/* GeoGeek UX v4 — homepage refinement layer */
:root {
  --muted: #59655d;
  --preview-surface: rgba(244,242,234,.84);
}

/* 1. Keep the original hero language. No added explanatory subtitle. */
.hero.hero-centered { min-height: 96svh; }

/* 2. Surface real records immediately after the hero. */
.selected-work {
  position: relative;
  z-index: 2;
  padding: clamp(62px,7vw,92px) var(--pad) clamp(68px,7.5vw,104px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(244,242,234,.58), rgba(244,242,234,.18));
}
.selected-work-head {
  display: grid;
  grid-template-columns: minmax(180px,220px) minmax(0,1fr);
  gap: clamp(30px,4vw,64px);
  align-items: end;
  margin-bottom: 30px;
}
.selected-work-kicker {
  color: var(--muted);
  font: 700 11px/1.2 var(--mono);
  letter-spacing: .11em;
}
.selected-work-head h2 {
  margin: 0;
  font-size: clamp(31px,3.7vw,54px);
  line-height: .98;
  letter-spacing: -.045em;
  font-weight: 560;
}
.selected-work-head a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 12px;
  color: var(--signal);
  font: 700 11px/1 var(--mono);
  letter-spacing: .065em;
}
.selected-work-list { border-top: 1px solid var(--line); }
.selected-work-list .preview-row {
  min-height: 72px;
  padding: 18px 0;
  grid-template-columns: minmax(92px,120px) minmax(0,1fr) minmax(170px,auto);
}
.selected-work-list .preview-row strong { font-size: clamp(19px,2vw,27px); }
.selected-work-list .preview-row small { color: var(--muted); }

/* 3. Scale becomes a compact readout; detail is disclosed on intent. */
.scale-ui {
  min-width: 0;
  display: inline-grid;
  grid-template-columns: auto auto;
  gap: 7px 10px;
  align-items: center;
  padding: 9px 11px;
  border: 1px solid rgba(21,32,25,.10);
  background: rgba(244,242,234,.78);
  backdrop-filter: blur(10px);
  opacity: .82;
  cursor: pointer;
}
.scale-ui > span,
.scale-ui > .scale-mode { display: none; }
.scale-ui > strong { font-size: 12px; }
.scale-ui > em { font-size: 10px; }
.scale-ui::before {
  content: "SCALE";
  grid-column: 1 / -1;
  justify-self: end;
  color: var(--muted);
  font: 700 9px/1 var(--mono);
  letter-spacing: .12em;
}
.scale-legend { top: calc(100% + 8px); }
body.origin-active .scale-ui { opacity: .56; }
body.orbital-active .scale-ui {
  border-color: rgba(241,239,231,.14);
  background: rgba(11,17,14,.76);
}

/* 4. Treat the orbital field as the signature interaction. */
.orbital-stage { isolation: isolate; }
.orbital-instruction {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: 19px;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid rgba(241,239,231,.14);
  background: rgba(11,17,14,.70);
  backdrop-filter: blur(10px);
  color: rgba(241,239,231,.80);
  font: 700 10px/1 var(--mono);
  letter-spacing: .10em;
  pointer-events: none;
  transition: opacity .28s var(--ease), transform .28s var(--ease);
}
.orbital-instruction i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #dc7753;
}
.orbital-instruction.is-dismissed {
  opacity: 0;
  transform: translate(-50%,5px);
}
.orbital-keyboard-note {
  margin: 8px 0 0;
  color: #aeb7af;
  font: 650 10px/1.45 var(--mono);
  letter-spacing: .045em;
}
#orbitalThresholdCanvas:focus-visible {
  outline: 1px solid #dc7753;
  outline-offset: -3px;
}

/* 5. Make Site Index read like an index/instrument, not a generic menu. */
.site-map .spatial-browser-head > div > span { color: #aab5ad; }
.site-map .spatial-browser-head h2 { letter-spacing: -.06em; }
.site-map-node span { color: #a0aba3; }
.map-inspector p { color: #aab5ad; }
.map-scale button,
.map-inspector-actions a,
.map-inspector-actions button,
.site-map-lang,
.site-map-modes button { min-height: 44px; }
.site-map-node::after {
  content: "";
  position: absolute;
  inset: -12px -10px;
}

/* 6. Information-bearing metadata gets stronger contrast. */
.home-section[data-scale="1 : 25,000"] .section-label::after { color: #68746c; }
.project-meta,
.note-meta,
.lab-coord,
.atlas-caption,
.home-commons-field-label,
.commons-gateway-privacy { color: var(--muted); }

/* 7. Small visual controls keep large hit areas. */
.nav-toggle { min-height: 44px; padding-inline: 14px; }
.lang-switch { min-height: 44px; display: inline-flex; align-items: center; }
.scale-step { min-height: 44px; }
.home-commons-horizon button { min-height: 44px; min-width: 44px; }

/* 8. Component-level responsiveness for home project cards. */
.home-project-grid { container-type: inline-size; }
@container (max-width: 760px) {
  .home-project-grid .project-card-home { min-width: 0; }
  .home-project-grid .project-copy { padding: 22px; }
}

/* Mobile: the scale readout becomes a bottom instrument rather than another top-right badge. */
@media (max-width: 760px) {
  .selected-work { padding: 54px 18px 62px; }
  .selected-work-head { grid-template-columns: 1fr; gap: 14px; }
  .selected-work-head h2 { font-size: clamp(30px,10vw,42px); }
  .selected-work-list .preview-row {
    min-height: 88px;
    grid-template-columns: 74px minmax(0,1fr);
    gap: 8px 14px;
  }
  .selected-work-list .preview-row small { grid-column: 2; text-align: left; }

  .scale-ui {
    top: auto !important;
    right: 14px !important;
    bottom: max(14px, env(safe-area-inset-bottom)) !important;
    padding: 8px 10px !important;
    border-radius: 0 !important;
    min-width: 0 !important;
  }
  .scale-ui::before { display: none; }
  .scale-legend { right: 0 !important; top: auto !important; bottom: calc(100% + 8px); }

  .orbital-instruction {
    bottom: 76px;
    min-height: 34px;
    max-width: calc(100% - 28px);
    white-space: nowrap;
  }
  .orbital-keyboard-note { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .orbital-instruction { transition: none; }
}

/* GeoGeek UX v4 — shared production refinement layer. */

:root {
  --preview-mobile-pad: 18px;
  --preview-touch: 44px;
}

html { scroll-padding-top: 72px; }
body { overflow-x: clip; }

/* Remove the Commons sub-index entry without removing Commons itself. */
.sheet-index-sub[data-sheet-link="commons-gateway"] { display: none !important; }

/* Keep the two navigation systems distinct: Sheet Index = place, Scale = information depth. */
.scale-ui {
  transition: opacity .22s ease, transform .22s ease, background-color .22s ease, border-color .22s ease;
}
.scale-ui.is-near-footer,
body.ux-index-open .scale-ui {
  opacity: 0 !important;
  transform: translateY(8px);
  pointer-events: none;
}
.scale-ui:focus-visible { outline: 1px solid var(--signal, #a64624); outline-offset: 3px; }

/* Information-bearing muted text: preserve hierarchy without falling into decorative contrast. */
.project-meta,
.note-meta,
.lab-coord,
.atlas-caption,
.home-commons-field-label,
.commons-gateway-privacy,
.collection-meta,
.record-meta,
.site-map-node span,
.map-inspector p { color: var(--muted, #59655d); }

/* Render cost: below-fold editorial sections can skip paint/layout until needed. */
.home-section,
.selected-work,
.footer {
  content-visibility: auto;
  contain-intrinsic-size: 1px 820px;
}

