:root{--ink:#111;--ink-2:#444;--ink-3:#6b6b6b;--paper:#fff;--paper-2:#f4f4f4;--rule:#d9d9d9;--rule-strong:#111;--red:#d21f1f;--sans:Helvetica, Arial, "Helvetica Neue", sans-serif;--gutter:16px;--column:220px;--column-gap:48px;--indent:70px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font:17px/1.5 var(--sans);margin:0;overflow-x:hidden}a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--red);text-underline-offset:2px}a:hover,a:focus{color:var(--red)}img{max-width:100%;height:auto;display:block}h1,h2,h3,h4{font-family:var(--sans);letter-spacing:-.01em;margin:0;font-weight:700;line-height:1.15}h1{font-size:30px}h2{border-top:1px solid var(--rule-strong);margin-top:44px;padding-top:14px;font-size:22px}h3{margin-top:28px;font-size:18px}p{margin:0 0 18px}ul,ol{margin:0 0 18px;padding-left:22px}li{margin:0 0 6px}strong{font-weight:700}hr{border:0;border-top:1px solid var(--rule);margin:32px 0}time{white-space:nowrap}figure{margin-left:0;margin-right:0}.skip{background:var(--red);color:#fff;z-index:10;padding:8px 12px;position:absolute;top:0;left:-999px}.skip:focus{left:var(--gutter);color:#fff}.shell{width:100%;max-width:1280px;padding:0 var(--gutter);margin:0 auto}.content{min-width:0}main{padding:24px 0 48px;display:block}.column{border-bottom:4px solid var(--red);padding:18px 0 0}.wordmark{color:var(--ink);text-decoration:none;display:block}.wordmark b{letter-spacing:-.02em;font-size:22px;line-height:1.05;display:block}.wordmark span{color:var(--ink-3);margin-top:6px;font-size:13px;line-height:1.35;display:block}.wordmark:hover,.wordmark:focus{color:var(--ink)}.wordmark:hover b{color:var(--red)}.nav{margin-top:12px}.nav ul{flex-wrap:wrap;gap:0 18px;margin:0;padding:0;list-style:none;display:flex}.nav li{margin:0}.nav a{border-bottom:3px solid #0000;padding:8px 0 10px;font-size:15px;line-height:1.3;text-decoration:none;display:block}.nav a:hover,.nav a:focus{color:var(--red)}.nav a[aria-current=page]{border-bottom-color:var(--red);color:var(--ink)}.column__rule{display:none}.crumbs{color:var(--ink-3);margin:0 0 22px;font-size:14px}.crumbs a{color:var(--ink-3);text-decoration-color:var(--rule)}.crumbs a:hover{color:var(--red)}.crumbs span{color:var(--ink)}.lead{color:var(--ink-2);max-width:34em;margin:18px 0 20px;font-size:20px;line-height:1.4}.meta{color:var(--ink-3);border-bottom:1px solid var(--rule);margin:0 0 26px;padding-bottom:14px;font-size:14px}.meta span+span:before{content:" / ";color:var(--rule-strong)}.side-head{margin:0 0 10px;font-size:15px;font-weight:700}.side-list{max-width:40em;margin:0 0 28px;padding:0;list-style:none}.side-list li{border-top:1px solid var(--rule);margin:0;padding:8px 0;font-size:15px;line-height:1.35}.side-list li:last-child{border-bottom:1px solid var(--rule)}.side-list a{text-decoration:none}.side-list a:hover{color:var(--red);text-decoration:underline}.side-note{color:var(--ink-2);max-width:40em;font-size:14px}.feed-note{color:var(--ink-2);border-top:1px solid var(--rule);margin-top:36px;padding-top:12px;font-size:14px}.also{border-top:1px solid var(--rule-strong);margin-top:44px;padding-top:14px}.rows{margin:0;padding:0;list-style:none}.rows li{border-top:1px solid var(--rule);margin:0;padding:16px 0}.rows li:last-child{border-bottom:1px solid var(--rule)}.rows__date{color:var(--ink-3);margin:0 0 6px;font-size:13px;display:block}.rows__body{min-width:0}.rows h3{margin:0 0 6px;font-size:19px}.rows h3 a{text-decoration:none}.rows h3 a:hover{color:var(--red);text-decoration:underline}.rows p{color:var(--ink-2);max-width:40em;margin:0;font-size:15px}.home-head{padding:4px 0 0}.home-head h1{letter-spacing:-.02em;max-width:14em;font-size:36px;line-height:1.05}.home-figure{margin:0 0 12px}.rubrics{border-top:1px solid var(--rule-strong);margin-top:28px}.rubric{border-bottom:1px solid var(--rule);padding:18px 0 8px}.rubric__num{color:var(--red);letter-spacing:-.03em;margin:0 0 10px;font-size:40px;font-weight:700;line-height:1}.rubric h2{border:0;margin:0 0 10px;padding:0;font-size:22px}.rubric h2 a{text-decoration:none}.rubric h2 a:hover{color:var(--red);text-decoration:underline}.rubric p{color:var(--ink-2);max-width:40em;font-size:15px}.rubric__list{margin:0 0 12px;padding:0;list-style:none}.rubric__list li{border-top:1px solid var(--rule);margin:0;padding:7px 0;font-size:15px;line-height:1.35}.rubric__list a{text-decoration:none}.rubric__list a:hover{color:var(--red);text-decoration:underline}.rubric__more{font-size:15px}.rubric__more a{color:var(--red);text-decoration:none}.rubric__more a:hover{text-decoration:underline}.home-intro{max-width:40em;margin-top:32px}.home-intro__note{color:var(--ink-3);font-size:14px}.latest