第二期:企业信任风 UI + 打卡科目分类 + 英语语法学习模块

- 全站按 Corporate Trust 设计规范重做:靛蓝/紫罗兰渐变、Plus Jakarta Sans
  自托管字体、带色阴影、卡片悬浮、氛围光斑
- 打卡任务增加科目分类(语文/数学/英语/运动/其他),孩子端按科目分组
- 英语语法自学模块:线性解锁课程 + 课后/周/月测验引擎,测验达标
  自动联动当日英语打卡;家长概览显示语法进度
- 课程内容:A1→B1 完整大纲,9 周 54 课 + 9 周测 + 2 月测,讲解/例句/
  练习/测验均原创,仅参考两份语法书的主题编排

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/parent/dashboard.tsx

@@ -1,6 +1,7 @@
 "use client";
 
 import { logout } from "@/app/login/actions";
+import { BackgroundBlobs } from "@/components/background-blobs";
 import { Button } from "@/components/ui/button";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 import { DevicesTab } from "./devices-tab";
@@ -13,10 +14,11 @@ export type OverviewData = {
     name: string;
     streak: number;
     today: { done: number; total: number };
+    grammar: { done: number; total: number };
     week: {
       date: string;
       isToday: boolean;
-      tasks: { id: number; title: string; status: "pending" | "done"; isMakeup: boolean }[];
+      tasks: { id: number; title: string; subject: string; status: "pending" | "done"; isMakeup: boolean }[];
     }[];
   }[];
 };
@@ -25,7 +27,7 @@ export type TemplatesData = {
   kids: {
     id: number;
     name: string;
-    items: { id: number; dow: number; title: string; requiresPhoto: boolean }[];
+    items: { id: number; dow: number; title: string; subject: string; requiresPhoto: boolean }[];
   }[];
 };
 
@@ -52,9 +54,12 @@ export function ParentDashboard({
   const kids = overview.kids.map((k) => ({ id: k.id, name: k.name }));
 
   return (
-    <main className="mx-auto max-w-2xl space-y-5 p-4 pb-10">
+    <main className="relative mx-auto max-w-2xl space-y-5 p-4 pb-10">
+      <BackgroundBlobs />
       <header className="flex items-center justify-between">
-        <h1 className="text-2xl font-bold">家长端</h1>
+        <h1 className="text-2xl font-extrabold tracking-tight">
+          家长<span className="text-gradient">中心</span>
+        </h1>
         <form action={logout}>
           <Button type="submit" variant="outline" size="sm">
             退出登录
@@ -63,10 +68,25 @@ export function ParentDashboard({
       </header>
 
       <Tabs defaultValue="overview">
-        <TabsList className="grid w-full grid-cols-3">
-          <TabsTrigger value="overview">今日概览</TabsTrigger>
-          <TabsTrigger value="templates">任务模板</TabsTrigger>
-          <TabsTrigger value="devices">设备管理</TabsTrigger>
+        <TabsList className="grid w-full grid-cols-3 bg-slate-100/80">
+          <TabsTrigger
+            value="overview"
+            className="data-[state=active]:bg-white data-[state=active]:text-indigo-600 data-[state=active]:shadow-soft"
+          >
+            今日概览
+          </TabsTrigger>
+          <TabsTrigger
+            value="templates"
+            className="data-[state=active]:bg-white data-[state=active]:text-indigo-600 data-[state=active]:shadow-soft"
+          >
+            任务模板
+          </TabsTrigger>
+          <TabsTrigger
+            value="devices"
+            className="data-[state=active]:bg-white data-[state=active]:text-indigo-600 data-[state=active]:shadow-soft"
+          >
+            设备管理
+          </TabsTrigger>
         </TabsList>
         <TabsContent value="overview" className="mt-4">
           <OverviewTab data={overview} />