body {
    font-family: Arial, sans-serif;
    background: #eef2f5;
    margin: 0;
    padding: 0;
    color: #333;
}

/* HEADER */

header {
    background: #1f4e79;
    color: white;
    padding: 50px 20px;
    text-align: center;
}

.logo-wrapper {
    margin-bottom: 15px;
}

.logo-img {
    max-width: 480px;
    height: auto;
}

.counter-text {
    margin-top: 10px;
    font-size: 14px;
    opacity: 0.9;
}

/* CONTAINER */

.container {
    max-width: 900px;
    margin: 40px auto;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.section {
    margin-bottom: 30px;
}

h2 {
    color: #1f4e79;
}

h3 {
    margin-bottom: 5px;
}

/* FORM ELEMENTS */

input[type="email"],
textarea {
    width: 100%;
    padding: 14px;
    margin-top: 10px;
    border: 1px solid #bbb;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
}

button {
    background: #1f4e79;
    border: none;
    padding: 14px 20px;
    color: white;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 15px;
    width: 100%;
}

button:hover {
    background: #163a5c;
}

.checkbox-group {
    margin: 20px 0;
}

.error-message {
    display: none;
    background: #ffe1e1;
    color: #a33a3a;
    border: 1px solid #ffb1b1;
    padding: 15px;
    margin-top: 20px;
    border-radius: 8px;
}

/* ANIMAZIONI */

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* MOBILE */

@media (max-width: 768px) {
    header {
        padding: 30px 15px;
    }

    .container {
        margin: 20px 10px;
        padding: 20px;
    }

    h1 {
        font-size: 24px;
    }

    h2 {
        font-size: 20px;
    }

    .logo-img {
        max-width: 140px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 25px 10px;
    }

    .container {
        margin: 15px 8px;
        padding: 18px;
    }

    input[type="email"],
    textarea {
        font-size: 14px;
        padding: 10px;
    }

    button {
        font-size: 14px;
        padding: 12px;
    }
}