h2{margin-top:36px}.latest>p{max-width:40em}.article-head h1{max-width:22em}.meta-line{border-top:1px solid var(--rule-strong);border-bottom:1px solid var(--rule);margin:18px 0 22px;padding:12px 0;font-size:14px}.meta-line p{margin:0}.meta-line__rubric{color:var(--red);margin-bottom:4px;font-weight:700}.meta-line__rubric a{color:var(--red);text-decoration:none}.meta-line__rubric a:hover{text-decoration:underline}.meta-line__when{color:var(--ink-3)}.meta-line__when span+span:before{content:" / ";color:var(--rule-strong)}.article-hero{margin:0 0 8px}.prose p,.prose li{max-width:40em}.prose h2{max-width:30em}.prose figure{margin:30px 0}.prose figure img{width:100%}figcaption{color:var(--ink-3);margin-top:8px;font-size:14px;line-height:1.4}.prose ol li,.prose ul li{padding-left:2px}.prose .lead{margin-top:14px}.post{counter-reset:section}.post h2{counter-increment:section;position:relative}.post h2:before{content:counter(section, decimal-leading-zero);color:var(--red);margin-right:.5em}table{border-collapse:collapse;border-top:1px solid var(--rule-strong);width:100%;margin:20px 0 26px;font-size:15px;line-height:1.35}caption{text-align:left;padding:0 0 8px;font-weight:700}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--rule);padding:8px 10px 8px 0}th{border-bottom:1px solid var(--rule-strong);font-weight:700}td:last-child,th:last-child{padding-right:0}@media (width<=699px){table,thead,tbody,tr,th,td{width:100%;display:block}thead{width:1px;height:1px;position:absolute;top:auto;left:-9999px;overflow:hidden}tr{border-top:1px solid var(--rule);padding:8px 0}tr:first-child{border-top:0}td{border:0;padding:3px 0}td:before{content:attr(data-th) ": ";color:var(--ink-2);font-weight:700}td:first-child{font-weight:700}td:first-child:before{content:none}}.faq h3{margin-top:24px}.faq p{margin-bottom:12px}.readnext{border-top:1px solid var(--rule-strong);margin-top:44px;padding-top:14px}.sources{color:var(--ink-2);font-size:14px}.footer{border-top:1px solid var(--rule-strong);color:var(--ink-2);padding:26px 0 40px;font-size:14px}.footer__cols{grid-template-columns:1fr;gap:22px;display:grid}.footer p{max-width:34em;margin:0 0 8px}.footer ul{margin:0;padding:0;list-style:none}.footer li{margin:0 0 6px}.footer a{color:var(--ink-2);text-decoration-color:var(--rule)}.footer a:hover{color:var(--red)}.footer__legal{border-top:1px solid var(--rule);color:var(--ink-3);margin-top:26px;padding-top:12px;font-size:13px}@media (width>=700px){:root{--gutter:24px}h1{font-size:38px}h2{font-size:24px}main{padding:28px 0 56px}.column{justify-content:space-between;align-items:flex-end;gap:32px;display:flex}.wordmark b{font-size:24px}.nav{margin-top:0}.nav a{padding:12px 0 14px}.home-head h1{font-size:48px}.rubrics{grid-template-columns:1fr 1fr 1fr;column-gap:24px;display:grid}.rubric{border-bottom:0;padding-bottom:0}.rubrics:after{content:"";border-top:1px solid var(--rule);grid-column:1/-1;margin-top:12px}.rows li{grid-template-columns:120px minmax(0,1fr);column-gap:24px;display:grid}.rows__date{margin:3px 0 0}.meta-line{grid-template-columns:1fr 2fr;column-gap:24px;display:grid}.meta-line__rubric{margin-bottom:0}.meta-line__when{text-align:right}.footer__cols{grid-template-columns:1fr 1fr 1fr;gap:32px}}@media (width>=1000px){:root{--gutter:32px}h1{font-size:44px}main{padding:40px 0 64px}.shell{grid-template-columns:var(--column) minmax(0, 1fr);column-gap:var(--column-gap);align-items:start;display:grid}.column{border-bottom:0;align-self:start;max-height:100vh;padding:40px 0 24px;display:block;position:sticky;top:0;overflow-y:auto}.wordmark b{font-size:24px}.wordmark span{margin-top:8px}.nav{border-top:1px solid var(--rule-strong);margin-top:28px;padding-top:12px}.nav ul{display:block}.nav a{border-bottom:0;border-left:3px solid #0000;margin-left:-12px;padding:7px 0 7px 9px}.nav a[aria-current=page]{border-left-color:var(--red)}.column__rule{background:var(--red);width:64px;height:6px;margin-top:28px;display:block}.home-head h1{max-width:13em;font-size:60px}.home-head .lead{max-width:36em}.rubrics{column-gap:32px}.article-head h1{font-size:46px}.prose{padding-left:var(--indent)}.post h2{margin-left:calc(-1 * var(--indent));padding-left:var(--indent)}.post h2:before{margin:0;position:absolute;top:14px;left:0}.prose p,.prose li{max-width:38em}.meta-line{grid-template-columns:200px minmax(0,1fr);column-gap:24px}.meta-line__when{text-align:left}.readnext,.also,.faq{padding-left:0}.faq.prose{padding-left:var(--indent)}}@media (width>=1280px){.home-head h1{font-size:66px}}