Upgraded Web Pages module (/platform/services/websites/) to v7. Full backup at websites_v4_backup_20260329. Converted: 51 portlets styled as v7 cards (rounded, shadow, dark mode), 22 data-toggle→data-bs-toggle, 9 collapse in→collapse show, 16 ti-* icons→FA6, 12 pull-right→float-end, 17 btn-default→btn-light, 4 hidden-xs/visible-xs→BS5 responsive, 4 data-dismiss→data-bs-dismiss, 3 close buttons→btn-close. All accordion sections and AJAX handlers updated. PHP errors fixed: siteid, rsDomainStatus, rsRegistrar undefined variables. Zero errors across main page and sub-pages.