:root {
            --bg-airy: #FEFFD3;
            --accent-green: #BBCB2E;
            --text-dark: #1a1a1a;
        }

        body {
            font-family: 'Commissioner', sans-serif;
            background-color: var(--bg-airy);
            color: var(--text-dark);
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        /* Particles Background */
        #air-particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
            opacity: 0.6;
        }

        /* Page Routing Logic */
        .page-content { display: none; min-height: 100vh; }
        .page-content.active { display: block; animation: fadeIn 0.8s ease; }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* Design System Styles */
        .nav-link { position: relative; cursor: pointer; transition: color 0.3s; }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background: var(--accent-green);
            transition: width 0.3s ease;
        }
        .nav-link:hover::after { width: 100%; }

        .glass-card {
            background: rgba(255, 255, 255, 0.4);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(187, 203, 46, 0.2);
            transition: all 0.4s ease;
        }
        .glass-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(187, 203, 46, 0.1); }

        .reveal { opacity: 0; transform: translateY(40px); transition: all 1s cubic-bezier(0.16, 1, 0.3, 1); }
        .reveal.visible { opacity: 1; transform: translateY(0); }

        .horizontal-scroll::-webkit-scrollbar { display: none; }
        .horizontal-scroll { -ms-overflow-style: none; scrollbar-width: none; }

        /* Hamburger Animation */
        .menu-btn { cursor: pointer; display: flex; flex-direction: column; gap: 6px; z-index: 100; }
        .menu-btn div { width: 30px; height: 2px; background: black; transition: 0.3s; }
        .menu-btn.open div:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
        .menu-btn.open div:nth-child(2) { opacity: 0; }
        .menu-btn.open div:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

        #mobile-nav {
            position: fixed;
            inset: 0;
            background: #FEFFD3;
            z-index: 90;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 2rem;
            transform: translateY(-100%);
            transition: transform 0.6s cubic-bezier(0.85, 0, 0.15, 1);
        }
        #mobile-nav.open { transform: translateY(0); }