:root{--fn-ink:#172b4d;--fn-muted:#455b75;--fn-blue:#175cd3;--fn-pale:#eff6ff;--fn-line:#c6d7ed;--fn-white:#fff;--fn-width:1160px;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--fn-ink);background:var(--fn-white);font-size:17px;line-height:1.65}
*{box-sizing:border-box}body{margin:0}a{color:var(--fn-blue);text-underline-offset:.2em}a:hover{text-decoration-thickness:2px}a,summary{touch-action:manipulation}a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #ad4600;outline-offset:5px;border-radius:3px}p{margin:.75rem 0 1.25rem}h1,h2,h3{line-height:1.16;letter-spacing:-.035em;text-wrap:balance}h1{font-size:clamp(2rem,4.2vw,3.65rem);font-weight:720;margin:.9rem 0 1.4rem;max-width:21ch}h2{font-size:clamp(1.5rem,2.5vw,2.1rem);margin:0 0 1.1rem}h3{font-size:1.2rem}.fn-wrap{max-width:var(--fn-width);padding:0 28px;margin:auto}.fn-header{border-bottom:1px solid var(--fn-line)}.fn-bar{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:106px}.fn-brand{display:flex;align-items:center;gap:12px;color:var(--fn-ink);line-height:1.2;text-decoration:none;min-height:48px;flex-shrink:0}.fn-brand strong{font-size:1.25rem;letter-spacing:-.025em;white-space:nowrap}.fn-mark{width:48px;height:48px;flex:0 0 48px;display:block;object-fit:contain;border-radius:50%;border:1px solid var(--fn-line);background:#fff}.fn-nav{display:flex;gap:22px;align-items:center}.fn-nav a,.fn-mobile a,.fn-footer a{display:flex;align-items:center;min-height:44px;font-weight:600;text-decoration:none}.fn-nav a{color:var(--fn-ink);font-size:.9rem}.fn-nav a:hover{color:var(--fn-blue)}.fn-mobile{display:none}.fn-crumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;min-height:58px;font-size:.8rem;color:var(--fn-muted)}.fn-crumb a{display:inline-flex;align-items:center;min-height:44px}.fn-hero{padding:36px 0 54px}.fn-home-hero{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(0,1fr);gap:65px;align-items:center}.fn-kicker{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:var(--fn-blue);margin:0 0 12px}.fn-answer{font-size:1.12rem;max-width:72ch;color:var(--fn-muted);line-height:1.75}.fn-actions{display:flex;flex-wrap:wrap;gap:15px;margin-top:30px}.fn-button,.fn-secondary{padding:12px 19px;min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:20px;font-size:.94rem;font-weight:650;border-radius:4px;text-decoration:none}.fn-button{background:var(--fn-blue);color:#fff}.fn-secondary{border:1px solid var(--fn-line);color:var(--fn-ink)}.fn-button:hover{background:#124cae}.fn-note{padding:26px;background:var(--fn-pale);border-top:3px solid var(--fn-blue);color:var(--fn-blue)}.fn-note svg{width:100%;max-width:280px;height:auto;display:block;margin:18px 0}.fn-note-title{font-size:1.7rem;font-weight:700;line-height:1.2;letter-spacing:-.03em;color:var(--fn-ink)}.fn-note p:last-child{font-size:.91rem;color:var(--fn-muted)}.fn-category-section{background:var(--fn-pale);padding:32px;margin:12px 0 54px;scroll-margin-top:20px}.fn-section-head{margin-bottom:25px}.fn-section-head p:last-child{color:var(--fn-muted);margin-bottom:0}.fn-directory{border-top:1px solid var(--fn-line)}.fn-entry{display:grid;grid-template-columns:35px 140px minmax(0,1fr) 25px;gap:18px;align-items:center;text-decoration:none;color:var(--fn-ink);padding:22px 0;border-bottom:1px solid var(--fn-line);min-height:78px}.fn-entry:hover{color:var(--fn-blue);background:#e3efff}.fn-entry strong{font-size:1.3rem;letter-spacing:-.02em}.fn-entry>span:nth-child(3){font-size:.95rem;color:var(--fn-muted)}.fn-number{font-size:.78rem;font-weight:700;color:var(--fn-blue)}.fn-reading{max-width:830px;margin:0 auto}.fn-section{padding:28px 0 35px;border-bottom:1px solid var(--fn-line);scroll-margin-top:25px}.fn-steps{padding-left:1.7rem}.fn-steps li{padding:8px 0 8px 12px}.fn-steps li::marker{color:var(--fn-blue);font-weight:700}.fn-table-scroll{overflow-x:auto;max-width:100%;margin:25px 0;border:1px solid var(--fn-line)}table{border-collapse:collapse;width:100%;font-size:.94rem;min-width:420px}th,td{text-align:left;vertical-align:top;padding:16px 20px;border-bottom:1px solid var(--fn-line);line-height:1.65}thead{background:var(--fn-pale)}tbody th{font-weight:600;width:38%}tbody tr:last-child th,tbody tr:last-child td{border-bottom:0}.fn-related{list-style:none;padding:0;margin:20px 0 0}.fn-related li{border-bottom:1px