:root{color-scheme:light;--ink:#18263d;--muted:#5d6c80;--blue:#2455b9;--line:#dce4ef;--soft:#f4f7fb;--teal:#16796c;--white:#fff;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-padding-top:28px}body{margin:0;color:var(--ink);background:#fbfcfe;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #6197ee;outline-offset:5px}[hidden]{display:none!important}svg{display:block;width:24px;height:24px;flex:0 0 auto}img{max-width:100%;display:block}.container{width:min(1120px,calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;top:12px;left:16px;padding:12px 18px;z-index:3;background:white;border:1px solid var(--blue);border-radius:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}
.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid #e9eef6}.header-inner{min-height:94px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);line-height:1.35}.brand:hover{text-decoration:none}.brand>span{display:grid;gap:2px}.brand strong{font-size:18px;letter-spacing:-.5px}.brand span span{font-size:12px;color:var(--muted);font-weight:500}.brand img{border-radius:12px}.header-support{font-size:13px;font-weight:600;display:flex;align-items:center;gap:16px;color:var(--ink)}.header-support span{font-size:18px;color:var(--blue)}
.hero{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,1fr);gap:64px;align-items:center;padding:70px 0 50px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:1.5px;color:var(--teal);display:flex;align-items:center;gap:8px;line-height:1.5}.hero .eyebrow>span{width:6px;height:6px;background:var(--teal);border-radius:50%}h1,h2,h3{line-height:1.25;letter-spacing:-.025em}.hero h1{font-size:clamp(34px,4.1vw,50px);font-weight:700;margin:19px 0 19px;letter-spacing:-1.8px;line-height:1.13}.hero h1 span{color:var(--blue)}.hero-copy>p{font-size:16px;color:var(--muted);max-width:530px;margin:0}.search-wrap{margin-top:30px}.search-wrap label{display:block;font-size:13px;font-weight:650;margin-bottom:10px}.search-box{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid #cfdaeb;border-radius:13px;padding:0 15px;box-shadow:0 8px 24px rgba(33,57,91,.035);min-height:60px}.search-box:focus-within{border-color:#6197ee;box-shadow:0 0 0 3px #e5eeff}.search-box>svg{width:21px;height:21px;color:var(--blue)}.search-box input{width:100%;min-width:0;border:0;outline:none!important;background:none;color:var(--ink);font-size:13px;padding:18px 0}.search-box input::placeholder{color:#6d7b8f}.search-box input::-webkit-search-cancel-button{display:none}.search-box button{border:0;background:var(--soft);width:30px;height:30px;flex:0 0 30px;color:var(--muted);border-radius:7px;font-size:23px;line-height:1;padding:0}.search-note{font-size:10px;color:var(--muted);margin:9px 0 0}.noscript-note{margin-top:22px!important;font-size:14px!important}
.start-card{position:relative;border-radius:22px;background:linear-gradient(140deg,#eef5ff 0%,#f1f7f7 100%);border:1px solid #dae6f3;padding:29px 30px}.start-icon{width:42px;height:42px;border-radius:13px;border:1px solid #d5e1f0;background:white;color:var(--blue);display:grid;place-items:center;margin-bottom:19px}.start-card .eyebrow{color:#586c85;font-size:9px;letter-spacing:1.3px}.start-card h2{font-size:24px;margin:10px 0 11px;letter-spacing:-.7px}.start-card p{font-size:12px;color:#566a80;margin:0;line-height:1.7}.start-card ol{padding:0;margin:20px 0;list-style:none;display:grid;gap:11px}.start-card li{display:flex;align-items:center;gap:10px;font-size:11px;color:#3f526b}.start-card li span{font-size:9px;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#fff;border:1px solid #d9e3ef;color:var(--blue);font-weight:700}.start-card>a{font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:space-between;border-top:1px solid #d3e0ef;padding-top:18px}.start-card>a span{font-size:18px}
