:root{--paper:#fff;--soft:#f7f8f9;--ink:#0c1b2a;--secondary:#59636e;--muted:#7a838c;--line:#e2e5e9;--navy:#0a0f16;--accent:#1a4f8a;--accent-bright:#2466b3;--btn:#1a4f8a;--btn-bright:#2466b3;--link:#1a4f8a;--blue:#8a929b;--serif:var(--font-serif), Georgia, "Times New Roman", serif;--sans:var(--font-sans), "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;--mono:var(--font-mono), ui-monospace, monospace;--maxw:1040px;--reading:680px;--radius:2px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#0d141c;--soft:#111a24;--ink:#eef2f6;--secondary:#a7b0ba;--muted:#7f8893;--line:#26323f;--navy:#0a0f16;--accent:#4a86d1;--accent-bright:#6ba0e0;--btn:#4a86d1;--btn-bright:#6ba0e0;--link:#4a86d1;--blue:#5b6672}}:root[data-theme=dark]{--paper:#0d141c;--soft:#111a24;--ink:#eef2f6;--secondary:#a7b0ba;--muted:#7f8893;--line:#26323f;--navy:#0a0f16;--accent:#4a86d1;--accent-bright:#6ba0e0;--btn:#4a86d1;--btn-bright:#6ba0e0;--link:#4a86d1;--blue:#5b6672}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-size:17px;line-height:1.6}a{color:inherit;text-decoration:none}img,svg{max-width:100%;display:block}button{font:inherit;cursor:pointer}table{border-collapse:collapse;width:100%}h1,h2,h3{font-family:var(--serif)}.container{max-width:var(--maxw);margin:0 auto;padding-left:40px;padding-right:40px}.rule{border:0;border-top:1px solid var(--line)}.eyebrow{font-family:var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--secondary);font-size:11px;font-weight:600}.kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--secondary);font-size:12px;font-weight:700}.serif{font-family:var(--serif)}.site-header{z-index:40;background:#0a0a0b;border-bottom:1px solid #000;position:sticky;top:0}.site-header__inner{max-width:var(--maxw);align-items:center;gap:40px;height:72px;margin:0 auto;padding:0 40px;display:flex}.brand{flex:none;align-items:center;gap:11px;display:flex}.brand__mark{font-family:var(--serif);letter-spacing:-.01em;color:#fff;font-size:26px;font-weight:700;line-height:1}.brand__sub{color:#aab1b9;letter-spacing:.01em;font-size:11px;font-weight:500;line-height:1.25}.edition{font-family:var(--sans);letter-spacing:.1em;text-transform:uppercase;color:#fff;white-space:nowrap;border-left:1px solid #ffffff52;align-self:center;padding-left:18px;font-size:13px;font-weight:700}.nav{flex:auto;justify-content:center;gap:30px;display:flex}.nav a{color:#dfe2e6;white-space:nowrap;letter-spacing:.01em;font-size:14px}.nav a:hover,.nav a.on{color:#fff}.header-actions{flex:none;align-items:center;gap:20px;display:flex}.icon-btn{color:#dfe2e6;background:0 0;border:0;padding:2px;display:inline-flex}.icon-btn:hover{color:#fff}.nti-btn{background:var(--btn);color:#fff;border:1px solid var(--btn);border-radius:var(--radius);white-space:nowrap;align-items:center;gap:7px;padding:9px 15px;font-size:12.5px;font-weight:600;display:inline-flex}.nti-btn:hover{background:var(--btn-bright);border-color:var(--btn-bright);color:#fff}.hero{border-bottom:1px solid var(--line);isolation:isolate;position:relative;overflow:hidden}.hero:before{content:"";z-index:-1;background:url(/img/hero-blueprint.webp) 100% 0/cover no-repeat;position:absolute;inset:0}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .hero:before{filter:invert()hue-rotate(180deg)brightness(.8);opacity:.75}}:root[data-theme=dark] .hero:before{filter:invert()hue-rotate(180deg)brightness(.8);opacity:.75}.hero__inner{max-width:var(--maxw);margin:0 auto;padding:46px 40px 50px;position:relative}.hero__title{font-family:var(--serif);letter-spacing:-.02em;color:var(--ink);max-width:16ch;margin:16px 0 20px;font-size:58px;font-weight:600;line-height:1.03}.hero__lede{color:var(--secondary);max-width:50ch;margin-bottom:26px;font-size:18px;line-height:1.5}.hero__searchwrap{max-width:720px}.searchbar{border:1.5px solid var(--accent);border-radius:var(--radius);width:100%;display:flex;overflow:hidden}.searchbar__input{background-color:var(--paper);min-width:0;color:var(--ink);font-size:16px;font-family:var(--sans);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%231a4f8a' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cline x1='21' y1='21' x2='16.5' y2='16.5'/%3E%3C/svg%3E");background-position:20px;background-repeat:no-repeat;border:0;outline:none;flex:auto;padding:19px 18px 19px 