:root {
  --blue-dark: #0b3f8a;
  --bg: #12161c;
  --card: #1c222b;
  --text: #e8edf3;
  --muted: #9aa6b4;
}

* { box-sizing: border-box; }

html { font-size: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background: radial-gradient(circle at 50% 0%, var(--blue-dark) 0%, var(--bg) 60%);
  background-color: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a { color: #8cc0ff; }
a:hover, a:focus { color: #fff; }
a:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

.card {
  width: 100%;
  max-width: 32rem;
  padding: 2.5rem 2rem;
  background: var(--card);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.4);
  text-align: center;
}

.logo {
  display: block;
  margin: 0 auto 1.25rem;
}

h1 { margin: 0; font-size: 1.75rem; letter-spacing: 0.02em; }
.claim { margin: 0.25rem 0 1.5rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.85rem; }
.intro { margin: 0 0 1.5rem; }
.notice { margin: 0 0 1rem; color: var(--muted); font-size: 0.95rem; }

.contact { list-style: none; margin: 0; padding: 0; text-align: left; }
.contact li {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1rem;
  padding: 0.6rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.contact span { min-width: 5rem; color: var(--muted); }
.contact a { font-weight: 600; text-decoration: none; }

footer { margin-top: 1.5rem; display: flex; gap: 1.5rem; font-size: 0.9rem; }
footer a { color: var(--muted); }

/* Unterseiten */
.page { max-width: 42rem; text-align: left; }
.page h1 { margin-bottom: 1rem; }
.page h2 { font-size: 1.1rem; margin: 1.5rem 0 0.25rem; }
.page p { margin: 0 0 0.75rem; }
.back { display: inline-block; margin-top: 1.5rem; }