* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Roboto', 'Montserrat', sans-serif;
        }

        body {
            background: #0F0F0F;
            color: #FFFFFF;
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .header {
            background: #1A1A1A;
            padding: 15px 20px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            width: 60px;
            height: auto;
            min-height: 60px; 
/*            background: url('https://nomine.dyndns.org/logo.png') no-repeat center/contain; */
            background: url('logo.png') no-repeat center/contain;
/*border: 1px solid #fff; /* Bordino per debugging */
        }

        .nav a {
            color: #FFFFFF;
            text-decoration: none;
            margin-left: 20px;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .nav a:hover {
            color: #6C5CE7;
        }

        .main-content {
            flex: 1 0 auto;
            padding: 20px;
        }

        .privacy {
            max-width: 800px;
            margin: 60px auto 20px;
            padding: 20px;
            background: rgba(26, 26, 26, 0.9);
            border-radius: 10px;
            text-align: left;
        }

        .privacy h1 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .privacy p {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }

        .hero {
            text-align: center;
            padding: 0px 0; /* Spazio sufficiente sotto il header */
            position: relative;
            min-height: 70vh;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 20px;
        }

        .hero h1 {
            font-size: 1.75rem; /* 28px su mobile, scalabile */
            font-weight: 700;
            margin-bottom: 15px;
        }

        .hero p {
            font-size: 1rem; /* 16px su mobile, scalabile */
            color: #D3D3D3;
            margin-bottom: 20px;
        }

        .btn {
            background: #6C5CE7;
            color: #FFFFFF;
            padding: 12px 24px;
            border: none;
            border-radius: 25px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            margin: 5px;
            transition: background 0.3s ease, transform 0.3s ease;
        }

        .btn:hover {
            background: #5A4CD7;
            transform: translateY(-2px);
        }

        .btn:disabled {
            background: #808080; /* Grigio quando disabilitato */
            color: #CCCCCC; /* Testo più chiaro per contrasto */
            cursor: not-allowed; /* Cambia il cursore */
            transform: none; /* Rimuove l'effetto hover */
            opacity: 0.7; /* Opacità per indicare stato disabilitato */
        }

        .terms {
            max-width: 800px;
            margin: 60px auto 20px;
            padding: 20px;
            background: rgba(26, 26, 26, 0.9);
            border-radius: 10px;
            text-align: left;
        }

        .terms h1 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .terms h2 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 20px 0 10px;
            color: #D3D3D3;
        }

        .terms p {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }

        .platform {
            max-width: 800px;
            margin: 60px auto 20px;
            padding: 20px;
            background: rgba(26, 26, 26, 0.9);
            border-radius: 10px;
            text-align: left;
        }

        .platform h1 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .platform h2 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 20px 0 10px;
            color: #D3D3D3;
        }

        .platform p {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }


        .footer {
            background: #1A1A1A;
            padding: 15px 20px;
            text-align: center;
            color: #D3D3D3;
            font-size: 0.875rem; /* 14px su mobile */
            flex-shrink: 0; /* Impedisce al footer di comprimersi */
        }

        .footer a {
            color: #6C5CE7;
            text-decoration: none;
        }

        .footer a:hover {
            text-decoration: underline;
        }

        @media (min-width: 768px) {
            .hero h1 { font-size: 2.25rem; } /* 36px */
            .hero p { font-size: 1.125rem; } /* 18px */
            .btn { font-size: 1.125rem; } /* 18px */
            .footer { font-size: 1rem; } /* 16px */
        }

        input[type="text"],
        input[type="password"] { 
            width: 100%;
            padding: 10px;
            margin: 5px 0 15px;
            background: #2A2A2A;
            border: 1px solid #333333;
            border-radius: 5px;
            color: #D3D3D3;
        }

        input[type="file"] {
            width: 100%;
            padding: 10px 10px 10px 0px;
            margin: 5px 0px 15px;
            background: #2A2A2A;
            border: 1px solid #333333;
            border-radius: 5px;
            color: #D3D3D3;
        }

        .wallet-section ul {
            margin-left: 20px; /* Sposta gli <li> di 20px a destra; regola questo valore se necessario */
            padding-left: 0; /* Rimuove il padding predefinito del browser per un controllo preciso */
        }

        .wallet-section {
            max-width: 800px;
            margin: 60px auto 20px;
            padding: 20px;
            background: rgba(26, 26, 26, 0.9);
            border-radius: 10px;
            text-align: left;
        }

        .wallet-section h1 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .wallet-section h2 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 20px 0 10px;
            color: #D3D3D3;
        }

        .wallet-section p {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }

        .wallet-section li {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }


        .wallet-section .error {
            color: #FF4D4D;
            font-weight: 600;
            margin-bottom: 15px;
        }

        .wallet-section .success {
            color: #6C5CE7;
            font-weight: 600;
            margin-bottom: 15px;
        }


        .status-label {
            font-size: 16px;
            padding: 10px 20px;
            border-radius: 5px;
            color: white;
            display: inline-block;
        }
        .online {
            background-color: green;
        }
        .offline {
            background-color: red;
        }

        .key-section {
            max-width: 800px;
            margin: 60px auto 20px;
            padding: 20px;
            background: rgba(26, 26, 26, 0.9);
            border-radius: 10px;
            text-align: left;
        }

        .key-section h1 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .key-section h2 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 20px 0 10px;
            color: #D3D3D3;
        }

        .key-section p {
            font-size: 1rem;
            color: #D3D3D3;
            margin-bottom: 15px;
        }

        .key-section .error {
            color: #FF4D4D;
            font-weight: 600;
            margin-bottom: 15px;
        }