/* ========================
   Ladesymbol (Tankanzeige)
   ======================== */

.tank-loader {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.85);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 0 20px rgba(0,0,0,0.2);
  z-index: 9999;
}

.tank-loader.hidden {
  display: none;
}

.tank-image {
  position: relative;
  width: 300px;
  max-width: 90vw;
}

.tank-image img {
  width: 100%;
  display: block;
}

/* Grüner Ladebalken */
.tank-balken {
  position: absolute;
  bottom: 43%;
  left: 22%;
  height: 7%;
  width: 0%;
  background: #4caf50;
  border-radius: 10px;
  animation: balkenAnim 3s ease-out forwards;
}

/* Zeiger */
.tank-zeiger {
  position: absolute;
  width: 2px;
  height: 45px;
  background: #333;
  top: 19%;
  left: 29%;
  transform-origin: bottom center;
  transform: rotate(-45deg);
  animation: zeigerAnim 3s ease-out forwards;
}

@keyframes balkenAnim {
  to {
    width: 57%;
  }
}

@keyframes zeigerAnim {
  to {
    transform: rotate(45deg);
  }
}