* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 12% 8%, rgba(155, 77, 255, 0.12), transparent 22%),
    radial-gradient(circle at 85% 10%, rgba(79, 127, 255, 0.16), transparent 26%),
    radial-gradient(circle at 70% 80%, rgba(35, 240, 110, 0.08), transparent 24%),
    linear-gradient(180deg, #03050a 0%, #06101f 35%, #081121 68%, #03050a 100%);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.38;
  background:
    radial-gradient(circle at 15% 25%, rgba(255,255,255,0.85) 0 1px, transparent 1.5px),
    radial-gradient(circle at 82% 18%, rgba(255,255,255,0.8) 0 1px, transparent 1.5px),
    radial-gradient(circle at 62% 72%, rgba(255,255,255,0.7) 0 1px, transparent 1.5px),
    radial-gradient(circle at 35% 86%, rgba(255,255,255,0.8) 0 1px, transparent 1.5px),
    radial-gradient(circle at 52% 40%, rgba(81,228,255,0.7) 0 1px, transparent 1.5px),
    radial-gradient(circle at 90% 64%, rgba(255,211,106,0.6) 0 1px, transparent 1.5px);
  background-size: 100% 100%;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.site-shell {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  backdrop-filter: blur(14px);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: stretch;
  padding: 14px 0 22px;
}
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.cards-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.section { padding: 18px 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 16px;
}
.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  color: rgba(238, 246, 255, 0.58);
  padding: 26px 0 44px;
}
@media (max-width: 1024px) {
  .hero-grid, .cards-3, .cards-2 { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .topbar, .section-head, .footer { flex-direction: column; align-items: flex-start; }
}