/* Stable chrome + title continuity on browsers that support cross-document View Transitions. */
@view-transition { navigation: auto; }
.site-nav { view-transition-name: geogeek-site-nav; }
body.ux-inner-page main h1:first-of-type { view-transition-name: geogeek-page-title; }
::view-transition-old(root),
::view-transition-new(root) { animation: none; }
::view-transition-old(geogeek-site-nav),
::view-transition-new(geogeek-site-nav) { animation-duration: .18s; }
::view-transition-old(geogeek-page-title) {
  animation: preview-title-out .24s cubic-bezier(.2,.7,.2,1) both;
}
::view-transition-new(geogeek-page-title) {
  animation: preview-title-in .34s cubic-bezier(.2,.7,.2,1) both;
}
@keyframes preview-title-out { to { opacity: 0; transform: translateY(-8px) scale(.985); } }
@keyframes preview-title-in { from { opacity: 0; transform: translateY(10px) scale(.985); } }

/* Conserve work when the browser explicitly signals data saving. */
body.ux-data-saver .bg-field { display: none !important; }
body.ux-data-saver canvas { image-rendering: auto; }

/* ---------------- Mobile-first refinements ---------------- */
@media (max-width: 760px) {
  :root { --preview-mobile-pad: max(18px, env(safe-area-inset-left)); }

  html { scroll-padding-top: 66px; }
  body {
    -webkit-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
  }

  /* Navigation: compact, thumb-safe and safe-area aware. */
  .site-nav {
    min-height: 60px;
    padding-top: max(8px, env(safe-area-inset-top));
    padding-right: max(14px, env(safe-area-inset-right));
    padding-bottom: 8px;
    padding-left: max(14px, env(safe-area-inset-left));
    background: linear-gradient(180deg, rgba(244,242,234,.96), rgba(244,242,234,.78));
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
  .brand,
  .nav-toggle,
  .lang-switch { min-height: var(--preview-touch); }
  .nav-toggle { min-width: 68px; padding-inline: 14px !important; }

  /* Mobile Site Index becomes a true full-screen index rather than a desktop panel squeezed down. */
  .site-map {
    padding: 0 !important;
    align-items: stretch !important;
    justify-content: stretch !important;
  }
  .site-map .spatial-browser {
    width: 100% !important;
    max-width: none !important;
    min-height: 100dvh !important;
    height: 100dvh !important;
    max-height: none !important;
    border: 0 !important;
    border-radius: 0 !important;
  }
  .site-map .spatial-browser-head {
    padding-top: max(18px, env(safe-area-inset-top)) !important;
    padding-right: max(16px, env(safe-area-inset-right)) !important;
    padding-left: max(16px, env(safe-area-inset-left)) !important;
  }
  .site-map-node,
  .site-map-modes button,
  .site-map-lang,
  .map-scale button,
  .map-inspector-actions a,
  .map-inspector-actions button { min-height: var(--preview-touch) !important; }

  /* Hero: still cinematic, but no longer consumes nearly two phone screens once browser chrome is counted. */
  .hero.hero-centered {
    min-height: 86svh !important;
    padding-inline: var(--preview-mobile-pad) !important;
  }
  .hero-copy { width: min(100%, 640px); }
  .hero-eyebrow {
    max-width: 34ch;
    margin-inline: auto;
    line-height: 1.55;
  }
  .hero .display {
    font-size: clamp(60px, 20.5vw, 94px) !important;
    line-height: .88 !important;
    letter-spacing: -.075em !important;
  }
  .hero-tagline { font-size: clamp(16px, 4.7vw, 20px) !important; }
  .hero-lexicon {
    flex-wrap: wrap;
    justify-content: center;
    row-gap: 10px;
    max-width: 330px;
    margin-inline: auto;
  }
  .hero-edge { font-size: 9px !important; letter-spacing: .08em !important; }
  .hero-edge-left { left: var(--preview-mobile-pad) !important; }
  .hero-edge-right { right: var(--preview-mobile-pad) !important; }

  /* Real content directly after hero: concise phone rhythm, not a desktop table collapsed to one column. */
  .selected-work {
    padding: 48px var(--preview-mobile-pad) 54px !important;
  }
  .selected-work-head { margin-bottom: 20px !important; }
  .selected-work-head h2 {
    max-width: 12ch;
    font-size: clamp(30px, 9.8vw, 42px) !important;
    line-height: 1.02 !important;
  }
  .selected-work-head a { margin-top: 8px !important; }
  .selected-work-list .preview-row {
    min-height: 96px !important;
    padding: 17px 0 !important;
  }
  .selected-work-list .preview-row strong {
    font-size: clamp(18px, 5.6vw, 23px) !important;
    line-height: 1.12 !important;
  }

  /* Orbital signature interaction: prioritize the field, then place copy below it. */
  .orbital-shell { min-width: 0; }
  .orbital-stage {
    min-height: min(64svh, 560px) !important;
    max-height: 620px;
  }
  .orbital-copy {
    padding-right: var(--preview-mobile-pad) !important;
    padding-left: var(--preview-mobile-pad) !important;
    gap: 20px !important;
  }
  .orbital-copy h2 {
    max-width: 13ch;
    font-size: clamp(30px, 9vw, 42px) !important;
    line-height: 1.02 !important;
  }
  .orbital-copy > a {
    min-height: var(--preview-touch);
    display: inline-flex;
    align-items: center;
  }
  .orbital-instruction {
    bottom: max(72px, calc(env(safe-area-inset-bottom) + 60px)) !important;
    min-height: 36px !important;
    padding-inline: 12px !important;
    letter-spacing: .075em !important;
  }
  .orbital-selected { max-width: calc(100% - 28px) !important; }
  .orbital-status,
  .orbital-datum,
  .orbital-source { font-size: 9px !important; }

  /* Editorial sections: one predictable reading column with less lateral competition. */
  .home-section,
  .home-commons {
    padding-right: var(--preview-mobile-pad) !important;
    padding-left: var(--preview-mobile-pad) !important;
  }
  .section-head,
  .home-commons-head {
    grid-template-columns: minmax(0,1fr) !important;
    gap: 16px !important;
  }
  .section-head h2,
  .home-commons-head h2 {
    max-width: 14ch;
    font-size: clamp(30px, 9.2vw, 42px) !important;
    line-height: 1.02 !important;
  }
  .section-head p,
  .home-commons-head p { max-width: 48ch; }
  .now-grid,
  .project-grid,
  .home-project-grid {
    grid-template-columns: minmax(0,1fr) !important;
  }
  .contour-target { min-width: 0; }

  /* Commons: controls become a deliberate mobile dashboard. */
  .commons-gateway-actions {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0,1fr)) !important;
    width: 100%;
    gap: 8px !important;
  }
  .commons-gateway-actions a {
    min-height: var(--preview-touch);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
  }
  .home-commons-metrics {
    grid-template-columns: repeat(2, minmax(0,1fr)) !important;
  }
  .home-commons-toolbar {
    align-items: stretch !important;
    flex-direction: column !important;
    gap: 14px !important;
  }
  .home-commons-horizon {
    width: 100%;
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0,1fr)) !important;
  }
  .home-commons-horizon button {
    min-width: 0 !important;
    min-height: var(--preview-touch) !important;
  }
  .home-commons-map-mount {
    min-height: min(58svh, 520px) !important;
  }
  .home-commons-foot {
    align-items: flex-start !important;
    flex-direction: column !important;
    gap: 9px !important;
  }

  /* Atlas and card-like entry surfaces stay large enough to feel intentional on touch. */
  .atlas-preview { min-height: min(58svh, 520px) !important; }
  .project-card-home a,
  .preview-row,
  .life-card a { -webkit-tap-highlight-color: rgba(166,70,36,.10); }

