body { font-family: Arial, Helvetica, sans-serif; background: #f4f6f8; color: #222; }
.container { max-width: 1100px; margin: 24px auto; padding: 16px; background: #fff; border-radius: 8px; box-shadow: 0 6px 18px rgba(0,0,0,0.06); }
h1 { margin-top: 0; }
.controls { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.controls label { display: flex; gap: 6px; align-items: center; }
.controls input, .controls select { padding: 6px 8px; }
button { padding: 8px 12px; border-radius: 6px; border: 1px solid #ccc; background: #fff; cursor: pointer; }
button:hover { background: #f0f0f0 }
.message { margin: 8px 0; color: #444 }
.table-wrapper { overflow:auto; }
table { width: 100%; border-collapse: collapse; margin-top: 8px; }
th, td { padding: 8px 10px; border-bottom: 1px solid #eee; text-align: left; }
th { background: #fafafa; position: sticky; top: 0; }