:root {
  --bg: #121212;
  --fg: #e0e0e0;
  --accent: #4dabf7;
  --muted: #888;
  --card: #1e1e1e;
  --border: #333;
  --code-bg: #1a1a1a;
  --badge-bg: #2d2d2d;
}

body {
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

header {
  background: var(--card);
  padding: 2rem;
  border-bottom: 1px solid var(--border);
}

header h1 {
  margin: 0 0 0.5rem 0;
  color: var(--accent);
}

main {
  max-width: 1000px;
  margin: auto;
  padding: 2rem;
}

h2 {
  color: var(--accent);
  margin-top: 2rem;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  background: var(--card);
  border-radius: 8px;
  overflow: hidden;
}

th, td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
}

th {
  background: #222;
  text-align: left;
}

tr:nth-child(even) {
  background: #181818;
}

tr:hover {
  background: #222;
}

pre, code {
  background: var(--code-bg);
  color: #eee;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  overflow-x: auto;
  font-family: monospace;
}

pre {
  margin: 1rem 0;
}

.chart {
  margin-bottom: 3rem;
}

.labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.badge {
  display: inline-block;
  background: var(--badge-bg);
  color: var(--fg);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.85em;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.85em;
  color: var(--muted);
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

.controls {
  margin: 1em 0;
}
.controls button {
  margin-right: .5em;
  padding: 0.4em 0.8em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  background: var(--card);
  color: var(--fg);
}
.controls button:hover {
  background: var(--accent);
  color: #000;
}

details.chart {
  margin-bottom: 1.5em;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.5em 1em;
  background: #1a1a1a; /* etwas heller als --card */
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

details.chart[open] {
  background: #222; /* beim Aufklappen noch etwas heller */
  box-shadow: 0 4px 12px rgba(0,0,0,0.6);
}

details.chart summary {
  cursor: pointer;
  font-size: 1.2em;
  padding: 0.4em 0;
  margin: -0.4em -1em 0.8em -1em; /* damit summary über die ganze Box geht */
  padding-left: 1em;
  background: #111;
  border-radius: 10px 10px 0 0;
  color: var(--accent);
}