  /* Compact scale = unobtrusive bottom readout. It disappears near footer or while Index is open. */
  .scale-ui {
    top: auto !important;
    right: max(12px, env(safe-area-inset-right)) !important;
    bottom: max(12px, env(safe-area-inset-bottom)) !important;
    min-height: 38px;
    max-width: calc(100vw - 24px);
    box-shadow: 0 8px 28px rgba(21,32,25,.08);
  }
  .scale-legend {
    right: 0 !important;
    left: auto !important;
    top: auto !important;
    bottom: calc(100% + 8px) !important;
    max-height: min(52svh, 360px);
    overflow: auto;
    overscroll-behavior: contain;
  }

  /* Collection/detail pages: keep controls usable and reduce horizontal compression. */
  body.ux-inner-page main { min-width: 0; }
  body.ux-inner-page main > section,
  body.ux-inner-page main > article { min-width: 0; }
  body.ux-inner-page [role="tablist"],
  body.ux-inner-page .filters,
  body.ux-inner-page .filter-row,
  body.ux-inner-page .projection-controls {
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  body.ux-inner-page [role="tablist"]::-webkit-scrollbar,
  body.ux-inner-page .filters::-webkit-scrollbar,
  body.ux-inner-page .filter-row::-webkit-scrollbar,
  body.ux-inner-page .projection-controls::-webkit-scrollbar { display: none; }
  body.ux-inner-page button,
  body.ux-inner-page [role="button"] { touch-action: manipulation; }

  .footer {
    padding-right: max(var(--preview-mobile-pad), env(safe-area-inset-right)) !important;
    padding-bottom: max(24px, env(safe-area-inset-bottom)) !important;
    padding-left: max(var(--preview-mobile-pad), env(safe-area-inset-left)) !important;
  }
}

@media (max-width: 480px) {
  .hero.hero-centered { min-height: 82svh !important; }
  .hero .display { font-size: clamp(56px, 19.5vw, 82px) !important; }
  .selected-work-list .preview-row {
    grid-template-columns: 62px minmax(0,1fr) !important;
    column-gap: 12px !important;
  }
  .selected-work-list .preview-row small { grid-column: 2 !important; }
  .commons-gateway-actions { grid-template-columns: 1fr !important; }
  .home-commons-metrics { gap: 0 !important; }
}

@media (hover: none) and (pointer: coarse) {
  a, button { touch-action: manipulation; }
  .site-map-node::after { inset: -14px -12px !important; }
}

@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
  .scale-ui { transition: none; }
}

/* =========================================================
   GeoGeek UX v5 — mobile-first reframe
   Goal: preserve framework, substantially improve mobile use.
   ========================================================= */

@media (max-width: 860px) {
  body.ux-mobile-v5 {
    --mobile-dock-h: calc(72px + env(safe-area-inset-bottom));
    --mobile-chip-h: 42px;
    --mobile-card-radius: 18px;
    --mobile-surface: rgba(244,242,234,.92);
    --mobile-surface-strong: rgba(244,242,234,.98);
    --mobile-shadow: 0 10px 34px rgba(17, 26, 20, .09);
    --mobile-border: rgba(21,32,25,.10);
  }

  body.ux-mobile-v5 main,
  body.ux-mobile-v5 .page-shell,
  body.ux-mobile-v5 .footer {
    padding-bottom: calc(var(--mobile-dock-h) + 10px);
  }

  body.ux-mobile-v5 .scale-ui {
    bottom: calc(var(--mobile-dock-h) + 10px) !important;
  }

  /* Top bar: lighter, calmer, more native-app-like. */
  body.ux-mobile-v5 .site-nav {
    position: sticky;
    top: 0;
    z-index: 24;
    min-height: 58px;
    gap: 10px;
    border-bottom: 1px solid rgba(21,32,25,.08);
    background: color-mix(in srgb, var(--bg) 88%, white);
    box-shadow: 0 4px 22px rgba(21,32,25,.04);
  }
  body.ux-mobile-v5 .brand {
    gap: 10px;
    min-width: 0;
  }
  body.ux-mobile-v5 .brand span:last-child {
    font-size: 14px;
    letter-spacing: .01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  body.ux-mobile-v5 .nav-toggle {
    min-width: 64px;
    border-radius: 999px;
    background: rgba(21,32,25,.04);
    border: 1px solid rgba(21,32,25,.08);
  }
  body.ux-mobile-v5.ux-nav-condensed .site-nav {
    min-height: 54px;
    padding-top: max(6px, env(safe-area-inset-top));
    padding-bottom: 6px;
    box-shadow: 0 6px 18px rgba(21,32,25,.06);
  }

  /* Full-screen index becomes a true mobile navigation sheet. */
  body.ux-mobile-v5 .site-map .spatial-browser {
    background:
      radial-gradient(circle at 110% 120%, rgba(166,70,36,.06), transparent 34%),
      linear-gradient(180deg, rgba(244,242,234,.99), rgba(244,242,234,.96));
  }
  body.ux-mobile-v5 .site-map .spatial-browser-head {
    position: sticky;
    top: 0;
    z-index: 3;
    padding-bottom: 16px !important;
    background: linear-gradient(180deg, rgba(244,242,234,.98), rgba(244,242,234,.92));
    backdrop-filter: blur(12px);
  }
  body.ux-mobile-v5 .site-map .spatial-browser-head h2 {
    font-size: clamp(26px, 8vw, 34px);
    line-height: .96;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-layout {
    display: grid;
    grid-template-columns: 1fr !important;
    gap: 0 !important;
    min-height: 0;
  }
  body.ux-mobile-v5 .site-map .site-map-graph {
    padding: 8px max(16px, env(safe-area-inset-right)) 18px max(16px, env(safe-area-inset-left)) !important;
  }
  body.ux-mobile-v5 .site-map-node {
    border-radius: 14px;
    border: 1px solid transparent;
    padding-inline: 10px !important;
    transition: background-color .18s ease, border-color .18s ease, transform .18s ease;
  }
  body.ux-mobile-v5 .site-map-node:active,
  body.ux-mobile-v5 .site-map-node:hover,
  body.ux-mobile-v5 .site-map-node.is-active {
    background: rgba(21,32,25,.04);
    border-color: rgba(21,32,25,.08);
    transform: translateX(2px);
  }
  body.ux-mobile-v5 .site-map .map-inspector {
    position: sticky;
    bottom: 0;
    z-index: 2;
    margin-top: 8px;
    border-top: 1px solid rgba(21,32,25,.08);
    background: linear-gradient(180deg, rgba(244,242,234,.82), rgba(244,242,234,.97));
    backdrop-filter: blur(16px);
  }

