feat: VivesPOS landing on Winter CMS 1.2 — theme + plugin + Dockerfile

- Base: wintercms/winter branch 1.2 (full framework)
- Theme vivespos: Canvas 7 + Bootstrap 5 CDN, custom CSS
- Layout: deferred GTM/GA4 tracking, JSON-LD SoftwareApplication
- Partials: hero (offline-first), features, modes (offline/nube toggle),
  screenshots, pricing (3 planes), comparison, FAQ, CTA
- Plugin VivesPOS.Site with ContactForm
- Dockerfile: PHP 8.2 Apache, port 80, healthcheck
- Added winter/wn-pages, blog, sitemap, seo plugins
- Active theme set to vivespos

modules/backend/assets/less/controls/namevaluelist.less

@@ -0,0 +1,27 @@
+table.name-value-list {
+    border-collapse: collapse;
+    font-size: 13px;
+
+    th, td {
+        padding: 4px 0 4px 0;
+        vertical-align: top;
+    }
+
+    tr:first-child {
+        th, td {
+            padding-top: 0;
+        }
+    }
+
+    th {
+        font-weight: 600;
+        color: #95a5a6;
+        padding-right: 15px;
+        text-transform: uppercase;
+    }
+
+    td {
+        color: #2b3e50;
+        word-wrap: break-word;
+    }
+}