#queryHistoryBox { max-width: 720px; margin: 16px 0 0; }
.zq-hist { background: #FFFFFF; border: 1px solid #E4EDE7; border-radius: 14px; padding: 16px 20px; box-shadow: 0 1px 3px rgba(15,26,20,0.03); }
.zq-hist-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.zq-hist-title { font-size: 11.5px; font-weight: 700; color: #8A968D; text-transform: uppercase; letter-spacing: 0.12em; }
.zq-hist-clear { font-size: 11.5px; color: #8A968D; background: none; border: none; cursor: pointer; padding: 4px 8px; border-radius: 6px; font-family: inherit; }
.zq-hist-clear:hover { color: #DC2626; background: rgba(220,38,38,0.06); }
.zq-hist-list { display: flex; flex-direction: column; gap: 2px; }
.zq-hist-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 9px; cursor: pointer; transition: all 0.15s; }
.zq-hist-item:hover { background: #F7FBF8; }
.zq-hist-item:hover .zq-hist-del { opacity: 1; }
.zq-hist-rank { flex-shrink: 0; width: 20px; height: 20px; border-radius: 6px; background: #F1F7F3; color: #15803D; font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center; font-variant-numeric: tabular-nums; }
.zq-hist-item:nth-child(1) .zq-hist-rank { background: linear-gradient(135deg, #22C55E, #15803D); color: #FFFFFF; }
.zq-hist-left { flex: 1; min-width: 0; }
.zq-hist-input { font-size: 13.5px; font-weight: 600; color: #0F1A14; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: ui-monospace, monospace; display: flex; align-items: center; gap: 8px; }
.zq-hist-count { font-size: 10.5px; color: #15803D; background: rgba(34,197,94,0.1); padding: 1px 6px; border-radius: 4px; font-weight: 700; font-family: -apple-system, sans-serif; flex-shrink: 0; }
.zq-hist-meta { font-size: 11.5px; color: #8A968D; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.zq-hist-time { color: #B0BAB3; }
.zq-hist-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.zq-hist-score { display: inline-flex; align-items: center; justify-content: center; min-width: 32px; height: 26px; padding: 0 8px; border-radius: 8px; font-size: 13px; font-weight: 700; font-variant-numeric: tabular-nums; color: #FFFFFF; }
.zq-hist-score.excellent { background: linear-gradient(135deg, #22C55E, #15803D); }
.zq-hist-score.good      { background: linear-gradient(135deg, #22C55E, #16A34A); }
.zq-hist-score.warning   { background: linear-gradient(135deg, #F59E0B, #D97706); }
.zq-hist-score.poor      { background: linear-gradient(135deg, #F97316, #EA580C); }
.zq-hist-score.critical  { background: linear-gradient(135deg, #EF4444, #DC2626); }
.zq-hist-fail { font-size: 11px; color: #DC2626; padding: 2px 7px; border-radius: 4px; background: rgba(220,38,38,0.08); }
.zq-hist-del { width: 22px; height: 22px; border-radius: 6px; border: 0; background: transparent; color: #8A968D; font-size: 16px; line-height: 1; cursor: pointer; opacity: 0; transition: all 0.15s; font-family: inherit; }
.zq-hist-del:hover { background: rgba(220,38,38,0.1); color: #DC2626; }