:root {
  --bg: #070a0d;
  --bg-band: #0c1116;
  --panel: #101720;
  --panel-soft: #0d141b;
  --line: rgba(226, 232, 240, 0.14);
  --line-strong: rgba(226, 232, 240, 0.24);
  --text: #eef4f8;
  --text-dim: #aab7c2;
  --text-faint: #74808b;
  --cyan: #39d5e8;
  --green: #47d68c;
  --gold: #f0c15b;
  --coral: #ff7d66;
  --shadow: 0 22px 72px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    linear-gradient(rgba(255, 255, 255, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(180deg, #071014 0%, #070a0d 42%, #050709 100%);
  background-size: 72px 72px, 72px 72px, auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(110deg, rgba(57, 213, 232, 0.08), transparent 34%, rgba(71, 214, 140, 0.06));
  mask-image: linear-gradient(to bottom, black 0%, transparent 76%);
}

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

p {
  margin: 0;
  color: var(--text-dim);
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.02;
}

h1 {
  max-width: 780px;
  font-size: 5.6rem;
}

h2 {
  font-size: 3.35rem;
}

h3 {
  font-size: 1.08rem;
  line-height: 1.2;
}

pre,
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

::selection {
  color: #051012;
  background: var(--cyan);
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius);
}

.shell {
  width: min(var(--shell), calc(100% - 48px));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.skip-link {
  position: fixed;
  z-index: 999;
  left: 16px;
  top: 16px;
  transform: translateY(-140%);
  background: var(--cyan);
  color: #061018;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.ambient {
  display: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(7, 10, 13, 0.78);
  border-bottom: 1px solid rgba(226, 232, 240, 0.1);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 820;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: #041012;
  font-size: 1.35rem;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a,
.language-toggle {
  color: var(--text-dim);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 680;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.language-toggle:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.github-link {
  color: var(--text);
  border-color: var(--line);
}

.language-toggle {
  cursor: pointer;
  color: #051012;
  background: var(--cyan);
}

.language-toggle:hover {
  color: #051012;
  background: #61e2ef;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 8px;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px;
  background: var(--text);
  border-radius: var(--radius);
}

.hero {
  padding-top: 88px;
  padding-bottom: 88px;
  min-height: calc(100vh - 74px);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  gap: 64px;
  align-items: center;
}

.hero-grid > * {
  min-width: 0;
}

.hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 840;
  text-transform: uppercase;
  letter-spacing: 0;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 16px currentColor;
}

.hero-lede {
  max-width: 690px;
  margin-top: 24px;
  font-size: 1.25rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 820;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.button-primary {
  color: #041012;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  border-color: transparent;
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.button-ghost {
  color: var(--text-dim);
  background: transparent;
}

.trust-row {
  margin-top: 18px;
  font-size: 0.94rem;
}

.command-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 10, 14, 0.84);
  box-shadow: var(--shadow);
}

.hero-command {
  max-width: 650px;
  margin-top: 28px;
}

.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.09);
  color: var(--text-faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.code-head button {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 6px 10px;
  cursor: pointer;
}

pre {
  margin: 0;
  padding: 18px;
  overflow-x: auto;
  color: #d8f7ff;
  font-size: 0.88rem;
  line-height: 1.7;
}

.fusion-visual {
  min-height: 560px;
  display: grid;
  place-items: center;
}

.visual-shell {
  position: relative;
  width: min(100%, 520px);
  aspect-ratio: 1;
  border: 1px solid rgba(226, 232, 240, 0.12);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(57, 213, 232, 0.08), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.visual-shell::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(226, 232, 240, 0.08);
}

.orbit {
  position: absolute;
  inset: 18%;
  border: 1px dashed rgba(226, 232, 240, 0.18);
  border-radius: 50%;
}

.orbit-two {
  inset: 29%;
  transform: rotate(28deg);
  border-color: rgba(57, 213, 232, 0.24);
}

.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 900;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(226, 232, 240, 0.16);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.26);
}

