:root{
    --topbar:45px;
    --footbar:35px;
    --strip:44px;
    --drawer:340px;
    --detail-panel:392px;
    --mono:"Roboto Mono","Cascadia Mono",Consolas,"JetBrains Mono",monospace;
    --display:Inter,"Segoe UI Variable Display","Segoe UI",system-ui,-apple-system,sans-serif;
    --body:Roboto,"Segoe UI Variable Text","Segoe UI",system-ui,sans-serif;
    --title-track:.018em;
    --label-track:.12em;
    --button-track:.06em;
    --lyric-weight:500;
  }
  /* ---------- Cyber-Brutalist Midnight (default, dark) ---------- */
  /* float recipe: surfaces sit a clear step LIGHTER than the void behind them,
     and the hard offset shadows are near-black — the contrast between surface,
     backdrop and shadow is what makes chrome and lyric rows hover in dark mode */
  body{
    --bg:#05080d; --bg-2:#0c131d; --halo:#05080d;
    --panel:rgba(15,22,33,.93); --panel-solid:#101828;
    --ink:#f0e8d4; --ink-dim:#a89e8a; --ink-faint:#6e6758;
    --accent:#d97a45; --accent-soft:rgba(217,122,69,.16);
    --accent-2:#35c4ad; --accent-2-soft:rgba(53,196,173,.1);
    --chip:rgba(240,232,212,.07); --chip-hover:rgba(240,232,212,.15);
    --row-fill:#111b29; --row-hover:#1b2a3c; --row-shadow:rgba(0,0,0,.92);
    --well-fill:#0c141f;
    --line:rgba(240,232,212,.2);
    --shadow:7px 7px 0 rgba(0,0,0,.72);      /* brutal hard offset, no blur */
    --shadow-s:3px 3px 0 rgba(0,0,0,.66);
    --tip-bg:rgba(8,13,20,.97);
    --vignette:inset 0 0 22vmax rgba(0,0,0,.55);
    --input:#0a111b;
  }
  /* ---------- Atomic Diner (light) ---------- */
  body.light{
    --bg:#f0e7d4; --bg-2:#e7dcc4; --halo:#f5eedd;
    --panel:rgba(250,244,229,.9); --panel-solid:#f8f1e0;
    --ink:#34302a; --ink-dim:#6f6758; --ink-faint:#a59b85;
    --accent:#e0501e; --accent-soft:rgba(224,80,30,.13);
    --accent-2:#0e8d80; --accent-2-soft:rgba(14,141,128,.1);
    --chip:rgba(52,48,42,.07); --chip-hover:rgba(52,48,42,.14);
    --row-fill:#faf4e3; --row-hover:#fffaf0; --row-shadow:rgba(76,60,34,.26);
    --well-fill:#f6efdc;
    --line:rgba(52,48,42,.2);
    --shadow:6px 6px 0 rgba(96,76,42,.3);
    --shadow-s:3px 3px 0 rgba(96,76,42,.26);
    --tip-bg:rgba(250,245,232,.97);
    --vignette:inset 0 0 22vmax rgba(106,84,48,.22);
    --input:#fbf6e9;
  }

  *{box-sizing:border-box}
  html,body{margin:0;height:100%;height:100dvh;overflow:hidden;color:var(--ink);font-family:var(--body)}
  body{background:radial-gradient(130vw 110vh at 50% -8%, var(--bg-2), var(--bg))}

  /* ---------- depth stack: stars / nebula / map / vignette ---------- */
  .skylayer{position:fixed;left:-20vw;top:-20vh;width:140vw;height:140vh;z-index:0;pointer-events:none;will-change:transform}
  /* depth-of-field softness is baked into the canvas dots (shadowBlur) instead of a
     CSS blur filter — a full-screen blur over a canvas that repaints every frame
     can't be cached and re-rasterizes the whole layer each tick (major GPU cost). */
  #nebula-wrap{position:fixed;left:-25vw;top:-25vh;width:150vw;height:150vh;z-index:0;pointer-events:none;will-change:transform}
  #nebula{position:absolute;inset:-4vmax;
    opacity:.64;filter:blur(14px);background:
      radial-gradient(52vw 38vh at 76% 64%, rgba(217,122,69,.11), transparent 70%),
      radial-gradient(38vw 30vh at 58% 14%, rgba(177,151,252,.08), transparent 70%)}
  body.ambient-motion #nebula{animation:nebuladrift 90s ease-in-out infinite alternate}
  body.light #nebula{opacity:.88;background:
      radial-gradient(52vw 38vh at 76% 64%, rgba(224,80,30,.08), transparent 70%),
      radial-gradient(38vw 30vh at 58% 14%, rgba(124,96,200,.06), transparent 70%)}
  @keyframes nebuladrift{from{transform:translate3d(-1.6vw,-1vh,0) scale(1)}to{transform:translate3d(1.6vw,1.2vh,0) scale(1.06)}}
  @media (prefers-reduced-motion: reduce){#nebula{animation:none}}
  #map{position:fixed;inset:0;width:100vw;height:100vh;height:100dvh;z-index:1;cursor:grab;user-select:none;-webkit-user-select:none;touch-action:none}
  #map.dragging{cursor:grabbing}
  #vignette{position:fixed;inset:0;z-index:2;pointer-events:none;box-shadow:var(--vignette)}
  #empty-state{position:fixed;left:50%;top:50%;z-index:3;display:none;transform:translate(-50%,-50%);
    width:min(560px,calc(100vw - 32px));padding:26px 28px;text-align:center;background:var(--panel);
    border:1px solid var(--line);border-radius:6px;box-shadow:var(--shadow)}
  body.empty-map #empty-state{display:block}
  .empty-kicker{font:800 10px var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--accent-2)}
  #empty-state h2{margin:8px 0 7px;font:800 clamp(24px,4vw,38px) var(--display);letter-spacing:var(--title-track);color:var(--ink)}
  #empty-state p{margin:0 auto 17px;max-width:430px;font:500 13px/1.7 var(--body);color:var(--ink-dim)}
  .empty-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}

