@keyframes skeleton-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-cell{height:14px;border-radius:4px;background:linear-gradient(90deg,#f0f0f0 25%,#e4e4e4 50%,#f0f0f0 75%);background-size:200% 100%;animation:skeleton-shimmer 1.4s ease-in-out infinite}body,html{width:100%}body{overflow-x:hidden}*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,sans-serif}body{background-color:#f8f9fa;color:#222}.container{width:90%;max-width:1200px;margin:0 auto}button{cursor:pointer;border:none;border-radius:4px}button,input{font-size:1rem}