:root {
  --bg: #030711;
  --panel: rgba(18, 24, 36, 0.76);
  --panel-strong: rgba(30, 36, 48, 0.82);
  --line: rgba(188, 211, 255, 0.25);
  --text: #f5f7fb;
  --muted: #aeb8c8;
  --cyan: #68d7ff;
  --pink: #ff70d2;
  --gold: #ffe188;
  --green: #72f1a6;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --hub-size: min(70svw, 64svh, 38rem);
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --spin: 0deg;
  --counter-spin: 0deg;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  min-height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-overflow-scrolling: auto;
}

body {
  position: fixed;
  inset: 0;
  margin: 0;
  width: 100%;
  overflow: hidden;
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background:
    radial-gradient(circle at 50% 42%, rgba(77, 190, 255, 0.14), transparent 27rem),
    radial-gradient(circle at 38% 62%, rgba(255, 87, 213, 0.09), transparent 22rem),
    var(--bg);
  height: var(--app-height, 100svh);
  min-height: var(--app-height, 100svh);
  touch-action: none;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
}

body.hub-ready .shell {
  animation: hubReveal 760ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
  font: inherit;
}

#neural-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  background: #02050d;
}

.launch-flash {
  position: fixed;
  inset: 0;
  z-index: 8;
  pointer-events: none;
  opacity: 0;
  background:
    radial-gradient(circle at var(--launch-x, 50%) var(--launch-y, 50%), rgba(255, 255, 255, 0.9) 0 0.2rem, rgba(104, 215, 255, 0.34) 0.4rem, transparent 9rem),
    radial-gradient(circle at var(--launch-x, 50%) var(--launch-y, 50%), rgba(255, 225, 136, 0.28), transparent 16rem);
}

.launch-flash.is-active {
  animation: launchFlash 560ms ease-out both;
}

.shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: clamp(0.45rem, 1.2svh, 1rem);
  width: min(68rem, calc(100% - clamp(1rem, 3vw, 2rem)));
  height: var(--app-height, 100svh);
  min-height: 0;
  margin: 0 auto;
  padding: clamp(0.45rem, 1.35svh, 1rem) 0;
  overflow: hidden;
}

.topbar,
.statusbar {
  border: 1px solid rgba(210, 224, 255, 0.22);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04)),
    var(--panel);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(18px);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: clamp(3rem, 7svh, 3.6rem);
  padding: clamp(0.42rem, 1.2svh, 0.65rem) 0.85rem clamp(0.42rem, 1.2svh, 0.65rem) 1.05rem;
  border-radius: 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 13.5rem;
  font-size: clamp(1rem, 2vw, 1.22rem);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 1px 12px rgba(255, 255, 255, 0.28);
}

.brand-mark {
  position: relative;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 34%, var(--green) 0 0.18rem, transparent 0.19rem),
    radial-gradient(circle at 67% 32%, var(--pink) 0 0.16rem, transparent 0.17rem),
    radial-gradient(circle at 52% 63%, var(--cyan) 0 0.19rem, transparent 0.2rem),
    radial-gradient(circle at 46% 45%, rgba(255, 255, 255, 0.42), transparent 0.18rem),
    conic-gradient(from 80deg, var(--cyan), #8075ff, var(--pink), var(--green), var(--cyan));
  box-shadow: 0 0 18px rgba(123, 210, 255, 0.8);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0.28rem;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 45% 55% 50% 48%;
  transform: rotate(26deg);
}

.brand-mark::after {
  transform: rotate(-34deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 2.1rem;
  padding: 0 0.66rem;
  border-radius: 6px;
  color: rgba(245, 247, 251, 0.84);
  font-size: 0.9rem;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.9);
  transition:
    background 180ms ease,
    color 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(255, 255, 255, 0.09);
  color: #fff;
  outline: none;
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  right: 0.65rem;
  bottom: -0.69rem;
  left: 0.65rem;
  height: 0.12rem;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  box-shadow: 0 0 12px var(--cyan);
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 0;
  overflow: hidden;
  text-align: center;
  perspective: 76rem;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: rgba(178, 229, 255, 0.86);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: #e9edf4;
  font-size: clamp(1.85rem, 3.2vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: 0;
  text-shadow:
    0 2px 0 rgba(0, 0, 0, 0.8),
    0 0 26px rgba(204, 223, 255, 0.33);
}

