feat(sidebar): decrease horizontal padding when sidebar is not expanded

Set the horizontal padding of the unexpanded sidebar to 1em.

src/assets/icons/sidebar-expand.svg

@@ -0,0 +1,38 @@
+<!--
+Copyright 2026 Seekra
+
+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.
+-->
+
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24">
+    <path
+        stroke="currentColor"
+        stroke-width="2"
+        fill="none"
+        stroke-linecap="round"
+        stroke-linejoin="round"
+        d="
+            M6 4
+            h12
+            a4 4 0 0 1 4 4
+            v8
+            a4 4 0 0 1 -4 4
+            h-12
+            a4 4 0 0 1 -4 -4
+            v-8
+            a4 4 0 0 1 4 -4
+            m2 0
+            v16
+        "
+    />
+</svg>

src/features/sidebar/components/Sidebar.vue

@@ -14,15 +14,60 @@ See the License for the specific language governing permissions and
 limitations under the License.
 -->
 
+<script setup>
+import SidebarExpandButton from './SidebarExpandButton.vue';
+
+const props = defineProps({
+    'expanded': {
+        default: false,
+        required: false,
+        type: Boolean
+    }
+});
+const emit = defineEmits(['toggleExpanded']);
+
+const toggleSidebar = function toggleSidebar () {
+    emit('toggleExpanded');
+};
+</script>
+
 <template>
-    <nav class="sidebar">
-        <slot />
+    <nav class="sidebar" :class="{ expanded }">
+        <div class="sidebar-controls">
+            <SidebarExpandButton @click="toggleSidebar" class="sidebar-expand-button" />
+        </div>
+        <div class="sidebar-content" v-if="props.expanded">
+            <slot />
+        </div>
     </nav>
 </template>
 
 <style scoped>
 .sidebar {
     border-right: 1px solid var(--border);
+}
+
+.sidebar-controls {
+    display: flex;
+    align-items: center;
+    justify-content: end;
+    padding: 1em 20px;
+    padding-bottom: 0;
+    margin-bottom: 8px;
+}
+
+.sidebar:not(.expanded) .sidebar-controls {
+    padding: 1em;
+}
+
+@media (max-width: 48rem) {
+    .sidebar:not(.expanded) .sidebar-expand-button {
+        display: none;
+    }
+}
+
+.sidebar-content {
     padding: 20px;
+    padding-top: 0;
 }
 </style>

src/features/sidebar/components/SidebarExpandButton.vue

@@ -0,0 +1,41 @@
+<!--
+Copyright 2026 Seekra
+
+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.
+-->
+
+<script setup>
+import Icon from '@/features/icons/components/Icon.vue';
+
+const emit = defineEmits(['click']);
+
+const click = function click (event) {
+    emit('click', event);
+};
+</script>
+
+<template>
+    <button class="button sidebar-expand-button">
+        <Icon name="sidebar-expand" @click="click" />
+    </button>
+</template>
+
+<style scoped>
+.sidebar-expand-button {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    padding: 4px;
+    border-radius: 10px;
+}
+</style>

src/layouts/LeftSidebarLayout.vue

@@ -16,11 +16,30 @@ limitations under the License.
 
 <script setup>
 import Sidebar from '@/features/sidebar/components/Sidebar.vue';
+import SidebarExpandButton from '@/features/sidebar/components/SidebarExpandButton.vue';
+import { ref } from 'vue';
+
+const props = defineProps({
+    'expanded': {
+        default: false,
+        required: false,
+        type: Boolean
+    }
+});
+
+const expanded = ref(props.expanded);
+
+const toggleExpanded = function toggleExpanded () {
+    expanded.value = !expanded.value;
+};
 </script>
 
 <template>
-    <div class="layout-container">
-        <Sidebar>
+    <div class="layout-container" :class="{ expanded }">
+        <div class="sidebar-expand-button-container">
+            <SidebarExpandButton class="sidebar-expand-button" @click="toggleExpanded" />
+        </div>
+        <Sidebar @toggle-expanded="toggleExpanded" :expanded="expanded" class="sidebar">
             <slot name="sidebar" />
         </Sidebar>
         <main class="main-content">
@@ -32,11 +51,53 @@ import Sidebar from '@/features/sidebar/components/Sidebar.vue';
 <style scoped>
 .layout-container {
     display: grid;
-    grid-template-columns: min(24%, 280px) 1fr;
+    grid-template-columns: calc(32px + 2em) 1fr;
+    grid-template-rows: auto 1fr;
+    grid-template-areas:
+        "sidebar-expand sidebar-expand"
+        "sidebar main-content";
     border-top: 1px solid var(--border);
 }
 
+.layout-container.expanded {
+    grid-template-columns: min(24%, 280px) 1fr;
+}
+
+.sidebar-expand-button-container {
+    grid-area: sidebar-expand;
+    display: none;
+}
+
+.sidebar {
+    grid-area: sidebar;
+}
+
+@media (max-width: 48rem) {
+    .layout-container {
+        grid-template-columns: 0 1fr;
+    }
+
+    .layout-container.expanded {
+        grid-template-columns: 1fr 0;
+    }
+    
+    .layout-container:not(.expanded) .sidebar-expand-button-container {
+        justify-content: end;
+        display: block;
+        padding: 20px;
+    }
+
+    .layout-container:not(.expanded) .main-content {
+        padding-top: 0;
+    }
+
+    .layout-container.expanded .main-content {
+        display: none;
+    }
+}
+
 .main-content {
+    grid-area: main-content;
     padding: 20px;
 }
 </style>