.node-a {
  left: 12%;
  top: 22%;
}

.node-b {
  right: 14%;
  top: 18%;
}

.node-c {
  left: 15%;
  bottom: 19%;
}

.node-d {
  right: 13%;
  bottom: 24%;
}

.judge-core {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  width: 142px;
  height: 142px;
  border-radius: 50%;
  color: #041012;
  background: radial-gradient(circle, var(--cyan), var(--green) 58%, rgba(71, 214, 140, 0.18) 59%, transparent 64%);
  box-shadow: 0 0 70px rgba(57, 213, 232, 0.24);
}

.core-label {
  z-index: 2;
  font-weight: 950;
}

.core-pulse {
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 1px solid rgba(57, 213, 232, 0.34);
}

.beam {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1px;
  height: 35%;
  background: linear-gradient(transparent, rgba(57, 213, 232, 0.46), transparent);
  transform-origin: top;
}

.beam-a {
  transform: rotate(55deg);
}

.beam-b {
  transform: rotate(-55deg);
}

.artifact-card {
  position: absolute;
  left: 50%;
  bottom: 38px;
  transform: translateX(-50%);
  width: min(78%, 310px);
  padding: 14px;
  border-radius: var(--radius);
  background: rgba(3, 7, 10, 0.76);
  border: 1px solid rgba(71, 214, 140, 0.32);
  box-shadow: 0 0 34px rgba(71, 214, 140, 0.12);
}

.artifact-card span {
  display: block;
  color: var(--green);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.76rem;
}

.artifact-card strong {
  display: block;
  margin-top: 4px;
}

.split-section,
.workflow,
.safety,
.docs {
  background: rgba(255, 255, 255, 0.018);
  border-top: 1px solid rgba(226, 232, 240, 0.06);
  border-bottom: 1px solid rgba(226, 232, 240, 0.06);
}

.split-grid,
.workflow-grid,
.commands-grid,
.docs-grid {
  display: grid;
  gap: 24px;
}

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

.glass-panel,
.feature-card,
.safety-card,
.workflow-board,
.metric-strip,
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.026));
  box-shadow: var(--shadow);
}

.glass-panel {
  padding: 36px;
}

.glass-panel p:not(.eyebrow) {
  margin-top: 18px;
  font-size: 1.04rem;
}

.accent-panel {
  border-color: rgba(57, 213, 232, 0.22);
  background: linear-gradient(180deg, rgba(57, 213, 232, 0.08), rgba(255, 255, 255, 0.028));
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading p:not(.eyebrow) {
  margin-top: 18px;
  font-size: 1.05rem;
}

.section-heading.compact {
  margin-bottom: 0;
}

.feature-grid,
.safety-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.safety-card {
  min-height: 204px;
  padding: 24px;
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 36px;
  border: 1px solid rgba(57, 213, 232, 0.25);
  border-radius: var(--radius);
  color: var(--cyan);
  background: rgba(57, 213, 232, 0.08);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.feature-card p,
.safety-card p {
  margin-top: 14px;
}

.workflow {
  overflow: clip;
}

.workflow-grid {
  grid-template-columns: 0.8fr 1.2fr;
  align-items: start;
}

.workflow-copy {
  position: sticky;
  top: 118px;
}

.workflow-copy p:not(.eyebrow) {
  margin-top: 18px;
  max-width: 430px;
}

.workflow-board {
  padding: 28px;
}

.workflow-progress {
  position: relative;
  height: 4px;
  margin-bottom: 24px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.workflow-progress-fill {
  display: block;
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--green), var(--gold));
}

.workflow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.workflow-step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(226, 232, 240, 0.09);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.032);
  opacity: 0.68;
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.workflow-step > span {
  display: grid;
  place-items: center;
  height: 42px;
  border-radius: var(--radius);
  color: var(--text-faint);
  background: rgba(255, 255, 255, 0.055);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.workflow-step p {
  margin-top: 8px;
}

.workflow-step.is-active {
  opacity: 1;
  transform: translateX(-8px);
  border-color: rgba(57, 213, 232, 0.36);
  background: rgba(57, 213, 232, 0.07);
}

