:root {
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    sans-serif;
  --bg: #0d1117;
  --fg: #e6edf3;
  --muted: #8b949e;
  --accent: #238636;
  --card: #161b22;
  --sep: #30363d;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg);
}

.shell {
  max-width: 520px;
  margin: 0 auto;
  padding: 16px;
  padding-bottom: max(24px, env(safe-area-inset-bottom));
}

.head {
  margin-bottom: 14px;
}

.title {
  font-size: 1.35rem;
  margin: 0 0 4px;
}

.sub {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid var(--sep);
  border-radius: 8px;
  background: var(--card);
  color: var(--fg);
  font-size: 0.95rem;
  cursor: pointer;
}

.tab.active {
  border-color: var(--accent);
  background: #111d18;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.muted {
  margin: 0 0 10px;
  font-size: 0.82rem;
  color: var(--muted);
}

.error {
  color: #ff7b72;
  font-size: 0.85rem;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--sep);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.92rem;
  line-height: 1.45;
}

.card .line-primary {
  margin: 0 0 8px;
  font-weight: 600;
}

.card .line-second {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.card a {
  color: #58a6ff;
  text-decoration: none;
}

.card a:visited {
  color: #a371f7;
}

.loading {
  color: var(--muted);
  font-size: 0.88rem;
}