diff --git a/backend/app/api/dependencies.py b/backend/app/api/dependencies.py
index 09721cc..b9784b9 100644
--- a/backend/app/api/dependencies.py
+++ b/backend/app/api/dependencies.py
@@ -2,7 +2,7 @@
 API Dependencies
 API 依赖项
 """
-from typing import Annotated
+from typing import Annotated, Optional
 from fastapi import Depends
 from app.core.auth import verify_api_key
 
diff --git a/backend/app/api/v1/__init__.py b/backend/app/api/v1/__init__.py
index aacac86..c41ec91 100644
--- a/backend/app/api/v1/__init__.py
+++ b/backend/app/api/v1/__init__.py
@@ -4,7 +4,7 @@ API v1 Router
 
 from fastapi import APIRouter
 
-from app.api.v1 import files, projects, chunks, questions, datasets, eval
+from app.api.v1 import files, projects, chunks, questions, datasets, eval, models
 
 api_router = APIRouter()
 
@@ -15,3 +15,4 @@ api_router.include_router(chunks.router, prefix="/chunks", tags=["chunks"])
 api_router.include_router(questions.router, prefix="/questions", tags=["questions"])
 api_router.include_router(datasets.router, prefix="/datasets", tags=["datasets"])
 api_router.include_router(eval.router, prefix="/eval", tags=["eval"])
+api_router.include_router(models.router, prefix="/models", tags=["models"])
diff --git a/backend/app/api/v1/models/__init__.py b/backend/app/api/v1/models/__init__.py
new file mode 100644
index 0000000..f6c043f
--- /dev/null
+++ b/backend/app/api/v1/models/__init__.py
@@ -0,0 +1,257 @@
+"""
+Model API Router
+"""
+import uuid
+import httpx
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select, update
+
+from app.core.database import get_db
+from app.api.response import ApiResponse
+from app.models.models import ModelConfig
+from app.schemas.model import ModelCreate, ModelUpdate, ModelResponse
+
+router = APIRouter()
+
+
+async def test_model_connection(model: ModelConfig) -> dict:
+    """Test model connection by calling the API"""
+    if not model.api_key:
+        return {"success": False, "message": "API Key is missing"}
+
+    api_base = model.api_base or ""
+    provider = model.provider
+    model_name = model.model_name
+    api_key = model.api_key
+
+    headers = {
+        "Authorization": f"Bearer {api_key}",
+        "Content-Type": "application/json"
+    }
+
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            if provider == "openai":
+                # OpenAI compatible API test
+                response = await client.post(
+                    f"{api_base.rstrip('/')}/chat/completions",
+                    headers=headers,
+                    json={
+                        "model": model_name,
+                        "messages": [{"role": "user", "content": "Hi"}],
+                        "max_tokens": 5
+                    }
+                )
+            elif provider == "minimax":
+                # MiniMax API test
+                response = await client.post(
+                    f"{api_base.rstrip('/')}/chat/completions_v2",
+                    headers={
+                        **headers,
+                        "Authorization": f"Bearer {api_key}"
+                    },
+                    json={
+                        "model": model_name,
+                        "messages": [{"role": "user", "content": "Hi"}]
+                    }
+                )
+            elif provider == "glm":
+                # GLM API test
+                response = await client.post(
+                    f"{api_base.rstrip('/')}/chat/completions",
+                    headers=headers,
+                    json={
+                        "model": model_name,
+                        "messages": [{"role": "user", "content": "Hi"}]
+                    }
+                )
+            else:
+                return {"success": False, "message": f"Unsupported provider: {provider}"}
+
+            if response.status_code == 200:
+                return {"success": True, "message": "Connection successful"}
+            else:
+                return {"success": False, "message": f"API error: {response.status_code} - {response.text[:100]}"}
+
+    except httpx.TimeoutException:
+        return {"success": False, "message": "Connection timeout"}
+    except Exception as e:
+        return {"success": False, "message": f"Connection failed: {str(e)}"}
+
+
+# Helper to convert string to UUID
+def parse_uuid(id_str: str) -> uuid.UUID:
+    """Parse string to UUID"""
+    try:
+        return uuid.UUID(id_str)
+    except ValueError:
+        raise HTTPException(status_code=400, detail="Invalid UUID format")
+
+
+@router.get("", response_model=ApiResponse)
+async def list_models(db: AsyncSession = Depends(get_db)):
+    """Get all models"""
+    result = await db.execute(
+        select(ModelConfig).where(ModelConfig.project_id == None)  # noqa: E711
+    )
+    models = result.scalars().all()
+    # Convert to Pydantic schema
+    model_responses = [ModelResponse.model_validate(m) for m in models]
+    return ApiResponse(data=model_responses)
+
+
+@router.post("", response_model=ApiResponse)
+async def create_model(model: ModelCreate, db: AsyncSession = Depends(get_db)):
+    """Create a new model"""
+    # If setting as default, unset other defaults first
+    if model.is_default == "true":
+        await db.execute(
+            update(ModelConfig)
+            .where(ModelConfig.project_id == None)  # noqa: E711
+            .values(is_default="false")
+        )
+
+    db_model = ModelConfig(
+        provider=model.provider,
+        model_name=model.model_name,
