@layer reset,base,layout,components;@layer reset{*,*:before,*:after{box-sizing:border-box}body,h1,h2,h3,p,figure{margin:0}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}}@layer base{:root{--paper:#f5f2eb;--surface:#fffcf6;--ink:#29252b;--muted:#6a626b;--line:#d8d0d6;--accent:#523856;--soft:#eae0e9;--green:#3d6551;--serif:Georgia,"Times New Roman",serif;color-scheme:light}html[data-theme=dark]{--paper:#211e24;--surface:#2c2830;--ink:#f3ede4;--muted:#c0b3c2;--line:#514956;--accent:#d8b6df;--soft:#3d3041;--green:#a4cfb7;color-scheme:dark}html{scroll-behavior:smooth;scroll-padding-top:24px}body{background:var(--paper);color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,Segoe 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var(--line);color:var(--ink);padding:12px;border-radius:2px;max-width:100%}textarea{min-height:130px}label{display:grid;gap:7px}small,.small{font-size:.8rem}.muted{color:var(--muted)}.eyebrow{font:600 .72rem/1.5 system-ui;letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}.mono{font-family:ui-monospace,SFMono-Regular,monospace;font-size:.75rem}.lede{font-size:1.12rem;color:var(--muted);line-height:1.65}.rule{border-top:1px solid var(--line)}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;text-decoration:none;padding:12px 20px;background:var(--accent);color:var(--paper);border:1px solid var(--accent);font-weight:600;font-size:.9rem}.button:hover{background:var(--ink);color:var(--paper)}.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.text-link{font-weight:600;font-size:.9rem}.pill{display:inline-block;border:1px solid var(--line);padding:3px 9px;font-size:.72rem;border-radius:3px}.status{color:var(--green)}}@layer layout{.wrap{max-width:1240px;margin:auto;padding-inline:40px}.site-header{border-bottom:1px solid var(--line);background:var(--paper)}.header-row{display:flex;align-items:center;gap:30px;min-height:96px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;margin-right:auto;font-weight:650;font-size:1rem;line-height:1.25}.brand svg{width:36px;height:42px;flex-shrink:0;color:var(--accent)}.brand small{display:block;font-weight:400;color:var(--muted);font-size:.7rem;margin-top:4px}.nav{display:flex;align-items:center;gap:24px;font-size:.86rem}.nav>a{text-decoration:none}.nav details{position:relative}.nav summary{list-style:none}.nav summary:after{content:" +";color:var(--accent)}.dropdown{position:absolute;z-index:8;min-width:235px;right:0;top:32px;background:var(--surface);border:1px solid var(--line);padding:15px;box-shadow:0 12px 30px #0001}.dropdown a{display:block;text-decoration:none;padding:8px}.dropdown a:hover{background:var(--soft)}.menu-toggle{display:none;border:1px solid var(--line);background:none;padding:8px 12px}.section{padding-block:65px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}.section-head p{max-width:45ch}.grid{display:grid;gap:24px}.cols-2{grid-template-columns:1fr 1fr}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-4{grid-template-columns:repeat(4,1fr)}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:50px;align-items:center;padding-block:48px}.hero h1{margin:18px 0 22px;max-width:15ch}.hero .lede{font-size:1rem;max-width:52ch}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-photo{position:relative}.hero-photo img{width:100%;aspect-ratio:1.3;object-fit:cover}.hero-photo 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div{padding:20px;border-right:1px solid var(--line)}.chain div:last-child{border:0}.chain small{display:block;color:var(--muted);font-size:.7rem}.chain strong{font-size:.85rem;display:block;margin:10px 0}.chain p{font-size:.76rem;color:var(--muted)}.tablist{display:flex;gap:5px;border-bottom:1px