.sticky-header{position:fixed;top:0;left:0;right:0;z-index:50;transition:all .3s cubic-bezier(.4,0,.2,1)}.sticky-header.scrolled{background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px 0 rgba(0,0,0,.06),0 0 0 1px rgba(0,0,0,.05);border-bottom:1px solid rgba(0,0,0,.08)}.dark .sticky-header.scrolled{background:rgba(0,0,0,.85);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 1px 3px 0 rgba(0,0,0,.3),0 1px 2px 0 rgba(0,0,0,.2),0 0 0 1px rgba(255,255,255,.05)}.sticky-header .brand-logo{transition:transform .3s ease}.sticky-header.scrolled .brand-logo{transform:scale(.95)}.sticky-header .nav-item{position:relative;transition:all .2s ease}.sticky-header .nav-item:after{content:"";position:absolute;bottom:-2px;left:50%;width:0;height:2px;background:linear-gradient(90deg,#3b82f6,#8b5cf6);transition:all .3s ease;transform:translateX(-50%)}.sticky-header .nav-item:hover:after{width:100%}.sticky-header.scrolled .search-box{backdrop-filter:blur(8px);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2)}.dark .sticky-header.scrolled .search-box{background:rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.1)}.sticky-header.scrolled .header-button{box-shadow:0 2px 4px rgba(0,0,0,.1)}.sticky-header.scrolled .header-button:hover{transform:translateY(-1px);box-shadow:0 4px 8px rgba(0,0,0,.15)}.sticky-header .mobile-menu-trigger{position:relative}.sticky-header .mobile-menu-trigger:before{content:"";position:absolute;top:50%;left:50%;width:100%;height:100%;background:rgba(59,130,246,.2);border-radius:50%;transform:translate(-50%,-50%) scale(0);transition:transform .3s ease}.sticky-header .mobile-menu-trigger:hover:before{transform:translate(-50%,-50%) scale(1.2)}@media (max-width:1024px){.sticky-header.scrolled{padding-top:.5rem;padding-bottom:.5rem}}@media (prefers-contrast:high){.sticky-header.scrolled{background:rgba(255,255,255,.95);border-bottom:2px solid rgba(0,0,0,.2)}.dark .sticky-header.scrolled{background:rgba(0,0,0,.95);border-bottom:2px solid rgba(255,255,255,.2)}}@media (prefers-reduced-motion:reduce){.sticky-header,.sticky-header .brand-logo,.sticky-header .nav-item,.sticky-header .nav-item:after{transition:none}}