/* pages/maps.css — Citation Map (Phase 5, v0.9.0)
 * Theme-aware via existing CSS vars in base.css.
 * Mobile breakpoint matches the rest of the app at 700px.
 */

.maps-page,
.maps-page * { font-family: "Roboto", "Segoe UI", Arial, sans-serif; }

.maps-page {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 0 0 32px;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.maps-header {
  display: flex;
  flex-wrap: nowrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}

.maps-header-text { min-width: 0; flex: 0 0 auto; }

.maps-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
}

.maps-subtitle {
  margin: 4px 0 0;
  font-size: 0.83rem;
  color: var(--muted);
}

.maps-header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  flex: 1 1 auto;
  min-width: 0;
}

/* Segmented control: chip-gray track, white "thumb" on the active item.
   No outer border and no inner dividers — the chip background defines the
   shape, the thumb fits the track exactly so there's no visible gap. */
.maps-scope {
  display: inline-flex;
  padding: 3px;
  border-radius: 10px;
  background: var(--chip);
}

.maps-scope-btn {
  appearance: none;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 5px 12px;
  border-radius: 7px; /* outer 10 − padding 3 = 7 → no gap on the active thumb */
  cursor: pointer;
  transition: color 120ms ease, background 120ms ease, box-shadow 120ms ease;
}
.maps-scope-btn:hover { color: var(--text); }
.maps-scope-btn.is-active {
  background: var(--panel-strong);
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.04);
}
body.dark-mode .maps-scope-btn.is-active {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.maps-refresh-btn {
  font-size: 0.82rem;
  padding: 6px 12px;
  flex: 0 0 auto;
  white-space: nowrap;
}
.maps-refresh-btn[disabled] { opacity: 0.55; cursor: progress; }

/* Search input: matches the segmented control's height, radius and chip-gray
   fill so the two read as siblings of one component. */
.maps-search {
  font-size: 0.82rem;
  padding: 5px 12px;
  border: none;
  border-radius: 10px;
  background: var(--chip);
  color: var(--text);
  width: 200px;
  min-width: 0;
  max-width: 100%;
  flex: 0 1 200px;
  outline: none;
  transition: box-shadow 120ms ease;
}
.maps-search:focus {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}
.maps-search::placeholder { color: var(--muted); }

.maps-tag-filter {
  font-size: 0.82rem;
  padding: 5px 26px 5px 12px;
  border: none;
  border-radius: 10px;
  background: var(--chip);
  color: var(--text);
  min-width: 0;
  width: 140px;
  max-width: 160px;
  flex: 0 1 140px;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%),
                    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 9px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  transition: box-shadow 120ms ease;
}
.maps-tag-filter:focus {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}

/* Search-narrow: dim non-match nodes/edges instead of hiding them, so the
   map's overall shape and cluster positions remain readable. Click-context
   highlight classes (.is-active-label / .is-selected / .is-focal-label /
   .is-panel-closed-focal) are layered later in the cascade and override
   .is-search-dim, so a clicked paper's lit context survives a search. */
.maps-node.is-search-dim:not(.is-active-label):not(.is-selected):not(.is-focal-label):not(.is-panel-closed-focal) .maps-node-circle { opacity: 0.12; }
.maps-link.is-search-dim:not(.is-highlight) { stroke-opacity: 0.05; }

/* Search match: nodes whose title/authors/journal directly hit the query. */
.maps-node.is-search-match .maps-node-circle,
.maps-node.is-tag-match .maps-node-circle {
  stroke: var(--accent);
  stroke-width: 3.5;
  filter: drop-shadow(0 0 5px var(--accent));
}
.maps-node-mine-main.is-search-match .maps-node-circle,
.maps-node-mine-main.is-tag-match .maps-node-circle {
  stroke-width: 5;
}

/* ── Status row ─────────────────────────────────────────────────────────── */
.maps-status {
  font-size: 0.82rem;
  color: var(--muted);
  padding: 6px 10px;
  background: var(--chip);
  border-radius: 8px;
  display: inline-block;
  align-self: flex-start;
}
.maps-status[data-kind="error"] {
  color: var(--accent-dark);
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}

