:root {
  color-scheme: light dark;
  --bg: #0b1020;
  --panel: #121a2e;
  --text: #e7eefc;
  --muted: #9fb0d0;
  --accent: #5b8cff;
  --border: #223152;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
}

p {
  margin: 0 0 16px;
  color: var(--muted);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin: 16px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

label {
  display: block;
  font-weight: 600;
  margin: 12px 0 6px;
}

input,
textarea,
select,
button {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1730;
  color: var(--text);
}

button {
  background: var(--accent);
  border: none;
  cursor: pointer;
  font-weight: 700;
}

button.secondary {
  background: transparent;
  border: 1px solid var(--border);
}

.row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.links a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

pre {
  background: #0a1226;
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: 10px;
  overflow: auto;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: #1a2542;
  color: var(--muted);
  font-size: 12px;
  margin-left: 8px;
}

.notice {
  background: #111a33;
  border: 1px dashed #2b3c66;
  padding: 12px;
  border-radius: 10px;
  color: var(--muted);
}