.category-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-bottom:66px}.category-link{display:flex;align-items:center;gap:11px;min-height:74px;padding:15px 14px;background:#fff;border:1px solid var(--line);border-radius:13px;color:var(--ink);font-size:11px;font-weight:650;line-height:1.45;transition:border-color .16s,background .16s,transform .16s}.category-link:hover{background:#f3f7ff;border-color:#aac3eb;transform:translateY(-2px);text-decoration:none}.category-link[aria-current=true]{background:#edf4ff;border-color:#789fdc;color:var(--blue)}.category-icon{display:grid;place-items:center;width:35px;height:35px;flex:0 0 35px;border-radius:10px;background:#f0f5fc;color:var(--blue)}.category-icon svg{width:20px;height:20px}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px}.section-heading h2{margin:9px 0 0;font-size:28px;font-weight:650;letter-spacing:-.8px}.search-status{font-size:12px;color:var(--muted);margin:14px 0 33px;min-height:20px}.reset-filter{font-size:12px;font-weight:650;white-space:nowrap;border:0;background:none;padding:8px 0;color:var(--blue)}.reset-filter span{padding-left:8px}.category-section{margin:0 0 38px;scroll-margin-top:28px}.category-heading{display:flex;align-items:center;gap:12px;margin:0 0 17px}.category-heading h2{font-size:16px;margin:0 0 3px;font-weight:650;letter-spacing:-.3px}.category-heading p{font-size:11px;margin:0;color:var(--muted)}.category-heading .category-icon{width:36px;height:36px;background:#eef3fa}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.article-card{display:flex;flex-direction:column;align-items:flex-start;background:white;border:1px solid var(--line);border-radius:16px;padding:22px;min-height:235px;color:var(--ink);transition:border-color .16s,box-shadow .16s,transform .16s;overflow-wrap:anywhere}.article-card:hover{text-decoration:none;border-color:#a3bce5;box-shadow:0 10px 26px rgba(35,69,111,.06);transform:translateY(-3px)}.article-card-top{width:100%;display:flex;align-items:center;justify-content:space-between;font-size:9px;letter-spacing:1px;text-transform:uppercase;color:#6b7c90;font-weight:650}.article-card-top span{font-size:17px;line-height:1}.article-card h3{font-size:16px;font-weight:650;line-height:1.38;margin:18px 0 10px;letter-spacing:-.3px}.article-card p{font-size:12px;color:var(--muted);line-height:1.7;margin:0 0 22px}.article-card-bottom{margin-top:auto;display:flex;align-items:center;gap:16px;font-size:11px;font-weight:650;color:var(--blue)}.article-card-bottom span{font-size:17px}.empty-state{padding:35px;border:1px dashed #c6d4e8;border-radius:16px;background:#f6f9fe;margin:20px 0 45px}.empty-state h3{font-size:19px;margin:0 0 10px}.empty-state p{font-size:14px;color:var(--muted);max-width:650px}.empty-state a{font-size:13px;font-weight:650}
.support-band{display:flex;align-items:center;gap:22px;padding:29px 32px;margin:56px 0 64px;border:1px solid #dce5ef;background:linear-gradient(110deg,#edf3fc,#f1f7f7);border-radius:18px}.support-symbol{display:grid;place-items:center;flex:0 0 48px;width:48px;height:48px;background:#fff;border:1px solid #dae4ef;border-radius:14px;color:var(--blue)}.support-band h2{font-size:19px;margin:0 0 7px;letter-spacing:-.4px}.support-band p{font-size:12px;margin:0;max-width:590px;color:var(--muted);line-height:1.65}.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;font-size:12px;font-weight:650;min-height:45px;padding:12px 18px;border-radius:11px;white-space:nowrap}.button:hover{text-decoration:none;background:#f8faff}.button-light{background:#fff;color:var(--blue);border:1px solid #c9d8eb}.support-band .button{margin-left:auto}
.site-footer{border-top:1px solid #e2e8f2;background:#fff}.footer-inner{padding:30px 0 34px;display:flex;justify-content:space-between;gap:30px}.footer-inner strong{font-size:14px;letter-spacing:-.3px}.footer-inner p{margin:4px 0 0;font-size:11px;color:var(--muted)}.footer-inner nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.footer-inner a{font-size:10px;color:var(--muted)}
