.an-header{position:sticky;top:0;z-index:40;background:radial-gradient(circle at 0 0,rgba(147,51,234,0.24),transparent 55%),radial-gradient(circle at 100% 0,rgba(6,182,212,0.22),transparent 55%),linear-gradient(145deg,rgba(5,4,10,0.98),rgba(5,4,10,0.98));backdrop-filter:blur(18px);border-bottom:1px solid rgba(46,42,69,0.9);box-shadow:0 18px 40px rgba(0,0,0,0.85)}.an-header__inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding-block:1rem}.an-header__brand{display:inline-flex;align-items:center;gap:0.75rem}.an-header__logo-mark{width:32px;height:32px;border-radius:12px;background:radial-gradient(circle at 20% 15%,#f9fafb 0,#a855f7 35%,#4c1d95 55%,#020617 100%);box-shadow:0 0 16px rgba(147,51,234,0.8),0 0 32px rgba(6,182,212,0.35)}.an-header__brand-text{display:flex;flex-direction:column;line-height:1.1}.an-header__brand-name{font-family:var(--font-display);font-size:1.1rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--color-gray-100)}.an-header__brand-tagline{font-family:var(--font-body);font-size:0.65rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--color-muted)}.an-header__nav{display:flex;align-items:center}.an-header__nav-list{display:flex;align-items:center;gap:1.75rem}.an-header__nav-item{list-style:none}.an-header__nav-link{position:relative;font-family:var(--font-body);font-size:0.7rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-muted);padding-block:0.15rem;transition:color var(--transition-base)}.an-header__nav-link::after{content:"";position:absolute;left:0;bottom:-0.25rem;width:0;height:1px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transition:width var(--transition-base)}.an-header__nav-link:hover,.an-header__nav-link:focus-visible{color:var(--color-gray-100)}.an-header__nav-link:hover::after,.an-header__nav-link:focus-visible::after{width:100%}.an-header__nav-item--cta{margin-left:0.5rem}.an-header__download-cta{display:inline-flex;align-items:center;gap:0.4rem;padding:0.45rem 1.1rem;border-radius:999px;border:1px solid rgba(56,189,248,0.9);background:radial-gradient(circle at 0 0,#22d3ee 0,#06b6d4 20%,#4c1d95 60%,#1e1b4b 100%);box-shadow:0 0 20px rgba(6,182,212,0.9),0 14px 38px rgba(15,23,42,0.95);font-size:0.72rem;font-weight:500;letter-spacing:0.16em;text-transform:uppercase;color:#0b1120;white-space:nowrap;transition:transform var(--transition-fast),box-shadow var(--transition-base),background var(--transition-base)}.an-header__download-cta:hover,.an-header__download-cta:focus-visible{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,1),0 20px 50px rgba(15,23,42,1);background:radial-gradient(circle at 0 0,#67e8f9 0,#22d3ee 20%,#6d28d9 60%,#1e1b4b 100%)}.an-header__download-icon{display:inline-flex;align-items:center;justify-content:center;font-size:0.85rem}.an-header__toggle{display:none}.an-header__toggle-bars{position:relative;width:18px;height:2px;border-radius:999px;background:var(--color-gray-100);box-shadow:0 6px 0 var(--color-gray-100),0 -6px 0 var(--color-gray-100);transition:box-shadow var(--transition-base),background-color var(--transition-base),transform var(--transition-base)}.an-header__toggle[aria-expanded="true"] .an-header__toggle-bars{box-shadow:0 0 0 transparent;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));transform:rotate(45deg)}.an-header__toggle[aria-expanded="true"] .an-header__toggle-bars::after{opacity:1;transform:rotate(-90deg)}.an-header__toggle-bars::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:0}@media (max-width:768px){.an-header__nav{position:fixed;left:0;right:0;top:64px;width:100%;max-width:100%;display:block;transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity var(--transition-base),transform var(--transition-base),visibility var(--transition-base);padding:0}.an-header__nav-list{display:flex;flex-direction:column;align-items:stretch;width:100%;max-width:100%;gap:0.25rem;background:rgba(15,23,42,0.98);border-radius:0;border:1px solid rgba(46,42,69,0.95);border-left:0;border-right:0;box-shadow:0 24px 60px rgba(0,0,0,0.95);padding:1rem 1.25rem}.an-header__nav-link{display:block;padding:0.6rem 0.9rem;border-radius:999px}.an-header__nav-link::after{display:none}.an-header__nav-link:hover,.an-header__nav-link:focus-visible{background:radial-gradient(circle at 0 0,rgba(147,51,234,0.45),transparent 65%),radial-gradient(circle at 100% 0,rgba(6,182,212,0.35),transparent 65%);color:var(--color-gray-100)}.an-header__nav-item--cta{margin-left:0}.an-header__download-cta{width:100%;justify-content:center;margin-top:0.25rem}.an-header__toggle{display:flex}.an-header__nav--open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}}@media (max-width:480px){.an-header__brand-tagline{display:none}}