/* ── Canvas + SVG ───────────────────────────────────────────────────────── */
.maps-canvas-wrap {
  position: relative;
  width: 100%;
  height: clamp(520px, calc(100vh - 240px), 880px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  overflow: hidden;
  touch-action: none;
  overscroll-behavior: contain;
}

.maps-svg {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}
.maps-svg:active { cursor: grabbing; }

/* ── Year axis ──────────────────────────────────────────────────────────── */
.maps-year-line {
  stroke: var(--line);
  stroke-width: calc(var(--vis-cs, 1) * 1px);
  stroke-dasharray: 2 6;
  opacity: 0.55;
}
.maps-year-line.is-major {
  stroke-dasharray: none;
  opacity: 0.85;
}
.maps-year-label {
  fill: var(--muted);
  font-size: 11px;
  font-family: "Roboto", "Segoe UI", Arial, sans-serif;
  user-select: none;
  pointer-events: none;
}
.maps-year-label.is-major { fill: var(--text); font-weight: 600; }

/* Crosshair (variant A) — horizontal dashed line follows mouse Y */
.maps-year-crosshair {
  stroke: var(--accent);
  stroke-width: 1;
  stroke-dasharray: 4 4;
  opacity: 0.7;
  pointer-events: none;
}
.maps-year-readout {
  position: absolute;
  top: 10px;
  right: 12px;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  box-shadow: var(--shadow);
  pointer-events: none;
  user-select: none;
  z-index: 4;
}

.maps-zoom-reset {
  position: absolute;
  top: 46px;
  right: 12px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  padding: 0;
  box-shadow: var(--shadow);
  opacity: 0.7;
  z-index: 4;
  user-select: none;
  transition: opacity 0.15s ease, background 0.15s ease;
}
.maps-zoom-reset:hover {
  opacity: 1;
  background: var(--panel-strong);
}
.maps-zoom-reset svg {
  width: 16px;
  height: 16px;
  display: block;
}

.maps-fullscreen {
  position: absolute;
  top: 82px;
  right: 12px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  padding: 0;
  box-shadow: var(--shadow);
  opacity: 0.7;
  z-index: 4;
  user-select: none;
  transition: opacity 0.15s ease, background 0.15s ease;
}
.maps-fullscreen:hover {
  opacity: 1;
  background: var(--panel-strong);
}
.maps-fullscreen svg {
  width: 16px;
  height: 16px;
  display: block;
}

/* ── Edges ──────────────────────────────────────────────────────────────── */
.maps-link {
  stroke: var(--muted);
  stroke-opacity: 0.32;
  stroke-width: calc(var(--vis-cs, 1) * 1px);
  fill: none;
  transition: stroke-opacity 120ms ease;
}
.maps-link.is-dim { stroke-opacity: 0.08; }
.maps-link.is-highlight {
  stroke: var(--accent);
  stroke-opacity: 0.85;
  stroke-width: calc(var(--vis-cs, 1) * 1.5px);
}
/* Transitive citation chain (ancestor-of-ancestor) — same accent colour but
 * dashed to signal indirect connection. */
.maps-link.is-highlight.is-transitive {
  stroke-dasharray: 5 4;
  stroke-opacity: 0.7;
}
.maps-arrow-head {
  fill: var(--muted);
  opacity: 0.45;
}

/* User-curated bidirectional links — appended to the DOM before ref edges
 * (see drawGraph sort) so they sit *under* the slim citation arrows as a
 * soft accent halo. No arrowhead because the relation is symmetric. */
.maps-link.is-manual {
  stroke: var(--accent);
  stroke-opacity: 0.18;
  stroke-width: calc(var(--vis-cs, 1) * 4px);
}
.maps-link.is-manual.is-highlight {
  stroke-opacity: 0.55;
  stroke-width: calc(var(--vis-cs, 1) * 4.5px);
}
.maps-link.is-manual.is-dim { stroke-opacity: 0.04; }
.maps-link.is-manual.is-search-dim { stroke-opacity: 0.03; }

