.joint-chart{position:relative}
.joint-legend{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.chart-legend-button{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 12px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);font-size:12px;font-weight:600}
.chart-legend-button:hover{background:var(--bg)}
.chart-legend-button[aria-pressed=false]{color:var(--muted);text-decoration:line-through;background:var(--bg)}
.series-swatch{display:inline-block;width:18px;height:0;border-top:3px solid var(--primary);flex-shrink:0}
.series-swatch.stock{border-color:var(--stock);border-top-style:dashed}
.chart-scale{margin-left:auto;color:var(--muted);font-size:11px}
.joint-plot{position:relative;min-width:0}
.joint-chart-svg{display:block;width:100%;height:auto;touch-action:pan-y}
.joint-grid{stroke:var(--border);stroke-width:1}
.joint-series{vector-effect:non-scaling-stroke}
.chart-tooltip{position:absolute;z-index:2;min-width:184px;max-width:calc(100% - 8px);padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:0 4px 16px #17233820;font-size:12px;pointer-events:none}
.chart-tooltip[hidden]{display:none}
.chart-tooltip strong{display:block;margin-bottom:8px;color:var(--text)}
.chart-tooltip span{display:flex;align-items:center;gap:8px;margin-top:6px;color:var(--muted)}
.chart-tooltip b{margin-left:auto;color:var(--text);font-weight:600}
.chart-day-control{display:grid;grid-template-columns:auto minmax(100px,1fr);align-items:center;gap:6px 16px;margin-top:6px}
.chart-day-control label{font-size:11px;color:var(--muted)}
.chart-day-control input{width:100%;min-height:44px;accent-color:var(--primary);padding:0;cursor:pointer;border:0;box-shadow:none}
.chart-day-value{grid-column:1/-1;font-size:12px;color:var(--text);padding:10px 12px;background:var(--bg);border:1px solid var(--border);border-radius:6px;min-height:40px}
.chart-hint{font-size:11px;color:var(--muted);margin:10px 0 0}
.chart-cursor{pointer-events:none}
.joint-legend{gap:6px}
.chart-legend-button{font-size:12px;padding:8px 10px}
.chart-scale{font-size:10px;margin-left:0;width:100%}
.chart-day-value{font-size:11px;line-height:1.8}
.chart-hint{font-size:10px}
.chart-day-control{gap:4px 10px}
.chart-tooltip{font-size:11px;min-width:175px}
.chart-tooltip strong{font-size:12px}

.actions[hidden],.sales-period[hidden],.sales-date-error[hidden]{display:none}
.sales-period{display:flex;flex-wrap:wrap;gap:8px 16px;border:0;margin:0 0 24px;padding:0;min-width:0}
.sales-period legend{font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px;padding:0}
.sales-period .field{flex:1 1 150px;min-width:0;margin:0}
.sales-period input{width:100%;min-height:44px}
.sales-date-help,.sales-date-error{flex-basis:100%;margin:0;font-size:12px;color:var(--muted)}
.sales-date-error{color:var(--danger)}