/* ==========================================================================
   Historical Maps Timeline — the "Objects & filters" side panel
   and its collapsed "Filters" toggle button.
   ========================================================================== */

/* ---- Toggle button (shown when the panel is closed) ---- */
.hmt-timeline-wrapper .hmt-filter-toggle {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 650;
  display: none;
  appearance: none;
  border: 0;
  background: var(--hmt-ink);
  color: #fff;
  cursor: pointer;
  font: 600 12.5px/1 "Archivo", sans-serif;
  letter-spacing: .03em;
  padding: 0 15px;
  height: 38px;
  border-radius: 20px;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 12px rgba(22, 36, 46, .28);
}

.hmt-timeline-wrapper .hmt-filter-toggle.hmt-show { display: inline-flex; }
.hmt-timeline-wrapper .hmt-filter-toggle:hover { background: #0e1920; }

.hmt-timeline-wrapper .hmt-filter-toggle svg {
  width: 15px;
  height: 15px;
}

/* ---- Panel ---- */
.hmt-timeline-wrapper .hmt-filter-panel {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 660;
  width: 320px;
  max-width: calc(100vw - 28px);
  max-height: calc(100% - var(--hmt-panel-h) - 28px);
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--hmt-paper-edge);
  border-radius: 10px;
  box-shadow: 0 14px 40px rgba(22, 36, 46, .26);
  overflow: hidden;
}

.hmt-timeline-wrapper .hmt-filter-panel[hidden] { display: none; }

.hmt-timeline-wrapper .hmt-fp-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--hmt-head);
  color: #fff;
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: .02em;
  flex-shrink: 0;
}

.hmt-timeline-wrapper .hmt-fp-close {
  appearance: none;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 0 2px;
}

.hmt-timeline-wrapper .hmt-fp-body {
  padding: 12px 14px;
  overflow: auto;
  flex: 1;
}

/* "Show objects on the map" master checkbox */
.hmt-timeline-wrapper .hmt-fp-master {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 13px;
  color: var(--hmt-ink);
}

.hmt-timeline-wrapper .hmt-fp-master input,
.hmt-timeline-wrapper .hmt-geo-toggles input,
.hmt-timeline-wrapper .hmt-chk input {
  accent-color: var(--hmt-head);
  width: 15px;
  height: 15px;
}

/* section sub-headers ("Tags", "Geometry") */
.hmt-timeline-wrapper .hmt-fp-sub {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--hmt-ink-soft);
  font-weight: 700;
  margin: 14px 0 6px;
}

.hmt-timeline-wrapper .hmt-hint {
  letter-spacing: 0;
  text-transform: none;
  font-weight: 500;
  font-size: 11px;
}

/* geometry type toggles */
.hmt-timeline-wrapper .hmt-geo-toggles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 12px;
}

.hmt-timeline-wrapper .hmt-geo-toggles label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--hmt-ink);
}

.hmt-timeline-wrapper .hmt-swatch {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex: 0 0 auto;
  background: var(--hmt-head);
}

.hmt-timeline-wrapper .hmt-swatch.hmt-dot { border-radius: 50%; }

/* tag checkboxes */
.hmt-timeline-wrapper .hmt-tag-filters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 12px;
  margin-top: 2px;
}

.hmt-timeline-wrapper .hmt-chk {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 12.5px;
  color: var(--hmt-ink);
  cursor: pointer;
}

.hmt-timeline-wrapper .hmt-chk span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* footer: clear button + counter */
.hmt-timeline-wrapper .hmt-fp-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-top: 1px solid var(--hmt-paper-edge);
  background: #fafcfe;
  flex-shrink: 0;
}

.hmt-timeline-wrapper .hmt-clear-filters {
  appearance: none;
  border: 1px solid var(--hmt-paper-edge);
  background: #fff;
  color: var(--hmt-ink);
  font: 600 12px/1 "Archivo", sans-serif;
  padding: 7px 12px;
  border-radius: 6px;
  cursor: pointer;
}

.hmt-timeline-wrapper .hmt-clear-filters:hover { border-color: var(--hmt-ink-soft); }

.hmt-timeline-wrapper .hmt-obj-count {
  font-size: 11.5px;
  color: var(--hmt-ink-soft);
}

.hmt-timeline-wrapper .hmt-obj-status {
  font-size: 11.5px;
  color: var(--hmt-ink-soft);
  margin-top: 10px;
}

.hmt-timeline-wrapper .hmt-obj-status.warn {
  color: var(--hmt-vermilion);
  font-weight: 600;
}

/* ---- Mobile ---- */
@media (max-width: 760px) {
  .hmt-timeline-wrapper .hmt-filter-panel {
    width: auto;
    left: 14px;
    right: 14px;
    top: 60px;
  }
  .hmt-timeline-wrapper .hmt-tag-filters,
  .hmt-timeline-wrapper .hmt-geo-toggles { grid-template-columns: 1fr; }
}