  /* ---------- SVG world ---------- */
  #world text{user-select:none;-webkit-user-select:none}
  /* backlight behind the lyric spine (colors per theme via CSS vars) */
  body{--glow-core:rgba(245,205,160,.07);--glow-mid:rgba(217,122,69,.04)}
  body.light{--glow-core:rgba(255,252,240,.55);--glow-mid:rgba(224,80,30,.05)}
  .glow-stop-core{stop-color:var(--glow-core)}
  .glow-stop-mid{stop-color:var(--glow-mid)}
  .glow-stop-edge{stop-color:transparent;stop-opacity:0}
  .row-shadow{fill:var(--row-shadow)}
  .rowbg{fill:var(--row-fill);stroke:var(--line);stroke-width:1}
  .bar{cursor:pointer;transform-box:fill-box;transform-origin:center}
  /* while a focus is committed, bars/refs/wells glide as the scope "gathers" in;
     scoped to panel-open so free theme-well dragging stays instant */
  body.panel-open .bar,body.panel-open .ref,body.panel-open .theme{
    transition:transform .46s cubic-bezier(.22,.85,.3,1)}
  @media (prefers-reduced-motion: reduce){body.panel-open .bar,body.panel-open .ref,body.panel-open .theme{transition:none}}
  .bar:hover .rowbg{fill:var(--row-hover)}
  .bar.sel .rowbg{stroke:var(--accent);stroke-width:1.8}
  /* every connected bar in a focus gets a visible marker — solid ring for
     rows highlighted in place, dashed for rows docked in from afar */
  .bar.lit:not(.sel) .rowbg{stroke:var(--accent-2);stroke-width:1;stroke-opacity:.6}
  .bar.parked .rowbg{stroke:var(--accent-2);stroke-width:1.2;stroke-dasharray:7 5;stroke-opacity:1}
  .bar.sel .rowbg{animation:selpulse 2.4s ease-in-out infinite}
  @keyframes selpulse{50%{stroke-width:2.8}}
  /* energy flows along lit narrative arcs while a focus is committed
     (arcs only — flowing every lit leader/theme curve repaints too much) */
  .arc.lit path:first-child{stroke-dasharray:12 9;animation:linkflow 2.4s linear infinite}
  @keyframes linkflow{to{stroke-dashoffset:-21}}
  /* idle heartbeat on reference stars, opt-in only: lots of concurrent SVG
     animations were the main idle-paint cost on dense maps. */
  .ref-core{transform-box:fill-box;transform-origin:center}
  body.ambient-motion .ref-core{animation:refpulse 3.4s ease-in-out infinite}
  @keyframes refpulse{50%{scale:1.14}}
  /* dimmed-to-invisible elements don't get to burn paint on their animations */
  .theme.dim .orbit-dash{animation-play-state:paused}
  .ref.dim .ref-core{animation-play-state:paused}
  @media (prefers-reduced-motion: reduce){
    .bar.sel .rowbg,.arc.lit path:first-child,
    .ref-core{animation:none}
  }
  /* while the user is actively panning/zooming, freeze ambient animation so every
     frame goes to the camera move instead of repainting orbits/pulses/dashes */
  body.interacting .ref-core,
  body.interacting .orbit-dash,
  body.interacting .arc.lit path:first-child,
  body.interacting .bar.sel .rowbg,
  body.interacting .bar.now .rhyme-word{animation-play-state:paused}
  .bar-num{fill:var(--ink-faint);font:600 12.5px var(--mono)}
  .bar-text{fill:var(--ink);font-family:var(--body);font-size:calc(22.8px*var(--lyric-scale,1));font-weight:var(--lyric-weight)}
  .rhyme-word{font-weight:700}
  .g-rhyme{pointer-events:none}
  .rhyme-tick{stroke:var(--halo);stroke-width:1;paint-order:stroke;filter:drop-shadow(0 0 3px rgba(0,0,0,.35))}
  body.light .rhyme-tick{stroke:rgba(52,48,42,.38)}
  .section-label{fill:var(--ink-faint);font:700 11px var(--display);letter-spacing:var(--label-track)}
  .song-section-label{fill:var(--ink-dim);font:800 13px var(--display);letter-spacing:.16em;opacity:.5;pointer-events:none;text-transform:uppercase}
  .bar.lit .song-section-label,.bar.sel .song-section-label{opacity:.78}
  body.light .song-section-label{opacity:.62}
  .leader-link,.theme-link{cursor:pointer}
  .leader-path{transition:stroke-width .12s,opacity .12s}
  .leader-link:hover .leader-path,.theme-link:hover path:first-child{opacity:.8}
  .arc-depth-mark{opacity:1}
  .arc-depth-shadow{stroke:#000;stroke-width:4px;stroke-linecap:round;opacity:.4}
  body.light .arc-depth-shadow{stroke:#000;opacity:.4}
  .ref{cursor:pointer}
  .ref-halo{filter:drop-shadow(0 0 9px currentColor)}
  .ref-orbit-ring{stroke-dasharray:2 4}
  .moon-ref .ref-orbit-ring{stroke-dasharray:4 5}
  .ref-glint{filter:drop-shadow(0 0 5px currentColor);pointer-events:none}
  .ref-label{fill:var(--ink-dim);font-family:var(--body);font-size:17.4px;font-weight:600;letter-spacing:.01em;opacity:.78;
    paint-order:stroke;stroke:var(--halo);stroke-width:3px;stroke-linejoin:round}
  .ref:hover .ref-label{fill:var(--ink)}
  .ref:hover .ref-halo,.ref.sel .ref-halo{opacity:.18}
  .ref.sel .ref-core{stroke:var(--accent);stroke-width:2.2}
  .theme{cursor:pointer}
  .theme-depth-shadow{fill:rgba(0,0,0,.24);opacity:.52;filter:blur(1px);pointer-events:none}
  body.light .theme-depth-shadow{fill:rgba(80,55,25,.18);opacity:.46}
  .theme-core{filter:drop-shadow(0 12px 15px rgba(0,0,0,.32)) drop-shadow(0 0 8px currentColor)}
  .theme-surface,.theme-surface-tint,.theme-band,.theme-cap,.theme-continent,.theme-crater,.theme-crack,
  .theme-fissure,.theme-swirl,.theme-storm,.theme-terminator,
  .theme-planet-ring,.theme-inner-ring,.theme-orbit-node{pointer-events:none}
  .theme-surface{mix-blend-mode:screen}
  body.light .theme-surface{mix-blend-mode:multiply}
  .theme-band{filter:drop-shadow(0 0 4px rgba(255,255,255,.08))}
  .theme-cap{filter:blur(.15px)}
  .theme-continent{filter:drop-shadow(0 0 4px rgba(255,255,255,.06))}
  .theme-crater{filter:drop-shadow(0 0 3px currentColor)}
  .theme-crack{filter:drop-shadow(0 0 2px currentColor)}
  .theme-fissure{filter:drop-shadow(0 0 6px currentColor)}
  .theme-swirl{filter:drop-shadow(0 0 4px currentColor)}
  .theme-storm{filter:drop-shadow(0 0 5px currentColor)}
  .theme-terminator{mix-blend-mode:multiply}
  .theme-planet-ring{filter:drop-shadow(0 0 5px currentColor)}
  .theme-planet-ring.back{opacity:.82}
  .theme-planet-ring.front{opacity:.96}
  .planet-v1 .theme-band{opacity:.2}
  .planet-v2 .theme-cap{opacity:.28}
  .planet-v3 .theme-crater{stroke-dasharray:1.4 2.4}
  .planet-v4 .theme-storm{stroke-dasharray:4 3}
  .planet-v5 .theme-band{stroke:currentColor;stroke-width:.8}
  .theme-orbit-node{filter:drop-shadow(0 0 6px currentColor)}
  .theme-hilite{pointer-events:none;opacity:.28}
  /* thin contrast outline (light-on-dark / dark-on-light) keeps even yellow
     wells readable on any backdrop */
  .theme-label{fill:currentColor;font:900 26.5px var(--display);letter-spacing:0;text-transform:uppercase;
    paint-order:stroke;stroke:var(--halo);stroke-width:6.6px;stroke-linejoin:round;
    filter:drop-shadow(0 0 4px rgba(0,0,0,.72)) drop-shadow(0 0 8px currentColor)}
  body.light .theme-label{stroke:rgba(30,26,20,.7)}
  .theme-sub{fill:var(--ink-faint);font:600 13.7px var(--mono);letter-spacing:.04em;
    paint-order:stroke;stroke:var(--halo);stroke-width:4px}
  .theme.sel .theme-core{stroke-width:3.5}
  .orbit-dash{animation:none}
  body.ambient-motion .orbit-dash{animation:orbitflow var(--orbit-dur,9s) linear infinite}
  @keyframes orbitflow{to{stroke-dashoffset:-66}}
  /* hovering a well makes its system hum: orbits spin up, core tightens */
  .theme:hover .orbit-dash{animation-duration:calc(var(--orbit-dur,9s)/2)}
  .theme:hover .theme-core{stroke-width:2.6}
  .theme:hover .theme-inner-ring{opacity:.45}
  @media (prefers-reduced-motion: reduce){.orbit-dash{animation:none}}
  .theme-thread{cursor:pointer}
  .theme-line,.theme-dot,.theme-mark{transition:none}
  .theme-dot{stroke:var(--halo);stroke-width:1.4}
  .g-bar-theme-links{pointer-events:none}
  /* plain strokes: mix-blend-mode forces every path to re-composite against the
     animated starfield backdrop each frame — far too costly for faint ambient links */
  .bar-theme-link-path{filter:none}
  .relation-lens{filter:drop-shadow(7px 7px 0 rgba(0,0,0,.4))}
  .lens-bg{fill:var(--panel-solid);fill-opacity:.97;stroke:var(--line);stroke-width:1.5}
  .lens-title{fill:var(--ink-dim);font:800 13.5px var(--display);letter-spacing:var(--label-track);text-transform:uppercase}
  .lens-row{cursor:pointer}
  .lens-card{fill:var(--chip)}
  .lens-row:hover .lens-card{fill:var(--chip-hover)}
  .lens-meta{font:800 12px var(--mono);letter-spacing:.12em;text-transform:uppercase}
  .lens-text{fill:var(--ink);font-size:16.5px}
  .lens-jump{fill:var(--ink-faint);font:900 22px var(--mono)}
  .lens-chip{cursor:pointer}
  .lens-chip.passive{cursor:default}
  .lens-chip-bg{fill:var(--chip)}
  .lens-chip:hover .lens-chip-bg{fill:var(--chip-hover)}
  .lens-chip.passive:hover .lens-chip-bg{fill:var(--chip)}
  .lens-chip-label{fill:var(--ink);font-size:14.5px;font-weight:600}
  .g-hover-preview{pointer-events:none}
  .preview-path{opacity:.72;filter:drop-shadow(0 0 5px rgba(255,140,80,.35));
    stroke-dasharray:8 12;animation:previewflow 2.6s linear infinite}
  /* default-shown connections for a committed theme selection: prominent but static */
  .sel-link{fill:none;stroke-width:2;opacity:.6;stroke-linecap:round;
    stroke-dasharray:8 12;filter:drop-shadow(0 0 4px rgba(255,255,255,.16));pointer-events:none}
  .preview-strong{opacity:.96}
  .preview-bar,.preview-node{opacity:.9;filter:drop-shadow(0 0 4px rgba(255,255,255,.18))}
  .lyric-beat{pointer-events:none;filter:drop-shadow(0 0 10px rgba(96,165,250,.36))}
  @keyframes previewflow{to{stroke-dashoffset:-20}}
  @media (prefers-reduced-motion: reduce){.preview-path{animation:none;stroke-dasharray:none}}

