body.mobile-menu-active{overflow:hidden}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:28px 0}.site-header:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-color:var(--color-glass-bg);border-bottom:1px solid var(--color-glass-border);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;transition:opacity .4s ease}.site-header.is-scrolled:before{opacity:1}.site-header.is-scrolled{padding:16px 0}.site-header .container{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}.logo-link{font-size:1.8rem;font-weight:700;text-decoration:none;background:var(--accent-gradient-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;transition:all .3s ease}.logo-link:hover{opacity:.8;text-shadow:0 0 10px var(--color-glow-accent)}.desktop-nav ul{list-style:none;display:flex;gap:48px}.desktop-nav a{color:var(--color-text-secondary);text-decoration:none;font-weight:500;position:relative;padding:8px 0;transition:color .3s ease,text-shadow .3s ease;cursor:pointer}.desktop-nav a:hover{color:var(--color-text-primary);text-shadow:0 0 5px var(--color-glow-accent)}.desktop-nav a:after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--accent-gradient);transition:width .4s cubic-bezier(.22,1,.36,1)}.desktop-nav a:hover:after{width:100%}.mobile-menu-toggle{display:none}.desktop-nav,.header-actions{display:block}.mobile-nav-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;z-index:999}.mobile-nav{display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;height:100%}.mobile-nav ul{list-style:none;padding:0}.mobile-nav li{margin-bottom:2rem}.mobile-nav a{font-size:2rem;font-weight:500;color:var(--color-text-primary);text-decoration:none;padding:10px}.mobile-menu-toggle button{background:none;border:none;color:var(--color-text-primary);cursor:pointer;padding:8px;z-index:1001}.mobile-nav-cta{font-size:1.2rem;margin-top:3rem;padding:16px 40px}@media (max-width:992px){.desktop-nav,.header-actions{display:none}.mobile-menu-toggle{display:block}.site-header{background:var(--color-glass-bg);border-bottom:1px solid var(--color-glass-border);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 6px 32px 0 rgba(0,0,0,.08);padding:18px 0}.site-header:before{display:none}.mobile-nav-backdrop{background:rgba(20,24,36,.95);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.mobile-nav{padding-top:64px}}@media (max-width:600px){.site-header{padding:12px 0;background:var(--color-glass-bg);border-bottom:1px solid var(--color-glass-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 6px 32px 0 rgba(0,0,0,.13)}}