.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--text);
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.btn-primary {
  background: linear-gradient(135deg, #5b4df5, #6549ef);
  color: #fff;
  box-shadow: 0 10px 18px rgba(91, 77, 245, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #4f46e5, #5638e8);
}

.btn-secondary {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--surface-muted);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-ghost {
  color: var(--text-muted);
}

.btn-ghost:hover {
  background: var(--surface-muted);
  color: var(--text);
}

.btn-icon {
  width: 36px;
  padding: 0;
}

.btn svg {
  width: 15px;
  height: 15px;
}

.btn-with-icon {
  gap: 8px;
}