@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}@keyframes pulse-dot{0%,to{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}@keyframes fade-in-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.toc-item{animation:.3s ease-out forwards fade-in-up}.toc-item:first-child{animation-delay:50ms}.toc-item:nth-child(2){animation-delay:.1s}.toc-item:nth-child(3){animation-delay:.15s}.toc-item:nth-child(4){animation-delay:.2s}.toc-item:nth-child(5){animation-delay:.25s}.toc-item:nth-child(6){animation-delay:.3s}.toc-item:nth-child(7){animation-delay:.35s}.toc-item:nth-child(8){animation-delay:.4s}.shimmer-effect{animation:1.5s ease-in-out shimmer}.pulse-dot{animation:2s ease-in-out infinite pulse-dot}html{scroll-behavior:smooth}.toc-scrollbar::-webkit-scrollbar{width:4px}.toc-scrollbar::-webkit-scrollbar-track{background:0 0}.toc-scrollbar::-webkit-scrollbar-thumb{background:#a1a1aa4d;border-radius:2px}.toc-scrollbar::-webkit-scrollbar-thumb:hover{background:#a1a1aa80}.gradient-text{background:linear-gradient(135deg,#374151,#1f2937);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}