:root {
  --bg: #070b16;
  --panel: #0f1629;
  --text: #f5f7ff;
  --muted: #a5b0d2;
  --line: #2b3966;
  --primary: #4f7cff;
  --primary-2: #63e0ff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background: radial-gradient(circle at 20% 10%, #13244d 0%, var(--bg) 45%), var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
}

.container {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand span {
  color: var(--primary-2);
}

.subtitle {
  color: var(--muted);
  margin: 0;
}

.hero {
  padding: 44px 0 12px;
}

.badge {
  display: inline-block;
  margin: 0;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid #3f5494;
  background: #101c38;
  color: #aac3ff;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

h1 {
  margin: 16px 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.1;
}

.hero p {
  color: var(--muted);
  max-width: 720px;
  line-height: 1.7;
}

.cards {
  padding: 24px 0 56px;
}

.card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 31, 59, 0.9), rgba(13, 20, 38, 0.95));
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.card h2 {
  margin: 0 0 8px;
  font-size: 1.45rem;
}

.card p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.65;
}

.cta {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 700;
}

.bg-glow {
  position: fixed;
  width: 380px;
  height: 380px;
  border-radius: 999px;
  filter: blur(60px);
  opacity: 0.28;
  pointer-events: none;
  z-index: -1;
}

.bg-glow-a {
  background: #3d7bff;
  top: -120px;
  left: -80px;
}

.bg-glow-b {
  background: #28e1ff;
  right: -120px;
  bottom: -140px;
}

@media (max-width: 760px) {
  .subtitle {
    display: none;
  }

  .hero {
    padding-top: 30px;
  }
}