/* Layout & Grundstil */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #05283A;
  background: #f5f7fa;
}

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(135deg, #005b8f, #0384c3);
  color: #fff;
  padding: 60px 20px 50px;
  text-align: center;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.logo {
  max-width: 240px;
  margin-bottom: 16px;
}

h1 {
  font-size: 2.1rem;
  margin: 0 0 10px;
}

.hero-subline {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.hero-beta-hint {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

.webapp-link {
  position: absolute;
  top: 16px;
  right: 16px;
}

/* Buttons */
.btn {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 24px;
  background: #ffcc33;
  color: #05283A;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background: #ffd95c;
}

.btn-outline {
  background: transparent;
  border: 1px solid #ffcc33;
  color: #ffcc33;
  padding: 8px 16px;
  font-size: 0.9rem;
  margin-top: 0;
}

.btn-outline:hover {
  background: #ffcc33;
  color: #05283A;
}

/* Sektionen */
.section {
  padding: 32px 20px;
}

.section:nth-of-type(odd) {
  background: #eef3f8;
}

.section:nth-of-type(even) {
  background: #ffffff;
}

.section-inner {
  max-width: 900px;
  margin: 0 auto;
}

.section h2 {
  font-size: 1.6rem;
  margin: 0 0 10px;
}

.section p {
  margin: 0 0 10px;
  line-height: 1.5;
}

/* Karten-Layout für Module */
.card-grid {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.card {
  flex: 1 1 260px;
  background: #ffffff;
  border-radius: 10px;
  padding: 18px 18px 20px;
  box-shadow: 0 8px 20px rgba(5, 40, 58, 0.08);
  border: 1px solid rgba(5, 40, 58, 0.06);
}

.section:nth-of-type(odd) .card {
  background: #fdfdfd;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.25rem;
}

.card ul {
  margin: 0;
  padding-left: 18px;
}

.card li {
  margin: 4px 0;
  line-height: 1.45;
}

/* Formular */
form {
  max-width: 600px;
  margin: 18px auto 0;
  text-align: left;
}

label {
  display: block;
  margin-top: 10px;
  font-size: 0.95rem;
}

input,
textarea,
select {
  width: 100%;
  padding: 8px;
  margin-top: 4px;
  border-radius: 3px;
  border: 1px solid #ccd4dd;
  font: inherit;
  background: #fff;
}

textarea {
  min-height: 80px;
  resize: vertical;
}

.beta-note {
  margin-top: 10px;
  font-size: 0.85rem;
  color: #555;
}

/* Footer */
.footer {
  text-align: center;
  font-size: 0.85rem;
  color: #555;
  padding: 20px;
}

/* Responsive Tweaks */
@media (max-width: 600px) {
  h1 {
    font-size: 1.7rem;
  }

  .hero {
    padding-top: 70px;
  }

  .webapp-link {
    position: absolute;
    top: 12px;
    right: 12px;
  }

  .card {
    flex: 1 1 100%;
  }
}