.resource-page{padding-top:46px}.resource-document{overflow-wrap:anywhere;font-size:16px;line-height:1.85}.resource-document h1{letter-spacing:-.025em;margin-block:12px 20px;font-size:26px;line-height:1.4}.resource-document h2{margin-bottom:18px;font-size:19px;line-height:1.5}.resource-document h3{margin-block:28px 12px;font-size:16px}.resource-document p{margin-block:12px 18px}.resource-document .eyebrow,.resource-document .time{color:var(--muted);font-size:12px;line-height:1.6}.resource-document header .lead{color:var(--secondary)}.resource-document nav{border-block:1px solid var(--line);flex-wrap:wrap;gap:8px 20px;margin-top:24px;padding-block:20px;font-size:13px;display:flex}.resource-document section{margin-top:48px;scroll-margin-top:24px}.resource-document :is(.note,.example,.practice){border-left:2px solid var(--underline);background:var(--code);margin-block:24px;padding:20px}.resource-document :is(.note,.example,.practice)>:first-child{margin-top:0}.resource-document :is(.note,.example,.practice)>:last-child{margin-bottom:0}.resource-document .source,.resource-document .legend{color:var(--secondary);font-size:13px;line-height:1.75}.resource-document table{border-collapse:collapse;width:100%;margin-block:24px;font-size:14px;line-height:1.7}.resource-document caption{text-align:left;color:var(--heading);margin-bottom:12px;font-weight:600}.resource-document th,.resource-document td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:12px 10px}.resource-document th{color:var(--heading);font-weight:600}.resource-document td:first-child{font-weight:600}.resource-document :is(ul,ol){padding-left:24px}.resource-document li{margin-block:10px}.resource-document .chain{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-block:24px;display:grid}.resource-document .chain>div{border-top:1px solid var(--underline);padding:16px 0}.resource-document .chain small{color:var(--muted);margin-bottom:8px;font-size:12px;display:block}.resource-document .chain b{font-weight:600;line-height:1.6;display:block}.resource-document .tree{border:1px solid var(--line);margin-block:24px;padding:24px}.resource-document .node{border:1px solid var(--underline);text-align:center;padding:18px;line-height:1.65}.resource-document .node strong{color:var(--heading);margin-top:8px;font-size:20px;display:block}.resource-document .branches{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding-top:24px;display:grid;position:relative}.resource-document .branches:before{content:"";border-left:1px solid var(--underline);height:24px;position:absolute;top:0;left:50%}.resource-document .math{text-align:center;font-size:14px}.resource-document .influence{border:1px dashed var(--underline);margin-top:24px;padding:18px}.resource-document .influence p:last-child{margin-bottom:0}.resource-document .formula{border:1px solid var(--line);margin-block:20px;padding:18px}.resource-document details{border-block:1px solid var(--line);margin-block:18px;padding:16px 0}.resource-document summary{cursor:pointer;color:var(--heading);font-weight:600;line-height:1.65}.resource-document details[open]>summary{margin-bottom:16px}.resource-document fieldset{border:1px solid var(--line);min-width:0;margin:24px 0;padding:20px}.resource-document legend{padding-inline:6px;font-weight:600;line-height:1.7}.resource-document label.choice{cursor:pointer;align-items:flex-start;gap:12px;padding-block:10px;font-size:15px;line-height:1.75;display:flex}.resource-document input[type=radio]{accent-color:var(--heading);flex:none;margin:7px 0 0}.resource-document button{font:inherit;border:1px solid var(--underline);color:var(--paper);background:var(--heading);cursor:pointer;border-radius:3px;padding:10px 16px;font-size:14px}.resource-document button.secondary{color:var(--ink);background:0 0}.resource-document .actions{flex-wrap:wrap;gap:12px;margin-block:22px;display:flex}.resource-document .worksheet label{margin-top:26px;font-weight:600;display:block}.resource-document textarea{font:inherit;border:1px solid var(--underline);resize:vertical;background:var(--paper);width:100%;min-height:140px;color:var(--ink);border-radius:3px;padding:12px;line-height:1.6}.resource-document .feedback{margin-top:12px;font-size:14px;display:block}.resource-document .feedback.correct{color:var(--heading)}.resource-document .feedback.review{border-left:2px solid var(--underline);padding-left:12px}.resource-document .print-note,.resource-document .js-only{display:none}.resource-document.resource-interactive .js-only{display:inline-block}.resource-document footer{border-top:1px solid var(--line);color:var(--muted);margin-top:48px;padding-top:20px;font-size:12px}@media (width<=600px){.resource-document h1{font-size:23px}.resource-document .chain,.resource-document .branches{grid-template-columns:1fr}.resource-document :is(.note,.example,.practice,.tree,fieldset){padding:16px}.resource-document table,.resource-document tbody,.resource-document tr,.resource-document td{display:block}.resource-document thead{display:none}.resource-document tr{border-bottom:1px solid var(--line);margin-block:12px;padding-block:8px}.resource-document td{border:0;padding:8px 0;font-weight:400}.resource-document td:before{content:attr(data-label);color:var(--muted);font-size:12px;font-weight:600;display:block}.resource-document .branches:before{left:20px}.resource-document .node{text-align:left}}@media print{@page{size:A4;margin:17mm}:root,:root[data-theme=light]{--ink:#303030;--heading:#242424;--muted:#555;--secondary:#444;--line:#ccc;--paper:#fff;--underline:#777;--code:#f6f6f6;color-scheme:light}html,body{color:#303030;background:#fff!important}.site-header,.site-footer,.skip-link,.resource-back,.resource-document nav,.resource-document .actions,.resource-document .js-only{display:none!important}.resource-page{width:100%;padding:0}.resource-document{font-size:10.5pt;line-height:1.45}.resource-document h1{font-size:22pt}.resource-document h2{font-size:16pt}.resource-document h3{font-size:12pt}.resource-document h2,.resource-document h3,.resource-document summary,.resource-document legend{break-after:avoid}.resource-document section{margin-top:24px}.resource-document :is(.note,.example,.practice,.tree,fieldset,tr){break-inside:avoid}.resource-document .chain{display:block}.resource-document .chain>div{margin-bottom:12px}.resource-document table{display:table}.resource-document thead{display:table-header-group}.resource-document tbody{display:table-row-group}.resource-document tr{display:table-row}.resource-document th,.resource-document td{padding:8px;font-size:10pt;display:table-cell}.resource-document td:before{display:none}.resource-document details{border:0;padding:0}.resource-document details::details-content{content-visibility:visible;display:block}.resource-document.resource-interactive .worksheet textarea{display:none}.resource-document.resource-interactive .print-note{white-space:pre-wrap;border-bottom:1px solid #aaa;padding-block:8px;display:block}.resource-document .source,.resource-document .legend{font-size:9pt}.resource-document .node strong{font-size:13pt}.resource-document a{color:inherit}}