54px}.searchbar__input::placeholder{color:var(--muted)}.searchbar__submit{background:var(--btn);color:#fff;font-size:15px;font-weight:600;font-family:var(--sans);letter-spacing:.02em;border:0;padding:0 40px}.searchbar__submit:hover{background:var(--btn-bright)}.hero__ruler{border-top:1px solid var(--ink);flex-wrap:wrap;margin-top:28px;display:flex}.ruler__seg{font-family:var(--mono);color:var(--secondary);border-left:1px solid var(--line);white-space:nowrap;padding:10px 15px 0;font-size:12px;position:relative}.ruler__seg:first-child{border-left:0;padding-left:0}.ruler__seg:before{content:"";background:var(--ink);width:1px;height:7px;position:absolute;top:-1px;left:15px}.ruler__seg:first-child:before{left:0}.ruler__seg:hover{color:var(--accent)}.ruler__seg--more{color:var(--accent);font-weight:500}.hero__stats{color:var(--muted);flex-wrap:wrap;gap:28px;margin-top:24px;font-size:13.5px;display:flex}.hero__stats b{color:var(--ink);font-family:var(--serif);font-size:15px;font-weight:600}.orientation{border-bottom:1px solid var(--line)}.orientation__grid{max-width:var(--maxw);grid-template-columns:repeat(4,1fr);margin:0 auto;padding:0 40px;display:grid}.orient-item{border-left:1px solid var(--line);padding:30px 26px}.orient-item:first-child{border-left:0;padding-left:0}.orient-item:last-child{padding-right:0}.orient-item__num{color:var(--muted);margin-bottom:12px;font-size:13px}.orient-item__title{color:var(--ink);margin-bottom:7px;font-size:16px;font-weight:600;line-height:1.25}.orient-item__sub{color:var(--secondary);font-size:13.5px;line-height:1.45}.orient-item:hover .orient-item__title{color:var(--link)}.section{max-width:var(--maxw);margin:0 auto;padding:52px 40px}.routes{border-bottom:1px solid var(--line)}.routes__inner{max-width:var(--maxw);margin:0 auto;padding:52px 40px}.routes__head{justify-content:space-between;align-items:baseline;margin-bottom:30px;display:flex}.routes__head h2{font-family:var(--serif);letter-spacing:-.015em;font-size:30px;font-weight:600}.routes__grid{grid-template-columns:repeat(4,1fr);display:grid}.route-item{border-left:1px solid var(--line);padding:0 24px}.route-item:first-child{border-left:0;padding-left:0}.route-item:last-child{padding-right:0}.route-item__num{font-family:var(--serif);color:var(--muted);margin-bottom:10px;font-size:30px}.route-item__title{margin-bottom:7px;font-size:17px;font-weight:600}.route-item__sub{color:var(--secondary);font-size:13.5px;line-height:1.45}.route-item:hover .route-item__title{color:var(--link)}.featured__grid{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.featured__title{font-family:var(--serif);letter-spacing:-.015em;margin:16px 0;font-size:34px;line-height:1.08}.featured__summary{color:var(--secondary);max-width:40ch;margin-bottom:22px;font-size:17px;line-height:1.55}.read-link{color:var(--ink);border-bottom:1px solid var(--ink);align-items:center;gap:7px;padding-bottom:2px;font-size:14.5px;font-weight:600;display:inline-flex}.read-link:hover{color:var(--link);border-color:var(--link)}.feat-figure{border:1px solid var(--line);background:var(--soft);aspect-ratio:4/3;justify-content:center;align-items:center;display:flex;overflow:hidden}.feat-figure svg{opacity:.5;width:68%;height:auto;color:var(--blue)}.latest__head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:baseline;margin-bottom:34px;padding-bottom:18px;display:flex}.latest__head h2{font-family:var(--serif);letter-spacing:-.015em;font-size:30px;font-weight:600}.latest__grid{grid-template-columns:repeat(3,1fr);row-gap:30px;display:grid}.art-item{border-left:1px solid var(--line);padding:2px 34px;display:block}.art-item:first-child{border-left:0;padding-left:0}.art-item:last-child{padding-right:0}.art-item__cat{letter-spacing:.12em;text-transform:uppercase;color:var(--secondary);margin-bottom:14px;font-size:11px;font-weight:600}.art-item__title{font-family:var(--serif);letter-spacing:-.01em;margin-bottom:12px;font-size:21px;line-height:1.2}.art-item:hover .art-item__title{color:var(--link)}.art-item__standfirst{color:var(--secondary);margin-bottom:16px;font-size:14.5px;line-height:1.5}.art-item__meta{color:var(--muted);font-size:12.5px}.more-link{color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:2px;font-size:14px;font-weight:600}.more-link:hover{color:var(--link);border-color:var(--link)}.site-footer{background:#0a0a0b;margin-top:56px}.site-footer__inner{max-width:var(--maxw);grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin:0 