:root { font-family: Arial, sans-serif; }
body { margin: 20px; background:#f7f7f7; }
.card { background:#fff; padding:16px; border-radius:10px; box-shadow:0 2px 8px rgba(0,0,0,.08); margin-bottom:16px; }
.row { display:flex; gap:12px; flex-wrap:wrap; align-items:center; }
.row > * { flex: 1 1 auto; }
label { font-size: 12px; color:#333; display:block; margin-bottom:6px; }
input, select, button { padding:10px; border:1px solid #ddd; border-radius:8px; }
button { cursor:pointer; background:#111; color:#fff; border:none; }
button.secondary { background:#666; }
button.danger { background:#b00020; }
table { width:100%; border-collapse:collapse; }
th, td { border-bottom:1px solid #eee; padding:10px; text-align:left; }
.small { font-size:12px; color:#666; }
.badge { display:inline-block; padding:4px 8px; border-radius:999px; font-size:12px; }
.badge.on { background:#e6ffed; color:#0a6; }
.badge.off { background:#ffecec; color:#b00020; }
hr { border:none; border-top:1px solid #eee; margin:12px 0; }