/* Contract checkout: isolated styles loaded last to avoid marketing overrides. */
.billing-form .implementation-offer {
    display: grid;
    gap: 16px;
    min-width: 0;
    margin: 24px 0;
    padding: 18px;
    border: 1px solid #d8e1eb;
    border-radius: 12px;
    background: #f8fafc;
}

.billing-form .implementation-offer legend {
    padding: 0 8px;
    color: #0f172a;
    font-size: 1rem;
    font-weight: 800;
}

.billing-form .implementation-offer__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.billing-form .implementation-offer__head strong {
    display: block;
    color: #0f172a;
    font-size: 1rem;
}

.billing-form .implementation-offer__head p {
    max-width: 540px;
    margin: 5px 0 0;
    color: #64748b;
    font-size: 0.88rem;
    line-height: 1.45;
}

.billing-form .implementation-offer__head > span {
    flex: 0 0 auto;
    padding: 7px 10px;
    border-radius: 999px;
    background: #dcfce7;
    color: #166534;
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
}

.billing-form .implementation-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.billing-form label.implementation-option {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    min-width: 0;
    min-height: 82px;
    margin: 0;
    padding: 14px;
    border: 1px solid #d8e1eb;
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 5px 14px rgba(15, 23, 42, 0.04);
    cursor: pointer;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.billing-form label.implementation-option:hover {
    border-color: #86efac;
    transform: translateY(-1px);
}

.billing-form label.implementation-option:has(input:checked) {
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.13);
}

.billing-form .implementation-option > input[type="radio"] {
    position: static;
    width: 18px;
    height: 18px;
    margin: 0;
    padding: 0;
    justify-self: start;
    appearance: auto;
    accent-color: #16a34a;
}

.billing-form .implementation-option__copy {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.billing-form .implementation-option__copy strong {
    color: #0f172a;
    font-size: 0.95rem;
    line-height: 1.2;
}

.billing-form .implementation-option__copy small {
    color: #64748b;
    font-size: 0.82rem;
    line-height: 1.35;
}

.billing-form .implementation-option__price {
    display: grid;
    gap: 2px;
    justify-items: end;
    min-width: 76px;
    white-space: nowrap;
}

.billing-form .implementation-option__price del {
    color: #94a3b8;
    font-size: 0.78rem;
}

.billing-form .implementation-option__price strong {
    color: #15803d;
    font-size: 1.08rem;
}

.billing-form .implementation-offer__note {
    margin: 0;
    padding: 11px 12px;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    background: #ecfdf5;
    color: #166534;
    font-size: 0.84rem;
    font-weight: 800;
    line-height: 1.35;
}

@media (max-width: 640px) {
    .billing-form .implementation-offer {
        gap: 14px;
        padding: 14px;
    }

    .billing-form .implementation-offer__head {
        display: grid;
        gap: 10px;
    }

    .billing-form .implementation-offer__head > span {
        justify-self: start;
    }

    .billing-form label.implementation-option {
        grid-template-columns: 22px minmax(0, 1fr);
        gap: 10px;
        min-height: 0;
        padding: 13px 12px;
    }

    .billing-form .implementation-option__price {
        grid-column: 2;
        justify-items: start;
        min-width: 0;
    }
}