feat: 管理端登录视觉调整，并减轻客户登录首屏等待

登录页不再预热 VXE/Element，顾问 CTA 预热 /login，角色与全量语言包延后加载。

Co-authored-by: Cursor <cursoragent@cursor.com>

IDE官网/assets/js/ai-advisor.js

@@ -752,6 +752,30 @@
     return omsUrl(preferOmsH5() ? '/h5/login' : '/login');
   }
 
+  let omsLoginWarmed = false;
+  function warmupOmsLogin() {
+    if (omsLoginWarmed) return;
+    omsLoginWarmed = true;
+    try {
+      const url = loginPortalUrl();
+      const origin = resolveOmsOrigin();
+      const preconnect = document.createElement('link');
+      preconnect.rel = 'preconnect';
+      preconnect.href = origin;
+      document.head.appendChild(preconnect);
+      const prefetch = document.createElement('link');
+      prefetch.rel = 'prefetch';
+      prefetch.href = url;
+      document.head.appendChild(prefetch);
+      if (/localhost|127\.0\.0\.1/i.test(new URL(origin).hostname)) {
+        fetch(new URL('/src/views/login/index.vue', origin), {
+          credentials: 'omit',
+          mode: 'cors',
+        }).catch(function () {});
+      }
+    } catch (e) {}
+  }
+
   function registerUrl(dest) {
     // 官网「注册询价」走客户登录页微信扫码（注册/登录同一入口）
     const url = new URL(loginPortalUrl());
@@ -2654,7 +2678,13 @@
     if (heroCta) {
       heroCta.textContent = t('heroCta');
       heroCta.href = loginPortalUrl();
+      if (!heroCta.dataset.omsWarm) {
+        heroCta.dataset.omsWarm = '1';
+        heroCta.addEventListener('pointerenter', warmupOmsLogin, { once: true });
+        heroCta.addEventListener('focus', warmupOmsLogin, { once: true });
       }
+    }
+    warmupOmsLogin();
     const welcomeHuman = shell.querySelector('.ai-welcome-human');
     if (welcomeHuman) welcomeHuman.textContent = t('human') + ' →';
     renderWelcomeStats();

index.html

@@ -66,6 +66,14 @@
               : 'IDE客户中心'
             : 'IDE I Faster & Simpler';
         } catch (e2) {}
+        if (path === '/login') {
+          var plane = document.createElement('link');
+          plane.rel = 'preload';
+          plane.as = 'image';
+          plane.href = '/login-assets/hero-plane.webp';
+          plane.type = 'image/webp';
+          document.head.appendChild(plane);
+        }
       })();
     </script>
     <link rel="icon" type="image/png" href="/favicon.png" />

src/main.ts

@@ -135,8 +135,8 @@ async function bootstrap() {
   installWeChatH5HistoryGuard(router);
   initAuthKeepAlive();
 
-  // PC 登录/首页可后台预热；H5 全程跳过，避免全局 CSS 打乱首屏
-  if ((light || isHomePath(entryPath)) && !isH5LikePath(entryPath)) {
+  // 登录页勿预热 VXE/Element：体积大且会注入全局 CSS，和首屏抢带宽
+  if (isHomePath(entryPath) && !isH5LikePath(entryPath) && !light) {
     void ensureHeavyPlugins();
   }
 

src/views/login/components/LoginHero.vue

@@ -26,8 +26,6 @@
 
         <template v-else>
           <div class="login-hero__admin-stack">
-            <p class="login-hero__brief">{{ t('login.hero.admin.brief') }}</p>
-
             <ol
               class="login-hero__principles"
               @mouseenter="hovered = true"
@@ -38,12 +36,12 @@
               <li
                 v-for="(pillar, index) in adminPillars"
                 :key="pillar.key"
-                class="login-hero__principle"
+                class="login-hero__principle login-hero__spine-item login-hero__spine-item--left"
                 :class="{
                   'is-active': activePrinciple === index,
                   'is-dim': activePrinciple >= 0 && activePrinciple !== index,
                 }"
-                :style="{ '--i': index }"
+                :style="{ '--i': index, '--t': pillar.t }"
                 tabindex="0"
                 @mouseenter="activePrinciple = index"
                 @focus="activePrinciple = index"
@@ -61,27 +59,23 @@
               </li>
             </ol>
 
