@keyframes float{0%,to{transform:translateY(0) rotate(0deg)}33%{transform:translateY(-20px) rotate(120deg)}66%{transform:translateY(10px) rotate(240deg)}}@keyframes shimmer{0%{transform:translateX(-100%)}to{transform:translateX(100%)}}@keyframes fadeInUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.card-modern{animation:fadeInUp .8s ease-out;animation-fill-mode:both}.card-modern:first-child{animation-delay:.1s}.card-modern:nth-child(2){animation-delay:.2s}.card-modern:nth-child(3){animation-delay:.3s}.card-modern:nth-child(4){animation-delay:.4s}.card-modern:nth-child(5){animation-delay:.5s}.card-modern:nth-child(6){animation-delay:.6s}.shimmer-effect{position:relative;overflow:hidden}.shimmer-effect:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 40%,rgba(255,255,255,.3) 50%,transparent 60%);transform:translateX(-100%);transition:transform .6s ease;z-index:1}.shimmer-effect:hover:before{transform:translateX(100%)}.immersive-bg{background:radial-gradient(circle at 20% 80%,rgba(255,20,147,.08) 0,transparent 50%),radial-gradient(circle at 80% 20%,rgba(220,38,38,.06) 0,transparent 50%),radial-gradient(circle at 40% 40%,rgba(236,72,153,.04) 0,transparent 50%),linear-gradient(135deg,#fef2f2,#fdf2f8 50%,#fce7f3)}.notebook-binding{background:linear-gradient(90deg,#e5e7eb,#f3f4f6,#e5e7eb);box-shadow:inset 0 1px 2px rgba(0,0,0,.2),0 1px 3px rgba(255,255,255,.3)}