body {
    background-color: #0a0a0a;
    color: #fff;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

h1 {
    color: #ff4d4d;
    letter-spacing: 2px;
    border-bottom: 2px solid #00d4ff;
    padding-bottom: 10px;
    margin-bottom: 30px;
    text-align: center;
}

img{
    height: 150px;
    width: 150px;
    border-radius: 50%;
    object-fit: cover;
    background: #dfdfdf;
}

/* ============================================= */
/* PULSANTE RETURN HOME - STILE COORDINATO       */
/* ============================================= */

.sidebar-nav-home {
    padding: 10px 0 15px 0;
    width: 100%;
    display: flex;
    justify-content: flex-start;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 15px;
}

.btn-home-return {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    /* CAMBIO QUI: width: auto permette al tasto di stringersi */
    width: auto; 
    /* Aggiungiamo un po' di padding laterale per non farlo sembrare troppo stretto */
    padding: 12px 20px;
    background: #00d4ff;
    color: var(--primary); /* Il tuo azzurro #00d4ff */
    text-decoration: none;
    font-weight: bold;
    font-size: 14px;
    letter-spacing: 1px;
    border: 2px solid var(--primary);
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.1);
}

.btn-home-return:hover {
    background:  #ff4d4d;
    color: #000;
    box-shadow: 0 0 20px var(--primary);
    transform: translateY(5px);
}

.btn-home-return .icon {
    font-size: 18px;
}

/* Modifica al tasto menu per stare sotto bene */
.posto_btnopen {
    text-align: center;
    padding: 5px 0 15px 0;
    border-bottom: 1px solid var(--border-color);
}