/* ── Nodes ──────────────────────────────────────────────────────────────── */
.maps-node-circle {
  stroke: var(--panel-strong);
  stroke-width: 1.5;
  transition: opacity 120ms ease, transform 120ms ease;
}
.maps-node.is-dim .maps-node-circle { opacity: 0.18; }
.maps-node-label-group.is-dim { opacity: 0.18; }

.maps-node-mine-main .maps-node-circle {
  fill: var(--accent);
  stroke: var(--accent-dark);
  stroke-width: 2.5;
}
.maps-node-mine-coauthor .maps-node-circle {
  fill: color-mix(in srgb, var(--accent) 45%, var(--panel-strong));
}
.maps-node-library .maps-node-circle {
  fill: var(--chip);
  stroke: var(--accent-dark);
  stroke-width: 1.5;
}
.maps-node-external .maps-node-circle {
  fill: var(--muted);
  opacity: 0.55;
}

/* DOI-less external resource (blog/news/lab note) joined via a manual
 * link. Smaller circle, dashed border, italicized label. */
.maps-node-web .maps-node-circle {
  fill: var(--panel);
  stroke: var(--muted);
  stroke-width: 1;
  stroke-dasharray: 2 2;
  opacity: 0.78;
}
.maps-node-web .maps-node-label,
.maps-node-web .maps-node-label-byline,
.maps-node-web .maps-node-label-title {
  font-style: italic;
  opacity: 0.78;
}

.maps-node-label {
  fill: var(--text);
  font-size: 11px;
  font-family: "Roboto", "Segoe UI", Arial, sans-serif;
  pointer-events: none;
  paint-order: stroke;
  stroke: var(--panel-strong);
  stroke-width: 3;
  stroke-linejoin: round;
}
.maps-node-label-byline { font-weight: 600; font-size: 11px; }
.maps-node-label-title { font-size: 11px; fill: var(--muted); }

/* Labels are hidden by default; shown only on the structurally important
 * (high-in-degree) nodes (.has-label), on the adjacent nodes while a node
 * is hovered or selected (.is-active-label), and on every search match
 * (.is-search-info-label) so brief info surfaces next to each hit. The
 * focal node itself (.is-focal-label) hides its inline label because the
 * hover tooltip / click-detail panel already shows the same info — keeping
 * both creates duplicate text.
 *
 * Label groups live in a dedicated `maps-label-layer` (sibling of
 * `maps-node-layer`, painted last) so they always appear on top of every
 * circle. State classes are mirrored from .maps-node onto the label group
 * element by the JS. */
.maps-node-label-group { display: none; }
.maps-node-label-group.has-label:not(.is-focal-label),
.maps-node-label-group.is-active-label:not(.is-focal-label),
.maps-node-label-group.is-search-info-label:not(.is-focal-label) { display: block; }
.maps-node-label-group.is-search-dim:not(.is-active-label):not(.is-selected):not(.is-focal-label):not(.is-panel-closed-focal) {
  opacity: 0.12;
}

/* Tag filter — independent from search; same hide-by-class pattern. */
.maps-node.is-hidden-by-tag { display: none; }
.maps-node-label-group.has-label.is-hidden-by-tag,
.maps-node-label-group.is-active-label.is-hidden-by-tag,
.maps-node-label-group.is-hidden-by-tag { display: none; }
.maps-link.is-hidden-by-tag { display: none; }

/* For neighbour nodes lit up only because of the current focus (i.e. NOT a
 * permanently-labelled .has-label node), drop the title line so the screen
 * doesn't get cluttered with truncated titles. */
.maps-node-label-group.is-active-label:not(.is-focal-label):not(.has-label):not(.is-search-info-label) .maps-node-label-title {
  display: none;
}