-            <div class="login-hero__ai" role="note">
+            <div
+              class="login-hero__ai login-hero__spine-item login-hero__spine-item--left"
+              role="note"
+              style="--t: 0.72"
+            >
               <span class="login-hero__ai-badge">
                 <icon-robot :size="14" />
                 AI
               </span>
               <p class="login-hero__ai-text">{{ t('login.hero.admin.ai') }}</p>
             </div>
-
-            <p class="login-hero__flow" aria-hidden="true">
-              <span>{{ t('login.hero.admin.flow.pickup') }}</span>
-              <i />
-              <span>{{ t('login.hero.admin.flow.transit') }}</span>
-              <i />
-              <span>{{ t('login.hero.admin.flow.delivery') }}</span>
-            </p>
           </div>
         </template>
       </div>
 
       <div class="login-hero__visual">
-        <picture>
+        <picture v-if="isCustomer">
           <source srcset="/login-assets/hero-plane.webp" type="image/webp" />
           <img
             class="login-hero__plane"
@@ -90,6 +84,13 @@
             draggable="false"
           />
         </picture>
+        <img
+          v-else
+          class="login-hero__truck"
+          src="/login-assets/hero-truck.png"
+          alt=""
+          draggable="false"
+        />
       </div>
     </div>
   </div>
@@ -116,8 +117,37 @@ interface AdminPillar {
   icon: Component;
   titleKey: string;
   descKey: string;
+  side: 'left' | 'right';
+  t: number;
 }
 
+const adminPillars: AdminPillar[] = [
+  {
+    key: 'care',
+    icon: IconCheckCircle,
+    titleKey: 'login.hero.admin.pillar.care.title',
+    descKey: 'login.hero.admin.pillar.care.desc',
+    side: 'left',
+    t: 0.24,
+  },
+  {
+    key: 'speed',
+    icon: IconThunderbolt,
+    titleKey: 'login.hero.admin.pillar.speed.title',
+    descKey: 'login.hero.admin.pillar.speed.desc',
+    side: 'left',
+    t: 0.40,
+  },
+  {
+    key: 'reach',
+    icon: IconMindMapping,
+    titleKey: 'login.hero.admin.pillar.reach.title',
+    descKey: 'login.hero.admin.pillar.reach.desc',
+    side: 'left',
+    t: 0.56,
+  },
+];
+
 const props = withDefaults(
   defineProps<{
     light?: boolean;
@@ -138,27 +168,6 @@ let cycleTimer: ReturnType<typeof window.setInterval> | null = null;
 
 const isCustomer = computed(() => props.portal === 'customer');
 
-const adminPillars: AdminPillar[] = [
-  {
-    key: 'care',
-    icon: IconCheckCircle,
-    titleKey: 'login.hero.admin.pillar.care.title',
-    descKey: 'login.hero.admin.pillar.care.desc',
-  },
-  {
-    key: 'speed',
-    icon: IconThunderbolt,
-    titleKey: 'login.hero.admin.pillar.speed.title',
-    descKey: 'login.hero.admin.pillar.speed.desc',
-  },
-  {
-    key: 'reach',
-    icon: IconMindMapping,
-    titleKey: 'login.hero.admin.pillar.reach.title',
-    descKey: 'login.hero.admin.pillar.reach.desc',
-  },
-];
-
 function startCycle() {
   stopCycle();
   if (isCustomer.value) return;
@@ -258,25 +267,75 @@ onBeforeUnmount(() => {
   max-width: 520px;
 }
 
-.login-hero--admin .login-hero__inner {
-  justify-content: flex-start;
-  align-items: center;
+.login-hero--admin {
+  width: 100%;
+  height: 100%;
 }
 
