:root { scroll-behavior: smooth; }
        body { background-color: #FFFFFF; color: #111111; font-family: 'Inter', sans-serif; overflow-x: hidden; }
        
        .page-node { display: none; opacity: 0; }
        .page-node.active { display: block; opacity: 1; animation: pageSlide 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards; }

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

        .book-column { column-count: 1; column-gap: 4rem; }
        @media (min-width: 1024px) { .book-column { column-count: 2; } }

        .margin-note { font-family: 'IBM Plex Mono', monospace; font-size: 10px; text-transform: uppercase; color: #E63946; border-left: 1px solid #E63946; padding-left: 10px; line-height: 1.2; }
        
        .pull-quote { font-family: 'Playfair Display', serif; font-style: italic; border-top: 1px solid #111111; border-bottom: 1px solid #111111; padding: 3rem 0; margin: 4rem 0; font-size: 1.5rem; line-height: 1.4; color: #111111; }

        .form-underline { background: transparent; border-bottom: 1px solid #E5E7EB; transition: border-color 0.3s; }
        .form-underline:focus { border-color: #E63946; outline: none; }

        .footer-link-active { color: #FFD166 !important; border-bottom: 1px solid #FFD166; }

        .glass-header { background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(0,0,0,0.05); }

        /* Custom Scrollbar for the editorial look */
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: #f1f1f1; }
        ::-webkit-scrollbar-thumb { background: #111; }