:root{--paper:#fff;--canvas:#f7fafb;--ink:#27363b;--muted:#5a747d;--line:#d6e3e7;--night:#15313f;--brand:#f7521f;--teal:#2b6970}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:137px}body{margin:0;background:var(--canvas);color:var(--ink);font:16px/1.8 Arial,Helvetica,sans-serif;letter-spacing:0}a{color:#286b75;text-underline-offset:3px}a:hover{color:#bc421a}a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #d96b43;outline-offset:4px}.skip-copy{position:absolute;top:-100px;left:12px;z-index:80;background:white;color:#15313f;padding:9px 14px}.skip-copy:focus{top:10px}.brandbar{position:sticky;top:0;z-index:40;background:var(--night);color:#f5fbfd}.brandbar-inner{width:min(1200px,calc(100% - 40px));min-height:74px;margin:auto;display:flex;align-items:center;gap:26px}.brand-home{display:flex;align-items:center;flex:0 1 178px;min-width:0}.brand-home img{display:block;width:166px;max-width:100%;height:auto}.brandnav{display:flex;align-items:center;gap:24px;margin-right:auto}.brandnav a{font-size:13px;font-weight:700;text-decoration:none;color:#c9e0e7;white-space:nowrap}.access-buttons{display:flex;gap:9px;align-items:stretch;min-width:0}.access-buttons a{display:flex;align-items:center;justify-content:center;min-height:42px;padding:10px 20px;border-radius:3px;font-size:13px;line-height:1.3;font-weight:700;text-decoration:none;white-space:nowrap}.register-link{background:var(--brand);color:#fff}.register-link:hover{background:#dc4216;color:#fff}.login-link{background:#285363;border:1px solid #507b8b;color:#f1fafc}.login-link:hover{background:#386b7c;color:#fff}.access-header{margin-left:auto;flex-shrink:0}.language-band{background:#fff;color:var(--ink);border-bottom:1px solid #d4e3e7}.language-inner{width:min(1200px,calc(100% - 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40px));margin:auto;padding:28px 0}.end-top{display:flex;align-items:center;justify-content:space-between;gap:25px}.end-brand{font-size:20px;font-weight:800;text-decoration:none;color:#467681}.end-links{display:flex;gap:22px;align-items:center;flex-wrap:wrap}.end-links a{font-size:12px;text-decoration:none;color:#608791}.end-languages{display:flex;gap:22px;flex-wrap:wrap;padding-top:18px;margin-top:21px;border-top:1px solid #c9dfe5}.end-languages a{font-size:11px;color:#70949d;text-decoration:none}.end-languages a[aria-current]{color:#b74e2b;font-weight:700}.end-responsibility{font-size:11px;line-height:1.8;color:#7b99a2;margin:18px 0 0}.end-responsibility strong{font-size:14px;font-weight:800;color:#497a85;margin-right:13px}.gtm-slot{display:none;visibility:hidden}
@media(max-width:1050px){.brandbar-inner{gap:18px}.brandnav{gap:16px}.brand-home{flex-basis:160px}.brand-home img{width:150px}.access-buttons a{padding-inline:14px}.body-layout{grid-template-columns:155px minmax(0,1fr);gap:31px}}
@media(max-width:900px){html{scroll-padding-top:134px}.brandbar-inner{width:calc(100% - 28px);min-height:64px;gap:10px}.brand-home{flex:0 1 130px}.brand-home img{width:128px}.brandnav{display:none}.access-header{gap:7px}.access-header a{font-size:11px;min-height:37px;padding:8px 10px}.language-inner{width:calc(100% - 28px);gap:20px}.language-options{gap:19px}.language-options a{font-size:10px}.compact-menu{display:block;position:relative;flex-shrink:0}.compact-menu>summary{display:flex;align-items:center;gap:10px;list-style:none;cursor:pointer;min-height:37px;font-size:11px;font-weight:700;color:#62848f}.compact-menu>summary::-webkit-details-marker{display:none}.compact-menu>summary:after{content:'+';font-size:16px;line-height:1}.compact-menu[open]>summary:after{content:'−'}.compact-menu nav{position:absolute;left:0;top:37px;width:min(360px,calc(100vw - 44px));max-height:65vh;overflow-y:auto;background:#fff;border:1px solid #cddfe5;box-shadow:0 8px 18px #21424c19;padding:13px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 16px}.compact-menu nav a{font-size:12px;padding:7px 0;color:#608792;text-decoration:none;overflow-wrap:anywhere}.welcome-copy{width:min(760px,calc(100% - 32px));padding:26px 0 23px}.welcome-copy h1{font-size:33px}.welcome-copy p{font-size:16px}.body-layout{display:block;width:min(760px,calc(100% - 32px));margin-top:26px}.chapter-nav{display:none}.article-section h2{font-size:25px}.end-content{width:calc(100% - 32px)}.end-top{display:block}.end-links{margin-top:17px;gap:10px 20px}}
@media(max-width:480px){.brand-home{flex-basis:115px}.brand-home img{width:115px}.access-header a{font-size:10px;min-height:35px;padding:8px}.welcome-copy{padding:23px 0 21px}.welcome-copy h1{font-size:29px;margin-bottom:14px}.welcome-copy p{font-size:15px}.access-promotion{padding:13px 16px 16px;gap:10px}.access-promotion a{flex:1 1 0;min-width:0;font-size:13px;padding-inline:7px;min-height:43px}.article-section{margin-bottom:22px}.article-section h2{font-size:24px}.article-section h3{font-size:19px}.article-section p,.article-section li{font-size:15px}.answer-fold summary h3{font-size:16px}.payments-scroll{margin:21px 0 25px}th,td{padding:11px 13px}.end-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.end-links a{overflow-wrap:anywhere}.end-languages{gap:9px 18px}.end-band{margin-top:33px}}
@media(max-width:359px){.brandbar-inner{gap:7px}.brand-home{flex-basis:88px}.brand-home img{width:88px}.access-header{gap:5px}.access-header a{padding-inline:6px}.language-inner{gap:16px}.language-options{gap:16px}.welcome-copy h1{font-size:27px}.article-section h2{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.brandbar,.promotion-band,.chapter-nav,.end-band{display:none}body{background:white;color:black}.welcome-copy,.body-layout{display:block;width:100%;margin:0}.payments-scroll{overflow:visible}.payments-wide table{min-width:0}.answer-fold>p{display:block}}