:root {
  --kupferorange: #f9b233;
  --sandbeige: #fffbdf;
  --mitternachtsblau: #415a71;
  --espresso: #422818;
  --korallenrot: #ee8161;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--sandbeige);
  color: var(--espresso);
  margin: 0;
  padding: 0;
}

header {
  background-image: url("../media/headerbild.jpg");
  background-size: cover;
  background-position: center;
  min-height: 220px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
  position: relative;
}

.header-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  z-index: 1;
}

header img {
  height: 60px;
  width: auto;
}

main {
  padding: 2rem;
  max-width: 800px;
  margin: 2rem auto;
  background-color: white;
  border-radius: 1rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  border: 1px solid #e0e0e0;
  transform: translateY(0);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

main:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.25);
}

footer {
  background-color: var(--kupferorange);
  color: white;
  padding: 1rem;
  text-align: center;
  margin-top: 2rem;
}

form {
  display: flex;
  flex-direction: column;
}

fieldset {
  border: 1px solid var(--kupferorange);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

legend {
  font-weight: bold;
  color: var(--mitternachtsblau);
}

label {
  margin-top: 1rem;
  font-weight: 500;
  display: block;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="datetime-local"],
select,
textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  margin-top: 0.25rem;
  border: 1px solid #ccc;
  border-radius: 0.3rem;
  box-sizing: border-box;
}

input[type="radio"],
input[type="checkbox"] {
  margin-right: 0.5rem;
  vertical-align: middle;
}

textarea {
  resize: vertical;
  min-height: 100px;
  max-height: 150px;
  max-width: 100%;
}

.radio-group {
  margin-top: 1rem;
}

.radio-group label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 600;
  margin-right: 1.5rem;
  margin-bottom: 0.5rem;
}

.afterrun-wrapper {
  display: block;
  margin-top: 1rem;
}

span {
  color: var(--korallenrot);
  font-size: 0.9rem;
}

button {
  background-color: var(--mitternachtsblau);
  color: white;
  padding: 0.75rem;
  border: none;
  border-radius: 0.5rem;
  margin-top: 1rem;
  cursor: pointer;
  transition: background 0.3s ease;
}

button:hover {
  background-color: var(--espresso);
}

@media (max-width: 600px) {
  body {
    font-size: 90%;
    padding: 0.5rem;
  }

  main {
    padding: 1rem;
    border-radius: 0;
  }

  fieldset {
    padding: 0.75rem;
  }
}

/* Stil für (optional)-Kennzeichnung */
.optional::after {
  content: " (optional)";
  color: #888;
  font-weight: normal;
  font-style: italic;
}