-.login-hero--admin .login-hero__content {
-  flex: 1 1 auto;
-  width: 100%;
-  max-width: 520px;
+.login-hero--admin .login-hero__inner {
   display: block;
+  position: relative;
+  width: 100%;
+  height: 100%;
+}
+
+.login-hero--admin .login-hero__content,
+.login-hero--admin .login-hero__admin-stack,
+.login-hero--admin .login-hero__principles {
+  display: contents;
+}
+
+.login-hero--admin .login-hero__spine-item {
+  --split-x: calc(
+    var(--login-split-top) + (var(--login-split-bottom) - var(--login-split-top)) * var(--t, 0.5)
+  );
+  position: absolute;
+  top: calc(var(--t, 0.5) * 100%);
+  left: auto;
+  right: calc(100% - var(--split-x) + 20px);
+  width: min(360px, 30vw);
+  margin: 0;
+  padding-right: 0;
+  pointer-events: auto;
+}
+
+.login-hero--admin .login-hero__spine-item--left {
+  transform: translateY(-50%);
+}
+
+.login-hero--admin .login-hero__principle {
+  animation-name: login-hero-principle-in-admin;
+  transition:
+    background 0.25s ease,
+    opacity 0.25s ease;
+
+  &::before {
+    display: none;
+  }
+
+  &.is-active {
+    transform: translateY(-50%);
+  }
+}
+
+@keyframes login-hero-principle-in-admin {
+  from {
+    opacity: 0;
+    transform: translateY(-50%);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(-50%);
+  }
 }
 
 .login-hero__admin-stack {
   width: 100%;
-  max-width: 460px;
+  max-width: 440px;
 }
 
 .login-hero__brief {
-  margin: 0 0 22px;
+  margin: 0 0 18px;
   font-size: 14px;
   font-weight: 500;
   letter-spacing: 0.08em;
@@ -299,8 +358,8 @@ onBeforeUnmount(() => {
   display: grid;
   grid-template-columns: 44px minmax(0, 1fr) 36px;
   align-items: center;
-  gap: 14px;
-  padding: 16px 12px 16px 4px;
+  gap: 12px;
+  padding: 12px 8px 12px 2px;
   border-radius: 10px;
   cursor: default;
   outline: none;
@@ -371,8 +430,8 @@ onBeforeUnmount(() => {
 }
 
 .login-hero__principle-title {
-  margin: 0 0 6px;
-  font-size: 22px;
+  margin: 0 0 4px;
+  font-size: 20px;
   font-weight: 700;
   line-height: 1.2;
   letter-spacing: 0.04em;
@@ -409,7 +468,7 @@ onBeforeUnmount(() => {
   display: flex;
   align-items: flex-start;
   gap: 12px;
-  margin: 22px 0 0;
+  margin: 16px 0 0;
   padding: 12px 14px;
   border-radius: 10px;
   border: 1px solid rgba(255, 255, 255, 0.14);
@@ -443,29 +502,20 @@ onBeforeUnmount(() => {
   color: rgba(255, 255, 255, 0.72);
 }
 
-.login-hero__flow {
+.login-hero--admin .login-hero__visual {
+  position: absolute;
+  left: calc((var(--login-split-top) + var(--login-split-bottom)) / 4 - 150px);
+  top: 50%;
+  bottom: auto;
+  z-index: 1;
+  width: min(380px, 32vw);
+  margin: 0;
   display: flex;
+  flex-direction: column;
   align-items: center;
-  gap: 10px;
-  margin: 20px 0 0;
-  padding-top: 16px;
-  border-top: 1px solid rgba(255, 255, 255, 0.12);
-  font-size: 12px;
-  font-weight: 600;
-  letter-spacing: 0.12em;
-  color: rgba(255, 255, 255, 0.45);
-
-  i {
-    flex: 1;
-    height: 1px;
-    min-width: 16px;
-    background: linear-gradient(
-      90deg,
-      rgba(255, 255, 255, 0.08),
-      rgba(255, 255, 255, 0.35),
-      rgba(255, 255, 255, 0.08)
-    );
-  }
+  transform: translate(-50%, -50%) scale(1.3);
+  justify-content: center;
+  align-self: auto;
 }
 
 @keyframes login-hero-principle-in {
@@ -542,6 +592,17 @@ onBeforeUnmount(() => {
   user-select: none;
 }
 
+.login-hero--admin .login-hero__truck {
+  width: 100%;
+  max-width: none;
+  height: auto;
+  display: block;
+  margin: 0;
+  transform: none;
+  pointer-events: none;
+  user-select: none;
+}
+
 .login-hero--light {
   color: rgba(26, 45, 74, 0.88);
 }
@@ -607,30 +668,26 @@ onBeforeUnmount(() => {
   color: rgba(26, 45, 74, 0.68);
 }
 
