.version-line {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

:root {
  --bg: #090c11;
  --bg-elevated: #10151d;
  --bg-card: #121821;
  --border: rgba(244, 247, 251, 0.1);
  --border-strong: rgba(244, 247, 251, 0.18);
  --text: #f4f7fb;
  --muted: #9aa6b5;
  --accent: #00d9e8;
  --accent-dim: rgba(0, 217, 232, 0.14);
  --accent-glow: rgba(0, 217, 232, 0.35);
  --radius: 16px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --max: 1080px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --orbit-duration: 28s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

kbd {
  display: inline-block;
  padding: 0.12em 0.45em;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  font: 0.85em/1.4 ui-monospace, "Cascadia Code", Consolas, monospace;
  color: var(--text);
}

code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.9em;
  color: var(--accent);
}

.bg-glow {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 70% 10%, rgba(0, 217, 232, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 40% at 15% 80%, rgba(0, 120, 180, 0.08), transparent 50%);
  z-index: -1;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  backdrop-filter: blur(12px);
  background: rgba(9, 12, 17, 0.72);
  border-bottom: 1px solid transparent;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
  box-shadow: 0 0 24px var(--accent-glow);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem 1.1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}

.nav a:hover {
  color: var(--text);
}

.nav-cta {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent) !important;
  border: 1px solid rgba(0, 217, 232, 0.28);
}

.nav-cta:hover {
  background: rgba(0, 217, 232, 0.22);
  text-decoration: none;
}

/* Hero */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.25rem 4rem;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem 3rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.1rem, 4.5vw, 3.15rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.lede {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 36rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #041015;
  box-shadow: 0 0 32px var(--accent-glow);
}

.btn-primary:hover {
  background: #33e2ee;
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Orbit visual — labels travel around the logo */
.hero-visual {
  display: flex;
  justify-content: center;
}

/*
  Single shared centre: stage is a square grid; logo, ring, and every track
  share grid-area 1/1 so they all pivot on the same midpoint.
*/
.ring-stage {
  --orbit-r: 42%;
  --n: 6;
  --logo-size: 48%;
  position: relative;
  display: grid;
  grid-template: 1fr / 1fr;
  width: min(100%, 360px);
  aspect-ratio: 1;
}

.orbit-ring,
.ring-logo,
.node-track {
  grid-area: 1 / 1;
}

.orbit-ring {
  position: relative;
  place-self: center;
  width: 76%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(0, 217, 232, 0.22);
  pointer-events: none;
  z-index: 1;
  box-sizing: border-box;
}

.orbit-ring::before {
  content: "";
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  border: 1px dashed rgba(0, 217, 232, 0.12);
}

.ring-logo {
  place-self: center;
  width: var(--logo-size);
  height: auto;
  border-radius: 28%;
  z-index: 2;
  box-shadow:
    0 0 0 1px rgba(0, 217, 232, 0.25),
    0 0 60px var(--accent-glow),
    var(--shadow);
  animation: pulse 4.5s ease-in-out infinite;
}

/* Stretch to the full stage so rotation origin = exact stage centre */
.node-track {
  position: relative;
  width: auto;
  height: auto;
  min-width: 0;
  min-height: 0;
  z-index: 3;
  transform-origin: center;
  animation: orbit-spin var(--orbit-duration) linear infinite;
  animation-delay: calc(var(--i) * var(--orbit-duration) / var(--n) * -1);
  will-change: transform;
  pointer-events: none;
}

/*
  Place label on the orbit path using % of the stage (track is 100% of stage),
  then centre the pill on that point. Counter-rotate so text stays upright.
*/
.node {
  position: absolute;
  top: calc(50% - var(--orbit-r));
  left: 50%;
  width: max-content;
  margin: 0;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--bg-card);
  border: 1px solid rgba(0, 217, 232, 0.35);
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  white-space: nowrap;
  transform: translate(-50%, -50%);
  transform-origin: 50% 50%;
  animation: orbit-counter var(--orbit-duration) linear infinite;
  animation-delay: inherit;
  will-change: transform;
}

@keyframes orbit-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes orbit-counter {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(-360deg); }
}

@keyframes pulse {
  0%, 100% { filter: drop-shadow(0 0 12px rgba(0, 217, 232, 0.35)); }
  50% { filter: drop-shadow(0 0 28px rgba(0, 217, 232, 0.65)); }
}

/* Sections */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.25rem;
}

/* Full-bleed background; content stays on the same grid as other sections */
.section-alt {
  max-width: none;
  width: 100%;
  padding-left: 0;
  padding-right: 0;
  background: linear-gradient(180deg, transparent, rgba(0, 217, 232, 0.03), transparent);
}

.section-alt .section-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section-head {
  margin-bottom: 2rem;
  max-width: 36rem;
}

.section-head h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2rem);
  letter-spacing: -0.03em;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card {
  padding: 1.25rem 1.3rem 1.4rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.card-icon {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.9rem;
  border-radius: 10px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 1.05rem;
}

.card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Steps */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.step-num {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--accent);
  color: #041015;
  font-weight: 700;
  font-size: 0.95rem;
}

.steps h3 {
  margin: 0.15rem 0 0.35rem;
  font-size: 1.05rem;
}

.steps p {
  margin: 0;
  color: var(--muted);
}

/* Chips */
.chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chips li {
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 217, 232, 0.22);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 500;
}

/* Download */
.download {
  padding-bottom: 4.5rem;
}

.download-panel {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: calc(var(--radius) + 4px);
  background:
    radial-gradient(ellipse 80% 80% at 50% 0%, rgba(0, 217, 232, 0.12), transparent 55%),
    var(--bg-card);
  border: 1px solid rgba(0, 217, 232, 0.22);
  box-shadow: var(--shadow);
}

.download-panel img {
  margin: 0 auto 1rem;
  border-radius: 18px;
  box-shadow: 0 0 40px var(--accent-glow);
}

.download-panel h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  letter-spacing: -0.03em;
}

.download-panel > p {
  margin: 0 auto 1.5rem;
  max-width: 32rem;
  color: var(--muted);
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.fine-print {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

/* Footer */
.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem 2.75rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.footer-brand img {
  border-radius: 6px;
}

.site-footer > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 2.25rem;
    text-align: center;
  }

  .lede {
    margin-left: auto;
    margin-right: auto;
  }

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

  .hero-visual {
    order: -1;
  }

  .ring-stage {
    width: min(100%, 300px);
  }

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

@media (max-width: 600px) {
  .nav a:not(.nav-cta) {
    display: none;
  }

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

  .ring-stage {
    --orbit-r: 44%;
  }

  .node {
    font-size: 0.65rem;
    padding: 0.3rem 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .node-track {
    animation: none;
    transform: rotate(calc(var(--i) * 360deg / var(--n)));
  }

  .node {
    animation: none;
    transform:
      translate(-50%, -50%)
      rotate(calc(var(--i) * -360deg / var(--n)));
  }

  .ring-logo {
    animation: none;
  }

  .btn:hover {
    transform: none;
  }
}