:root {
  color-scheme: dark;
  --bg: #060816;
  --bg-soft: rgba(255, 255, 255, 0.06);
  --text: #f7f7fb;
  --muted: #b6bdd8;
  --accent: #7c9bff;
  --accent-strong: #92f0c6;
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, rgba(124, 155, 255, 0.16) 0%, transparent 28%),
    linear-gradient(135deg, #060816 0%, #0d1228 55%, #05070f 100%);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

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

.background-glow {
  position: fixed;
  width: 32rem;
  height: 32rem;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.26;
  pointer-events: none;
  z-index: 0;
}

.glow-one {
  background: var(--accent);
  top: -7rem;
  left: -8rem;
}

.glow-two {
  background: var(--accent-strong);
  bottom: -8rem;
  right: -6rem;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.95rem;
}

.site-nav {
  display: flex;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms ease;
}

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

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
}

.hero {
  padding: 4.5rem 0 3.5rem;
  max-width: 860px;
}

.eyebrow,
.section-label {
  display: inline-flex;
  margin: 0 0 1rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent-strong);
  font-size: 0.84rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.25rem, 4vw, 4.3rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
}

.lead {
  font-size: 1.06rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 720px;
  margin: 0 0 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), #4db7ff);
  color: #02040d;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(124, 155, 255, 0.28);
}

.button.secondary {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
}

.hero-highlights {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 0;
  margin: 0;
}

.hero-highlights li {
  padding: 0.6rem 0.8rem;
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--muted);
  border: 1px solid var(--border);
  font-size: 0.95rem;
}

.feature-grid,
.about-panel,
.launch-panel {
  display: grid;
  gap: 1.25rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 1.2rem 0 2.25rem;
}

.feature-card,
.about-card,
.launch-panel {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.22);
}

.feature-card {
  padding: 1.25rem;
}

.feature-card h2 {
  margin-top: 0;
  margin-bottom: 0.65rem;
  font-size: 1.12rem;
}

.feature-card p,
.about-copy p,
.launch-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.about-panel {
  grid-template-columns: 1.4fr 0.9fr;
  align-items: start;
  padding: 1.6rem;
  margin-bottom: 1.5rem;
}

.about-card {
  padding: 1.25rem;
}

.about-card h3 {
  margin-top: 0;
}

.about-card ul {
  padding-left: 1rem;
  color: var(--muted);
  line-height: 1.8;
}

.launch-panel {
  padding: 1.6rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: center;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.countdown-box {
  padding: 1rem;
  border-radius: 1rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.countdown-box strong {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 0.3rem;
}

.countdown-box span {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.site-footer {
  padding: 0 1.25rem 2.5rem;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 860px) {
  .feature-grid,
  .about-panel,
  .launch-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero {
    padding-top: 3rem;
  }

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