Improve Status and Training page layout

Author: chalin

assets/scss/_page_no_left_sidebar.scss

@@ -0,0 +1,53 @@
+// Styles for docs-like pages without left sidebar
+
+.td-no-left-sidebar .td-main {
+  // Hide left sidebar
+  .td-sidebar {
+    display: none !important;
+  }
+
+  // Adjust ToC sidebar, e.g., to fill Bootstrap columns that the left sidebar
+  // would have taken was using.
+  .td-sidebar-toc {
+    @include media-breakpoint-up(md) {
+      display: block !important;
+    }
+
+    // Always 2 col wide (unless hidden)
+    @extend .col-md-2;
+
+    // Don't scroll with the page (otherwise, for short pages, the ToC hides
+    // behind the top navbar).
+    position: fixed;
+    right: 0;
+
+    // Ensure ToC doesn't overlap with the footer
+    z-index: -1;
+  }
+
+  // The <main> element sibling of the ToC sidebar
+  > div > main {
+    // Always 10 col wide (unless the ToC sidebar is hidden)
+    @extend .col-md-10;
+    @extend .col-xl-10;
+
+    @include media-breakpoint-up(md) {
+      padding-right: 3rem;
+    }
+
+    @include media-breakpoint-up(lg) {
+      // Center content on larger screens
+
+      .td-content {
+        max-width: 80%;
+        margin-left: auto;
+        margin-right: auto;
+
+        // Cancel .td-max-width-on-larger-screens
+        > * {
+          max-width: 100%;
+        }
+      }
+    }
+  }
+}

assets/scss/_styles_project.scss

@@ -1,10 +1,11 @@
 /* Docsy-delta full file override: we're not tracking changes to the Docsy file of the same name. */
-// cSpell:ignore cncf docsy
+// cSpell:ignore cncf docsy otca
 
 @import 'registry';
 @import 'tabs';
 @import 'external_link';
 @import 'td/code-dark';
+@import '_page_no_left_sidebar';
 
 .td-home {
   .otel-logo {
@@ -335,3 +336,21 @@ details {
     padding-left: 0.6rem;
   }
 }
+
+.ot-training {
+  @extend .td-no-left-sidebar;
+
+  .otca img {
+    border-style: none !important;
+    max-width: 244px;
+    margin: auto;
+  }
+}
+
+// TODO: upstream to Docsy
+
+.hk-no-external-icon {
+  a.external-link:after {
+    display: none !important;
+  }
+}

content/en/status.md

@@ -3,12 +3,10 @@ title: Status
 menu: { main: { weight: 30 } }
 aliases: [/project-status, /releases]
 description: Maturity-level of the main OpenTelemetry components
+type: docs
+body_class: td-no-left-sidebar
 ---
 
-{{% blocks/section color="white" %}}
-
-## {{% param title %}}
-
 OpenTelemetry is made up of [several components](/docs/concepts/components/),
 some language-specific and others language-agnostic. When looking for a
 [status](/docs/specs/otel/versioning-and-stability/), make sure to look for the
@@ -50,5 +48,3 @@ state with components in `v1alpha1` and `v1beta1` states.
 For the development status, or maturity level, of the
 [specification](/docs/specs/otel/), see the following:
 [Specification Status Summary](/docs/specs/status/).
-
-{{% /blocks/section %}}

content/en/training/_index.md

@@ -1,14 +1,13 @@
 ---
 title: Training
 menu: { main: { weight: 45 } }
-description: Training programs and certifications for OpenTelemetry
+description: OpenTelemetry certifications and courses
+type: docs
+body_class: ot-training
+hide_feedback: true
 cSpell:ignore: otca
 ---
 
-{{% blocks/section color="white" %}}
-
-## {{% param title %}}
-
 This page showcases training resources for the OpenTelemetry project. Check back
 often for updates!
 
@@ -17,12 +16,13 @@ often for updates!
 Demonstrate your expertise in OpenTelemetry by becoming an OpenTelemetry
 Certified Associate.
 
-<a href="https://www.cncf.io/training/certification/otca/">
-  <img src="lft-badge-opentelemetry-associate2.svg" style="width: 250px; height: auto;" alt="OTCA Badge">
-</a>
+<!-- prettier-ignore -->
+[![OTCA badge]][OTCA URL]
+{.otca .hk-no-external-icon}
 
-### Training programs
+[OTCA badge]: lft-badge-opentelemetry-associate2.svg
+[OTCA URL]: https://www.cncf.io/training/certification/otca/
 
-Coming soon!
+### Courses
 
-{{% /blocks/section %}}
+Coming soon!