/* W6: page/entry scoped, C tokens and M3 shell. */
.series-page { max-width: 1120px; padding-top: 28px; padding-bottom: 48px; }
.series-page * { box-sizing: border-box; }
.series-page h1 { overflow-wrap: anywhere; }
.series-back a, .series-page a, .series-entry a { display: inline-flex; align-items: center; min-height: 44px; }
.series-page .foot { margin-top: 40px; }
.series-controls { display: flex; flex-wrap: wrap; align-items: end; gap: 12px; margin: 24px 0; }
.series-controls[hidden] { display: none; }
.series-controls label { display: grid; gap: 6px; flex: 1 1 220px; min-width: 0; color: var(--text-2); font-size: 13px; }
.series-controls select, .series-controls button, .series-mode button {
  min-height: 44px; max-width: 100%; padding: 10px 12px; font: inherit; color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
}
.series-controls select { width: 100%; text-overflow: ellipsis; }
.series-controls button, .series-mode button { cursor: pointer; font-weight: 700; }
.series-page :is(a, button, select):focus-visible, .series-entry :is(a, button, select):focus-visible { outline: 2px solid var(--volt); outline-offset: 3px; }
.series-page button:active, .series-entry button:active { transform: scale(.96); }
.series-mode { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.series-mode [aria-pressed="true"] { background: var(--text); color: var(--bg); }
.series-heading { margin: 28px 0 18px; }
.series-heading h2 { margin: 0 0 8px; font-size: 26px; line-height: 1.4; overflow-wrap: anywhere; }
.series-note, .series-meta { color: var(--text-2); font-size: 13px; line-height: 1.8; }
.series-costs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.series-metric, .series-panel { border: 1px solid var(--line); border-radius: 20px; background: var(--panel); padding: 20px; min-width: 0; }
.series-metric h3 { font-size: 14px; margin: 0 0 12px; color: var(--text-2); }
.series-value { font-family: var(--f-num); font-size: clamp(28px, 4vw, 44px); font-weight: 900; line-height: 1.15; overflow-wrap: anywhere; }
.series-metric p { margin: 10px 0 0; }
.series-changes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 16px 0; }
.series-change { min-width: 0; overflow-wrap: anywhere; background: var(--tray); border-radius: 14px; padding: 14px; }
.series-change span { display: block; color: var(--text-2); font-size: 12px; }
.series-change strong { display: block; font: 700 22px var(--f-num); margin-top: 4px; }
.series-coverage { padding: 16px 0; line-height: 1.8; }
.series-coverage strong { font-size: 16px; }
.series-panel { margin: 20px 0; }
.series-panel h2 { font-size: 20px; margin: 0 0 12px; }
.series-empty { border: 1px dashed var(--line); border-radius: 16px; padding: 24px; background: var(--tray); line-height: 1.8; }
.series-chart svg { width: 100%; height: auto; display: block; }
.series-chart-dates { display: flex; justify-content: space-between; gap: 12px; font: 12px var(--f-num); color: var(--text-2); }
.series-chart text { fill: var(--text-2); font: 12px var(--f-num); }
.series-axis { stroke: var(--line); }
.series-line { fill: none; stroke-width: 2.5; }
.series-line-0 { stroke: var(--volt); }
.series-line-1 { stroke: var(--text); stroke-dasharray: 6 4; }
.series-dot-0 { fill: var(--volt); }
.series-dot-1 { fill: var(--text); }
.series-legend { display: flex; gap: 20px; flex-wrap: wrap; font-size: 13px; }
.series-members { padding: 0; list-style: none; margin: 0; }
.series-member { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; border-bottom: 1px solid var(--line); padding: 10px 0; }
.series-member > div { min-width: 0; }
.series-member a { overflow-wrap: anywhere; }
.series-member .num { text-align: right; font-family: var(--f-num); }
.series-member small { display: block; color: var(--text-2); font-size: 12px; }
.series-page details > summary { min-height: 44px; align-content: center; cursor: pointer; font-weight: 700; }
.series-events { padding-left: 20px; }
.series-pairs { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 20px; }
.series-pair { display: contents; }
.series-pair > div { min-width: 0; padding: 16px 0; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
.series-pair small { display: block; color: var(--text-2); margin-bottom: 6px; font-size: 12px; }
.series-pair strong { display: block; font-size: 20px; }
.series-pair .series-meta { margin: 4px 0 0; }
.series-entry { margin: 12px 0; font-size: 13px; line-height: 1.6; }
.series-entry .series-controls { margin: 12px 0; }
.series-entry summary { min-height: 44px; align-content: center; cursor: pointer; }
.series-entry ul { padding-left: 20px; }
@media (max-width: 767px) {
  html.m-shell .series-page { padding: 12px var(--m-gutter) 24px; width: 100%; }
  html.m-shell .series-page h1 { font-size: 26px; }
  html.m-shell .series-heading h2 { font-size: 22px; }
  html.m-shell .series-controls { gap: 10px; margin: 18px 0; }
  html.m-shell .series-controls label { flex-basis: 100%; }
  html.m-shell .series-controls button { width: 100%; }
  html.m-shell .series-costs { gap: 10px; }
  html.m-shell .series-costs .series-metric { padding: 12px; }
  html.m-shell .series-value { font-size: clamp(22px, 6.5vw, 32px); }
  html.m-shell .series-metric, html.m-shell .series-panel { border-radius: 18px; padding: 16px; }
  html.m-shell .series-changes { grid-template-columns: 1fr; }
  html.m-shell .series-change { padding: 12px 8px; }
  html.m-shell .series-change strong { font-size: 18px; }
  html.m-shell .series-pairs { column-gap: 12px; }
  html.m-shell .series-pair strong { font-size: 17px; }
  html.m-shell .series-pair .series-meta { font-size: 12px; }
  html.m-shell .series-member { gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .series-page button:active, .series-entry button:active { transform: none; }
}
html[data-series-still] .series-page button:active, html[data-series-still] .series-entry button:active { transform: none; }