:root{--ink:#21323b;--muted:#65727a;--line:#dce2e4;--paper:#fff;--wash:#f4f6f7;--accent:#245f70;--soft:#eaf2f4;--serif:Georgia,'Times New Roman',serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65}a{color:var(--accent);text-underline-offset:4px}button,input,select{font:inherit}button,a,select,input{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #bb8030;outline-offset:4px}header{padding:23px 4%;display:flex;gap:32px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;gap:14px;align-items:center;text-decoration:none;color:var(--ink);font:48px/1 var(--serif)}.brand>span{border-left:1px solid #b9c6cb;padding-left:14px;font:bold 12px/1.6 Arial;letter-spacing:1.4px}.brand small{display:block;font-size:10px;font-weight:normal;letter-spacing:1.5px;color:var(--muted)}nav{display:flex;gap:25px;flex-wrap:wrap}nav a{font-size:14px;color:var(--muted);text-decoration:none;padding:7px 0;border-bottom:2px solid transparent}nav a.active{color:var(--ink);border-bottom-color:var(--accent)}.skip{position:absolute;top:-70px;background:white;padding:12px;z-index:99}.skip:focus{top:5px}.workspace{max-width:1500px;margin:auto;display:grid;grid-template-columns:255px minmax(0,1fr)}.sidebar{border-right:1px solid var(--line);padding:34px 25px 40px 30px;background:#fafbfc}.eyebrow{font-size:12px;letter-spacing:1.7px;text-transform:uppercase;font-weight:bold;color:var(--muted);margin:0 0 15px}.cat-link{display:flex;align-items:baseline;gap:12px;padding:12px 10px;margin:3px -10px;text-decoration:none;color:#4b5b64;font-size:14px;line-height:1.45;border-radius:3px}.cat-link:hover,.cat-link.selected{background:var(--soft);color:#174f61}.cat-link b{font-size:11px;color:#87959c;font-weight:normal}.cat-link span{flex:1}.cat-link small{font-size:11px;color:#87959c}.sidebar-note{margin-top:35px;padding-top:24px;border-top:1px solid var(--line);font:italic 18px/1.5 var(--serif)}.sidebar-note a{display:block;font:13px Arial;margin-top:15px}.main{padding:36px 46px 65px;min-width:0}.title-row{display:flex;align-items:start;justify-content:space-between;gap:20px}h1{font:normal clamp(32px,3.4vw,47px)/1.14 var(--serif);letter-spacing:-1px;margin:0 0 15px;max-width:850px}h2{font:normal 29px/1.25 var(--serif);margin:30px 0 15px}h3{font:normal 23px/1.3 var(--serif);margin:0 0 12px}p{margin:0 0 16px}.subtitle{color:var(--muted);font-size:15px;max-width:670px}.edition{font-size:12px;white-space:nowrap;color:var(--muted);border-top:2px solid var(--ink);padding-top:9px}.search-wrap{margin-top:27px;position:relative}.search-wrap span{position:absolute;left:19px;top:10px;font-size:26px;color:var(--muted)}input[type=search]{width:100%;border:1px solid #b9c7cd;background:white;padding:15px 18px 15px 50px;border-radius:4px;font-size:17px;color:var(--ink)}.filters{display:flex;gap:13px;align-items:end;flex-wrap:wrap;padding:17px 0 22px}.filters label{display:flex;flex-direction:column;font-size:12px;color:var(--muted);gap:5px}.filters select{border:1px solid var(--line);border-radius:3px;padding:7px 30px 7px 10px;background:white;max-width:320px;font-size:14px;color:var(--ink)}.view-switch{display:flex;margin-left:auto;border:1px solid var(--line);border-radius:3px}.view-switch button{border:0;padding:9px 15px;background:white;font-size:14px;color:var(--muted);cursor:pointer}.view-switch button[aria-pressed=true]{background:var(--ink);color:white}.results-head{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:20px 0 15px;gap:15px;align-items:center}.results-head p{font-size:13px;color:var(--muted);margin:0}.text-button{border:0;background:none;color:var(--accent);text-decoration:underline;font-size:13px;cursor:pointer}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.card{border:1px solid var(--line);padding:22px 24px;display:block;text-decoration:none;color:var(--ink);border-radius:3px;transition:background .15s,border-color .15s}.card:hover{background:#f8fafb;border-color:#93afb9}.