.workflow-step.is-active > span {
  color: #061018;
  background: var(--cyan);
}

.commands-grid {
  grid-template-columns: 0.75fr 1.25fr;
  align-items: start;
}

.code-stack {
  display: grid;
  gap: 16px;
}

.benchmarks {
  background: linear-gradient(180deg, transparent, rgba(71, 214, 140, 0.04), transparent);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-bottom: 16px;
}

.metric-strip > div {
  padding: 24px;
  background: rgba(5, 9, 12, 0.55);
}

.metric-label {
  display: block;
  color: var(--text-faint);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.metric-value {
  display: block;
  margin-top: 8px;
  font-size: 3.4rem;
  line-height: 1;
  letter-spacing: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid rgba(226, 232, 240, 0.08);
}

th {
  color: var(--text-faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

td {
  color: var(--text-dim);
}

td:nth-child(3) {
  color: var(--green);
  font-weight: 800;
}

.footnote {
  margin-top: 16px;
  font-size: 0.92rem;
}

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

.safety-card {
  min-height: 174px;
}

.docs-grid {
  grid-template-columns: 0.8fr 1.2fr;
  align-items: start;
}

.doc-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.doc-links a {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font-weight: 760;
}

.doc-links a:hover {
  border-color: rgba(57, 213, 232, 0.38);
  background: rgba(57, 213, 232, 0.07);
}

.cta {
  padding-top: 72px;
}

.cta-panel {
  text-align: center;
  padding: 64px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.cta-panel p:not(.eyebrow) {
  max-width: 660px;
  margin: 18px auto 0;
}

.cta-actions {
  justify-content: center;
}

.footer {
  padding: 54px 0 28px;
  border-top: 1px solid rgba(226, 232, 240, 0.08);
  background: rgba(2, 4, 6, 0.35);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 28px;
}

.footer h3 {
  margin-bottom: 12px;
  color: var(--text-faint);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

.footer a:not(.brand) {
  display: block;
  color: var(--text-dim);
  margin: 8px 0;
}

.footer p {
  margin-top: 14px;
}

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  color: var(--text-faint);
  font-size: 0.9rem;
}

[data-reveal] {
  opacity: 1;
  transform: none;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes orbitFloat {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(2deg);
  }
}

@keyframes pulseRing {
  from {
    transform: scale(0.82);
    opacity: 0.75;
  }
  to {
    transform: scale(1.22);
    opacity: 0;
  }
}

.visual-shell {
  animation: orbitFloat 8s ease-in-out infinite;
}

.core-pulse {
  animation: pulseRing 2.4s ease-out infinite;
}

@media (max-width: 1100px) {
  h1 {
    font-size: 4.5rem;
  }

  h2 {
    font-size: 2.75rem;
  }

  .hero-grid,
  .split-grid,
  .workflow-grid,
  .commands-grid,
  .docs-grid {
    grid-template-columns: 1fr;
  }

  .fusion-visual {
    min-height: 460px;
  }

  .workflow-copy {
    position: static;
  }

  .workflow-step.is-active {
    transform: none;
  }
}

@media (max-width: 840px) {
  .feature-grid,
  .safety-grid,
  .metric-strip,
  .footer-grid,
  .doc-links {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    gap: 20px;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 32px, var(--shell));
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    padding-top: 64px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 82px;
    display: none;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(7, 10, 13, 0.96);
    box-shadow: var(--shadow);
  }

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

  .nav-links a,
  .language-toggle {
    width: 100%;
    padding: 13px;
    text-align: left;
  }

  .hero-actions,
  .cta-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .visual-shell {
    width: min(100%, 420px);
  }

  .node {
    width: 54px;
    height: 54px;
  }

  .judge-core {
    width: 118px;
    height: 118px;
  }

  h1 {
    font-size: 3rem;
    line-height: 1.04;
  }

  h2 {
    font-size: 2.35rem;
  }

  .hero-lede {
    font-size: 1.12rem;
  }
}

@media (max-width: 420px) {
  h1 {
    font-size: 2.55rem;
  }

  h2 {
    font-size: 2rem;
  }

  .metric-value {
    font-size: 2.8rem;
  }

  .workflow-step {
    grid-template-columns: 44px 1fr;
    gap: 12px;
    padding: 14px;
  }

  .artifact-card {
    bottom: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}