.article-shell{padding-bottom:65px}.breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:32px 0;color:#8090a4;font-size:11px}.breadcrumb a{color:#607289}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 240px;gap:65px;align-items:start}.article-body{min-width:0;background:#fff;border:1px solid #e0e7f1;border-radius:20px;padding:37px 40px;overflow-wrap:anywhere}.article-header{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:30px}.article-tag{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:650;color:var(--teal);background:#eef7f5;border-radius:8px;padding:7px 10px}.article-tag svg{width:15px;height:15px}.article-header h1{font-size:35px;line-height:1.18;letter-spacing:-1px;margin:20px 0 18px}.article-intro{font-size:15px;line-height:1.8;color:var(--muted);margin:0}.article-meta{font-size:10px;color:#64758a;display:flex;flex-wrap:wrap;gap:8px 17px;margin-top:24px}.article-meta span+span:before{content:'·';margin-right:17px}.article-section{margin-top:34px;scroll-margin-top:28px}.article-section h2{font-size:22px;letter-spacing:-.5px;line-height:1.35;margin:0 0 16px}.article-section p,.article-section li{font-size:14px;color:#42556e;line-height:1.85}.article-section p{margin:12px 0}.article-section ul,.article-section ol{padding-left:21px;margin:13px 0}.article-section li{padding-left:4px;margin-bottom:12px}.article-section li::marker{color:var(--blue);font-weight:650}.article-steps{padding-left:27px!important}.article-steps li{padding-left:7px;padding-bottom:12px;border-bottom:1px solid #edf1f7}.article-steps li:last-child{border-bottom:0}.references{margin-top:37px;padding:22px;background:#f4f7fc;border:1px solid #e2e9f3;border-radius:13px}.references h2{font-size:15px;margin:0 0 10px}.references p{font-size:12px;color:var(--muted);margin:0 0 12px;line-height:1.7}.references ul{margin:0;padding-left:17px}.references li{font-size:12px;margin:9px 0;line-height:1.7}.references a{text-decoration:underline;text-underline-offset:3px}.back-link{display:inline-block;margin-top:28px;font-size:12px;font-weight:600}.article-sidebar{position:sticky;top:30px;padding-top:9px}.article-sidebar nav{border-left:1px solid #d7e0ee;padding-left:20px;display:grid;gap:17px}.article-sidebar nav .eyebrow{font-size:9px;margin-bottom:2px;color:#60728a}.article-sidebar nav>a{font-size:12px;line-height:1.6;color:#5b6d83}.article-sidebar nav>a:hover{color:var(--blue)}.sidebar-note{margin-top:30px;background:#eef4fd;border:1px solid #dbe6f6;padding:20px;border-radius:15px}.sidebar-note h2{font-size:17px;line-height:1.35;margin:15px 0 10px;letter-spacing:-.4px}.sidebar-note p{font-size:12px;color:var(--muted);margin:0 0 15px}.sidebar-note a{font-size:11px;font-weight:650}.sidebar-note .category-icon{background:#fff}.mobile-toc{display:none}.related-articles{margin-top:52px}.related-articles .section-heading{margin-bottom:24px}.related-articles .article-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(min-width:1000px){.category-section .article-grid:has(>.article-card:nth-child(2):last-child){grid-template-columns:repeat(2,minmax(0,1fr))}.category-section .article-grid:has(>.article-card:only-child){grid-template-columns:minmax(0,1fr)}.category-section .article-grid:has(>.article-card:only-child) .article-card{min-height:185px}}
@media(max-width:980px){.hero{gap:32px;padding-top:50px}.hero h1{font-size:38px}.start-card{padding:24px}.category-nav{gap:8px}.category-link{flex-direction:column;align-items:flex-start;font-size:10px;gap:8px;min-height:95px}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.support-band{flex-wrap:wrap}.support-band .button{margin-left:70px}.article-layout{grid-template-columns:minmax(0,1fr) 200px;gap:27px}.article-body{padding:30px}.article-header h1{font-size:29px}.footer-inner nav{gap:14px}}