  /* focus dimming — committed scope makes the rest of the universe disappear */
  .fade{transition:opacity .12s linear}
  .dim{opacity:0!important;pointer-events:none;transition:opacity .5s ease}
  .dim-soft{opacity:.1!important}
  .dim-med{opacity:.4!important}
  .dim-near{opacity:0!important;pointer-events:none;transition:opacity .5s ease}
  .lit{opacity:1!important}
  .arc.lit{filter:drop-shadow(0 0 8px currentColor)}
  .leader-link.lit .leader-path,.theme-link.lit path{opacity:.72!important;stroke-width:2}
  .ref.lit circle:last-of-type{filter:drop-shadow(0 0 8px currentColor)}
  .theme.lit .orbit-dash{opacity:.62}
  .theme.lit .theme-core{stroke-width:3}
  .bar.dim,.ref.dim,.theme.dim,.arc.dim,.leader-link.dim,.theme-link.dim{opacity:0!important;pointer-events:none}
  .arc.dim,.leader-link.dim,.theme-link.dim,.refref-link-wrap.dim,.bar-theme-link-path.dim{transition:none!important}
  /* focused lyric context: neighboring bars stay readable, but muted enough
     that true graph-related bars and the selected row remain the active layer */
  .bar.context.lit{opacity:.62!important}
  .bar.context.lit .rowbg{fill-opacity:.72;stroke:var(--line);stroke-width:1;stroke-opacity:.85;stroke-dasharray:none}
  .bar.context.lit .bar-text{opacity:.82}
  .bar.context.lit .bar-num{opacity:.62}
  .bar.context.lit .rhyme-tick{opacity:.6}
  body.dense-map .fade,
  body.dense-map .dim,
  body.dense-map .dim-soft,
  body.dense-map .dim-med,
  body.dense-map .dim-near,
  body.dense-map .bar-text,
  body.dense-map .bar-num,
  body.dense-map .rowbg,
  body.dense-map .row-shadow,
  body.dense-map .ref-label,
  body.dense-map .leader-path,
  body.dense-map .hud-dock,
  body.dense-map #navdock{transition:none!important}
  body.dense-map .bar.sel .rowbg,
  body.dense-map .arc.lit path:first-child,
  body.dense-map .preview-path,
  body.dense-map .relation-lens,
  body.dense-map .bar.now .rhyme-word{animation:none!important}
  body.dense-map .rhyme-tick,
  body.dense-map .ref-halo,
  body.dense-map .ref-glint,
  body.dense-map .theme-depth-shadow,
  body.dense-map .theme-core,
  body.dense-map .theme-band,
  body.dense-map .theme-cap,
  body.dense-map .theme-continent,
  body.dense-map .theme-crater,
  body.dense-map .theme-crack,
  body.dense-map .theme-fissure,
  body.dense-map .theme-swirl,
  body.dense-map .theme-storm,
  body.dense-map .theme-planet-ring,
  body.dense-map .theme-orbit-node,
  body.dense-map .relation-lens,
  body.dense-map .preview-path,
  body.dense-map .preview-bar,
  body.dense-map .preview-node,
  body.dense-map .lyric-beat{filter:none!important}
  body.dense-map .preview-path{stroke-dasharray:none}
  body.dense-map .ref-label{stroke-width:2px}
  /* ambient relationship layers stay recessive even inside a committed focus:
     .lit{opacity:1} would otherwise blast their tuned low opacity to full and let
     thin lines dominate the dimmed neighbourhood. They should read "at the back"
     just like in the unfocused map. */
  .bar-theme-link-path.lit{opacity:.16!important}
  .refref-link.lit{opacity:.34!important}
  .theme-link.lit path:first-child{opacity:.26}
  .relation-lens{animation:lensin .55s cubic-bezier(.2,.8,.3,1) .18s both}
  @keyframes lensin{from{opacity:0;translate:0 18px}}
  @media (prefers-reduced-motion: reduce){.relation-lens{animation:none}}

  /* playback: the bar the song is on right now */
  .bar.now .rowbg{stroke:var(--accent);stroke-width:2;fill:var(--row-hover)}
  .bar.now .bar-num{fill:var(--accent)}
  .bar.now .bar-text{font-weight:700}
  .bar.now .rhyme-word{animation:rhymepulse 1.2s ease-in-out infinite}
  @keyframes rhymepulse{50%{filter:drop-shadow(0 0 6px currentColor)}}
  .theme.now .orbit-dash{opacity:.68}
  .theme.now .theme-core{stroke-width:3.2}
  body.song-playing .theme.now .theme-core{filter:drop-shadow(0 12px 18px rgba(0,0,0,.38)) drop-shadow(0 0 18px currentColor)}
  @media (prefers-reduced-motion: reduce){.bar.now .rhyme-word{animation:none}}

  /* far mode: constellation glance when zoomed out — lyrics stay readable
     (the text counter-scales via --lyric-scale, see applyView) */
  #world.far .bar-num{opacity:0}
  #world.far .row-shadow{opacity:0}
  #world.far .rowbg{fill:var(--row-fill);fill-opacity:.55;stroke:var(--line);stroke-width:1}
  #world.far .ref-label{opacity:0}
  #world.far .theme-label{font-size:37.7px}
  #world.far .section-label{font-size:26px}
  #world.far .song-section-label{font-size:22px;opacity:.62}
  #world.far .ref circle{r:11px}
  #world.far .theme-core{stroke-width:3px}
  #world.far .theme-line{opacity:.34}
  #world.far .theme-dot{opacity:.95}
  #world.far .theme-mark{opacity:.98}
  #world.far .rhyme-word,#world.far .g-rhyme rect{filter:saturate(.35);opacity:.48}
  #world.far .bar.lit .rhyme-word,#world.far .g-rhyme rect.lit,#world.far .g-rhyme rect.sel{filter:saturate(1);opacity:.96}
  #world.far .g-rhyme rect{width:14px}
  #world.far .g-arcs path{stroke-width:4px}
  #world.far .g-arcs .arc-depth-shadow{stroke-width:5.2px}
  #world.far .g-leaders path,#world.far .g-themelinks path{stroke-width:3.5px}
  .bar-text,.bar-num,.rowbg,.row-shadow,.ref-label{transition:opacity .25s,fill .25s}
  .theme-label,.section-label,.song-section-label{transition:font-size .25s}

  /* ---------- top bar ---------- */
  /* no backdrop-filter on always-on chrome (topbar/navdock/conf-quick): the panel bg
     is ~93% opaque so the frost is barely visible, but the blur re-rasterizes the
     moving map/starfield behind the bar on every pan frame. */
  #topbar{position:fixed;left:0;top:0;right:0;height:var(--topbar);z-index:30;display:flex;align-items:center;gap:14px;
    padding:0 16px;background:var(--panel);
    border-bottom:2px solid var(--line)}
  #topbar::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:46%;
    background:linear-gradient(90deg,var(--accent),transparent);pointer-events:none}
  /* burger: opens the left song-library drawer */
  .burger{flex:none;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
    border:1px solid var(--line);background:var(--chip);color:var(--ink-dim);border-radius:5px;cursor:pointer;
    box-shadow:var(--shadow-s)}
  .burger:hover{color:var(--ink);background:var(--chip-hover);border-color:var(--accent)}
  .burger:active{translate:1px 1px;box-shadow:1px 1px 0 rgba(0,0,0,.45)}
  .burger svg{width:19px;height:19px}
  .brand{display:flex;align-items:center;gap:10px;flex:none}
  .brand .burst{width:22px;height:22px;color:var(--accent);flex:none}
  body.ambient-motion .brand .burst{animation:burstspin 60s linear infinite}
  @keyframes burstspin{to{transform:rotate(360deg)}}
  @media (prefers-reduced-motion: reduce){.brand .burst{animation:none}}
  .brand h1{margin:0;font:900 19px var(--display);letter-spacing:var(--title-track);color:var(--ink);line-height:1}
  .brand h1 em{font-style:normal;color:var(--accent)}
  .brand p{margin:2px 0 0;font:600 8px var(--mono);letter-spacing:.34em;color:var(--ink-faint);text-transform:uppercase;line-height:1}

  .seg{display:flex;gap:5px;max-width:42vw;overflow-x:auto;scrollbar-width:none;padding:2px}
  .seg::-webkit-scrollbar{display:none}
  .seg button{border:1px solid transparent;background:var(--chip);color:var(--ink-dim);font:700 10px var(--display);
    letter-spacing:var(--button-track);padding:8px 14px;border-radius:3px;cursor:pointer;white-space:nowrap}
  .seg button:hover{background:var(--chip-hover);color:var(--ink);border-color:var(--line)}
  /* active dataset reads as "current", not as a glowing call-to-action */
  .seg button.on{background:var(--accent-soft);color:var(--accent);border-color:var(--accent);box-shadow:var(--shadow-s)}

  .tb-spacer{flex:1}
  .tb-actions{display:flex;gap:7px;flex:none;align-items:center}
  .btn{background:var(--chip);border:1px solid var(--line);color:var(--ink-dim);font:700 9.5px var(--mono);
    letter-spacing:.08em;padding:9px 13px;border-radius:3px;cursor:pointer;text-transform:uppercase;white-space:nowrap;
    box-shadow:var(--shadow-s)}
  .btn:hover{color:var(--ink);background:var(--chip-hover)}
  .btn:active{translate:2px 2px;box-shadow:1px 1px 0 rgba(0,0,0,.45)}
  .btn:disabled{opacity:.42;cursor:default;filter:none}
  .btn:disabled:hover{color:var(--ink-dim);background:var(--chip)}
  .btn.primary{background:var(--accent-soft);color:var(--ink)}
  .btn.primary:hover{background:var(--accent);color:var(--halo)}
  .btn.on{background:var(--accent);color:var(--halo)}
  .btn.on:hover{background:var(--accent);color:var(--halo);filter:brightness(1.1)}
  .btn.mode{font-size:13px;padding:7px 12px;line-height:1}

