:root { --iwc-accent: #6f42c1; }
body.dark {
  --bs-body-bg: #121212;
  --bs-body-color: #e8e8e8;
  --bs-light-rgb: 33,37,41;
  background-color: #121212;
  color: #e8e8e8;
}
.hero-gradient {
  background: radial-gradient(1200px circle at 10% 10%, rgba(111,66,193,.15), transparent 30%),
              radial-gradient(1000px circle at 90% 10%, rgba(25,135,84,.15), transparent 30%);
}
.card.tool:hover { transform: translateY(-2px); box-shadow: 0 1rem 2rem rgba(0,0,0,.08); }
textarea.form-control.monotext { font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace; }
.badge-soft { background-color: rgba(111,66,193,.12); color: #6f42c1; border: 1px solid rgba(111,66,193,.2); }
footer .link-secondary:hover { color: var(--iwc-accent); }