:root {
  color-scheme: light;
  --bg-start: #0b1020;
  --bg-end: #1f2f63;
  --card-bg: rgba(255, 255, 255, 0.95);
  --text-main: #1c2236;
  --text-muted: #4a5270;
  --accent: #1b66ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text-main);
  background: linear-gradient(135deg, var(--bg-start), var(--bg-end));
}

.home-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.hero-card {
  width: min(760px, 100%);
  background: var(--card-bg);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
}

.kicker {
  margin: 0 0 12px;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
}

.summary {
  margin: 16px 0 0;
  max-width: 56ch;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.5;
}

.actions {
  margin-top: 28px;
  display: flex;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
}

.button.primary {
  background: var(--accent);
  color: #fff;
}

.button.primary:hover {
  filter: brightness(1.06);
}

@media (max-width: 768px) {
  .hero-card {
    padding: 28px;
  }
}