header{animation:fadeUp .9s ease both}
.hero{animation:fadeUp 1.1s ease .2s both}
.contact-card{animation:fadeUp 1.2s ease .4s both}
.logo{animation:logoFloat 5s ease-in-out infinite}
.badge-dot{animation:pulse 1.4s infinite}
.construction-scene{animation:sceneFloat 8s ease-in-out infinite}
.particles span{bottom:12%;animation:dust 8s linear infinite}
.particles span:nth-child(1){left:8%}.particles span:nth-child(2){left:20%;animation-delay:1s}
.particles span:nth-child(3){left:35%;animation-delay:2s}.particles span:nth-child(4){left:50%;animation-delay:3s}
.particles span:nth-child(5){left:65%;animation-delay:4s}.particles span:nth-child(6){left:78%;animation-delay:5s}
.particles span:nth-child(7){left:88%;animation-delay:2.5s}.particles span:nth-child(8){left:95%;animation-delay:6s}
.float-btn{transition:.35s}.float-btn:hover{transform:translateY(-6px) scale(1.08)}
@keyframes fadeUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes logoFloat{50%{transform:translateY(-10px)}}
@keyframes sceneFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes dust{0%{opacity:0;transform:translateY(0) scale(.4)}25%{opacity:.6}100%{opacity:0;transform:translateY(-120px) scale(1.8)}}
@keyframes pulse{50%{transform:scale(1.5);opacity:.5}}