:root {
  color-scheme: dark;
  --bg: #030409;
  --bg-soft: #070b16;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.1);
  --text: #eef6ff;
  --muted: #9fb0c7;
  --line: rgba(255, 255, 255, 0.14);
  --cyan: #66f7ff;
  --violet: #9b7bff;
  --lime: #b6ff6c;
  --danger: #ff6b8b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 10%, rgba(102, 247, 255, 0.16), transparent 30rem),
    radial-gradient(circle at 85% 0%, rgba(155, 123, 255, 0.2), transparent 34rem),
    linear-gradient(180deg, #030409 0%, #050816 48%, #030409 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent 78%);
}

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

a:hover,
a:focus-visible {
  color: var(--cyan);
}

img,
svg {
  max-width: 100%;
  height: auto;
}

button,
input,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -100%;
  z-index: 1000;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--cyan);
  color: #001016;
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(3, 4, 9, 0.78);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  font-size: 1.1rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(102, 247, 255, 0.42);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(102, 247, 255, 0.18), rgba(155, 123, 255, 0.18)),
    rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 28px rgba(102, 247, 255, 0.18);
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.language-menu {
  position: relative;
}

.language-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 52px;
  min-width: 168px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04)),
    rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 0.85rem 1rem;
  font-family: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
}

.language-button:hover,
.language-button:focus-visible {
  border-color: rgba(102, 247, 255, 0.48);
  color: var(--cyan);
}

.language-list {
  position: absolute;
  inset-inline-start: 0;
  top: calc(100% + 0.65rem);
  z-index: 200;
  display: none;
  min-width: 232px;
  padding: 0.55rem;
  border: 1px solid rgba(102, 247, 255, 0.24);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045)),
    rgba(3, 4, 9, 0.96);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.language-list.is-open {
  display: grid;
  gap: 0.25rem;
}

.language-list [role="option"] {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: var(--text);
  padding: 0.75rem 0.85rem;
  text-align: start;
  font-family: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
}

.language-list [role="option"]:hover,
.language-list [role="option"]:focus-visible,
.language-list [role="option"][aria-selected="true"] {
  border-color: rgba(102, 247, 255, 0.32);
  background: rgba(102, 247, 255, 0.1);
  color: var(--cyan);
}

.nav-links a {
  padding: 0.65rem 0.25rem;
}

.nav-links a.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-width: max-content;
  min-height: 56px;
  padding: 1rem 1.6rem;
  border: 1px solid rgba(102, 247, 255, 0.45);
  border-radius: 999px;
  background: rgba(102, 247, 255, 0.1);
  color: var(--text);
  font-family: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.section {
  padding: clamp(4rem, 8vw, 8rem) 0;
  position: relative;
}

.section-tight {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.02;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

h1 {
  max-width: 12ch;
  font-size: clamp(3.4rem, 10vw, 8.8rem);
}

h2 {
  max-width: 15ch;
  font-size: clamp(2.2rem, 5.4vw, 4.8rem);
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  letter-spacing: -0.035em;
}

.lede {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.gradient-text {
  background: linear-gradient(90deg, var(--text), var(--cyan) 48%, var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.hero-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 58px;
  padding: 1.05rem 1.65rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
  white-space: nowrap;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #02040a;
  box-shadow: 0 16px 44px rgba(102, 247, 255, 0.22);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.hero-panel {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: calc(var(--radius) + 10px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 260px;
  background: radial-gradient(circle, rgba(102, 247, 255, 0.32), transparent 62%);
  filter: blur(8px);
}

.panel-inner {
  position: relative;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.terminal-card {
  border: 1px solid rgba(102, 247, 255, 0.2);
  border-radius: 20px;
  background: rgba(1, 5, 12, 0.72);
  overflow: hidden;
}

.terminal-top {
  display: flex;
  gap: 0.45rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.dot {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.dot:nth-child(1) { background: var(--danger); }
.dot:nth-child(2) { background: var(--lime); }
.dot:nth-child(3) { background: var(--cyan); }

.terminal-body {
  padding: 1.2rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: #c8fbff;
  font-size: 0.92rem;
}

.terminal-body p {
  margin: 0 0 0.75rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 1rem;
}

.metric {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.metric strong {
  display: block;
  font-size: 1.1rem;
}

