bodY {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  #loader {
    display: none;
  }

  .center {
    height: 20vh;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .wave {
    width: 5px;
    height: 100px;
    background: linear-gradient(45deg, red, blue);
    margin: 10px;
    animation: wave 1s linear infinite;
    border-radius: 20px;
  }
  .wave:nth-child(2) {
    animation-delay: 0.1s;
  }
  .wave:nth-child(3) {
    animation-delay: 0.2s;
  }
  .wave:nth-child(4) {
    animation-delay: 0.3s;
  }
  .wave:nth-child(5) {
    animation-delay: 0.4s;
  }
  .wave:nth-child(6) {
    animation-delay: 0.5s;
  }
  .wave:nth-child(7) {
    animation-delay: 0.6s;
  }
  .wave:nth-child(8) {
    animation-delay: 0.7s;
  }
  .wave:nth-child(9) {
    animation-delay: 0.8s;
  }
  .wave:nth-child(10) {
    animation-delay: 0.9s;
  }
  
  @keyframes wave {
    0% {
      transform: scale(0);
    }
    50% {
      transform: scale(1);
    }
    100% {
      transform: scale(0);
    }
  }
  /* ================================
   RESPONSIVE SCALING — STEP 2 FINAL
   ================================ */

.sim-wrapper {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  overflow: hidden;
}

/* MOBILE */
@media (max-width: 575px) {
  .simulation-container {
    zoom: 40%;
    width: 800px;
    height: 600px;
  }
}

/* SMALL DEVICES */
@media (min-width: 576px) and (max-width: 767px) {
  .simulation-container {
    zoom: 65%;
    width: 800px;
    height: 600px;
  }
}

/* TABLETS */
@media (min-width: 768px) and (max-width: 991px) {
  .simulation-container {
    zoom: 80%;
    width: 800px;
    height: 600px;
  }
}

/* SMALL DESKTOP */
@media (min-width: 992px) and (max-width: 1199px) {
  .simulation-container {
    zoom: 90%;
    width: 800px;
    height: 600px;
  }
}

/* LANDSCAPE FIX */
@media (max-width: 767px) and (orientation: landscape) {
  .simulation-container {
    zoom: 55%;
  }
}

/* SAFETY */
body {
  overflow-x: hidden;
}