feat: build dark fantasy application shell

apps/web/src/app/layout/side-navigation/side-navigation.component.html

@@ -0,0 +1,53 @@
+<nav class="side-navigation" aria-label="Spielnavigation">
+  <button
+    class="side-navigation__item side-navigation__item--active"
+    type="button"
+    routerLink="/world"
+    data-navigation="world"
+    aria-current="page"
+  >
+    <img src="/images/hud/MapsIcon.png" alt="" />
+    <span>Karte</span>
+  </button>
+
+  <button
+    class="side-navigation__item"
+    type="button"
+    data-navigation="hunt"
+    disabled
+    aria-label="Jagd ist noch nicht verfügbar"
+  >
+    <img src="/images/hud/HuntIcon.png" alt="" />
+    <span>Jagd</span>
+  </button>
+  <button
+    class="side-navigation__item"
+    type="button"
+    data-navigation="quests"
+    disabled
+    aria-label="Quests sind noch nicht verfügbar"
+  >
+    <img src="/images/hud/QuestsIcon.png" alt="" />
+    <span>Quests</span>
+  </button>
+  <button
+    class="side-navigation__item"
+    type="button"
+    data-navigation="inventory"
+    disabled
+    aria-label="Inventar ist noch nicht verfügbar"
+  >
+    <img src="/images/hud/InventoryIcon.png" alt="" />
+    <span>Inventar</span>
+  </button>
+  <button
+    class="side-navigation__item"
+    type="button"
+    data-navigation="character"
+    disabled
+    aria-label="Charakter ist noch nicht verfügbar"
+  >
+    <img src="/images/hud/CharacterIcon.png" alt="" />
+    <span>Charakter</span>
+  </button>
+</nav>

apps/web/src/app/layout/side-navigation/side-navigation.component.scss

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+:host {
+  display: block;
+  background: var(--ar-panel);
+}
+
+.side-navigation {
+  display: grid;
+  align-content: start;
+  padding-block: var(--ar-space-3);
+}
+
+.side-navigation__item {
+  display: flex;
+  align-items: center;
+  gap: var(--ar-space-3);
+  inline-size: 100%;
+  min-block-size: 4.3rem;
+  padding: var(--ar-space-3) var(--ar-space-4);
+  border: 0;
+  border-block-end: 1px solid color-mix(in srgb, var(--ar-border) 65%, transparent);
+  border-inline-start: 3px solid transparent;
+  color: var(--ar-text-muted);
+  background: transparent;
+  font: inherit;
+  text-align: start;
+  text-decoration: none;
+  transition:
+    color var(--ar-motion-fast),
+    background var(--ar-motion-fast),
+    border-color var(--ar-motion-fast);
+}
+
+.side-navigation__item img {
+  inline-size: 2.25rem;
+  block-size: 2.25rem;
+  object-fit: cover;
+  border-radius: 50%;
+}
+
+.side-navigation__item--active {
+  border-inline-start-color: var(--ar-blue);
+  color: var(--ar-text);
+  background: linear-gradient(90deg, rgb(92 169 216 / 0.2), transparent);
+  box-shadow: inset 0 0 1.25rem rgb(92 169 216 / 0.08);
+}
+
+.side-navigation__item:not(:disabled):hover,
+.side-navigation__item:not(:disabled):focus-visible {
+  color: var(--ar-text);
+  background: rgb(255 255 255 / 0.04);
+}
+
+.side-navigation__item:disabled {
+  cursor: not-allowed;
+  opacity: 0.52;
+}
+
+@media (width < 620px) {
+  .side-navigation {
+    grid-template-columns: repeat(5, minmax(0, 1fr));
+    padding: 0;
+  }
+
+  .side-navigation__item {
+    justify-content: center;
+    min-block-size: 3.5rem;
+    padding: var(--ar-space-2);
+  }
+
+  .side-navigation__item span {
+    display: none;
+  }
+}

apps/web/src/app/layout/side-navigation/side-navigation.component.ts

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+import { Component } from '@angular/core';
+import { RouterLink } from '@angular/router';
+
+@Component({
+  selector: 'app-side-navigation',
+  imports: [RouterLink],
+  templateUrl: './side-navigation.component.html',
+  styleUrl: './side-navigation.component.scss',
+})
+export class SideNavigationComponent {}