.site-header{position:sticky;top:0;z-index:50;background:#050505;border-bottom:1px solid var(--color-border);background-image:linear-gradient(to right,rgba(249,115,22,0.16),transparent)}.nav-container{display:flex;align-items:center;justify-content:space-between;padding-top:var(--space-4);padding-bottom:var(--space-4);gap:var(--space-4)}.nav-logo{display:flex;align-items:center;gap:0.75rem;text-transform:uppercase;letter-spacing:0.18em;font-family:var(--font-display);font-size:var(--text-xs)}.nav-logo-mark{width:34px;height:34px;border-radius:999px;border:1px solid rgba(249,115,22,0.9);display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 0,#f97316,#020617);box-shadow:0 0 0 1px #000}.nav-logo-inner{width:16px;height:16px;border-radius:6px;background:radial-gradient(circle at 30% 0,#fed7aa,#f97316);border:1px solid #000}.nav-logo-text{display:flex;flex-direction:column;gap:2px}.nav-logo-name{font-size:var(--text-xs);letter-spacing:0.24em}.nav-logo-tagline{font-family:var(--font-sans);font-size:var(--text-2xs);letter-spacing:0.16em;color:var(--color-muted);text-transform:uppercase}.nav-primary{display:flex;align-items:center}.nav-links{display:flex;align-items:center;gap:var(--space-6);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:0.18em}.nav-item{display:flex;align-items:center}.nav-link{position:relative;color:var(--gray-300);padding-bottom:0.25rem}.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:linear-gradient(90deg,var(--color-primary),transparent);transition:width var(--transition-base)}.nav-link:hover,.nav-link:focus-visible{color:var(--color-text)}.nav-link:hover::after,.nav-link:focus-visible::after{width:100%}.nav-cta-item{margin-left:var(--space-4)}.nav-cta{font-size:var(--text-xs);padding-inline:1.6rem}.nav-toggle{display:none;flex-direction:column;align-items:center;justify-content:center;width:44px;height:44px;border-radius:999px;border:1px solid var(--color-border);background:#030712;gap:5px;cursor:pointer;transition:background-color var(--transition-base),border-color var(--transition-base),transform var(--transition-fast)}.nav-toggle-line{width:18px;height:1px;background:var(--gray-200);border-radius:999px;transition:transform var(--transition-base),opacity var(--transition-base)}.nav-toggle:focus-visible{box-shadow:var(--shadow-focus)}.nav-toggle.is-open{border-color:var(--color-primary);background:#020617}.nav-toggle.is-open .nav-toggle-line:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle.is-open .nav-toggle-line:nth-child(2){opacity:0}.nav-toggle.is-open .nav-toggle-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}@media (max-width:768px){.nav-logo{flex:0 1 auto;min-width:0}.nav-primary{flex:1 1 auto;min-width:0}.nav-toggle{display:flex;flex-shrink:0;margin-left:auto}.nav-links{display:flex;position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:flex-start;padding:var(--space-6);gap:var(--space-4);background:radial-gradient(circle at top,#111827,#020617 55%,#000 100%);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-hard);transform:translateY(-120%);opacity:0;pointer-events:none;transition:transform var(--transition-base),opacity var(--transition-base)}.nav-links.is-open{transform:translateY(0);opacity:1;pointer-events:auto}.nav-cta-item{width:100%;margin-left:0;margin-top:var(--space-2)}.nav-cta{width:100%;justify-content:center}.site-header{backdrop-filter:blur(18px);background-color:rgba(5,5,5,0.9)}}@media (max-width:480px){.nav-container{padding-top:var(--space-3);padding-bottom:var(--space-3)}.nav-logo-tagline{display:none}}