auto;padding:52px 40px 40px;display:grid}.site-footer__brand .brand__mark{color:#fff;font-size:22px}.site-footer__tag{color:#aab1b9;max-width:34ch;margin-top:12px;font-size:14px;line-height:1.55}.foot-col h4{letter-spacing:.1em;text-transform:uppercase;color:#7f8893;margin-bottom:15px;font-size:11px;font-weight:700}.foot-col a{color:#cfd3d8;padding:5px 0;font-size:14px;display:block}.foot-col a:hover{color:#fff}.site-footer__legal{max-width:var(--maxw);color:#7f8893;border-top:1px solid #ffffff1f;margin:0 auto;padding:20px 40px 40px;font-size:12.5px}.site-footer__legal a:hover{color:#fff}.figure{margin:0}.figure__frame{border:1px solid var(--line);background:var(--soft);aspect-ratio:16/9;color:var(--muted);place-items:center;display:grid;overflow:hidden}.figure__frame svg{opacity:.55;width:64px;height:64px}.figure__caption{color:var(--muted);margin-top:10px;font-size:13px;line-height:1.45}.breadcrumb{color:var(--muted);padding:20px 0 0;font-size:13px}.breadcrumb a:hover{color:var(--link)}.breadcrumb span{color:var(--line);margin:0 8px}.article{max-width:var(--maxw);margin:0 auto;padding:0 40px 80px}.article__head{border-bottom:1px solid var(--line);padding:22px 0 26px}.article__kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--secondary);margin-bottom:18px;font-size:12px;font-weight:700}.article__h1{font-family:var(--serif);letter-spacing:-.015em;max-width:20ch;font-size:56px;font-weight:600;line-height:1.08}.article__standfirst{font-family:var(--serif);color:var(--secondary);max-width:54ch;margin-top:22px;font-size:22px;line-height:1.5}.byline{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:26px;display:flex}.byline__author{align-items:center;gap:12px;display:flex}.byline__avatar{background:var(--soft);border:1px solid var(--line);width:40px;height:40px;color:var(--secondary);border-radius:50%;place-items:center;font-size:15px;font-weight:700;display:grid}.byline__name{font-size:15px;font-weight:600}.byline__meta{color:var(--muted);font-size:13px}.byline__actions{gap:20px;display:flex}.byline__action{color:var(--secondary);background:0 0;border:0;align-items:center;gap:6px;font-size:14px;display:inline-flex}.byline__action:hover{color:var(--link)}.article__layout{grid-template-columns:220px minmax(0, var(--reading)) 1fr;gap:56px;padding-top:40px;display:grid}.toc{align-self:start;position:sticky;top:80px}.toc__label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:16px;font-size:11px;font-weight:700}.toc ol{counter-reset:toc;list-style:none}.toc li{counter-increment:toc;gap:10px;margin-bottom:11px;font-size:14px;line-height:1.35;display:flex}.toc li:before{content:counter(toc) ".";color:var(--muted);flex:none}.toc a{color:var(--secondary)}.toc a:hover{color:var(--link)}.prose{font-family:var(--serif);color:var(--ink);font-size:19px;line-height:1.7}.prose section{margin-bottom:44px;scroll-margin-top:80px}.prose h2{font-family:var(--serif);letter-spacing:-.01em;margin-bottom:18px;font-size:28px;font-weight:600;line-height:1.2}.prose h2 .num{color:var(--muted);margin-right:10px;font-weight:400}.prose p{margin-bottom:18px}.prose p:last-child{margin-bottom:0}.prose a{color:var(--link);border-bottom:1px solid var(--line)}.prose a:hover{border-color:var(--link)}.prose .figure{margin:10px 0 6px}.comparison{font-family:var(--sans);border:1px solid var(--line);margin:6px 0;font-size:15px}.comparison th,.comparison td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:13px 16px}.comparison thead th{letter-spacing:.04em;text-transform:uppercase;color:var(--secondary);background:var(--soft);font-size:12px;font-weight:700}.comparison tbody th{color:var(--ink);width:34%;font-weight:600}.comparison tr:last-child th,.comparison tr:last-child td{border-bottom:0}.keyfacts{border:1px solid var(--line);background:var(--soft);padding:20px 22px}.keyfacts h3{font-family:var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-size:12px;font-weight:700}.keyfacts ul{list-style:none}.keyfacts li{font-family:var(--sans);color:var(--ink);padding:7px 0 7px 28px;font-size:15px;line-height:1.5;position:relative}.keyfacts li:before{content:"";background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%232f6f62' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='8 12 11 15 