.hero-copy {
  width: min(34rem, 100%);
  margin: clamp(0.35rem, 1svh, 0.8rem) 0 clamp(0.35rem, 1.1svh, 1rem);
  color: rgba(227, 235, 250, 0.72);
  font-size: 0.98rem;
  line-height: 1.65;
}

.hub-stage {
  position: relative;
  width: var(--hub-size);
  aspect-ratio: 1;
  margin: 0 auto;
  perspective: 70rem;
  transform-style: preserve-3d;
  touch-action: none;
  user-select: none;
}

.orbital-hub {
  position: absolute;
  inset: 0;
  filter: drop-shadow(0 0 32px rgba(85, 213, 255, 0.18));
  transform:
    rotateX(var(--tilt-x))
    rotateY(var(--tilt-y))
    rotateZ(var(--spin));
  transform-style: preserve-3d;
  transition: none;
  will-change: transform;
}

.glow-ring,
.connection-lines,
#service-nodes,
.depth-glow,
.center-node {
  position: absolute;
  inset: 0;
}

.depth-glow {
  inset: 11%;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.12), transparent 46%),
    conic-gradient(from 80deg, rgba(104, 215, 255, 0.2), rgba(255, 112, 210, 0.16), rgba(255, 225, 136, 0.18), rgba(104, 215, 255, 0.2));
  filter: blur(0.7rem);
  opacity: 0.62;
  transform: translateZ(-4rem) scale(1.08);
}

.glow-ring {
  border: 2px solid transparent;
  border-radius: 50%;
  pointer-events: none;
}

.ring-one {
  inset: 5.5%;
  border-color: rgba(176, 225, 255, 0.34);
  box-shadow:
    0 0 28px rgba(72, 205, 255, 0.28),
    inset 0 0 34px rgba(104, 215, 255, 0.16);
  animation: drift 24s linear infinite;
  transform: translateZ(1.8rem);
}

.ring-two {
  inset: 8%;
  border-color: rgba(255, 225, 136, 0.3);
  box-shadow:
    0 0 30px rgba(255, 225, 136, 0.25),
    inset 0 0 20px rgba(255, 225, 136, 0.12);
  transform: rotate(42deg) scaleX(0.84) translateZ(-1.5rem);
  animation: driftReverse 30s linear infinite;
}

.ring-three {
  inset: 15%;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.14);
  transform: rotate(-24deg) scaleY(0.82) translateZ(3rem);
  animation: breathe 4s ease-in-out infinite;
}

.connection-lines {
  width: 100%;
  height: 100%;
  opacity: 0.82;
  transform: translateZ(-0.6rem);
}

.connection-lines line {
  stroke: rgba(222, 239, 255, 0.62);
  stroke-width: 1.25;
  stroke-dasharray: 5 8;
  filter: drop-shadow(0 0 6px rgba(178, 224, 255, 0.72));
}

.center-node {
  top: 50%;
  left: 50%;
  inset: auto;
  display: grid;
  place-items: center;
  width: 5.2rem;
  height: 5.2rem;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 28%, rgba(255, 255, 255, 0.74), transparent 0.95rem),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.2), transparent 2.1rem),
    linear-gradient(140deg, rgba(104, 215, 255, 0.78), rgba(255, 225, 136, 0.78));
  box-shadow:
    0 0 42px rgba(235, 246, 255, 0.72),
    0 0 80px rgba(104, 215, 255, 0.26),
    inset 0 0 22px rgba(255, 255, 255, 0.26);
  transform: translate(-50%, -50%) translateZ(5.5rem);
}

.center-node span {
  font-size: 1.22rem;
  font-weight: 900;
}

.center-node small {
  margin-top: -1.4rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.68rem;
  font-weight: 700;
}

.service-node {
  --node-color: var(--cyan);
  position: absolute;
  left: calc(var(--x) * 1%);
  top: calc(var(--y) * 1%);
  display: grid;
  justify-items: center;
  gap: 0.32rem;
  width: 4.45rem;
  transform: translate(-50%, -50%) translateZ(var(--depth, 0rem));
  transform-style: preserve-3d;
  transition:
    transform 190ms ease,
    filter 190ms ease;
}

