/* Shared timeline presentation. Data transforms remain in app.js/chart-ui.js. */
.symbol-tab-panel.timeline-split{display:flex;flex-direction:column;gap:14px}
.symbol-tab-panel.timeline-split .symbol-chart-card{order:1;padding:0;overflow:hidden;border-color:color-mix(in srgb,var(--accent) 22%,var(--border))}
.symbol-tab-panel.timeline-split .timeline-ranges-card{order:2}
.symbol-tab-panel.timeline-split .symbol-chart-toolbar{display:none}
.symbol-chart-overview{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:start;padding:22px 24px 17px;border-bottom:1px solid var(--hairline)}
.symbol-chart-overview-copy{display:grid;gap:5px;min-width:0}
.symbol-chart-eyebrow{color:var(--accent-strong);font-size:.67rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.symbol-chart-overview h2{margin:0;color:var(--text);font-size:clamp(1.18rem,2vw,1.55rem);letter-spacing:-.035em}
.symbol-chart-overview p{margin:0;color:var(--muted);font-size:.78rem}
.symbol-chart-current{display:grid;grid-template-columns:auto auto;gap:2px 12px;align-items:baseline;text-align:right}
.symbol-chart-current>span:first-child{grid-column:1/-1;color:var(--muted-2);font-size:.65rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.symbol-chart-current strong{font-size:clamp(1.3rem,2.8vw,2rem);font-variant-numeric:tabular-nums;letter-spacing:-.045em}
.symbol-chart-current em{font-style:normal;font-size:.8rem;font-weight:750;font-variant-numeric:tabular-nums}
.symbol-chart-current em.positive{color:var(--positive)}.symbol-chart-current em.negative{color:var(--negative)}
.symbol-chart-card>.timeline-control-row{margin:0;padding:14px 24px 8px}
.symbol-chart-card>.timeline-pit-note{padding:0 24px}
.symbol-chart-controls-primary{display:flex;align-items:center;justify-content:space-between;gap:14px}
.symbol-chart-controls .timeline-filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.symbol-chart-controls .timeline-filters::-webkit-scrollbar{display:none}
.symbol-chart-controls .timeline-filter-btn{min-width:46px;min-height:38px}
.timeline-options{position:relative;flex:0 0 auto}
.timeline-options>summary{list-style:none;display:inline-flex;align-items:center;min-height:38px;padding:7px 12px;border:1px solid var(--border-strong);border-radius:var(--r-sm);background:var(--surface);color:var(--muted);font-size:.78rem;font-weight:700;cursor:pointer}
.timeline-options>summary::-webkit-details-marker{display:none}
.timeline-options[open]>summary{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-strong)}
.timeline-options-panel{position:absolute;z-index:8;right:0;top:calc(100% + 7px);min-width:220px;display:grid;gap:7px;padding:9px;border:1px solid var(--border-strong);border-radius:12px;background:var(--surface);box-shadow:var(--shadow-lg)}
.timeline-options-panel button{width:100%;justify-content:flex-start}
.timeline-series-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:30px}
.timeline-chart-legend{gap:16px}.timeline-chart-legend span{font-size:.72rem}
.timeline-pit-note{margin:0;overflow-wrap:anywhere;color:var(--muted-2);font-size:.68rem;line-height:1.45}
.timeline-pit-note[data-state="warning"]{color:var(--warning)}
.symbol-chart-card .timeline-chart-shell{margin:5px 24px 10px}
.symbol-chart-card .timeline-chart{height:clamp(340px,48vh,560px);min-height:340px}
.symbol-chart-card .timeline-y-axis{min-height:clamp(340px,48vh,560px)}
.symbol-chart-card .timeline-axis{padding-bottom:2px}
.symbol-chart-card .timeline-stats{margin:0;padding:12px 24px;border-top:1px solid var(--hairline);background:color-mix(in srgb,var(--surface-2) 72%,transparent)}
.symbol-chart-card .timeline-stats-values{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.symbol-chart-card .timeline-stats-values span{display:grid;gap:2px;padding:9px 11px;border:1px solid var(--hairline);border-radius:10px;background:var(--surface);font-size:.78rem}
.timeline-chart-empty{position:absolute;inset:18px 88px 46px 18px;display:grid;place-items:center;padding:24px;border-radius:12px;background:color-mix(in srgb,var(--surface) 88%,transparent);color:var(--muted);text-align:center}
.timeline-price-area{fill:url(#symbol-price-area);pointer-events:none}
.timeline-price-line{fill:none;stroke:var(--chart-line);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;pointer-events:none}
.timeline-chart-grid{stroke:var(--hairline);stroke-width:1;vector-effect:non-scaling-stroke;pointer-events:none}
.timeline-hover-surface:focus{outline:none}.timeline-hover-surface:focus-visible{stroke:var(--accent);stroke-width:2;stroke-dasharray:6 5}
.timeline-hover-tooltip{min-width:min(310px,calc(100vw - 24px));max-width:340px;gap:7px;white-space:normal}
.timeline-tooltip-values{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 12px}
.timeline-tooltip-values span{display:flex;justify-content:space-between;gap:10px}
.timeline-tooltip-values b{color:var(--text);font-weight:750;font-variant-numeric:tabular-nums}
.timeline-tooltip-change{font-size:.72rem!important}.timeline-tooltip-change.positive{color:var(--positive)}.timeline-tooltip-change.negative{color:var(--negative)}

