/* Gaia World Tree hero
   One live DAG and one canvas: an editorial gold projection in the hero,
   expanding into the true-colour 3D Tree Explorer. */

.home-page {
  --hero-tree-ease: cubic-bezier(.22, 1, .36, 1);
  --hero-tree-duration: 900ms;
}

#hero.hero-tree-shell {
  --hero-content-gap: clamp(2rem, 5vw, 7rem);
  --hero-ledger-gap: clamp(1.25rem, 2.5vw, 2.5rem);
  --hero-tree-backdrop-scale: 1.2;
  /* Nudge the whole tree (raster + live canvas) up so the crown sits higher in
     the viewport and the roots clear the stats strip. Scroll parallax adds to
     this base via --hero-tree-parallax-y (see hud-toggle.js). */
  --hero-tree-shift-y: -4%;
  position: relative;
  isolation: isolate;
  display: grid;
  align-items: center;
  width: 100%;
  max-width: none;
  min-height: 100svh;
  margin: 0;
  padding: 8rem clamp(1.5rem, 5vw, 5.5rem) 5rem;
  overflow: clip;
  text-align: left;
  background: var(--bg);
}

#hero.hero-tree-shell::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 74% 44%, rgba(var(--apex-gold-rgb), .11), transparent 34%),
    radial-gradient(circle at 60% 86%, rgba(var(--apex-gold-rgb), .06), transparent 26%);
}

#hero.hero-tree-shell::after {
  content: "";
  position: absolute;
  z-index: 3;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, var(--bg) 0%, rgba(3, 7, 18, .94) 31%, rgba(3, 7, 18, .22) 58%, transparent 78%);
}

.hero-tree-raster {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: .76;
  contain: paint;
  /* The source is alpha-keyed; it can sit directly over the atlas instead
     of using screen blend to hide an opaque black rectangle. */
  transition:
    opacity var(--hero-tree-duration) var(--hero-tree-ease),
    filter var(--hero-tree-duration) var(--hero-tree-ease);
}

.hero-tree-raster img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: 50% 50%;
  filter:
    contrast(1.08)
    saturate(.88)
    brightness(.82)
    drop-shadow(0 0 1.8rem rgba(var(--apex-gold-rgb), .2));
  transform: translate3d(
    calc(22% + var(--hero-tree-parallax-x, 0px)),
    calc(var(--hero-tree-shift-y, 0%) + var(--hero-tree-parallax-y, 0px)),
    0
  ) scale(var(--hero-tree-backdrop-scale));
  transform-origin: center;
  transition:
    transform var(--hero-tree-duration) var(--hero-tree-ease),
    filter var(--hero-tree-duration) var(--hero-tree-ease);
}

#hero[data-tree-parallax="active"] .hero-tree-raster img,
#hero[data-tree-parallax="active"] #canvas3d {
  will-change: transform;
}

.hero-tree-atmosphere {
  position: absolute;
  z-index: 1;
  right: 7%;
  bottom: 7%;
  width: min(48vw, 45rem);
  height: 1px;
  pointer-events: none;
  background: rgba(var(--apex-gold-rgb), .3);
  box-shadow: 0 0 3rem rgba(var(--apex-gold-rgb), .17);
  transform-origin: center;
  transition: opacity 400ms ease, transform var(--hero-tree-duration) var(--hero-tree-ease);
}

#hero.hero-tree-shell #canvas3d {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 1;
  pointer-events: none;
  touch-action: none;
  filter: drop-shadow(0 0 1.6rem rgba(var(--apex-gold-rgb), .2));
  mix-blend-mode: screen;
  /* Match the raster's vertical shift + scroll parallax so the live projection
     sticks to the painted plate and travels with it (vertical only). No X term
     here: the canvas is projected at 72% origin, not translated 22% like the
     raster, so only the shared Y makes them move as one. */
  transform: translate3d(
    0,
    calc(var(--hero-tree-shift-y, 0%) + var(--hero-tree-parallax-y, 0px)),
    0
  );
  transform-origin: 72% 50%;
  transition:
    filter var(--hero-tree-duration) var(--hero-tree-ease),
    transform var(--hero-tree-duration) var(--hero-tree-ease),
    opacity 280ms ease;
}

#hero.hero-tree-shell .hero-content {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-areas:
    "copy vista"
    "ledger ledger";
  grid-template-columns: minmax(19rem, .76fr) minmax(25rem, 1.24fr);
  grid-template-rows: minmax(0, 1fr) auto;
  column-gap: var(--hero-content-gap);
  row-gap: var(--hero-ledger-gap);
  align-items: stretch;
  width: min(100%, 92rem);
  height: calc(100svh - 13rem);
  min-height: calc(100svh - 13rem);
  max-width: none;
  margin: 0 auto;
  pointer-events: none;
}

.hero-tree-copy {
  position: relative;
  grid-area: copy;
  align-self: center;
  width: min(100%, 39rem);
  pointer-events: auto;
}