  /* Homepage reframed around card rhythm and scroll-snap shelves. */
  body.ux-mobile-v5 .hero.hero-centered {
    min-height: min(80svh, 760px) !important;
    padding-top: max(22px, env(safe-area-inset-top));
    padding-bottom: 30px;
  }
  body.ux-mobile-v5 .hero-copy {
    padding: 28px 18px 24px;
    border: 1px solid rgba(21,32,25,.08);
    background: linear-gradient(180deg, rgba(244,242,234,.56), rgba(244,242,234,.18));
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.4);
  }
  body.ux-mobile-v5 .hero .display {
    font-size: clamp(56px, 18vw, 82px) !important;
  }
  body.ux-mobile-v5 .hero-tagline {
    margin-top: 16px;
    font-size: clamp(18px, 4.8vw, 20px) !important;
  }
  body.ux-mobile-v5 .hero-lexicon {
    margin-top: 18px;
    gap: 8px;
  }
  body.ux-mobile-v5 .hero-lexicon span {
    padding: 8px 10px;
    border: 1px solid rgba(21,32,25,.08);
    background: rgba(255,255,255,.35);
  }
  body.ux-mobile-v5 .hero-edge { opacity: .72; }

  body.ux-mobile-v5 .selected-work,
  body.ux-mobile-v5 .home-section,
  body.ux-mobile-v5 .home-commons {
    position: relative;
  }
  body.ux-mobile-v5 .selected-work-head,
  body.ux-mobile-v5 .section-head,
  body.ux-mobile-v5 .home-commons-head {
    margin-bottom: 18px !important;
  }
  body.ux-mobile-v5 .selected-work-list,
  body.ux-mobile-v5 .now-grid,
  body.ux-mobile-v5 .home-project-grid,
  body.ux-mobile-v5 .elsewhere-strip {
    display: grid !important;
    grid-auto-flow: column;
    grid-auto-columns: minmax(82%, 1fr);
    gap: 12px !important;
    overflow-x: auto;
    padding-bottom: 2px;
    scroll-snap-type: x proximity;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
  }
  body.ux-mobile-v5 .selected-work-list::-webkit-scrollbar,
  body.ux-mobile-v5 .now-grid::-webkit-scrollbar,
  body.ux-mobile-v5 .home-project-grid::-webkit-scrollbar,
  body.ux-mobile-v5 .elsewhere-strip::-webkit-scrollbar { display: none; }

  body.ux-mobile-v5 .selected-work-list .preview-row,
  body.ux-mobile-v5 .now-grid > article,
  body.ux-mobile-v5 .project-card-home,
  body.ux-mobile-v5 .life-tile {
    scroll-snap-align: start;
    border: 1px solid var(--mobile-border);
    border-radius: var(--mobile-card-radius);
    background: var(--mobile-surface);
    box-shadow: var(--mobile-shadow);
  }
  body.ux-mobile-v5 .selected-work-list .preview-row {
    min-height: 190px !important;
    align-content: start;
    grid-template-columns: 1fr !important;
    gap: 10px !important;
    padding: 18px !important;
    border-bottom: 1px solid var(--mobile-border) !important;
  }
  body.ux-mobile-v5 .selected-work-list .preview-row time,
  body.ux-mobile-v5 .selected-work-list .preview-row small {
    text-align: left !important;
  }
  body.ux-mobile-v5 .selected-work-list .preview-row strong {
    font-size: clamp(20px, 5.8vw, 24px) !important;
    line-height: 1.15 !important;
  }

  body.ux-mobile-v5 .now-grid > article {
    min-height: 220px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  body.ux-mobile-v5 .now-grid > article span {
    display: inline-flex;
    align-self: flex-start;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(21,32,25,.045);
  }

  body.ux-mobile-v5 .project-card-home {
    min-width: 0;
    overflow: hidden;
  }
  body.ux-mobile-v5 .project-card-home .project-copy {
    padding: 18px 18px 20px;
  }
  body.ux-mobile-v5 .project-card-home .project-visual {
    min-height: 200px;
  }
  body.ux-mobile-v5 .project-card-home .project-cta {
    min-height: 46px;
  }
  body.ux-mobile-v5 .atlas-preview {
    height: min(52svh, 420px) !important;
    border-radius: 18px;
    overflow: hidden;
  }
  body.ux-mobile-v5 .elsewhere-strip {
    background: transparent;
  }
  body.ux-mobile-v5 .life-tile {
    min-height: 250px;
  }

  /* Orbital section: visual field first, controls and copy in a calmer stack. */
  body.ux-mobile-v5 .orbital-shell {
    gap: 16px !important;
  }
  body.ux-mobile-v5 .orbital-stage {
    border-radius: 20px;
    border: 1px solid rgba(241,239,231,.09);
    overflow: hidden;
    box-shadow: 0 14px 44px rgba(7,10,9,.22);
  }
  body.ux-mobile-v5 .orbital-copy {
    padding-right: var(--preview-mobile-pad) !important;
    padding-left: var(--preview-mobile-pad) !important;
    gap: 14px !important;
  }
  body.ux-mobile-v5 .orbital-copy > a {
    align-self: flex-start;
    padding: 0 16px;
    border: 1px solid rgba(241,239,231,.14);
    background: rgba(255,255,255,.05);
    border-radius: 999px;
  }
  body.ux-mobile-v5 .orbital-selected {
    left: 12px !important;
    right: 12px !important;
    width: auto !important;
    bottom: 12px !important;
    border-radius: 16px;
    padding: 12px 14px !important;
    backdrop-filter: blur(12px);
  }
  body.ux-mobile-v5 .orbital-status,
  body.ux-mobile-v5 .orbital-datum {
    top: 12px !important;
    left: 12px !important;
    right: auto !important;
    border-radius: 999px;
    padding: 8px 10px !important;
  }
  body.ux-mobile-v5 .orbital-datum { top: 52px !important; }
  body.ux-mobile-v5 .orbital-source {
    margin-top: -4px;
    padding: 0 var(--preview-mobile-pad);
    line-height: 1.5;
  }

  /* Home Commons becomes a structured dashboard. */
  body.ux-mobile-v5 .home-commons-head,
  body.ux-mobile-v5 .commons-summary,
  body.ux-mobile-v5 .commons-workspace,
  body.ux-mobile-v5 .commons-participate,
  body.ux-mobile-v5 .commons-inspector,
  body.ux-mobile-v5 .commons-temporal-panel,
  body.ux-mobile-v5 .atlas-foot,
  body.ux-mobile-v5 .wechat-archive-portal,
  body.ux-mobile-v5 .record-conditions,
  body.ux-mobile-v5 .record-detail {
    border-radius: 18px;
  }
  body.ux-mobile-v5 .home-commons-head,
  body.ux-mobile-v5 .commons-summary,
  body.ux-mobile-v5 .commons-workspace,
  body.ux-mobile-v5 .wechat-archive-portal {
    border: 1px solid var(--mobile-border);
    background: var(--mobile-surface-strong);
    box-shadow: var(--mobile-shadow);
  }
  body.ux-mobile-v5 .home-commons-head {
    padding: 18px;
    gap: 18px !important;
  }
  body.ux-mobile-v5 .home-commons-metrics {
    gap: 10px !important;
  }
  body.ux-mobile-v5 .home-commons-metrics > div,
  body.ux-mobile-v5 .commons-metrics article {
    border: 1px solid rgba(21,32,25,.08);
    border-radius: 14px;
    padding: 14px 12px;
    background: rgba(255,255,255,.45);
  }
  body.ux-mobile-v5 .home-commons-toolbar,
  body.ux-mobile-v5 .commons-toolbar {
    padding: 0;
    gap: 14px !important;
  }
  body.ux-mobile-v5 .home-commons-map-mount,
  body.ux-mobile-v5 .commons-map-frame {
    border-radius: 18px;
    overflow: hidden;
  }
  body.ux-mobile-v5 .commons-workspace {
    margin-top: 20px !important;
    padding: 16px;
  }
  body.ux-mobile-v5 .commons-map-layout,
  body.ux-mobile-v5 .commons-side-stack {
    gap: 16px !important;
  }
  body.ux-mobile-v5 .commons-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }
  body.ux-mobile-v5 .commons-actions button,
  body.ux-mobile-v5 .commons-form-foot button {
    min-height: 48px;
  }
  body.ux-mobile-v5 .commons-form-foot {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  /* Inner-page headers and controls: more legible, less compressed. */
  body.ux-mobile-v5 .page-title {
    gap: 16px !important;
    padding-bottom: 26px !important;
  }
  body.ux-mobile-v5 .page-title h1 {
    font-size: clamp(36px, 11.8vw, 54px) !important;
    line-height: .94 !important;
    margin-top: 14px !important;
  }
  body.ux-mobile-v5 .page-title .page-intro {
    max-width: none !important;
    font-size: 16px !important;
    line-height: 1.6 !important;
    color: var(--soft);
  }