.service-visual {
  display: grid;
  justify-items: center;
  gap: 0.32rem;
  transform: rotateZ(var(--counter-spin));
  transform-style: preserve-3d;
  transition: none;
}

.service-node:hover,
.service-node:focus-visible {
  z-index: 5;
  outline: none;
  transform: translate(-50%, -50%) translateZ(calc(var(--depth, 0rem) + 1.3rem)) scale(1.08);
  filter: brightness(1.16);
}

.service-node.is-launching {
  z-index: 9;
  animation: nodeLaunch 520ms ease-out both;
}

.service-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(2.35rem, 5vw, 3.15rem);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 28%, rgba(255, 255, 255, 0.88), transparent 0.46rem),
    radial-gradient(circle, color-mix(in srgb, var(--node-color), white 20%), rgba(14, 18, 31, 0.94) 62%);
  box-shadow:
    0 0 0 0.36rem color-mix(in srgb, var(--node-color), transparent 88%),
    0 0 30px color-mix(in srgb, var(--node-color), transparent 26%),
    0 0 64px color-mix(in srgb, var(--node-color), transparent 72%),
    inset 0 -0.42rem 0.8rem rgba(0, 0, 0, 0.32);
  color: #fff;
}

.service-icon::after {
  content: "";
  position: absolute;
  inset: -0.42rem;
  border: 1px solid color-mix(in srgb, var(--node-color), transparent 58%);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.74);
  transition:
    opacity 190ms ease,
    transform 190ms ease;
}

.service-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.26rem;
  height: 0.26rem;
  border-radius: 50%;
  background: #fff;
  box-shadow:
    1.95rem -0.1rem 0 -0.01rem color-mix(in srgb, var(--node-color), white 30%),
    -1.65rem 0.72rem 0 -0.03rem rgba(255, 255, 255, 0.9),
    0.52rem 1.85rem 0 -0.02rem color-mix(in srgb, var(--node-color), white 46%);
  opacity: 0.76;
  transform: translate(-50%, -50%);
  animation: satelliteDrift 10s linear infinite;
  pointer-events: none;
}

.service-node:hover .service-icon::after,
.service-node:focus-visible .service-icon::after {
  opacity: 1;
  transform: scale(1);
}

.service-icon img {
  display: block;
  width: 62%;
  height: 62%;
  object-fit: contain;
  filter:
    drop-shadow(0 0 0.2rem rgba(255, 255, 255, 0.7))
    drop-shadow(0 0 0.55rem color-mix(in srgb, var(--node-color), transparent 18%));
}

.service-label {
  max-width: 4.6rem;
  color: #f7f9ff;
  font-size: clamp(0.58rem, 1.45vw, 0.75rem);
  font-weight: 700;
  line-height: 1.1;
  text-align: center;
  text-shadow:
    0 1px 4px #000,
    0 0 12px rgba(255, 255, 255, 0.52);
}

.statusbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: clamp(2.8rem, 6.8svh, 3.45rem);
  padding: clamp(0.38rem, 1svh, 0.55rem) 1.3rem;
  border-radius: 8px;
  color: rgba(245, 247, 251, 0.82);
}

.status-item,
.status-user {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  font-size: 0.88rem;
}

.status-item strong {
  color: #fff;
}

.status-item.middle {
  justify-self: center;
  color: rgba(245, 247, 251, 0.66);
}

.pulse-dot {
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 14px var(--green);
}

.clock {
  width: 0.78rem;
  height: 0.78rem;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 50%;
}

.status-user {
  justify-self: end;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.avatar {
  width: 1.42rem;
  height: 1.42rem;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 38%, #ffd1ac 0 0.28rem, transparent 0.29rem),
    radial-gradient(circle at 50% 100%, #9fb5d7 0 0.56rem, transparent 0.57rem),
    linear-gradient(135deg, #7c8ca6, #2b3447);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.status-icon {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.1rem;
}

.gesture-hint {
  display: none;
  margin-top: 0.55rem;
  color: rgba(227, 235, 250, 0.6);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.8);
}

