/* A working library: blue ink, clear files, generous reading measure. */
:root{--ink:#17233a;--muted:#657086;--blue:#244dd8;--line:#dce3ef;--paper:#fff;--wash:#f6f8fb;font-family:"Aptos","Segoe UI",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-size:16px;line-height:1.6}*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}button,input,select{font:inherit}button,a,input,select,iframe{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--blue)}.skip{position:absolute;top:-80px;left:20px;background:var(--paper);padding:10px;z-index:3}.skip:focus{top:12px}.site-header,.site-footer{max-width:1120px;margin:auto;padding:24px 32px;display:flex;align-items:center;gap:26px}.site-header{border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-size:17px;font-weight:650;letter-spacing:-.3px}.brand-mark{width:31px;height:34px;border-radius:8px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:850;font-size:19px}.site-header nav{margin-left:auto;display:flex;gap:26px}.site-header nav a{font-size:14px;text-decoration:none;color:var(--muted)}.catalog{max-width:1000px;margin:auto;padding:58px 32px 60px}.intro-note{margin:0 0 8px;font-size:14px;color:var(--blue)}h1{font-size:clamp(34px,5.3vw,56px);font-weight:650;line-height:1.12;letter-spacing:-2px;margin:0 0 20px}.intro>p:last-child{font-size:18px;color:var(--muted);margin:0;max-width:620px}.find{margin:40px 0 36px}.search-label{display:block;font-size:14px;font-weight:600;margin-bottom:9px}.search-field{display:flex;align-items:center;border:1px solid #b7c3d8;border-radius:9px;padding:8px 16px;gap:12px;box-shadow:0 2px 5px #24375706}.search-field:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px #244dd812}.search-field>span{font-size:29px;color:var(--blue);line-height:1}input[type=search]{width:100%;padding:9px 0;border:0;background:transparent;min-width:0;color:var(--ink);outline:none;font-size:17px}input::placeholder{color:#8190a6}kbd{font-family:inherit;color:var(--muted);font-size:12px;border:1px solid var(--line);border-radius:4px;padding:0 7px}.filters{display:flex;flex-wrap:wrap;gap:20px;margin-top:16px;font-size:13px;align-items:center}.filters label{color:var(--muted);display:flex;gap:8px;align-items:center}.filters select{padding:5px 24px 5px 7px;background:var(--paper);border:0;color:var(--ink);max-width:180px}.filters button{border:0;background:none;color:var(--blue);padding:4px;cursor:pointer;font-size:13px}.collection-heading{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);gap:15px;padding-bottom:12px}h2{font-size:18px;font-weight:600;letter-spacing:-.3px;margin:0}.collection-heading p{margin:0;font-size:13px;color:var(--muted)}.document-list{list-style:none;padding:0;margin:0}.document-row{display:grid;grid-template-columns:44px minmax(0,1fr) 20px;gap:19px;padding:26px 0;border-bottom:1px solid var(--line)}.file-kind{height:44px;width:38px;background:#edf2ff;border:1px solid #d6e0fc;border-radius:5px;color:var(--blue);font-size:12px;font-weight:700;display:grid;place-items:center;position:relative}.file-kind:after{content:"";width:10px;height:10px;border-left:1px solid #d6e0fc;border-bottom:1px solid #d6e0fc;position:absolute;right:-1px;top:-1px;border-radius:0 4px 0 3px;background:var(--paper)}.file-kind.html{background:#eef7f5;border-color:#d1e7df;color:#286657}.file-kind.html:after{border-color:#d1e7df}.document-copy h3{font-size:19px;line-height:1.35;letter-spacing:-.25px;margin:0 0 8px;font-weight:600}.document-copy h3 a{color:var(--ink);text-decoration:none}.document-copy h3 a:hover{color:var(--blue);text-decoration:underline}.document-copy p{font-size:14px;line-height:1.65;margin:0;color:var(--muted);max-width:690px}.document-meta{display:flex;flex-wrap:wrap;column-gap:18px;row-gap:3px;font-size:12px;color:var(--muted);margin-top:12px}.document-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px;font-size:11px;color:var(--blue)}.document-open{color:#9daabd;font-size:20px;margin-top:5px}.publish-note{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-top:42px;padding:25px 0}.publish-note h2{font-size:17px}.publish-note p{color:var(--muted);font-size:13px;margin:7px 0 0}.publish-note>a{flex-shrink:0;padding:9px 14px;border:1px solid var(--line);border-radius:6px;text-decoration:none;font-size:13px}.empty{padding:45px 0;color:var(--muted)}.search-error{background:#fff6dc;color:#74531b;border-radius:6px;padding:14px}.site-footer{border-top:1px solid var(--line);font-size:12px;color:var(--muted);flex-wrap:wrap;justify-content:space-between}.site-footer a{color:var(--muted)}mark{color:inherit;background:#fff0b7}.reader{max-width:1000px;margin:auto;padding:38px 32px 70px}.reader-heading{margin-bottom:36px}.back-link{font-size:13px;text-decoration:none;display:inline-block;margin-bottom:25px}.reader h1{font-size:clamp(29px,4.8vw,43px);letter-spacing:-1.1px;max-width:850px}.reader-heading>p{max-width:770px;color:var(--muted);font-size:16px}.reader-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:12px;color:var(--muted)}.reader-meta a{color:var(--muted)}.prose{max-width:760px}.prose h1{font-size:32px;margin:35px 0 22px}.prose h2{font-size:24px;margin:36px 0 15px}.prose h3{font-size:18px;margin:28px 0 12px}.prose p,.prose ul,.prose ol{margin:16px 0}.prose li{margin:7px 0}.prose code{background:var(--wash);padding:2px 5px;border-radius:4px;font-size:.87em;font-family:ui-monospace,"SFMono-Regular",Consolas,monospace}.prose pre{background:var(--wash);padding:19px 21px;border:1px solid var(--line);border-radius:8px;overflow-x:auto;line-height:1.6}.prose pre code{padding:0;background:none}.prose img{max-width:100%;height:auto}.prose blockquote{border-left:3px solid var(--blue);margin:25px 0;padding-left:20px;color:var(--muted)}.prose table{border-collapse:collapse;width:100%;display:block;overflow:auto;font-size:14px}.prose th,.prose td{text-align:left;padding:10px;border-bottom:1px solid var(--line);vertical-align:top}.html-document{max-width:1280px}.html-reader{border:1px solid var(--line);border-radius:8px;overflow:hidden}.html-reader iframe{border:0;display:block;width:100%;height:78vh;min-height:550px;background:#fff}[hidden]{display:none!important}@media(max-width:600px){.site-header,.site-footer{padding:19px 20px}.site-header nav{gap:14px}.site-header nav a{font-size:12px}.brand{font-size:15px;gap:8px}.brand-mark{width:26px;height:29px;font-size:16px}.catalog{padding:38px 20px}.reader{padding:30px 20px 50px}.intro>p:last-child{font-size:16px}h1{letter-spacing:-1.2px}.find{margin-top:28px}.filters{gap:12px}input[type=search]{font-size:15px}.search-field{padding-left:12px}.document-row{grid-template-columns:32px minmax(0,1fr);gap:14px;padding:23px 0}.file-kind{width:30px;height:38px;font-size:10px}.document-open{display:none}.document-copy h3{font-size:17px}.publish-note{align-items:flex-start;flex-direction:column;gap:16px}.collection-heading h2{font-size:16px}.site-footer{gap:13px}.html-reader iframe{min-height:500px}.reader-meta{gap:12px}}