:root{font-family:"Segoe UI",Arial,sans-serif;color:#202734;background:#f5f6f8;font-synthesis:none;--blue:#4967ed;--line:#e2e6ee}*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}a:focus-visible{outline:3px solid #95aaff;outline-offset:5px}.skip{position:fixed;top:-80px;left:20px;background:white;padding:15px;z-index:9}.skip:focus{top:10px}.guide-header{height:88px;padding:0 max(5%,calc((100% - 1180px)/2));display:flex;align-items:center;gap:45px;background:#ffffffcc;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:26px;font-weight:800;letter-spacing:-1.3px;color:#202734}.brand span{color:var(--blue);margin-left:-10px}.brand:hover{text-decoration:none}.guide-header nav{display:flex;gap:28px;margin-left:auto;font-size:13px;font-weight:650}.guide-header nav a{color:#7b879b}.guide-header nav [aria-current]{color:var(--blue)}.guide-language{display:flex;gap:3px;padding:4px;background:#e9edf3;border-radius:8px}.guide-language a{font-size:11px;padding:6px 9px;color:#8490a3;font-weight:750}.guide-language [aria-current]{background:white;border-radius:5px;color:#202734}.guide-main,.article-main{max-width:1180px;margin:auto;padding:65px 30px 75px}.eyebrow{font-size:11px;letter-spacing:1.8px;text-transform:uppercase;font-weight:750;color:var(--blue);margin-bottom:18px}.guide-hero{padding:15px 0 45px;max-width:820px}.guide-hero h1{font-size:clamp(34px,4.7vw,62px);line-height:1.16;letter-spacing:-2.7px;margin:0 0 25px}.guide-hero p{font-size:17px;line-height:1.85;color:#778398;max-width:690px}.hero-note{font-size:12px;color:#78869c;display:flex;align-items:center;gap:9px;margin-top:24px}.note-dot{width:6px;height:6px;background:var(--blue);border-radius:50%}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.guide-card{display:flex;flex-direction:column;padding:30px;border:1px solid var(--line);border-radius:14px;background:white;color:#202734;transition:transform .15s,border-color .15s}.guide-card:hover{text-decoration:none;border-color:#9daff6;transform:translateY(-3px)}.card-top{display:flex;align-items:center;justify-content:space-between;color:#8c98ad;font-size:11px;margin-bottom:32px}.guide-number{font-size:17px;letter-spacing:-.7px;color:var(--blue);background:#f0f3ff;border-radius:9px;padding:10px 13px;font-weight:700}.guide-card h2{font-size:23px;line-height:1.4;letter-spacing:-.7px;margin:0 0 13px}.guide-card p{font-size:13px;line-height:1.9;color:#7c899d;margin:0 0 24px;flex:1}.card-link{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--blue);font-weight:750;padding-top:18px;border-top:1px solid #edf0f6}.guide-cta{background:#eaf0ff;border:1px solid #dce4ff;border-radius:14px;padding:38px;display:flex;align-items:center;justify-content:space-between;gap:35px;margin-top:36px}.guide-cta h2{font-size:28px;line-height:1.4;letter-spacing:-1px;margin:0}.guide-cta p{font-size:13px;color:#778aa9;line-height:1.9;max-width:500px}.button{display:inline-flex;justify-content:center;align-items:center;gap:15px;background:var(--blue);color:white;padding:15px 22px;border-radius:8px;font-size:13px;font-weight:700;white-space:nowrap}.button:hover{background:#3654da;text-decoration:none}.guide-footer{max-width:1180px;padding:35px 30px;margin:auto;border-top:1px solid var(--line);display:flex;align-items:center;gap:35px}.guide-footer>.brand{font-size:21px}.guide-footer p{font-size:10px;color:#8c96a6;line-height:1.9;flex:1}.guide-footer>span{font-size:10px;color:#8e98a9}.article-main{padding-top:32px}.article-breadcrumb{font-size:11px;display:flex;gap:12px;color:#abb3bf;margin-bottom:40px}.article-breadcrumb a{color:#8391a7}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 230px;gap:65px;align-items:start}.article-header h1{font-size:42px;letter-spacing:-1.8px;line-height:1.24;margin:0 0 22px}.article-header .eyebrow{display:flex;gap:13px;font-size:10px}.article-intro{font-size:16px;line-height:1.95;color:#77869b}.article-meta{font-size:10px;color:#8d99ab;padding:18px 