.hero-tree-kicker {
  display: flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1.2rem;
  color: rgba(var(--apex-gold-rgb), .82);
  font-family: var(--font-mono);
  font-size: clamp(.67rem, .8vw, .78rem);
  letter-spacing: .16em;
  line-height: 1.5;
  text-transform: uppercase;
}

#hero.hero-tree-shell h1.hero-title {
  max-width: 8ch;
  margin: 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(4.2rem, 7.4vw, 6rem);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: .78;
  text-wrap: balance;
}

#hero.hero-tree-shell h1.hero-title > span {
  display: block;
  margin: 0;
  padding: 0;
  color: inherit;
  border: 0;
  background: none;
  -webkit-text-fill-color: currentColor;
}

#hero.hero-tree-shell h1.hero-title > span:last-child {
  margin-top: .16em;
  color: var(--apex-gold);
}

#hero.hero-tree-shell h1.hero-title .hero-title-tree {
  position: relative;
  width: max-content;
  max-width: 100%;
}

.hero-sakura-branch {
  position: absolute;
  top: .12em;
  left: calc(100% - .28em);
  width: clamp(5.5rem, 10vw, 8.5rem);
  height: auto;
  overflow: visible;
  color: var(--apex-gold);
  pointer-events: none;
  filter: drop-shadow(0 0 .35rem rgba(var(--apex-gold-rgb), .2));
}

.footer-sakura-branch {
  display: none;
}

.hero-sakura-stem {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.35;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  vector-effect: non-scaling-stroke;
  animation: hero-sakura-grow 1.15s var(--hero-tree-ease) .18s forwards;
}

.hero-sakura-stem--twig {
  stroke-width: 1;
  opacity: .76;
  animation-delay: .55s;
}

.hero-sakura-bloom,
.hero-sakura-bud {
  fill: rgba(var(--apex-gold-rgb), .16);
  stroke: currentColor;
  stroke-width: 1;
  opacity: 0;
  vector-effect: non-scaling-stroke;
  animation: hero-sakura-bloom .42s var(--hero-tree-ease) forwards;
}

.hero-sakura-bloom--1 { animation-delay: .76s; }
.hero-sakura-bloom--2 { animation-delay: .86s; }
.hero-sakura-bloom--3 { animation-delay: .94s; }
.hero-sakura-bloom--4 { animation-delay: 1.02s; }
.hero-sakura-bloom--5 { animation-delay: 1.1s; }

@keyframes hero-sakura-grow {
  to { stroke-dashoffset: 0; }
}

@keyframes hero-sakura-bloom {
  from { opacity: 0; }
  to { opacity: .92; }
}

.hero-tree-oath {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .85rem;
  align-items: baseline;
  max-width: 35rem;
  margin: 1.65rem 0 0;
  padding: .85rem 0 .85rem 1rem;
  border-left: 1px solid rgba(var(--apex-gold-rgb), .5);
}

.hero-tree-oath-label {
  color: rgba(var(--apex-gold-rgb), .7);
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  white-space: nowrap;
}

.hero-tree-oath p {
  margin: 0;
  color: rgba(226, 232, 240, .84);
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  font-style: italic;
  line-height: 1.45;
}

#hero.hero-tree-shell .hero-sub {
  max-width: 34rem;
  margin: 1.25rem 0 0;
  /* Was var(--muted) (#64748b, ~4.2:1 on --bg) which failed AA and worsened
     over tree filaments. The --rank-0 slate token clears 4.5:1 while staying
     clearly secondary to the headline. */
  color: var(--rank-0);
  font-size: clamp(1rem, 1.3vw, 1.16rem);
  line-height: 1.65;
}

.hero-tree-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .7rem;
  max-width: 35rem;
  margin-top: 1.7rem;
}

.hero-tree-action {
  position: relative;
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr);
  gap: .7rem;
  align-items: center;
  min-height: 3.75rem;
  padding: .75rem .9rem;
  overflow: hidden;
  color: var(--text);
  text-decoration: none;
  background: rgba(255, 255, 255, .025);
  border: 1px solid var(--border);
  border-radius: .4rem;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.hero-tree-action--primary {
  grid-column: 1 / -1;
  justify-self: start;
  width: min(34rem, calc(100% + clamp(3rem, 6vw, 7rem)));
  min-height: 5.25rem;
  padding: .75rem .9rem;
  color: var(--bg);
  background: var(--text);
  border-color: var(--text);
  box-shadow: none;
}

.hero-tree-action:not(.hero-tree-action--primary) {
  min-height: 3.25rem;
  padding: .62rem .75rem;
  background: transparent;
}

.hero-tree-action:not(.hero-tree-action--primary) strong {
  font-size: .76rem;
  font-weight: 600;
}

