.help-shell{--article-ink: #132f4a;--article-body: #25313c;--article-muted: #596673;--article-faint: #8a94a1;--article-accent: #de650f;--article-hairline: #d9dfe6;--article-cream: #fdf4e9;--help-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;margin-top:0;padding:40px 0 72px;background:#fff;color:var(--article-body)}.help-breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 22px;padding:0;list-style:none;font-family:var(--help-sans);font-size:13px;color:var(--article-faint)}.help-breadcrumbs li+li:before{content:"/";margin-right:6px;color:var(--article-hairline)}.help-breadcrumbs a{color:var(--article-muted);text-decoration:none}.help-breadcrumbs a:hover{color:var(--article-accent);text-decoration:underline}.help-header{margin-top:0;max-width:760px;margin-bottom:36px}.help-header__eyebrow{margin:0 0 10px;font-family:var(--help-sans);font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--article-accent)}.help-header__title{margin:0 0 14px;font-family:var(--help-sans);font-size:clamp(30px,4.2vw,42px);font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--article-ink)}.help-header__lede{margin:0;font-family:var(--help-sans);font-size:18px;line-height:1.6;color:var(--article-muted)}.help-header__meta{margin:18px 0 0;padding-top:14px;border-top:1px solid var(--article-hairline);font-family:var(--help-sans);font-size:13px;color:var(--article-faint)}.help-layout{display:flex;flex-direction:column;align-items:stretch;gap:28px}.help-body{min-width:0;flex:1 1 auto;max-width:760px}.help-toc{display:none}@media(min-width:992px){.help-layout{flex-direction:row;align-items:flex-start;gap:56px}.help-toc{display:block;flex:0 0 240px;width:240px;position:sticky;top:100px;max-height:calc(100vh - 130px);overflow-y:auto}}.help-toc__title{margin:0 0 12px;font-family:var(--help-sans);font-size:11px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--article-faint)}.help-toc ol{margin:0;padding:0;list-style:none}.help-toc li{margin:0}.help-toc li.is-sub a{padding-left:24px;font-size:13px;color:var(--article-faint)}.help-toc a{display:block;padding:5px 0 5px 12px;border-left:2px solid var(--article-hairline);font-family:var(--help-sans);font-size:13.5px;line-height:1.4;color:var(--article-muted);text-decoration:none}.help-toc a:hover{border-left-color:var(--article-accent);color:var(--article-ink)}.help-body p,.help-body li{font-family:var(--help-sans);font-size:16.5px;line-height:1.7;color:var(--article-body)}.help-body p{margin:0 0 1.15em}.help-body ul,.help-body ol{margin:0 0 1.4em;padding-left:1.3em}.help-body li{margin-bottom:8px}.help-body li::marker{color:var(--article-accent)}.help-body strong{font-weight:650;color:var(--article-ink)}.help-body a{color:var(--article-ink);text-decoration:underline;text-decoration-color:#de650f73;text-decoration-thickness:1px;text-underline-offset:3px}.help-body a:hover{color:var(--article-accent);text-decoration-color:currentColor}.help-body h2{margin:46px 0 16px;padding-bottom:10px;border-bottom:1px solid var(--article-hairline);font-family:var(--help-sans);font-size:23px;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--article-ink)}.help-body h3{margin:32px 0 12px;font-family:var(--help-sans);font-size:17.5px;font-weight:650;color:var(--article-ink)}.help-body h4{margin:24px 0 10px;font-family:var(--help-sans);font-size:15.5px;font-weight:650;color:var(--article-ink)}.help-body :is(h2,h3,h4){scroll-margin-top:100px}.help-anchor{display:block;position:relative;top:-100px;visibility:hidden}.help-body table{width:100%;margin:0 0 1.6em;border-collapse:collapse;border:1px solid var(--article-hairline);border-radius:8px;overflow:hidden;font-family:var(--help-sans);font-size:15px}.help-body thead