.sg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 24px 0 48px; }
@media (max-width: 900px) { .sg-grid { grid-template-columns: 1fr; } }
.sg-settings { margin-bottom: 16px; }
.setting-row { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.setting-row label { font-size: 13px; color: #4e5969; min-width: 80px; }
.setting-row input[type="text"] { width: 120px; padding: 6px 10px; border: 1px solid #e5e6eb; border-radius: 6px; font-size: 13px; font-family: monospace; }
.setting-row input[type="number"] { width: 80px; padding: 6px 10px; border: 1px solid #e5e6eb; border-radius: 6px; font-size: 13px; }
.sg-results { max-height: 500px; overflow-y: auto; }
.serial-item { display: flex; align-items: center; gap: 10px; padding: 6px 12px; border-bottom: 1px solid #f2f3f5; font-size: 13px; }
.serial-item:hover { background: #f7f8fa; }
.serial-num { color: #86909c; font-size: 12px; min-width: 30px; }
.serial-val { font-family: monospace; color: #1d2129; letter-spacing: 0.5px; }
.result-count { font-size: 12px; color: #86909c; }
.btn-tiny { padding: 2px 10px; font-size: 12px; border: 1px solid #e5e6eb; border-radius: 4px; background: #fff; color: #4e5969; cursor: pointer; }
.btn-tiny:hover { border-color: #165DFF; color: #165DFF; }
.panel-actions { display: flex; gap: 6px; }