:root {
  --primary: #2e7bef;
  --accent: #00c47a;
  --light: #ffffff;
  --gray: #f2f3f7;
  --dark: #1e1e2f;
}

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #eef2f3, #8e9eab);
  color: var(--dark);
  overflow: auto; /* Für mobile Scrollbarkeit */
}

.container {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  color: white;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  max-width: 640px;
  width: 640px;
  padding: 2.5rem;
  border-radius: 24px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

h1, h2 {
  color: var(--primary);
}

p.trust {
  font-size: 0.9rem;
  color: #fff;
}

.step {
  display: none;
}

.step.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

.radio-group label {
  background: rgba(255, 255, 255, 0.5);
  padding: 0.75rem 1rem;
  border-radius: 10px;
  margin-bottom: 0.5rem;
  display: block;
  cursor: pointer;
  transition: all 0.2s;
  color: black;
}

.radio-group label:hover {
  background: #e2e6ea;
}

input[type="text"],
input[type="email"] {
  width: 100%;
  padding: 0.75rem;
  margin-top: 0.25rem;
  border-radius: 10px;
  border: 1px solid #ccc;
  background: rgba(255, 255, 255, 0.5);
  color: #000;
}

button, input[type="submit"] {
  background: #2e7bef;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
}

button:hover, input[type="submit"]:hover {
  background: #000;
  color: #fff;
}

.buttons {
  margin-top: 1.5rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.step-indicator {
  text-align: center;
  margin-top: 2rem;
}

.step-indicator span {
  width: 10px;
  height: 10px;
  background: #bbb;
  display: inline-block;
  margin: 0 5px;
  border-radius: 50%;
}

.step-indicator .active-dot {
  background: var(--primary);
}

.checkbox-agb {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  text-align: left;
}

.checkbox-agb input[type="checkbox"] {
  margin-right: 0.5rem;
}

.video-background {
  position: fixed;
  top: 0;
  left: 0;
  min-width: 100vw;
  min-height: 100vh;
  z-index: -1;
  overflow: hidden;
}

.video-background video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
}

/* Responsives Formular */
@media (max-width: 768px) {
  .container {
    width: 90%;
    max-width: 95%;
    padding: 1.5rem;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 16px;
    padding-left: 1em;
    padding-right: 1em;
  }

  h1, h2 {
    font-size: 1.2rem;
  }

  .radio-group label {
    font-size: 0.95rem;
  }

  input[type="text"],
  input[type="email"] {
    font-size: 1rem;
    width: 95%;
  }

  button, input[type="submit"] {
    font-size: 1rem;
    padding: 0.65rem 1.25rem;
  }
}