.hero-tree-action:not(.hero-tree-action--primary) small {
  font-size: .54rem;
}

.hero-tree-action-glyph {
  color: rgba(var(--apex-gold-rgb), .86);
  font-family: var(--font-mono);
  text-align: center;
}

.hero-tree-action--primary .hero-tree-action-glyph {
  align-self: start;
  padding-top: .25rem;
  color: var(--bg);
}

.hero-tree-install-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .5rem .7rem;
  min-width: 0;
}

.hero-tree-action--primary .hero-tree-install-copy > strong {
  align-self: center;
  font-size: clamp(1rem, 1.2vw, 1.16rem);
  line-height: 1.05;
}

.hero-tree-install-platforms {
  display: inline-flex;
  gap: .25rem;
}

.hero-tree-install-platform {
  min-height: 1.6rem;
  padding: .2rem .45rem;
  color: var(--bg);
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--bg) 28%, transparent);
  border-radius: .22rem;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .54rem;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1;
}

.hero-tree-install-platform.is-active {
  color: var(--text);
  background: var(--bg);
  border-color: var(--bg);
}

.hero-tree-install-platform:focus-visible,
.hero-tree-install-copy-button:focus-visible {
  outline: 2px solid var(--bg);
  outline-offset: 2px;
}

.hero-tree-install-command {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .35rem;
  width: 100%;
  min-width: 0;
  min-height: 2.35rem;
  padding: .48rem .32rem .48rem .58rem;
  color: var(--bg);
  background: color-mix(in srgb, var(--bg) 7%, transparent);
  border: 1px solid color-mix(in srgb, var(--bg) 26%, transparent);
  border-radius: .24rem;
}

.hero-tree-install-command code {
  overflow: hidden;
  color: currentColor;
  font-family: var(--font-mono);
  font-size: clamp(.56rem, .72vw, .7rem);
  font-style: normal;
  font-weight: 500;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero-tree-install-copy-button {
  display: grid;
  place-items: center;
  width: 2rem;
  min-height: 2rem;
  padding: 0;
  color: var(--bg);
  background: transparent;
  border: 0;
  border-radius: .2rem;
  cursor: pointer;
}

.hero-tree-install-copy-button:hover {
  background: color-mix(in srgb, var(--bg) 10%, transparent);
}

.hero-tree-install-copy-button.copied {
  color: var(--bg);
}

.hero-tree-action strong,
.hero-tree-action small {
  display: block;
}

.hero-tree-action strong {
  font-family: var(--font-body);
  font-size: .88rem;
  line-height: 1.3;
}

.hero-tree-action small {
  margin-top: .16rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: .59rem;
  letter-spacing: .04em;
  line-height: 1.35;
  text-transform: uppercase;
}

.hero-tree-action--primary small {
  color: var(--bg);
  opacity: .72;
}

.hero-tree-action:hover,
.hero-tree-action:focus-visible {
  color: var(--apex-gold);
  border-color: rgba(var(--apex-gold-rgb), .62);
  background: rgba(var(--apex-gold-rgb), .07);
  outline: none;
  transform: translateY(-2px);
}

.hero-tree-action--primary:hover,
.hero-tree-action--primary:focus-visible {
  color: var(--bg);
  background: var(--text);
  border-color: var(--text);
}

.hero-tree-action:focus-visible,
#hero.hero-tree-shell .field-trigger:focus-visible,
#hero.hero-tree-shell .hero-audit-btn:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

#hero.hero-tree-shell .hero-tree-utilities {
  position: absolute;
  z-index: 8;
  top: 4.2rem;
  right: clamp(1rem, 3vw, 3rem);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: .35rem;
  margin: 0;
  pointer-events: auto;
}

#hero.hero-tree-shell .field-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  min-height: 2.75rem;
  padding: .65rem .85rem;
  color: rgba(226, 232, 240, .78);
  text-decoration: none;
  background: rgba(3, 7, 18, .76);
  border: 1px solid rgba(var(--apex-gold-rgb), .24);
  border-radius: .3rem;
  box-shadow: none;
  backdrop-filter: none;
  font-size: .66rem;
  letter-spacing: .1em;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

#hero.hero-tree-shell .hero-tree-explore {
  color: var(--apex-gold);
  border-color: rgba(var(--apex-gold-rgb), .55);
  background: rgba(var(--apex-gold-rgb), .055);
}

#hero.hero-tree-shell .field-trigger:hover,
#hero.hero-tree-shell .field-trigger:focus-visible,
#hero.hero-tree-shell .field-trigger[aria-pressed="true"] {
  color: var(--text);
  border-color: var(--apex-gold);
  background: rgba(var(--apex-gold-rgb), .11);
}

#hero.hero-tree-shell .ledger-strip {
  position: relative;
  z-index: 5;
  grid-area: ledger;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(.65rem, 1.5vw, 1.4rem);
  width: 100%;
  margin: 0;
  padding: .85rem 1.25rem;
  color: var(--muted);
  background: rgba(3, 7, 18, .56);
  border-top: 1px solid rgba(var(--apex-gold-rgb), .19);
  font-size: .64rem;
  backdrop-filter: none;
}