  body.ux-mobile-v5 .archive-filters,
  body.ux-mobile-v5 .projections,
  body.ux-mobile-v5 .commons-layer-controls,
  body.ux-mobile-v5 .commons-time-modes,
  body.ux-mobile-v5 .commons-time-reference,
  body.ux-mobile-v5 .commons-horizon {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  body.ux-mobile-v5 .archive-filters::-webkit-scrollbar,
  body.ux-mobile-v5 .projections::-webkit-scrollbar,
  body.ux-mobile-v5 .commons-layer-controls::-webkit-scrollbar,
  body.ux-mobile-v5 .commons-time-modes::-webkit-scrollbar,
  body.ux-mobile-v5 .commons-time-reference::-webkit-scrollbar,
  body.ux-mobile-v5 .commons-horizon::-webkit-scrollbar { display: none; }
  body.ux-mobile-v5 .archive-filters button,
  body.ux-mobile-v5 .projections button,
  body.ux-mobile-v5 .commons-layer-controls button,
  body.ux-mobile-v5 .commons-time-modes button,
  body.ux-mobile-v5 .commons-time-reference button,
  body.ux-mobile-v5 .commons-horizon button {
    flex: 0 0 auto;
    min-height: var(--mobile-chip-h);
    padding-inline: 14px;
    border-radius: 999px;
  }
  body.ux-mobile-v5 .archive-filters {
    position: sticky;
    top: calc(58px + env(safe-area-inset-top));
    z-index: 11;
    margin: 0 -18px 22px !important;
    padding: 10px 18px 12px !important;
    background: linear-gradient(180deg, rgba(244,242,234,.96), rgba(244,242,234,.90));
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(21,32,25,.08);
  }
  body.ux-mobile-v5 .archive-series-key {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 8px !important;
    margin-bottom: 18px;
  }
  body.ux-mobile-v5 .archive-series-key > span {
    display: grid;
    gap: 4px;
    min-height: 74px;
    padding: 12px;
    border: 1px solid rgba(21,32,25,.08);
    border-radius: 14px;
    background: rgba(255,255,255,.5);
  }
  body.ux-mobile-v5 .archive-note-row,
  body.ux-mobile-v5 .preview-list > .preview-row,
  body.ux-mobile-v5 .lab-group-block .project-card,
  body.ux-mobile-v5 .elsewhere-grid > a,
  body.ux-mobile-v5 .wechat-archive-portal {
    overflow: hidden;
  }
  body.ux-mobile-v5 .archive-note-row {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
    margin-bottom: 12px;
    padding: 18px !important;
    border: 1px solid rgba(21,32,25,.08);
    border-radius: 18px;
    background: rgba(255,255,255,.56);
    box-shadow: var(--mobile-shadow);
  }
  body.ux-mobile-v5 .archive-note-row h2 {
    margin: 0;
    font-size: clamp(22px, 6.2vw, 28px);
    line-height: 1.12;
  }
  body.ux-mobile-v5 .archive-note-row .arrow {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: rgba(166,70,36,.08);
  }
  body.ux-mobile-v5 .wechat-archive-portal {
    grid-template-columns: 1fr !important;
    padding: 18px !important;
    margin-top: 20px !important;
  }
  body.ux-mobile-v5 .wechat-archive-code {
    justify-self: center;
  }

  /* Lab cards: one strong column, generous visual areas and clear actions. */
  body.ux-mobile-v5 .lab-list { margin-top: 24px !important; }
  body.ux-mobile-v5 .lab-group-block + .lab-group-block { margin-top: 28px; }
  body.ux-mobile-v5 .lab-group-label {
    margin-bottom: 12px;
  }
  body.ux-mobile-v5 .project-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  body.ux-mobile-v5 .project-card {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--mobile-shadow);
  }
  body.ux-mobile-v5 .project-card .project-visual {
    min-height: 220px;
  }
  body.ux-mobile-v5 .project-card .project-copy {
    padding: 18px;
  }
  body.ux-mobile-v5 .project-card .project-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  body.ux-mobile-v5 .project-card .project-cta,
  body.ux-mobile-v5 .project-card .lab-enter {
    justify-content: center;
  }
  body.ux-mobile-v5 .lab-principle {
    margin-top: 28px !important;
    padding: 18px 0 0;
  }
  body.ux-mobile-v5 .lab-principle p {
    font-size: clamp(18px, 5.8vw, 24px) !important;
    white-space: normal !important;
  }

  /* Atlas: sticky projection rail + taller field + explanatory card. */
  body.ux-mobile-v5 .atlas-controls {
    top: calc(58px + env(safe-area-inset-top)) !important;
    margin: 18px calc(-1 * var(--preview-mobile-pad)) 16px !important;
    padding: 10px var(--preview-mobile-pad) 12px !important;
    background: linear-gradient(180deg, rgba(23,33,27,.96), rgba(23,33,27,.90));
    backdrop-filter: blur(14px);
  }
  body.ux-mobile-v5 .atlas-status {
    font-size: 10px;
    line-height: 1.45;
  }
  body.ux-mobile-v5 .atlas-stage {
    min-height: 60svh !important;
    height: 60svh !important;
    border-radius: 20px;
    box-shadow: 0 16px 46px rgba(6,10,8,.20);
  }
  body.ux-mobile-v5 .atlas-foot {
    margin-top: 14px;
    padding: 16px;
    border: 1px solid rgba(241,239,231,.08);
    background: rgba(17,26,22,.52);
  }

  /* Record pages: stabilize reading and keep metadata readable. */
  body.ux-mobile-v5 .record-heading {
    padding-top: 18px !important;
    padding-bottom: 28px !important;
  }
  body.ux-mobile-v5 .record-heading h1 {
    font-size: clamp(34px, 10vw, 48px) !important;
    line-height: 1.02 !important;
    margin-bottom: 18px !important;
  }
  body.ux-mobile-v5 .record-meta {
    gap: 10px;
  }
  body.ux-mobile-v5 .record-conditions,
  body.ux-mobile-v5 .record-detail {
    padding: 18px !important;
    border: 1px solid rgba(21,32,25,.08);
    background: rgba(255,255,255,.48);
    box-shadow: var(--mobile-shadow);
  }
  body.ux-mobile-v5 .record-detail {
    padding-top: 18px !important;
  }

  /* Elsewhere cards feel like touchable essays rather than dense list tiles. */
  body.ux-mobile-v5 .elsewhere-grid {
    margin-top: 24px !important;
    gap: 14px !important;
  }
  body.ux-mobile-v5 .elsewhere-grid > a,
  body.ux-mobile-v5 .elsewhere-grid .life-card,
  body.ux-mobile-v5 .elsewhere-grid .life-tile {
    border-radius: 18px;
    border: 1px solid rgba(21,32,25,.08);
    box-shadow: var(--mobile-shadow);
    background: rgba(255,255,255,.58);
  }

