/* MC Grating — "Ruled and dispersed". Tokens and site styles; the direction is written up in docs/DESIGN.md.
   Light palette on :root, dark follows the OS. Two families: Spectral for prose, IBM Plex Mono for instrument text. */
:root{
  --paper:#F7F5EF; --surface:#FFFDF9; --ink:#1C1A17; --muted:#625C52; --line:#DBD5C8; --rule:#A9A295;
  --accent:#B5361A; --accent-ink:#9A2C12; --accent-soft:#F8E9E3; --btn-ink:#FFF8F2;
  --teal:#15737C; --teal-soft:#E3F1F2;
  --sp-1:#4E4BD9; --sp-2:#1F98A6; --sp-3:#27A34D; --sp-4:#DDA021; --sp-5:#C8401A;
  --ruling:rgba(28,26,23,.07); --mark:#FBEFC9;
  --serif:"Spectral",Georgia,"Times New Roman",serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#14130F; --surface:#1B1A15; --ink:#ECE7DC; --muted:#A59E91; --line:#33302A; --rule:#5A554B;
    --accent:#FF8F6A; --accent-ink:#FFA98C; --accent-soft:#2E1F19; --btn-ink:#14130F;
    --teal:#6ED4DC; --teal-soft:#152A2C;
    --sp-1:#8A88FF; --sp-2:#4FC5D2; --sp-3:#5CCB7C; --sp-4:#F0B94A; --sp-5:#FF7A55;
    --ruling:rgba(236,231,220,.06); --mark:#4A3D14;
  }
  .prose img.eq{filter:invert(.9) hue-rotate(180deg)}
}
@font-face{font-family:"Spectral";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/spectral-400.bcb83e9c56.woff2) format("woff2")}
@font-face{font-family:"Spectral";font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/spectral-400-italic.7cfafd3583.woff2) format("woff2")}
@font-face{font-family:"Spectral";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/spectral-500.79ce505722.woff2) format("woff2")}
@font-face{font-family:"Spectral";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/spectral-600.1fb6ca29fc.woff2) format("woff2")}
@font-face{font-family:"Spectral";font-style:italic;font-weight:600;font-display:swap;src:url(/fonts/spectral-600-italic.8d4f3594c9.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/ibm-plex-mono-400.c36f509c0a.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/ibm-plex-mono-500.a76f53ca66.woff2) format("woff2")}

*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font:400 16px/1.5 var(--serif);min-height:100vh;display:flex;flex-direction:column;font-feature-settings:"kern","liga";overflow-wrap:break-word}
main{flex:1}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
a{color:var(--accent-ink);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;text-wrap:balance;letter-spacing:-.005em}
h1{font-size:clamp(32px,4.2vw,48px)}
h2{font-size:32px}
h3{font-size:20px}
.mono,.label,.badge,.btn,.crumbs,.meta,.site-nav a,.method-links{font-family:var(--mono)}
.mono{font-variant-numeric:tabular-nums}
.label{font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-weight:500}
img{max-width:100%;height:auto}
mark{background:var(--mark);color:inherit}
kbd{font-family:var(--mono);font-size:.85em;border:1px solid var(--line);padding:0 5px;background:var(--surface)}
code{font-family:var(--mono);font-size:.86em;background:var(--teal-soft);padding:1px 5px}
pre{font-family:var(--mono);font-size:13.5px;line-height:1.5;background:var(--surface);border:1px solid var(--line);padding:14px 16px;overflow-x:auto}
pre code{background:none;padding:0}
/* A citation is text to copy, not code: it wraps instead of scrolling. */
pre.citation{white-space:pre-wrap;overflow-wrap:break-word}
pre.citation .nobr{white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;border:1px solid var(--accent);z-index:99}
.skip:focus{left:8px}
.wordmark .mark{width:32px;height:32px;flex-shrink:0}