th{background:#f3f6f9;font-weight:650;color:var(--article-ink)}.help-body th,.help-body td{padding:11px 14px;text-align:left;vertical-align:top;line-height:1.55;border-bottom:1px solid var(--article-hairline);color:var(--article-body)}.help-body tbody tr:last-child :is(th,td){border-bottom:0}.help-body .help-table-wrap{margin:0 0 1.6em;overflow-x:auto;-webkit-overflow-scrolling:touch}.help-callout{margin:0 0 1.6em;padding:16px 18px;border:1px solid var(--article-hairline);border-left:3px solid var(--article-faint);border-radius:6px;background:#f8fafc}.help-callout>:last-child{margin-bottom:0}.help-callout__title{margin:0 0 8px!important;font-family:var(--help-sans);font-size:13px!important;font-weight:700;letter-spacing:.04em;color:var(--article-ink)}.help-callout p,.help-callout li{font-size:15.5px}.help-callout--tip{border-left-color:#2f9e6e;background:#f2fbf6}.help-callout--info,.help-callout--note{border-left-color:#2f6fa8;background:#f2f8fd}.help-callout--warning,.help-callout--err{border-left-color:var(--article-accent);background:var(--article-cream)}.help-callout--pharma{border-left-color:#7c5bd6;background:#f7f4fe}.help-formula{margin:0 0 1.6em;padding:18px 20px;border:1px solid var(--article-hairline);border-radius:8px;background:#f8fafc}.help-formula__title{margin:0 0 14px!important;font-family:var(--help-sans);font-size:11px!important;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--article-faint)}.help-formula__body{margin:0}.help-formula__row{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;justify-content:space-between;padding:7px 0}.help-formula__row dt{font-family:var(--help-sans);font-size:15.5px;font-weight:650;color:var(--article-ink)}.help-formula__row dd{margin:0;font-family:var(--help-sans);font-size:14.5px;color:var(--article-muted)}.help-formula__op{font-family:var(--help-sans);font-size:17px;font-weight:700;line-height:1;color:var(--article-accent)}.help-definition{margin:0 0 1.6em;padding:16px 18px;border-left:3px solid var(--article-accent);background:var(--article-cream);border-radius:0 6px 6px 0}.help-definition dt{font-family:var(--help-sans);font-size:15px;font-weight:700;color:var(--article-ink)}.help-definition dd{margin:6px 0 0;font-family:var(--help-sans);font-size:15.5px;color:var(--article-body)}.help-definition__formula{font-weight:600;color:var(--article-ink)!important}.help-definition__note{font-size:14.5px!important;color:var(--article-muted)!important}.help-cols{display:grid;gap:20px;margin:0 0 1.6em}@media(min-width:720px){.help-cols{grid-template-columns:1fr 1fr}}.help-col{padding:16px 18px;border:1px solid var(--article-hairline);border-radius:8px;background:#fbfcfd}.help-col>:last-child{margin-bottom:0}.help-gloss{border-bottom:1px dotted var(--article-accent);text-decoration:none;cursor:help}.help-body .article-figure{margin:0 0 1.8em}.help-body .article-figure img{display:block;width:100%;height:auto;border:1px solid var(--article-hairline);border-radius:8px}.help-body .article-figure figcaption{margin-top:10px;font-family:var(--help-sans);font-size:13.5px;line-height:1.5;color:var(--article-muted)}.help-related{margin-top:48px;padding-top:24px;border-top:1px solid var(--article-hairline)}.help-related__title{margin:0 0 14px;font-family:var(--help-sans);font-size:11px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--article-faint)}.help-related ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}.help-related li{margin:0}.help-support{margin-top:40px;padding:20px 22px;border:1px solid var(--article-hairline);border-radius:8px;background:#f8fafc;font-family:var(--help-sans);font-size:15px;line-height:1.6;color:var(--article-muted)}.help-support p{margin:0;font-size:15px}