*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#f8f9f5;color:#17282d;font:17px/1.75 system-ui,-apple-system,"Segoe UI",sans-serif}a{color:#2345c1;text-underline-offset:4px}a:hover{text-decoration-thickness:2px}.wrap{max-width:1140px;margin:auto;padding:0 32px}.masthead{background:#fff;border-bottom:1px solid #d6dfda}.masthead .wrap{display:flex;justify-content:space-between;gap:22px;align-items:center;padding-top:18px;padding-bottom:18px}.brand{font-size:17px;font-weight:750;color:#17282d;text-decoration:none;display:flex;gap:10px;align-items:center}.mark{width:12px;height:12px;background:#304fff}.masthead .back{font-size:13px}a:focus-visible,summary:focus-visible{outline:3px solid #304fff;outline-offset:5px}.hero{padding:50px 0 52px;background:#eef2e9;border-bottom:1px solid #d6dfda}.eyebrow{font-size:11px;font-weight:750;letter-spacing:.13em;text-transform:uppercase;color:#44604b;margin:0 0 17px}h1{font-size:clamp(35px,4.7vw,57px);line-height:1.09;letter-spacing:-.045em;max-width:930px;margin:0 0 24px}.lede{max-width:825px;color:#4a6165;font-size:21px;line-height:1.6}.byline{font-size:13px;color:#526567;margin-top:22px}.layout{display:grid;grid-template-columns:minmax(0,780px) 245px;gap:65px;padding-top:45px;padding-bottom:75px}.article h2{font-size:30px;line-height:1.22;letter-spacing:-.025em;margin:45px 0 18px}.article h3{font-size:20px;line-height:1.3;margin:28px 0 12px}.article p{margin:0 0 20px}.article li{margin:10px 0}.article ul,.article ol{padding-left:24px}.article h2:first-child{margin-top:0}.sidebar{align-self:start;border-left:1px solid #cad6cf;padding-left:24px;position:sticky;top:30px}.sidebar p{font-size:11px;letter-spacing:.1em;font-weight:750;text-transform:uppercase;margin:0 0 12px}.sidebar a{display:block;font-size:14px;line-height:1.6;padding:7px 0}.callout{background:#eef2e9;border-left:3px solid #577b49;padding:23px 25px;margin:28px 0}.callout p:last-child{margin-bottom:0}.formula{font-family:ui-monospace,Consolas,monospace;font-size:15px;padding:19px 22px;background:#17313b;color:#ecf2e8;border-radius:5px;margin:20px 0;overflow-wrap:anywhere}.table-wrap{overflow-x:auto;border:1px solid #cad6cf;border-radius:5px;margin:24px 0;background:#fff}.table-wrap:focus-visible{outline:3px solid #304fff}table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.6;min-width:550px}th,td{padding:14px 17px;border-bottom:1px solid #dce3dc;text-align:left;vertical-align:top}thead{background:#edf2eb}th{font-weight:700}tr:last-child td{border-bottom:0}.caption{font-size:13px;color:#536668}.button{display:inline-block;background:#304fff;color:#fff;padding:13px 22px;border-radius:5px;font-size:15px;font-weight:700;text-decoration:none}.cta{background:#142b34;color:#fff;border-radius:7px;padding:30px;margin-top:40px}.cta h2{margin:0 0 17px;font-size:29px}.cta p{color:#c6d5d7}.cta .button{margin-top:3px}.cta .caption{font-size:13px;margin:17px 0 0;color:#c6d5d7}.checks{list-style:none;padding-left:0!important}.checks li{padding:14px 17px;border:1px solid #d4ded7;background:#fff;margin:9px 0;border-radius:4px}.checks li strong{display:block}.related{padding:46px 0;background:#edf2e9;border-top:1px solid #cad6cf}.related h2{font-size:28px;margin:0}.related .guide-links{max-width:1000px}footer{padding:35px 0;background:#102129;color:#c2d0d2;font-size:13px}footer a{color:#d9e5ea}footer .wrap{display:flex;gap:20px 40px;justify-content:space-between;flex-wrap:wrap}.article code{overflow-wrap:anywhere;font-size:.9em}.source{font-size:13px;color:#526567}@media(max-width:950px){.layout{gap:30px;grid-template-columns:minmax(0,1fr) 205px}}@media(max-width:760px){.layout{grid-template-columns:1fr;padding-top:25px;gap:25px}.sidebar{order:-1;position:static;border-left:0;border-bottom:1px solid #cad6cf;padding:0 0 20px}.sidebar a{display:inline-block;margin-right:18px;font-size:13px;padding:6px 0}.sidebar p{margin-bottom:5px}.hero{padding-top:30px;padding-bottom:32px}.wrap{padding:0 22px}.lede{font-size:18px}.article h2{font-size:27px;margin-top:36px}.article{font-size:16px}.masthead .wrap{align-items:flex-start;gap:15px}.masthead .back{max-width:150px;text-align:right;font-size:12px}.brand{font-size:15px}.cta{padding:24px}.table-wrap{max-width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.masthead,.sidebar,.related,.cta,footer{display:none}.layout{display:block}.hero{background:#fff}body{background:#fff;color:#000}.table-wrap{overflow:visible}table{min-width:0}.formula{background:#eee;color:#000}}
/* 2026-09-14 findability pages: FAQ, glossary and price blocks inside articles */
.article details{border-bottom:1px solid #d4ded7}.article summary{cursor:pointer;font-weight:700;padding:15px 0;list-style:none;display:flex;justify-content:space-between;gap:20px;font-size:17px}.article summary::-webkit-details-marker{display:none}.article summary::after{content:"+";color:#2544d2;font-weight:400;font-size:22px;line-height:1;flex-shrink:0}.article details[open] summary::after{content:"\2013"}.article details .a{padding:0 0 18px;color:#4a6165}.article details .a p:last-child{margin-bottom:0}.article dl{margin:0}.article dt{font-weight:750;font-size:19px;margin:30px 0 6px;scroll-margin-top:100px;letter-spacing:-.01em}.article dd{margin:0 0 6px}.article dd .formula{margin:10px 0}.pricebox{border:1px solid #c7d1d2;background:#fff;border-radius:6px;padding:22px 24px;margin:24px 0}.pricebox strong{font-size:26px;display:block;letter-spacing:-.02em;margin-bottom:6px}.pricebox p{margin:0 0 8px}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#44604b;font-weight:750;display:block;margin-bottom:4px}.article .checks.compact li{padding:10px 14px;margin:6px 0}.article table td strong{white-space:nowrap}

/* 2026-09-14: let the article shrink inside the grid so wide tables scroll in .table-wrap instead of widening the page on phones */
.article{min-width:0}.layout>*{min-width:0}