.vsa-ext-container {
    box-sizing: border-box;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 2rem 3rem;
    max-width: 450px;
    width: 100%;
    text-align: center;
    height: fit-content;
}

.vsa-logo img {
    width: 100%;
    height: auto;
    display: block;
}

.vsa-ext-header {
    color: #2b71c1;
    margin: 1rem 0 0.5rem 0;
    font-size: 1.6rem;
}

.vsa-ext-subheader {
    margin: 0 0 0.5rem 0;
    color: #2b71c1;
    font-weight: 600;
}

.vsa-ext-label {
    display: block;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: #2b71c1;
    font-weight: 600;
    text-align: center;
}

.vsa-ext-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    transition: border 0.2s;
    box-sizing: border-box;
}

.vsa-ext-input:focus {
    border-color: #2b71c1;
    outline: none;
}

.vsa-ext-primary {
    margin-top: 1.5rem;
    width: 100%;
    padding: 0.6rem;
    font-size: 1rem;
    font-weight: bold;
    color: #ffffff;
    background-color: #2b71c1;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.vsa-ext-primary:disabled {
    background-color: #a0c0e6;
    cursor: not-allowed;
}

.vsa-ext-primary:hover:not(:disabled) {
    background-color: #1f5fa5;
}

.vsa-ext-text-muted {
    color: #5f6b7a;
    font-size: 0.95rem;
    line-height: 1.4;
}

.vsa-ext-success {
    margin-top: 1rem;
    color: #0a7a34;
    background: #e6f4ea;
    border: 1px solid #b8e0c7;
    border-radius: 6px;
    padding: 0.75rem;
}

.vsa-ext-error {
    margin-top: 1rem;
    color: #a12b2b;
    background: #fde8e8;
    border: 1px solid #f4bcbc;
    border-radius: 6px;
    padding: 0.75rem;
}
/*
@media (max-width: 500px) {
    .vsa-ext-container {
        font-size: 80%;
        margin: 0.2em;
        padding: 1.0rem;
    }
}
*/