  /* ---------- floating HUD: filters + layout docks (bottom-left) ---------- */
  /* Two pill buttons anchor the bottom-left corner; each pops a floating dock
     card that overlays the scene without reframing the camera, so the verse
     spine stays centered as the docks open and close. */
  #hud-bar{position:fixed;left:16px;bottom:calc(var(--footbar) + 14px);z-index:32;display:flex;gap:8px}
  body.empty-map #hud-bar,body.empty-map #navdock{display:none}
  .hud-btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--chip);
    color:var(--ink-dim);font:800 11.5px var(--display);letter-spacing:var(--label-track);text-transform:uppercase;
    padding:11px 17px;border-radius:6px;cursor:pointer;box-shadow:var(--shadow-s);
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:background .15s,color .15s,border-color .15s}
  .hud-btn:hover{background:var(--chip-hover);color:var(--ink)}
  .hud-btn svg{width:14px;height:14px;flex:none}
  .hud-btn.on{background:var(--accent-soft);color:var(--accent);border-color:var(--accent);box-shadow:var(--shadow-s)}

  /* ---------- sections HUD (top-left section show/hide) ---------- */
  #sections-hud{position:fixed;left:16px;top:calc(var(--topbar) + 14px);z-index:32;
    width:min(86vw,230px);display:flex;flex-direction:column;gap:5px;padding:9px 10px;
    background:var(--panel);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow-s);max-height:min(56vh,520px)}
  /* only in the main map view — hidden in focus view / when the detail panel is
     open, and never over a modal or the empty state */
  body.panel-open #sections-hud,
  body.empty-map #sections-hud,
  body.generator-open #sections-hud,
  body.sidebar-open #sections-hud,
  body.report-open #sections-hud,
  body.compare-open #sections-hud{display:none}
  .sections-head{display:flex;align-items:center;gap:8px;padding:1px 4px 6px;border-bottom:1px solid var(--line)}
  .sections-title{font:800 10px var(--display);letter-spacing:var(--label-track);text-transform:uppercase;color:var(--ink-dim)}
  .sections-head .ct{font:700 10px var(--mono);color:var(--ink-faint)}
  .sections-all{margin-left:auto;background:none;border:none;color:var(--ink-dim);font:800 8.5px var(--display);
    letter-spacing:var(--label-track);text-transform:uppercase;cursor:pointer;padding:2px 4px}
  .sections-all:hover:not(:disabled){color:var(--accent)}
  .sections-all:disabled{opacity:.35;cursor:default}
  .sections-list{display:flex;flex-direction:column;gap:1px;overflow-y:auto;scrollbar-width:thin}
  .sections-list::-webkit-scrollbar{width:6px}
  .sections-list::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
  .section-row{display:flex;align-items:center;gap:9px;padding:6px 5px;border-radius:5px;cursor:pointer;opacity:.5}
  .section-row.on{opacity:1}
  .section-row:hover{background:var(--chip)}
  .section-row .sw{flex:none;width:11px;height:11px;border-radius:3px;border:1.5px solid var(--ink-faint);background:transparent}
  .section-row.on .sw{background:var(--accent);border-color:var(--accent)}
  .section-row .n{flex:1;min-width:0;font:700 11.5px var(--body);color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .section-row .ct{flex:none;font:700 10px var(--mono);color:var(--ink-faint)}
  .section-row .solo{flex:none;background:none;border:1px solid transparent;color:var(--ink-faint);
    font:800 8.5px var(--display);letter-spacing:.1em;text-transform:uppercase;cursor:pointer;padding:2px 5px;border-radius:4px;opacity:0}
  .section-row:hover .solo{opacity:1}
  .section-row .solo:hover{color:var(--accent);border-color:var(--line)}

  .hud-dock{position:fixed;left:16px;bottom:calc(var(--footbar) + 68px);z-index:32;
    width:min(92vw,332px);max-height:min(72vh,640px);display:flex;flex-direction:column;
    background:var(--panel);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border:2px solid var(--line);border-radius:8px;box-shadow:var(--shadow);
    opacity:0;transform:translateY(12px) scale(.985);transform-origin:bottom left;pointer-events:none;
    transition:opacity .2s ease,transform .22s cubic-bezier(.22,.85,.3,1)}
  .hud-dock.open{opacity:1;transform:none;pointer-events:auto}
  @media (prefers-reduced-motion:reduce){.hud-dock{transition:none}}

  .hud-dock-head{flex:none;display:flex;align-items:center;justify-content:space-between;padding:15px 18px 8px}
  .hud-dock-head h2{margin:0;font:800 14px var(--display);letter-spacing:var(--title-track);color:var(--ink)}
  .hud-dock-head .close{background:none;border:none;color:var(--ink-faint);font-size:19px;cursor:pointer;line-height:1;padding:2px 6px}
  .hud-dock-head .close:hover{color:var(--ink)}

  .hud-dock-body{flex:1;display:flex;flex-direction:column;gap:22px;overflow-y:auto;padding:6px 18px 16px;scrollbar-width:thin}
  .hud-dock-body::-webkit-scrollbar{width:6px}
  .hud-dock-body::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
  .dock-group{display:flex;flex-direction:column;min-width:0}
  .dock-group h4{margin:0 0 7px;font:800 9.5px var(--display);letter-spacing:var(--label-track);color:var(--ink-dim);
    text-transform:uppercase;display:flex;align-items:center;gap:7px}
  .dock-group h4::before{content:"✶";color:var(--accent);font-size:11px}
  .dock-body{display:flex;flex-direction:column}
  .stats{display:flex;gap:5px;flex-wrap:wrap}
  .stats span{font:600 9.5px var(--mono);color:var(--ink-dim);background:var(--chip);border-radius:3px;padding:4px 9px;white-space:nowrap}
  .stats b{color:var(--ink);font-weight:700}
  .hint{font:500 9px var(--mono);color:var(--ink-faint);letter-spacing:.06em;text-align:left;line-height:1.6}

  /* ---------- bottom status bar (always-on, shorter than the header) ---------- */
  #footbar{position:fixed;left:0;right:0;bottom:0;height:var(--footbar);z-index:30;
    display:flex;align-items:center;gap:14px;padding:0 14px;
    background:var(--panel);border-top:2px solid var(--line)}
  #foot-left{flex:1 1 0;min-width:0;display:flex;align-items:center;overflow:hidden}
  #foot-center{flex:0 0 33.33%;display:flex;justify-content:center;align-items:center}
  #foot-right{flex:1 1 0;min-width:0;display:flex;align-items:center;justify-content:flex-end;overflow:hidden}
  #foot-left .stats{flex-wrap:nowrap;overflow:hidden}
  #foot-left .stats span{background:none;padding:0 11px 0 0;font-size:9px;white-space:nowrap}
  .footer-hint{font:600 8.5px var(--mono);color:var(--ink-faint);letter-spacing:.04em;white-space:nowrap;
    overflow:hidden;text-overflow:ellipsis}

  /* the confidence slider now lives in the footer's centre third */
  #conf-quick{display:grid;grid-template-columns:auto minmax(0,1fr) 46px;gap:8px;align-items:center;
    width:100%;opacity:.7;
    font:700 8px var(--mono);color:var(--ink-faint);text-transform:uppercase;transition:opacity .18s}
  #conf-quick[hidden]{display:none}
  #conf-quick:hover,#conf-quick:focus-within{opacity:1;color:var(--ink-dim)}
  #conf-quick input{width:100%;accent-color:var(--accent-2);opacity:.72}
  #conf-quick:hover input,#conf-quick:focus-within input{opacity:1}
  #conf-quick .conf-val{font-size:8px;color:var(--ink-dim);text-align:right}

