body {
  font-family: 'Space Grotesk', sans-serif;
}
.app-bg {
  background: radial-gradient(1200px 600px at 10% 10%, rgba(255, 244, 214, 0.8), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(200, 240, 255, 0.7), transparent 60%),
              linear-gradient(160deg, #f8fafc 0%, #f1f5f9 45%, #e2e8f0 100%);
}
.grid-overlay {
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
}
.card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
}
.header-blur {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}
.section-title {
  letter-spacing: 0.3em;
}