.kkcsi-sc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border-radius: 14px;
    color: #fff;
    background: linear-gradient(135deg, #2563eb, #4f46e5);
    font-weight: 800;
    text-decoration: none;
    box-shadow: 0 14px 36px rgba(37, 99, 235, 0.24);
}

.kkcsi-sc-button:hover {
    color: #fff;
    transform: translateY(-1px);
}

.kkcsi-sc-notice {
    padding: 18px 20px;
    border: 1px solid #bfdbfe;
    border-radius: 18px;
    color: #0f172a;
    background: #eff6ff;
}

.kkcsi-sc-notice strong {
    display: block;
    margin-bottom: 5px;
}

.kkcsi-sc-notice p {
    margin: 0;
    color: #475569;
}

.kkcsi-sc-plans {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.kkcsi-sc-plan {
    padding: 24px;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 16px 46px rgba(15, 23, 42, 0.08);
}

.kkcsi-sc-plan__name {
    color: #2563eb;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.kkcsi-sc-plan__price {
    margin-top: 10px;
    color: #0f172a;
    font-size: 24px;
    font-weight: 900;
}

.kkcsi-sc-plan p {
    color: #475569;
    line-height: 1.6;
}

@media (max-width: 800px) {
    .kkcsi-sc-plans {
        grid-template-columns: 1fr;
    }
}