.performance-chart-summary{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.performance-metric-tabs [data-performance-metric="all"]{font-weight:800}
.performance-series-legend{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 10px}
.performance-legend-button{display:inline-flex;align-items:center;gap:7px;min-height:32px;padding:5px 9px;border:1px solid var(--hairline);border-radius:999px;background:var(--surface-2);color:var(--muted);font-size:.68rem;font-weight:750;cursor:pointer}
.performance-legend-button::before{content:"";width:15px;height:3px;border-radius:2px;background:var(--series-color)}
.performance-legend-button[aria-pressed="false"]{opacity:.48;text-decoration:line-through}
.performance-line{stroke:var(--series-color,var(--accent));stroke-dasharray:var(--series-dash,none);vector-effect:non-scaling-stroke}
.performance-focus-dot{fill:var(--surface);stroke:var(--series-color);stroke-width:2.4;vector-effect:non-scaling-stroke;pointer-events:none}
.performance-crosshair{stroke:var(--accent);stroke-width:1.2;stroke-dasharray:5 5;opacity:.62;vector-effect:non-scaling-stroke;pointer-events:none}
.performance-hover-surface{fill:transparent;touch-action:pan-y;cursor:crosshair}
.performance-hover-surface:focus{outline:none}.performance-hover-surface:focus-visible{stroke:var(--accent);stroke-width:2;stroke-dasharray:6 5}
.performance-tooltip{min-width:190px;max-width:280px;padding:10px 11px}
.performance-tooltip-time{display:block;margin-bottom:7px;color:var(--muted);font-size:.68rem}
.performance-tooltip-values{display:grid;gap:5px}
.performance-tooltip-row{display:grid;grid-template-columns:10px minmax(0,1fr) auto;gap:7px;align-items:center}
.performance-tooltip-row i{width:8px;height:8px;border-radius:50%;background:var(--series-color)}
.performance-tooltip-row b{font-variant-numeric:tabular-nums}
.performance-tooltip-live{display:block;margin-top:7px;color:var(--accent-strong);font-size:.62rem;font-weight:750}

@media(max-width:640px){
  .symbol-chart-overview{grid-template-columns:minmax(0,1fr);gap:13px;padding:17px 14px 13px}
  .symbol-chart-current{text-align:left;justify-content:start}
  .symbol-chart-controls{padding:11px 14px 8px}
  .symbol-chart-card>.timeline-control-row{padding:11px 14px 8px}
  .symbol-chart-card>.timeline-pit-note{padding:0 14px}
  .symbol-chart-controls-primary{align-items:flex-start}
  .timeline-options-panel{position:fixed;inset:auto 12px 12px;min-width:0}
  .timeline-series-row{align-items:flex-start;flex-direction:column}
  .symbol-chart-card .timeline-chart-shell{grid-template-columns:minmax(0,1fr) 55px;gap:5px;margin:3px 8px 8px}
  .symbol-chart-card .timeline-chart,.symbol-chart-card .timeline-y-axis{height:270px;min-height:270px}
  .symbol-chart-card .timeline-axis{grid-template-columns:minmax(0,1fr) 55px;gap:5px;font-size:.68rem}
  .symbol-chart-card .timeline-stats{padding:10px 14px}
  .symbol-chart-card .timeline-stats-values{grid-template-columns:1fr}
  .timeline-chart-empty{inset:12px 62px 40px 8px}
  .timeline-hover-tooltip{position:fixed;left:12px!important;right:12px;bottom:12px;top:auto!important;transform:none;max-width:none;min-width:0}
  .performance-series-legend{flex-wrap:nowrap;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
  .performance-tooltip{left:8px!important;right:8px;top:8px!important;max-width:none}
}

@media(prefers-reduced-motion:reduce){
  .timeline-price-line,.performance-line,.timeline-hover-guide,.performance-crosshair{transition:none!important}
}