body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, sans-serif;
  color: white;
  background:
    radial-gradient(circle at top left, #00d4ff 0, transparent 35%),
    radial-gradient(circle at bottom right, #ff007a 0, transparent 35%),
    #080b12;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: auto;
}

main {
  padding: 40px;
  max-width: 800px;
}

h1 {
  font-size: clamp(44px, 8vw, 96px);
  margin: 0 0 16px;
  letter-spacing: 2px;
}

p {
  font-size: clamp(18px, 3vw, 28px);
  color: #d7e1ff;
  margin-bottom: 32px;
}

button {
  border: 0;
  padding: 16px 28px;
  border-radius: 999px;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  color: #080b12;
  background: white;
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
  transform: scale(1.08);
  box-shadow: 0 0 45px rgba(0, 212, 255, 0.7);
}

.kontakt-button {
  display: inline-block;
  margin-left: 12px;
  padding: 16px 28px;
  border-radius: 999px;
  font-size: 18px;
  font-weight: bold;
  color: white;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.08);
  transition: transform 0.2s, background 0.2s;
}

.kontakt-button:hover {
  transform: scale(1.08);
  background: rgba(255, 255, 255, 0.18);
}

.badge {
  display: inline-block;
  margin-bottom: 22px;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  color: #b9c7ff;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.pulse {
  animation: pulse 1.8s infinite;
}

.pace-rechner {
  margin-top: 36px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
}

.pace-rechner h2 {
  margin-top: 0;
  margin-bottom: 18px;
}

.pace-rechner label {
  display: block;
  margin-top: 14px;
  margin-bottom: 6px;
  color: #d7e1ff;
}

.pace-rechner select,
.pace-rechner input {
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  font-size: 16px;
}

.zeit-eingabe {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

#pace-ergebnis {
  margin-top: 18px;
  margin-bottom: 0;
  font-size: 20px;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.04);
  }
}