#hero.hero-tree-shell .ls-stat,
#hero.hero-tree-shell .ls-updated {
  display: inline-flex;
  align-items: baseline;
  gap: .38rem;
}

#hero.hero-tree-shell .ls-num {
  color: var(--text);
  font-size: .88rem;
}

#hero.hero-tree-shell .ls-num-honor {
  color: var(--honor-red);
}

#hero.hero-tree-shell .ls-num-apex {
  color: var(--apex-gold);
}

#hero.hero-tree-shell .hero-audit-btn {
  position: static;
  z-index: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  min-height: 2.75rem;
  padding: .6rem .75rem;
  color: var(--rank-4);
  background: var(--bg);
  border: 1px solid var(--rank-4-border);
  border-radius: .3rem;
  box-shadow: none;
  opacity: .72;
  animation: none;
  backdrop-filter: none;
  font-size: .66rem;
}

#hero.hero-tree-shell .hero-audit-btn:hover,
#hero.hero-tree-shell .hero-audit-btn:focus-visible {
  color: var(--rank-4);
  border-color: var(--rank-4-border);
  background: var(--bg);
  opacity: 1;
  transform: none;
}

#hero.hero-tree-shell .scroll-hint {
  z-index: 7;
  color: rgba(var(--apex-gold-rgb), .5);
}

#install-cli,
#push-for-review {
  scroll-margin-top: 6rem;
}

/* The retired hover-peek classes must not fade or blur the editorial hero.
   Legacy query aliases now enter the same tree explorer through JS. */
#hero.hero-tree-shell.hero-hud-mode .hero-content,
#hero.hero-tree-shell.hero-hud-mode .hero-pills,
#hero.hero-tree-shell.hero-graph-peek .hero-content,
#hero.hero-tree-shell.hero-graph-peek .hero-pills {
  opacity: 1;
  filter: none;
  pointer-events: auto;
  transform: none;
}

#hero.hero-tree-shell.hero-hud-mode .hero-title,
#hero.hero-tree-shell.hero-hud-mode .hero-sub,
#hero.hero-tree-shell.hero-hud-mode .hero-tree-actions,
#hero.hero-tree-shell.hero-hud-mode .ledger-strip,
#hero.hero-tree-shell.hero-hud-mode .scroll-hint,
#hero.hero-tree-shell.hero-hud-mode .hero-audit-btn,
#hero.hero-tree-shell.hero-graph-peek .hero-title,
#hero.hero-tree-shell.hero-graph-peek .hero-sub,
#hero.hero-tree-shell.hero-graph-peek .hero-tree-actions,
#hero.hero-tree-shell.hero-graph-peek .ledger-strip,
#hero.hero-tree-shell.hero-graph-peek .scroll-hint,
#hero.hero-tree-shell.hero-graph-peek .hero-audit-btn {
  opacity: 1 !important;
  filter: none;
  pointer-events: auto;
  transform: none;
}

#hero.hero-tree-shell.hero-hud-mode .hero-audit-btn,
#hero.hero-tree-shell.hero-graph-peek .hero-audit-btn {
  opacity: .72 !important;
}

/* One-canvas morph shell. JS owns the object-level camera, depth, and colour
   interpolation; these classes own page geometry, focusable chrome, and lock. */
body.hero-tree-explorer-open,
body.tree-explorer-open,
body:has(#hero.hero-tree-entering),
body:has(#hero.hero-tree-explorer),
body:has(#hero.hero-tree-exiting),
body:has(#hero.hero-graph-fullscreen) {
  overflow: hidden;
  overscroll-behavior: none;
}

#hero.hero-tree-entering,
#hero.hero-tree-explorer,
#hero.hero-tree-exiting,
#hero.hero-graph-fullscreen {
  position: fixed;
  z-index: 500;
  inset: 0;
  width: 100vw;
  height: 100dvh !important;
  min-height: 100dvh;
  max-height: none !important;
  padding: 0;
  overflow: clip !important;
  background: var(--bg);
  clip-path: inset(
    var(--hero-tree-shell-top, 0)
    var(--hero-tree-shell-right, 0)
    var(--hero-tree-shell-bottom, 0)
    var(--hero-tree-shell-left, 0)
    round var(--hero-tree-shell-radius, 0)
  );
  transition: clip-path var(--hero-tree-duration) var(--hero-tree-ease);
}

#hero.hero-tree-entering::after,
#hero.hero-tree-explorer::after,
#hero.hero-tree-exiting::after,
#hero.hero-graph-fullscreen::after,
#hero.hero-tree-entering .hero-tree-atmosphere,
#hero.hero-tree-explorer .hero-tree-atmosphere,
#hero.hero-tree-exiting .hero-tree-atmosphere,
#hero.hero-graph-fullscreen .hero-tree-atmosphere {
  opacity: 0;
}