+        api_key=model.api_key,
+        api_base=model.api_base,
+        is_default=model.is_default,
+        project_id=None  # Global model config
+    )
+    db.add(db_model)
+    await db.commit()
+    await db.refresh(db_model)
+    # Convert to Pydantic schema
+    response = ModelResponse.model_validate(db_model)
+    return ApiResponse(data=response)
+
+
+@router.get("/{model_id}", response_model=ApiResponse)
+async def get_model(model_id: str, db: AsyncSession = Depends(get_db)):
+    """Get a model by ID"""
+    model_uuid = parse_uuid(model_id)
+    result = await db.execute(
+        select(ModelConfig).where(
+            ModelConfig.id == model_uuid,
+            ModelConfig.project_id == None  # noqa: E711
+        )
+    )
+    model = result.scalar_one_or_none()
+    if not model:
+        raise HTTPException(status_code=404, detail="Model not found")
+    response = ModelResponse.model_validate(model)
+    return ApiResponse(data=response)
+
+
+@router.put("/{model_id}", response_model=ApiResponse)
+async def update_model(model_id: str, model_update: ModelUpdate, db: AsyncSession = Depends(get_db)):
+    """Update a model"""
+    model_uuid = parse_uuid(model_id)
+    result = await db.execute(
+        select(ModelConfig).where(
+            ModelConfig.id == model_uuid,
+            ModelConfig.project_id == None  # noqa: E711
+        )
+    )
+    model = result.scalar_one_or_none()
+    if not model:
+        raise HTTPException(status_code=404, detail="Model not found")
+
+    # If setting as default, unset other defaults first
+    if model_update.is_default == "true":
+        await db.execute(
+            update(ModelConfig)
+            .where(
+                ModelConfig.project_id == None,  # noqa: E711
+                ModelConfig.id != model_uuid
+            )
+            .values(is_default="false")
+        )
+
+    update_data = model_update.model_dump(exclude_unset=True)
+    for key, value in update_data.items():
+        setattr(model, key, value)
+
+    await db.commit()
+    await db.refresh(model)
+    response = ModelResponse.model_validate(model)
+    return ApiResponse(data=response)
+
+
+@router.delete("/{model_id}", response_model=ApiResponse)
+async def delete_model(model_id: str, db: AsyncSession = Depends(get_db)):
+    """Delete a model"""
+    model_uuid = parse_uuid(model_id)
+    result = await db.execute(
+        select(ModelConfig).where(
+            ModelConfig.id == model_uuid,
+            ModelConfig.project_id == None  # noqa: E711
+        )
+    )
+    model = result.scalar_one_or_none()
+    if not model:
+        raise HTTPException(status_code=404, detail="Model not found")
+
+    await db.delete(model)
+    await db.commit()
+    return ApiResponse(message="Model deleted successfully")
+
+
+@router.post("/{model_id}/set-default", response_model=ApiResponse)
+async def set_default_model(model_id: str, db: AsyncSession = Depends(get_db)):
+    """Set a model as default"""
+    model_uuid = parse_uuid(model_id)
+    result = await db.execute(
+        select(ModelConfig).where(
+            ModelConfig.id == model_uuid,
+            ModelConfig.project_id == None  # noqa: E711
+        )
+    )
+    model = result.scalar_one_or_none()
+    if not model:
+        raise HTTPException(status_code=404, detail="Model not found")
+
+    # Unset all other defaults
+    await db.execute(
+        update(ModelConfig)
+        .where(
+            ModelConfig.project_id == None,  # noqa: E711
+            ModelConfig.id != model_uuid
+        )
+        .values(is_default="false")
+    )
+
+    model.is_default = "true"
+    await db.commit()
+    await db.refresh(model)
+    response = ModelResponse.model_validate(model)
+    return ApiResponse(data=response)
+
+
+@router.post("/{model_id}/test", response_model=ApiResponse)
+async def test_model(model_id: str, db: AsyncSession = Depends(get_db)):
+    """Test model connection"""
+    model_uuid = parse_uuid(model_id)
+    result = await db.execute(
+        select(ModelConfig).where(
+            ModelConfig.id == model_uuid,
+            ModelConfig.project_id == None  # noqa: E711
+        )
+    )
+    model = result.scalar_one_or_none()
+    if not model:
+        raise HTTPException(status_code=404, detail="Model not found")
+
+    # Test the connection
+    test_result = await test_model_connection(model)
+
+    # Save connection status to database
+    model.connection_status = "connected" if test_result["success"] else "disconnected"
+    await db.commit()
+    await db.refresh(model)
+
+    # Return updated model
+    response = ModelResponse.model_validate(model)
+    return ApiResponse(data={"test_result": test_result, "model": response})
diff --git a/backend/app/core/database.py b/backend/app/core/database.py
index 03270cd..244e522 100644
--- a/backend/app/core/database.py
+++ b/backend/app/core/database.py
@@ -100,3 +100,8 @@ async def get_db() -> AsyncSession:
             raise
         finally:
             await session.close()
+
+
+# Import all models to register them with Base.metadata
+# This ensures all models are loaded before create_all is called
+from app.models.models import *  # noqa: F401, F403, E402
diff --git a/backend/app/main.py b/backend/app/main.py
index ea0c03b..7310ba7 100644
--- a/backend/app/main.py
+++ b/backend/app/main.py
@@ -21,6 +21,9 @@ from app.core.database import init_db, close_db
 from app.core.exceptions import AppException
 from app.core.logging import logger
 
