.multi-platform-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.7fr) repeat(2, minmax(0, 1fr));
    gap: 36px;
    align-items: start;
}
.multi-platform-device { min-width: 0; text-align: center; }
.multi-platform-device h3 { margin-bottom: 12px; font-size: 22px; line-height: 1.5; }
.multi-platform-device > p { min-height: 58px; margin: 0 auto 24px; max-width: 380px; font-size: 15px; line-height: 1.9; color: var(--bfk-muted); }
.multi-platform-screen { display: flex; justify-content: center; align-items: center; height: 330px; margin-bottom: 28px; }
.multi-platform-screen img { display: block; width: auto; max-width: 100%; height: auto; max-height: 100%; border: 1px solid var(--bfk-border); border-radius: var(--bfk-radius-sm); box-shadow: var(--bfk-shadow-sm); }
.multi-platform-screen:focus-visible { outline: 2px solid var(--bfk-primary); outline-offset: 6px; border-radius: var(--bfk-radius-sm); }
.multi-platform-qr > summary { list-style: none; cursor: pointer; }
.multi-platform-qr > summary::-webkit-details-marker { display: none; }
.multi-platform-qr > div { margin-top: 20px; padding: 16px; border: 1px solid var(--bfk-border); border-radius: var(--bfk-radius); background: var(--bfk-white); }
.multi-platform-qr img { display: block; width: 180px; max-width: 100%; height: auto; margin: 0 auto 12px; }
.multi-platform-qr p { font-size: 14px; line-height: 1.8; color: var(--bfk-muted); }
.multi-platform-invitations { margin: 0; order: 2; }
.multi-platform-invitations > div { padding: 24px 0; border-bottom: 1px solid var(--bfk-border); }
.multi-platform-invitations > div:first-child { padding-top: 0; }
.multi-platform-invitations > div:last-child { padding-bottom: 0; border-bottom: 0; }
.multi-platform-invitations dt { margin-bottom: 10px; font-size: 18px; color: var(--bfk-text-primary); }
.multi-platform-invitations dd { margin: 0; font-size: 16px; line-height: 1.9; color: var(--bfk-muted); }
.multi-platform-table-wrap { max-width: 960px; margin: 0 auto; }
.multi-platform-table { width: 100%; border-collapse: collapse; font-size: 16px; line-height: 1.8; }
.multi-platform-table th, .multi-platform-table td { padding: 20px 24px; border-bottom: 1px solid var(--bfk-border); vertical-align: top; }
.multi-platform-table thead { background: var(--bfk-bg-alt); }
.multi-platform-table th { width: 34%; font-weight: 500; color: var(--bfk-text-primary); }
.multi-platform-table td { color: var(--bfk-muted); }
@media (max-width: 991px) {
    .multi-platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 32px; }
    .multi-platform-device--desktop { grid-column: 1 / -1; }
    .multi-platform-device > p { min-height: 0; }
    .multi-platform-device--desktop .multi-platform-screen { height: auto; }
    .multi-platform-device--desktop .multi-platform-screen img { max-height: 400px; }
}
@media (max-width: 575px) {
    .multi-platform-grid { grid-template-columns: 1fr; gap: 48px; }
    .multi-platform-screen { height: 380px; }
    .multi-platform-qr { max-width: 280px; margin: 0 auto; }
    .multi-platform-table { font-size: 14px; }
    .multi-platform-table th, .multi-platform-table td { padding: 16px 12px; }
    .multi-platform-table th { width: 38%; }
}