body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(to bottom, #04183e, #0f2e65);
  overflow: hidden;
 }
 
 #map-container {
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
 }
 
 svg {
  cursor: grab;
  width: 100vw;
  height: 100vh;
 }
 
 svg:active {
  cursor: grabbing;
 }
 
 .sphere {
  fill: #2c5aa0;
  stroke: none;
 }
 
 .graticule {
  fill: none;
  stroke: #ffffff20;
  stroke-width: 0.5;
 }
 
 .country {
  fill: #87a58f;
  stroke: #ffffff;
  stroke-width: 0.5;
  cursor: pointer;
  transition: fill 0.3s ease;
 }
 
 .country:hover {
  fill: #44644f;
 }
 
 /*
 .country.selected {
  stroke: #ffffff;
  stroke-width: 2;
 }
 */
 .country.hidden {
  display: none;
 }
 
 /* رنگ‌های خاص برای کشورهای مشخص */
 .country.iran {
  fill: #275753;
 }
 
 .country.iran:hover {
  fill: #275753;
 }
 
 .country.iran.selected {
  fill: #275753;
 }
 
 .country.uk {
  fill: #275753;
 }
 
 .country.uk:hover {
  fill: #275753;
 }
 
 .country.uk.selected {
  fill: #275753;
 }
 
 .country.italy {
  fill: #275753;
 }
 
 .country.italy:hover {
  fill: #275753;
 }
 
 .country.italy.selected {
  fill: #275753;
 }
 
 .country.france {
  fill: #275753;
 }
 
 .country.france:hover {
  fill: #275753;
 }
 
 .country.france.selected {
  fill: #275753;
 }
 
 .country.spain {
  fill: #275753;
 }
 
 .country.spain:hover {
  fill: #275753;
 }
 
 .country.spain.selected {
  fill: #275753;
 }
 
 .country.india {
  fill: #275753;
 }
 
 .country.india:hover {
  fill: #275753;
 }
 
 .country.india.selected {
  fill: #275753;
 }
 
 .country.china {
  fill: #275753;
 }
 
 .country.china:hover {
  fill: #275753;
 }
 
 .country.china.selected {
  fill: #275753;
 }
 
 .country.japan {
  fill: #275753;
 }
 
 .country.japan:hover {
  fill: #275753;
 }
 
 .country.japan.selected {
  fill: #275753;
 }
 
 .country-label {
  font-family: Arial, sans-serif;
  font-size: 14px;
  font-weight: bold;
  fill: #ffffff;
  text-anchor: middle;
  pointer-events: none;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.7);
  opacity: 0;
  transition: opacity 0.3s ease;
 }
 
 .country-label.visible {
  opacity: 1;
 }
 
 .tooltip {
  position: absolute;
  padding: 10px;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  border-radius: 5px;
  pointer-events: none;
  font-size: 14px;
  display: none;
  z-index: 1000;
 }
 
 /* Mobile specific styles */
 @media (max-width: 768px) {
  .country-label {
  font-size: 12px;
  }
 }