0 26px;border-bottom:1px solid var(--line);line-height:1.9}.article-section{scroll-margin-top:20px;margin-top:34px}.article-section h2,.article-sources h2{font-size:23px;letter-spacing:-.65px;line-height:1.45;margin:0 0 17px}.article-section p{font-size:14px;line-height:2;color:#66748a;margin:0 0 18px}.article-checklist{border:1px solid #d9e4fc;background:#edf3ff;border-radius:10px;padding:22px 25px;margin:24px 0}.article-checklist h3{font-size:13px;color:#526cab;margin:0 0 13px}.article-checklist ul{padding-left:19px;margin:0}.article-checklist li{font-size:12px;color:#6c7f9f;line-height:1.9;padding-left:4px;margin:8px 0}.article-toc{position:sticky;top:30px;border-left:1px solid var(--line);padding-left:24px;margin-top:5px}.article-toc h2{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:#8793a8;margin:0 0 21px}.article-toc>a{display:block;font-size:11px;line-height:1.8;margin-bottom:16px;color:#72829c}.toc-note{border-top:1px solid var(--line);padding-top:21px;margin-top:24px;font-size:10px;color:#99a4b5;line-height:1.9}.article-sources{margin-top:35px;padding-top:28px;border-top:1px solid var(--line);scroll-margin-top:20px}.article-sources p{font-size:12px;color:#8b97a9;line-height:1.9}.article-sources ul{padding-left:17px}.article-sources li{font-size:11px;line-height:1.9;margin:10px 0;overflow-wrap:anywhere}.article-bottom{display:flex;align-items:center;gap:25px;margin-top:30px}.article-bottom>a:last-child{font-size:12px}.related{margin-top:70px;padding-top:35px;border-top:1px solid var(--line)}.related>h2{font-size:27px;letter-spacing:-1px;margin:0 0 25px}.related .guide-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.related .guide-card{padding:22px}.related .guide-card h2{font-size:18px}.related .card-top{margin-bottom:20px}.related .guide-card p{font-size:11px}
@media(max-width:1000px){.article-layout{gap:35px;grid-template-columns:minmax(0,1fr) 195px}.article-header h1{font-size:35px}.article-toc{padding-left:17px}.guide-header{padding:0 30px;gap:25px}.guide-card h2{font-size:21px}.guide-cta{padding:30px}.guide-cta h2{font-size:25px}}
@media(max-width:720px){.guide-header{height:auto;min-height:75px;padding:18px 20px;gap:20px;flex-wrap:wrap}.guide-header .brand{font-size:24px}.guide-header nav{order:3;width:100%;margin-left:0;font-size:12px;gap:25px}.guide-language{margin-left:auto}.guide-main,.article-main{padding:35px 20px 45px}.guide-hero{padding:10px 0 25px}.guide-hero h1{font-size:39px;letter-spacing:-1.8px}.guide-hero p{font-size:14px}.hero-note{font-size:10px;line-height:1.8}.guide-grid,.related .guide-grid{grid-template-columns:1fr;gap:15px}.guide-card{padding:24px}.card-top{margin-bottom:23px}.guide-card h2{font-size:23px}.guide-cta{padding:25px;flex-direction:column;align-items:flex-start;gap:15px}.guide-cta h2{font-size:26px}.guide-cta .button{width:100%}.guide-footer{padding:25px 20px;gap:16px;flex-wrap:wrap}.guide-footer p{flex-basis:65%;font-size:10px}.article-layout{display:flex;flex-direction:column;gap:25px}.article-layout article{min-width:0}.article-toc{position:static;order:-1;display:none}.article-header h1{font-size:34px;letter-spacing:-1.3px}.article-intro{font-size:15px;line-height:1.9}.article-section p{font-size:14px;line-height:1.95}.article-section h2{font-size:22px}.article-checklist{padding:20px}.article-bottom{flex-wrap:wrap;gap:20px}.article-breadcrumb{margin-bottom:27px}.related{margin-top:45px}.related .guide-card h2{font-size:21px}.related .guide-card p{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Knowledge library: grouped topics, readable articles and a no-script mobile TOC. */
.guide-footer>a:not(.brand){font-size:12px;line-height:1.8}
.guide-hero{max-width:860px;padding-bottom:26px}
.guide-hero p{color:#56647a}
.hero-note{font-size:13px;color:#56647a}