  .toggle-row,.legend-row,.theme-row{display:flex;align-items:center;gap:8px;padding:4.5px 6px;cursor:pointer;
    font-size:11.5px;color:var(--ink-dim);border-radius:3px}
  .toggle-row:hover,.legend-row:hover,.theme-row:hover{background:var(--chip);color:var(--ink)}
  .toggle-row .sw{width:24px;height:13px;border-radius:8px;background:var(--chip-hover);position:relative;flex:none;transition:background .2s}
  .toggle-row .sw::after{content:"";position:absolute;top:2px;left:2px;width:9px;height:9px;border-radius:50%;
    background:var(--ink-faint);transition:all .2s}
  .toggle-row.on .sw{background:var(--accent-soft)}
  .toggle-row.on .sw::after{left:13px;background:var(--accent)}
  .dot{width:9px;height:9px;border-radius:50%;flex:none}
  .swatch{width:14px;height:3px;border-radius:2px;flex:none}
  .legend-row .sw{width:12px;height:12px;border-radius:3px;flex:none}
  .legend-row.off,.theme-row.off{opacity:.35}
  .legend-row .n,.theme-row .n{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .theme-row .ct,.legend-row .ct{font:600 9px var(--mono);color:var(--ink-faint)}
  .theme-row .mini-btn{padding:4px 6px;font-size:7.5px;box-shadow:none}
  #content-lenses{display:flex;flex-direction:column;gap:5px}
  .lens-row{display:flex;justify-content:space-between;align-items:center;gap:10px;
    padding:8px 11px;border-radius:5px;cursor:pointer;color:var(--ink-dim);
    background:var(--chip);border:1px solid var(--line);transition:background .12s,color .12s,border-color .12s}
  .lens-row:hover{background:var(--chip-hover);color:var(--ink);border-color:var(--line)}
  .lens-row.on{background:var(--accent-soft);color:var(--accent);border-color:var(--accent);box-shadow:var(--shadow-s)}
  .lens-row.custom{border-style:dashed}
  .lens-name{font:700 11px var(--body);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .lens-mode{font:700 7.5px var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--ink-faint);
    background:var(--bg,transparent);padding:2px 7px;border-radius:999px;border:1px solid var(--line);flex:none}
  .lens-row.on .lens-mode{color:var(--accent);border-color:var(--accent)}
  /* trust group: epistemic segment + confidence slider */
  .epi-seg{max-width:100%;gap:5px}
  .epi-seg button{flex:1;text-transform:capitalize}
  /* confidence control: label on top, slider spanning the full dock width */
  .conf-row{display:flex;flex-direction:column;align-items:stretch;gap:7px;padding:7px 0 3px;cursor:default}
  .conf-row .n{font:600 10px var(--body);color:var(--ink-dim)}
  .conf-row input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer}
  .ep-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;margin-top:7px}
  .ep-row button{border:1px solid var(--line);background:var(--chip);color:var(--ink-dim);
    border-radius:3px;padding:6px 5px;font:700 7.5px var(--mono);text-transform:uppercase;cursor:pointer}
  .ep-row button:hover,.ep-row button.on{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
  .layout-dock{min-width:260px}
  .preset-row{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:8px}
  .preset-row .btn{padding:6px 8px;font-size:8px;box-shadow:none}
  .preset-row .btn.on{background:var(--accent);color:var(--halo)}
  .slider-row{display:grid;grid-template-columns:98px minmax(110px,1fr) 36px;gap:7px;align-items:center;
    padding:4px 0;font:600 9px var(--mono);color:var(--ink-dim)}
  .slider-row input{width:100%;accent-color:var(--accent-2)}
  .slider-row output{text-align:right;color:var(--ink-faint)}
  .layout-actions{display:flex;gap:6px;margin-top:7px;flex-wrap:wrap}
  .layout-actions .btn{padding:6px 8px;font-size:8px;box-shadow:none}
  /* still used by the legacy compatibility page (public/scripts/app.js) */
  .conf-val{text-align:right;font:600 9px var(--mono);color:var(--ink-faint)}
  .conf-note{margin-top:5px;font:600 8px var(--mono);color:var(--ink-dim)}
  .conf-empty{font:600 8.5px var(--mono);color:var(--ink-dim);opacity:.75}

  /* ---------- right nav dock: overview + zoom in one chrome panel ---------- */
  /* a slim docked rail (not a floating overlay) so it never sits on top of
     theme orbs, and the zoom buttons can't overlap the overview */
  #navdock{position:fixed;right:10px;top:50%;transform:translateY(-50%);z-index:31;
    display:flex;flex-direction:column;align-items:center;gap:7px;
    background:var(--panel);border:1.5px solid var(--line);border-radius:6px;box-shadow:var(--shadow);
    padding:8px 7px;transition:opacity .15s}
  body.panel-open #navdock{opacity:0;pointer-events:none}
  #minimap-wrap{cursor:pointer;line-height:0}
  #minimap{display:block;border-radius:2px}
  #zoomctl{display:flex;flex-direction:column;align-items:center;gap:5px;width:100%;
    padding-top:7px;border-top:1px solid var(--line)}
  #zoomctl button{width:34px;height:34px;border-radius:4px;background:var(--chip);border:1.5px solid var(--line);
    color:var(--ink-dim);font-size:15px;cursor:pointer}
  #zoomctl button:hover{color:var(--ink);background:var(--chip-hover)}

  /* ---------- detail panel ---------- */
  #panel{position:fixed;right:0;top:var(--topbar);bottom:var(--footbar);width:var(--detail-panel);background:var(--panel);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);transform:translateX(102%);box-shadow:var(--shadow);
    transition:none;overflow-y:auto;padding:20px 22px 30px;z-index:29;border-left:2px solid var(--line)}
  body.panel-open #panel{transform:none}
  #panel::-webkit-scrollbar{width:6px}
  #panel::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
  #panel .close{position:absolute;top:12px;right:12px;background:none;border:none;color:var(--ink-faint);
    font-size:20px;cursor:pointer;padding:4px 8px}
  #panel .close:hover{color:var(--ink)}
  .ptype{display:inline-flex;align-items:center;gap:6px;font:700 9px var(--mono);letter-spacing:.2em;text-transform:uppercase;
    padding:4px 10px;border-radius:3px;border:1px solid var(--line);background:var(--chip)}
  .ptype::before{content:"✶";font-size:10px}
  #panel h2{margin:12px 0 2px;font:800 21px var(--display);letter-spacing:var(--title-track);color:var(--ink);line-height:1.25}
  #panel .quote{font-family:Georgia,serif;font-style:italic;font-size:15px;color:var(--ink);opacity:.92;
    border-left:3px solid var(--accent);padding:6px 0 6px 14px;margin:10px 0 4px;line-height:1.5}
  /* bar quote: no colored-edge card — a plain chip panel with rhyme tints inline */
  #panel .quote.bar-quote{border-left:0;background:var(--chip);border-radius:5px;padding:12px 14px;margin:12px 0 0;opacity:1}
  #panel .quote.bar-quote .rhyme-word{font-style:normal;font-weight:700}
  .sec{margin-top:16px;position:relative}
  .sec.compact{margin-top:11px}
  .sec h3{margin:0 0 5px;font:700 9.5px var(--mono);letter-spacing:.2em;color:var(--ink-faint);text-transform:uppercase}
  .sec p{margin:0;font-size:12.5px;line-height:1.65;color:var(--ink-dim)}
  .sec p + p{margin-top:7px}
  .sec.deep{background:var(--chip);border-radius:4px;padding:11px 13px}
  .sec.deep h3{color:var(--ink-faint)}
  .sec.deep p{color:var(--ink)}
  .panel-hero{background:linear-gradient(180deg,var(--chip),transparent);border-radius:4px;padding:4px 0 10px;margin-top:8px}
  .panel-hero .quote{margin:6px 10px 8px}
  .fact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;margin-top:8px}
  .fact-grid span{min-width:0;text-align:center;background:var(--chip);border-radius:3px;padding:5px 6px;
    color:var(--ink-dim);font:700 9px var(--mono);white-space:nowrap}
  .panel-more{margin-top:10px;background:var(--chip);border-radius:4px;overflow:hidden}
  .panel-more summary{list-style:none;cursor:pointer;padding:9px 12px;color:var(--ink-dim);
    font:800 9px var(--mono);letter-spacing:.18em;text-transform:uppercase}
  .panel-more summary::-webkit-details-marker{display:none}
  .panel-more summary::after{content:"+";float:right;color:var(--ink-faint);font-size:13px;line-height:1}
  .panel-more[open] summary::after{content:"-"}
  .panel-more .sec{padding:0 12px 11px;margin-top:0}
  .chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:6px}
  .chip{display:inline-flex;align-items:center;gap:6px;font-size:10.5px;font-weight:600;color:var(--ink);
    background:var(--chip);border:0;padding:4.5px 11px;border-radius:3px;cursor:pointer;max-width:100%;font-family:var(--body);
    text-align:left}
  .chip:hover{background:var(--chip-hover)}
  .chip.passive{cursor:default;color:var(--ink-faint)}
  .chip.passive:hover{background:var(--chip)}
  .chip .dot{width:7px;height:7px}
  .conn{display:flex;flex-direction:column;gap:7px;margin-top:8px}
  .conn .c{position:relative;background:var(--chip);border:0;border-radius:3px;padding:11px 13px;cursor:pointer;color:inherit;text-align:left;font:inherit}
  .conn .c:hover{background:var(--chip-hover)}
  .conn .c.static{cursor:default}
  .conn .c.static:hover{background:var(--chip)}
  .meaning-line{margin:0;font-size:12.5px;line-height:1.65;color:var(--ink)}
  .meaning-line + .meaning-line{margin-top:9px}
  .conn .ct{font:700 8.5px var(--mono);letter-spacing:.16em;text-transform:uppercase;margin-bottom:3px}
  .conn .cb{font-size:11px;color:var(--ink-dim);line-height:1.45}
  .conn .cd{font-size:10.5px;color:var(--ink-faint);font-style:italic;margin-top:3px;line-height:1.4}
  /* evidence on the left, a small neutral trust label tucked to the bottom-right;
     nudged down + compact so it hugs the card's lower edge */
  .trust-mini{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;
    margin-top:13px;font:600 7px var(--mono);color:var(--ink-faint);opacity:.8}
  .trust-tag{flex:none;font:700 7px var(--mono);letter-spacing:.08em;text-transform:uppercase;
    color:var(--ink-faint)}
  .trust-ev{color:var(--ink-faint);line-height:1.35;min-width:0}
  .trust-badge{display:inline-flex;align-items:center;border:1px solid currentColor;border-radius:999px;
    padding:2px 6px;font:800 7.5px var(--mono);letter-spacing:.08em;text-transform:uppercase}
  .trust-badge.objective{color:#60A5FA}
  .trust-badge.interpretive{color:#C084FC}
  .more-note{margin-top:8px;font:600 10px var(--mono);color:var(--ink-faint)}
  .meters{display:flex;flex-direction:column;gap:6px;margin-top:8px}
  .meter{display:grid;grid-template-columns:9px minmax(80px,1fr) 84px;gap:7px;align-items:center;
    background:var(--chip);border-radius:3px;padding:7px 11px;cursor:pointer}
  .meter:hover{background:var(--chip-hover)}
  .meter .mk{width:8px;height:8px;border-radius:50%}
  .meter .mn{font-size:10.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .meter .track{height:4px;background:var(--chip-hover);border-radius:4px;overflow:hidden}
  .meter .track span{display:block;height:100%;border-radius:4px}

