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10px;font-size:11px;font-weight:700}.knowledge-detail-main .example-card h4{font-family:var(--channel-font-heading);color:var(--channel-text);margin:0;font-size:16px}.knowledge-detail-main .example-card p{color:var(--channel-muted);margin:0;font-size:13.5px;line-height:1.65}.knowledge-detail-main .example-card .answer{border-top:1px dashed var(--channel-line);color:var(--channel-text);padding-top:8px;font-weight:600}.knowledge-detail-main .formula{border-color:var(--kb-blue-line);background:var(--kb-blue-soft);gap:6px}.knowledge-detail-main .formula-label{font-family:var(--channel-font-caption);letter-spacing:.04em;color:var(--kb-blue);font-size:12px;font-weight:700}.knowledge-detail-main .formula-body{gap:4px;display:grid}.knowledge-detail-main .formula-body p{font-family:var(--channel-font-data);color:var(--channel-text);margin:0;font-size:15px;line-height:1.7}.knowledge-detail-main .compare{grid-template-columns:1fr 1fr;gap:14px;margin:4px 0;display:grid}.knowledge-detail-main .compare-cell{border:1px solid var(--channel-line);border-top:3px solid var(--kb-blue);border-radius:var(--site-radius-sm);background:#fff;gap:8px;padding:16px;display:grid}.knowledge-detail-main .compare-cell:first-child{border-top-color:var(--kb-green)}.knowledge-detail-main .compare-cell:last-child{border-top-color:var(--kb-red)}.knowledge-detail-main .compare-title{font-family:var(--channel-font-heading);color:var(--channel-text);font-size:15px;font-weight:700}.knowledge-detail-main .compare-cell:first-child .compare-title{color:var(--kb-green)}.knowledge-detail-main .compare-cell:last-child .compare-title{color:var(--kb-red)}.knowledge-detail-main .timeline{border-left:2px solid var(--kb-blue-line);gap:0;margin:4px 0;padding:4px 0 4px 24px;list-style:none;display:grid}.knowledge-detail-main .timeline>li{padding:8px 0 8px 16px;position:relative}.knowledge-detail-main .timeline>li:before{content:"";border:2px solid var(--kb-blue);background:#fff;border-radius:50%;width:10px;height:10px;position:absolute;top:13px;left:-21px}.knowledge-detail-main .timeline-year{font-family:var(--channel-font-data);color:var(--kb-blue);font-size:14px;font-weight:700}.knowledge-detail-main .step-list{counter-reset:kbstep;gap:10px;margin:4px 0;padding:0;list-style:none;display:grid}.knowledge-detail-main .step-list>li{border:1px solid var(--channel-line);border-radius:var(--site-radius-sm);color:var(--channel-text);counter-increment:kbstep;background:#fff;padding:12px 14px 12px 46px;line-height:1.65;position:relative}.knowledge-detail-main .step-list>li:before{content:counter(kbstep);background:var(--kb-blue);color:#fff;width:24px;height:24px;font-family:var(--channel-font-data);border-radius:50%;place-items:center;font-size:13px;font-weight:700;display:grid;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.knowledge-detail-main .key-points{gap:8px;margin:4px 0;padding:0;list-style:none;display:grid}.knowledge-detail-main .key-points>li{border-radius:var(--site-radius-sm);background:var(--kb-blue-soft);color:var(--channel-text);padding:8px 12px 8px 30px;font-size:14px;line-height:1.6;position:relative}.knowledge-detail-main .key-points>li:before{content:"◆";color:var(--kb-blue);font-size:11px;position:absolute;top:9px;left:12px}.knowledge-detail-main .lab-board{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.knowledge-detail-main .lab-card{border:1px solid var(--channel-line);border-radius:var(--site-radius-md);background:#fff;gap:6px;padding:16px;display:grid}.knowledge-detail-main .lab-card h4{font-family:var(--channel-font-heading);color:var(--channel-text);margin:0;font-size:16px}.knowledge-detail-main .lab-meta{flex-wrap:wrap;gap:8px;display:flex}.knowledge-detail-main .lab-pill{background:var(--kb-green-soft);color:var(--kb-green);font-family:var(--channel-font-caption);border-radius:999px;align-items:center;padding:3px 10px;font-size:11px;font-weight:700;display:inline-flex}.knowledge-detail-main .lab-card p{color:var(--channel-muted);margin:0;font-size:13.5px;line-height:1.6}.knowledge-detail-main .case-card{border-color:var(--channel-line);background:#fff}.knowledge-detail-main .case-card h4{font-family:var(--channel-font-heading);color:var(--channel-text);margin:0;font-size:15px}.knowledge-detail-main .case-card p{color:var(--channel-muted);margin:0;font-size:13px;line-height:1.6}.knowledge-detail-main .case-lead{color:var(--channel-text);margin:0 0 4px;font-size:15px;font-weight:600}.knowledge-detail-main .concept-card h4{font-family:var(--channel-font-heading);color:var(--kb-blue);margin:0;font-size:15px}.knowledge-detail-main .concept-card p{color:var(--channel-muted);margin:0;font-size:13px;line-height:1.6}.knowledge-detail-main .vocab-list{gap:6px;margin:4px 0;padding:0;list-style:none;display:grid}.knowledge-detail-main .vocab-list>li{border-left:3px solid var(--kb-blue-line);color:var(--channel-text);background:#fbfdff;padding:8px 12px;font-size:14px;line-height:1.6}.knowledge-detail-main .unit-table,.knowledge-detail-main .comparison-table{font-size:14px}.knowledge-detail-main .unit-table tbody tr:nth-child(2n),.knowledge-detail-main .comparison-table tbody tr:nth-child(2n){background:#fafbfc}.knowledge-detail-main .page-header{gap:10px}.knowledge-detail-main .page-header h1{font-family:var(--channel-font-heading);color:var(--channel-text);font-size:30px;line-height:1.15}.knowledge-detail-main .page-header p{max-width:900px;color:var(--channel-muted);font-size:15px;line-height:1.6}.knowledge-detail-main .page-header-actions{flex-wrap:wrap;gap:10px;display:flex}.knowledge-detail-main .action-link{border:1px solid var(--kb-blue-line);background:var(--kb-blue-soft);color:var(--kb-blue);border-radius:999px;align-items:center;padding:8px 16px;font-size:13px;font-weight:700;text-decoration:none;transition:background .16s,color .16s;display:inline-flex}.knowledge-detail-main .action-link:hover{background:var(--kb-blue);color:#fff}@media (max-width:760px){.knowledge-detail-main .compare,.knowledge-detail-main .lab-board{grid-template-columns:1fr}}