function validateSubnetForm(){let e=document.getElementById("cidr-input"),t=document.getElementById("cidr-error");return/^(?:\d{1,3}\.){3}\d{1,3}\/([0-9]|[1-2][0-9]|3[0-2])$/.test(e.value.trim())?(t.textContent="",t.classList.add("hidden"),e.classList.remove("border-red-500"),!0):(t.textContent="Please enter a valid CIDR (e.g., 192.168.1.0/24)",t.classList.remove("hidden"),e.classList.add("border-red-500"),!1)}