:root {
  --bg: #07111f;
  --bg-soft: rgba(15, 31, 49, 0.72);
  --card: rgba(12, 26, 43, 0.9);
  --text: #f5f7fb;
  --muted: #9fb4c9;
  --line: rgba(157, 187, 214, 0.22);
  --accent: #5ce1e6;
  --accent-2: #7aa2ff;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(92, 225, 230, 0.22), transparent 32%),
    radial-gradient(circle at right 20%, rgba(122, 162, 255, 0.2), transparent 26%),
    linear-gradient(180deg, #081120 0%, #0b1728 45%, #07111f 100%);
}

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

.page-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: center;
  min-height: calc(100vh - 100px);
}

.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.pill-link {
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
}

.hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
  max-width: 10ch;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.lede {
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.primary-cta,
.secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
}

.primary-cta {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  color: #07111f;
  box-shadow: 0 20px 40px rgba(92, 225, 230, 0.18);
}

.secondary-cta {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.hero-card {
  display: flex;
  justify-content: flex-end;
}

.glass-panel {
  width: min(100%, 420px);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--bg-soft);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.panel-label {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.glass-panel h2 {
  margin: 0 0 12px;
  font-size: 1.8rem;
}

.glass-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
}

.signal-grid div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

.signal-grid span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-grid strong {
  font-size: 0.95rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.feature-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 10px;
  }

  .hero-card {
    justify-content: flex-start;
  }

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

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 28px, 1180px);
    padding-top: 18px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

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