* {
  box-sizing: border-box;
}

:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #090b10;
  color: #f4f6fa;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top right, #182238 0, transparent 38%),
    #090b10;
}

.app-header {
  padding: 24px 20px;
  border-bottom: 1px solid #252a35;
}

.eyebrow,
.status {
  margin: 0 0 6px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  opacity: 0.65;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 1.8rem;
}

.app-main {
  width: min(100% - 32px, 1000px);
  margin: 0 auto;
  padding: 32px 0;
}

.hero {
  padding: 28px;
  border: 1px solid #292f3b;
  border-radius: 20px;
  background: #11151d;
}

.hero h2 {
  font-size: clamp(1.8rem, 6vw, 3rem);
  margin-bottom: 12px;
}

.hero p:last-child {
  max-width: 680px;
  line-height: 1.6;
  opacity: 0.75;
}

.modules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.modules article {
  padding: 20px;
  border: 1px solid #292f3b;
  border-radius: 14px;
  background: #11151d;
}

@media (min-width: 700px) {
  .modules {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}