16 9'/%3E%3C/svg%3E") 50%/contain no-repeat;width:16px;height:16px;position:absolute;top:9px;left:0}.nti-next{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:8px 0 44px;padding:28px 0}.nti-next h3{font-family:var(--serif);margin-bottom:8px;font-size:24px;font-weight:600}.nti-next p{font-family:var(--sans);color:var(--secondary);max-width:52ch;margin-bottom:18px;font-size:16px}.related{border-top:1px solid var(--line);margin-top:8px;padding-top:28px}.related h3{font-family:var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:18px;font-size:12px;font-weight:700}.related__grid{grid-template-columns:repeat(3,1fr);gap:0;display:grid}.related__grid .art-item{padding-top:0}@media (width<=1080px){.article__layout{grid-template-columns:minmax(0, var(--reading)) 1fr}.toc{display:none}}@media (width<=900px){.orientation__grid,.routes__grid{grid-template-columns:1fr 1fr}.featured__grid{grid-template-columns:1fr;gap:22px}.latest__grid,.related__grid{grid-template-columns:1fr}.art-item{border-left:0;border-top:1px solid var(--line);padding:20px 0}.art-item:first-child{border-top:0;padding-top:0}.route-item{border-left:0;border-top:1px solid var(--line);padding:16px 0}.route-item:nth-child(-n+2){border-top:0}.site-footer__inner{grid-template-columns:1fr 1fr}.hero__title{max-width:none;font-size:40px}.hero__lede{max-width:none}.article__h1{font-size:38px}.article__layout{grid-template-columns:1fr}.nav{display:none}}@media (width<=640px){.container,.site-header__inner,.hero__inner,.orientation__grid,.section,.routes__inner,.site-footer__inner,.site-footer__legal,.article{padding-left:20px;padding-right:20px}.site-header__inner{gap:14px}.brand__sub,.nti-btn span{display:none}.edition{letter-spacing:.06em;padding-left:12px;font-size:12px}.header-actions{gap:12px;margin-left:auto}.searchbar__submit{padding:0 20px}.orientation__grid,.routes__grid,.site-footer__inner{grid-template-columns:1fr}.orient-item,.route-item{border-left:0;border-top:1px solid var(--line);padding:18px 0}.orient-item:first-child,.route-item:first-child{border-top:0;padding-top:0}.hero__title{font-size:36px}}.mp{--maxw-art:1320px}.mp .site-header{z-index:50}.mp .site-header__inner{max-width:var(--maxw-art);gap:34px;height:62px;padding:0 36px}.mp .brand__mark{font-size:23px}.mp .nav{gap:28px}.mp .nav a{font-size:13.5px}.mp .nav a.on{color:#fff;border-bottom:2px solid var(--accent-bright);padding-bottom:0}.mp{--ok:#2f6f62;--flag:#9a3b2f}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .mp{--ok:#5fbfa8;--flag:#e08573}}.mp .wrap{max-width:var(--maxw-art);margin:0 auto;padding:0 36px}.mp .status{background:var(--soft);border-bottom:1px solid var(--line)}.mp .status__in{max-width:var(--maxw-art);color:var(--secondary);flex-wrap:wrap;align-items:center;gap:10px;margin:0 auto;padding:9px 36px;font-size:12.5px;display:flex}.mp .pill{letter-spacing:.05em;text-transform:uppercase;border:1px solid var(--accent);color:var(--accent);white-space:nowrap;border-radius:2px;padding:3px 8px;font-size:11px;font-weight:700}.mp .breadcrumb{color:var(--muted);padding:18px 0 0;font-size:13px}.mp .breadcrumb a:hover{color:var(--link)}.mp .breadcrumb span{color:var(--line);margin:0 7px}.mp .ahead{border-bottom:1px solid var(--line);padding:18px 0 26px}.mp .ahead .kicker{letter-spacing:.08em;text-transform:uppercase;color:var(--secondary);margin-bottom:14px;font-size:12px;font-weight:700}.mp .ahead h1{font-family:var(--serif);letter-spacing:-.02em;max-width:22ch;font-size:44px;font-weight:600;line-height:1.06}.mp .ahead .subtitle{font-family:var(--serif);color:var(--secondary);max-width:760px;margin-top:14px;font-size:22px;line-height:1.35}.mp .ahead .intro{max-width:760px;color:var(--ink);margin-top:20px;font-size:18px;line-height:1.6}.mp .quick{background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--accent);max-width:760px;margin-top:20px;padding:14px 16px;font-size:15px}.mp .quick b{color:var(--ink)}.mp .safety-note{border:1px solid var(--flag);max-width:72ch;color:var(--ink);background:color-mix(in srgb, var(--flag) 7%, transparent);border-radius:2px;margin-top:18px;padding:14px 16px;font-size:14.5px}.mp .safety-note b{color:var(--flag)}.mp .reviewed{color:var(--muted);margin-top:14px;font-size:12.5px}.mp .layout{grid-template-columns:206px minmax(0,1fr) 264px;gap:44px;padding:28px 0 90px;display:grid}.mp .main{min-width:0}.mp .main>.ahead{padding-top:0}.mp .toc{display:block}.mp .toc li{counter-increment:none;margin-bottom:0;display:block}.mp .toc li:before{content:none}.mp .toc{align-self:start;max-height:calc(100vh - 98px);position:sticky;top:78px;overflow:auto}.mp .toc__label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-size:11px;font-weight:700}.mp .toc ol{margin:0;padding:0;list-style:none}.mp .toc__chap>a{color:var(--secondary);border-left:2px solid #0000;gap:9px;margin-left:-14px;padding:6px 0 6px 12px;font-size:14px;line-height:1.3;display:flex}.mp .toc__chap>a .n{color:var(--muted);font-variant-numeric:tabular-nums;flex:none}.mp .toc__chap>a:hover{color:var(--link)}.mp .toc__chap.active>a{color:var(--ink);border-left-color:var(--accent);font-weight:600}.mp .toc__sub{margin:2px 0 6px 22px;padding:0;list-style:none;display:none}.mp .toc__chap.active .toc__sub{display:block}.mp .toc__sub a{color:var(--muted);padding:4px 0;font-size:13px;line-height:1.3;display:block}.mp .toc__sub a:hover{color:var(--link)}.mp .mtoc{display:none}.mp .prose{font-family:var(--serif);color:var(--ink);min-width:0;max-width:760px;font-size:19px;line-height:1.7}.mp .chapter{margin-bottom:52px;scroll-margin-top:84px}.mp .chapter>h2{font-family:var(--serif);letter-spacing:-.015em;border-bottom:1px solid var(--line);margin-bottom:8px;padding-bottom:12px;font-size:30px;font-weight:600;line-height:1.12}.mp .chapter>h2 .cn{color:var(--muted);margin-right:12px;font-weight:400}.mp .prose h3{font-family:var(--serif);margin:26px 0 10px;scroll-margin-top:84px;font-size:21px;font-weight:600}.mp .prose p{margin-bottom:16px}.mp .prose ul{margin:0 0 16px 22px}.mp .prose li{margin-bottom:8px}.mp .prose a{color:var(--link);border-bottom:1px solid var(--line)}.mp .prose a:hover{border-color:var(--link)}.mp .tbl{font-family:var(--sans);border:1px solid var(--line);border-collapse:collapse;width:100%;margin:8px 0 18px;font-size:14.5px}.mp .tbl th,.mp .tbl td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:11px 14px}.mp .tbl thead th{letter-spacing:.04em;text-transform:uppercase;color:var(--secondary);background:var(--soft);font-size:11.5px;font-weight:700}.mp .tbl tbody th{font-weight:600}.mp .tbl tr:last-child td,.mp .tbl tr:last-child th{border-bottom:0}.mp .tag{font-family:var(--sans);letter-spacing:.05em;text-transform:uppercase;border:1px solid var(--line);color:var(--muted);vertical-align:middle;border-radius:2px;padding:2px 6px;font-size:10px;font-weight:700;display:inline-block}.mp .tag.rep{border-color:var(--secondary);color:var(--secondary)}.mp .tag.meas{border-color:var(--ok);color:var(--ok)}.mp .tag.mfr{border-color:var(--link);color:var(--link)}.mp .tag.off{border-color:var(--ink);color:var(--ink)}.mp .tag.conf{border-color:var(--muted);color:var(--muted);font-style:italic}.mp .tag.conv{border-color:var(--secondary);color:var(--secondary)}.mp .ledger-note{color:var(--muted);font-style:italic}.mp .prose figure{margin:18px 0}.mp .prose figure img{border:1px solid var(--line);border-radius:var(--radius);width:100%;max-width:100%;height:auto;display:block}.mp .prose figure figcaption{color:var(--muted);margin-top:8px;font-size:13px;line-height:1.45}.mp .chapter.ledger .cn{color:var(--secondary)}.mp .sc{border:1px solid var(--flag);background:color-mix(in srgb, var(--flag) 6%, transparent);font-family:var(--sans);border-radius:2px;margin:8px 0 18px;padding:14px 16px;font-size:15px}.mp .sc__hd{letter-spacing:.06em;text-transform:uppercase;color:var(--flag);margin-bottom:8px;font-size:11px;font-weight:700}.mp .sc p{margin-bottom:10px}.mp .sc p:last-child{margin-bottom:0}.mp .pref{border-left:3px solid var(--secondary);font-family:var(--sans);color:var(--secondary);margin:8px 0 18px;padding:2px 0 2px 16px;font-size:15px}.mp .pref b{color:var(--ink)}.mp .pref.warn{border-left-color:var(--accent);color:var(--ink)}.mp .ticks{font-family:var(--sans);margin:0 0 16px;padding:0;font-size:16px;list-style:none}.mp .ticks li{margin-bottom:8px;padding-left:26px;position:relative}.mp .ticks li:before{content:"";background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%232f6f62' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='8 12 11 15 16 9'/%3E%3C/svg%3E") 50%/contain no-repeat;width:15px;height:15px;position:absolute;top:7px;left:0}.mp .nevers{font-family:var(--sans);margin:0;padding:0;font-size:15.5px;list-style:none}.mp .nevers li{margin-bottom:9px;padding-left:26px;position:relative}.mp .nevers li:before{content:"✕";color:var(--flag);font-weight:700;position:absolute;top:0;left:2px}.mp .facts{border:1px solid var(--line);font-family:var(--sans);border-radius:2px;margin:8px 0 18px}.mp .facts .frow{border-bottom:1px solid var(--line);grid-template-columns:42% 58%;display:grid}.mp .facts .frow:last-child{border-bottom:0}.mp .facts dt{color:var(--secondary);border-right:1px solid var(--line);padding:10px 14px;font-size:13px;font-weight:600}.mp .facts dd{padding:10px 14px;font-size:14px}.mp .nti-next{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:10px 0 0;padding:24px 0}.mp .nti-next h3{font-family:var(--serif);margin:0 0 8px;font-size:22px;font-weight:600}.mp .nti-next p{font-family:var(--sans);color:var(--secondary);margin-bottom:16px;font-size:15.5px}.mp .nti-cta{font-family:var(--sans);color:#fff;background:var(--btn);border-bottom:0;border-radius:2px;align-items:center;gap:6px;padding:10px 14px;font-size:14px;font-weight:700;display:inline-flex}.mp .nti-cta:hover{opacity:.92}.mp .sources{font-family:var(--sans);color:var(--muted);margin:0 0 8px 20px;font-size:13px}.mp .sources li{margin-bottom:7px}.mp .machine-list{padding:8px 0 80px}.mp .machine-row{border-top:1px solid var(--line);padding:22px 0;display:block}.mp .machine-row:last-child{border-bottom:1px solid var(--line)}.mp .machine-row__name{font-family:var(--serif);letter-spacing:-.01em;font-size:26px;font-weight:600}.mp .machine-row:hover .machine-row__name{color:var(--link)}.mp .machine-row__sub{color:var(--secondary);max-width:60ch;margin-top:6px;font-size:16px}.mp .machine-row__status{letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-top:10px;font-size:11px;font-weight:700}.mp .aside{max-height:calc(100vh - 98px);font-family:var(--sans);align-self:start;position:sticky;top:78px;overflow:auto}.mp .aside__card{border:1px solid var(--line);border-radius:2px;margin-bottom:18px}.mp .aside__hd{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line);background:var(--soft);padding:12px 14px;font-size:11px;font-weight:700}.mp .aside__row{border-bottom:1px solid var(--line);justify-content:space-between;gap:10px;padding:9px 14px;font-size:13px;display:flex}.mp .aside__row:last-child{border-bottom:0}.mp .aside__row .k{color:var(--secondary)}.mp .aside__row .v{text-align:right;font-weight:600}.mp .aside__body{color:var(--secondary);padding:13px 14px;font-size:13.5px;line-height:1.5}.mp .aside__cta{border:1px solid var(--btn);background:var(--btn);color:#fff;text-align:center;border-radius:2px;margin-bottom:18px;padding:11px 12px;font-size:13px;font-weight:600;display:block}.mp .aside__cta:hover{background:var(--btn-bright);border-color:var(--btn-bright)}.mp .aside__links a{color:var(--ink);border-bottom:1px solid var(--line);padding:8px 14px;font-size:13.5px;display:block}.mp .aside__links a:last-child{border-bottom:0}.mp .aside__links a:hover{color:var(--accent)}.mp .aside__note{border:1px solid var(--flag);color:var(--ink);background:color-mix(in srgb, var(--flag) 6%, transparent);border-radius:2px;margin-bottom:18px;padding:11px 13px;font-size:12.5px;line-height:1.5}.mp .aside__note b{color:var(--flag)}.mp .mp-footer{background:#0a0a0b;border-top:1px solid #000}.mp .mp-footer .in{max-width:var(--maxw-art);color:#7f8893;flex-wrap:wrap;justify-content:space-between;gap:16px;margin:0 auto;padding:30px 36px;font-size:12.5px;display:flex}@media (width<=1120px){.mp .layout{grid-template-columns:200px minmax(0,1fr)}.mp .aside{display:none}}@media (width<=900px){.mp .nav{display:none}.mp .layout{grid-template-columns:1fr;gap:0}.mp .toc{display:none}.mp .mtoc{z-index:40;background:var(--paper);border-bottom:1px solid var(--line);margin:0 -36px;display:block;position:sticky;top:62px}.mp .mtoc__btn{width:100%;color:var(--ink);font-size:14px;font-weight:600;font-family:var(--sans);cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:10px;padding:12px 36px;display:flex}.mp .mtoc__btn .cur{color:var(--secondary);font-size:13px;font-weight:400}.mp .mtoc__btn .chev{transition:transform .2s}.mp .mtoc.open .mtoc__btn .chev{transform:rotate(180deg)}.mp .mtoc__panel{border-top:1px solid var(--line);max-height:62vh;padding:6px 36px 14px;display:none;overflow:auto}.mp .mtoc__panel.open{display:block}.mp .mtoc__panel a{border-bottom:1px solid var(--line);color:var(--ink);padding:10px 0;font-size:15px;display:block}}@media (prefers-reduced-motion:reduce){.mp .mtoc__btn .chev{transition:none}}@media (width<=620px){.mp .site-header__inner,.mp .wrap,.mp .status__in,.mp .mp-footer .in{padding-left:18px;padding-right:18px}.mp .tbl{display:block;overflow-x:auto}.mp .prose,.mp .ahead{overflow-wrap:break-word}.mp .site-header__inner{gap:14px}.mp .brand__sub,.mp .nti-btn span{display:none}.mp .mtoc{margin:0 -18px}.mp .mtoc__btn,.mp .mtoc__panel{padding-left:18px;padding-right:18px}.mp .ahead h1{font-size:33px}.mp .ahead .subtitle{font-size:19px}.mp .prose{font-size:18px}}.mp .prose .pull{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--soft);font-family:var(--sans);border-radius:2px;margin:18px 0;padding:14px 16px;font-size:15.5px;line-height:1.6}.mp .prose .colours{grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin:20px 0 26px;display:grid}.mp .prose .col{border:1px solid var(--line);background:var(--paper);border-radius:2px;overflow:hidden}.mp .prose .col .bar{background:var(--c);height:10px}.mp .prose .col .in{font-family:var(--sans);padding:10px 11px 12px}.mp .prose .col .nm{color:var(--ink);font-size:14px;font-weight:700}.mp .prose .col .rl{color:var(--secondary);margin-top:2px;font-size:12px;line-height:1.35}.mp .prose .cswatch{border:1px solid var(--line);vertical-align:baseline;border-radius:2px;width:12px;height:12px;margin-right:9px;display:inline-block}@media (width<=900px){.mp .prose .colours{grid-template-columns:repeat(3,minmax(0,1fr))}}.mp .prose a.nti-cta{color:#fff;border-bottom:0}.mp .cx{border:1px solid var(--accent);background:var(--soft);font-family:var(--sans);border-radius:2px;margin:8px 0 18px;padding:14px 16px;font-size:15px}.mp .cx .cxh{letter-spacing:.04em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;font-size:13px;font-weight:700}.mp .cx .ch{flex-wrap:wrap;gap:7px;display:flex}.mp .cx .ch button{border:1px solid var(--line);background:var(--paper);color:var(--ink);font:600 13.5px var(--sans);border-radius:2px;padding:8px 12px}.mp .cx .ch button[aria-pressed=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.mp .cx .ans{border-left:3px solid var(--accent);background:var(--paper);margin-top:11px;padding:11px 13px;font-size:14.5px}.mp .cx label{align-items:center;gap:9px;margin:6px 0;font-size:14.5px;display:flex}.mp .cx .tot{font-family:var(--serif);margin-top:8px;font-size:20px;font-weight:700}.mp .cx .brk{font-family:var(--mono);color:var(--muted);font-size:12px}.mp .verify{color:var(--accent);background:0 0;border:0;padding:0 0 0 4px;font-size:11px;font-weight:600;text-decoration:underline}.mp .vbox{border:1px dashed var(--line);background:var(--soft);font-family:var(--sans);color:var(--secondary);border-radius:2px;margin:8px 0;padding:10px 12px;font-size:13px}.mp .vbox .q{color:var(--ink);font-style:italic}.mp .updated{font-family:var(--mono);color:var(--muted);margin-left:8px;font-size:11px}.sa-overlay{z-index:100;background:#0a0f168c;justify-content:center;align-items:flex-start;padding:12vh 16px 0;display:flex;position:fixed;inset:0}.sa-overlay--corner{pointer-events:none;background:0 0;justify-content:flex-end;align-items:flex-end;padding:0 24px 76px}.sa-overlay--corner .sa-dialog{pointer-events:auto}.sa-dialog{background:var(--paper);color:var(--ink);border:1px solid var(--line);width:100%;max-width:640px;max-height:76vh;font-family:var(--sans);border-radius:2px;padding:16px;overflow:auto}.sa-dialog--ask{border-top:3px solid var(--accent);max-width:380px}.sa-head{align-items:center;gap:10px;margin-bottom:12px;display:flex}.sa-head h2{font-family:var(--serif);flex:1;font-size:19px;font-weight:600}.sa-x{color:var(--secondary);cursor:pointer;background:0 0;border:0;padding:0 6px;font-size:24px;line-height:1}.sa-x:hover{color:var(--ink)}.sa-input{width:100%;font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:2px;padding:10px 12px;font-size:15px}.sa-input:focus-visible,.sa-btn:focus-visible,.sa-fab:focus-visible,.sa-x:focus-visible{outline:2px solid var(--accent-bright);outline-offset:2px}.sa-ta{resize:vertical;margin-bottom:10px}.sa-label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;font-size:11px;font-weight:700;display:block}.sa-btn{background:var(--accent);color:#fff;border:1px