body {
  font-family: system-ui, sans-serif;
  max-width: 600px;
  margin: 2em auto;
  padding: 1em;
  line-height: 1.5;
  color: #222;
  background: #f9f9f9;
}

h1 {
  font-size: 1.8em;
  margin-bottom: 0.5em;
  color: #222;
}

input[type="text"],
input[type="email"],
button {
  font-size: 1em;
  padding: 0.6em;
  width: 100%;
  margin-top: 0.5em;
  box-sizing: border-box;
}

button {
  background: #eee;
  border: 1px solid #ccc;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background: #ddd;
}

.fehler {
  color: red;
  background: #ffe0e0;
  padding: 0.5em;
  border-left: 4px solid red;
  margin: 1em 0;
}

.hinweis {
  color: #155724;
  background: #d4edda;
  padding: 1em;
  border-left: 4px solid #28a745;
  margin-bottom: 1em;
}

.flex-buttons {
  display: flex;
  gap: 1em;
  margin-top: 1em;
}

a {
  color: #553399;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* 🖼 Logo oben einfügen */
header.logo {
  text-align: center;
  margin-bottom: 2em;
}

header.logo img {
  max-width: 200px;
  height: auto;
}

