.qb-panel{margin-bottom:28px}.qb-filters{display:grid;grid-template-columns:150px minmax(230px,1fr) minmax(220px,1fr);gap:16px}.qb-selection{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0 6px}.qb-selection .actions{margin:0}.qb-hint{font-size:13px;margin:12px 0 22px}.qb-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.qb-question{min-width:0;padding:20px;border:1px solid var(--line);border-radius:8px;background:#fff}.qb-question:has(input:checked){border-color:var(--teal);background:#f4faf9}.qb-check{display:flex;align-items:flex-start;gap:12px;cursor:pointer}.qb-check input{width:19px;height:19px;flex:0 0 19px;accent-color:var(--teal);margin:3px 0}.qb-check strong{font-size:15px;line-height:1.6;overflow-wrap:anywhere}.qb-check small{display:block;color:var(--muted);line-height:1.6;margin-top:5px}.qb-meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:16px 0;font-size:12px}.qb-question summary,.qb-picked summary{cursor:pointer;color:var(--teal);font-size:14px;line-height:1.8}.qb-body{white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,"PingFang SC",monospace;background:#edf4f5;padding:16px;margin:14px 0;line-height:1.8;font-size:14px}.qb-options{padding-left:25px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.qb-answer{font-weight:700;font-size:14px;color:var(--teal);overflow-wrap:anywhere}.qb-explanation{font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.qb-source{font-size:12px;margin:16px 0 0}.qb-empty{grid-column:1/-1;padding:32px;text-align:center}.qb-modal-back{z-index:1200}.qb-modal .field{margin-top:16px}.qb-modal .actions{justify-content:flex-end}.qb-picked{background:#f1f6f7;padding:12px;border-radius:6px}.qb-picked ol{max-height:180px;overflow:auto;line-height:1.9;font-size:13px;padding-left:24px}.qb-question button:focus-visible,.qb-question summary:focus-visible,.qb-check input:focus-visible{outline:3px solid #7fb8be;outline-offset:3px}@media(max-width:800px){.qb-filters{grid-template-columns:1fr 2fr}.qb-filters>.field:last-child{grid-column:1/-1}.qb-selection{align-items:flex-start;flex-direction:column}.qb-list{grid-template-columns:1fr}}@media(max-width:480px){.qb-filters{grid-template-columns:1fr}.qb-panel{padding:14px}.qb-question{padding:16px}.qb-selection .actions{gap:7px}.qb-selection button{padding:10px;font-size:13px}.qb-modal{padding:18px}.qb-meta{flex-wrap:wrap}}