */
}

/* Pulsanti più moderni, testo bianco */
.btn, .btn-primary {
    border-radius: 8px;
    padding: 10px 18px;
    font-weight: 400;
    background-color: #d32f2f;
    color: white;
    border: none;
    transition: all 0.3s ease-in-out;
}

.btn:hover {
    background-color: #b71c1c;
    color: white;
}

/* Box corsi con cambiamenti visibili */
.box_course {
    border-radius: 14px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.1);
    background-color: #ffffff;
    border: 2px solid #d32f2f;
    padding: 16px;
    margin-bottom: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.box_course:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

/* Header e menu */
.navbar, .main-menu {
    background-color: #FFFFFF;
    border-bottom: 1px solid #ddd;
}

/* Icone */
i[class^="icon-"], i[class*=" icon-"] {
    font-size: 18px;
    color: #d32f2f;
}