  /* ---------- guided tour ---------- */
  #tour{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--strip) + 16px);z-index:34;display:none;
    width:min(94vw,560px)}
  body.tour-open #tour{display:block}
  .tour-card{display:flex;flex-direction:column;gap:8px;padding:16px 18px;background:var(--panel);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border:2px solid var(--accent);border-radius:6px;box-shadow:var(--shadow)}
  #tour-kicker{font:700 9px var(--mono);letter-spacing:.22em;color:var(--accent)}
  .tour-card h3{margin:0;font:800 15px var(--display);letter-spacing:var(--title-track);color:var(--ink)}
  .tour-card p{margin:0;font-size:12.5px;line-height:1.65;color:var(--ink-dim)}
  .tour-actions{display:flex;align-items:center;gap:7px;margin-top:4px}
  .tour-actions .tour-spacer{flex:1}
  #tour-skip{margin-right:auto}
  #tour-back:disabled{opacity:.4;cursor:default}
  /* tour spotlight: dim every map layer, then re-light the one a step describes */
  body[data-tour-spot] #world>g{opacity:.12;transition:opacity .35s ease}
  body[data-tour-spot="spine"] #world .g-bars,
  body[data-tour-spot="rhyme"] #world .g-bars,
  body[data-tour-spot="rhyme"] #world .g-rhyme,
  body[data-tour-spot="arcs"] #world .g-arcs,
  body[data-tour-spot="themes"] #world .g-themes,
  body[data-tour-spot="themes"] #world .g-refs,
  body[data-tour-spot="themes"] #world .g-themelinks,
  body[data-tour-spot="themes"] #world .g-leaders{opacity:1}

  /* ---------- live AI analysis chip (map assembles behind it) ---------- */
  #ai-live{position:fixed;left:14px;bottom:calc(var(--strip) + 14px);z-index:33;display:none;
    flex-direction:column;gap:7px;width:min(86vw,330px);padding:12px 14px;
    background:var(--panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border:2px solid var(--accent-2);border-radius:6px;box-shadow:var(--shadow)}
  body.ai-live #ai-live{display:flex}
  body.ai-progress-open #ai-live{display:none}
  body.ai-progress-open #paste-modal{display:none}
  body.ai-live #paste-modal{display:none}
  .ai-live-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
  #ai-live-stage{font:700 9.5px var(--mono);letter-spacing:.08em;color:var(--accent-2);text-transform:uppercase;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  #ai-live-cancel{padding:6px 9px;font-size:8.5px}
  #ai-live-note{font:500 9.5px var(--mono);color:var(--ink-faint);line-height:1.6;
    max-height:46px;overflow:hidden}

  /* ---------- song library (left pop-out drawer) ---------- */
  #sidebar-scrim{position:fixed;inset:0;z-index:44;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;
    transition:opacity .2s;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
  body.light #sidebar-scrim{background:rgba(90,70,40,.32)}
  #sidebar-scrim.on{opacity:1;pointer-events:auto}
  #sidebar{position:fixed;left:0;top:0;bottom:0;z-index:45;width:min(86vw,var(--drawer));
    display:flex;flex-direction:column;gap:10px;padding:14px;
    background:var(--panel-solid);border-right:2px solid var(--line);box-shadow:var(--shadow);
    transform:translateX(-100%);transition:transform .22s cubic-bezier(.4,0,.2,1)}
  #sidebar.open{transform:none}
  @media (prefers-reduced-motion: reduce){#sidebar,#sidebar-scrim{transition:none}}
  .sidebar-head{display:flex;align-items:center;gap:9px;padding-bottom:9px;border-bottom:1px solid var(--line)}
  .sidebar-head h2{margin:0;font:800 14px var(--display);letter-spacing:var(--label-track);color:var(--ink)}
  .sidebar-ct{font:700 10px var(--mono);color:var(--ink-faint)}
  .sidebar-close{margin-left:auto;background:none;border:none;color:var(--ink-dim);font-size:24px;line-height:1;
    cursor:pointer;padding:0 6px}
  .sidebar-close:hover{color:var(--ink)}
  .sidebar-list{display:flex;flex-direction:column;gap:3px;overflow-y:auto;flex:1;scrollbar-width:thin;
    margin:0 -4px;padding:0 4px}
  .sidebar-list::-webkit-scrollbar{width:6px}
  .sidebar-list::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
  .sidebar-empty{padding:26px 10px;text-align:center;font:600 11px var(--mono);color:var(--ink-faint);line-height:1.8}
  .side-row{display:flex;align-items:center;gap:2px;border-radius:6px;border:1px solid transparent;position:relative}
  .side-row:hover{background:var(--chip-hover)}
  .side-row.current{border-color:var(--accent);background:var(--accent-soft)}
  .side-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;background:none;border:none;
    text-align:left;cursor:pointer;padding:9px 8px}
  .side-title{font:700 12px var(--body);color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .side-meta{font:600 9px var(--mono);color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .side-more-wrap{position:relative;flex:none}
  .side-more{width:30px;height:30px;border-radius:5px;background:none;border:none;color:var(--ink-dim);
    font-size:17px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}
  .side-more:hover{color:var(--ink);background:var(--chip)}
  .side-menu{position:absolute;right:0;top:calc(100% + 4px);z-index:46;display:flex;flex-direction:column;
    min-width:152px;background:var(--panel-solid);border:1.5px solid var(--line);border-radius:6px;
    box-shadow:var(--shadow);padding:5px;gap:2px}
  .side-menu button{appearance:none;border:0;background:none;color:var(--ink-dim);text-align:left;
    font:700 10.5px var(--display);letter-spacing:var(--button-track);text-transform:uppercase;
    padding:10px 11px;border-radius:4px;cursor:pointer}
  .side-menu button:hover{background:var(--chip-hover);color:var(--ink)}
  .side-menu button.danger:hover{background:#b3372f;color:#fff}
  .sidebar-foot{display:flex;gap:6px;padding-top:9px;border-top:1px solid var(--line)}
  .sidebar-foot .btn{flex:1}
  .lib-empty{padding:26px 10px;text-align:center;font:600 11px var(--mono);color:var(--ink-faint);line-height:1.8}

  #report-modal,#compare-modal{position:fixed;inset:0;z-index:72;display:none;align-items:center;justify-content:center;
    background:rgba(0,0,0,.45);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:18px}
  body.light #report-modal,body.light #compare-modal{background:rgba(90,70,40,.3)}
  body.report-open #report-modal,body.compare-open #compare-modal{display:flex}
  .report-card{width:min(620px,100%)}
  .compare-card{width:min(920px,100%)}
  .report-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}
  .report-stat{background:var(--chip);border:1px solid var(--line);border-radius:4px;padding:9px 10px;min-width:0}
  .report-stat b{display:block;font:800 17px var(--display);color:var(--ink);line-height:1}
  .report-stat span{display:block;margin-top:5px;font:700 8px var(--mono);letter-spacing:.08em;color:var(--ink-faint);text-transform:uppercase}
  .report-warnings{display:flex;flex-direction:column;gap:6px;margin-top:10px}
  .report-warnings div{background:var(--accent-soft);border-left:3px solid var(--accent);border-radius:3px;padding:8px 10px;
    color:var(--ink-dim);font:600 10px var(--mono);line-height:1.5}
  .compare-selects{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .compare-filters{display:flex;gap:6px;flex-wrap:wrap}
  .compare-filters .btn{padding:7px 9px;box-shadow:none}
  .compare-filters .btn.on{background:var(--accent);color:var(--halo)}
  .compare-warning{font:600 10px var(--mono);color:var(--accent);line-height:1.5}
  .compare-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-height:52vh;overflow:auto;padding-right:4px}
  .compare-section{background:var(--chip);border:1px solid var(--line);border-radius:4px;padding:10px 11px;min-width:0}
  .compare-section h3{margin:0 0 8px;font:800 9px var(--display);letter-spacing:var(--label-track);text-transform:uppercase;color:var(--ink-dim)}
  .compare-item{display:block;width:100%;text-align:left;background:var(--input);border:1px solid var(--line);border-radius:3px;
    color:var(--ink-dim);padding:7px 9px;margin-top:5px;font:600 10px var(--mono);line-height:1.45;cursor:pointer}
  .compare-item:hover{background:var(--chip-hover);color:var(--ink)}
  .compare-item .tag{display:inline-block;margin-right:6px;color:var(--accent-2);font-weight:800;text-transform:uppercase}
  .compare-summary{font:600 10px var(--mono);color:var(--ink-dim);line-height:1.7}

