.header[data-astro-cid-3ef6ksr2]{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#fffffff2;backdrop-filter:blur(8px);border-bottom:1px solid transparent;z-index:100;transition:background var(--duration-normal) var(--ease-out),backdrop-filter var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out)}.header[data-astro-cid-3ef6ksr2].is-scrolled{background:#fffffffa;backdrop-filter:blur(12px);border-bottom-color:var(--color-border);box-shadow:0 1px #0000000a}[data-theme=dark] .header[data-astro-cid-3ef6ksr2]{background:#0a0a0af2}[data-theme=dark] .header[data-astro-cid-3ef6ksr2].is-scrolled{background:#0a0a0afa;box-shadow:0 1px #ffffff0a}.theme-toggle[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;color:var(--color-fg);border:1px solid var(--color-border);background:var(--color-bg);cursor:pointer;transition:border-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.theme-toggle[data-astro-cid-3ef6ksr2]:hover{border-color:var(--color-border-strong)}.theme-toggle[data-astro-cid-3ef6ksr2] .icon-moon[data-astro-cid-3ef6ksr2],[data-theme=dark] .theme-toggle[data-astro-cid-3ef6ksr2] .icon-sun[data-astro-cid-3ef6ksr2]{display:none}[data-theme=dark] .theme-toggle[data-astro-cid-3ef6ksr2] .icon-moon[data-astro-cid-3ef6ksr2]{display:block}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;height:100%}.logo[data-astro-cid-3ef6ksr2]{font-family:var(--font-heading);font-size:var(--text-xl);font-weight:700;letter-spacing:-.02em;text-decoration:none;color:var(--color-fg)}.nav-desktop[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-xl)}.nav-link[data-astro-cid-3ef6ksr2]{font-size:var(--text-sm);font-weight:500;letter-spacing:.02em;color:var(--color-fg);text-decoration:none;opacity:.6;transition:opacity var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out);position:relative}.nav-link[data-astro-cid-3ef6ksr2]:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--color-fg);transition:width var(--duration-normal) var(--ease-out)}.nav-link[data-astro-cid-3ef6ksr2]:hover{opacity:1}.nav-link[data-astro-cid-3ef6ksr2]:hover:after{width:100%}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-md)}.language-switcher[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:var(--space-xs);font-size:var(--text-sm);font-weight:500;color:var(--color-fg);opacity:.7;transition:opacity var(--duration-fast) var(--ease-out)}.language-switcher[data-astro-cid-3ef6ksr2]:hover,.language-switcher[data-astro-cid-3ef6ksr2] .is-active[data-astro-cid-3ef6ksr2]{opacity:1}.language-switcher[data-astro-cid-3ef6ksr2] .separator[data-astro-cid-3ef6ksr2]{color:var(--color-fg-subtle)}.mobile-menu-toggle[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:5px;padding:var(--space-sm);cursor:pointer}.mobile-menu-toggle[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{display:block;width:24px;height:2px;background:var(--color-fg);transition:transform var(--duration-normal) var(--ease-out)}.mobile-nav[data-astro-cid-3ef6ksr2]{display:none;position:fixed;top:var(--header-height);left:0;right:0;bottom:0;flex-direction:column;gap:var(--space-md);padding:var(--space-lg);background:var(--color-bg);border-top:1px solid var(--color-border);z-index:99}.mobile-nav[data-astro-cid-3ef6ksr2].is-open{display:flex;flex-direction:column;justify-content:flex-start;height:calc(100vh - var(--header-height));overflow-y:auto;background:var(--color-bg)}@supports (backdrop-filter: blur(16px)){.mobile-nav[data-astro-cid-3ef6ksr2].is-open{backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:color-mix(in srgb,var(--color-bg) 90%,transparent)}[data-astro-cid-3ef6ksr2][data-theme=dark] .mobile-nav[data-astro-cid-3ef6ksr2].is-open{background:color-mix(in srgb,var(--color-bg) 92%,transparent)}}.mobile-nav[data-astro-cid-3ef6ksr2] .nav-link[data-astro-cid-3ef6ksr2]{font-size:var(--text-lg);opacity:1;padding:var(--space-sm) 0}@media(max-width:768px){.nav-desktop[data-astro-cid-3ef6ksr2]{display:none}.mobile-menu-toggle[data-astro-cid-3ef6ksr2]{display:flex}}.footer[data-astro-cid-sz7xmlte]{padding:var(--space-xl) 0;border-top:1px solid var(--color-border)}.footer-inner[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:center}.footer-copyright[data-astro-cid-sz7xmlte]{font-size:var(--text-sm);color:var(--color-fg-muted)}.footer-links[data-astro-cid-sz7xmlte]{display:flex;gap:var(--space-md)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-fg-muted);transition:color var(--duration-fast) var(--ease-out)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-fg)}@media(max-width:768px){.footer-inner[data-astro-cid-sz7xmlte]{flex-direction:column;gap:var(--space-md);text-align:center}}.language-switcher[data-astro-cid-a2mxz4y6]{display:inline-flex;align-items:center;gap:var(--space-xs);font-size:var(--text-sm);font-weight:500;color:var(--color-fg-muted);transition:color var(--duration-fast) var(--ease-out)}.language-switcher[data-astro-cid-a2mxz4y6]:hover{color:var(--color-fg)}.language-switcher[data-astro-cid-a2mxz4y6] span[data-astro-cid-a2mxz4y6]{transition:color var(--duration-fast) var(--ease-out)}.language-switcher[data-astro-cid-a2mxz4y6] .is-active[data-astro-cid-a2mxz4y6]{color:var(--color-fg)}.language-switcher[data-astro-cid-a2mxz4y6] .separator[data-astro-cid-a2mxz4y6]{color:var(--color-fg-subtle)}