feat: improve sidebar handling

assets/css/app.css

@@ -117,16 +117,27 @@
   width: 4rem; /* Collapsed: w-16 */
 }
 
+/* ============================================
+   Header - Logo Centering
+   ============================================ */
+
+/* Header container with smooth transition for gap */
+.sidebar > div:first-child {
+  @apply transition-all duration-300;
+}
+
 /* ============================================
    Text Labels - Hide in Collapsed State
    ============================================ */
 
 .menu-label {
   @apply transition-all duration-200 whitespace-nowrap;
+  transition-delay: 0ms; /* Expanded: sofort sichtbar */
 }
 
 [data-sidebar-expanded="false"] .sidebar .menu-label {
   @apply opacity-0 w-0 overflow-hidden pointer-events-none;
+  transition-delay: 300ms; /* Warte bis Sidebar eingeklappt ist (300ms = duration der Sidebar width transition) */
 }
 
 /* ============================================
@@ -165,6 +176,11 @@
   @apply block;
 }
 
+/* Collapsed menu group button: center icon under logo */
+.sidebar .collapsed-menu-group button {
+  padding-left: 14px;
+}
+
 /* ============================================
    Elements Only Visible in Expanded State
    ============================================ */
@@ -192,20 +208,79 @@
 }
 
 /* ============================================
-   Menu Item Alignment - Center in Collapsed State
+   Menu Item Alignment - Icons Centered Under Logo
    ============================================ */
 
+/* Base alignment: Icons centered under logo (32px from left edge)
+   - Logo center: 16px padding + 16px (half of 32px) = 32px
+   - Icon center should be at 32px: 22px start + 10px (half of 20px) = 32px
+   - Menu has p-2 (8px), so links need 14px additional padding-left */
+
+.sidebar .menu > li > a,
+.sidebar .menu > li > button {
+  @apply transition-all duration-300;
+  padding-left: 14px;
+}
+
+/* Collapsed state: same padding to keep icons at same position
+   - Remove gap so label (which is opacity-0 w-0) doesn't create space
+   - Keep padding-left at 14px so icons stay centered under logo */
 [data-sidebar-expanded="false"] .sidebar .menu > li > a,
 [data-sidebar-expanded="false"] .sidebar .menu > li > button {
-  @apply justify-center px-0;
+  @apply gap-0;
+  padding-left: 14px;
+  padding-right: 14px; /* Center icon horizontally in 64px sidebar */
 }
 
 /* ============================================
-   Footer Button Alignment - Center in Collapsed State
+   Footer Button Alignment - Left Aligned in Collapsed State
    ============================================ */
 
 [data-sidebar-expanded="false"] .sidebar .dropdown > button {
-  @apply justify-center px-0;
+  @apply px-0;
+  /* Buttons stay at left position, only label disappears */
+}
+
+/* ============================================
+   User Menu Button - Focus Ring on Avatar
+   ============================================ */
+
+/* Focus ring appears on the avatar when button is focused */
+.user-menu-button:focus .avatar > div {
+  @apply ring-2 ring-primary ring-offset-2 ring-offset-base-200;
+}
+
+/* ============================================
+   User Menu Button - Smooth Centering Transition
+   ============================================ */
+
+/* User menu button transitions smoothly to center */
+.user-menu-button {
+  @apply transition-all duration-300;
+}
+
+/* In collapsed state, center avatar under logo
+   - Avatar is 32px (w-8), center it in 64px sidebar
+   - (64px - 32px) / 2 = 16px padding → avatar center at 32px (same as logo center) */
+[data-sidebar-expanded="false"] .sidebar .user-menu-button {
+  @apply gap-0;
+  padding-left: 16px;
+  padding-right: 16px;
+  justify-content: center;
+}
+
+/* ============================================
+   User Menu Button - Hover Ring on Avatar
+   ============================================ */
+
+/* Smooth transition for avatar ring effects */
+.user-menu-button .avatar > div {
+  @apply transition-all duration-200;
+}
+
+/* Hover ring appears on the avatar when button is hovered */
+.user-menu-button:hover .avatar > div {
+  @apply ring-1 ring-neutral ring-offset-1 ring-offset-base-200;
 }
 
 /* ============================================

docs/daisyui-drawer-pattern.md

@@ -530,3 +530,4 @@ The DaisyUI drawer pattern provides:
 
