body { font-family: Arial, sans-serif; margin: 0; background: #f6f7fb; color: #111; }
.container { max-width: 1200px; margin: 24px auto; padding: 0 16px; }
h1 { margin: 0 0 16px; }
.card { background: #fff; border: 1px solid #ddd; border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
input, select, button { padding: 8px; border: 1px solid #ccc; border-radius: 6px; }
button { cursor: pointer; }
button.secondary { background: #f2f2f2; }
.muted { color: #666; }
table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
pre { background: #0f172a; color: #e2e8f0; padding: 10px; border-radius: 8px; overflow: auto; }
.small { font-size: 12px; padding: 6px; }