body {
  font-family: 'Poppins', sans-serif;
  background: #151515;
  color: #fff;
  margin: 0;
  padding: 0;
}
.container {
  max-width: 400px;
  margin: auto;
  padding: 20px;
}
.logo {
  width: 100px;
  display: block;
  margin: 20px auto;
}
h1, h2 {
  text-align: center;
}
.card {
  background: #1e1e1e;
  border-radius: 10px;
  padding: 20px;
  margin: 20px 0;
  box-shadow: 0 0 10px #000;
  text-align: center;
}
input {
  width: 90%;
  padding: 10px;
  border: none;
  border-radius: 8px;
  margin-top: 10px;
}
button {
  background: #e03e2d;
  border: none;
  color: white;
  padding: 10px 20px;
  margin-top: 15px;
  cursor: pointer;
  border-radius: 8px;
}
button:hover {
  background: #ff5436;
}
.hidden {
  display: none;
}
.step-indicator {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
}
.step-dot {
  width: 30px;
  height: 30px;
  background: #555;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-dot.active {
  background: #e03e2d;
}
.spin-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.spin-option {
  padding: 10px;
  background: #333;
  border: none;
  color: white;
  border-radius: 8px;
  cursor: pointer;
}
.spin-option.active {
  background: #e03e2d;
}
.captcha-checkbox {
  background: #2a2a2a;
  border: 1px solid #555;
  padding: 10px;
  margin-top: 15px;
  cursor: pointer;
}
.loading-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  z-index: 9999;
}
.loading-overlay.hidden {
  display: none;
}
.progress-bar {
  width: 80%;
  height: 8px;
  background: #444;
  margin-top: 10px;
  border-radius: 4px;
}
.progress-fill {
  height: 100%;
  background: #e03e2d;
  width: 0%;
  transition: width 0.3s linear;
}