-.login-hero--light .login-hero__flow {
-  border-top-color: rgba(26, 45, 74, 0.1);
-  color: rgba(26, 45, 74, 0.42);
-
-  i {
-    background: linear-gradient(
-      90deg,
-      rgba(26, 45, 74, 0.04),
-      rgba(26, 45, 74, 0.22),
-      rgba(26, 45, 74, 0.04)
-    );
-  }
-}
-
 @media screen and (max-width: 1250px) {
   .login-hero__visual {
     display: none;
   }
 
+  .login-hero--admin .login-hero__visual {
+    display: flex;
+  }
+
   .login-hero__content {
     flex: 1 1 100%;
   }
 }
 
+@media screen and (max-width: 900px) {
+  .login-hero--admin .login-hero__visual {
+    display: none;
+  }
+}
+
 @media screen and (max-width: 768px) {
   .login-hero__title {
     font-size: 2rem;
@@ -653,10 +710,6 @@ onBeforeUnmount(() => {
   .login-hero__principle-title {
     font-size: 18px;
   }
-
-  .login-hero__flow {
-    letter-spacing: 0.06em;
-  }
 }
 
 @media (prefers-reduced-motion: reduce) {

src/views/login/index.vue

@@ -24,19 +24,36 @@
         :class="{ 'login-brand-corner--light': isLightMode }"
       >
         <span class="login-brand-corner__name">{{ t('brand.name') }}</span>
-        <span class="login-brand-corner__suffix">I {{ t('brand.fullName') }}</span>
+        <span class="login-brand-corner__suffix">· {{ t('brand.fullName') }}</span>
       </div>
-      <aside :class="['login-hero-panel', { 'login-hero-panel--admin': !isCustomerLogin }]">
+      <aside v-if="isCustomerLogin" class="login-hero-panel">
         <LoginHero
           :light="isLightMode"
-          :portal="isCustomerLogin ? 'customer' : 'admin'"
+          portal="customer"
         />
       </aside>
-      <div class="login-characters-panel">
+      <div v-if="isCustomerLogin" class="login-characters-panel">
         <LoginCharacters v-if="showCharacters" @register="registerLoginCharacters" />
       </div>
     </div>
 
+    <aside
+      v-if="shellReady && !isCustomerLogin"
+      class="login-hero-panel login-hero-panel--admin"
+    >
+      <LoginHero
+        :light="isLightMode"
+        portal="admin"
+      />
+    </aside>
+
+    <div
+      v-if="shellReady && !isCustomerLogin"
+      class="login-characters-panel login-characters-panel--admin"
+    >
+      <LoginCharacters v-if="showCharacters" @register="registerLoginCharacters" />
+    </div>
+
     <div v-if="shellReady" ref="rightPaneRef" class="login-pane login-pane--right">
       <div ref="loginFormRef" :class="['login-form', { 'login-form--ready': shellReady }]">
         <div class="login-form-toolbar">
@@ -72,10 +89,6 @@
         </div>
       </div>
     </div>
-
-    <footer v-if="shellReady" class="login-footer">
-      {{ t('login.footer.copyright') }}
-    </footer>
   </div>
 </template>
 
@@ -96,7 +109,6 @@ import { getLoginTypeFromRouteName } from '@/utils/login-portal';
 import { IconSunFill, IconMoonFill } from '@arco-design/web-vue/es/icon';
 import LoginForm from './components/pwd-login/index.vue';
 import LoginHero from './components/LoginHero.vue';
-import LoginCareBanner from './components/LoginCareBanner.vue';
 import LoginLangToggle from './components/LoginLangToggle.vue';
 import {
   LOGIN_CHARACTERS_KEY,
@@ -112,6 +124,9 @@ const WechatLogin = defineAsyncComponent(
 const LoginCharacters = defineAsyncComponent(
   () => import('./components/LoginCharacters.vue'),
 );
+const LoginCareBanner = defineAsyncComponent(
+  () => import('./components/LoginCareBanner.vue'),
+);
 