  /* ---------- generator modal ---------- */
  #paste-modal{position:fixed;inset:0;z-index:70;display:none;align-items:center;justify-content:center;
    background:rgba(0,0,0,.45);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:18px}
  body.light #paste-modal{background:rgba(90,70,40,.3)}
  body.generator-open #paste-modal{display:flex}
  body.ai-progress-open #paste-modal{display:none}
  .modal-card{width:min(760px,100%);max-height:min(760px,92vh);background:var(--panel-solid);
    border:2px solid var(--line);border-radius:6px;box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden;position:relative}
  .modal-card-split{width:min(1060px,100%);max-height:min(840px,94vh)}
  .modal-card::before{content:"";display:block;height:4px;flex:none;
    background:linear-gradient(90deg,var(--accent) 0%,var(--accent-2) 60%,transparent)}
  .modal-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
  .modal-head h2{margin:0;color:var(--ink);font:800 16px var(--display);letter-spacing:var(--title-track)}
  .modal-close{background:none;border:none;color:var(--ink-faint);font-size:22px;cursor:pointer;line-height:1}
  .modal-close:hover{color:var(--ink)}
  .modal-body{display:flex;flex-direction:column;gap:10px;padding:14px 18px 18px;overflow-y:auto}
  /* Generator modal: lyrics/library on the left, AI deep-analysis controls on
     the right, split by a hairline. Both columns stretch to equal height and
     park their action row at the bottom so the two CTAs line up. */
  .modal-split{display:grid;grid-template-columns:1fr 1fr;column-gap:0;align-items:stretch}
  .modal-col{display:flex;flex-direction:column;gap:10px;min-width:0}
  .modal-col-left{padding-right:20px}
  .modal-col-right{padding-left:20px;border-left:1px solid var(--line)}
  .modal-col .modal-actions{margin-top:auto}
  .lyric-field{flex:1;display:flex;flex-direction:column;gap:5px;min-height:0}
  .lyric-field .lyric-input{flex:1;min-height:200px}
  .field-label{font:700 9px var(--mono);letter-spacing:.18em;color:var(--ink-faint);text-transform:uppercase}
  .meta-row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1.4fr) minmax(0,.7fr);gap:8px}
  .meta-row label{display:flex;flex-direction:column;gap:5px;min-width:0}
  .text-input,.lyric-input{width:100%;background:var(--input);border:none;border-radius:3px;color:var(--ink);
    font:13px var(--body);padding:10px 12px;outline:none;box-shadow:inset 0 0 0 1px var(--line)}
  .text-input:focus,.lyric-input:focus{box-shadow:inset 0 0 0 2px var(--accent)}
  .lyric-input{min-height:280px;resize:vertical;font-family:var(--body);font-size:14px;line-height:1.58}
  .upload-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--chip);
    border-radius:4px;padding:9px 11px}
  .upload-row .btn{padding:8px 11px}
  .upload-status{font:600 10px var(--mono);color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
  .saved-box{background:var(--chip);border-radius:4px;padding:10px 11px;display:flex;flex-direction:column;gap:8px}
  .saved-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;gap:7px;align-items:center}
  .saved-row .text-input{height:34px;padding:7px 10px;font:600 10px var(--mono)}
  .saved-row .btn{padding:8px 10px}
  .saved-meta{font:600 10px var(--mono);color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .modal-actions{display:flex;justify-content:flex-end;gap:8px;padding-top:2px}
  .modal-actions .btn{min-width:118px;background:var(--chip)}
  .modal-actions .btn:hover{background:var(--chip-hover)}
  .ai-box{background:var(--chip);border-radius:4px;padding:11px 13px;display:flex;flex-direction:column;gap:8px}
  .ai-provider-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
  .ai-provider-btn{padding:9px 10px;text-transform:uppercase;letter-spacing:.1em;font-weight:800}
  .ai-provider-btn.on{background:var(--accent-2);color:var(--halo);box-shadow:none}
  .ai-select-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;align-items:start}
  .ai-select-row label{display:flex;flex-direction:column;gap:5px;min-width:0}
  .ai-select-row select.text-input{cursor:pointer}
  #ai-advanced{background:var(--input);border-radius:4px;padding:8px 10px}
  #ai-advanced summary{cursor:pointer;font:800 9px var(--mono);letter-spacing:.12em;color:var(--ink-dim);text-transform:uppercase}
  .task-model-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin-top:8px}
  .task-model-grid label{display:flex;flex-direction:column;gap:4px;min-width:0}
  .task-model-grid span{font:700 8px var(--mono);letter-spacing:.12em;color:var(--ink-faint);text-transform:uppercase}
  .task-model-grid .text-input{height:32px;padding:7px 9px;font:600 10px var(--mono)}
  .ai-status{font:500 10.5px var(--mono);color:var(--ink-dim);min-height:15px;line-height:1.5;
    white-space:normal;word-break:break-word}
  .ai-progress{display:flex;flex-direction:column;gap:5px}
  .ai-progress[hidden]{display:none}
  .ai-track{height:6px;border-radius:2px;background:var(--chip-hover);overflow:hidden}
  .ai-fill{height:100%;width:0%;border-radius:0;position:relative;
    background:linear-gradient(90deg,var(--accent-2),var(--accent));transition:width .45s ease}
  .ai-fill::after{content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
    animation:aiglint 1.4s linear infinite}
  @keyframes aiglint{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
  @media (prefers-reduced-motion: reduce){.ai-fill::after{animation:none}}
  .ai-progress-meta{display:flex;justify-content:space-between;gap:10px;
    font:600 9.5px var(--mono);color:var(--ink-dim);letter-spacing:.06em}
  #ai-progress-modal{position:fixed;inset:0;z-index:73;display:none;align-items:center;justify-content:center;
    background:rgba(0,0,0,.45);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:18px}
  body.light #ai-progress-modal{background:rgba(90,70,40,.3)}
  body.ai-progress-open #ai-progress-modal{display:flex}
  .ai-progress-card{width:min(980px,100%);max-height:min(820px,94vh)}
  .ai-progress-topline{font:700 10px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2)}
  .ai-progress-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .progress-stat{background:var(--chip);border-radius:4px;padding:8px 10px;display:flex;flex-direction:column;gap:2px;min-width:0}
  .progress-stat b{font:800 14px var(--display);color:var(--ink);line-height:1.1}
  .progress-stat span{font:600 8.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint)}
  .ai-progress-detail{font:600 11px var(--body);line-height:1.65;color:var(--ink-dim);background:var(--accent-2-soft);
    border:1px solid var(--line);border-radius:4px;padding:11px 13px}
  .ai-progress-message{font:500 10px var(--mono);line-height:1.7;color:var(--ink-dim);background:var(--chip);
    border-left:3px solid var(--accent-2);border-radius:4px;padding:10px 12px}
  .ai-progress-panel{display:flex;flex-direction:column;gap:7px;background:var(--chip);border-radius:4px;padding:10px 12px}
  .ai-progress-panel .field-label{color:var(--accent-2)}
  .ai-progress-stages{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
  .ai-stage-item{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--chip-hover);border-radius:3px;padding:7px 10px;
    font:600 9px var(--mono);color:var(--ink-dim);min-width:0}
  .ai-stage-item .label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .ai-stage-item .state{font-size:8px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);flex:none}
  .ai-stage-item.current{outline:1px solid var(--accent-2);background:var(--accent-2-soft);color:var(--ink)}
  .ai-stage-item.done{background:var(--accent-soft);color:var(--ink)}
  .ai-stage-item.done .state{color:var(--accent)}
  .ai-stage-item.error{background:rgba(239,68,68,.14);color:var(--ink)}
  .ai-stage-item.error .state{color:#f87171}
  .ai-progress-model-panel{background:var(--chip);border-radius:4px;padding:8px 11px}
  .ai-progress-model-panel summary{cursor:pointer;font:800 9px var(--mono);letter-spacing:.12em;color:var(--ink-dim);text-transform:uppercase}
  .ai-progress-models{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:8px}
  .ai-model-row{display:flex;justify-content:space-between;gap:10px;background:var(--chip-hover);border-radius:3px;padding:7px 10px;
    font:600 9px var(--mono);color:var(--ink-dim);min-width:0}
  .ai-model-row .label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .ai-model-row .value{font-size:8px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);flex:none}
  .btn.ai{background:var(--accent-2);color:var(--halo)}
  .btn.ai:hover{background:var(--accent-2);filter:brightness(1.12);color:var(--halo)}
  .btn.ai:disabled{opacity:.45;cursor:default;filter:none}
  @media (max-width:820px){
    .modal-split{grid-template-columns:1fr;row-gap:14px}
    .modal-col-left{padding-right:0}
    .modal-col-right{padding-left:0;border-left:none;border-top:1px solid var(--line);padding-top:14px}
  }
  @media (max-width:620px){
    .meta-row,.ai-select-row,.compare-selects,.compare-results,.report-grid{grid-template-columns:1fr}
    .ai-progress-summary,.ai-progress-stages,.ai-progress-models{grid-template-columns:1fr}
    .saved-row{grid-template-columns:1fr 1fr 1fr}
    .saved-row select{grid-column:1/-1}
  }

