@import url('../fonts/fonts.css');:root{--paper:#f6f7f8;--white:#fff;--ink:#20282f;--muted:#626c75;--line:#dce1e5;--orange:#c4491b;--dark:#202a34;--sans:'IBM Plex Sans',sans-serif;--mono:'IBM Plex Mono',monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 var(--sans)}a{color:inherit;text-decoration:none}a:hover{color:var(--orange)}button,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #316da5;outline-offset:3px}.skip{position:absolute;top:-80px;left:10px;background:white;padding:10px;z-index:20}.skip:focus{top:10px}header{height:88px;display:flex;align-items:center;padding:0 max(4.3%,calc((100% - 1316px)/2));border-bottom:1px solid var(--line);background:white}.brand{display:flex;align-items:center;gap:11px;font-size:17px;letter-spacing:.025em;font-weight:600;line-height:1.15}.brand>span:last-child>span{display:block;font-size:11px;letter-spacing:.14em;margin-top:4px}.brandmark{height:37px;width:37px;color:var(--orange)}.brandmark svg{width:100%;height:100%;fill:currentColor}header nav{margin-left:auto;display:flex;gap:30px;align-items:stretch;height:100%}header nav a{display:flex;align-items:center;font-size:14px;position:relative}header nav a[aria-current]:after{content:'';height:2px;background:var(--orange);position:absolute;bottom:0;left:0;right:0}main{max-width:1316px;margin:auto;padding:0 4.3%}.learn-intro{padding:62px 0 38px;max-width:780px}.eyebrow{font:12px var(--mono);letter-spacing:.1em;color:var(--orange)}h1,h2,p{margin:0}h1{font-size:52px;line-height:1.1;font-weight:500;letter-spacing:-.04em;margin:11px 0 17px}h2{font-size:25px;line-height:1.25;font-weight:500;letter-spacing:-.02em}.learn-intro p{font-size:17px;color:var(--muted);max-width:690px}.library{background:white;border:1px solid #cbd2d8;margin-bottom:60px}.library-tools{display:flex;justify-content:space-between;align-items:end;gap:25px;padding:21px}.library-tools label{flex:1}.library-tools label>span{font-size:13px;font-weight:500;display:block;margin-bottom:7px}.library-tools input{width:100%;max-width:620px;border:1px solid #bfc8cf;padding:12px 13px;background:#fbfcfc;font-size:15px}.library-count{display:flex;align-items:baseline;gap:8px}.library-count strong{font:25px var(--mono);font-weight:500}.library-count span{font-size:13px;color:var(--muted)}.category-filters{display:flex;gap:7px;overflow:auto;padding:12px 21px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.category-filters button{white-space:nowrap;border:1px solid var(--line);background:white;padding:8px 10px;font-size:13px;color:var(--muted)}.category-filters button span{font:11px var(--mono);margin-left:5px}.category-filters button.active{background:var(--dark);color:white;border-color:var(--dark)}.record-list{display:grid;grid-template-columns:repeat(3,1fr)}.record{min-height:149px;padding:19px;display:flex;flex-direction:column;border-right:1px solid var(--line);border-bottom:1px solid var(--line);position:relative}.record:nth-child(3n){border-right:0}.record:hover{background:#f2f4f5;color:var(--ink)}.record-meta{font:11px var(--mono);color:var(--muted);text-transform:uppercase}.record strong{font-size:16px;font-weight:500;line-height:1.35;margin:8px 22px 3px 0}.record>span:nth-child(3),.record em{font-size:13px;color:var(--muted);font-style:normal}.record em{margin-top:auto;padding-top:10px}.record b{position:absolute;top:18px;right:18px;color:var(--orange);font-weight:400}.record[hidden]{display:none}#learn-empty{padding:50px;text-align:center;color:var(--muted)}.crumbs{display:flex;gap:9px;align-items:center;padding:24px 0;font-size:13px;color:var(--muted);overflow:auto;white-space:nowrap}.detail{display:grid;grid-template-columns:minmax(0,1fr) 320px;background:white;border:1px solid #cbd2d8}.detail-main{padding:37px 42px}.detail-kicker{display:flex;justify-content:space-between;color:var(--muted);font:11px