@media(max-width:720px){.container{width:calc(100% - 36px)}.header-inner{min-height:82px}.brand img{width:36px;height:36px}.brand strong{font-size:16px}.brand span span{font-size:10px}.header-support{font-size:11px;gap:7px}.hero{grid-template-columns:1fr;padding:36px 0 27px;gap:25px}.hero h1{font-size:36px;letter-spacing:-1.25px;margin-top:16px}.hero-copy>p{font-size:14px;line-height:1.8;max-width:100%}.eyebrow{font-size:9px;letter-spacing:1.1px}.search-wrap{margin-top:24px}.search-box{min-height:56px;gap:10px;padding-inline:13px}.search-box input{font-size:12px;padding-block:16px}.search-note{font-size:10px;line-height:1.6}.start-card{padding:22px;border-radius:17px;display:grid;grid-template-columns:1fr 36px;column-gap:15px}.start-icon{grid-column:2;grid-row:1/3;width:36px;height:36px;margin:0}.start-card>.eyebrow{grid-row:1;grid-column:1}.start-card h2{grid-row:2;grid-column:1;margin:8px 0 11px;font-size:21px}.start-card h2 br{display:none}.start-card p,.start-card ol,.start-card>a{grid-column:1/-1}.start-card ol{gap:8px;margin:15px 0}.start-card li{font-size:11px}.start-card>a{padding-top:13px}.category-nav{grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:38px;gap:9px}.category-link{flex-direction:row;align-items:center;min-height:64px;font-size:11px;padding:11px;gap:9px}.category-link:last-child{grid-column:1/-1}.category-icon{width:30px;height:30px;flex-basis:30px;border-radius:9px}.category-icon svg{width:19px;height:19px}.section-heading{align-items:flex-start;flex-direction:column;gap:10px}.section-heading h2{font-size:24px;letter-spacing:-.6px}.search-status{margin:12px 0 26px}.category-section{margin-bottom:29px}.category-heading h2{font-size:15px}.category-heading p{font-size:11px;line-height:1.5}.article-grid,.related-articles .article-grid{grid-template-columns:1fr;gap:12px}.article-card{padding:20px;min-height:0;border-radius:13px}.article-card h3{font-size:17px;margin:14px 0 10px}.article-card p{font-size:12px;margin-bottom:18px}.article-card-bottom{font-size:11px}.support-band{padding:22px;gap:16px;margin:35px 0 40px;align-items:flex-start}.support-symbol{width:39px;height:39px;flex-basis:39px;border-radius:11px}.support-band>div:nth-child(2){flex:1;min-width:0}.support-band h2{font-size:17px}.support-band p{font-size:12px}.support-band .button{width:100%;margin:0}.footer-inner{flex-direction:column;gap:18px;padding-block:26px}.footer-inner nav{gap:13px 18px}.footer-inner a{font-size:10px}.breadcrumb{padding:24px 0;font-size:10px}.article-layout{grid-template-columns:1fr;gap:0}.article-body{padding:23px 20px;border-radius:16px}.article-header h1{font-size:28px;line-height:1.23;letter-spacing:-.8px;margin:18px 0 16px}.article-intro{font-size:13px;line-height:1.85}.article-meta{font-size:9px;gap:7px;margin-top:19px}.article-meta span+span:before{margin-right:7px}.article-sidebar{display:none}.mobile-toc{display:block;border:1px solid var(--line);border-radius:11px;margin-bottom:30px;background:#f8fafd}.mobile-toc summary{cursor:pointer;font-size:12px;font-weight:650;padding:13px 15px}.mobile-toc nav{display:grid;gap:13px;padding:0 15px 17px}.mobile-toc a{font-size:12px;line-height:1.5}.article-section{margin-top:29px}.article-section h2{font-size:20px;line-height:1.35}.article-section p,.article-section li{font-size:13px;line-height:1.85}.references{padding:17px;margin-top:28px}.references h2{font-size:14px}.references p,.references li{font-size:11px}.related-articles{margin-top:34px}.article-shell{padding-bottom:40px}.empty-state{padding:23px}.empty-state p{font-size:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.article-section p,.article-section li,.article-intro{font-size:16px}.article-card p{font-size:14px}.references p,.references li,.references a,.mobile-toc a,.article-sidebar nav>a,.back-link{font-size:14px}