/* header, nav, footer */
.site-header{border-bottom:1px solid var(--line);background:var(--surface)}
.bar{display:flex;align-items:center;gap:32px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px;min-height:64px}
.wordmark{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600;font-size:22px;color:var(--ink);letter-spacing:-.01em}
.wordmark:hover{text-decoration:none}
.site-nav{display:flex;gap:22px;flex-wrap:wrap;margin-left:auto}
.site-nav a{color:var(--ink);font-size:12.5px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;padding:6px 0}
.site-nav a:hover{color:var(--accent-ink);text-decoration:none}
.site-nav a[aria-current]{color:var(--accent-ink);box-shadow:0 2px 0 var(--accent)}
.site-footer{border-top:3px double var(--rule);padding:32px 0 48px;font-family:var(--mono);font-size:13px;color:var(--muted);margin-top:64px}
.site-footer .wrap{display:flex;justify-content:space-between;gap:16px 28px;flex-wrap:wrap}
.site-footer nav{display:flex;gap:18px;flex-wrap:wrap}

/* buttons, badges, cards */
.btn{display:inline-block;padding:11px 20px;font-weight:500;font-size:13.5px;letter-spacing:.02em;border:1px solid transparent;line-height:1.3}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--btn-ink)}
.btn.primary:hover{background:var(--accent-ink);border-color:var(--accent-ink);text-decoration:none}
.btn.ghost{border-color:var(--rule);color:var(--ink);background:var(--surface)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent-ink);text-decoration:none}
button.btn{font-family:var(--mono);cursor:pointer}
.btn.small{padding:6px 12px;font-size:12.5px}
.btn.done{border-color:var(--teal);color:var(--teal)}
.badge{display:inline-flex;gap:10px;align-items:center;border:1px solid var(--line);background:var(--surface);padding:5px 12px;font-size:12.5px}
.badge b{font-weight:500;color:var(--accent-ink)}
.card{background:var(--surface);padding:20px 20px 16px;display:flex;flex-direction:column;gap:8px;color:var(--ink)}
.card h3{font-size:19px}
.card p{font-size:16px;color:var(--ink);flex:1;line-height:1.5}
a.card:hover{text-decoration:none;box-shadow:inset 0 0 0 1px var(--accent)}
a.card:hover h3{color:var(--accent-ink)}
.note{margin-top:16px;font-size:14.5px;color:var(--muted)}
.sect-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.method-links{display:flex;gap:22px;flex-wrap:wrap;font-size:13.5px}

/* homepage */
.hero{position:relative;background:repeating-linear-gradient(90deg,var(--ruling) 0 1px,transparent 1px 16px)}
.hero::after{content:"";display:block;height:2px;background:linear-gradient(90deg,var(--teal),var(--accent))}
.hero .wrap{display:grid;grid-template-columns:3fr 2fr;gap:48px;align-items:center;padding-top:64px;padding-bottom:64px}
.hero h1{font-size:clamp(34px,4.6vw,52px);margin:16px 0;line-height:1.08}
.hero .lede{font-size:19px;color:var(--muted);max-width:50ch;line-height:1.45}
.ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;align-items:center}
.demo-note{font-family:var(--mono);font-size:12.5px;color:var(--muted);max-width:34ch;line-height:1.45}
figure.diagram{border:1px solid var(--line);background:var(--surface);padding:16px 12px 6px}
figure.diagram svg{width:100%;height:auto;display:block}
figure.diagram figcaption{font-family:var(--mono);font-size:12px;color:var(--muted);padding:8px 6px;text-align:right}
.home section{padding:64px 0;border-top:3px double var(--rule)}
.home .hero+section{border-top:0}
.matrix{display:grid;grid-template-columns:168px repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.matrix>*{background:var(--paper)}
.matrix .card{background:var(--surface)}
.mx-corner,.mx-col{padding:10px 16px}
.mx-row{padding:20px 16px}
.mx-row small{display:block;font-family:var(--serif);font-size:13px;color:var(--muted);margin-top:6px;line-height:1.4}
.proof{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:44px}
.stat{border-top:3px double var(--rule);padding-top:10px}
.stat b{display:block;font-family:var(--serif);font-size:40px;font-weight:600;line-height:1.05}
.stat span{display:block;font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-top:6px}
.cites{display:grid;grid-template-columns:repeat(3,1fr);gap:0 32px;border-bottom:1px solid var(--line)}
a.cite{display:block;border-top:1px solid var(--line);padding:16px 0 14px;font-size:14.5px;line-height:1.5;color:var(--muted)}
a.cite:hover{text-decoration:none;color:var(--ink)}
.cite .mono{color:var(--accent-ink);margin-right:8px;font-size:13px}
.cite .label{display:block;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.cite .t{color:var(--ink);font-style:italic}
.cite b{font-weight:600;color:var(--ink)}
a.cite:hover .t{text-decoration:underline;text-underline-offset:3px}
.docs-list{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;font-size:16px;border-bottom:1px solid var(--line)}
.docs-list a{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:14px 0;color:var(--ink)}
.docs-list a:hover{color:var(--accent-ink);text-decoration:none}
.docs-list .mono{color:var(--muted);font-size:12.5px}
.authors{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:8px}
.author{display:flex;gap:20px;align-items:flex-start}
.author img{width:112px;height:auto;flex-shrink:0;border:1px solid var(--line)}
.author h3{font-size:20px;margin-bottom:2px}
.author .role{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-bottom:8px}
.author p{font-size:15px;color:var(--muted)}
.support-note{margin-top:24px;font-size:14.5px;color:var(--muted)}

