.qinghen-product-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    padding: 40px 48px;
    border: 1px solid #e4eafa;
    border-radius: 16px;
    background: linear-gradient(120deg, #f3f6ff, #ffffff);
    box-shadow: 0 8px 30px rgba(62, 87, 208, 0.06);
}
.qinghen-product-content { max-width: 640px; }
.qinghen-product-label { color: #3e57d0; font-size: 14px; font-weight: 600; }
.qinghen-product-content h2 { margin: 14px 0 18px; font-size: 32px; }
.qinghen-product-content p { margin: 0; line-height: 1.9; }
.qinghen-product-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.qinghen-product-tags li { padding: 7px 15px; border-radius: 6px; color: #3e57d0; background: #e9efff; font-size: 14px; }
.qinghen-product-qr { flex: 0 0 239px; margin: 0; padding: 12px; text-align: center; background: #fff; border: 1px solid #edf0f7; border-radius: 12px; }
.qinghen-product-qr a { display: block; }
.qinghen-product-qr a:focus-visible { outline: 3px solid #3e57d0; outline-offset: 3px; }
.qinghen-product-qr img { display: block; width: 215px; height: auto; margin: 0 auto; }
.qinghen-product-qr figcaption { margin-top: 8px; color: #505060; font-size: 14px; }
.qinghen-product-qr figcaption span { display: block; margin-top: 4px; color: #707080; font-size: 12px; }
@media (max-width: 767px) {
    .qinghen-product-card { flex-direction: column; gap: 28px; padding: 28px 20px; }
    .qinghen-product-content h2 { font-size: 28px; }
    .qinghen-product-qr { flex-basis: auto; max-width: 100%; }
}