@import "https://fonts.googleapis.com/css2?family=Vazirmatn:wght@100..900&display=swap";*{box-sizing:border-box;margin:0;padding:0}html[lang=fa] body{font-family:Vazirmatn,Arial,sans-serif;font-weight:400}:root{--bg-dark:#050505;--bg-light:#0a0a0a;--border:#222;--text-primary:#fff;--text-muted:#555;--text-secondary:#666;--text-light:#888;--glass-border:#ffffff24;--glass-bg:#ffffff09}html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#444 #050505}body{background:var(--bg-dark);color:var(--text-primary);font-family:Arial,sans-serif}body::-webkit-scrollbar{width:10px}body::-webkit-scrollbar-track{background:#050505}body::-webkit-scrollbar-thumb{background:linear-gradient(#555,#222);border-radius:10px}body::-webkit-scrollbar-thumb:hover{background:linear-gradient(#777,#333)}.section-intro{letter-spacing:5px;color:var(--text-muted);margin:25px 0;font-size:15px;display:block}html[lang=fa] .section-intro{font-size:18px}.section-top{padding:25px 0}.section-top .section-label{margin:0}.section{background:var(--bg-dark);flex-direction:column;align-items:center;height:auto;min-height:100vh;padding:4vw 8vw;display:flex;position:relative}.section:nth-of-type(2n){background:var(--bg-light)}.full-page{position:relative}.lang-switch,.lang-switch:visited{letter-spacing:2px;color:#fff;border:1px solid var(--border);direction:ltr;border-radius:999px;align-items:center;gap:8px;padding:8px 16px;font-size:11px;text-decoration:none;transition:color .4s,border-color .4s,background .4s;display:inline-flex}.lang-switch svg{stroke-width:1.6px;width:14px;height:14px}.lang-switch:hover{color:#0a0a0a;background:#fff;border-color:#fff}.lang-switch[lang=fa]{letter-spacing:0;font-size:12px}.lang-bar{background:var(--bg-dark);direction:ltr;justify-content:flex-end;padding:24px 8vw 0;display:flex}