:root {
  color-scheme: dark;

  --bg: #0a0c10;
  --bg-2: #111721;
  --text: #f3f6ff;
  --muted: #9aa8b7;

  --blue: #4db8ff;
  --green: #55e09a;
  --gray: #9ab4c6;

  --blue-soft: rgba(77, 184, 255, .28);
  --green-soft: rgba(85, 224, 154, .25);
  --gray-soft: rgba(154, 180, 198, .22);

  --ring: rgba(255,255,255,.14);
  --panel: rgba(255,255,255,.06);
  --panel-strong: rgba(255,255,255,.11);

  --orb-size: clamp(4.4rem, 9vw, 8.5rem);
  --child-size: clamp(3rem, 6vw, 5.2rem);
  --hit-size: 4.4rem;

  --orbit-top-duration: 240s;
  --orbit-child-duration: 90s;
  --preview-duration: 180ms;
  --select-duration: 260ms;
  --zoom-duration: 620ms;
  --fade-duration: 260ms;

  --ease-out: cubic-bezier(.2,.8,.2,1);
  --ease-snap: cubic-bezier(.18,.88,.24,1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  overflow-x: hidden;
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 28% 34%, rgba(77, 184, 255, .11), transparent 30rem),
    radial-gradient(circle at 74% 54%, rgba(154, 180, 198, .08), transparent 28rem),
    linear-gradient(180deg, #0a0c10 0%, #0c1118 60%, #0a0c10 100%);
  color: var(--text);
  font-family: ui-monospace, "SF Mono", "Cascadia Code", "Fira Mono", monospace;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .08;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.3) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.18) 1px, transparent 1px);
  background-size: 5px 5px;
  mask-image: radial-gradient(circle at center, #000 0%, transparent 68%);
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

button {
  color: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 50;
  transform: translateY(-140%);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  padding: .65rem .85rem;
  background: rgba(10,12,16,.9);
  color: var(--text);
  text-decoration: none;
  transition: transform var(--preview-duration) var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid rgba(255,255,255,.78);
  outline-offset: 3px;
}

.orbital-shell {
  min-height: 100dvh;
  overflow-x: hidden;
}

.orbital-stage {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  touch-action: manipulation;
}

.atmosphere {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.orbital-camera {
  --focus-x: 50%;
  --focus-y: 50%;
  --camera-scale: 1;
  position: absolute;
  inset: 0;
  z-index: 1;
  transform-origin: var(--focus-x) var(--focus-y);
  transform: translate3d(var(--camera-shift-x, 0), var(--camera-shift-y, 0), 0) scale(var(--camera-scale));
  transition:
    transform var(--zoom-duration) var(--ease-snap),
    opacity var(--fade-duration) var(--ease-out);
  will-change: transform;
}

.orbital-camera.is-open {
  --camera-scale: 1.18;
}

.top-cluster,
.child-orbit-layer {
  position: absolute;
  inset: 0;
}

.top-cluster {
  z-index: 2;
}

.child-orbit-layer {
  z-index: 3;
  pointer-events: none;
}

.orb-node,
.child-node {
  --node-color: #f3f6ff;
  --node-soft: rgba(255,255,255,.14);
  position: absolute;
  left: var(--x, 50%);
  top: var(--y, 50%);
  display: grid;
  place-items: center;
  min-width: var(--hit-size);
  min-height: var(--hit-size);
  border: 0;
  padding: 0;
  background: transparent;
  text-decoration: none;
  transform: translate(-50%, -50%);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.orb-node::before,
.child-node::before {
  content: "";
  display: block;
  width: var(--orb-size);
  aspect-ratio: 1;
  border-radius: 999px;
  background:
    radial-gradient(circle at 34% 28%, rgba(255,255,255,.78), transparent 18%),
    radial-gradient(circle at 50% 50%, var(--node-color), color-mix(in srgb, var(--node-color) 54%, #05070a));
  box-shadow:
    0 0 .9rem color-mix(in srgb, var(--node-color) 42%, transparent),
    0 0 3.8rem var(--node-soft),
    inset -.9rem -1.1rem 1.8rem rgba(0,0,0,.22);
  opacity: .92;
  transition:
    opacity var(--preview-duration) var(--ease-out),
    transform var(--preview-duration) var(--ease-out),
    box-shadow var(--preview-duration) var(--ease-out),
    filter var(--preview-duration) var(--ease-out);
}

.orb-node::after,
.child-node::after {
  content: "";
  position: absolute;
  width: calc(var(--orb-size) + .95rem);
  aspect-ratio: 1;
  border: 1px solid transparent;
  border-radius: 999px;
  opacity: 0;
  transform: scale(.92);
  transition:
    opacity var(--preview-duration) var(--ease-out),
    transform var(--preview-duration) var(--ease-out),
    border-color var(--preview-duration) var(--ease-out);
}