#hero.hero-tree-entering .hero-tree-raster {
  opacity: .13;
}

#hero.hero-tree-explorer .hero-tree-raster,
#hero.hero-graph-fullscreen .hero-tree-raster {
  opacity: .085;
  filter: grayscale(.22) brightness(.7);
}

#hero.hero-tree-entering .hero-tree-raster img,
#hero.hero-tree-explorer .hero-tree-raster img,
#hero.hero-graph-fullscreen .hero-tree-raster img {
  filter: contrast(1.02) saturate(.72) brightness(.65);
  transform: translate3d(0, 0, 0) scale(.84);
}

#hero.hero-tree-exiting .hero-tree-raster {
  opacity: .76;
}

#hero.hero-tree-entering .hero-content,
#hero.hero-tree-entering .hero-pills,
#hero.hero-tree-entering .hero-audit-btn,
#hero.hero-tree-entering .scroll-hint,
#hero.hero-tree-explorer .hero-content,
#hero.hero-tree-explorer .hero-pills,
#hero.hero-tree-explorer .hero-audit-btn,
#hero.hero-tree-explorer .scroll-hint,
#hero.hero-tree-exiting .hero-content,
#hero.hero-tree-exiting .hero-pills,
#hero.hero-tree-exiting .hero-audit-btn,
#hero.hero-tree-exiting .scroll-hint,
#hero.hero-graph-fullscreen .hero-content,
#hero.hero-graph-fullscreen .hero-pills,
#hero.hero-graph-fullscreen .hero-audit-btn,
#hero.hero-graph-fullscreen .scroll-hint {
  visibility: hidden;
  opacity: 0 !important;
  pointer-events: none;
  transform: translateY(.65rem);
}

#hero.hero-tree-entering .hero-content,
#hero.hero-tree-explorer .hero-content,
#hero.hero-tree-exiting .hero-content,
#hero.hero-graph-fullscreen .hero-content {
  position: absolute;
  inset: 0;
  width: 100%;
  min-height: 0;
  padding: 0;
  overflow: hidden;
}

#hero.hero-tree-entering #canvas3d,
#hero.hero-tree-explorer #canvas3d,
#hero.hero-tree-exiting #canvas3d,
#hero.hero-graph-fullscreen #canvas3d {
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 1;
  background: none;
  filter: none;
  mix-blend-mode: normal;
  transform: none;
}

#hero.hero-tree-entering #canvas3d,
#hero.hero-tree-exiting #canvas3d {
  pointer-events: none;
  cursor: default;
}

#hero.hero-tree-explorer #canvas3d,
#hero.hero-graph-fullscreen #canvas3d {
  pointer-events: auto;
  cursor: grab;
}

#hero.hero-tree-explorer #canvas3d:active,
#hero.hero-graph-fullscreen #canvas3d:active {
  cursor: grabbing;
}

#hero.hero-tree-explorer .graph-fullscreen-chrome,
#hero.hero-tree-explorer .graph-fullscreen-status {
  display: block;
  pointer-events: auto;
}

#hero.hero-tree-explorer .graph-fullscreen-status {
  display: flex;
}

#hero.hero-tree-explorer .graph-neighbor-cards,
#hero.hero-tree-explorer .graph-legend,
#hero.hero-tree-explorer .graph-bottom-bar {
  display: flex !important;
  visibility: visible;
  opacity: 1;
}

#hero.hero-tree-explorer .graph-search-wrap,
#hero.hero-tree-explorer .graph-scatter-strip,
#hero.hero-tree-explorer .graph-redpill {
  display: block !important;
  visibility: visible;
  opacity: 1;
}

#hero.hero-tree-explorer [data-interactive-chrome],
#hero.hero-graph-fullscreen [data-interactive-chrome] {
  visibility: visible;
  pointer-events: auto;
}

/* The neighbor-card layer spans the whole viewport. Keep the layer itself
   transparent to hit-testing so it cannot cover the explorer toolbar; only
   the cards it contains are interactive. */
#hero.hero-tree-explorer .graph-neighbor-cards,
#hero.hero-graph-fullscreen .graph-neighbor-cards {
  pointer-events: none !important;
}

#hero.hero-tree-explorer .graph-neighbor-card,
#hero.hero-graph-fullscreen .graph-neighbor-card {
  pointer-events: auto;
}

#hero.hero-tree-entering [data-interactive-chrome],
#hero.hero-tree-exiting [data-interactive-chrome] {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

#hero.hero-tree-explorer .graph-fullscreen-chrome,
#hero.hero-graph-fullscreen .graph-fullscreen-chrome {
  top: 0;
}

#hero.hero-tree-explorer .graph-fullscreen-header,
#hero.hero-graph-fullscreen .graph-fullscreen-header {
  min-height: 3.75rem;
  padding: .6rem clamp(.75rem, 2vw, 1.5rem);
  background: linear-gradient(180deg, rgba(3, 7, 18, .94), transparent);
}

