@font-face{font-family:YekanBakh;src:url('../assets/fonts/Yekan-Bakh-Medium.woff') format('woff');font-weight:400;font-display:swap}@font-face{font-family:YekanBakh;src:url('../assets/fonts/Yekan-Bakh-Bold.woff') format('woff');font-weight:700;font-display:swap}:root{--ink:#171717;--muted:#62625d;--paper:#fff;--soft:#f5f5f2;--line:#d7d7d0;--accent:#087f7c;--good:#14794d;--bad:#a62736}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:YekanBakh,Tahoma,sans-serif;line-height:1.95}a{color:inherit;text-underline-offset:4px}.wrap{width:min(1160px,calc(100% - 40px));margin:auto}.site-header{border-bottom:1px solid var(--line)}.nav{min-height:76px;display:flex;align-items:center;gap:25px}.brand{margin-left:auto}.brand img{display:block;width:170px}.nav-links{display:flex;gap:22px;font-size:14px}.button{border:1px solid var(--ink);padding:8px 15px;text-decoration:none}.page-hero{padding:68px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:60px;align-items:end}.kicker{color:var(--accent);font-size:13px;font-weight:700}.page-hero h1{font-size:clamp(38px,6vw,68px);line-height:1.25;margin:10px 0 18px;letter-spacing:-.02em}.lead{font-size:19px;color:#42423e;max-width:760px}.fact{border-top:2px solid var(--ink);padding-top:14px}.fact strong{font-size:34px;display:block}.fact span{color:var(--muted);font-size:13px}.content{padding:58px 0}.prose{max-width:850px;margin:auto}.prose section{padding:38px 0;border-bottom:1px solid var(--line)}.prose h2{font-size:30px;line-height:1.5;margin:0 0 14px}.prose h3{font-size:20px}.callout{background:var(--soft);border-right:4px solid var(--accent);padding:20px 24px}.principles{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--ink)}.principle{padding:26px 0;border-bottom:1px solid var(--line)}.principle:nth-child(odd){padding-left:26px;border-left:1px solid var(--line)}.principle:nth-child(even){padding-right:26px}.num{font:700 34px Arial;color:var(--accent)}.page-footer{background:var(--soft);border-top:1px solid var(--ink);padding:42px 0}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:50px}.page-footer img{width:165px}.page-footer a{display:block;margin:7px 0;font-size:14px}.page-footer h3{font-size:15px}.small{font-size:13px;color:var(--muted)}.range-nav{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}.range-nav a{border:1px solid var(--line);padding:7px 12px;text-decoration:none}.range-nav a:hover{border-color:var(--ink)}.data-table{overflow:auto;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;min-width:950px;font-size:13px}caption{text-align:right;padding:16px;font-weight:700}th,td{padding:11px;border-bottom:1px solid var(--line);text-align:center}thead th{background:var(--soft)}.up{color:var(--good)}.down{color:var(--bad)}code{direction:ltr;display:inline-block}.meta-list{border-top:1px solid var(--ink);margin-top:22px}.meta-row{display:grid;grid-template-columns:220px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
@media(max-width:760px){.nav-links{display:none}.page-hero{grid-template-columns:1fr;gap:25px;padding:42px 0}.principles{grid-template-columns:1fr}.principle,.principle:nth-child(odd),.principle:nth-child(even){padding:22px 0;border-left:0}.footer-grid{grid-template-columns:1fr}.meta-row{grid-template-columns:1fr;gap:2px}.wrap{width:calc(100% - 24px)}}