Import the pebble dev site into devsite/

devsite/source/_sass/elements/mobile-nav.scss

@@ -0,0 +1,113 @@
+/**
+ * Copyright 2025 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+$hamburger-width: $header-height;
+
+.mobile-nav {
+  background-color: $gray-03;
+  bottom: 0;
+  left: 0;
+  overflow-y: auto;
+  position: fixed;
+  top: $header-height;
+  width: 90%;
+  z-index: 200;
+
+  .open {
+    display: inherit;
+  }
+
+  .mainmenu__item a {
+    color: #fff;
+    display: block;
+    font-size: 13px;
+    font-weight: bold;
+    height: 4.4em;
+    margin: 0.5em 0;
+    padding: 1.5em;
+    position: relative;
+    text-transform: uppercase;
+
+    &:hover {
+      background-color: lighten($gray-03, 10);
+    }
+  }
+
+  .mainmenu__item.active a {
+    background-color: $gray-06;
+    color: $gray-03;
+  }
+}
+
+.mobile-nav__hamburger {
+  display: none;
+
+  @include bp-max (xs) {
+    border-bottom: 1px solid $gray-10;
+    display: block;
+    position: fixed;
+    background-color: $white;
+    left: 0;
+    width: $hamburger-width;
+    top: 0;
+    height: $header-height;
+    padding: $base-font-size / 1.5 0;
+    font-size: $base-font-size * 2;
+    text-align: center;
+    color: $gray-03;
+
+    &:hover,
+    &:active {
+      color: $gray-03;
+    }
+  }
+}
+
+.mobile-nav--home {
+  border-left: 5px solid transparent;
+}
+
+.mobile-nav--tutorials {
+  border-left: 5px solid $color-getting-started;
+}
+
+.mobile-nav--sdk {
+  border-left: 5px solid $color-sdk;
+}
+
+.mobile-nav--guides {
+  border-left: 5px solid $color-guides;
+}
+
+.mobile-nav--docs {
+  border-left: 5px solid $color-docs;
+}
+
+.mobile-nav--examples {
+  border-left: 5px solid $color-examples;
+}
+
+.mobile-nav--community {
+  border-left: 5px solid $color-community;
+}
+
+.mobile-nav--blog {
+  border-left: 5px solid $color-blog;
+}
+
+.mobile-nav--more {
+  border-left: 5px solid $color-more;
+}