solid var(--accent);font:inherit;cursor:pointer;border-radius:2px;padding:9px 16px;font-size:13px;font-weight:600}.sa-btn:hover{background:var(--accent-bright)}.sa-btn:disabled{opacity:.5;cursor:default}.sa-btn--ghost{color:var(--accent);background:0 0}.sa-btn--ghost:hover{background:var(--soft)}.sa-fab{z-index:90;background:var(--navy);color:#fff;border:1px solid var(--navy);font-family:var(--sans);cursor:pointer;border-radius:2px;padding:11px 16px;font-size:13px;font-weight:600;position:fixed;bottom:24px;right:24px}.sa-fab:hover{background:var(--accent);border-color:var(--accent)}.sa-results{margin:12px 0 0;padding:0;list-style:none}.sa-results li{border-top:1px solid var(--line);padding:10px 0}.sa-results a{color:var(--accent);font-weight:600}.sa-results a:hover{text-decoration:underline}.sa-results p{color:var(--secondary);margin-top:3px;font-size:13.5px;line-height:1.45}.sa-results mark{background:color-mix(in srgb, var(--accent) 14%, transparent);color:var(--ink)}.sa-answer{background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--accent);margin-bottom:12px;padding:10px 12px;font-size:14px}.sa-answer .sa-results{margin-top:4px}.sa-answer .sa-results li{border-top:0;padding:6px 0 0}.sa-receipt p{font-family:var(--serif);margin-bottom:12px;font-size:18px}.sa-err{color:var(--flag,#9a3b2f);margin-bottom:10px;font-size:13.5px}.sa-empty{color:var(--secondary);margin-top:12px;font-size:14px}@media (width<=600px){.sa-overlay--corner{padding:0 12px 70px}.sa-fab{bottom:12px;right:12px}}@media print{.sa-fab{display:none}}.askbox{background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--accent);max-width:760px;font-family:var(--sans);border-radius:2px;margin-top:24px;padding:22px 24px}.askbox h2{font-family:var(--serif);letter-spacing:-.01em;font-size:26px;font-weight:600}.askbox__lede{color:var(--secondary);max-width:62ch;margin:8px 0 16px;font-size:16px}.askbox .sa-ta{background:var(--paper)}.sa-sla{color:var(--secondary);margin:0 0 10px;font-size:13.5px}.sa-receipt .sa-sla{font-family:var(--sans)}@media (width>=1121px){.mp .aside{max-height:calc(100vh - 270px)}}body:has(.askbox) .sa-fab{display:none}.admin .adm-key{max-width:760px;font-family:var(--sans);flex-wrap:wrap;align-items:flex-end;gap:10px;margin:24px 0;display:flex}.admin .adm-key label{flex-basis:100%;margin-bottom:0}.admin .adm-key .sa-input{flex:260px;width:auto}.admin .adm-note,.adm-sub{font-family:var(--sans);color:var(--muted);flex-basis:100%;margin:4px 0 0;font-size:13px}.adm-grid{font-family:var(--sans);grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding-bottom:80px;display:grid}.adm-card{border:1px solid var(--line);background:var(--paper);border-radius:2px;padding:18px 20px}.adm-card--wide{grid-column:1/-1}.adm-card h2{font-family:var(--serif);margin-bottom:6px;font-size:21px;font-weight:600}.adm-big{font-family:var(--serif);letter-spacing:-.02em;color:var(--accent);margin:8px 0 4px;font-size:56px;font-weight:600;line-height:1.1}.adm-empty{font-family:var(--sans);color:var(--muted);font-size:14px}.adm-tbl td{padding:7px 10px}.adm-label{word-break:break-all;width:38%}.adm-bar span{background:var(--accent);border-radius:1px;min-width:2px;height:10px;display:block}.adm-n{text-align:right;font-variant-numeric:tabular-nums;width:64px}.admin~.sa-fab,body:has(.admin) .sa-fab{display:none}.asked{max-width:760px;padding:8px 0}.asked__item{border-bottom:1px solid var(--line);padding:20px 0}.asked__q{font-family:var(--serif);font-size:22px;font-weight:600;line-height:1.25}.asked__a{font-family:var(--serif);margin-top:10px;font-size:18px;line-height:1.6}.asked__pending{font-family:var(--sans);color:var(--muted);margin-top:8px;font-size:14px;font-style:italic}.asked__when{font-family:var(--sans);color:var(--muted);margin-top:8px;font-size:12.5px}@media (width<=900px){.adm-grid{grid-template-columns:1fr}}.asked__a a{color:var(--accent)}.asked__themes{max-width:760px;font-family:var(--sans);padding:24px 0}.asked__themes h2{font-family:var(--serif);font-size:22px;font-weight:600}.asked__themes p{color:var(--secondary);margin:6px 0 10px;font-size:14px}.asked__themes li{border-bottom:1px solid var(--line);padding:6px 0;font-size:15px;list-style:none}.asked__themes li span{color:var(--muted);font-size:13px}[hidden]{display:none!important}