:root {
  --bg: #050816;
  --bg-accent: #101a37;
  --card: rgba(10, 15, 32, 0.78);
  --card-border: rgba(160, 196, 255, 0.16);
  --text: #f6f8ff;
  --muted: #b5c2eb;
  --glow: #78a6ff;
  --shadow: rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  background:
    radial-gradient(circle at top, rgba(120, 166, 255, 0.18), transparent 36%),
    radial-gradient(circle at bottom left, rgba(54, 84, 168, 0.3), transparent 32%),
    linear-gradient(160deg, var(--bg) 0%, #060913 48%, var(--bg-accent) 100%);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 85%);
  pointer-events: none;
}

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

.message-card {
  width: min(100%, 680px);
  padding: 32px 28px;
  border: 1px solid var(--card-border);
  border-radius: 24px;
  background: var(--card);
  backdrop-filter: blur(18px);
  box-shadow:
    0 24px 80px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--glow);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 20px;
  font-size: clamp(2.6rem, 7vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

p {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.8vw, 1.4rem);
  line-height: 1.7;
}

p + p {
  margin-top: 10px;
}

@media (max-width: 640px) {
  .message-card {
    padding: 24px 20px;
    border-radius: 20px;
  }

  .eyebrow {
    letter-spacing: 0.16em;
  }
}