body {
  margin: 0;
  background: #081018;
  font-family: 'Segoe UI', sans-serif;
  color: #66e0ff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.gauge-container {
  position: relative;
  width: 300px;
  height: 300px;
  text-align: center;
}

.gauge-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#gauge-bg {
  fill: none;
  stroke: #1a2a3a;
  stroke-width: 15;
  stroke-linecap: round;
}

#gauge-fill {
  fill: none;
  stroke: #00e0ff;
  stroke-width: 15;
  stroke-linecap: round;
  stroke-dasharray: 251.2;
  stroke-dashoffset: 251.2;
  transition: stroke-dashoffset 0.3s ease;
}

.train-wrapper {
  position: relative;
  top: 100px;
}

.train {
  width: 160px;
  z-index: 1;
}

.wind-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 160px;
  height: 80px;
  pointer-events: none;
  overflow: hidden;
}

.wind {
  position: absolute;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, transparent, #66e0ff, transparent);
  opacity: 0.6;
  transform: translateX(-100%);
}

.w1 { top: 10%; animation: windMove 2s linear infinite; }
.w2 { top: 40%; animation: windMove 1.5s linear infinite; }
.w3 { top: 70%; animation: windMove 1s linear infinite; }

@keyframes windMove {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.speed-text {
  margin-top: 20px;
  font-size: 24px;
}