.orb-node__label,
.child-node__label {
  position: absolute;
  left: 50%;
  top: calc(50% + var(--orb-size) * .55);
  max-width: min(12rem, 34vw);
  transform: translate(-50%, .5rem);
  border-radius: 999px;
  padding: .42rem .62rem;
  background: rgba(10,12,16,.64);
  color: rgba(243,246,255,.92);
  font-size: clamp(.62rem, 1.5vw, .78rem);
  letter-spacing: 0;
  line-height: 1.1;
  text-align: center;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  text-shadow: 0 0 14px rgba(10,12,16,.85);
  transition:
    opacity var(--preview-duration) var(--ease-out),
    transform var(--preview-duration) var(--ease-out);
}

.child-node {
  --orb-size: var(--child-size);
  pointer-events: auto;
  opacity: 0;
  transform: translate(-50%, -50%) scale(.92);
  animation: childIn var(--fade-duration) var(--ease-out) forwards;
}

.child-node::before {
  opacity: .86;
}

.child-node__label {
  top: calc(50% + var(--child-size) * .55);
  opacity: .82;
  transform: translate(-50%, .2rem);
}

.child-node[data-kind="orbit"] .child-node__label::after {
  content: " /";
  color: var(--node-color);
}

.child-node.is-disabled {
  cursor: default;
}

.child-node.is-disabled::before {
  opacity: .46;
  filter: saturate(.55);
  box-shadow:
    0 0 .65rem color-mix(in srgb, var(--node-color) 22%, transparent),
    0 0 2.2rem color-mix(in srgb, var(--node-color) 14%, transparent),
    inset -.9rem -1.1rem 1.8rem rgba(0,0,0,.3);
}

.child-node.is-disabled .child-node__label {
  color: rgba(243,246,255,.56);
}

.child-node.is-disabled .child-node__label::after {
  content: " soon";
  color: rgba(243,246,255,.34);
}

.orb-node:hover::before,
.orb-node:focus-visible::before,
.orb-node.is-preview::before,
.orb-node.is-active::before,
.child-node:hover::before,
.child-node:focus-visible::before,
.child-node.is-preview::before,
.child-node.is-active::before {
  opacity: 1;
  transform: scale(1.055);
  filter: saturate(1.12);
  box-shadow:
    0 0 1.1rem color-mix(in srgb, var(--node-color) 64%, transparent),
    0 0 5.8rem color-mix(in srgb, var(--node-color) 36%, transparent),
    inset -.9rem -1.1rem 1.8rem rgba(0,0,0,.18);
}

.orb-node:hover::after,
.orb-node:focus-visible::after,
.orb-node.is-preview::after,
.orb-node.is-active::after,
.child-node:hover::after,
.child-node:focus-visible::after,
.child-node.is-preview::after,
.child-node.is-active::after {
  border-color: color-mix(in srgb, var(--node-color) 64%, rgba(255,255,255,.2));
  opacity: 1;
  transform: scale(1);
}

.orb-node:hover .orb-node__label,
.orb-node:focus-visible .orb-node__label,
.orb-node.is-preview .orb-node__label,
.orb-node.is-active .orb-node__label,
.child-node:hover .child-node__label,
.child-node:focus-visible .child-node__label,
.child-node.is-preview .child-node__label,
.child-node.is-active .child-node__label {
  opacity: 1;
  transform: translate(-50%, 0);
}

.orb-node:focus-visible,
.child-node:focus-visible,
.back-button:focus-visible,
.breadcrumbs button:focus-visible,
.fallback-links a:focus-visible,
.noscript-links a:focus-visible {
  outline: 2px solid rgba(255,255,255,.84);
  outline-offset: 6px;
}

.orb-node.is-dimmed,
.child-node.is-dimmed {
  opacity: .38;
}

.orb-node.is-selecting::before,
.child-node.is-selecting::before {
  animation: selectPulse var(--select-duration) var(--ease-snap);
}

.top-cluster.is-open .orb-node:not(.is-active) {
  opacity: .24;
}

.top-cluster.is-open .orb-node.is-active {
  opacity: .95;
}

.orbit-ring {
  position: absolute;
  left: var(--x, 50%);
  top: var(--y, 50%);
  width: var(--ring-size, 28rem);
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--ring-color, #fff) 36%, transparent);
  border-radius: 999px;
  opacity: .22;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.orbital-hud {
  position: absolute;
  left: max(1.1rem, env(safe-area-inset-left));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 5;
  display: grid;
  gap: .42rem;
  width: min(25rem, calc(100vw - 2.2rem));
  pointer-events: none;
}

.eyebrow {
  margin: 0;
  color: color-mix(in srgb, var(--muted) 76%, transparent);
  font-size: .72rem;
  letter-spacing: .16em;
  line-height: 1;
  text-transform: uppercase;
}