  /* Bottom primary navigation dock: modern mobile affordance without changing the information architecture. */
  body.ux-mobile-v5 .mobile-dock {
    position: fixed;
    left: max(10px, env(safe-area-inset-left));
    right: max(10px, env(safe-area-inset-right));
    bottom: max(10px, env(safe-area-inset-bottom));
    z-index: 30;
    display: grid;
    grid-template-columns: repeat(5, minmax(0,1fr));
    gap: 6px;
    padding: 8px;
    border: 1px solid rgba(21,32,25,.10);
    border-radius: 24px;
    background: rgba(244,242,234,.90);
    backdrop-filter: blur(20px);
    box-shadow: 0 12px 36px rgba(21,32,25,.13);
  }
  body.ux-mobile-v5.ux-index-open .mobile-dock {
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
  }
  body.ux-mobile-v5 .mobile-dock a {
    min-height: 54px;
    display: grid;
    place-items: center;
    gap: 4px;
    border-radius: 18px;
    color: var(--muted);
    font: 650 10px/1 var(--mono);
    letter-spacing: .06em;
    text-transform: uppercase;
    text-align: center;
  }
  body.ux-mobile-v5 .mobile-dock a::before {
    content: "";
    width: 18px;
    height: 18px;
    border: 1px solid currentColor;
    border-radius: 999px;
    opacity: .6;
  }
  body.ux-mobile-v5 .mobile-dock a[data-dock='lab']::before,
  body.ux-mobile-v5 .mobile-dock a[data-dock='atlas']::before {
    border-radius: 4px;
  }
  body.ux-mobile-v5 .mobile-dock a[data-dock='elsewhere']::before {
    border-style: dashed;
  }
  body.ux-mobile-v5 .mobile-dock a.is-active {
    color: var(--fg);
    background: rgba(21,32,25,.06);
  }
  body.ux-mobile-v5 .mobile-dock a.is-active::before {
    opacity: 1;
    border-color: var(--signal);
    background: rgba(166,70,36,.10);
  }
  body.ux-mobile-v5 .mobile-dock a span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
  }
}

@media (max-width: 540px) {
  body.ux-mobile-v5 .mobile-dock {
    left: max(8px, env(safe-area-inset-left));
    right: max(8px, env(safe-area-inset-right));
    gap: 4px;
    padding: 6px;
  }
  body.ux-mobile-v5 .mobile-dock a {
    min-height: 50px;
    font-size: 9px;
    letter-spacing: .04em;
  }
  body.ux-mobile-v5 .selected-work-list,
  body.ux-mobile-v5 .now-grid,
  body.ux-mobile-v5 .home-project-grid,
  body.ux-mobile-v5 .elsewhere-strip {
    grid-auto-columns: 88%;
  }
  body.ux-mobile-v5 .archive-series-key {
    grid-template-columns: 1fr 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.ux-mobile-v5 .mobile-dock,
  body.ux-mobile-v5 .site-map-node,
  body.ux-mobile-v5 .site-nav {
    transition: none !important;
  }
}

/* =========================================================
   GeoGeek UX v5.1 — mobile correction pass from device review
   ========================================================= */
@media (max-width: 860px) {
  /* The floating information scale competes with browser chrome + dock on phones.
     Keep the concept inside Site Index; remove the persistent overlay. */
  body.ux-mobile-v5 .scale-ui { display: none !important; }

  /* Keep header legible when the orbital section switches the desktop chrome dark. */
  body.ux-mobile-v5.orbital-active .site-nav {
    color: var(--fg) !important;
    border-bottom-color: rgba(21,32,25,.08) !important;
    background: rgba(244,242,234,.94) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
  }
  body.ux-mobile-v5.orbital-active .brand { color: var(--fg) !important; }
  body.ux-mobile-v5.orbital-active .brand-mark { border-color: var(--muted) !important; }
  body.ux-mobile-v5.orbital-active .brand-mark::before,
  body.ux-mobile-v5.orbital-active .brand-mark::after { background: var(--muted) !important; }
  body.ux-mobile-v5.orbital-active .nav-toggle {
    color: var(--fg) !important;
    border-color: rgba(21,32,25,.09) !important;
    background: rgba(21,32,25,.045) !important;
  }

  /* Hero now reveals the beginning of content on a normal phone viewport. */
  body.ux-mobile-v5 .hero.hero-centered {
    min-height: clamp(510px, 70svh, 650px) !important;
  }
  body.ux-mobile-v5 .hero-copy {
    padding: 24px 16px 22px !important;
  }
  body.ux-mobile-v5 .hero .display {
    font-size: clamp(54px, 17.2vw, 78px) !important;
  }

  /* Selected records remain a swipe shelf, but with a stronger first-card proportion. */
  body.ux-mobile-v5 .selected-work-list {
    grid-template-columns: none !important;
    grid-auto-columns: min(88vw, 350px) !important;
    scroll-padding-inline: 0;
  }
  body.ux-mobile-v5 .selected-work-list .preview-row {
    min-height: 210px !important;
    background: rgba(248,246,239,.96) !important;
  }
  body.ux-mobile-v5 .selected-work-list .preview-row strong {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
  }

  /* Current Coordinates is explanatory content, not a carousel. Stack it cleanly. */
  body.ux-mobile-v5 .now-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    grid-auto-flow: row !important;
    grid-auto-columns: auto !important;
    gap: 10px !important;
    overflow: visible !important;
    scroll-snap-type: none !important;
    border: 0 !important;
  }
  body.ux-mobile-v5 .now-grid > article,
  body.ux-mobile-v5 .now-grid > article + article {
    min-height: 0 !important;
    padding: 17px 17px 18px !important;
    border: 1px solid var(--mobile-border) !important;
    border-radius: 16px !important;
    background: rgba(248,246,239,.94) !important;
    box-shadow: 0 6px 22px rgba(21,32,25,.055) !important;
  }
  body.ux-mobile-v5 .now-grid > article h3 {
    margin: 36px 0 10px !important;
    font-size: clamp(25px, 7.2vw, 31px) !important;
    line-height: 1.02 !important;
  }
  body.ux-mobile-v5 .now-grid > article p {
    max-width: 34em;
    font-size: 15px !important;
    line-height: 1.62 !important;
  }

  /* Orbital field: reduce viewport dominance and separate HUD zones. */
  body.ux-mobile-v5 .orbital-stage {
    min-height: clamp(390px, 50svh, 480px) !important;
    height: clamp(390px, 50svh, 480px) !important;
    max-height: 480px !important;
  }
  body.ux-mobile-v5 .orbital-instruction {
    left: 12px !important;
    top: 90px !important;
    bottom: auto !important;
    transform: none !important;
    min-height: 34px !important;
    max-width: calc(100% - 24px) !important;
    border-radius: 999px;
  }
  body.ux-mobile-v5 .orbital-instruction.is-dismissed {
    transform: translateY(-5px) !important;
  }
  body.ux-mobile-v5 .orbital-selected {
    bottom: 12px !important;
    padding: 11px 13px !important;
  }
  body.ux-mobile-v5 .orbital-selected strong {
    font-size: clamp(20px, 6vw, 27px) !important;
    line-height: 1.02 !important;
  }
  body.ux-mobile-v5 .orbital-copy {
    padding-top: 20px !important;
    padding-bottom: 18px !important;
  }
  body.ux-mobile-v5 .orbital-copy h2 {
    font-size: clamp(31px, 9vw, 40px) !important;
    line-height: 1.01 !important;
  }
  body.ux-mobile-v5 .orbital-source {
    padding-bottom: 14px !important;
  }

  /* Commons home controls no longer need to make room for the removed floating scale. */
  body.ux-mobile-v5 .home-commons {
    padding-bottom: 32px !important;
  }
  body.ux-mobile-v5 .home-commons-horizon {
    gap: 6px !important;
  }