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.card h3{font-size:23px;margin:0}.card p{font-size:14px;color:#52646e;line-height:1.6;margin-bottom:16px}.card-foot{display:flex;align-items:center;justify-content:space-between;font-size:11px;letter-spacing:.7px;text-transform:uppercase;color:var(--muted)}.badge{font:11px/1.4 Arial;letter-spacing:.3px;border-radius:2px;padding:4px 7px;white-space:nowrap;background:#edf2ef;color:#436454}.badge.advanced{background:#ebf0f6;color:#48647d}.badge.specialist{background:#f1edf4;color:#755b80}.sequence{display:flex;flex-wrap:wrap;gap:8px;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--accent)}.sequence span:not(:last-child):after{content:' →';color:#91a5ad;margin-left:8px}.method-strip{margin:28px 0 0;padding:19px 22px;background:var(--wash);border-left:3px solid var(--accent)}.method-strip p{font:18px var(--serif);margin:0 0 9px}.alphabet{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:23px}.alphabet button{width:32px;height:35px;border:1px solid var(--line);background:white;color:var(--ink);cursor:pointer}.alphabet button[aria-pressed=true]{background:var(--ink);color:white}.alphabet button:disabled{color:#bcc4c7;cursor:default}.az-list{columns:2;column-gap:45px}.az-group{break-inside:avoid;margin-bottom:25px}.az-group h2{border-bottom:1px solid var(--line);padding-bottom:8px}.az-group a{display:flex;justify-content:space-between;padding:8px 0;text-decoration:none;font:19px var(--serif)}.empty{padding:45px 15px;text-align:center;background:var(--wash)}.reading-shell{max-width:1220px;margin:auto;padding:38px 40px 70px;display:grid;grid-template-columns:minmax(0,780px) 220px;gap:65px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:25px}.breadcrumb a{text-decoration:none}.entry-title{margin:15px 0 16px;font-size:52px}.entry-meta{display:flex;gap:12px;align-items:center;margin-bottom:25px;font-size:13px;color:var(--muted)}.definition{font:23px/1.6 var(--serif);padding-bottom:25px;border-bottom:1px solid var(--line)}.reading-shell article h2{font:13px/1.5 Arial;font-weight:bold;letter-spacing:1.3px;text-transform:uppercase;margin-top:32px;color:var(--accent)}.reading-shell article p,.reading-shell li{font-size:17px;line-height:1.8}.example{border-left:3px solid #7c9daa;background:var(--wash);padding:23px 26px;margin:0;white-space:pre-wrap;font:22px/1.7 var(--serif)}.example-label{font-size:12px!important;color:var(--muted);margin-top:7px}.importance{padding:1px 25px 9px;background:#f0f5f7;border:1px solid #dbe7eb;border-radius:3px;margin-top:30px}.reading-aside{padding-top:76px}.reading-aside a{display:block;margin:10px 0;font-size:14px;text-decoration:none}.reading-aside .box{border-top:1px solid var(--line);padding-top:20px;margin-top:25px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{display:inline-block;text-decoration:none;border:1px solid var(--line);padding:7px 12px;border-radius:3px;font-size:14px}.comparison-inline{background:#fafafa;border:1px solid var(--line);padding:18px 22px;margin-bottom:10px}.comparison-inline p{font-size:15px!important;margin:6px 0}.page{max-width:1130px;margin:auto;padding:42px 40px 70px}.page-intro{max-width:750px;font-size:18px;color:var(--muted)}.comparison-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:30px}.comparison{border:1px