.metric span {
  color: var(--muted);
  font-size: 0.85rem;
}

.section-head {
  display: grid;
  gap: 1rem;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  position: relative;
  min-height: 100%;
  padding: clamp(1.25rem, 2.6vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.22);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(102, 247, 255, 0.14), transparent 34%, rgba(155, 123, 255, 0.12));
  opacity: 0;
  transition: opacity 180ms ease;
}

.card:hover::after,
.card:focus-within::after {
  opacity: 1;
}

.card p {
  color: var(--muted);
}

.card ul {
  margin: 1rem 0 0;
  padding-inline-start: 1.1rem;
  color: var(--muted);
}

.kicker {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.check-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  background: rgba(102, 247, 255, 0.14);
  color: var(--cyan);
  font-weight: 900;
}

.process {
  counter-reset: step;
}

.process .card {
  counter-increment: step;
}

.process .card::before {
  content: "0" counter(step);
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.band {
  border-block: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.035);
}

.marquee {
  display: flex;
  gap: 2rem;
  overflow: hidden;
  white-space: nowrap;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
}

.marquee span {
  display: inline-flex;
  align-items: center;
  gap: 2rem;
  animation: marquee 30s linear infinite;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.form {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

label {
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  padding: 0.9rem 1rem;
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.hint {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.holo-stage {
  display: grid;
  place-items: center;
  min-height: 260px;
  margin-bottom: 1.25rem;
  perspective: 900px;
}

.holo-core {
  position: relative;
  width: 190px;
  height: 190px;
  transform-style: preserve-3d;
  animation: core-float 7s ease-in-out infinite;
}

.holo-core::before {
  content: "";
  position: absolute;
  inset: 42px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.95), rgba(102, 247, 255, 0.75) 28%, rgba(155, 123, 255, 0.42) 58%, rgba(3, 4, 9, 0.1) 76%);
  box-shadow:
    0 0 28px rgba(102, 247, 255, 0.55),
    0 0 90px rgba(155, 123, 255, 0.32);
  transform: translateZ(34px);
}

.holo-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(102, 247, 255, 0.55);
  border-radius: 999px;
  box-shadow: 0 0 24px rgba(102, 247, 255, 0.22), inset 0 0 24px rgba(155, 123, 255, 0.16);
  transform-style: preserve-3d;
}

.ring-one {
  animation: ring-spin-x 9s linear infinite;
}

.ring-two {
  inset: 18px;
  border-color: rgba(155, 123, 255, 0.55);
  animation: ring-spin-y 12s linear infinite reverse;
}

.ring-three {
  inset: 36px;
  border-style: dashed;
  border-color: rgba(182, 255, 108, 0.42);
  animation: ring-spin-z 15s linear infinite;
}

.holo-cube {
  position: absolute;
  inset: 72px;
  transform-style: preserve-3d;
  animation: cube-spin 10s linear infinite;
}

.holo-cube::before,
.holo-cube::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(238, 246, 255, 0.72);
  background: linear-gradient(135deg, rgba(102, 247, 255, 0.22), rgba(155, 123, 255, 0.12));
  box-shadow: 0 0 22px rgba(102, 247, 255, 0.28);
}

.holo-cube::before {
  transform: rotateY(90deg) translateZ(23px);
}

.holo-cube::after {
  transform: rotateX(90deg) translateZ(23px);
}

@keyframes core-float {
  0%, 100% { transform: translateY(0) rotateX(58deg) rotateZ(-8deg); }
  50% { transform: translateY(-12px) rotateX(62deg) rotateZ(8deg); }
}

@keyframes ring-spin-x {
  from { transform: rotateX(72deg) rotateZ(0deg); }
  to { transform: rotateX(72deg) rotateZ(360deg); }
}

@keyframes ring-spin-y {
  from { transform: rotateY(68deg) rotateZ(0deg); }
  to { transform: rotateY(68deg) rotateZ(360deg); }
}

@keyframes ring-spin-z {
  from { transform: rotateX(58deg) rotateY(18deg) rotateZ(0deg); }
  to { transform: rotateX(58deg) rotateY(18deg) rotateZ(360deg); }
}

@keyframes cube-spin {
  from { transform: translateZ(46px) rotateX(0deg) rotateY(0deg); }
  to { transform: translateZ(46px) rotateX(360deg) rotateY(360deg); }
}