/* ordinary pages */
.page{padding-top:48px;padding-bottom:24px}
.page-head{max-width:760px;margin-bottom:32px;padding-bottom:20px;border-bottom:3px double var(--rule)}
.page-head .crumbs{font-size:12.5px;color:var(--muted);margin-bottom:16px}
.page-head .crumbs a{color:var(--muted)}
.page-head .lede{font-size:19px;color:var(--muted);margin-top:14px;max-width:58ch;line-height:1.45}
.page-head .meta{font-size:12.5px;color:var(--muted);margin-top:14px;display:flex;gap:18px;flex-wrap:wrap}
.prose{max-width:42em;font-size:17px;line-height:1.55}
.prose.wide{max-width:none}
.prose h2{font-size:28px;margin:48px 0 16px}
.prose h3{font-size:21px;margin:32px 0 10px}
.prose h4{font-size:17px;margin:24px 0 8px}
.prose p,.prose ul,.prose ol,.prose table,.prose figure,.prose pre,.prose blockquote{margin-bottom:18px}
.prose ul,.prose ol{padding-left:26px}
.prose li{margin-bottom:6px}
.prose li>ul,.prose li>ol{margin:6px 0 0}
.prose figure{border:1px solid var(--line);background:var(--surface);padding:12px}
.prose figure img{display:block;margin:0 auto}
.prose figcaption{font-family:var(--mono);font-size:12.5px;color:var(--muted);padding-top:10px;text-align:center}
.prose img.eq{vertical-align:middle;margin:0 2px;height:auto}
.prose blockquote{border-left:2px solid var(--accent);padding:2px 16px;color:var(--muted)}
.prose hr{border:0;border-top:3px double var(--rule);margin:40px 0}
.prose .ui,.doc b i{font-style:normal;font-weight:600}
.prose table{border-collapse:collapse;width:100%;font-size:15px}
.prose th,.prose td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font-weight:600;font-size:14px;color:var(--muted)}
.prose thead th{border-bottom:3px double var(--rule);font-family:var(--mono);font-weight:500;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.prose td.num,.prose th.num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.table-wrap{overflow-x:auto;margin-bottom:18px}
.table-wrap table{margin-bottom:0}
.prose .discount-table{width:auto;min-width:300px}
.callout{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--surface);padding:14px 18px;margin-bottom:18px;font-size:15.5px}
.doc-notice{max-width:42em;margin-bottom:24px}
details{border:1px solid var(--line);background:var(--surface);padding:10px 16px;margin-bottom:12px}
summary{cursor:pointer;font-weight:600}
details[open] summary{margin-bottom:8px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:32px;max-width:1000px}
/* .cols.aligned: heading, paragraph, the three tiles and the closing link share rows across both columns (subgrid);
   browsers without subgrid keep the plain two-column flow */
@supports (grid-template-rows:subgrid){
  .cols.aligned{grid-template-rows:repeat(6,auto);row-gap:1px}
  .cols.aligned>div{display:grid;grid-template-rows:subgrid;grid-row:span 6}
  .cols.aligned .tiles{display:grid;grid-template-rows:subgrid;grid-row:span 3;grid-template-columns:1fr}
  .cols.aligned .note{align-self:end}
}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:24px}
.tile{background:var(--surface);padding:18px 20px}
.tile h3{font-size:18px;margin:0 0 6px}
.tile p{font-size:16px;line-height:1.5;color:var(--ink);margin:0}
.tile .mono{font-size:12.5px;color:var(--muted);display:inline-block;margin-top:8px}

