.nav-header[data-astro-cid-dmqpwcec]{position:sticky;top:0;z-index:100;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.nav[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:center;position:relative;max-width:var(--container-max);margin:0 auto;padding:var(--space-3) var(--space-4)}.nav-brand[data-astro-cid-dmqpwcec]{font-size:var(--text-lg);font-weight:700;color:var(--color-text);text-decoration:none}.nav-brand[data-astro-cid-dmqpwcec]:hover{color:var(--color-primary);text-decoration:none}.nav-page-title[data-astro-cid-dmqpwcec]{font-size:var(--text-lg);font-weight:700;color:var(--color-text);line-height:1.2}.nav-brand-stacked[data-astro-cid-dmqpwcec]{position:absolute;right:var(--space-4);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;align-items:flex-end;font-size:var(--text-2xs);color:var(--color-text-muted);text-decoration:none;font-weight:400;line-height:1.2}.nav-brand-stacked[data-astro-cid-dmqpwcec]:hover{color:var(--color-text-secondary);text-decoration:none}.menu-toggle[data-astro-cid-dmqpwcec]{position:absolute;left:var(--space-4);display:flex;align-items:center;justify-content:center;width:44px;height:44px;background:transparent;border:none;cursor:pointer;padding:0}.hamburger[data-astro-cid-dmqpwcec]{position:relative;width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:background var(--transition-fast)}.hamburger[data-astro-cid-dmqpwcec]:before,.hamburger[data-astro-cid-dmqpwcec]:after{content:"";position:absolute;left:0;width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:transform var(--transition-base)}.hamburger[data-astro-cid-dmqpwcec]:before{top:-7px}.hamburger[data-astro-cid-dmqpwcec]:after{top:7px}.menu-toggle[data-astro-cid-dmqpwcec][aria-expanded=true] .hamburger[data-astro-cid-dmqpwcec]{background:transparent}.menu-toggle[data-astro-cid-dmqpwcec][aria-expanded=true] .hamburger[data-astro-cid-dmqpwcec]:before{transform:translateY(7px) rotate(45deg)}.menu-toggle[data-astro-cid-dmqpwcec][aria-expanded=true] .hamburger[data-astro-cid-dmqpwcec]:after{transform:translateY(-7px) rotate(-45deg)}.nav-menu[data-astro-cid-dmqpwcec]{display:none;position:fixed;inset:0;background:var(--color-surface);padding:var(--space-4);z-index:150;overflow-y:auto;flex-direction:column}.nav-menu[data-astro-cid-dmqpwcec].is-open{display:flex}.nav-menu-header[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:space-between;padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border);margin-bottom:var(--space-2)}.nav-menu-header-right[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:var(--space-2)}.menu-close[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:center;background:var(--color-danger, #e53935);color:#fff;border:none;border-radius:999px;font-size:1.25rem;font-weight:600;width:32px;height:32px;cursor:pointer;margin-left:var(--space-3);box-shadow:0 0 4px #0000001f;transition:background .2s}.menu-close[data-astro-cid-dmqpwcec]:hover{background:var(--color-danger-hover, #d32f2f)}.nav-links[data-astro-cid-dmqpwcec]{list-style:none;display:flex;flex-direction:column;gap:0}.nav-link[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);font-size:var(--text-base);font-weight:500;color:var(--color-text);text-decoration:none;border-radius:var(--radius-md);transition:background var(--transition-fast)}.nav-link[data-astro-cid-dmqpwcec]:hover{background:var(--color-surface-alt);text-decoration:none}.nav-link--no-hover[data-astro-cid-dmqpwcec]:hover{background:transparent;cursor:default}.nav-link-emoji[data-astro-cid-dmqpwcec]{font-size:var(--text-lg);width:24px;text-align:center}.theme-toggle-row[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:space-between;padding:0;margin-top:0}.theme-toggle-row[data-astro-cid-dmqpwcec] .nav-link[data-astro-cid-dmqpwcec]{padding:var(--space-2) var(--space-3);flex:1}.theme-toggle-btn[data-astro-cid-dmqpwcec]{position:relative;width:56px;height:28px;background:var(--color-surface-alt);border:1px solid var(--color-border);border-radius:var(--radius-full);cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:0 6px}.theme-icon[data-astro-cid-dmqpwcec]{font-size:14px;z-index:1;transition:opacity var(--transition-fast)}.theme-icon--light[data-astro-cid-dmqpwcec]{opacity:.4}.theme-icon--dark[data-astro-cid-dmqpwcec],[data-theme=light] .theme-icon--light[data-astro-cid-dmqpwcec]{opacity:1}[data-theme=light] .theme-icon--dark[data-astro-cid-dmqpwcec]{opacity:.4}.theme-toggle-slider[data-astro-cid-dmqpwcec]{position:absolute;top:3px;left:31px;width:20px;height:20px;background:var(--color-surface);border-radius:50%;box-shadow:var(--shadow-sm);transition:left var(--transition-base)}[data-theme=light] .theme-toggle-slider[data-astro-cid-dmqpwcec]{left:3px}.nav-auth-desktop[data-astro-cid-dmqpwcec]{display:none}@media(min-width:768px){.nav-brand[data-astro-cid-dmqpwcec],.nav-page-title[data-astro-cid-dmqpwcec],.nav-brand-stacked[data-astro-cid-dmqpwcec],.menu-toggle[data-astro-cid-dmqpwcec]{display:none}.nav-menu[data-astro-cid-dmqpwcec]{display:flex;position:static;flex-direction:column;align-items:center;gap:var(--space-3);background:transparent;padding:0;overflow:visible;min-width:0;width:100%}.nav-menu-header[data-astro-cid-dmqpwcec]{display:none}.nav-links[data-astro-cid-dmqpwcec]{flex-direction:row;flex-wrap:wrap;justify-content:center;gap:var(--space-1)}.nav-link[data-astro-cid-dmqpwcec]{padding:var(--space-2) var(--space-3);font-size:var(--text-sm);gap:var(--space-2)}.nav-link-emoji[data-astro-cid-dmqpwcec]{font-size:var(--text-sm);width:auto}.theme-toggle-row[data-astro-cid-dmqpwcec]{padding:0}#nav-account-item[data-astro-cid-dmqpwcec]{display:none}.nav-auth-desktop[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:var(--space-3)}.nav-secondary[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:center;gap:var(--space-4);flex-wrap:wrap}}