  /* Elsewhere page: explicit vertical card stack. The previous flexible grid could collapse
     the text column on narrow Android widths. */
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    grid-auto-flow: row !important;
    grid-auto-columns: auto !important;
    width: 100% !important;
    gap: 14px !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card {
    display: grid !important;
    grid-template-columns: 1fr !important;
    width: 100% !important;
    min-width: 0 !important;
    padding: 14px !important;
    border: 1px solid rgba(21,32,25,.09) !important;
    border-radius: 18px !important;
    background: rgba(248,246,239,.94) !important;
    box-shadow: 0 7px 24px rgba(21,32,25,.06) !important;
  }
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card .visual {
    width: 100% !important;
    height: clamp(190px, 42svh, 300px) !important;
    margin: 0 0 16px !important;
    border-radius: 12px;
  }
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card > div:last-child {
    min-width: 0 !important;
    width: 100% !important;
  }
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card h2 {
    margin: 10px 0 12px !important;
    max-width: 14ch;
    font-size: clamp(30px, 9.5vw, 42px) !important;
    line-height: 1.02 !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
    writing-mode: horizontal-tb !important;
  }
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card p {
    max-width: 38em;
    writing-mode: horizontal-tb !important;
  }

  /* Site Index: transform the spatial plot into a mobile list-map.
     Desktop keeps the cartographic graph; phones prioritize navigation and legibility. */
  body.ux-mobile-v5 .site-map .spatial-browser-shell {
    display: block !important;
    min-height: 100dvh !important;
    padding: max(14px, env(safe-area-inset-top)) 14px max(18px, env(safe-area-inset-bottom)) !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-head {
    display: grid !important;
    grid-template-columns: minmax(0,1fr) auto !important;
    gap: 10px 12px !important;
    padding: 6px 0 14px !important;
    background: rgba(13,20,16,.97) !important;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-head > div:first-child { min-width: 0; }
  body.ux-mobile-v5 .site-map .spatial-browser-head h2 {
    margin-top: 5px !important;
    font-size: clamp(34px, 10vw, 44px) !important;
    color: #f0eee7 !important;
  }
  body.ux-mobile-v5 .site-map .site-map-modes {
    grid-column: 1 / -1;
    order: 3;
    width: 100%;
    margin: 0 !important;
  }
  body.ux-mobile-v5 .site-map .site-map-close {
    grid-column: 2;
    grid-row: 1;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-bar {
    display: grid !important;
    gap: 10px !important;
    padding: 12px 0 !important;
  }
  body.ux-mobile-v5 .site-map .site-map-route strong {
    max-width: 100% !important;
    white-space: normal !important;
  }
  body.ux-mobile-v5 .site-map .map-scale {
    display: grid !important;
    grid-auto-flow: column;
    grid-auto-columns: minmax(112px, 1fr);
    width: 100%;
    overflow-x: auto;
    border-radius: 12px;
    scrollbar-width: none;
  }
  body.ux-mobile-v5 .site-map .map-scale::-webkit-scrollbar { display: none; }
  body.ux-mobile-v5 .site-map .map-scale button {
    min-width: 112px !important;
    min-height: 48px !important;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-body {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  body.ux-mobile-v5 .site-map .site-map-viewport {
    min-height: 0 !important;
    max-height: none !important;
    overflow: visible !important;
    border: 0 !important;
  }
  body.ux-mobile-v5 .site-map .spatial-map-field {
    width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    padding: 8px 0 !important;
    overflow: visible !important;
    background: none !important;
  }
  body.ux-mobile-v5 .site-map .spatial-map-field svg,
  body.ux-mobile-v5 .site-map .site-map-origin-mark { display: none !important; }
  body.ux-mobile-v5 .site-map .site-map-nodes {
    position: relative !important;
    inset: auto !important;
    width: 100% !important;
    height: auto !important;
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 7px !important;
  }
  body.ux-mobile-v5 .site-map .site-map-node,
  body.ux-mobile-v5 .site-map .site-map-node.is-right-edge {
    position: relative !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
    max-width: none !important;
    width: 100% !important;
    min-height: 58px !important;
    display: grid !important;
    grid-template-columns: 18px 42px minmax(0,1fr) !important;
    grid-template-rows: 1fr !important;
    align-items: center !important;
    gap: 10px !important;
    padding: 8px 12px !important;
    text-align: left !important;
    border: 1px solid rgba(241,239,231,.09) !important;
    border-radius: 14px !important;
    background: rgba(241,239,231,.025) !important;
  }
  body.ux-mobile-v5 .site-map .site-map-node i,
  body.ux-mobile-v5 .site-map .site-map-node.is-right-edge i {
    grid-column: 1 !important;
    grid-row: 1 !important;
    align-self: center !important;
  }
  body.ux-mobile-v5 .site-map .site-map-node span,
  body.ux-mobile-v5 .site-map .site-map-node.is-right-edge span {
    grid-column: 2 !important;
    grid-row: 1 !important;
    color: #7f8d83 !important;
  }
  body.ux-mobile-v5 .site-map .site-map-node strong,
  body.ux-mobile-v5 .site-map .site-map-node.is-record strong,
  body.ux-mobile-v5 .site-map .site-map-node.is-right-edge strong {
    grid-column: 3 !important;
    grid-row: 1 !important;
    max-width: none !important;
    min-width: 0 !important;
    color: #d9dfda !important;
    font-size: 14px !important;
    line-height: 1.25 !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
  }
  body.ux-mobile-v5 .site-map .site-map-node.is-current,
  body.ux-mobile-v5 .site-map .site-map-node.is-selected {
    border-color: rgba(209,99,57,.44) !important;
    background: rgba(166,70,36,.10) !important;
  }
  body.ux-mobile-v5 .site-map .map-inspector {
    position: relative !important;
    bottom: auto !important;
    max-height: none !important;
    padding: 16px !important;
    border-radius: 16px;
    background: rgba(18,27,22,.82) !important;
  }
  body.ux-mobile-v5 .site-map .map-inspector h3 {
    font-size: clamp(26px, 8vw, 36px) !important;
  }
  body.ux-mobile-v5 .site-map .map-structure-list {
    max-height: 42svh;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-foot {
    padding: 14px 0 0 !important;
    align-items: flex-end !important;
  }
  body.ux-mobile-v5 .site-map .spatial-browser-foot > span {
    max-width: calc(100% - 62px) !important;
  }

  /* Bottom dock: reduce browser-chrome competition and auto-hide while reading downward. */
  body.ux-mobile-v5 .mobile-dock {
    min-height: 0;
    padding: 5px !important;
    border-radius: 21px !important;
    transition: opacity .20s ease, transform .24s cubic-bezier(.2,.8,.2,1) !important;
  }
  body.ux-mobile-v5 .mobile-dock a {
    min-height: 48px !important;
    border-radius: 16px !important;
  }
  body.ux-mobile-v5 .mobile-dock a::before {
    width: 16px !important;
    height: 16px !important;
  }
  body.ux-mobile-v5.ux-dock-hidden .mobile-dock,
  body.ux-mobile-v5.site-map-open .mobile-dock {
    opacity: 0 !important;
    transform: translateY(calc(100% + 22px)) !important;
    pointer-events: none !important;
  }
}

@media (max-width: 430px) {
  body.ux-mobile-v5 .selected-work-list { grid-auto-columns: 86vw !important; }
  body.ux-mobile-v5 .archive-series-key { grid-template-columns: 1fr !important; }
  body.ux-mobile-v5 .project-card .project-actions { grid-template-columns: 1fr !important; }
}