@keyframes drift {
  to {
    transform: rotate(360deg) translateZ(1.8rem);
  }
}

@keyframes driftReverse {
  to {
    transform: rotate(-318deg) scaleX(0.84) translateZ(-1.5rem);
  }
}

@keyframes breathe {
  50% {
    opacity: 0.58;
    transform: rotate(-18deg) scaleY(0.9) translateZ(3rem);
  }
}

@keyframes gateOpen {
  0% {
    opacity: 1;
    clip-path: circle(150% at 50% 50%);
  }

  58% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    clip-path: circle(0% at 50% 50%);
    visibility: hidden;
  }
}

@keyframes hubReveal {
  0% {
    opacity: 0;
    filter: blur(1.1rem) brightness(1.5);
    transform: scale(1.04);
  }

  100% {
    opacity: 1;
    filter: blur(0) brightness(1);
    transform: scale(1);
  }
}

@keyframes launchFlash {
  0% {
    opacity: 0;
    transform: scale(0.92);
  }

  28% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    transform: scale(1.12);
  }
}

@keyframes nodeLaunch {
  0% {
    filter: brightness(1);
  }

  42% {
    filter: brightness(1.8);
    transform: translate(-50%, -50%) translateZ(calc(var(--depth, 0rem) + 2rem)) scale(1.22);
  }

  100% {
    filter: brightness(1.08);
  }
}

@keyframes satelliteDrift {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@media (pointer: coarse) {
  .gesture-hint {
    display: block;
  }
}

@media (orientation: portrait) {
  .hero {
    justify-content: center;
  }
}

@media (orientation: landscape) and (max-height: 620px) {
  .shell {
    width: min(78rem, calc(100% - 1.2rem));
    grid-template-rows: auto minmax(0, 1fr) auto;
  }

  .hero {
    display: grid;
    grid-template-columns: minmax(13rem, 0.72fr) minmax(18rem, 1fr);
    grid-template-rows: auto auto auto;
    align-items: center;
    justify-items: center;
    column-gap: clamp(0.7rem, 3vw, 2rem);
    text-align: left;
  }

  .hero .eyebrow,
  .hero h1,
  .hero-copy,
  .gesture-hint {
    justify-self: start;
  }

  .hub-stage {
    grid-row: 1 / span 3;
    grid-column: 2;
  }
}

@media (max-height: 620px) {
  h1 {
    font-size: clamp(1.35rem, 4.2svh, 2rem);
  }

  .hero-copy {
    display: none;
  }

  .gesture-hint {
    margin-top: 0.25rem;
  }

  .service-icon {
    width: clamp(2.1rem, 8svh, 2.7rem);
  }

  .service-label {
    font-size: clamp(0.5rem, 1.8svh, 0.68rem);
  }
}

@media (max-width: 760px) {
  body {
    overflow: hidden;
  }

  .shell {
    width: min(100% - 1rem, 40rem);
    height: var(--app-height, 100svh);
    gap: 0.55rem;
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.38rem;
  }

  .brand {
    justify-content: center;
    min-width: 0;
  }

  .nav-links {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .nav-links a {
    justify-content: center;
    min-height: 2rem;
    padding: 0 0.24rem;
    font-size: clamp(0.66rem, 2.5vw, 0.76rem);
  }

  .nav-links a.active::after {
    bottom: -0.24rem;
  }

  .hero {
    justify-content: center;
    padding-top: 0;
  }

  .hero-copy {
    margin-bottom: 0.45rem;
    font-size: 0.86rem;
  }

  .hub-stage {
    width: var(--hub-size);
  }

  .service-node {
    width: 3.7rem;
  }

  .statusbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.25rem;
    padding: 0.45rem 0.55rem;
  }

  .status-item,
  .status-item.middle,
  .status-user {
    justify-self: center;
    font-size: clamp(0.66rem, 2.5vw, 0.78rem);
  }
}

@media (max-width: 430px) {
  h1 {
    font-size: 1.65rem;
  }

  .eyebrow,
  .hero-copy {
    display: none;
  }

  .hub-stage {
    width: var(--hub-size);
  }

  .service-node {
    width: 3.2rem;
  }

  .service-label {
    font-size: 0.52rem;
  }
}

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