/* When the detail panel is closed but a node remains selected, surface its
 * byline + title as an inline label next to the focal node so the user can
 * still identify the still-selected paper. Overrides the default
 * :not(.is-focal-label) gating above by being more specific. */
.maps-node-label-group.is-focal-label.is-panel-closed-focal { display: block; }
.maps-node-label-group.is-panel-closed-focal .maps-node-label-title { display: block; }

.maps-node-review-mark {
  fill: var(--panel-strong);
  font-size: 10px;
  font-weight: 700;
  font-family: "Roboto", "Segoe UI", Arial, sans-serif;
  pointer-events: none;
  user-select: none;
}
.maps-node-library .maps-node-review-mark { font-size: 8px; }
.maps-node.is-dim .maps-node-review-mark { opacity: 0.18; }

@keyframes maps-ember-pulse {
  0%, 100% {
    filter:
      drop-shadow(0 0 4px var(--map-selected-glow, #ffb24a))
      drop-shadow(0 0 10px color-mix(in srgb, var(--map-selected-glow, #ff8c28) 50%, transparent));
  }
  50% {
    filter:
      drop-shadow(0 0 8px var(--map-selected-glow, #ffd07a))
      drop-shadow(0 0 18px color-mix(in srgb, var(--map-selected-glow, #ffaa3c) 85%, transparent));
  }
}

.maps-node.is-selected .maps-node-circle {
  stroke: var(--map-selected-glow, #ffb24a);
  stroke-width: 2.5;
  animation: maps-ember-pulse 1.6s ease-in-out infinite;
}
.maps-node-mine-main.is-selected .maps-node-circle {
  stroke: var(--map-selected-glow, #ffb24a);
  stroke-width: 3;
}

.maps-node.is-search-match.is-selected .maps-node-circle,
.maps-node.is-tag-match.is-selected .maps-node-circle {
  animation: maps-ember-pulse 1.6s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .maps-node.is-selected .maps-node-circle {
    animation: none;
    filter:
      drop-shadow(0 0 6px var(--map-selected-glow, #ffb24a))
      drop-shadow(0 0 14px color-mix(in srgb, var(--map-selected-glow, #ffaa3c) 70%, transparent));
  }
}

/* ── Legend ─────────────────────────────────────────────────────────────── */
.maps-legend {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  padding: 6px 10px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel-strong) 88%, transparent);
  border: 1px solid var(--line);
  font-size: 0.74rem;
  color: var(--muted);
  pointer-events: none;
}
.maps-legend-item { display: inline-flex; align-items: center; gap: 6px; }
.maps-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--panel-strong);
}
.maps-dot-mine-main {
  background: var(--accent);
  border-color: var(--accent-dark);
  border-width: 3px;
}
.maps-dot-mine-coauthor { background: color-mix(in srgb, var(--accent) 45%, var(--panel-strong)); }
.maps-dot-library { background: var(--chip); border-color: var(--accent-dark); }
.maps-dot-external { background: var(--muted); opacity: 0.55; }

/* ── Detail panel (right side) ──────────────────────────────────────────── */
.maps-detail {
  position: absolute;
  top: 12px;
  right: 12px;
  width: min(500px, calc(100% - 24px));
  max-height: calc(100% - 24px);
  overflow-y: auto;
  padding: 14px 16px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  font-size: 0.85rem;
  color: var(--text);
}
.maps-detail.is-side-left { left: 12px; right: auto; }
.maps-detail-close,
.maps-detail-pos-toggle,
.maps-detail-side-toggle {
  position: absolute;
  top: 8px;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: none;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.maps-detail-close { right: 8px; }
.maps-detail-pos-toggle { right: 40px; display: none; }
.maps-detail-side-toggle { right: 40px; display: inline-flex; }
.maps-detail-close:hover,
.maps-detail-pos-toggle:hover,
.maps-detail-side-toggle:hover {
  color: var(--text);
  background: var(--chip);
}

