.checksheet-wrapper {
    max-width: 720px;
    margin: 40px auto;
    padding: 30px;
    background: #fdfcfb;
    border: 1px solid #e0e0e0;
    border-radius: 16px;
    font-family: "Helvetica Neue", sans-serif;
    color: #333;
    line-height: 1.8;
}

.checksheet-title {
    text-align: center;
    font-size: 1.8em;
    color: #444;
    margin-bottom: 20px;
}

.checksheet-greeting {
    background-color: #f0f8ff;
    padding: 15px;
    border-left: 5px solid #60a5fa;
    border-radius: 8px;
    margin-bottom: 25px;
}

.checksheet-section {
    background-color: #fffbea;
    padding: 20px;
    border-left: 5px solid #facc15;
    border-radius: 8px;
    margin-bottom: 25px;
}

.checksheet-subtitle {
    font-size: 1.3em;
    margin-bottom: 10px;
    color: #b45309;
}

.checksheet-steps {
    list-style: none;
    padding-left: 0;
}

.checksheet-steps li {
    margin-bottom: 15px;
}

.checksheet-contact {
    background-color: #ecfdf5;
    padding: 15px;
    border-left: 5px solid #34d399;
    border-radius: 8px;
    margin-bottom: 25px;
    font-weight: bold;
}

.checksheet-divider {
    margin: 30px 0;
    border: none;
    border-top: 1px dashed #ccc;
}

.checksheet-note {
    font-size: 0.95em;
    color: #777;
    text-align: center;
    margin-bottom: 20px;
}

.checksheet-download-button {
    text-align: center;
    font-weight: bold;
}

@media screen and (max-width: 430px) {
    .checksheet-wrapper {
        padding: 20px;
        margin: 20px 10px;
    }

    .checksheet-title {
        font-size: 1.4em;
        line-height: 1.4;
    }

    .checksheet-greeting,
    .checksheet-section,
    .checksheet-contact {
        padding: 12px;
    }

    .checksheet-subtitle {
        font-size: 1.1em;
    }

    .checksheet-steps li {
        font-size: 0.95em;
    }

    .checksheet-note {
        font-size: 0.85em;
    }

    .checksheet-download-button {
        font-size: 0.95em;
    }
}