.hdr[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:100;background:var(--header-bg);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid transparent;@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){background:var(--ground)}transition:border-color .35s var(--ease),box-shadow .35s var(--ease)}.hdr[data-astro-cid-3ef6ksr2].is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 28px -14px #000000b3}.hdr__in[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:min(1.25rem,20px);min-height:76px}.brand[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.65rem;margin-inline-end:auto;min-width:0}.brand[data-astro-cid-3ef6ksr2] 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var(--ease)}.nav__a[data-astro-cid-3ef6ksr2]:hover,.nav__a[data-astro-cid-3ef6ksr2].is-active{color:var(--ink);background:var(--line-soft);background:color-mix(in srgb,currentColor 9%,transparent)}.hdr__end[data-astro-cid-3ef6ksr2]{display:none;align-items:center;gap:.85rem;flex-wrap:wrap;justify-content:flex-end}.hdr__end[data-astro-cid-3ef6ksr2] .btn[data-astro-cid-3ef6ksr2]{min-width:0}.lang[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:var(--r-pill);padding:2px;font-size:.78rem;font-weight:500;line-height:1}.lang__on[data-astro-cid-3ef6ksr2],.lang__off[data-astro-cid-3ef6ksr2]{padding:.42rem .68rem;border-radius:var(--r-pill);transition:background-color .25s var(--ease),color .25s 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span[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}.drawer[data-astro-cid-3ef6ksr2]{position:fixed;inset:76px 0 0;z-index:99;background:var(--ground);padding:1.5rem var(--gutter) 2.5rem;overflow-y:auto;animation:din .3s var(--ease)}.drawer[data-astro-cid-3ef6ksr2][hidden]{display:none}@keyframes din{0%{opacity:0;transform:translateY(-8px)}}.drawer__list[data-astro-cid-3ef6ksr2]{list-style:none;padding:0;margin:0 0 1.75rem}.drawer__list[data-astro-cid-3ef6ksr2] li[data-astro-cid-3ef6ksr2]+li[data-astro-cid-3ef6ksr2]{border-top:1px solid var(--line)}.drawer__a[data-astro-cid-3ef6ksr2]{display:block;padding:.95rem 0;font-family:var(--display);font-size:1.3rem;color:var(--ink)}html[lang=fa] .drawer__a[data-astro-cid-3ef6ksr2]{font-family:var(--farsi);font-size:1.2rem;font-weight:500}.drawer__lang[data-astro-cid-3ef6ksr2]{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;margin:0 0 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b[data-astro-cid-sz7xmlte]{font-family:var(--display);font-size:1.25rem;font-weight:500;color:var(--ink)}.ft__brand[data-astro-cid-sz7xmlte] em[data-astro-cid-sz7xmlte]{font-family:var(--body);font-style:normal;font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}.ft__blurb[data-astro-cid-sz7xmlte]{max-width:40ch;margin-bottom:1.5rem;line-height:1.75}.ft__h[data-astro-cid-sz7xmlte]{font-family:var(--body);font-size:.76rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-bottom:1rem}.ft__col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;padding:0;display:grid;gap:.6rem}.ft__col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte],address[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte],.ft__blurb[data-astro-cid-sz7xmlte]{overflow-wrap:anywhere}.ft__col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte],address[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{transition:color .22s 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