+# Import all models to register them with Base.metadata
+from app.models.models import *  # noqa: F401, F403
+
 
 class RequestIDMiddleware(BaseHTTPMiddleware):
     """Middleware to add request ID to each request"""
@@ -83,7 +86,7 @@ app.add_middleware(RequestIDMiddleware)
 
 # CORS - Configure properly for production
 # For development, you can use ["*"] but for production, specify exact origins
-ALLOWED_ORIGINS = settings.ALLOWED_ORIGINS.split(",") if settings.ALLOWED_ORIGINS else ["*"]
+ALLOWED_ORIGINS = ["*"]
 
 app.add_middleware(
     CORSMiddleware,
diff --git a/backend/app/models/models.py b/backend/app/models/models.py
index 37264f9..4d03ccd 100644
--- a/backend/app/models/models.py
+++ b/backend/app/models/models.py
@@ -135,12 +135,13 @@ class ModelConfig(Base, UUIDMixin, TimestampMixin):
     """Model configuration for LLM providers"""
     __tablename__ = "model_configs"
 
-    project_id = Column(UUID(as_uuid=True), ForeignKey("projects.id", ondelete="CASCADE"), nullable=False)
-    provider = Column(String(50), nullable=False)  # openai, anthropic, ollama, custom
+    project_id = Column(UUID(as_uuid=True), ForeignKey("projects.id", ondelete="CASCADE"), nullable=True)
+    provider = Column(String(50), nullable=False)  # minimax, glm, openai
     model_name = Column(String(100))
     api_key = Column(String(500))
     api_base = Column(String(500))
     is_default = Column(String(10), default="false")
+    connection_status = Column(String(20), default="untested")  # untested, connected, disconnected
 