/* utilities */
.sub{font-size:13px;color:var(--muted)}
.hash{font-size:12px;word-break:break-all}
.right{text-align:right}

/* pricing */
.price-table td.num{font-size:17px}
.price-table td{vertical-align:middle}
.price-table input{width:18px;height:18px;margin:0;accent-color:var(--accent)}
.price-table label{cursor:pointer;display:inline-flex;align-items:center;gap:8px}
.price-table .price{white-space:nowrap}
/* "USD" and the digits both line up down a column (the accounting layout): the amount sits right-aligned
   in a box four figures wide, after a plain "USD ", so a copied price still reads "USD 600" */
.amt{display:inline-block;min-width:4ch;text-align:right}
.price-table .disabled{color:var(--muted)}
.price-table td a{color:var(--ink)}
.price-table td a:hover{color:var(--accent-ink)}
#total{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--surface);padding:14px 18px 4px;font-size:15px;margin-bottom:18px}
#total .sum-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px}
#total textarea{width:100%;box-sizing:border-box;font:13px/1.5 var(--mono);border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:8px;margin-bottom:12px}
.clip{position:fixed;left:-9999px;top:0}
.prose #total table.sum{width:auto;min-width:300px;margin-bottom:12px}
#total .sum td{padding:3px 18px 3px 0;border:0;vertical-align:baseline}
#total .sum td.num{padding-right:0}
#total .sum tr.total td{border-top:3px double var(--rule);padding-top:6px;font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding-left:48px;margin-bottom:14px}
.steps li::before{content:counter(s);position:absolute;left:0;top:2px;width:30px;height:30px;border:1px solid var(--rule);color:var(--accent-ink);font-family:var(--mono);font-weight:500;display:flex;align-items:center;justify-content:center;font-size:13px}

/* documentation */
.doc-layout{display:grid;grid-template-columns:272px minmax(0,1fr);gap:48px;padding-top:40px;padding-bottom:24px}
.doc-side{position:sticky;top:16px;align-self:start;max-height:calc(100vh - 32px);overflow:auto;font-size:14.5px;padding-right:6px}
.doc-side .manuals{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.doc-side .manuals a,.doc-article .switcher a{font-family:var(--mono);border:1px solid var(--line);background:var(--surface);padding:3px 9px;font-size:12px;color:var(--ink)}
.doc-side .manuals a[aria-current],.doc-article .switcher a[aria-current]{border-color:var(--teal);color:var(--teal);background:var(--teal-soft)}
.toc,.toc ul{list-style:none;padding:0}
.toc ul{padding-left:14px;border-left:1px solid var(--line);margin:2px 0 4px 6px}
.toc li{margin:0}
.toc a{display:block;padding:4px 8px;color:var(--ink)}
.toc a:hover{background:var(--accent-soft);text-decoration:none}
.toc a[aria-current]{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}
.doc-article .switcher{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin:0 0 18px;display:flex;flex-wrap:wrap;gap:6px 14px;align-items:baseline}
.doc-article .switcher a:hover{text-decoration:none;border-color:var(--accent)}
.doc-nav{display:flex;justify-content:space-between;gap:16px;border-top:3px double var(--rule);margin-top:44px;padding-top:18px;font-size:15px}
.doc-nav span{display:block;font-family:var(--mono);font-size:11.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.doc-foot{margin-top:28px;font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.doc-toggle{display:none}

