:root {
  color-scheme: dark;
  --bg: #07080f;
  --ink: #eef0f6;
  --muted: #a0a5b7;
  --line: rgba(238, 240, 246, 0.13);
  --glow: #c9d4ff;
  --panel: rgba(20, 23, 36, 0.7);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle 420px at 50% 0, rgba(126, 145, 209, 0.13), transparent 75%),
    radial-gradient(circle 320px at 95% 60%, rgba(93, 108, 164, 0.08), transparent 75%);
}

.container {
  width: min(900px, calc(100% - 3rem));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 0;
}

.topbar .brand {
  margin-right: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
}

.brand::before {
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, #cdd6f4 48%, #707a9d);
  box-shadow: 0 0 18px rgba(201, 212, 255, 0.34);
  content: "";
}

.hero {
  padding: 62px 0 48px;
  text-align: center;
}

.hero .lead {
  margin-right: auto;
  margin-left: auto;
}

.hero-subtle {
  width: min(900px, calc(100% - 3rem));
  min-height: 62vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(circle 260px at 50% 18%, rgba(201, 212, 255, 0.1), transparent 78%);
}

.moon {
  width: 88px;
  height: 88px;
  flex: 0 0 auto;
  margin: 0 auto 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, #cdd6f4 45%, #6d7594 100%);
  box-shadow: 0 0 60px 12px rgba(201, 212, 255, 0.22);
}

.hero h1 {
  margin: 12px 0 0;
  max-width: none;
  font-size: clamp(2.5rem, 7vw, 4.1rem);
  font-weight: 300;
  letter-spacing: 0.14em;
}

.hero-sub {
  max-width: 620px;
  margin: 18px auto 0;
  color: var(--glow);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  font-weight: 300;
}

.kicker {
  margin: 0;
  color: var(--glow);
  font-size: 0.76rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h2 {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 0.88rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h3 {
  margin: 0 0 6px;
  font-size: 1.08rem;
  font-weight: 600;
}

.lead,
.section-copy {
  color: var(--muted);
}

.lead {
  max-width: 690px;
  margin: 22px auto 0;
  font-size: 1.08rem;
}

.section-copy {
  max-width: 76ch;
  margin: 0 0 16px;
}

.badge {
  display: inline-block;
  margin-top: 22px;
  padding: 5px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--glow);
  font-size: 0.77rem;
  letter-spacing: 0.08em;
}

.hero-actions,
.cta-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(201, 212, 255, 0.55);
  background: rgba(201, 212, 255, 0.08);
}

.btn-primary {
  border-color: rgba(201, 212, 255, 0.48);
  color: #080a12;
  background: var(--glow);
}

.btn-primary:hover {
  background: #e0e6ff;
}

.btn-ghost {
  color: var(--muted);
}

main section {
  margin-bottom: 0;
}

.panel {
  padding: 54px 0;
  border-top: 1px solid var(--line);
  background: transparent;
}

.benchmark-focus {
  box-shadow: none;
  animation: none;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 36px;
  margin-top: 18px;
}

.feature-card {
  padding: 18px 0;
  border-top: 1px solid var(--line);
  background: transparent;
}

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

.audience-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 22px;
  padding-left: 22px;
  color: var(--muted);
}

.footer {
  padding: 24px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.footer p {
  margin: 0 0 8px;
}

.footnote {
  max-width: 78ch;
  font-size: 0.78rem;
  letter-spacing: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
}

.reveal.visible {
  animation: rise 650ms ease forwards;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 700px) {
  .container,
  .hero-subtle {
    width: min(100% - 2rem, 900px);
  }

  .topbar {
    flex-wrap: wrap;
    gap: 8px;
  }

  .topbar .brand {
    width: 100%;
    margin-bottom: 4px;
  }

  .topbar .btn {
    padding: 7px 11px;
    font-size: 0.82rem;
  }

  .hero-subtle {
    min-height: 0;
    padding: 58px 0 50px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .panel {
    padding: 42px 0;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}