.maps-detail-line-meta {
  display: flex;
  align-items: baseline;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.01em;
  margin: 0 80px 4px 0;
  overflow: hidden;
}
.maps-detail-meta-journal {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.maps-detail-meta-sep,
.maps-detail-meta-date {
  flex-shrink: 0;
  white-space: nowrap;
}
.maps-detail-meta-sep {
  padding: 0 6px;
}
.maps-detail-title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}
.maps-detail-line-authors {
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.4;
}
.maps-detail-line-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.82rem;
  padding-bottom: 4px;
}

/* ── References list (inside detail panel) ──────────────────────────────── */
.maps-detail-refs { margin-top: 12px; }

.maps-ref-loading,
.maps-ref-empty,
.maps-ref-error {
  font-size: 0.78rem;
  color: var(--muted);
  padding: 10px 0;
  text-align: center;
}
.maps-ref-error { color: var(--accent-dark); }

.maps-ref-fetch-btn {
  display: block;
  margin: 8px auto 0;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 7px;
  cursor: pointer;
}
.maps-ref-fetch-btn:hover { background: var(--accent); color: #fff; }
body.dark-mode .maps-ref-fetch-btn:hover { color: #1a1413; }

.maps-ref-header {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 10px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.maps-ref-header-label { flex: 0 0 auto; }

.maps-ref-filter-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}
.maps-ref-filter-btn:hover { color: var(--accent); border-color: var(--accent); }
.maps-ref-filter-btn[data-mode="in-library"] {
  background: color-mix(in srgb, var(--good) 18%, transparent);
  color: var(--good);
  border-color: color-mix(in srgb, var(--good) 35%, transparent);
}

.maps-ref-fill-all-btn,
.maps-ref-refetch-all-btn {
  margin-left: auto;
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}
.maps-ref-fill-all-btn:hover,
.maps-ref-refetch-all-btn:hover { color: var(--accent); border-color: var(--accent); }
.maps-ref-fill-all-btn[disabled],
.maps-ref-refetch-all-btn[disabled] { opacity: 0.55; cursor: progress; }
/* When both right-aligned buttons are present, only the first one needs the
 * margin-left: auto to push the group right; the second sits flush after it. */
.maps-ref-fill-all-btn + .maps-ref-refetch-all-btn { margin-left: 0; }
.maps-ref-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 18px;
  padding: 0 6px;
  border-radius: 9px;
  background: var(--chip);
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0;
}

.maps-ref-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.maps-ref-item {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  font-size: 0.78rem;
  line-height: 1.32;
}
/* 4-line ref card: meta · title · authors · actions */
.maps-ref-line-meta {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.maps-ref-title {
  font-weight: 600;
  color: var(--text);
  margin-top: 2px;
  line-height: 1.32;
}
.maps-ref-title.is-untitled {
  color: var(--muted);
  font-style: italic;
  font-weight: 500;
}
.maps-ref-line-authors {
  margin-top: 2px;
  font-size: 0.74rem;
  color: var(--muted);
}
.maps-ref-line-actions {
  margin-top: 5px;
  font-size: 0.74rem;
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}
.maps-ref-action {
  appearance: none;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--accent);
  cursor: pointer;
  text-decoration: none;
}
.maps-ref-action:hover { text-decoration: underline; }
.maps-ref-action[disabled] { opacity: 0.55; cursor: progress; }
.maps-ref-action.is-badge {
  color: var(--good);
  font-weight: 600;
  cursor: default;
}
.maps-ref-action.is-badge:hover { text-decoration: none; }
.maps-ref-action-sep {
  color: var(--muted);
  opacity: 0.55;
  user-select: none;
}

/* Custom hover tooltip — drawn over the SVG canvas */
.maps-tooltip {
  position: absolute;
  z-index: 4;
  pointer-events: none;
  max-width: 320px;
  padding: 8px 10px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--text);
}
.maps-tooltip-meta {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.maps-tooltip-title {
  margin-top: 2px;
  font-weight: 600;
  color: var(--text);
}
.maps-tooltip-authors {
  margin-top: 2px;
  font-size: 0.72rem;
  color: var(--muted);
}

