feat: intro video, asset updates, roadmap and engine improvements

src/App.vue

@@ -37,6 +37,10 @@ const canSkip = ref(false)
 const paused = ref(false)
 const promptToast = ref('')
 const showPromptToast = ref(false)
+const showIntro = ref(false)
+const introWatched = ref(false)
+const introVideoRef = ref<HTMLVideoElement | null>(null)
+const menuVideoRef = ref<HTMLVideoElement | null>(null)
 
 const { loadGame, start, resumeAutoSave, makeChoice, clickHotspot, startChapter,
   skipScene, setSpeed, getSpeed, isSceneWatched,
@@ -68,6 +72,21 @@ async function init() {
   }
   loading.value = false
   hasAutoSave.value = (await saveSystem.load(0)) !== null
+
+  if (store.introVideo) {
+    introWatched.value = await isSceneWatched('__intro__')
+    showIntro.value = true
+  }
+}
+
+function onIntroEnded() {
+  saveSystem.markWatched('__intro__')
+  showIntro.value = false
+}
+
+function skipIntro() {
+  saveSystem.markWatched('__intro__')
+  showIntro.value = false
 }
 
 function handleStart() {
@@ -212,7 +231,16 @@ init()
   <div class="app-container">
     <div v-if="loading" class="loading">{{ t('ui.loading') }}</div>
     <template v-else>
-      <div class="game-screen">
+      <div v-if="showIntro" class="intro-overlay" @click="skipIntro">
+        <video ref="introVideoRef" :src="store.introVideo" class="intro-video" autoplay @ended="onIntroEnded"></video>
+        <button v-if="introWatched" class="intro-skip-btn" @click.stop="skipIntro">{{ t('ui.skip') }}</button>
+      </div>
+
+      <div v-if="store.menuVideo && (!started || store.gameEnded)" class="menu-bg">
+        <video ref="menuVideoRef" :src="store.menuVideo" class="menu-bg-video" autoplay loop muted></video>
+      </div>
+
+      <div class="game-screen" v-show="started && !store.gameEnded">
         <GamePlayer v-show="!store.isImageScene" @video-ready="onVideoReady" />
         <HotspotLayer
           :hotspots="store.hotspots"
@@ -418,6 +446,54 @@ html, body {
   color: #888;
 }
 
+.intro-overlay {
+  position: fixed;
+  inset: 0;
+  background: #000;
+  z-index: 500;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+}
+
+.intro-video {
+  width: 100%;
+  height: 100%;
+  object-fit: contain;
+}
+
+.intro-skip-btn {
+  position: absolute;
+  bottom: 40px;
+  right: 40px;
+  padding: 10px 24px;
+  font-size: 14px;
+  color: #fff;
+  background: rgba(0, 0, 0, 0.5);
+  border: 1px solid rgba(255, 255, 255, 0.3);
+  border-radius: 4px;
+  cursor: pointer;
+  letter-spacing: 2px;
+  z-index: 10;
+}
+
+.intro-skip-btn:hover {
+  background: rgba(0, 0, 0, 0.7);
+}
+
+.menu-bg {
+  position: fixed;
+  inset: 0;
+  z-index: 0;
+}
+
+.menu-bg-video {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}
+
 .prompt-toast {
   position: absolute;
   top: 50%;