* {
  box-sizing: border-box;
}

:root {
  --bg: #0b1020;
  --card: rgba(255, 255, 255, 0.075);
  --card-border: rgba(255, 255, 255, 0.14);
  --text: #f5f7fb;
  --muted: #b8c0d8;
  --accent: #6ea8fe;
  --accent-2: #9de2ff;
  --shadow: rgba(0, 0, 0, 0.35);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(110, 168, 254, 0.35), transparent 35%),
    radial-gradient(circle at bottom right, rgba(157, 226, 255, 0.15), transparent 35%),
    var(--bg);
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 40px;
}

.card {
  border: 1px solid var(--card-border);
  background: var(--card);
  box-shadow: 0 20px 60px var(--shadow);
  backdrop-filter: blur(18px);
  border-radius: 28px;
}

.hero {
  padding: clamp(32px, 6vw, 72px);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid rgba(157, 226, 255, 0.28);
  border-radius: 999px;
  color: var(--accent-2);
  background: rgba(157, 226, 255, 0.08);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  margin: 24px 0 12px;
  font-size: clamp(42px, 9vw, 82px);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

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

.lead {
  max-width: 720px;
  font-size: clamp(18px, 2.2vw, 23px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, opacity 160ms ease;
}

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

.primary {
  color: #07101f;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
}

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

.note {
  margin-top: 24px;
  font-size: 14px;
}

code {
  padding: 2px 6px;
  border-radius: 6px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.10);
}

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

.grid .card,
.smallprint {
  padding: 26px;
}

.smallprint {
  margin-top: 18px;
}

footer {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 40px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
}

@media (max-width: 760px) {
  .shell {
    padding-top: 32px;
  }

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

  footer {
    flex-direction: column;
  }
}