.app-nav[data-astro-cid-pux6a34n]{background:var(--bg-primary);padding:var(--space-sm) var(--space-md);border-bottom:var(--border);display:flex;align-items:center;justify-content:flex-start;position:sticky;top:0;z-index:100;backdrop-filter:blur(8px);gap:var(--space-md);height:60px}.nav-menu[data-astro-cid-pux6a34n]{display:flex;flex-direction:column;gap:var(--space-sm);align-items:stretch;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--color-gray-300) transparent}.nav-section[data-astro-cid-pux6a34n]{display:flex;flex-direction:column;gap:var(--space-xs);padding:var(--space-sm) 0;border-bottom:1px solid var(--color-gray-200)}.nav-section[data-astro-cid-pux6a34n]:last-child{border-bottom:none}.nav-section-title[data-astro-cid-pux6a34n]{font-size:var(--text-xs);font-weight:700;color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.08em;padding:0 var(--space-lg) var(--space-xs)}.nav-section-links[data-astro-cid-pux6a34n]{display:flex;flex-direction:column}.nav-menu[data-astro-cid-pux6a34n]::-webkit-scrollbar{width:6px}.nav-menu[data-astro-cid-pux6a34n]::-webkit-scrollbar-track{background:transparent}.nav-menu[data-astro-cid-pux6a34n]::-webkit-scrollbar-thumb{background:var(--color-gray-300);border-radius:3px}.nav-menu[data-astro-cid-pux6a34n]::-webkit-scrollbar-thumb:hover{background:var(--color-gray-400)}.nav-section-links[data-astro-cid-pux6a34n] a[data-astro-cid-pux6a34n]{padding:.6rem var(--space-lg);text-decoration:none;color:var(--text-secondary);transition:var(--transition);border:1px solid transparent;font-size:var(--text-sm);font-weight:500;position:relative;border-bottom:1px solid var(--color-gray-100);display:flex;align-items:center;line-height:1.4}.nav-section-links[data-astro-cid-pux6a34n] a[data-astro-cid-pux6a34n]:hover{background-color:var(--color-gray-50);color:var(--color-primary)}.nav-section-links[data-astro-cid-pux6a34n] a[data-astro-cid-pux6a34n]:last-child{border-bottom:none}.nav-section-links[data-astro-cid-pux6a34n] a[data-astro-cid-pux6a34n].active{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary);font-weight:600}.nav-section-links[data-astro-cid-pux6a34n] a[data-astro-cid-pux6a34n]:focus-visible{outline:2px solid var(--color-primary);outline-offset:-2px}.layout[data-astro-cid-sckkx6r4]{min-height:100vh;display:flex;flex-direction:column}.top-header[data-astro-cid-sckkx6r4]{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--bg-primary);border-bottom:var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-lg);z-index:1000}.header-left[data-astro-cid-sckkx6r4]{display:flex;align-items:center;gap:var(--space-md)}.menu-toggle[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:transparent;border:var(--border);border-radius:var(--border-radius);cursor:pointer;color:var(--text-secondary);transition:var(--transition)}.menu-toggle[data-astro-cid-sckkx6r4]:hover{background:var(--color-gray-100);color:var(--text-primary)}.logo[data-astro-cid-sckkx6r4]{display:flex;align-items:center;text-decoration:none}.logo-text[data-astro-cid-sckkx6r4]{font-size:var(--text-xl);font-weight:700;color:var(--color-primary);letter-spacing:-.025em}.header-right[data-astro-cid-sckkx6r4]{display:flex;align-items:center;gap:var(--space-md)}.header-link[data-astro-cid-sckkx6r4]{font-size:var(--text-sm);color:var(--text-secondary);text-decoration:none;padding:var(--space-sm) var(--space-md);border-radius:var(--border-radius);transition:var(--transition)}.header-link[data-astro-cid-sckkx6r4]:hover{color:var(--text-primary);background:var(--color-gray-100)}.main-container[data-astro-cid-sckkx6r4]{display:flex;flex:1;padding-top:var(--header-height)}.sidebar[data-astro-cid-sckkx6r4]{position:fixed;top:var(--header-height);left:0;bottom:0;width:var(--sidebar-width);background:var(--bg-sidebar);border-right:var(--border);overflow-y:auto;overflow-x:hidden;z-index:100;transition:transform .3s ease}.sidebar[data-astro-cid-sckkx6r4].collapsed{transform:translate(-100%)}.sidebar-nav[data-astro-cid-sckkx6r4]{padding:var(--space-md) 0}.sidebar[data-astro-cid-sckkx6r4] .app-nav{background:transparent;padding:0;border:none;position:static;height:auto;backdrop-filter:none}.sidebar[data-astro-cid-sckkx6r4] .nav-menu{display:flex;flex-direction:column;gap:2px;padding:0 var(--space-sm)}.sidebar[data-astro-cid-sckkx6r4] .nav-menu a{display:block;padding:var(--space-sm) var(--space-md);color:var(--text-secondary);text-decoration:none;font-size:var(--text-sm);font-weight:500;border-radius:var(--border-radius);border:none;transition:var(--transition)}.sidebar[data-astro-cid-sckkx6r4] .nav-menu a:hover{color:var(--text-primary);background:var(--color-gray-200)}.sidebar[data-astro-cid-sckkx6r4] .nav-menu a.active{color:var(--color-primary);background:#2563eb1a;font-weight:600}.sidebar-overlay[data-astro-cid-sckkx6r4]{display:none;position:fixed;top:var(--header-height);left:0;right:0;bottom:0;background:#0006;z-index:90;opacity:0;transition:opacity .3s ease}.sidebar-overlay[data-astro-cid-sckkx6r4].active{display:block;opacity:1}.main-content[data-astro-cid-sckkx6r4]{flex:1;margin-left:var(--sidebar-width);padding:var(--space-xl);min-height:calc(100vh - var(--header-height));transition:margin-left .3s ease}.sidebar[data-astro-cid-sckkx6r4].collapsed~.main-content[data-astro-cid-sckkx6r4]{margin-left:0}@media(max-width:1024px){.sidebar[data-astro-cid-sckkx6r4]{transform:translate(-100%)}.sidebar[data-astro-cid-sckkx6r4].mobile-open{transform:translate(0)}.main-content[data-astro-cid-sckkx6r4]{margin-left:0;padding:var(--space-lg)}}@media(max-width:768px){.top-header[data-astro-cid-sckkx6r4]{padding:0 var(--space-md)}.header-link[data-astro-cid-sckkx6r4]{display:none}.main-content[data-astro-cid-sckkx6r4]{padding:var(--space-md)}}