solid var(--line);margin-top:24px}.tablist button{border:0;border-bottom:3px solid transparent;padding:14px 18px;background:transparent}.tablist button[aria-selected=true]{border-color:var(--accent);color:var(--accent);font-weight:600}.tabpanel{padding:26px 0;min-height:175px}.form-grid{display:grid;gap:22px;max-width:760px}.form-grid fieldset{padding:22px;border:1px solid var(--line)}.form-grid .check{display:flex;align-items:start;gap:12px;font-size:.85rem}.form-grid input[type=checkbox]{margin-top:6px}.feedback{padding:18px;background:var(--soft)}.commercial .hero{grid-template-columns:1fr 1fr;padding-block:55px}.commercial .hero h1{font-size:clamp(2.6rem,4.8vw,4.4rem)}.commercial .hero-photo img{aspect-ratio:1.2}.commercial .brand{font-size:1.45rem;font-family:var(--serif)}.commercial .brand small{font-family:system-ui}.commercial .number{font-family:var(--serif);font-size:3rem;line-height:1}.ledger-marker{border-left:3px solid var(--accent);padding-left:18px;margin-top:28px;font-size:.8rem;color:var(--muted)}}@layer components{@media(max-width:1000px){.nav{gap:15px}.wrap{padding-inline:25px}.hero{gap:30px}.cols-4{grid-template-columns:repeat(2,1fr)}.article-grid{gap:30px;grid-template-columns:170px minmax(0,1fr)}}@media(max-width:760px){.wrap{padding-inline:20px}.header-row{min-height:80px;flex-wrap:wrap;gap:15px;padding-block:15px}.brand{font-size:.85rem}.brand small{font-size:.6rem}.menu-toggle{display:block}.nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:15px 0}.nav[data-open=true]{display:flex}.nav a,.nav summary{padding:8px}.dropdown{position:static;box-shadow:none;margin-top:8px}.hero,.commercial .hero{grid-template-columns:1fr;padding-block:32px;gap:28px}.hero h1{max-width:18ch;font-size:2.55rem}.hero-photo img,.commercial .hero-photo img{aspect-ratio:1.7}.section{padding-block:42px}.section-head{display:block}.section-head p,.section-head>a{margin-top:15px;display:block}.cols-2,.cols-3{grid-template-columns:1fr}.index-band{gap:10px;flex-wrap:wrap}.article-grid{display:block}.toc{position:static;margin-bottom:30px}.toc a{display:inline-block;margin-right:15px}.page-head h1{font-size:2.5rem}.process{grid-template-columns:1fr 1fr}.chain{grid-template-columns:1fr}.chain div{border:0;border-bottom:1px solid var(--line)}.chain strong,.chain small{display:inline;margin-right:15px}.footer-row,.footer-note{flex-direction:column}.dark-panel{padding:28px}.list-row{grid-template-columns:35px 1fr 20px;gap:10px}.tablist{overflow-x:auto}.tablist button{white-space:nowrap;padding:12px}.paper-panel{padding:22px}dl>div{grid-template-columns:110px 1fr;gap:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}}@media(min-width:761px)and (max-width:1040px){.header-row{flex-wrap:wrap;padding-block:18px;gap:15px}.menu-toggle{display:block}.nav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:12px 0}.nav[data-open=true]{display:flex}.nav>a,.nav summary{padding:8px}.dropdown{position:static;box-shadow:none;margin-top:8px}}.hero-photo img{height:auto;aspect-ratio:3/2;object-fit:cover;object-position:center}.hero-photo .photo-caption{display:grid;grid-template-columns:1fr;gap:12px;padding:18px 20px;border:1px solid var(--line);border-top:0;background:var(--surface)}.photo-caption .photo-caption-title{font-family:var(--serif);font-size:1.35rem;line-height:1.2;color:var(--ink);margin-top:6px}.photo-caption .photo-caption-note{font-size:.78rem;line-height:1.6;margin:0;color:var(--muted)}.photo-caption-note span{display:block;font-size:.65rem;margin-top:8px}@media(max-width:760px){.hero-photo img{aspect-ratio:16/9}.hero-photo .photo-caption{padding:16px}}