.guide-topics{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 30px}
.guide-topics a{display:inline-flex;align-items:center;gap:16px;padding:13px 17px;min-height:46px;border:1px solid var(--line);border-radius:9px;background:white;color:#374761;font-size:14px;font-weight:650}
.guide-topics a:hover{border-color:#9daff6;text-decoration:none;background:#f0f3ff}
.guide-topics span{font-size:12px;color:#4967ed;background:#edf1ff;padding:3px 7px;border-radius:5px}
.help-strip{display:grid;grid-template-columns:230px minmax(0,1fr);gap:30px;align-items:center;border:1px solid #dce4ff;background:#edf2ff;padding:26px 30px;border-radius:14px;margin-bottom:52px}
.help-strip .eyebrow{display:block;margin:0 0 9px;font-size:10px}
.help-strip h2{font-size:23px;line-height:1.35;margin:0;letter-spacing:-.5px}
.help-links{display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.help-links a{padding:9px 0;min-height:40px;font-size:14px;font-weight:650;color:#354fc2}
.guide-group{scroll-margin-top:24px;margin-top:48px}
.group-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:22px}
.group-heading .eyebrow{font-size:10px;margin-bottom:11px}
.group-heading h2{font-size:31px;line-height:1.3;margin:0 0 10px;letter-spacing:-1px}
.group-heading p{font-size:14px;line-height:1.7;color:#56647a;margin:0;max-width:680px}
.group-count{font-size:22px;font-weight:750;color:#4967ed;background:#eaf0ff;padding:13px 18px;border-radius:10px;flex-shrink:0}
.guide-card{padding:27px}
.guide-card p,.related .guide-card p{font-size:14px;line-height:1.8;color:#56647a}
.guide-topic{color:#4b61aa;background:#f0f3ff;padding:7px 10px;border-radius:6px;line-height:1.5}
.card-top{gap:15px;color:#5e6d83;font-size:12px;margin-bottom:24px}
.card-top>span:last-child{white-space:nowrap}
.card-link{font-size:13px}
.guide-cta p{font-size:14px;color:#526681}
.article-intro{color:#4d607a}
.article-section p{font-size:16px;line-height:1.9;color:#3e5069}
.article-section h2{font-size:25px;color:#202734}
.article-meta{font-size:12px;color:#56647a}
.article-checklist li{font-size:15px;color:#435c82;line-height:1.8}
.article-checklist h3{font-size:14px;color:#354f83}
.article-toc h2{color:#4e5c72}
.article-toc>a{font-size:13px;color:#4a5d78;padding:5px 0;margin-bottom:10px}
.toc-note{font-size:12px;color:#5c6d84}
.article-sources p,.article-sources li{font-size:14px;line-height:1.8;color:#52647c}
.article-sources a{overflow-wrap:anywhere}
.mobile-toc{display:none}
.guide-diagram{margin:30px 0;padding:23px;border:1px solid #dce4ff;border-radius:12px;background:#edf2ff}
.guide-diagram figcaption{font-size:15px;font-weight:750;margin-bottom:16px;color:#283d68}
.diagram-items{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.diagram-items>div{background:white;border:1px solid #dfe6f7;border-radius:8px;padding:16px}
.diagram-items b{font-size:14px;line-height:1.5;display:block;color:#324c9e}
.diagram-items p,.diagram-caption{font-size:13px;line-height:1.7;color:#4f6281;margin:8px 0 0}
.diagram-caption{margin-top:16px}
.guide-footer p,.guide-footer>span{font-size:12px;color:#596980}
@media(max-width:1000px){.help-strip{grid-template-columns:200px minmax(0,1fr);gap:20px}.diagram-items{grid-template-columns:1fr}.related .guide-card{padding:20px}.related .card-top{flex-wrap:wrap;gap:8px}.article-header .eyebrow{flex-wrap:wrap;line-height:1.7}}
