.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.sm { padding: 4px 10px; font-size: 12px; }
.md { padding: 6px 14px; font-size: 12px; }

.primary {
  background: var(--amber);
  color: white;
  border: none;
}
.primary:hover:not(:disabled) { background: var(--amber-deep); }

.secondary {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.secondary:hover:not(:disabled) { border-color: var(--text-faint); color: var(--text-primary); }

.danger {
  background: none;
  border: 1px solid var(--error-border);
  color: var(--error);
}
.danger:hover:not(:disabled) { background: var(--error-bg); }

.ghost {
  background: none;
  border: none;
  color: var(--text-secondary);
}
.ghost:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-primary); }

.hiddenText { visibility: hidden; }