#hero.hero-tree-explorer .graph-action-btn,
#hero.hero-graph-fullscreen .graph-action-btn {
  min-width: 2.75rem;
  min-height: 2.75rem;
}

@media (min-width: 701px) and (max-height: 760px) {
  #hero.hero-tree-shell {
    padding-top: 5.75rem;
    padding-bottom: 4.25rem;
  }

  #hero.hero-tree-shell .hero-content {
    height: calc(100svh - 10rem);
    min-height: calc(100svh - 10rem);
  }

  #hero.hero-tree-shell .hero-tree-copy {
    transform: translateY(-.75rem);
  }

  #hero.hero-tree-shell .hero-tree-kicker {
    margin-bottom: .7rem;
  }

  #hero.hero-tree-shell h1.hero-title {
    font-size: clamp(3.7rem, 6.2vw, 4.9rem);
  }

  #hero.hero-tree-shell .hero-tree-oath {
    margin-top: .9rem;
    padding-block: .65rem;
  }

  #hero.hero-tree-shell .hero-sub {
    margin-top: .75rem;
    line-height: 1.5;
  }

  #hero.hero-tree-shell .hero-tree-actions {
    margin-top: .9rem;
  }

  #hero.hero-tree-shell .hero-tree-action {
    min-height: 3.25rem;
    padding-block: .58rem;
  }

  #hero.hero-tree-shell .hero-tree-action--primary {
    min-height: 5rem;
    padding-block: .6rem;
  }
}

@media (max-width: 1100px) and (min-width: 701px) {
  #hero.hero-tree-shell {
    padding-inline: 2rem;
  }

  #hero.hero-tree-shell .hero-content {
    grid-template-columns: minmax(19rem, .9fr) minmax(18rem, 1.1fr);
  }

  #hero.hero-tree-shell .hero-tree-copy {
    transform: translateY(-1rem);
  }

  #hero.hero-tree-shell h1.hero-title {
    font-size: clamp(3.7rem, 7vw, 5rem);
  }

  .hero-sakura-branch {
    top: .16em;
    left: calc(100% - .18em);
    width: clamp(4.25rem, 22vw, 6rem);
  }

  #hero.hero-tree-shell .hero-tree-oath {
    margin-top: 1.1rem;
  }

  #hero.hero-tree-shell .hero-sub {
    margin-top: .9rem;
  }

  #hero.hero-tree-shell .hero-tree-actions {
    gap: .55rem;
    margin-top: 1.1rem;
  }

  #hero.hero-tree-shell .hero-tree-action {
    min-height: 3.4rem;
  }

  #hero.hero-tree-shell .hero-tree-action--primary {
    width: 100%;
    min-height: 5.2rem;
  }
}

@media (max-width: 700px) {
  #hero.hero-tree-shell {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 100svh;
    padding: 5rem 1rem 2.5rem;
    overflow: clip;
    text-align: left;
  }

  #hero.hero-tree-shell::before {
    background: radial-gradient(circle at 50% 26%, rgba(var(--apex-gold-rgb), .12), transparent 34%);
  }

  #hero.hero-tree-shell::after {
    /* Full-bleed backdrop scrim. The crown breathes in the top third, the lower
       half darkens into a legibility bed for the headline, and the roots
       dissolve into the page at the very bottom. The tree stays present behind
       the whole fold rather than being boxed into a top band. */
    background: linear-gradient(
      180deg,
      rgba(3, 7, 18, .22) 0%,
      rgba(3, 7, 18, .04) 24%,
      rgba(3, 7, 18, .10) 40%,
      rgba(3, 7, 18, .55) 58%,
      rgba(3, 7, 18, .88) 78%,
      var(--bg) 97%
    );
  }

  #hero.hero-tree-shell .hero-tree-raster {
    /* Fill the hero as a backdrop instead of a top-band thumbnail. A radial
       vignette mask fades the scattered edge starfield into darkness so the
       periphery stops competing for attention and the crown stays the focus —
       depth-of-field, not a flat dim. */
    inset: 0;
    top: 0;
    height: 100%;
    min-height: 0;
    max-height: none;
    opacity: .68;
    -webkit-mask: radial-gradient(ellipse 80% 64% at 50% 32%, rgba(0, 0, 0, 1) 38%, rgba(0, 0, 0, 0) 90%);
    mask: radial-gradient(ellipse 80% 64% at 50% 32%, rgba(0, 0, 0, 1) 38%, rgba(0, 0, 0, 0) 90%);
  }

