.performance { max-width: 1480px; margin: 0 auto; padding: 24px; }
.performance h1 { font-size: 25px; margin: 0; }
.performance h2 { font-size: 17px; margin: 0 0 12px; }
.performance h3 { font-size: 14px; }
.perf-heading, .perf-section-heading { display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.perf-heading { margin-bottom: 20px; }
.perf-heading p { color: var(--muted); margin: 6px 0; }
.performance .panel { padding: 20px; margin-bottom: 18px; }
.demo-context { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; padding-bottom: 16px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.perf-filters label, .rule-form label { display: grid; gap: 6px; font-size: 12px; color: var(--muted); }
.perf-filters select, .perf-filters input[type=date], .rule-form input[type=number] { font: inherit; color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 9px 10px; min-height: 42px; background: var(--card); min-width: 0; max-width: 100%; }
#perf-filter-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
#perf-filter-form .demo-check { display: flex; align-items: center; min-height: 42px; }
.perf-presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.perf-presets .active { background: var(--yellow-soft); border-color: var(--yellow); }
.perf-error { color: var(--red); }
.dash-tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--line); overflow-x: auto; margin: 24px 0 20px; }
.dash-tabs button { flex-shrink: 0; padding: 12px 16px; background: transparent; border: 0; border-bottom: 3px solid transparent; color: var(--muted); cursor: pointer; font: inherit; }
.dash-tabs button[aria-selected=true] { color: var(--text); border-bottom-color: var(--yellow); font-weight: 600; }
.dash-view[hidden], .performance [hidden] { display: none !important; }
.perf-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 12px 0 20px; }
.perf-kpi { padding: 16px; border: 1px solid var(--line); border-radius: 9px; background: var(--card); min-width: 0; }
.perf-kpi > small { color: var(--muted); display: block; font-size: 12px; }
.perf-kpi > strong { display: block; font-family: Poppins, sans-serif; font-size: 25px; margin: 8px 0; overflow-wrap: anywhere; }
.perf-kpi .formula { display: block; color: var(--muted); font-size: 11px; line-height: 1.6; }
.perf-kpi.warn { border-color: #e8c1b6; background: #fff9f7; }
.planning-alert { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: var(--yellow-soft); color: var(--text); }
.planning-alert small { display: block; margin-top: 6px; }
.bgroup { display: flex; gap: 4px; }
.bgroup button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 5px; font: inherit; background: var(--card); cursor: pointer; }
.bgroup button.active { background: var(--yellow-soft); }
.chart-box { position: relative; padding: 12px 20px; min-width: 0; }
.chart { width: 100%; height: auto; display: block; }
.chart-legend { color: var(--muted); font-size: 11px; padding: 12px 0; }
.metric-definitions summary, .performance details summary { cursor: pointer; font-weight: 600; }
.metric-definitions dl { display: grid; grid-template-columns: minmax(160px, 1fr) 3fr; gap: 12px 24px; font-size: 12px; }
.metric-definitions dt { font-weight: 600; }
.metric-definitions dd { margin: 0; color: var(--muted); }
.perf-table-wrap { overflow-x: auto; }
.perf-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.perf-table th { padding: 12px 10px; text-align: left; border-bottom: 2px solid var(--line); color: var(--muted); font-weight: 500; }
.perf-table td { padding: 13px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.perf-table td small { display: block; color: var(--muted); margin-top: 5px; }
.perf-table td, .perf-table th { overflow-wrap: anywhere; }
.perf-table .number { text-align: right; font-variant-numeric: tabular-nums; }
.perf-empty { color: var(--muted); padding: 16px 0; font-size: 13px; }
.perf-cards { display: grid; gap: 10px; }
.perf-record { border: 1px solid var(--line); border-radius: 7px; padding: 14px; }
.perf-record summary { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.perf-record p, .perf-record li { font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.perf-record ul { padding-left: 18px; }
.perf-record .record-meta { font-size: 11px; color: var(--muted); margin: 8px 0; }
.rule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.rule-card { border: 1px solid var(--line); border-radius: 8px; padding: 16px; }
.rule-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.rule-form label.check { display: flex; gap: 8px; align-items: center; grid-column: 1 / -1; }
.rule-form button { justify-self: start; grid-column: 1 / -1; }
.perf-caption { color: var(--muted); font-size: 11px; margin-top: 12px; }
@media (max-width: 900px) { .perf-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } .rule-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
  .performance { padding: 16px 12px; } .performance .panel { padding: 14px; }
  .perf-heading, .perf-section-heading { align-items: flex-start; flex-direction: column; }
  .performance h1 { font-size: 22px; } .perf-kpi { padding: 12px; } .perf-kpi > strong { font-size: 22px; }
  .demo-context { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; } .demo-context p { grid-column: 1 / -1; }
  #perf-filter-form { display: grid; grid-template-columns: 1fr 1fr; } #perf-filter-form .demo-check { grid-column: 1 / -1; }
  .dash-tabs button { padding: 12px 10px; font-size: 12px; }
  .metric-definitions dl { display: block; } .metric-definitions dd { margin: 6px 0 16px; }
  .perf-table thead { display: none; } .perf-table tbody { display: grid; gap: 12px; }
  .perf-table tr { display: block; border: 1px solid var(--line); padding: 12px; border-radius: 6px; }
  .perf-table td { display: grid; grid-template-columns: minmax(100px, .8fr) minmax(0, 1.2fr); gap: 10px; border: 0; padding: 6px 0; }
  .perf-table td::before { content: attr(data-label); color: var(--muted); font-weight: 500; }
  .perf-table td > div { min-width: 0; } .perf-table .number { text-align: left; }
  .chart-box { padding: 12px 0; } .planning-alert { display: block; } .planning-alert > span { display: block; margin-top: 10px; }
}