.technical-question{scroll-margin-top:90px}.technical-context{padding:10px 13px;border-left:3px solid #0071ba;background:#f0f7fc;font-size:13px}.technical-image{display:block;max-width:100%;max-height:360px;margin:auto}.technical-chart{margin:20px 0;padding:16px;background:#f7fbfe;border:1px solid #d6e6f2;border-radius:9px}.technical-chart svg{width:100%;height:auto;display:block}.technical-chart figcaption p,.chart-value{font-size:12px;color:#526b7e}.technical-chart circle{cursor:pointer}.technical-table-wrap{max-width:100%;overflow:auto;margin:15px 0}.technical-table-wrap table{min-width:420px;width:100%;border-collapse:collapse}.technical-table-wrap td,.technical-table-wrap th{padding:12px;border-bottom:1px solid #dce6ee;text-align:left}.technical-table-wrap select{max-width:330px;width:100%;min-width:150px;padding:9px;border:1px solid #b9cfdf;border-radius:6px;background:white}.contest-tools{padding:15px;margin:22px 0;background:#f5f9fc;border:1px solid #d9e6ef;border-radius:8px}.contest-tools summary{cursor:pointer;font-weight:600}.contest-tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:16px}.contest-tools input,.contest-tools textarea{width:100%;box-sizing:border-box;padding:10px;margin:6px 0 12px;border:1px solid #bfd2df;border-radius:6px}.contest-tools label{display:block}.contest-tools output{display:block;min-height:24px;margin:14px 0;font-weight:700}.contest-tools small{display:block;font-size:11px}.contest-tool-inputs{display:grid;grid-template-columns:1fr 1fr;gap:10px}.contest-solution{padding:15px 0;border-bottom:1px solid #dce6ee}.contest-solution summary{cursor:pointer;font-weight:600}.contest-solution p{margin:12px 0}@media(max-width:700px){.contest-tool-grid{grid-template-columns:1fr}.technical-chart{padding:8px}.technical-table-wrap table{font-size:13px}}

.quality-brief{display:flex;align-items:center;gap:24px;background:linear-gradient(120deg,#f0f7fc,#fff)}.quality-brief>img{width:220px;max-width:30%}.quality-brief h2{margin:8px 0;font-size:24px}.quality-brief li{margin:8px 0}.quality-brief p{max-width:820px}@media(max-width:650px){.quality-brief{display:block}.quality-brief>img{width:150px;max-width:100%;float:right}.quality-brief h2{font-size:21px}}