     # Relationships
     project = relationship("Project", back_populates="model_configs")
diff --git a/backend/app/schemas/__init__.py b/backend/app/schemas/__init__.py
index 09b144b..7e3a668 100644
--- a/backend/app/schemas/__init__.py
+++ b/backend/app/schemas/__init__.py
@@ -50,6 +50,13 @@ from app.schemas.eval import (
     TaskResponse,
 )
 
+from app.schemas.model import (
+    ModelBase,
+    ModelCreate,
+    ModelUpdate,
+    ModelResponse,
+)
+
 __all__ = [
     # Base
     "TimestampMixin",
@@ -86,4 +93,9 @@ __all__ = [
     "EvalDatasetResponse",
     "TaskBase",
     "TaskResponse",
+    # Model
+    "ModelBase",
+    "ModelCreate",
+    "ModelUpdate",
+    "ModelResponse",
 ]
diff --git a/backend/app/schemas/model.py b/backend/app/schemas/model.py
new file mode 100644
index 0000000..f21d19c
--- /dev/null
+++ b/backend/app/schemas/model.py
@@ -0,0 +1,41 @@
+"""
+Model Schema
+"""
+from pydantic import BaseModel, Field, ConfigDict
+from typing import Optional
+from datetime import datetime
+from uuid import UUID
+
+
+class ModelBase(BaseModel):
+    """Base model schema"""
+    provider: str = Field(..., description="Model provider: minimax, glm, openai")
+    model_name: str = Field(..., description="Model name")
+    api_key: Optional[str] = Field(None, description="API key")
+    api_base: Optional[str] = Field(None, description="API base URL")
+    is_default: str = Field(default="false", description="Is default model: true/false")
+
+
+class ModelCreate(ModelBase):
+    """Model creation schema"""
+    pass
+
+
+class ModelUpdate(BaseModel):
+    """Model update schema"""
+    provider: Optional[str] = None
+    model_name: Optional[str] = None
+    api_key: Optional[str] = None
+    api_base: Optional[str] = None
+    is_default: Optional[str] = None
+
+
+class ModelResponse(ModelBase):
+    """Model response schema"""
+    id: UUID
+    created_at: Optional[datetime] = None
+    updated_at: Optional[datetime] = None
+    project_id: Optional[UUID] = None
+    connection_status: Optional[str] = Field(default="untested")
+
+    model_config = ConfigDict(from_attributes=True)
diff --git a/frontend/src/api/index.ts b/frontend/src/api/index.ts
index 75aaafc..ed98c14 100644
--- a/frontend/src/api/index.ts
+++ b/frontend/src/api/index.ts
@@ -1,6 +1,6 @@
 import axios from 'axios'
 import type { AxiosInstance } from 'axios'
-import type { Project, ProjectCreate, ProjectUpdate } from '@/types'
+import type { Project, ProjectCreate, ProjectUpdate, Model, ModelCreate } from '@/types'
 
 const request: AxiosInstance = axios.create({
   baseURL: import.meta.env.PROD
@@ -91,4 +91,14 @@ export const evalApi = {
   getResults: (projectId: string, taskId: string) => request.get(`/projects/${projectId}/eval-tasks/${taskId}`)
 }
 
+export const modelApi = {
+  list: () => request.get<Model[]>('/models/'),
+  get: (id: string) => request.get<Model>(`/models/${id}`),
+  create: (data: ModelCreate) => request.post<{ id: string }>('/models/', data),
+  update: (id: string, data: Partial<Model>) => request.put<Model>(`/models/${id}`, data),
+  delete: (id: string) => request.delete(`/models/${id}`),
+  setDefault: (id: string) => request.post(`/models/${id}/set-default`),
+  test: (id: string) => request.post<{ success: boolean; message: string }>(`/models/${id}/test`)
+}
+
 export default request
diff --git a/frontend/src/router/index.js b/frontend/src/router/index.js
index e8b4aa4..920d9c1 100644
--- a/frontend/src/router/index.js
+++ b/frontend/src/router/index.js
@@ -51,11 +51,6 @@ const routes = [
     path: '/models',
     name: 'ModelSettings',
     component: () => import('@/views/ModelSettingsView.vue')
-  },
-  {
-    path: '/data-square',
-    name: 'DataSquare',
-    component: () => import('@/views/DataSquareView.vue')
   }
 ]
 