.orbital-hud h1 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.65rem, 5vw, 3.35rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: .96;
}

.orbital-hud p {
  margin: 0;
}

#status-copy {
  min-height: 1.4em;
  color: var(--muted);
  font-size: clamp(.82rem, 2vw, .96rem);
  line-height: 1.45;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .38rem;
  min-height: 2rem;
  padding-top: .2rem;
  pointer-events: auto;
}

.breadcrumbs:empty {
  display: none;
}

.breadcrumbs button {
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  padding: .46rem .62rem;
  background: rgba(255,255,255,.055);
  color: color-mix(in srgb, var(--text) 88%, transparent);
  cursor: pointer;
  transition:
    background var(--preview-duration) var(--ease-out),
    border-color var(--preview-duration) var(--ease-out);
}

.breadcrumbs button:hover {
  border-color: rgba(255,255,255,.28);
  background: rgba(255,255,255,.1);
}

.breadcrumbs span {
  color: rgba(255,255,255,.22);
}

.back-button {
  justify-self: start;
  min-height: 44px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  padding: .6rem .82rem;
  background: rgba(255,255,255,.065);
  color: var(--text);
  cursor: pointer;
  pointer-events: auto;
  transition:
    background var(--preview-duration) var(--ease-out),
    border-color var(--preview-duration) var(--ease-out),
    transform var(--preview-duration) var(--ease-out);
}

.back-button:hover {
  border-color: rgba(255,255,255,.32);
  background: rgba(255,255,255,.11);
  transform: translateY(-1px);
}

.fallback-links,
.noscript-links {
  position: relative;
  z-index: 4;
  padding: clamp(2rem, 7vw, 5rem) max(1rem, env(safe-area-inset-right)) clamp(3rem, 8vw, 5.5rem) max(1rem, env(safe-area-inset-left));
  background: linear-gradient(180deg, rgba(10,12,16,.2), #0a0c10 30%);
}

.fallback-links h2,
.noscript-links h2 {
  max-width: 62rem;
  margin: 0 auto 1rem;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  letter-spacing: 0;
}

#fallback-list,
.noscript-links ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: .6rem;
  max-width: 62rem;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.fallback-links a,
.noscript-links a {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: .5rem;
  padding: .75rem .85rem;
  background: rgba(255,255,255,.045);
  color: var(--text);
  text-decoration: none;
}

.fallback-links a:hover,
.noscript-links a:hover {
  border-color: rgba(255,255,255,.26);
  background: rgba(255,255,255,.08);
}

.fallback-links small {
  color: var(--muted);
}

.map-error .orbital-camera {
  opacity: .16;
}

.map-error .fallback-links {
  background: #0a0c10;
}

@keyframes selectPulse {
  0% {
    transform: scale(1);
  }
  52% {
    transform: scale(1.14);
  }
  100% {
    transform: scale(1.055);
  }
}

@keyframes childIn {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(.88);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@media (max-width: 720px) {
  :root {
    --orb-size: clamp(3.9rem, 16vw, 5.8rem);
    --child-size: clamp(2.7rem, 12vw, 4rem);
  }

  .orbital-camera.is-open {
    --camera-scale: 1.08;
  }

  .orbital-hud {
    width: min(28rem, calc(100vw - 2rem));
  }

  .child-node__label,
  .orb-node__label {
    max-width: min(9rem, 45vw);
    overflow-wrap: normal;
    white-space: nowrap;
    font-size: .66rem;
  }
}

@media (max-width: 480px) {
  .child-orbit-layer.is-dock {
    display: grid;
    align-content: end;
    justify-items: stretch;
    gap: .48rem;
    padding: 34dvh 1rem max(9rem, calc(8rem + env(safe-area-inset-bottom)));
    pointer-events: none;
  }

  .child-orbit-layer.is-dock .orbit-ring {
    display: none;
  }

  .child-orbit-layer.is-dock .child-node {
    position: relative;
    left: auto;
    top: auto;
    display: flex;
    min-height: 44px;
    justify-content: flex-start;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: .5rem;
    padding: .54rem .7rem;
    background: rgba(255,255,255,.065);
    transform: none;
    animation: none;
  }

  .child-orbit-layer.is-dock .child-node::before {
    width: 1.1rem;
    margin-right: .7rem;
  }

  .child-orbit-layer.is-dock .child-node::after {
    display: none;
  }

  .child-orbit-layer.is-dock .child-node__label {
    position: static;
    max-width: calc(100vw - 5rem);
    transform: none;
    opacity: 1;
    padding: 0;
    background: transparent;
    text-align: left;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .orbital-camera {
    transition: none;
  }

  .orbital-camera.is-open {
    --camera-scale: 1;
    --camera-shift-x: 0;
    --camera-shift-y: 0;
  }
}