.fadeIn{animation:fadeIn 1.2s cubic-bezier(.4,0,.2,1) forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(30px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.section{animation:none}.section.visible{animation:slideUp .8s cubic-bezier(.4,0,.2,1) forwards}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes cardFadeIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0) translateX(-50%)}40%{transform:translateY(-20px) translateX(-50%)}60%{transform:translateY(-10px) translateX(-50%)}}.content-section{position:relative;min-height:100vh;background:linear-gradient(180deg,#0d0d0d 0,#121212 50%,#1a1a1a);color:#fff;padding:8rem 2rem 4rem;margin-top:0;z-index:10;overflow:visible}.content-section:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 20% 50%,rgba(36,222,234,.03) 0,transparent 50%),radial-gradient(circle at 80% 80%,rgba(99,102,241,.03) 0,transparent 50%);pointer-events:none;z-index:-1}#top{position:sticky;top:0;z-index:5;height:100vh;transform-style:preserve-3d;transform:translateZ(0)}.timeline{max-width:1200px;margin:0 auto;padding:0 1rem}.section{margin-bottom:8rem;padding:0;border-left:none;opacity:0;transform:translateY(40px);transition:opacity .8s ease-out,transform .8s ease-out}.section.visible{opacity:1;transform:translateY(0)}h2{color:#fff;font-size:2.5rem;font-weight:700;margin-bottom:3rem;letter-spacing:-.02em;position:relative;display:inline-block}h2:after{content:"";position:absolute;bottom:-.5rem;left:0;width:60px;height:3px;background:linear-gradient(90deg,#24deea,#6366f1);border-radius:2px}.timeline-item{margin-bottom:2rem;position:relative;padding:1.5rem 0}.timeline-item:before{display:none}.scroll-down-indicator{position:absolute;bottom:3rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;animation:smoothBounce 3s ease-in-out infinite;color:hsla(0,0%,100%,.7);transition:color .3s ease;z-index:20}.scroll-down-indicator:hover{color:rgba(36,222,234,.9)}.scroll-down-indicator span{margin-bottom:.8rem;font-size:.75rem;font-weight:300;letter-spacing:.15em;text-transform:uppercase}.arrow{width:16px;height:16px;border-right:1.5px solid;border-bottom:1.5px solid;transform:rotate(45deg);animation:arrowPulse 3s ease-in-out infinite}@keyframes smoothBounce{0%,to{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(-12px)}}@keyframes arrowPulse{0%,to{opacity:.5}50%{opacity:1}}