var(--mono);letter-spacing:.08em}.detail h1{font-size:45px;margin:18px 0 8px}.dek{font-size:17px;color:var(--muted)}.identity{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:29px 0}.identity>div{padding:15px 18px;border-right:1px solid var(--line)}.identity>div:first-child{padding-left:0}.identity>div:last-child{border:0}.identity span,.identity strong{display:block}.identity span{font-size:12px;color:var(--muted)}.identity strong{font-size:15px;font-weight:500;margin-top:3px}.overview{margin-bottom:32px}.overview h2,.notes h2{margin-bottom:10px}.overview p,.notes p{color:var(--muted);font-size:15px;line-height:1.75;margin-bottom:9px;max-width:76ch}.section-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:12px}.section-title>span,.section-title>a{font-size:12px;color:var(--muted)}.spec-wrap{border:1px solid var(--line)}table{border-collapse:collapse;width:100%}th,td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left}tr:last-child th,tr:last-child td{border-bottom:0}th{width:55%;font-size:14px;font-weight:400;color:var(--muted)}td{font:14px var(--mono);font-weight:500}td span{font-size:11px;color:var(--muted)}.notes{border-top:1px solid var(--line);margin-top:32px;padding-top:27px}.notes a{font-size:14px;color:var(--orange)}.detail-actions{display:flex;align-items:center;gap:20px;margin-top:28px}.primary,.secondary{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:12px 16px;font-size:14px}.primary{background:var(--orange);color:white}.primary:hover{background:#a63b13;color:white}.secondary{border:1px solid #bfc8cf}.detail aside{background:var(--dark);color:white;padding:28px 25px}.aside-label{font:11px var(--mono);letter-spacing:.08em;color:#aeb9c3;border-bottom:1px solid #45515d;padding-bottom:13px}.detail dl{margin:4px 0 24px}.detail dl div{padding:14px 0;border-bottom:1px solid #45515d}.detail dt{font-size:12px;color:#aeb9c3}.detail dd{font-size:15px;margin:3px 0 0}.detail aside p{font-size:13px;color:#b8c2cb;line-height:1.6}.related{padding:42px 0 58px}.related>div:last-child{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.related>div:last-child a{background:white;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px;min-height:112px}.related a span,.related a small{display:block;font-size:12px;color:var(--muted)}.related a strong{font-size:15px;font-weight:500;display:block;margin:5px 0}footer{border-top:1px solid var(--line);padding:28px max(4.3%,calc((100% - 1316px)/2));display:flex;justify-content:space-between;gap:20px;font-size:13px;color:var(--muted)}footer a{font-weight:600;color:var(--ink)}@media(max-width:850px){.record-list{grid-template-columns:repeat(2,1fr)}.record:nth-child(3n){border-right:1px solid var(--line)}.record:nth-child(2n){border-right:0}.detail{grid-template-columns:1fr}.detail aside{order:-1}.related>div:last-child{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){header{height:72px;padding:0 5%}.brand{font-size:15px}.brandmark{width:30px;height:30px}header nav a:first-child{display:none}header nav{gap:18px}main{padding:0 5%}.learn-intro{padding:39px 0 27px}h1{font-size:37px}.learn-intro p{font-size:15px}.library-tools{align-items:start;padding:16px;display:block}.library-count{margin-top:12px}.category-filters{padding:10px 16px}.record-list{grid-template-columns:1fr}.record,.record:nth-child(3n){border-right:0}.detail-main{padding:27px 20px}.detail h1{font-size:34px}.identity{grid-template-columns:1fr}.identity>div,.identity>div:first-child{padding:11px 0;border-right:0;border-bottom:1px solid var(--line)}.identity>div:last-child{border:0}.detail-actions{align-items:stretch;flex-direction:column}.related>div:last-child{grid-template-columns:1fr}footer{padding:24px 5%;display:block}footer span{display:block;margin-top:5px}}