@media(max-width:720px){.guide-main{padding-top:26px}.guide-hero h1{font-size:38px}.guide-topics{flex-direction:column;gap:9px}.guide-topics a{justify-content:space-between}.help-strip{grid-template-columns:1fr;padding:23px;gap:15px;margin-bottom:34px}.help-links a{min-height:44px;font-size:14px}.group-heading{gap:12px}.group-heading h2{font-size:27px}.group-heading p{font-size:14px}.group-count{padding:10px 14px;font-size:19px}.guide-group{margin-top:37px}.guide-card{padding:23px}.guide-card h2{font-size:22px}.guide-topic{font-size:11px}.card-top{margin-bottom:20px;gap:9px;font-size:11px}.article-layout{display:block}.article-section p{font-size:16px}.article-section h2{font-size:24px}.article-intro{font-size:16px}.article-checklist{padding:20px}.article-checklist li{font-size:14px}.mobile-toc{display:block;border:1px solid var(--line);border-radius:9px;background:white;margin-top:24px;padding:0 17px}.mobile-toc summary{padding:16px 0;font-size:14px;font-weight:700;color:#35476a;cursor:pointer}.mobile-toc nav{padding:0 0 12px;display:flex;flex-direction:column}.mobile-toc a{display:block;font-size:14px;line-height:1.7;padding:10px 0;min-height:44px}.guide-diagram{padding:18px;margin:24px 0}.article-meta{padding-bottom:20px}.related .card-top{flex-wrap:nowrap}.article-bottom .button{white-space:normal;text-align:center}.guide-footer p{flex-basis:100%}}
@media print{body{background:white;color:black}.guide-header,.guide-footer,.article-toc,.mobile-toc,.article-bottom,.related,.skip{display:none!important}.article-main{max-width:none;padding:0}.article-layout{display:block}.article-section p,.article-intro{color:black}.article-header h1{font-size:30px}.article-section h2{break-after:avoid}.guide-diagram,.article-checklist{break-inside:avoid}.article-sources a::after{content:' (' attr(href) ')';font-size:10px}}

/* Shared header for guides, tools and privacy pages. */
.article-quick-answer{margin:26px 0;padding:24px 26px;border:1px solid #d3def8;border-left:4px solid #4967ed;border-radius:12px;background:#edf2ff}.article-quick-answer h2{font-size:19px;line-height:1.4;margin:0 0 12px;color:#2a4378;scroll-margin-top:20px}.article-quick-answer p{font-size:15px;line-height:1.9;color:#435875;margin:0 0 12px}.article-quick-answer>a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:700;line-height:1.6}.article-decision-table{width:100%;table-layout:fixed;border-collapse:collapse;margin:26px 0;background:white;font-size:14px;line-height:1.8}.article-decision-table caption{text-align:left;font-weight:700;color:#2d405f;font-size:16px;padding:0 0 12px}.article-decision-table th,.article-decision-table td{border:1px solid #dce4ef;padding:15px 17px;text-align:left;vertical-align:top;overflow-wrap:anywhere}.article-decision-table thead th{background:#edf2fb;font-size:13px}.article-decision-table th:first-child{width:31%}.article-decision-table tbody th{font-weight:650;color:#344966}.article-decision-table td{color:#526077}.article-section-references{display:flex;flex-direction:column;gap:8px;margin:18px 0 25px}.article-section-references a{display:inline-flex;align-items:center;min-height:44px;font-size:13px;line-height:1.8;overflow-wrap:anywhere}
@media(max-width:760px){.article-quick-answer{padding:20px 18px}.article-quick-answer p{font-size:16px}.article-decision-table{font-size:14px}.article-decision-table th,.article-decision-table td{padding:12px 10px}.article-decision-table th:first-child{width:33%}.article-section-references a{font-size:14px}}
.article-decision-table td>a{display:flex;align-items:center;min-height:44px;margin-top:8px;font-size:13px;font-weight:700;line-height:1.6}
.article-table-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;margin:26px 0;padding-bottom:6px}
.article-table-scroll:focus-visible{outline:3px solid #17664f;outline-offset:3px}
.article-table-scroll .article-decision-table{min-width:620px;margin:0}
.article-table-scroll .article-decision-table th:first-child{width:24%}
.article-table-scroll{container-type:inline-size}
.article-table-scroll .article-decision-table caption>span{display:block;max-inline-size:calc(100cqi - 2px)}
.article-table-hint{display:none}
@media(max-width:760px){.article-table-hint{display:block;font-size:13px;margin:20px 0 8px}.article-table-hint+.article-table-scroll{margin-top:0}}