  #hero.hero-tree-shell .hero-tree-raster img {
    object-fit: contain;
    object-position: 50% 30%;
    /* Slight blur + reduced saturation calm the dense midfield tangle so it
       reads as atmosphere rather than a busy diagram. */
    filter:
      contrast(1.05)
      brightness(.8)
      drop-shadow(0 0 1.8rem rgba(var(--apex-gold-rgb), .18));
    transform: translate3d(
      var(--hero-tree-parallax-x, 0px),
      calc(-3% + var(--hero-tree-parallax-y, 0px)),
      0
    );
  }

  #hero.hero-tree-shell #canvas3d {
    inset: 0;
    top: 0;
    right: 0;
    left: 0;
    width: 100%;
    height: 100%;
    max-height: none;
    transform-origin: 50% 30%;
    -webkit-mask: radial-gradient(ellipse 80% 64% at 50% 32%, rgba(0, 0, 0, 1) 42%, rgba(0, 0, 0, 0) 92%);
    mask: radial-gradient(ellipse 80% 64% at 50% 32%, rgba(0, 0, 0, 1) 42%, rgba(0, 0, 0, 0) 92%);
  }

  /* The painted tree remains the mobile backdrop. Hide the live DAG projection
     in its resting pose so node dots do not compete with the hero copy; the
     selector releases as soon as the 3D explorer starts. */
  #hero.hero-tree-shell[data-tree-state="hero2d"] #canvas3d {
    opacity: 0;
  }

  /* Top utility strip: "Explore in 3D" on the right, the automated latest-report
     notification (hero-audit-btn) promoted to the left as its peer. */
  #hero.hero-tree-shell .hero-tree-utilities {
    top: 4.2rem;
    right: .75rem;
    left: auto;
    gap: .4rem;
  }

  #hero.hero-tree-shell .field-trigger {
    min-height: 2.75rem;
    padding-inline: .7rem;
    font-size: .61rem;
    letter-spacing: .07em;
  }

  #hero.hero-tree-shell .hero-content {
    /* Copy sits over the darkened lower bed of the full-bleed tree, rising out
       of its base. No top-band offset — the flex column already anchors it low. */
    position: relative;
    z-index: 4;
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    padding-top: 0;
  }

  .hero-tree-copy {
    position: relative;
    width: 100%;
    max-width: 34rem;
    margin: 0 auto;
  }

  .hero-tree-copy::before {
    /* Localized legibility bed. The gold crown stays vivid above; this soft dark
       pool sits behind the copy block ONLY, feathered on every edge so it reads
       as depth rather than a box. It gives the gold "Skill Tree" headline and the
       slate sub-copy a calm dark substrate exactly where the tree's bloom would
       otherwise punch through and wash them out. */
    content: "";
    position: absolute;
    z-index: -1;
    inset: -1.5rem -1.75rem -2.25rem;
    background: radial-gradient(
      ellipse 88% 82% at 42% 46%,
      rgba(3, 7, 18, .82) 0%,
      rgba(3, 7, 18, .72) 34%,
      rgba(3, 7, 18, .42) 62%,
      rgba(3, 7, 18, 0) 100%
    );
    pointer-events: none;
  }

  .hero-tree-kicker {
    margin-bottom: .85rem;
    font-size: .62rem;
  }

  #hero.hero-tree-shell h1.hero-title {
    max-width: 9ch;
    font-size: clamp(3.35rem, 17.5vw, 5.25rem);
    line-height: .81;
  }

  .hero-sakura-branch {
    top: .16em;
    left: calc(100% - .18em);
    width: clamp(4.25rem, 22vw, 6rem);
  }

  .hero-tree-oath {
    grid-template-columns: 1fr;
    gap: .35rem;
    margin-top: 1.25rem;
    padding: .7rem 0 .7rem .8rem;
  }

  .hero-tree-oath p {
    font-size: 1rem;
  }

  #hero.hero-tree-shell .hero-sub {
    margin-top: .95rem;
    font-size: .96rem;
  }

  .hero-tree-actions {
    grid-template-columns: 1fr;
    gap: .55rem;
    margin-top: 1.25rem;
  }

  .hero-tree-action,
  .hero-tree-action--primary {
    grid-column: auto;
    min-height: 3.5rem;
  }

  .hero-tree-action--primary {
    width: 100%;
    min-height: auto;
    padding: .9rem;
  }

  .hero-tree-install-copy {
    gap: .45rem .55rem;
  }

  #hero.hero-tree-shell .ledger-strip {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .65rem;
    width: 100%;
    margin-top: 1.4rem;
    padding: .85rem .4rem;
  }

  #hero.hero-tree-shell .ls-stat,
  #hero.hero-tree-shell .ls-updated {
    flex-direction: column;
    align-items: center;
    gap: .2rem;
    text-align: center;
  }

  #hero.hero-tree-shell .ls-updated {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: center;
  }

  #hero.hero-tree-shell .ls-sep {
    display: none;
  }

  #hero.hero-tree-shell .scroll-hint,
  .hero-tree-atmosphere {
    display: none;
  }

