.btn {
  border: none;
  border-radius: 0.4rem;
  padding: 0.6rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: all 0.15s;
  min-height: 36px;
  font-family: inherit;
}
.btn-primary {
  background: var(--accent);
  color: white;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: rgba(255,255,255,0.06);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
}
.btn-secondary:hover { background: rgba(255,255,255,0.10); }
.btn-danger {
  background: var(--danger);
  color: white;
}
.btn-warn {
  background: var(--warn);
  color: #1c1917;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }