:root {
  --bg: #08111f;
  --bg-soft: #101e34;
  --panel: rgba(10, 24, 42, 0.78);
  --panel-strong: rgba(14, 32, 55, 0.94);
  --border: rgba(131, 201, 255, 0.18);
  --text: #edf6ff;
  --muted: #a4bfd8;
  --accent: #5ef2c8;
  --accent-strong: #9af7db;
  --warning: #ffd26d;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(94, 242, 200, 0.18), transparent 30%),
    linear-gradient(180deg, #07101d 0%, #0a1630 45%, #050b15 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 92%);
}

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.hero,
.section,
.footer {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 22px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(6, 16, 31, 0.78);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #4aa7ff);
  color: #04111d;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
}

.brand-text {
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links a,
.text-link {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  color: var(--accent-strong);
}

.menu-toggle {
  display: none;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  background: transparent;
  font: inherit;
}

.hero {
  padding-top: 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.9fr);
  gap: 24px;
  padding: 54px 0 28px;
}

.hero-copy,
.hero-panel,
.section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero-copy {
  padding: 40px;
}

.hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(2.7rem, 6vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  max-width: 10ch;
}

.lead,
.section-heading p,
.release-card p,
.feature-card p,
.timeline-item p,
.faq-item p,
.footer,
.signal-label {
  color: var(--muted);
}

.lead {
  max-width: 56ch;
  font-size: 1.05rem;
}

.eyebrow {
  margin: 0 0 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.84rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warning);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button-primary {
  color: #04111d;
  background: linear-gradient(135deg, var(--accent), #87ebff);
  box-shadow: 0 16px 30px rgba(94, 242, 200, 0.22);
}

.button-secondary {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel {
  display: grid;
  gap: 16px;
  padding: 22px;
  align-content: start;
}

.signal-card,
.release-card,
.feature-card,
.timeline-item,
.faq-item {
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--panel-strong);
}

.signal-card {
  padding: 20px;
}

.signal-card p {
  margin: 0;
}

.signal-value {
  margin-top: 6px !important;
  font-size: 1.22rem;
  color: var(--text);
}

.section {
  margin-top: 22px;
  padding: 34px;
}

.section-heading {
  max-width: 62ch;
  margin-bottom: 26px;
}

.section-heading h2 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
}

.card-grid,
.feature-grid {
  display: grid;
  gap: 18px;
}

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

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

.release-card,
.feature-card {
  padding: 24px;
}

.release-tag {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(94, 242, 200, 0.12);
  color: var(--accent-strong) !important;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.release-card h3,
.feature-card h3,
.timeline-item h3 {
  margin: 14px 0 10px;
  font-size: 1.35rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--muted);
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 18px;
  padding: 22px;
}

.timeline-step {
  display: inline-grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(94, 242, 200, 0.2), rgba(74, 167, 255, 0.18));
  color: var(--accent-strong);
  font-family: "JetBrains Mono", monospace;
  font-size: 1rem;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  padding: 20px 22px;
}

.faq-item summary {
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 700;
}

.faq-item p {
  margin: 14px 0 4px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 8px 0;
  font-size: 0.95rem;
}

.footer p {
  margin: 0;
}

.footer-copy {
  font-family: "JetBrains Mono", monospace;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 500ms ease, transform 500ms ease;
}

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

@media (max-width: 980px) {
  .hero-grid,
  .card-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    max-width: 12ch;
  }
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100% - 20px, 1180px);
  }

  .topbar {
    flex-wrap: wrap;
    border-radius: 28px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 8px;
  }

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

  .hero-copy,
  .section {
    padding: 24px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .footer {
    flex-direction: column;
  }
}