  #hero.hero-tree-entering,
  #hero.hero-tree-explorer,
  #hero.hero-tree-exiting,
  #hero.hero-graph-fullscreen {
    width: 100vw;
    height: 100svh !important;
    min-height: 100svh;
  }

  #hero.hero-tree-entering #canvas3d,
  #hero.hero-tree-explorer #canvas3d,
  #hero.hero-tree-exiting #canvas3d,
  #hero.hero-graph-fullscreen #canvas3d {
    inset: 0;
    width: 100%;
    height: 100%;
    max-height: none;
  }

  #hero.hero-tree-entering .hero-tree-raster,
  #hero.hero-tree-explorer .hero-tree-raster,
  #hero.hero-tree-exiting .hero-tree-raster,
  #hero.hero-graph-fullscreen .hero-tree-raster {
    inset: 0;
    width: 100%;
    height: 100%;
    min-height: 0;
    max-height: none;
  }

  /* Kill the mobile backdrop raster while the explorer is open, matching
     desktop. The mobile base rule sets opacity:.68 + a radial mask and sits
     later in the file, so it overrode the desktop explorer dim (opacity:.085)
     and the webp plate stuck behind the live canvas. Hide it fully here so the
     live 3D tree is the only layer once the explorer opens. `exiting` is
     excluded on purpose — it keeps the mobile base opacity so the plate fades
     back into the hero on close instead of popping. */
  #hero.hero-tree-entering .hero-tree-raster,
  #hero.hero-tree-explorer .hero-tree-raster,
  #hero.hero-graph-fullscreen .hero-tree-raster {
    opacity: 0;
    -webkit-mask: none;
    mask: none;
  }

  #hero.hero-tree-entering .hero-tree-raster img,
  #hero.hero-tree-explorer .hero-tree-raster img,
  #hero.hero-graph-fullscreen .hero-tree-raster img {
    transform: translate3d(0, 0, 0) scale(.84);
  }

  #hero.hero-tree-explorer .graph-collection-panel--responsive {
    position: absolute !important;
    top: auto !important;
    right: max(.75rem, env(safe-area-inset-right)) !important;
    bottom: calc(52px + max(.75rem, env(safe-area-inset-bottom))) !important;
    left: max(.75rem, env(safe-area-inset-left)) !important;
    z-index: 45;
    width: auto !important;
    max-width: 32rem;
    max-height: min(52svh, 28rem);
    margin-inline: auto;
    border-radius: .75rem;
    overscroll-behavior: contain;
  }

  #hero.hero-tree-explorer .graph-fullscreen-status,
  #hero.hero-graph-fullscreen .graph-fullscreen-status {
    top: 4.2rem !important;
    right: auto !important;
    left: max(.75rem, env(safe-area-inset-left)) !important;
    max-width: calc(100vw - 12rem);
  }

  #hero.hero-tree-explorer .graph-collection-panel--responsive.minimized {
    height: 3.25rem !important;
    max-height: 3.25rem !important;
    border-radius: .75rem !important;
  }

  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-header {
    min-height: 3.25rem;
    cursor: default !important;
  }

  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-copy-all,
  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-clear-all,
  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-minimize,
  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-share,
  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-remove {
    min-width: 2.75rem;
    min-height: 2.75rem;
  }

  #hero.hero-tree-explorer .graph-collection-panel--responsive .graph-collection-list {
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 360px) {
  #hero.hero-tree-shell {
    padding-inline: .75rem;
  }

  #hero.hero-tree-shell .field-trigger {
    padding-inline: .55rem;
    font-size: .57rem;
  }

  #hero.hero-tree-shell h1.hero-title {
    font-size: clamp(3rem, 17vw, 3.7rem);
  }

  .hero-tree-action {
    padding-inline: .75rem;
  }

  #hero.hero-tree-explorer .graph-dialog-actions,
  #hero.hero-graph-fullscreen .graph-dialog-actions {
    flex-wrap: nowrap !important;
    gap: .35rem !important;
  }

  #hero.hero-tree-explorer .graph-dialog-actions a[aria-label="Download GEXF"],
  #hero.hero-graph-fullscreen .graph-dialog-actions a[aria-label="Download GEXF"] {
    width: 2.75rem;
    min-width: 2.75rem;
    padding-inline: 0;
    overflow: hidden;
    font-size: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  #hero.hero-tree-shell,
  #hero.hero-tree-shell #canvas3d,
  #hero.hero-tree-shell .hero-content,
  #hero.hero-tree-shell .hero-pills,
  #hero.hero-tree-shell .hero-audit-btn,
  #hero.hero-tree-shell .hero-tree-atmosphere,
  #hero.hero-tree-shell .hero-tree-raster,
  #hero.hero-tree-shell .hero-tree-action {
    transition: none !important;
  }

  .hero-sakura-stem,
  .hero-sakura-bloom,
  .hero-sakura-bud {
    animation: none !important;
    opacity: .92;
    stroke-dashoffset: 0;
  }
}