.ei-atc {
    margin: 1rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ei-atc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    border: 1px solid currentColor;
    text-decoration: none;
    font-size: 0.9rem;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
}

.ei-atc-btn-google {
    font-weight: 600;
}

.ei-atc-btn:hover {
    opacity: 0.85;
}

.ei-add-to-calendar-error {
    padding: 0.6rem 0.9rem;
    border-radius: 6px;
    background: #fef2f2;
    color: #991b1b;
    font-size: 0.9rem;
}