 const LOGIN_APPEARANCE_KEY = 'login-appearance';
 const LOGIN_PAGE_SCROLL_LOCK_CLASS = 'login-page-no-scroll';
@@ -271,14 +286,18 @@ function prefetchWechatQr() {
 onMounted(() => {
   document.documentElement.classList.add(LOGIN_PAGE_SCROLL_LOCK_CLASS);
   shellReady.value = true;
-  // 首屏先出表单，下一帧再挂角色动画分包
-  requestAnimationFrame(() => {
+  const idle = window.requestIdleCallback
+    ? (cb: () => void, timeout = 1200) => window.requestIdleCallback(cb, { timeout })
+    : (cb: () => void, timeout = 1200) => window.setTimeout(cb, Math.min(timeout, 400));
+  // 表单先出，空闲后再挂角色，避免和首屏 JS/图抢带宽
+  idle(() => {
     showCharacters.value = true;
-  });
-  // 后台预拉完整语言包，进系统时几乎不等
+  }, 1600);
+  idle(() => {
     void import('@/locale').then(({ ensureFullLocaleMessages }) => {
       void ensureFullLocaleMessages();
     });
+  }, 2500);
 });
 
 onBeforeUnmount(() => {
@@ -318,24 +337,6 @@ onBeforeUnmount(() => {
   pointer-events: none;
 }
 
-.login-footer {
-  position: fixed;
-  left: 0;
-  right: 0;
-  bottom: 16px;
-  z-index: 12;
-  text-align: center;
-  padding: 0 16px;
-  font-size: 12px;
-  line-height: 1.6;
-  color: rgba(148, 163, 184, 0.92);
-  pointer-events: none;
-}
-
-.login-container--light .login-footer {
-  color: rgba(100, 116, 139, 0.88);
-}
-
 .login-split {
   position: absolute;
   inset: 0;
@@ -435,10 +436,22 @@ onBeforeUnmount(() => {
 }
 
 .login-hero-panel--admin {
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  width: min(800px, calc((var(--login-split-top) + var(--login-split-bottom)) / 2 - 16px));
+  inset: 0;
+  top: 0;
+  left: 0;
+  bottom: 0;
+  right: 0;
+  transform: none;
+  z-index: 3;
+  display: block;
+  width: auto;
+  max-width: none;
+  pointer-events: none;
+}
+
+.login-hero-panel--admin .login-hero {
+  width: 100%;
+  height: 100%;
 }
 
 .login-characters-panel {
@@ -451,6 +464,22 @@ onBeforeUnmount(() => {
   padding: 0 0 16px 8px;
 }
 
+.login-characters-panel--admin {
+  left: auto;
+  right: 0;
+  bottom: 0;
+  z-index: 6;
+  padding: 0;
+  transform: scale(0.82);
+  transform-origin: bottom right;
+  opacity: 1;
+}
+
+.login-characters-panel--admin :deep(.login-characters__stage) {
+  width: 450px;
+  transform-origin: bottom right;
+}
+
 .login-form-toolbar {
   position: absolute;
   top: 14px;

src/views/login/locale/en-US.ts

@@ -46,9 +46,6 @@
   'login.hero.admin.pillar.reach.desc': 'Pickup to delivery · Clear flow · Fewer detours',
   'login.hero.admin.ai':
     'Embrace AI: spot issues, protect SLAs, simplify flows — people decide, AI accelerates.',
-  'login.hero.admin.flow.pickup': 'Pickup',
-  'login.hero.admin.flow.transit': 'In transit',
-  'login.hero.admin.flow.delivery': 'Delivered',
   'login.care.period.morning': 'Good morning — a fresh start',
   'login.care.period.afternoon': 'Good afternoon — steady wins',
   'login.care.period.evening': 'Good evening — thanks for today',

src/views/login/locale/zh-CN.ts

@@ -45,9 +45,6 @@
   'login.hero.admin.pillar.reach.title': '更简单',
   'login.hero.admin.pillar.reach.desc': '揽收到签收 · 链路清晰 · 少绕少错',
   'login.hero.admin.ai': '积极拥抱 AI：帮你盯异常、催时效、简流程——人做决策，AI 做加速。',
-  'login.hero.admin.flow.pickup': '揽收',
-  'login.hero.admin.flow.transit': '在途',
-  'login.hero.admin.flow.delivery': '签收',
   'login.care.period.morning': '早上好，新的一天开始了',
   'login.care.period.afternoon': '下午好，稳稳推进就好',
   'login.care.period.evening': '傍晚好，今天也辛苦了',