:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --panel: rgba(255, 255, 255, 0.86);
  --text: #102033;
  --muted: #4f6478;
  --line: rgba(16, 32, 51, 0.12);
  --accent: #0d6efd;
  --accent-2: #16a3b7;
}

* {
  box-sizing: border-box;
}

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(13, 110, 253, 0.18), transparent 32%),
    radial-gradient(circle at bottom right, rgba(22, 163, 183, 0.22), transparent 28%),
    var(--bg);
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 80px;
}

.hero {
  padding: 48px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 60px rgba(16, 32, 51, 0.08);
}

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

h1 {
  margin: 0;
  font-size: clamp(2.6rem, 8vw, 5.6rem);
  line-height: 0.94;
}

.lead {
  max-width: 60ch;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
}

.card h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

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

@media (max-width: 760px) {
  .shell {
    padding: 24px 0 36px;
  }

  .hero {
    padding: 28px;
  }

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