solid var(--fn-line)}.fn-related a{display:flex;align-items:center;min-height:52px;padding:12px 0;text-decoration:none;font-weight:600}.fn-related a::after{content:'→';margin-left:auto;padding-left:20px}.fn-outbound{padding:28px;margin:32px 0;background:var(--fn-pale);border-left:3px solid var(--fn-blue)}.fn-outbound>a{display:inline-flex;min-height:48px;align-items:center;font-weight:700;gap:10px}.fn-faq{border-top:1px solid var(--fn-line)}.fn-faq summary{cursor:pointer;min-height:56px;padding:17px 10px 17px 0;font-weight:650;line-height:1.5}.fn-faq p{color:var(--fn-muted);padding-right:20px}.fn-sources{font-size:.84rem;color:var(--fn-muted);padding:30px 0 60px}.fn-sources h2{font-size:1.2rem;color:var(--fn-ink)}.fn-sources ul{list-style:none;padding:0}.fn-sources li{margin-bottom:10px}.fn-sources a{display:inline-flex;align-items:center;min-height:44px;gap:4px}.fn-sources li>span{display:block}.fn-footer{padding:45px 0;background:var(--fn-pale);border-top:1px solid var(--fn-line);font-size:.88rem}.fn-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px}.fn-footer strong{font-size:1.15rem}.fn-footer p{color:var(--fn-muted)}.fn-footer nav{display:flex;flex-direction:column;align-items:flex-start}.fn-footer nav a{padding:4px 0}.fn-preview{background:#172b4d;color:white;text-align:center;padding:10px 20px;font-size:.8rem}.fn-sr,.fn-skip:not(:focus){position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.fn-skip:focus{display:block;padding:12px 25px}.fn-sources a,.fn-answer,.fn-section p,td,th{overflow-wrap:anywhere}
@media(max-width:950px){.fn-nav{gap:13px}.fn-home-hero{gap:28px;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr)}.fn-bar{gap:20px}.fn-nav a{font-size:.8rem}.fn-entry{grid-template-columns:28px 115px minmax(0,1fr) 20px;gap:12px}.fn-footer-grid{gap:30px}}
@media(max-width:720px){.fn-wrap{padding:0 20px}.fn-bar{min-height:88px;flex-wrap:wrap;padding-top:15px;padding-bottom:15px;position:relative}.fn-nav{display:none}.fn-mobile{display:block}.fn-mobile summary{min-width:70px;min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;font-weight:650}.fn-mobile nav{position:absolute;top:100%;left:0;right:0;background:white;border:1px solid var(--fn-line);padding:15px 20px;z-index:10;box-shadow:0 10px 20px #172b4d15}.fn-mobile a{padding:8px 0}.fn-home-hero{display:block}.fn-hero{padding:25px 0 32px}h1{font-size:clamp(2rem,7.8vw,2.8rem);max-width:22ch}.fn-note{margin-top:32px;padding:22px}.fn-note svg{max-width:230px;height:86px;margin:15px 0}.fn-note-title{font-size:1.5rem}.fn-note-title br{display:none}.fn-note-title br::after{content:' '}.fn-actions{gap:10px}.fn-button,.fn-secondary{width:100%}.fn-category-section{padding:23px 18px;margin-top:0}.fn-entry{grid-template-columns:25px minmax(0,1fr) 22px;gap:7px 12px;padding:19px 0}.fn-entry strong{font-size:1.2rem}.fn-entry>span:nth-child(3){grid-column:2;grid-row:2;font-size:.9rem}.fn-entry>span:last-child{grid-column:3;grid-row:1/3}.fn-reading{width:100%}.fn-section{padding:23px 0 28px}.fn-footer-grid{grid-template-columns:1fr;gap:15px}.fn-footer nav{align-items:stretch}.fn-footer nav a{width:100%}.fn-sources a{display:inline-block;padding:10px 0}.fn-outbound{padding:22px}.fn-crumb{font-size:.76rem;gap:8px}th,td{padding:13px 15px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
@media print{.fn-header,.fn-footer,.fn-preview,.fn-actions,.fn-skip{display:none}.fn-wrap{max-width:none;padding:0}.fn-note{break-inside:avoid}.fn-table-scroll{overflow:visible}details>*{display:block!important}.fn-section{break-inside:avoid}a{color:#172b4d}.fn-home-hero{display:block}}

@media(max-width:1050px){.fn-bar{position:relative}.fn-nav{display:none}.fn-mobile{display:block}.fn-mobile summary{min-width:70px;min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;font-weight:650}.fn-mobile nav{position:absolute;top:100%;left:0;right:0;background:white;border:1px solid var(--fn-line);padding:15px 20px;z-index:10;box-shadow:0 10px 20px #172b4d15}.fn-mobile a{padding:8px 0}}
@media(max-width:720px){.fn-brand{gap:8px}.fn-brand strong{font-size:1.05rem}.fn-mark{width:44px;height:44px;flex-basis:44px}}
@media(max-width:400px){.fn-bar{gap:8px}.fn-brand strong{font-size:14px}.fn-mark{width:36px;height:36px;flex-basis:36px}.fn-mobile summary{min-width:56px;gap:8px}}