.site-nav{position:sticky;top:0;z-index:1000;background:rgba(0,0,0,0.72);backdrop-filter:var(--lipa-blur,saturate(180%) blur(20px));-webkit-backdrop-filter:var(--lipa-blur,saturate(180%) blur(20px));border-bottom:1px solid var(--lipa-border,rgba(255,255,255,0.12))}.site-nav__inner{max-width:var(--lipa-max-wide,1100px);margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;width:100%;padding:10px 20px;min-height:48px}.site-nav__brand{color:var(--lipa-text,#f5f5f7);font-size:17px;font-weight:600;letter-spacing:-0.02em;text-decoration:none;font-family:var(--lipa-font,-apple-system,BlinkMacSystemFont,system-ui,sans-serif);flex-shrink:0}.site-nav__brand:hover{color:var(--lipa-accent,#00d4ff)}.nav-toggle{display:none;align-items:center;justify-content:center;gap:6px;flex-shrink:0;background:var(--lipa-surface,rgba(255,255,255,0.06));border:1px solid var(--lipa-border,rgba(255,255,255,0.12));color:var(--lipa-text,#f5f5f7);padding:8px 14px;border-radius:980px;cursor:pointer;font-family:inherit;font-size:14px;font-weight:600}.nav-toggle .nav-toggle__icon{display:flex;flex-direction:column;gap:4px;width:18px}.nav-toggle .nav-toggle__icon span{display:block;height:2px;background:currentColor;border-radius:1px;transition:transform 0.2s ease,opacity 0.2s}.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(1){transform:translateY(6px) rotate(45deg)}.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(2){opacity:0}.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nav-backdrop{display:none}.nav-links{display:flex;gap:4px;flex-wrap:nowrap;align-items:center}.nav-links a{color:var(--lipa-text-secondary,#a1a1a6);text-decoration:none;padding:8px 14px;border-radius:980px;font-size:14px;font-weight:500;white-space:nowrap;transition:color 0.2s,background 0.2s}.nav-links a:hover{color:var(--lipa-text,#f5f5f7);background:var(--lipa-surface,rgba(255,255,255,0.06))}.nav-links a[aria-current="page"]{color:var(--lipa-text,#f5f5f7);background:var(--lipa-surface,rgba(255,255,255,0.1));font-weight:600}.site-nav a:focus-visible,.nav-toggle:focus-visible{outline:2px solid var(--lipa-accent,#00d4ff);outline-offset:2px}.site-nav__top{display:contents}@media (max-width:900px){.site-nav__inner{flex-wrap:nowrap;position:relative;z-index:1003}.site-nav__top{display:flex;align-items:center;justify-content:space-between;width:100%;gap:12px}.nav-toggle{display:flex}.nav-links{position:fixed;top:var(--nav-offset,0px);right:0;width:min(300px,88vw);height:calc(100dvh - var(--nav-offset,0px));flex-direction:column;align-items:stretch;overflow-y:auto;padding:20px 16px 28px;padding-bottom:max(28px,env(safe-area-inset-bottom));background:rgba(17,17,19,0.98);border-left:1px solid var(--lipa-border,rgba(255,255,255,0.12));box-shadow:-8px 0 32px rgba(0,0,0,0.4);transform:translateX(100%);transition:transform 0.28s cubic-bezier(0.32,0.72,0,1);z-index:1002;gap:2px}.nav-links.is-open{transform:translateX(0)}.nav-links a{white-space:normal;padding:14px 16px;border-radius:12px;font-size:16px}.nav-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:1001;opacity:0;visibility:hidden;transition:opacity 0.22s ease,visibility 0.22s}.nav-backdrop.is-open{opacity:1;visibility:visible}}body.nav-drawer-open{overflow:hidden}