:root { color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 -apple-system, system-ui, sans-serif; background: #0d1117; color: #e6edf3; }
header { padding: 14px 20px; border-bottom: 1px solid #21262d; display: flex; align-items: center; gap: 12px; }
header h1 { font-size: 16px; margin: 0; font-weight: 600; }
header .tag { font-size: 12px; color: #7d8590; }
main { padding: 24px 20px; max-width: 860px; margin: 0 auto; }
button { background: #238636; color: #fff; border: 0; padding: 8px 14px; border-radius: 6px; font-size: 14px; cursor: pointer; }
button.secondary { background: #21262d; }
button:hover { filter: brightness(1.1); }
input { background: #0d1117; border: 1px solid #30363d; color: #e6edf3; padding: 8px 10px; border-radius: 6px; font-size: 14px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.card { border: 1px solid #21262d; border-radius: 10px; padding: 16px; margin: 10px 0; display: flex; justify-content: space-between; align-items: center; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-right: 6px; }
.dot.on { background: #3fb950; } .dot.off { background: #6e7681; }
.muted { color: #7d8590; font-size: 13px; }
.status { color: #7d8590; font-size: 13px; margin: 12px 0; }
code, .mono { font-family: ui-monospace, Menlo, monospace; }