/* =========================================================
   GeoGeek UX v5.2 — autonomous mobile review corrections
   ========================================================= */
@media (max-width: 860px) {
  /* Field Notes: category statistics are useful context, but should not consume the
     first screen. Turn them into a compact swipe rail. */
  body.ux-mobile-v5.ux-page-field-notes .archive-series-key {
    display: grid !important;
    grid-auto-flow: column !important;
    grid-auto-columns: minmax(142px, 42vw) !important;
    grid-template-columns: none !important;
    gap: 8px !important;
    width: 100% !important;
    margin: 0 0 18px !important;
    padding: 0 24px 2px 0 !important;
    overflow-x: auto !important;
    scroll-snap-type: x proximity;
    scroll-padding-inline: 0 18px;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 22px), transparent 100%);
  }
  body.ux-mobile-v5.ux-page-field-notes .archive-series-key::-webkit-scrollbar { display: none; }
  body.ux-mobile-v5.ux-page-field-notes .archive-series-key > span {
    scroll-snap-align: start;
    min-height: 64px !important;
    padding: 10px 12px !important;
    border-radius: 14px !important;
    align-content: center;
  }
  body.ux-mobile-v5.ux-page-field-notes .archive-series-key > span b {
    font-size: 11px !important;
  }

  /* Filter rail: explicit swipe affordance without truncating text into the viewport edge. */
  body.ux-mobile-v5.ux-page-field-notes .archive-filters {
    padding-right: 40px !important;
    scroll-padding-right: 40px;
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 26px), transparent 100%);
  }

  /* Atlas: mobile maps need decluttering. Keep the graph, reveal labels on selection. */
  body.ux-mobile-v5.ux-page-atlas .atlas-node-label:not(.is-selected) {
    opacity: 0 !important;
    visibility: hidden !important;
  }
  body.ux-mobile-v5.ux-page-atlas .atlas-node-label.is-selected {
    opacity: 1 !important;
    visibility: visible !important;
    max-width: min(180px, 56vw) !important;
    color: #eef1ee !important;
    background: rgba(11,17,14,.94) !important;
    box-shadow: 0 7px 24px rgba(0,0,0,.22);
  }
  body.ux-mobile-v5.ux-page-atlas .projections {
    scroll-snap-type: x proximity;
    scroll-padding-inline: 18px 46px;
    padding-right: 46px !important;
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 26px), transparent 100%);
  }
  body.ux-mobile-v5.ux-page-atlas .projections button {
    scroll-snap-align: start;
  }

  /* Commons: do not hide key controls behind horizontal clipping. Mobile dashboard
     controls are small enough to use deterministic grids. */
  body.ux-mobile-v5.ux-page-commons .commons-summary {
    overflow: hidden;
  }
  body.ux-mobile-v5.ux-page-commons .commons-metrics {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0,1fr)) !important;
    width: 100% !important;
    overflow: visible !important;
    gap: 8px !important;
    padding: 8px 0 0 !important;
    border-bottom: 0 !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-metrics article,
  body.ux-mobile-v5.ux-page-commons .commons-metrics article + article {
    min-width: 0 !important;
    flex: none !important;
    padding: 11px 12px 12px !important;
    border: 1px solid rgba(21,32,25,.08) !important;
    border-radius: 13px !important;
    background: rgba(255,255,255,.46) !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-metrics article:last-child {
    grid-column: 1 / -1;
  }
  body.ux-mobile-v5.ux-page-commons .commons-metrics strong {
    font-size: 22px !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-toolbar {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 8px !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-layer-controls {
    display: grid !important;
    grid-template-columns: repeat(2,minmax(0,1fr)) !important;
    gap: 6px !important;
    width: 100% !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-time-controls {
    display: grid !important;
    grid-template-columns: 1fr !important;
    width: 100% !important;
    gap: 6px !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-horizon {
    display: grid !important;
    grid-template-columns: repeat(4,minmax(0,1fr)) !important;
    gap: 6px !important;
    width: 100% !important;
    max-width: none !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-layer-controls button,
  body.ux-mobile-v5.ux-page-commons .commons-horizon button {
    min-width: 0 !important;
    width: 100% !important;
    min-height: 42px !important;
    padding-inline: 7px !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-temporal-panel {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 7px !important;
    padding: 9px !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-time-modes {
    display: grid !important;
    grid-template-columns: repeat(3,minmax(0,1fr)) !important;
    gap: 5px !important;
    width: 100% !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-time-reference {
    display: grid !important;
    grid-template-columns: repeat(2,minmax(0,1fr)) !important;
    gap: 5px !important;
    width: 100% !important;
    overflow: visible !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-time-modes button,
  body.ux-mobile-v5.ux-page-commons .commons-time-reference button {
    min-width: 0 !important;
    width: 100% !important;
    padding-inline: 5px !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-map-frame {
    min-height: 300px !important;
    border-radius: 16px !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-map-legend {
    left: 10px !important;
    right: 10px !important;
    bottom: 34px !important;
    max-width: none !important;
    gap: 5px 10px !important;
    justify-content: flex-start !important;
  }
  body.ux-mobile-v5.ux-page-commons .commons-map-source {
    left: 10px !important;
    right: 10px !important;
    bottom: 10px !important;
    max-width: none !important;
    font-size: 9px !important;
  }

  /* Site Index scale is a navigable rail. Keep full labels and center the active one. */
  body.ux-mobile-v5 .site-map .map-scale {
    scroll-snap-type: x proximity;
    scroll-padding-inline: 0 30px;
    padding-right: 28px;
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 22px), transparent 100%);
  }
  body.ux-mobile-v5 .site-map .map-scale button {
    scroll-snap-align: center;
  }

  /* Elsewhere: visual blocks should support the story, not dominate a phone screen. */
  body.ux-mobile-v5.ux-page-elsewhere .elsewhere-card .visual {
    height: clamp(160px, 32svh, 240px) !important;
  }

  /* Record reading: slightly narrower title measure and more breathing room before metadata. */
  body.ux-mobile-v5.ux-page-record .record-heading h1 {
    max-width: 11.5ch !important;
    text-wrap: balance;
  }
  body.ux-mobile-v5.ux-page-record .record-deck {
    max-width: 31em !important;
  }
}

@media (max-width: 430px) {
  body.ux-mobile-v5.ux-page-field-notes .archive-series-key {
    grid-template-columns: none !important;
    grid-auto-columns: minmax(140px, 46vw) !important;
  }
}

/* v5.2 final visual pass */
@media (max-width: 860px) {
  /* Atlas field guide labels are context, not primary content on phones. */
  body.ux-mobile-v5.ux-page-atlas .atlas-stage[data-mode="field"] .atlas-guide {
    max-width: 84px;
    color: rgba(190,201,193,.58) !important;
    font-size: 9px !important;
    line-height: 1.2 !important;
    letter-spacing: .04em !important;
    text-align: center;
    white-space: normal;
    transform: translate(-50%,-50%) scale(.92) !important;
  }

  /* Keep the archive channel as a secondary destination after the actual notes on mobile. */
  body.ux-mobile-v5.ux-page-field-notes .wechat-archive-portal.archive-channel {
    margin-top: 28px !important;
  }
}

@media (max-width: 860px) {
  body.ux-mobile-v5.ux-page-field-notes main.page-shell {
    display: flex !important;
    flex-direction: column !important;
  }
  body.ux-mobile-v5.ux-page-field-notes main.page-shell > .page-title { order: 0; }
  body.ux-mobile-v5.ux-page-field-notes main.page-shell > .archive-filters { order: 1; }
  body.ux-mobile-v5.ux-page-field-notes main.page-shell > .archive-series-key { order: 2; }
  body.ux-mobile-v5.ux-page-field-notes main.page-shell > #noteList { order: 3; }
  body.ux-mobile-v5.ux-page-field-notes main.page-shell > .wechat-archive-portal.archive-channel { order: 4; }
}