/* ===========================================================================
   card-history.css — Insights → Card History (#/insights/history, card-history.js).

   Inside the Insights view and its `.ins` measure and glass: a head, four
   figures, the three ways to set history right, the tools, then one row per
   card that opens to its line of copies over time and every change.
   =========================================================================== */

.chx { padding-top: clamp(16px, 3vw, 32px); }
.chx-wait { display: grid; place-items: center; min-height: 50vh; }

.chx-top { display: grid; gap: 6px; margin-bottom: 18px; }
.chx-back {
  justify-self: start; display: inline-flex; gap: 6px; align-items: center;
  color: var(--ink-2); font-size: var(--fs-sm); text-decoration: none; margin-bottom: 6px;
}
.chx-back:hover { color: var(--ink); }
.chx-title { margin: 0; font-size: clamp(28px, 4vw, 40px); line-height: 1.1; letter-spacing: -.01em; }
.chx-lede { margin: 0; color: var(--ink-2); max-width: 70ch; }

.chx-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 14px; }
.chx-stat { display: grid; gap: 2px; padding: 14px 16px; }
.chx-stat-label { color: var(--ink-3); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.chx-stat-value { font-size: 24px; font-variant-numeric: tabular-nums; }
.chx-stat-sub { color: var(--ink-2); font-size: var(--fs-sm); }

.chx-how { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px 20px; padding: 16px 18px; margin-bottom: 18px; }
.chx-how-item { display: flex; gap: 10px; align-items: flex-start; }
.chx-how-item > div { display: grid; gap: 2px; font-size: var(--fs-sm); color: var(--ink-2); }
.chx-how-item b { color: var(--ink); font-size: 14px; }
.chx-how-ico {
  flex: none; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px;
  color: var(--accent-text, var(--accent)); background: color-mix(in srgb, var(--accent) 14%, transparent);
}
.chx-how-ico.is-x { color: var(--ins-down); background: color-mix(in srgb, var(--ins-down) 14%, transparent); }
.chx-how-ico.is-plus { color: var(--ins-up); background: color-mix(in srgb, var(--ins-up) 14%, transparent); }
.chx-how .chx-fine { grid-column: 1 / -1; margin: 0; }
.chx-fine { color: var(--ink-3); font-size: var(--fs-sm); }

.chx-tools { display: grid; gap: 10px; margin-bottom: 10px; }
.chx-tools-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chx-search { flex: 1 1 260px; min-width: 0; }
.chx-select { flex: 0 1 auto; width: auto; min-width: 0; max-width: 220px; }
.chx-add { white-space: nowrap; }
.chx-filters { display: flex; flex-wrap: wrap; gap: 6px; }
.chx-chip {
  border: 1px solid var(--line); background: transparent; color: var(--ink-2);
  border-radius: var(--radius-pill); padding: 5px 12px; font: inherit; font-size: var(--fs-sm); cursor: pointer;
}
.chx-chip:hover { color: var(--ink); border-color: color-mix(in srgb, var(--ink) 25%, transparent); }
.chx-chip.is-on { color: var(--accent-text, var(--ink)); background: color-mix(in srgb, var(--accent) 16%, transparent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.chx-count { margin: 4px 0 8px; color: var(--ink-3); font-size: var(--fs-sm); }

.chx-list { display: grid; gap: 8px; }
.chx-row {
  border-radius: var(--radius-lg); background: var(--ins-glass);
  border: 1px solid var(--ins-glass-line); overflow: hidden;
}
.chx-row.is-open { border-color: color-mix(in srgb, var(--accent) 35%, var(--ins-glass-line)); }
.chx-head {
  display: grid; grid-template-columns: 44px minmax(0, 1fr) auto 104px 88px 20px; gap: 12px; align-items: center;
  width: 100%; padding: 10px 14px; border: 0; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer;
}
.chx-head:hover { background: color-mix(in srgb, var(--ink) 4%, transparent); }
.chx-head:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.chx-thumb { width: 44px; aspect-ratio: 63 / 88; object-fit: cover; border-radius: 4px; background: var(--bg-3); }
.chx-name { display: grid; gap: 2px; min-width: 0; }
.chx-name b, .chx-name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chx-name span { color: var(--ink-3); font-size: var(--fs-sm); }
.chx-tags { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.chx-tag { font-size: 12px; padding: 2px 8px; border-radius: var(--radius-pill); white-space: nowrap; background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--ink-2); }
.chx-tag.is-held { color: var(--ins-up); background: color-mix(in srgb, var(--ins-up) 13%, transparent); }
.chx-tag.is-gone { color: var(--ink-3); }
.chx-tag.is-fixed { color: var(--accent-text, var(--accent)); background: color-mix(in srgb, var(--accent) 15%, transparent); }
.chx-tag.is-warn { color: var(--gold-text); background: color-mix(in srgb, var(--gold) 16%, transparent); }
.chx-when { display: grid; gap: 2px; font-size: var(--fs-sm); text-align: right; }
.chx-when b { font-weight: 600; }
.chx-when span { color: var(--ink-3); }
.chx-worth { text-align: right; font-size: var(--fs-sm); color: var(--ink-2); }
.chx-caret { display: grid; place-items: center; color: var(--ink-3); transition: transform .2s var(--ease-out); }
.chx-row.is-open .chx-caret, .chx-head[aria-expanded="true"] .chx-caret { transform: rotate(180deg); }

