.convertlab-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 24px;
}

.convertlab-overlay.is-visible {
    display: flex;
}

.convertlab-modal {
    width: min(var(--convertlab-width, 520px), 100%);
    max-height: var(--convertlab-height, none);
    background: var(--convertlab-bg, #1a1f36);
    background-size: cover;
    background-position: center;
    color: var(--convertlab-text, #ffffff);
    border-radius: 18px;
    padding: 32px;
    position: relative;
    box-shadow: 0 25px 70px rgba(15, 23, 42, 0.35);
    display: flex;
    flex-direction: column;
    gap: 18px;
    overflow: hidden;
    font-family: var(--convertlab-font, 'Inter', sans-serif);
    text-align: var(--convertlab-align, left);
}

.convertlab-modal::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    z-index: 0;
}

.convertlab-modal > * {
    position: relative;
    z-index: 1;
}

.convertlab-modal__close {
    position: absolute;
    top: 14px;
    right: 18px;
    border: none;
    background: transparent;
    color: inherit;
    font-size: 1.5rem;
    cursor: pointer;
}

.convertlab-modal__body strong {
    font-size: var(--convertlab-headline-size, 1.35rem);
}

.convertlab-modal__body p {
    margin-top: 8px;
    font-size: var(--convertlab-body-size, 1rem);
}

.convertlab-modal__form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.convertlab-modal__form input {
    border-radius: 10px;
    border: none;
    padding: 12px 14px;
    font-size: var(--convertlab-body-size, 1rem);
}

.convertlab-modal__form button {
    background: var(--convertlab-button-bg, #ffffff);
    color: var(--convertlab-button-text, #111827);
    border: none;
    border-radius: 999px;
    padding: 12px 16px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.convertlab-modal__form button:disabled {
    opacity: 0.6;
    cursor: progress;
}

.convertlab-modal__form button:hover {
    opacity: 0.85;
}

.convertlab-modal__form-button {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: inherit;
    border-radius: 999px;
    padding: 10px 18px;
    cursor: pointer;
}

.convertlab-modal__success {
    display: none;
    flex-direction: column;
    gap: 12px;
}

.convertlab-modal__success.is-visible {
    display: flex;
}

.convertlab-modal__coupon {
    padding: 12px 16px;
    border-radius: 12px;
    border: 2px dashed rgba(255, 255, 255, 0.7);
    font-size: 1.4rem;
    letter-spacing: 0.2em;
    text-align: center;
}

.convertlab-modal__note {
    font-size: 0.9rem;
    opacity: 0.85;
}

.convertlab-modal__error {
    background: rgba(239, 68, 68, 0.15);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 0.95rem;
    display: none;
}

.convertlab-modal__error.is-visible {
    display: block;
}

@media (max-width: 640px) {
    .convertlab-modal {
        padding: 24px;
    }
}