/* R6.42 — classroom sharing */
.nq-r642-share-panel{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;margin:20px 0;padding:20px;border:1px solid #dfe5f3;border-radius:24px;background:linear-gradient(145deg,#fbfcff,#f3f7ff);box-shadow:0 14px 34px rgba(32,49,93,.08)}
.nq-r642-share-copy h2{margin:4px 0 6px;color:#1f2c55;font-size:1.35rem}.nq-r642-share-copy>p{margin:0 0 14px;color:#657089;line-height:1.7}.nq-r642-share-code{display:inline-flex;align-items:center;gap:10px;margin-bottom:10px;padding:9px 12px;border:1px solid #dfe4ef;border-radius:14px;background:#fff}.nq-r642-share-code small{color:#747d92;font-weight:800}.nq-r642-share-code strong{color:#5046d8;font-size:1.12rem;letter-spacing:.08em}.nq-r642-share-url{max-width:620px;padding:9px 11px;border-radius:11px;background:#fff;color:#56617a;font-size:.72rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border:1px solid #e5e8f1}.nq-r642-share-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.nq-r642-share-actions button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:42px;padding:9px 13px;border:1px solid #dfe4ef;border-radius:12px;background:#fff;color:#26345c;font-weight:850;cursor:pointer}.nq-r642-share-actions button.primary{border-color:#5549df;background:#5549df;color:#fff}.nq-r642-share-qr{display:flex;flex-direction:column;align-items:center;gap:7px;padding:12px;border:1px solid #e1e5ef;border-radius:18px;background:#fff}.nq-r642-share-qr canvas{display:block;border-radius:10px}.nq-r642-share-qr small{max-width:180px;color:#6a7387;font-size:.67rem;font-weight:750;text-align:center}
@media(max-width:720px){.nq-r642-share-panel{grid-template-columns:1fr;padding:15px}.nq-r642-share-qr{order:-1;width:max-content;max-width:100%;margin:auto}.nq-r642-share-actions{display:grid;grid-template-columns:1fr 1fr}.nq-r642-share-actions button.primary{grid-column:1/-1}.nq-r642-share-url{font-size:.64rem}}