/* bibliography and landing pages */
.bib{list-style:none;padding:0;counter-reset:none}
.bib li{display:grid;grid-template-columns:52px minmax(0,1fr);overflow-wrap:anywhere;gap:10px;padding:12px 10px;border-bottom:1px solid var(--line);font-size:15.5px;line-height:1.5;scroll-margin-top:24px}
.bib li:target{background:var(--mark)}
.bib .n{font-family:var(--mono);color:var(--accent-ink)}
.bib .links{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-top:4px;display:flex;gap:14px;flex-wrap:wrap}
.bib .t a{color:var(--ink)}
.bib .t a:hover{color:var(--accent-ink)}
.citation{font-size:18px;line-height:1.5;border-left:3px solid var(--accent);padding:4px 18px;margin-bottom:24px;max-width:760px}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:6px 22px;font-size:15.5px;max-width:760px;margin-bottom:24px}
.kv dt{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.kv dd{margin:0}
.rights{font-size:13.5px;color:var(--muted)}
[popover]{border:1px solid var(--rule);background:var(--surface);color:var(--ink);padding:14px 16px;font-size:14.5px;line-height:1.5;max-width:420px;box-shadow:0 12px 32px rgba(0,0,0,.14);margin:auto}
@supports not selector(:popover-open){[popover]{display:none}}

/* changelog: a ledger, the release date in a mono column beside its items */
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.changelog{max-width:920px}
.changelog .intro{max-width:42em}
.years{display:flex;flex-wrap:wrap;gap:6px 18px;font-family:var(--mono);font-size:13.5px;margin:20px 0 0}
.year{font-size:28px;margin:48px 0 0;padding-bottom:8px;border-bottom:3px double var(--rule);scroll-margin-top:24px}
.release{display:grid;grid-template-columns:136px minmax(0,1fr);gap:6px 32px;border-top:1px solid var(--line);padding:20px 0;scroll-margin-top:24px}
.year + .release{border-top:0}
.release h3{font-family:var(--mono);font-weight:500;font-size:15px;line-height:1.5;margin:2px 0 0}
.release h3 a{color:var(--ink)}
.release .current{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--teal);margin-top:4px}
.release ul{padding-left:20px;margin:0}
.release li{margin-bottom:8px}
.release li:last-child{margin-bottom:0}
.release li::marker{color:var(--muted)}
.release li p{margin:4px 0 0}
.release li ul{margin:6px 0 4px}
.release li li{margin-bottom:3px}
@media (max-width:640px){.release{grid-template-columns:minmax(0,1fr)}.release .when{display:flex;align-items:baseline;gap:12px}.release .current{margin:0}}

/* 404 */
.notfound{padding:80px 0;max-width:640px}
.notfound .code{font-family:var(--mono);color:var(--accent-ink);letter-spacing:.1em}

@media (max-width:980px){.doc-layout{grid-template-columns:minmax(0,1fr);gap:16px}.doc-side{position:static;max-height:none;border:1px solid var(--line);background:var(--surface);padding:12px 14px}.doc-toggle{display:block}.doc-side .toc{display:none}.doc-side.open .toc{display:block}}
@media (max-width:880px){
  .hero .wrap{grid-template-columns:1fr;padding-top:40px;padding-bottom:40px}
  .home section{padding:44px 0}
  .matrix{grid-template-columns:1fr 1fr}
  .mx-corner,.mx-col{display:none}
  .mx-row{grid-column:1/-1;padding:14px 16px}
  .cites{grid-template-columns:1fr}
  .proof{grid-template-columns:1fr 1fr;row-gap:22px}
  .authors,.cols{grid-template-columns:1fr}
}
@media (max-width:540px){
  .matrix,.docs-list{grid-template-columns:1fr}
  .site-nav{gap:14px}
  .author{flex-direction:column}
  .wrap{padding:0 18px}
  .bib li{grid-template-columns:44px minmax(0,1fr)}
  .kv{grid-template-columns:1fr}
  .kv dt{padding-top:6px}
}
@media (max-width:600px){
  .price-table,.price-table tbody{display:block}
  .price-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .price-table tr{display:grid;grid-template-columns:1fr 1fr;column-gap:16px;padding:10px 0;border-bottom:1px solid var(--line)}
  .price-table td{border:0;padding:0}
  .price-table td:first-child{grid-column:1/-1;padding-bottom:6px}
  .price-table td.num{text-align:left;font-size:16px}
  .price-table td.num::before{content:attr(data-ed);display:block;font:500 12px/1.6 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.site-footer,.doc-side,.doc-nav{display:none}}