:root {
  color-scheme: light dark;
  --bg: #f7f7f9;
  --fg: #1a1a1a;
  --card: #ffffff;
  --accent: #2563eb;
  --border: #e2e2e6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 32px 16px 64px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
}
h1 {
  text-align: center;
  font-size: 22px;
  margin-bottom: 28px;
}
#categories {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.category {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}
.category h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin: 0 0 10px;
}
.category ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.category li { margin: 6px 0; }
.category a {
  color: var(--fg);
  text-decoration: none;
  font-size: 14px;
}
.category a:hover { text-decoration: underline; color: var(--accent); }
.empty { text-align: center; color: #888; }
footer {
  text-align: center;
  margin-top: 40px;
}
footer a { color: #999; font-size: 12px; text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* Admin-Seite */
.admin-token {
  max-width: 480px;
  margin: 0 auto 24px;
  display: flex;
  gap: 8px;
}
.admin-token input {
  flex: 1;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
}
.admin-token button, #linkList button {
  padding: 8px 14px;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  cursor: pointer;
}
#linkList {
  max-width: 640px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}
#linkList li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
#linkList .cat { color: #888; font-size: 11px; }