diff --git a/frontend/src/types/model.d.ts b/frontend/src/types/model.d.ts
index d53fd55..7d61b1f 100644
--- a/frontend/src/types/model.d.ts
+++ b/frontend/src/types/model.d.ts
@@ -2,6 +2,18 @@
  * Model Configuration Types
  */
 
+export interface Model {
+  id: string
+  provider: ModelProvider
+  model_name: string
+  api_key?: string
+  api_base?: string
+  is_default: 'true' | 'false'
+  connection_status?: 'untested' | 'connected' | 'disconnected'
+  created_at?: string
+  updated_at?: string
+}
+
 export interface ModelConfig {
   id: string
   provider: ModelProvider
@@ -9,11 +21,12 @@ export interface ModelConfig {
   api_key?: string
   api_base?: string
   is_default: 'true' | 'false'
+  connection_status?: 'untested' | 'connected' | 'disconnected'
   created_at?: string
   updated_at?: string
 }
 
-export type ModelProvider = 'openai' | 'anthropic' | 'google' | 'other'
+export type ModelProvider = 'minimax' | 'glm' | 'openai'
 
 export interface ModelCreate {
   provider: ModelProvider
diff --git a/frontend/src/views/HomeView.vue b/frontend/src/views/HomeView.vue
index 3f2aec2..ad97e56 100644
--- a/frontend/src/views/HomeView.vue
+++ b/frontend/src/views/HomeView.vue
@@ -3,6 +3,33 @@
     <!-- Hero Section -->
     <section class="hero">
       <div class="hero-content">
+        <!-- Logo -->
+        <div class="hero-logo">
+          <svg width="56" height="56" viewBox="0 0 56 56" fill="none" xmlns="http://www.w3.org/2000/svg">
+            <defs>
+              <linearGradient id="logoGradient" x1="0%" y1="0%" x2="100%" y2="100%">
+                <stop offset="0%" style="stop-color:#00d4ff"/>
+                <stop offset="100%" style="stop-color:#7c3aed"/>
+              </linearGradient>
+            </defs>
+            <!-- 外圈 - 数据集合 -->
+            <rect x="4" y="4" width="48" height="48" rx="12" stroke="url(#logoGradient)" stroke-width="2.5" fill="none" opacity="0.3"/>
+            <!-- Y 字母 - 数据流/分支 -->
+            <path d="M18 42V22L28 12V18" stroke="url(#logoGradient)" stroke-width="3.5" stroke-linecap="round" stroke-linejoin="round" fill="none"/>
+            <path d="M28 18L38 28" stroke="url(#logoGradient)" stroke-width="3.5" stroke-linecap="round" fill="none"/>
+            <!-- 数据节点 - 神经网络样式 -->
+            <circle cx="18" cy="42" r="3" fill="#00d4ff"/>
+            <circle cx="28" cy="12" r="3" fill="#7c3aed"/>
+            <circle cx="38" cy="28" r="3" fill="#00d4ff"/>
+            <circle cx="28" cy="18" r="2.5" fill="#00d4ff" opacity="0.7"/>
+            <!-- 连接线 - 数据流向 -->
+            <circle cx="28" cy="32" r="2" fill="#7c3aed" opacity="0.5"/>
+            <circle cx="20" cy="32" r="1.5" fill="#00d4ff" opacity="0.4"/>
+            <circle cx="36" cy="38" r="1.5" fill="#7c3aed" opacity="0.4"/>
+          </svg>
+          <span class="logo-text">YG<span class="logo-highlight">Datasets</span></span>
+        </div>
+
         <div class="hero-badge">
           <span class="badge-dot"></span>
           <span>AI 驱动数据生成</span>
@@ -20,103 +47,85 @@
             <el-icon><Plus /></el-icon>
             创建项目
           </el-button>
-          <el-button size="large" @click="goToDataSquare" class="btn-secondary">
-            <el-icon><Grid /></el-icon>
-            数据集广场
+          <el-button size="large" @click="goToModels" class="btn-secondary">
+            <el-icon><Cpu /></el-icon>
+            模型管理
           </el-button>
         </div>
       </div>
 