  /* ---------- tooltip ---------- */
  #tooltip{position:fixed;z-index:50;pointer-events:none;max-width:320px;background:var(--tip-bg);
    border:1.5px solid var(--line);border-radius:4px;padding:11px 13px;font-size:12px;line-height:1.55;
    color:var(--ink-dim);box-shadow:var(--shadow-s);display:none;backdrop-filter:blur(8px)}
  #tooltip.wide{max-width:460px;padding:12px 15px}
  #tooltip .tt-h{display:flex;align-items:baseline;gap:6px;min-width:0;margin-bottom:7px;
    font:800 10.8px var(--mono);letter-spacing:.15em;text-transform:uppercase;white-space:nowrap;overflow:hidden}
  #tooltip .tt-k{flex:none;color:var(--accent)}
  #tooltip .tt-sep{flex:none;color:var(--ink-faint)}
  #tooltip .tt-t{min-width:0;overflow:hidden;text-overflow:ellipsis;color:var(--ink);letter-spacing:.08em}
  #tooltip .tt-b{color:var(--ink);font-size:12.5px;line-height:1.6;white-space:pre-line}
  #tooltip.wide .tt-b{font-size:13px;line-height:1.62}
  #tooltip .tt-f{margin-top:9px;padding-top:7px;border-top:1px solid var(--line);
    font:600 9px var(--mono);color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

  /* ---------- mobile: rotate gate, bar stepper, overflow menu ---------- */
  /* Portrait phones get a hard block — the chart needs width. CSS-only so it
     auto-corrects on rotation with no JS state. (pointer:coarse) exempts a
     narrow desktop window; max-width:600px in portrait exempts tablets, whose
     portrait short side is wider. z-index beats every modal (70-73). */
  #rotate-gate{display:none}
  @media (orientation:portrait) and (max-width:600px) and (pointer:coarse){
    #rotate-gate{display:flex;position:fixed;inset:0;z-index:200;flex-direction:column;
      align-items:center;justify-content:center;gap:16px;text-align:center;padding:32px;
      background:var(--bg);color:var(--ink)}
    #rotate-gate .burst{width:54px;height:54px;color:var(--accent);animation:rotate-hint 3s ease-in-out infinite}
    #rotate-gate h2{margin:0;font:800 22px var(--display);letter-spacing:var(--title-track)}
    #rotate-gate p{margin:0;max-width:30ch;font:600 12.5px var(--mono);line-height:1.6;color:var(--ink-dim)}
  }
  @keyframes rotate-hint{0%,55%{transform:rotate(0)}80%,100%{transform:rotate(90deg)}}
  @media (prefers-reduced-motion: reduce){#rotate-gate .burst{animation:none}}

  /* Floating < > bar stepper: bottom-centre of the lit map. The detail panel is
     a right slab on desktop so they never collide; on phones it's re-anchored
     just above the bottom sheet (see phone breakpoint). */
  #bar-nav{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--footbar) + 14px);z-index:33;
    display:flex;align-items:center;gap:6px;background:var(--panel);border:1.5px solid var(--line);
    border-radius:8px;box-shadow:var(--shadow);padding:5px 7px;
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
  #bar-nav .bn-arrow{width:34px;height:34px;border-radius:5px;background:var(--chip);border:1px solid var(--line);
    color:var(--ink-dim);font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}
  #bar-nav .bn-arrow:hover{color:var(--ink);background:var(--chip-hover)}
  #bar-nav .bn-arrow:disabled{opacity:.35;cursor:default}
  #bar-nav .bn-label{font:700 10px var(--mono);letter-spacing:.1em;color:var(--ink-dim);
    text-transform:uppercase;white-space:nowrap;padding:0 4px}

  /* top-bar overflow menu: hidden on desktop (every action shows inline) */
  .tb-more-wrap{position:relative;display:none}
  .tb-menu{position:absolute;right:0;top:calc(100% + 6px);z-index:34;display:flex;flex-direction:column;
    min-width:160px;background:var(--panel-solid);border:1.5px solid var(--line);border-radius:6px;
    box-shadow:var(--shadow);padding:5px;gap:2px}
  .tb-menu button{appearance:none;border:0;background:none;color:var(--ink-dim);text-align:left;
    font:700 11px var(--display);letter-spacing:var(--button-track);padding:12px 12px;border-radius:4px;cursor:pointer}
  .tb-menu button:hover{background:var(--chip-hover);color:var(--ink)}

  @media (max-width:860px){
    /* the dataset chips moved into the left drawer, so the bar stays a single
       compact row instead of wrapping the song list onto its own line */
    :root{--topbar:50px;--drawer:380px;--detail-panel:min(100vw,360px)}
    /* footer gets tight: drop the control hints, give the slider more room */
    #foot-right{display:none}
    #foot-center{flex-basis:46%}
    #topbar{height:var(--topbar);gap:8px;padding:0 10px}
    .brand h1{font-size:18px}
    .tb-actions{gap:4px;margin-left:auto}
    .btn{padding:8px 9px;font-size:8.5px}
    .btn.mode{padding:7px 9px}
    .hud-btn{padding:9px 13px;font-size:9.5px}
    #ds-subtitle{font-size:10px}
    #minimap-wrap{display:none}
    #zoomctl{border-top:none;padding-top:0}
  }
  @media (max-width:560px){
    :root{--topbar:48px;--strip:50px;--detail-panel:min(100vw,320px)}
    .brand p{display:none}
    .brand .burst{width:19px;height:19px}
    .brand h1{font-size:17px}
    #btn-import,#btn-export{display:none}
    #btn-paste{max-width:112px;overflow:hidden;text-overflow:ellipsis}
    .hud-dock-body{gap:16px;padding:6px 14px 14px}
    .dock-group h4{font-size:8.5px}
  }
  /* ---------- phone (landscape) chrome ---------- */
  /* Keyed off a coarse pointer + short viewport so it lands on landscape phones
     (the only supported phone orientation) without catching tablets or a narrow
     desktop window. Must stay in sync with PHONE_MQ in src/main.tsx. */
  @media (pointer:coarse) and (max-height:500px){
    /* Landscape phones are short (~360-430px tall), so reclaim vertical pixels:
       collapse the top bar to one compact row and drop the stats-only footer.
       Focus view is a 60/40 split — map on the left, detail panel as a right
       slab (like desktop). Panel width must match PHONE_PANEL_FRAC in main.tsx. */
    :root{--topbar:44px}
    #topbar{height:44px;flex-wrap:nowrap;gap:6px;padding:0 8px}
    .brand{min-width:0}
    .brand p{display:none}                 /* drop the tagline — pure height tax */
    .brand h1{font-size:15px}
    .brand .burst{width:18px;height:18px}
    #footbar{display:none}
    /* the centred bar stepper sits where the Filters/Layout pills are, so fade
       them out during focus (mirrors the nav dock) — close the panel to reach
       filters again */
    body.panel-open #hud-bar{opacity:0;pointer-events:none;transition:opacity .15s}
    /* focus view: hide the top bar entirely to reclaim its band for the map +
       detail panel (the burger/library is one tap away after closing focus) */
    body.panel-open #topbar{display:none}
    body.panel-open #panel{top:0}
    /* detail panel: right slab over the right 40%, footer hidden so it runs to
       the floor; vertical scroll stays free while horizontal swipe steps bars */
    #panel{width:40vw;bottom:0;touch-action:pan-y;padding:16px 16px 24px}
    /* primary actions stay inline; the rest fold into the ⋯ menu */
    .tb-extra{display:none}
    .tb-more-wrap{display:inline-flex}
    /* Comfortable touch targets, but sized to sit inside the slim 44px bar
       (the floating HUD/zoom controls keep their full 44px since they're not
       height-constrained by the bar). */
    .btn{min-height:36px;padding:8px 10px;font-size:8.5px}
    .btn.mode{min-height:36px;min-width:36px;padding:7px 9px}
    .hud-btn{min-height:44px;padding:11px 14px}
    #zoomctl button{width:44px;height:44px;font-size:18px}
    #panel .close{min-width:44px;min-height:44px;font-size:24px;display:flex;align-items:center;justify-content:center}
    /* bar stepper centred in the left map band (panel is the right 40%) */
    #bar-nav{left:30vw;bottom:12px}
    #bar-nav .bn-arrow{width:40px;height:40px;font-size:22px}
    #bar-nav .bn-label{font-size:11px}
    /* guided tour: a slim card hugging the bottom edge instead of a tall slab,
       so it leaves the short viewport to the map */
    #tour{bottom:10px;width:min(94vw,440px)}
    .tour-card{padding:9px 12px;gap:5px;border-width:1.5px;border-radius:8px}
    #tour-kicker{font-size:8px}
    .tour-card h3{font-size:12.5px}
    .tour-card p{font-size:10.8px;line-height:1.45;
      display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
    .tour-actions{gap:5px;margin-top:2px}
    .tour-actions .btn{min-height:34px;padding:7px 10px}
  }