/* All fonts are installed system fonts; no network font service is used. */
html[lang=fa]{--ff-body:Tahoma,"Geeza Pro",Arial,sans-serif;--ff-display:Tahoma,"Geeza Pro",Arial,sans-serif;--ff-mono:Tahoma,"Geeza Pro",Arial,sans-serif;--font-display:Tahoma,"Geeza Pro",Arial,sans-serif;--font-body:Tahoma,"Geeza Pro",Arial,sans-serif}
html[lang=fa] body{font-family:Tahoma,"Geeza Pro",Arial,sans-serif;line-height:2}
html[lang=fa] h1,html[lang=fa] h2,html[lang=fa] h3,html[lang=fa] summary,html[lang=fa] nav,html[lang=fa] .label,html[lang=fa] footer{font-family:Tahoma,"Geeza Pro",Arial,sans-serif}
html[lang=fa] h1{line-height:1.55;font-size:clamp(2rem,4vw,3.2rem)}
html[lang=fa] h2{line-height:1.8}html[lang=fa] h3{line-height:1.9}
html[lang=fa] th,html[lang=fa] td{text-align:right}
html[lang=fa] .eyebrow,html[lang=fa] .section-number,html[lang=fa] .section-heading,html[lang=fa] .label,html[lang=fa] .hero-tag,html[lang=fa] .eq-label,html[lang=fa] .kr-label,html[lang=fa] .toc-box h3,html[lang=fa] .part-eyebrow{letter-spacing:normal;text-transform:none;line-height:1.9}
html[lang=fa] .hero-subtitle{font-style:normal;line-height:2}
html[lang=fa] .note,html[lang=fa] .worked,html[lang=fa] .check{border-left:1px solid var(--line,#d9dfdf);border-right:4px solid var(--accent,#176c70)}
html[lang=fa] .worked{border-right-color:var(--gold,#b77923)}
html[lang=fa] ol,html[lang=fa] ul{padding-left:0;padding-right:1.5rem}
html[lang=fa] .toc-box ol{padding:0}
html[lang=fa] .math,html[lang=fa] .eq-inline,html[lang=fa] svg{direction:ltr;unicode-bidi:isolate}
html[lang=fa] .math{text-align:center;overflow-x:auto;max-width:100%}
html[lang=fa] mjx-container{direction:ltr;unicode-bidi:isolate}
html[lang=fa] .formula-inline{direction:ltr;unicode-bidi:isolate}
.translation-banner{padding:.7rem 1.25rem;background:#e6f0ef;color:#183b44;font:13px/1.9 Tahoma,"Geeza Pro",Arial,sans-serif;border-bottom:1px solid #b6cdcc;text-align:right}
.translation-banner a{color:#125e62;font-weight:700}.language-switch{display:inline-block;padding:.25rem .7rem;border:1px solid currentColor;border-radius:6px;text-decoration:none;font:14px/1.7 Tahoma,Arial,sans-serif;unicode-bidi:isolate}
header .language-switch{margin-inline-end:1rem;margin-bottom:1rem;color:#b4e1df}
@media print{.translation-banner,.language-switch{display:none!important}}