@font-face{font-family:Sahel;src:url('fonts/Sahel.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Sahel;src:url('fonts/Sahel-Bold.woff2') format('woff2');font-weight:600 700;font-display:swap}
@font-face{font-family:Sahel;src:url('fonts/Sahel-Black.woff2') format('woff2');font-weight:800 900;font-display:swap}
@font-face{font-family:Vazirmatn;src:url('fonts/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Vazirmatn;src:url('fonts/Vazirmatn-Bold.woff2') format('woff2');font-weight:600 700;font-display:swap}
:root{--bg:#f6f4ee;--panel:#fffef9;--ink:#202d30;--muted:#717c7a;--line:#dedfd6;--accent:#d7683e;--teal:#2f7b76;--blue:#4b779f;--purple:#8570a2;--shadow:0 12px 40px #202d3010;--card:#fffef9}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Atlas,Tahoma,Arial,sans-serif;font-size:14px;line-height:1.8}body.dark{--bg:#172124;--panel:#202d30;--ink:#edf1e9;--muted:#acb8b4;--line:#3b4b4b;--card:#243335;--shadow:0 12px 40px #0003}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{outline-offset:4px}button{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:7px 13px;cursor:pointer}button:hover{border-color:var(--accent);color:var(--accent)}button.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}header{height:78px;padding:0 4%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:var(--panel)}.brand{display:flex;gap:12px;align-items:center;font-size:17px;font-weight:bold;color:var(--ink)}.brand-mark{font-size:40px;color:var(--accent);line-height:1}.header-right{display:flex;align-items:center;gap:12px}.edition{font:10px ui-monospace,monospace;letter-spacing:2px;color:var(--muted)}main{max-width:1800px;margin:auto;padding:38px 4% 24px}.intro{display:flex;justify-content:space-between;gap:32px;align-items:center;margin-bottom:32px}.eyebrow{color:var(--accent);font-size:11px;letter-spacing:2px}h1{font-size:clamp(25px,3.3vw,44px);line-height:1.5;margin:8px 0}h2{font-size:18px;margin:0}h3{font-size:18px;line-height:1.6}.intro p{color:var(--muted);max-width:740px;margin:0}.intro-side{min-width:260px;text-align:end;color:var(--muted);font-size:12px}.pulse{display:inline-block;width:7px;height:7px;background:var(--teal);border-radius:50%;margin-inline-end:8px}#stats{display:flex;gap:24px;justify-content:end;margin-top:15px}#stats b{display:block;font-size:25px;color:var(--ink);line-height:1.4}nav{display:flex;gap:8px;border-bottom:1px solid var(--line);padding-bottom:18px;flex-wrap:wrap}nav button{background:transparent;border-color:transparent}nav .active{background:var(--panel)!important;color:var(--ink)!important;border-color:var(--line)!important;box-shadow:var(--shadow)}.toolbar{display:flex;gap:10px;margin:23px 0;flex-wrap:wrap}.search{display:flex;align-items:center;gap:10px;flex:1;min-width:240px;background:var(--panel);border:1px solid var(--line);padding:0 14px;border-radius:8px}.search span{font-size:24px;color:var(--muted)}input[type=search]{background:transparent;border:0;padding:11px 0;width:100%}select{background:var(--panel);border:1px solid var(--line);padding:7px 10px;border-radius:8px;max-width:210px}.stage-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:17px}.stage-heading p{margin:3px 0;color:var(--muted);font-size:12px}#viewActions{display:flex;gap:6px;flex-wrap:wrap}#canvas{position:relative;height:620px;overflow:hidden;border:1px solid var(--line);border-radius:15px;background-image:radial-gradient(var(--line) .8px,transparent .8px);background-size:20px 20px;background-color:var(--panel);touch-action:none;cursor:grab;direction:ltr}#canvas:active{cursor:grabbing}#map{position:absolute;top:0;left:0;transform-origin:0 0;width:1700px;height:1700px}#edges{position:absolute;top:0;left:0;overflow:visible}#edges path{fill:none;stroke:var(--line);stroke-width:1.5}#edges .relation{stroke:var(--accent);stroke-dasharray:5 6;opacity:.4}.paper-node{position:absolute;width:176px;min-height:78px;max-height:97px;overflow:hidden;background:var(--card);border:1px solid var(--line);border-inline-start:3px solid var(--node-color);border-radius:8px;padding:8px 10px;text-align:start;direction:ltr;box-shadow:0 3px 10px #00000005;transition:transform .75s cubic-bezier(.22,.7,.2,1),border-color .2s;cursor:pointer}.paper-node:hover,.paper-node.selected{border-color:var(--node-color);box-shadow:0 4px 16px #0002;z-index:4}.paper-node .n-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:11px;line-height:1.45;font-weight:600}.paper-node .n-meta{font:10px ui-monospace,monospace;color:var(--muted);margin-top:7px;display:flex;gap:6px;align-items:center}.paper-node .dot{width:5px;height:5px;background:var(--node-color);border-radius:50%}.paper-node .new{color:var(--accent)}.map-label{position:absolute;font-size:12px;font-weight:600;white-space:nowrap;color:var(--ink);transition:transform .75s}.map-label small{display:block;font-size:10px;font-weight:400;color:var(--muted)}.map-root{font-size:18px;color:var(--teal);padding:8px 18px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.map-key{position:absolute;bottom:12px;left:12px;display:flex;gap:12px;padding:7px 12px;border:1px solid var(--line);background:var(--panel);border-radius:8px;font-size:10px;pointer-events:none;direction:rtl}.map-key i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-inline-end:4px}.empty{padding:60px;text-align:center;color:var(--muted)}#peek{position:fixed;inset-inline-end:22px;top:110px;width:390px;max-height:calc(100vh - 140px);overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:15px;box-shadow:0 20px 90px #0003;padding:24px;z-index:8}.close-row{display:flex;justify-content:space-between;align-items:center}.tag{display:inline-block;padding:3px 8px;background:var(--bg);border:1px solid var(--line);border-radius:6px;font-size:11px;margin:3px}.tag.warn{color:var(--accent)}.peek-label{font-size:11px;color:var(--accent);margin-top:16px}.peek-text{font-size:13px;line-height:1.9;margin:5px 0}.button-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.primary{background:var(--teal);border-color:var(--teal);color:white}.primary:hover{color:white;filter:brightness(1.1)}.paper-table{width:100%;border-collapse:collapse;background:var(--panel);font-size:13px}.paper-table th{font-weight:400;font-size:11px;text-align:start;color:var(--muted);background:var(--bg)}.paper-table th,.paper-table td{padding:15px;border-bottom:1px solid var(--line)}.paper-table tr:hover td{background:var(--bg)}.paper-table .title-cell{max-width:540px}.title-cell button{background:none;padding:0;border:none;text-align:start;font-weight:600}.en{direction:ltr;unicode-bidi:plaintext}.year{font:12px ui-monospace,monospace;color:var(--accent)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:18px}.knowledge-card{padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.knowledge-card p{font-size:13px;color:var(--muted)}.knowledge-card h3{margin:8px 0}.glossary-term{font-size:20px;color:var(--teal)}.subtle{color:var(--muted);font-size:12px}#reader{position:fixed;inset:0;background:var(--bg);z-index:20;overflow-y:auto}.reader-top{position:sticky;top:0;z-index:3;background:var(--panel);border-bottom:1px solid var(--line);padding:12px 5%;display:flex;gap:10px;justify-content:space-between;align-items:center}.reader-shell{max-width:1350px;margin:auto;padding:35px 4%;display:grid;grid-template-columns:220px 1fr;gap:35px}.reader-toc{position:sticky;top:90px;align-self:start;font-size:12px}.reader-toc a{display:block;padding:7px;color:var(--muted);border-bottom:1px solid var(--line)}.reader-main{min-width:0}.reader-main h1{font-size:30px}.reader-main section{scroll-margin-top:85px;margin-top:30px}.reader-main section h2{margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--line)}.reader-main p,.reader-main li{font-size:14px;line-height:2.1}.reader-main li{margin-bottom:10px}.overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:25px 0}.overview-grid>div{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px}.overview-grid h4{margin:0;color:var(--accent);font-size:12px}.overview-grid p{font-size:13px}.evidence{display:inline-flex;gap:4px;flex-wrap:wrap;font-size:11px;margin-top:5px}.evidence a{padding:2px 7px;border:1px solid var(--line);border-radius:4px;background:var(--panel)}.figure-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.figure-card{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}.figure-card img{width:100%;height:290px;object-fit:contain;background:white;cursor:zoom-in}.figure-card figcaption{padding:17px;font-size:12px}.figure-card p{font-size:12px}.notes-area{width:100%;min-height:150px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:15px}.source-page{white-space:pre-wrap;direction:ltr;text-align:left;font:13px/1.8 Georgia,serif;background:var(--panel);padding:20px;overflow-wrap:anywhere}.source-page summary{cursor:pointer}.compare-grid{display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}#compareBar{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);padding:10px 20px;background:var(--ink);color:var(--bg);z-index:10;border-radius:12px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:center}#compareBar[hidden]{display:none}#toast{position:fixed;bottom:25px;inset-inline-end:25px;padding:12px 20px;background:var(--ink);color:var(--bg);border-radius:10px;z-index:40;opacity:0;transition:opacity .2s;pointer-events:none}#toast.show{opacity:1}footer{display:flex;gap:20px;margin-top:28px;color:var(--muted);font-size:11px}footer span{flex:1}details{margin:10px 0}.road-number{font:28px ui-monospace,monospace;color:var(--accent)}.road-links button{display:block;width:100%;margin-top:8px;text-align:start;font-size:12px}.status-pill{font-size:10px}.list-wrap{overflow-x:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden}.compare-name{padding:14px;border-bottom:1px solid var(--line)}[hidden]{display:none!important}
@media(max-width:950px){.edition{display:none}.intro{display:block}.intro-side{text-align:start;margin-top:20px}#stats{justify-content:start}.reader-shell{grid-template-columns:1fr}.reader-toc{position:static;display:flex;gap:5px;flex-wrap:wrap}.overview-grid{grid-template-columns:1fr}.compare-grid{grid-template-columns:1fr}#peek{width:min(390px,calc(100vw - 32px));inset-inline-end:16px}.stage-heading{align-items:start;flex-direction:column}.toolbar select{max-width:none;flex:1}.figure-grid{grid-template-columns:1fr}#canvas{height:540px}main{padding-top:25px}.header-right{gap:5px}header{padding:0 4%;height:68px}.brand{font-size:13px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{header,.toolbar,nav,#viewActions,#peek,#compareBar,.reader-top,.reader-toc,footer{display:none!important}#reader{position:static;overflow:visible}body:has(#reader:not([hidden])) #workspace{display:none}.reader-shell{display:block}.figure-card{break-inside:avoid}body{background:white;color:black}}