.article-figure{margin:28px 0;max-width:100%}.article-figure img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:6px}.article-figure figcaption{margin-top:12px;font-size:14px;line-height:1.7;color:var(--muted)}
.guide-reader-tools{margin:18px 0 28px;padding:12px 0;border-block:1px solid var(--line)}.guide-reader-actions{display:flex;flex-wrap:wrap;gap:10px}.guide-reader-actions[hidden]{display:none}.guide-reader-actions button{min-height:44px;border:1px solid var(--line);border-radius:4px;padding:10px 14px;background:#fff;color:var(--accent,#17664f);font:600 14px/1.5 var(--font-sans,system-ui);cursor:pointer}.guide-reader-text>summary{cursor:pointer;min-height:44px;align-content:center;padding:10px 0;font-size:14px;font-weight:600}.guide-reader-text textarea{box-sizing:border-box;width:100%;max-width:100%;min-height:14rem;resize:vertical;padding:12px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--ink);font:14px/1.6 var(--font-sans,system-ui);white-space:pre-wrap;overflow-wrap:anywhere}.guide-reader-text p,.guide-reader-status{font-size:13px;line-height:1.7;color:var(--muted);margin:10px 0 0}.guide-reader-status:empty{display:none}.guide-reader-actions button:focus-visible,.guide-reader-text summary:focus-visible,.guide-reader-text textarea:focus-visible{outline:2px solid var(--focus,#9c5721);outline-offset:3px}
@media(max-width:760px){.guide-reader-text textarea{font-size:16px}}
@media print{.guide-reader-tools{display:none!important}}
@media print{.article-figure{break-inside:avoid}}
.article-faq{margin:44px 0;scroll-margin-top:20px}.article-faq h2{font-size:25px;line-height:1.4}.article-faq details{border-bottom:1px solid #dce4ef;padding:8px 0}.article-faq summary{cursor:pointer;min-height:44px;padding:10px 0;font-size:16px;font-weight:700;line-height:1.65;overflow-wrap:anywhere}.article-faq p{margin:8px 0;color:#526077;font-size:15px;line-height:1.9}.article-faq details>a{display:inline-flex;align-items:center;min-height:44px;margin:4px 0 8px;font-size:14px;line-height:1.6;font-weight:700}.article-faq summary:focus-visible{outline:2px solid #4967ed;outline-offset:4px;border-radius:3px}
@media(max-width:420px){.article-decision-table th:first-child{width:40%}}
@media print{.article-quick-answer{background:white;border-color:#aaa}.article-quick-answer>a,.article-decision-table td>a{display:none}.article-decision-table tr{break-inside:avoid}}
html:has(dialog[open]){overflow:hidden}
.guide-header nav a,.guide-language a{color:#52627b}
@media(max-width:760px){
  .guide-header{height:auto;min-height:0;padding:12px 16px;gap:10px 12px;flex-wrap:wrap}
  .guide-header .brand{font-size:23px;min-width:0;gap:8px}.guide-header .brand img{width:29px;height:29px}
  .guide-header nav{order:3;width:100%;margin-left:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;font-size:12px}
  .guide-header nav a{display:flex;align-items:center;justify-content:center;min-height:44px;padding:7px 4px;border-radius:8px;line-height:1.4;text-align:center}
  .guide-header nav [aria-current]{background:#edf2ff;color:#315bd5}
  .guide-language{margin-left:auto;padding:3px;gap:2px}.guide-language a{display:grid;place-items:center;min-width:38px;min-height:40px;padding:7px 5px;font-size:12px}
  .guide-main,.article-main,.tool-main{min-width:0}.article-breadcrumb{flex-wrap:wrap;line-height:1.7;gap:6px 12px}
  .guide-footer>a:not(.brand),.article-bottom>a,.article-sources a{display:inline-flex;align-items:center;min-height:44px}
  .guide-hero h1{font-size:clamp(29px,8.7vw,38px);letter-spacing:-1.3px;overflow-wrap:anywhere}
  .article-header h1{font-size:clamp(28px,8vw,34px);overflow-wrap:anywhere}
  .article-checklist,.guide-diagram{margin-inline:0}.guide-card{min-width:0}.card-top{flex-wrap:wrap}.related .card-top{flex-wrap:wrap}
}
@media(max-width:360px){.guide-header{padding-inline:12px}.guide-header .brand{font-size:22px}.guide-language a{min-width:34px}.guide-main,.article-main,.tool-main{padding-inline:16px}}