/* Farben wie in help-pso2 (docs/css/material.css) */
:root {
  --primary: #006596;
  --primary-dark: #004d73;
  --text: #1f2933;
  --muted: #5f6b7a;
  --bg: #f5f7fa;
  --card: #ffffff;
  --border: #dde3ea;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: var(--primary);
  padding: 1rem 1.5rem;
}

header img {
  height: 2.5rem;
  width: auto;
  display: block;
}

main {
  flex: 1;
  width: 100%;
  max-width: 56rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.8rem;
}

.lead {
  margin: 0 0 2rem;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1rem;
}

.card {
  display: block;
  padding: 1.25rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.card:hover,
.card:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.card h2 {
  margin: 0 0 0.25rem;
  font-size: 1.15rem;
  color: var(--primary);
}

.card p {
  margin: 0;
  color: var(--muted);
}

a { color: var(--primary); }
a:hover { color: var(--primary-dark); }