.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease-out,transform .8s ease-out}.reveal.visible{opacity:1;transform:translateY(0)}.book-card{transition:transform .3s ease,box-shadow .3s ease}.book-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px #0078d426}.lang-badge{transition:all .2s ease}.lang-badge:hover{transform:scale(1.1)}.code-block{background:#1e293b;border-left:4px solid #0078D4;font-family:Space Mono,monospace}.tech-icon{transition:transform .3s ease}.tech-icon:hover{transform:scale(1.1) rotate(5deg)}