.av-header{position:fixed;top:0;left:0;right:0;z-index:var(--z-nav);padding:var(--space-sm) 0;transition:background-color var(--duration-mid) var(--ease-default),backdrop-filter var(--duration-mid) var(--ease-default);background-color:#fff0}.av-header--scrolled{background-color:var(--color-black);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.av-header__inner{display:flex;align-items:center;justify-content:space-between}.av-header__logo{display:flex;align-items:center}.av-header__logo img{height:32px;width:auto}.av-header__logo-text{font-family:var(--font-display);font-size:20px;font-weight:600;color:var(--color-white);letter-spacing:.02em}.av-nav{display:flex;align-items:center;gap:var(--space-md)}.av-nav__link{font-family:var(--font-body);font-size:var(--text-caption);font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--color-white);transition:color var(--duration-fast) var(--ease-default);padding:var(--space-xs) 0}.av-nav__link:hover,.av-nav__link--active{color:var(--color-gold)}.av-hamburger{display:none;flex-direction:column;justify-content:center;align-items:center;width:48px;height:48px;cursor:pointer;position:relative;z-index:calc(var(--z-overlay) + 1)}.av-hamburger__line{width:24px;height:1.5px;background-color:var(--color-white);transition:transform var(--duration-mid) var(--ease-default),opacity var(--duration-mid) var(--ease-default)}.av-hamburger__line+.av-hamburger__line{margin-top:6px}.av-hamburger--open .av-hamburger__line:nth-child(1){transform:translateY(7.5px) rotate(45deg)}.av-hamburger--open .av-hamburger__line:nth-child(2){opacity:0}.av-hamburger--open .av-hamburger__line:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}.av-mobile-nav{position:fixed;top:0;left:0;right:0;bottom:0;z-index:var(--z-overlay);background-color:var(--color-black);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-md);opacity:0;pointer-events:none;transition:opacity var(--duration-mid) var(--ease-default)}.av-mobile-nav--open{opacity:1;pointer-events:auto}.av-mobile-nav__link{font-family:var(--font-display);font-size:36px;font-weight:600;color:var(--color-white);transform:translateX(20px);opacity:0;transition:transform var(--duration-mid) var(--ease-default),opacity var(--duration-mid) var(--ease-default),color var(--duration-fast) var(--ease-default)}.av-mobile-nav--open .av-mobile-nav__link{transform:translateX(0);opacity:1}.av-mobile-nav--open .av-mobile-nav__link:nth-child(1){transition-delay:0.1s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(2){transition-delay:0.25s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(3){transition-delay:0.4s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(4){transition-delay:0.55s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(5){transition-delay:0.7s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(6){transition-delay:0.85s}.av-mobile-nav--open .av-mobile-nav__link:nth-child(7){transition-delay:1s}.av-mobile-nav__link:hover{color:var(--color-gold)}@media (max-width:900px){.av-nav{display:none}.av-hamburger{display:flex}}