/* Mejoras visuales para todos los sistemas (biosfera, hidrosfera, geosfera, atmosfera) */
.hotspot { transition: transform .18s ease, filter .18s ease, opacity .18s ease; cursor: pointer; }
.hotspot:hover, .hotspot:focus { transform: translateY(-4px) scale(1.03); }
.hotspot.biosfera polygon, .hotspot.hidrosfera polygon, .hotspot.geosfera polygon, .hotspot.atmosfera path { transition: fill .18s ease, stroke .18s ease, opacity .18s ease; shape-rendering: geometricPrecision; }
.hotspot.hidrosfera polygon { filter: drop-shadow(0 6px 8px rgba(0,30,60,0.2)); }
.hotspot.biosfera polygon { filter: drop-shadow(0 6px 8px rgba(10,50,20,0.18)); }
.hotspot.geosfera polygon { filter: drop-shadow(0 6px 8px rgba(100,70,0,0.18)); }
.hotspot.atmosfera path { filter: drop-shadow(0 6px 8px rgba(0,50,100,0.18)); }
.hotspot text { pointer-events: none; font-family: inherit; }

/* Aumentar contraste del texto del label en tamaños pequeños */
.hotspot text { font-size: 13px; }

/* Ajustes responsivos ligeros */
@media (max-width:600px){ .modal-content{padding:.6rem} .modal-header img{width:100px;height:100px;padding:6px} }