:root{
  --it-bg:#0b1020; --it-bg2:#0d1117; --it-fg:#e6edf3; --it-muted:#9fb1c3;
  --it-border:rgba(255,255,255,.12);
}

body{
  background:
    radial-gradient(900px 450px at 10% 0%, rgba(77,163,255,.22), transparent 60%),
    radial-gradient(900px 450px at 90% 0%, rgba(57,217,138,.16), transparent 55%),
    linear-gradient(180deg, var(--it-bg), var(--it-bg2));
  color: var(--it-fg);
}

.text-secondary{ color: var(--it-muted) !important; }

.cardx{
  background: rgba(255,255,255,.03);
  border: 1px solid var(--it-border);
  border-radius: 18px;
}

.btn-outline-light{
  border-color: rgba(255,255,255,.25);
}
.btn-outline-light:hover{
  border-color: rgba(255,255,255,.35);
}