:root {
  --bg: #f6f8fb;
  --text: #0f1b2d;
  --muted: #4a5a70;
  --primary: #0b5cad;
  --card: #ffffff;
  --line: #dfe6ef;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1520;
    --text: #e8eef6;
    --muted: #a8b6c8;
    --primary: #5aa2ec;
    --card: #142030;
    --line: #22324a;
  }
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  min-height: 100vh;
}
a { color: var(--primary); }
main {
  width: 100%;
  max-width: 560px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
}
main.text { max-width: 720px; text-align: left; }
.logo { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.logo svg { width: 40px; height: 40px; }
.logo span { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: 1.5rem; margin: 0 0 12px; }
h2 { font-size: 1.05rem; margin: 24px 0 8px; }
p { margin: 0 0 12px; color: var(--muted); }
.status {
  display: inline-block;
  margin-top: 16px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}
.zurueck { margin-bottom: 20px; }
.zurueck a { text-decoration: none; font-weight: 600; }
.stand { margin-top: 24px; font-size: 0.85rem; }
footer { margin-top: 20px; font-size: 0.9rem; color: var(--muted); }
footer a { color: var(--muted); }
@media (max-width: 420px) { main { padding: 32px 20px; } }