:root { font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, sans-serif; }
body { margin: 24px; color: #222; }
h1 { margin-top: 0; }
form { display: grid; grid-template-columns: repeat(6, minmax(140px, 1fr)); gap: 10px; align-items: end; margin-bottom: 16px; }
label { display: grid; gap: 6px; font-size: 14px; }
select, button { padding: 8px; font-size: 14px; }
button { background: #0d6efd; color: #fff; border: 0; border-radius: 6px; cursor: pointer; }
button:hover { filter: brightness(0.95); }
#status { margin: 12px 0; font-weight: 600; }
table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid #eee; padding: 8px; text-align: left; }
th { background: #fafafa; position: sticky; top: 0; }
.hidden { display: none; }