.chx-body { padding: 4px 14px 14px; display: grid; gap: 12px; border-top: 1px solid var(--ins-glass-line); }
.chx-chart { margin: 8px 0 0; }
.chx-plot svg { display: block; width: 100%; height: 120px; overflow: visible; }
.chx-grid { stroke: color-mix(in srgb, var(--ink) 9%, transparent); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chx-axis { fill: var(--ink-3); font-size: 11px; }
.chx-owner { fill: none; stroke: var(--accent); stroke-width: 2.25; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.chx-seen { fill: none; stroke: var(--ink-3); stroke-width: 1.5; stroke-dasharray: 5 5; vector-effect: non-scaling-stroke; }
.chx-dot { stroke: var(--surface); stroke-width: 1.5; }
.chx-dot.is-in { fill: var(--ins-up); }
.chx-dot.is-out { fill: var(--ins-down); }
.chx-legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 4px; font-size: 12px; color: var(--ink-2); }
.chx-legend .is-owner::before, .chx-legend .is-seen::before {
  content: ''; display: inline-block; width: 18px; height: 0; margin-right: 6px; vertical-align: middle;
  border-top: 2px solid var(--accent);
}
.chx-legend .is-seen::before { border-top: 2px dashed var(--ink-3); }

.chx-before, .chx-warn { margin: 0; font-size: var(--fs-sm); color: var(--ink-2); }
.chx-warn { color: var(--gold-text); padding: 8px 10px; border-radius: 10px; background: color-mix(in srgb, var(--gold) 10%, transparent); }
.chx-link { border: 0; background: none; padding: 0; color: var(--accent-text, var(--accent)); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }

.chx-events { display: grid; border: 1px solid var(--ins-glass-line); border-radius: 12px; overflow: hidden; }
.chx-ev {
  display: grid; grid-template-columns: 150px 120px minmax(0, 1fr) minmax(0, 1fr) auto; gap: 10px; align-items: center;
  padding: 8px 12px; font-size: var(--fs-sm); border-top: 1px solid var(--ins-glass-line);
}
.chx-ev:first-child { border-top: 0; }
.chx-ev.is-head { color: var(--ink-3); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; background: color-mix(in srgb, var(--ink) 3%, transparent); }
.chx-ev.is-none { grid-template-columns: 1fr; color: var(--ink-3); }
.chx-ev-when, .chx-ev-qty { display: grid; gap: 1px; }
.chx-ev-when span { color: var(--ink-3); font-size: 12px; }
.chx-ev-qty { grid-template-columns: auto 1fr; gap: 8px; align-items: baseline; }
.chx-ev-qty > span:last-child { color: var(--ink-3); }
.chx-qty { font-weight: 700; font-variant-numeric: tabular-nums; }
.chx-ev.is-in .chx-qty { color: var(--ins-up); }
.chx-ev.is-out .chx-qty { color: var(--ins-down); }
.chx-ev.is-ignored .chx-ev-when b, .chx-ev.is-ignored .chx-qty { text-decoration: line-through; color: var(--ink-3); }
.chx-ev-where { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chx-src { color: var(--ink-2); }
a.chx-src { color: var(--accent-text, var(--accent)); text-decoration: none; }
a.chx-src:hover { text-decoration: underline; }
.chx-src.is-you { color: var(--gold-text); }
.chx-ev-note { color: var(--ink-2); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chx-ev-act { display: flex; gap: 6px; justify-content: flex-end; }
.chx-quick.is-undo { color: var(--ins-up); }

.chx-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chx-spacer { flex: 1; }
.chx-more { display: flex; justify-content: center; margin-top: 14px; }
.chx-empty { display: grid; gap: 8px; justify-items: start; padding: 22px; color: var(--ink-2); }
.chx-empty b { color: var(--ink); font-size: 16px; }

/* The dialogs */
.chx-form { display: grid; gap: 12px; }
.chx-form > label, .chx-dates > label { display: grid; gap: 4px; font-size: var(--fs-sm); color: var(--ink-2); }
.chx-dates { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.chx-check { display: flex !important; gap: 10px; align-items: flex-start; cursor: pointer; }
.chx-check input { margin-top: 3px; }
.chx-check > span { display: grid; gap: 2px; }
.chx-check b { color: var(--ink); }
.chx-found { display: grid; gap: 4px; margin-top: 10px; max-height: min(52vh, 420px); overflow-y: auto; }
.chx-found-row {
  display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: center; text-align: left;
  padding: 6px 8px; border: 0; border-radius: 10px; background: transparent; color: inherit; font: inherit; cursor: pointer;
}
.chx-found-row:hover, .chx-found-row:focus-visible { background: color-mix(in srgb, var(--ink) 6%, transparent); }
.chx-found-row img { width: 34px; aspect-ratio: 63 / 88; object-fit: cover; border-radius: 3px; background: var(--bg-3); }
.chx-found-row span { display: grid; gap: 1px; min-width: 0; }
.chx-found-row span span { color: var(--ink-3); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 900px) {
  .chx-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chx-how { grid-template-columns: 1fr; }
  .chx-head { grid-template-columns: 40px minmax(0, 1fr) auto 20px; }
  .chx-thumb { width: 40px; }
  .chx-when, .chx-worth { display: none; }
}
@media (max-width: 640px) {
  .chx-stat { padding: 12px; }
  .chx-stat-value { font-size: 20px; }
  .chx-select { flex: 1 1 40%; max-width: none; }
  .chx-add { flex: 1 1 100%; }
  .chx-ev { grid-template-columns: 1fr auto; grid-template-areas: "when qty" "where where" "note note" "act act"; gap: 4px 10px; }
  .chx-ev.is-head { display: none; }
  .chx-ev-when { grid-area: when; }
  .chx-ev-qty { grid-area: qty; justify-items: end; }
  .chx-ev-where { grid-area: where; }
  .chx-ev-note { grid-area: note; white-space: normal; }
  .chx-ev-note:empty { display: none; }
  .chx-ev-act { grid-area: act; justify-content: flex-start; }
  .chx-dates { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { .chx-caret { transition: none; } }