.visual-card {
  overflow: hidden;
}

.graph-stage {
  display: grid;
  place-items: center;
  min-height: 360px;
  perspective: 1000px;
}

.graph-scene {
  position: relative;
  width: min(100%, 340px);
  aspect-ratio: 1;
  transform-style: preserve-3d;
  animation: graph-scene-float 8s ease-in-out infinite;
}

.graph-scene::before {
  content: "";
  position: absolute;
  inset: 28%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(102, 247, 255, 0.42), rgba(155, 123, 255, 0.14) 52%, transparent 72%);
  filter: blur(2px);
  transform: translateZ(28px);
}

.graph-ring {
  position: absolute;
  border-radius: 999px;
  transform-style: preserve-3d;
  box-shadow: 0 0 26px rgba(102, 247, 255, 0.16), inset 0 0 26px rgba(155, 123, 255, 0.12);
}

.graph-ring-one {
  inset: 0;
  border: 1px solid rgba(102, 247, 255, 0.45);
  animation: graph-ring-spin 18s linear infinite;
}

.graph-ring-two {
  inset: 44px;
  border: 1px dashed rgba(155, 123, 255, 0.52);
  animation: graph-ring-spin 13s linear infinite reverse;
}

.graph-ring-three {
  inset: 88px;
  border: 1px solid rgba(182, 255, 108, 0.34);
  animation: graph-ring-spin 9s linear infinite;
}

.graph-node {
  position: absolute;
  width: 13px;
  height: 13px;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan), 0 0 42px rgba(102, 247, 255, 0.42);
  animation: node-pulse 2.8s ease-in-out infinite;
}

.node-one { top: 16%; left: 50%; animation-delay: 0s; }
.node-two { top: 50%; right: 14%; background: var(--violet); box-shadow: 0 0 18px var(--violet); animation-delay: 0.5s; }
.node-three { bottom: 18%; left: 48%; background: var(--lime); box-shadow: 0 0 18px var(--lime); animation-delay: 1s; }
.node-four { top: 48%; left: 14%; background: #ffffff; box-shadow: 0 0 18px rgba(255,255,255,0.8); animation-delay: 1.5s; }

.graph-bar {
  position: absolute;
  left: calc(50% - 9px);
  bottom: 50%;
  width: 18px;
  height: var(--h, 90px);
  border-radius: 10px 10px 3px 3px;
  background: linear-gradient(180deg, rgba(238, 246, 255, 0.92), rgba(102, 247, 255, 0.62) 42%, rgba(155, 123, 255, 0.28));
  box-shadow: 0 0 18px rgba(102, 247, 255, 0.32);
  transform-origin: bottom center;
  transform: rotate(var(--r, 0deg)) translateY(-78px) rotateX(-62deg);
  animation: bar-glow 3.4s ease-in-out infinite;
}

.bar-two,
.bar-six { animation-delay: 0.4s; }
.bar-three,
.bar-seven { animation-delay: 0.8s; }
.bar-four,
.bar-eight { animation-delay: 1.2s; }

@keyframes graph-scene-float {
  0%, 100% { transform: rotateX(58deg) rotateZ(-10deg) translateY(0); }
  50% { transform: rotateX(62deg) rotateZ(10deg) translateY(-12px); }
}

@keyframes graph-ring-spin {
  from { transform: rotateX(66deg) rotateZ(0deg); }
  to { transform: rotateX(66deg) rotateZ(360deg); }
}

@keyframes node-pulse {
  0%, 100% { transform: scale(1); opacity: 0.82; }
  50% { transform: scale(1.45); opacity: 1; }
}

@keyframes bar-glow {
  0%, 100% { filter: brightness(0.92); }
  50% { filter: brightness(1.35); }
}

@media (max-width: 900px) {
  .hero-grid,
  .split,
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 10ch;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .language-menu,
  .language-button {
    width: 100%;
  }

  .language-list {
    position: static;
    width: 100%;
    margin-top: 0.55rem;
  }

  .nav-links {
    position: absolute;
    inset: 76px 1rem auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: rgba(3, 4, 9, 0.96);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 0.85rem;
  }

  .nav-cta {
    width: 100%;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}