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scale(.9)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}.building-mode h3{margin:0 0 .5rem;color:#43e97b;font-size:1.5rem}.building-mode p{color:#cbd5e1;margin:0 0 1.5rem}.build-actions{display:flex;gap:1rem;justify-content:center}.build-btn{padding:.75rem 1.5rem;background:#43e97b33;border:1px solid #43e97b;border-radius:8px;color:#43e97b;cursor:pointer;font-weight:600;transition:all .3s}.build-btn:hover{background:#43e97b;color:#0a0e1a;transform:translateY(-2px);box-shadow:0 10px 20px #43e97b4d}.keyboard-shortcuts{position:absolute;bottom:1rem;left:50%;transform:translate(-50%);background:#000c;border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:.75rem 1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:5}.shortcuts-content{color:#94a3b8;font-size:.85rem;text-align:center;white-space:nowrap}.shortcuts-content span{display:inline-flex;align-items:center;gap:.5rem}@media (max-width: 768px){.layer-name{font-size:2rem}.discovery-controls,.concept-cloud,.layer-games{position:static;margin:1rem;max-width:none}.zoom-hud{overflow-y:auto;padding-bottom:4rem}.depth-indicator{position:fixed;left:1rem;top:20%}.zoom-controls{position:fixed;right:1rem;bottom:20%}.keyboard-shortcuts{position:fixed;bottom:.5rem;left:50%;transform:translate(-50%);padding:.5rem 1rem;font-size:.75rem}.shortcuts-content{font-size:.75rem}.shortcuts-content span{flex-wrap:wrap;white-space:normal;text-align:center}}