.help-head{margin-bottom:20px}.help-nav{position:sticky;top:10px;z-index:3;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;padding:12px 14px;border:1px solid #d4ded8;border-radius:16px;background:rgba(255,255,255,.96);box-shadow:0 8px 24px rgba(23,54,43,.08)}.help-nav a{padding:8px 12px;border-radius:999px;color:#105d44;text-decoration:none;font-weight:700}.help-nav a:hover{background:#e2f3ec}.help-section{margin-bottom:18px;padding:28px;scroll-margin-top:90px}.help-section h2{margin:0 0 20px}.definition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.definition-grid article,.example{padding:18px;border-radius:14px;background:#f2f6f4}.definition-grid h3{margin:0 0 8px}.definition-grid p,.example p{margin:0;line-height:1.55}.help-table{display:grid;gap:1px;overflow:hidden;border:1px solid #d6dfda;border-radius:12px;background:#d6dfda}.help-table div{display:grid;grid-template-columns:230px 1fr;gap:20px;padding:14px 16px;background:#fff}.help-section li{margin:9px 0;line-height:1.5}.help-note{padding:14px 16px;border-left:4px solid #e1ad3d;background:#fff7e8}.example{margin-top:10px}.help-tip{display:inline-grid;place-items:center;width:19px;height:19px;margin-left:5px;border:1px solid #75948a;border-radius:50%;color:#145c43;text-decoration:none;font-size:12px;font-weight:900;vertical-align:middle}.help-tip:hover,.help-tip:focus{background:#145c43;color:#fff}.top-link{white-space:nowrap}@media(max-width:760px){.definition-grid{grid-template-columns:1fr}.help-table div{grid-template-columns:1fr;gap:5px}.help-section{padding:20px}.help-nav{position:static}}