:root {
  color-scheme: light dark;
  --border: #d8d8d8;
  --bg-soft: #f6f6f7;
  --text-soft: #1b1b1b;
  --accent: #2a6df5;
  --danger: #d1453d;
}
@media (prefers-color-scheme: dark) {
  :root {
    --border: #3a3a3c;
    --bg-soft: #2c2c2e;
    --text-soft: #f2f2f2;
  }
}
* { box-sizing: border-box; }
body {
  font-family: system-ui, sans-serif;
  margin: 0;
  background: canvas;
  color: canvastext;
}
header { padding: 1.2rem 1.5rem; border-bottom: 1px solid var(--border); }
header h1 { margin: 0 0 0.2rem; font-size: 1.3rem; }
.sub { margin: 0; opacity: 0.7; font-size: 0.9rem; }
main { padding: 1.5rem; max-width: 900px; margin: 0 auto; }
.panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
button {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text-soft);
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  font-size: 0.9rem;
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: white; border-color: var(--accent); }
button.danger { color: var(--danger); }
.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.card h3 { margin: 0 0 0.2rem; }
.card .meta { font-size: 0.85rem; opacity: 0.7; }
.badge { font-size: 0.75rem; padding: 0.1rem 0.5rem; border-radius: 10px; background: var(--bg-soft); }
.badge.off { color: var(--danger); }
table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; font-size: 0.85rem; }
th, td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); }
label { display: block; margin-bottom: 0.7rem; font-size: 0.9rem; }
label input, label select { width: 100%; padding: 0.4rem; margin-top: 0.2rem; border: 1px solid var(--border); border-radius: 5px; background: canvas; color: inherit; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1rem; }
dialog { border-radius: 10px; border: 1px solid var(--border); padding: 1.2rem; max-width: 420px; width: 90%; }
dialog::backdrop { background: rgba(0,0,0,0.4); }
.hint { font-size: 0.8rem; opacity: 0.65; }
.section-title { display: flex; justify-content: space-between; align-items: center; margin-top: 1.5rem; }
code.token { background: var(--bg-soft); padding: 0.15rem 0.4rem; border-radius: 4px; word-break: break-all; }
.webhook-box { background: var(--bg-soft); padding: 0.8rem; border-radius: 6px; font-size: 0.85rem; margin: 0.8rem 0; }