:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --card: #ffffff;
  --line: #d7dee8;
  --text: #061a33;
  --accent: #0057b8;
  --accent-dark: #003f87;
  --green: #0f766e;
  --yellow: #b45309;
  --red: #b91c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}

.page-header,
.page-footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem;
}

.page-header {
  padding-top: 1.25rem;
}

.brand {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 6px 18px rgba(6, 26, 51, 0.06);
}


.brand-text h1 {
  margin: 0;
  color: var(--accent-dark);
  font-size: 1.8rem;
  line-height: 1.2;
}

.brand-text .subtitle {
  margin: 0.4rem 0 0;
  font-size: 1rem;
}

.layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 6px 18px rgba(6, 26, 51, 0.06);
}

h2 {
  margin-top: 0;
  color: var(--accent-dark);
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.95rem;
}

input,
select,
button {
  font: inherit;
  padding: 0.52rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

input:focus,
select:focus,
button:focus-visible {
  outline: 2px solid rgba(0, 87, 184, 0.24);
  outline-offset: 1px;
  border-color: var(--accent);
}

.actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

button {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: pointer;
  font-weight: 700;
}

button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

button#printBtn {
  background: #4b5563;
  border-color: #4b5563;
}

button#printBtn:hover {
  background: #374151;
  border-color: #374151;
}

.result-list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

.result-row {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.6rem;
  display: grid;
  gap: 0.2rem;
  background: #fff;
}

.result-row dt {
  font-weight: 700;
}

.result-row dd {
  white-space: pre-line;
}

.ampel-gruen {
  color: var(--green);
}

.ampel-gelb {
  color: var(--yellow);
}

.ampel-rot {
  color: var(--red);
}

.legal-notice {
  max-width: 1100px;
  width: calc(100% - 2rem);
  margin: 0 auto 1rem;
  padding: 1rem;
  border: 1px solid #b9c8dc;
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  background: #eef4fc;
  font-size: 0.95rem;
  line-height: 1.55;
}

.legal-notice strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--accent-dark);
}

.page-footer {
  color: #304661;
}

@media (max-width: 860px) {
  .layout,
  .grid {
    grid-template-columns: 1fr;
  }

  .brand {
    padding: 0.9rem;
    align-items: flex-start;
    flex-direction: column;
    gap: 0.8rem;
  }


  .brand-text h1 {
    font-size: 1.45rem;
  }
}

@media print {
  body {
    background: #fff;
    color: #000;
  }

  .page-header,
  .page-footer {
    max-width: none;
    padding: 0;
  }

  .page-header {
    margin-bottom: 0.5rem;
  }

  .brand,
  .legal-notice {
    border: 1px solid #c9c9c9;
    box-shadow: none;
    background: #fff;
  }

  #kdu-form,
  .actions {
    display: none;
  }

  .layout {
    display: block;
    max-width: none;
    padding: 0;
  }

  .panel {
    border: none;
    box-shadow: none;
    padding: 0;
  }
}