.site-header{background:rgba(255,255,255,.5);backdrop-filter:blur(25px) saturate(170%);-webkit-backdrop-filter:blur(25px) saturate(200%);color:#111827;padding:1rem 0;position:sticky;top:12px;z-index:100;transition:padding .25s ease , background-color .25s ease , transform .25s ease , box-shadow .25s ease;margin:0 20px;width:calc(100% - 40px);border-radius:12px;border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 40px rgba(15,23,42,.12)}.site-header .container{display:flex;justify-content:space-between;align-items:center}.site-title{font-size:1.25rem;font-weight:600;text-decoration:none;color:#111827;letter-spacing:-.01em;transition:color .2s ease , opacity .2s ease}.site-title:hover{opacity:.8}.site-header.scrolled{background:rgba(255,255,255,.5);backdrop-filter:blur(25px) saturate(170%);-webkit-backdrop-filter:blur(25px) saturate(200%);padding:1rem 0;top:12px;border-radius:12px;border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 40px rgba(15,23,42,.12)}.main-navigation{display:flex;align-items:center;gap:1.5rem}.main-navigation-menu{display:flex;list-style:none;gap:1.5rem;margin:0;padding:0}.main-navigation-menu a{color:#374151;text-decoration:none;font-weight:500;font-size:.95rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;padding:.5rem 0}.main-navigation-menu a:hover{color:#111827}.main-navigation-menu a::after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:#0f172a;transition:width .3s cubic-bezier(.4,0,.2,1);border-radius:1px}.main-navigation-menu a:hover::after{width:100%}.mobile-menu-toggle{display:none;flex-direction:column;justify-content:space-around;width:24px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:10;position:relative}@media (min-width:769px){.mobile-menu-toggle{display:none!important}.main-navigation-menu{display:flex!important;position:static;background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;flex-direction:row;gap:1.5rem;padding:0;margin-top:0;border-radius:0;box-shadow:none;border:none}.main-navigation-menu li{width:auto}.main-navigation-menu a{display:inline;padding:.5rem 0;font-size:.95rem;border-bottom:none;text-align:left}.main-navigation-menu a::after{display:block}}.hamburger-line{width:100%;height:2px;background:#374151;border-radius:2px;transition:all .3s ease;transform-origin:center}.mobile-menu-toggle:hover .hamburger-line{background:#111827}.mobile-menu-toggle.active .hamburger-line:nth-child(1) {transform:rotate(45deg) translate(5px,5px)}.mobile-menu-toggle.active .hamburger-line:nth-child(2) {opacity:0}.mobile-menu-toggle.active .hamburger-line:nth-child(3) {transform:rotate(-45deg) translate(5px,-5px)}@media (max-width:768px){.site-header,.site-header.scrolled{padding:.625rem 0;top:8px;margin:0 12px;width:calc(100% - 24px)}.site-title{font-size:1.1rem}.mobile-menu-toggle{display:flex!important}.hamburger-line{background-color:#1e293b}.main-navigation-menu{display:none;position:absolute;top: calc(100% + 10px);left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;padding:1.5rem;gap:.5rem;border-radius:12px;box-shadow:0 20px 25px -5px rgba(0,0,0,.1) , 0 10px 10px -5px rgba(0,0,0,.04);border:1px solid rgba(0,0,0,.05);text-align:center}.main-navigation-menu.active{display:flex;animation:slideDown .3s ease-out forwards}.main-navigation-menu li{width:100%}.main-navigation-menu a{display:block;padding:.75rem 0;font-size:1rem}.main-navigation-menu a::after{display:none}@keyframes slideDown {
        from { opacity: 0; transform: translateY(-10px); }
        to { opacity: 1; transform: translateY(0); }
    }}