.habitat-image{width:100%;max-width:480px;height:auto;display:block;margin:0 auto;aspect-ratio:4 / 3}.habitat-image-container{min-height:200px;padding:0;margin:0}.habitat-ranking-question-container{min-height:50px;padding:0;margin:0}.page-shimmer-overlay{position:fixed;inset:0;z-index:9999;pointer-events:all;cursor:progress;background-color:#f0f2f5}.page-shimmer-layer{width:100%;height:100%;background:linear-gradient(90deg,#f0f2f5,#e0e0e0,#f0f2f5 80px);background-size:200% 100%;animation:page-shimmer 1.3s infinite}@keyframes page-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}body{min-height:100vh;background:radial-gradient(circle at top,#f8fafc,#e5e7eb)}.btn-primary:disabled,.btn-primary.disabled{background-color:#6c757d;border-color:#6c757d;color:#fff;cursor:not-allowed}