:root{
  --bg:#f7f7f8;
  --card:#ffffff;
  --muted:#666;
  --accent:#0b6;
  --border:#e3e5e8;
  --gap:12px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  font-size:14px;
}
*{box-sizing:border-box}
html,body,#app{height:100%;margin:0;background:var(--bg);color:#111}
#app{display:flex;flex-direction:column;padding:12px;gap:12px}
.header{display:flex;gap:12px;align-items:center}
#filter{flex:1;padding:10px;border:1px solid var(--border);border-radius:8px;background:var(--card)}
.controls{display:flex;gap:8px;align-items:center}
.controls select, .controls button{padding:8px;border-radius:8px;border:1px solid var(--border);background:var(--card)}
.controls button{min-width:40px}
.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:auto;flex:1;min-height:0;padding:8px}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{position:sticky;top:0;background:linear-gradient(#fff,#fafafa);z-index:2;padding:10px;text-align:left;border-bottom:1px solid var(--border)}
tbody td{padding:10px;border-bottom:1px dashed var(--border);vertical-align:top}
tbody tr:nth-child(even){background:rgba(0,0,0,0.01)}
.legend{font-size:12px;color:var(--muted);text-align:right}
@media (max-width:420px){
  .header{flex-direction:column;align-items:stretch}
  .controls{justify-content:space-between}
  thead th, tbody td{padding:8px;font-size:13px}
}