/* === GLOBAL === */
* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f9f9f9;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  color: #333;
}

h1 {
  text-align: center;
  color: #C41427;
  margin-bottom: 2rem;
}

/* === LAYOUT === */
.wrapper {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
}

header {
  text-align: center;
}

.logo {
  max-height: 70px;
  margin-bottom: 1rem;
}

.trennlinie {
  height: 4px;
  background-color: #C41427;
  border: none;
  margin-bottom: 2rem;
}

/* === FORMULAR === */
form {
  background: #fff;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.field {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

input[type="file"] {
  margin-top: 0.4rem;
}

button {
  background-color: #C41427;
  color: white;
  padding: 0.9rem 1.5rem;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s ease;
}

button:hover {
  background-color: #a61120;
}

/* === GRUPPIERUNG === */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.row .field {
  flex: 1 1 240px;
}

/* === DSGVO === */
a {
  color: #C41427;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* === RESPONSIVE === */
@media (max-width: 600px) {
  .row {
    flex-direction: column;
  }

  .wrapper {
    padding: 1rem;
  }

  h1 {
    font-size: 1.4rem;
  }

  button {
    width: 100%;
  }
}