#header {
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            background-color: transparent;
            border-bottom: 1px solid transparent;
        }

        #header.scrolled {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            height: 72px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
        }

        .dark #header.scrolled {
            background-color: rgba(15, 23, 42, 0.9);
            border-bottom: 1px solid rgba(51, 65, 85, 0.5);
        }

        /* Mega Menu Styles */
        .mega-menu {
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.2s ease-out;
        }
        .group:hover .mega-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        /* Hero Background Decor */
        .hero-blob {
            background: radial-gradient(circle at 0% 0%, rgba(5, 150, 105, 0.06) 0%, transparent 60%);
        }
        
        /* Hide scrollbar for mobile drawer */
        .no-scrollbar::-webkit-scrollbar { display: none; }