solid var(--line);padding:25px;scroll-margin-top:20px}.comparison h2{font-size:24px;margin:0 0 18px}.comparison .pair{display:grid;grid-template-columns:1fr 1fr;gap:20px;border-top:1px solid var(--line);padding-top:17px}.pair strong{font-size:14px}.pair p{font-size:14px;margin:7px 0}.comparison .distinction{font-size:15px;margin:18px 0 0;background:var(--wash);padding:14px}.prose{max-width:820px}.prose p{font-size:17px;line-height:1.85}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:30px 0}.step{background:var(--wash);padding:20px}.step:before{counter-increment:step;content:'0' counter(step);color:#76909c;font:28px var(--serif)}.step h3{font:17px Arial;margin:10px 0}.step p{font-size:14px;line-height:1.65;margin:0}.worked{margin:40px 0;border-top:1px solid var(--line);padding-top:5px}.analysis-level{padding:19px 23px;border-left:3px solid #ccd5d9;background:#fafbfc;margin:12px 0}.analysis-level:last-child{border-color:var(--accent);background:#eef4f6}.analysis-level h3{font:bold 12px Arial;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}.analysis-level p{margin:0;font-size:16px}.source{border-bottom:1px solid var(--line);padding:22px 0}.source h3{font-size:22px}.source p{font-size:15px}.note{font-size:14px!important;color:var(--muted)}footer{border-top:1px solid var(--line);display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between;padding:25px 4%;font-size:12px;color:var(--muted)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(min-width:1400px){.main{padding-left:55px;padding-right:55px}}@media(max-width:1000px){header{align-items:start;gap:20px}nav{gap:12px 20px}.workspace{grid-template-columns:210px minmax(0,1fr)}.sidebar{padding:30px 20px}.main{padding:30px 25px}.grid{grid-template-columns:1fr}.reading-shell{gap:30px;grid-template-columns:minmax(0,1fr) 180px}.edition{display:none}.comparison-grid{grid-template-columns:1fr}}@media(max-width:700px){header{display:block;padding:18px 22px}.brand{font-size:39px}nav{margin-top:18px;gap:8px 20px}nav a{font-size:13px}.workspace{display:block}.sidebar{display:none}.main,.page{padding:27px 22px 45px}h1{font-size:35px;letter-spacing:-.7px}.subtitle{font-size:14px}.filters{gap:10px}.filters label:first-child{width:100%}.filters select{max-width:100%;width:100%}.view-switch{margin-left:auto}.card{padding:20px}.reading-shell{display:block;padding:25px 23px 45px}.entry-title{font-size:40px}.definition{font-size:22px}.reading-aside{padding-top:20px}.reading-aside>div:first-child{display:none}.reading-shell article p,.reading-shell li{font-size:16px}.comparison{padding:22px}.comparison .pair{gap:16px}.steps{grid-template-columns:1fr 1fr}.az-list{columns:1}.example{padding:18px;font-size:20px}.entry-meta{flex-wrap:wrap}.importance{padding-left:18px;padding-right:18px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{header,.sidebar,.reading-aside,footer,.filters,.search-wrap,.skip{display:none}.reading-shell,.workspace{display:block;padding:0}.main{padding:0}.importance{background:white}.example{break-inside:avoid}a{color:inherit}.page{padding:0}}
.load-button{border:1px solid #b8c8cf;background:white;color:var(--ink);border-radius:3px;padding:12px 22px;cursor:pointer;font-size:14px}.load-button:hover{background:var(--soft)}.load-button span{color:var(--muted);margin-left:8px}.card-top{flex-wrap:wrap}main:focus{outline:none}li{margin-bottom:8px}.comparison h2 a{color:inherit}cite{font-style:italic}@media(max-width:380px){.steps{grid-template-columns:1fr}.comparison .pair{grid-template-columns:1fr}.filters .view-switch{margin-left:0}.entry-title{font-size:36px}}