/* ── Empty state ────────────────────────────────────────────────────────── */
.maps-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
}
.maps-empty-text {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 420px;
}
.maps-empty-action {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 8px;
  cursor: pointer;
}
body.dark-mode .maps-empty-action { color: #1a1413; }
.maps-empty-action:hover { background: var(--accent-dark); border-color: var(--accent-dark); }

/* ── Mobile ─────────────────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .maps-header { flex-direction: column; align-items: stretch; flex-wrap: wrap; }
  /* Mobile: scope + tag share row 1, search + refresh share row 2. Use a
     2-column grid so the wide search/refresh items can span both columns
     when needed. */
  .maps-header-actions {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px;
    justify-content: stretch;
  }
  .maps-header-actions .maps-scope { grid-column: 1 / 2; }
  .maps-header-actions .maps-tag-filter {
    grid-column: 2 / 3;
    width: 100%;
    max-width: none;
    flex: 1 1 auto;
  }
  .maps-header-actions #maps-search { grid-column: 1 / -1; width: 100%; flex: 1 1 100%; }
  .maps-header-actions .maps-refresh-btn { grid-column: 1 / -1; }
  .maps-canvas-wrap { height: clamp(420px, calc(100vh - 200px), 720px); }
  .maps-detail {
    top: auto;
    right: 12px;
    bottom: 12px;
    width: calc(100% - 24px);
    max-height: 50%;
  }
  .maps-detail.is-side-left { left: auto; right: 12px; }
  .maps-detail.is-pos-top {
    top: 12px;
    bottom: auto;
  }
  .maps-detail-side-toggle { display: none; }
  .maps-detail-line-meta { margin-right: 80px; }
  .maps-detail:not([hidden]) ~ .maps-legend { display: none; }
  .maps-detail-pos-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .maps-legend { font-size: 0.68rem; gap: 8px; }

  /* Mobile + Maps page: lock viewport, no scroll, no footer, edge-to-edge canvas. */
  body.is-page-maps { overflow: hidden; }
  body.is-page-maps .app-shell {
    height: 100dvh;
    padding: 0 0 60px 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  body.is-page-maps .hero { padding: 10px 8px 0; }
  /* Maps mobile zeroes app-shell side padding for an edge-to-edge canvas, but
     above-canvas siblings (auth-panel, etc.) need the same 8px gutter Library
     gets from app-shell on other pages. */
  body.is-page-maps .panel.auth-panel { margin-left: 8px; margin-right: 8px; }
  body.is-page-maps .content-wrap {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  body.is-page-maps [data-page="maps"] {
    flex: 1;
    min-height: 0;
  }
  body.is-page-maps .maps-page {
    height: 100%;
    padding: 0;
    gap: 8px;
  }
  body.is-page-maps .maps-header { padding: 0 12px; }
  body.is-page-maps .maps-canvas-wrap {
    flex: 1;
    height: auto;
    min-height: 0;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }
  body.is-page-maps .app-footer { display: none; }
}

/* ── Desktop + Maps page ───────────────────────────────────────────────────
   Lock viewport, fill remaining space with the canvas, keep the footer
   visible at the bottom. No right scrollbar. */
@media (min-width: 701px) {
  body.is-page-maps { overflow: hidden; }
  body.is-page-maps .app-shell {
    height: 100dvh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  body.is-page-maps .content-wrap {
    flex: 1;
    min-height: 0;
    padding-top: calc(var(--topbar-h) + 14px);
    padding-bottom: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  body.is-page-maps [data-page="maps"] {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  body.is-page-maps .maps-page {
    flex: 1;
    min-height: 0;
    padding: 0;
    gap: 10px;
  }
  body.is-page-maps .maps-canvas-wrap {
    flex: 1;
    height: auto;
    min-height: 0;
  }
  body.is-page-maps .app-footer {
    margin-top: 0;
    padding: 6px 4px;
    border-top: 1px solid rgba(164, 120, 86, 0.18);
    flex: 0 0 auto;
  }
}