 **Recommended approach**: Use `lg:drawer-open` for desktop with hidden mobile toggle for best responsive experience.
 
+

docs/sidebar-analysis-current-state.md

@@ -744,3 +744,4 @@ role="menubar", role="menuitem", role="none", role="status"
 
 **Ende des Berichts**
 
+

docs/sidebar-requirements-v2.md

@@ -1248,3 +1248,4 @@ if (localStorage.getItem('sidebar-expanded') === 'false') {
 **Ende der Spezifikation**
 
 
+

lib/mv_web/components/layouts/sidebar.ex

@@ -143,7 +143,7 @@ defmodule MvWeb.Layouts.Sidebar do
         <button
           type="button"
           tabindex="0"
-          class="flex items-center justify-center w-full p-2 rounded-lg hover:bg-base-300 tooltip tooltip-right focus:outline-none focus:ring-2 focus:ring-primary focus:ring-offset-2"
+          class="flex items-center w-full p-2 rounded-lg hover:bg-base-300 tooltip tooltip-right focus:outline-none focus:ring-2 focus:ring-primary focus:ring-offset-2"
           data-tip={@label}
           aria-haspopup="menu"
           aria-label={@label}
@@ -251,18 +251,18 @@ defmodule MvWeb.Layouts.Sidebar do
     assigns = assign(assigns, :user_id, user_id)
 
     ~H"""
-    <div class="dropdown dropdown-top dropdown-right w-full">
+    <div class="dropdown dropdown-top dropdown-end w-full">
       <button
         type="button"
         tabindex="0"
-        class="btn btn-ghost w-full justify-start gap-3 px-4 h-12 min-h-12 focus:outline-none focus:ring-2 focus:ring-primary focus:ring-offset-2"
+        class="user-menu-button flex items-center w-full justify-start gap-3 px-4 h-12 min-h-12 rounded-lg cursor-pointer focus:outline-none"
         aria-label={gettext("User menu")}
         aria-haspopup="menu"
       >
-        <!-- Avatar: Zentriert, erste Buchstabe -->
+        <!-- Avatar: Placeholder with first letter -->
         <div class="avatar placeholder shrink-0">
-          <div class="w-8 h-8 rounded-full bg-neutral text-neutral-content flex items-center justify-center">
-            <span class="text-sm font-semibold leading-none flex items-center justify-center" style="margin-top: 1px;">
+          <div class="w-8 h-8 rounded-full bg-neutral text-neutral-content">
+            <span class="text-sm font-semibold">
               {@first_letter}
             </span>
           </div>

test/mv_web/components/layouts/sidebar_test.exs

@@ -712,19 +712,19 @@ defmodule MvWeb.Layouts.SidebarTest do
       html = render_sidebar(authenticated_assigns(false))
 
       # Toggle button has onclick handler
-      assert html =~ ~s(onclick="toggleSidebar()")
+      assert html =~ ~r/onclick="toggleSidebar\(\)"/
     end
 
     test "no duplicate IDs in layout" do
       html = render_sidebar(authenticated_assigns())
 
       # Check that main-sidebar ID appears only once
-      id_count = html |> String.split(~s(id="main-sidebar")) |> length() |> Kernel.-(1)
+      id_count = html |> String.split(~r/id="main-sidebar"/) |> length() |> Kernel.-(1)
       assert id_count == 1, "main-sidebar ID should appear exactly once"
 
       # Check that sidebar-toggle ID appears only once (if present)
-      if html =~ ~s(id="sidebar-toggle") do
-        toggle_count = html |> String.split(~s(id="sidebar-toggle")) |> length() |> Kernel.-(1)
+      if html =~ ~r/id="sidebar-toggle"/ do
+        toggle_count = html |> String.split(~r/id="sidebar-toggle"/) |> length() |> Kernel.-(1)
         assert toggle_count == 1, "sidebar-toggle ID should appear exactly once"
       end
     end
@@ -844,7 +844,7 @@ defmodule MvWeb.Layouts.SidebarTest do
       assert has_class?(html, "dropdown-content")
 
       # Should have both Profile and Logout links
-      assert html =~ ~s(href="/sign-out")
+      assert html =~ "sign-out"
     end
   end
 end