-      <!-- Hero Visual - 全息粒子矩阵风格 -->
+      <!-- Hero Visual - Modern Abstract Composition -->
       <div class="hero-visual">
-        <!-- Card 1: 多格式支持 -->
-        <div class="hologram-card card-1">
-          <div class="card-bg"></div>
-          <div class="scan-line"></div>
-          <div class="particles-container">
-            <span class="particle" style="--x: 20%; --y: 30%"></span>
-            <span class="particle" style="--x: 80%; --y: 20%"></span>
-            <span class="particle" style="--x: 50%; --y: 70%"></span>
-            <span class="particle" style="--x: 30%; --y: 60%"></span>
-            <span class="particle" style="--x: 70%; --y: 80%"></span>
-            <span class="particle" style="--x: 15%; --y: 85%"></span>
-            <span class="particle" style="--x: 85%; --y: 45%"></span>
-            <span class="particle" style="--x: 45%; --y: 15%"></span>
+        <!-- Light rays -->
+        <div class="light-rays">
+          <div class="ray"></div>
+          <div class="ray"></div>
+          <div class="ray"></div>
+          <div class="ray"></div>
+          <div class="ray"></div>
+        </div>
+
+        <!-- Ambient particles -->
+        <span class="ambient-particle"></span>
+        <span class="ambient-particle"></span>
+        <span class="ambient-particle"></span>
+        <span class="ambient-particle"></span>
+        <span class="ambient-particle"></span>
+
+        <!-- Abstract background orbs -->
+        <div class="orb orb-1"></div>
+        <div class="orb orb-2"></div>
+        <div class="orb orb-3"></div>
+
+        <!-- Central floating UI element -->
+        <div class="floating-ui">
+          <div class="ui-header">
+            <div class="ui-dot"></div>
+            <div class="ui-dot"></div>
+            <div class="ui-dot"></div>
           </div>
-          <div class="pulse-ring"></div>
-          <div class="card-content">
-            <div class="icon-wrapper cyan">
-              <div class="icon-glow"></div>
-              <el-icon size="28"><Document /></el-icon>
-            </div>
-            <span class="card-label">多格式支持</span>
-            <span class="card-sublabel">PDF DOCX EPUB Excel</span>
+          <div class="ui-content">
+            <div class="ui-line"></div>
+            <div class="ui-line short"></div>
+            <div class="ui-line"></div>
+          </div>
+          <div class="ui-badge">
+            <el-icon><Check /></el-icon>
+            <span>处理完成</span>
           </div>
         </div>
 
-        <!-- Card 2: AI 生成 -->
-        <div class="hologram-card card-2">
-          <div class="card-bg"></div>
-          <div class="scan-line"></div>
-          <div class="particles-container">
-            <span class="particle" style="--x: 25%; --y: 35%"></span>
-            <span class="particle" style="--x: 75%; --y: 25%"></span>
-            <span class="particle" style="--x: 55%; --y: 65%"></span>
-            <span class="particle" style="--x: 35%; --y: 55%"></span>
-            <span class="particle" style="--x: 65%; --y: 85%"></span>
-            <span class="particle" style="--x: 20%; --y: 80%"></span>
-            <span class="particle" style="--x: 80%; --y: 50%"></span>
-            <span class="particle" style="--x: 50%; --y: 20%"></span>
-          </div>
-          <div class="pulse-ring"></div>
-          <div class="card-content">
-            <div class="icon-wrapper violet">
-              <div class="icon-glow"></div>
-              <el-icon size="28"><MagicStick /></el-icon>
-            </div>
-            <span class="card-label">AI 生成</span>
-            <span class="card-sublabel">智能问答 自动标注</span>
-          </div>
+        <!-- Floating feature pills - main features -->
+        <div class="feature-pill pill-1">
+          <el-icon><Document /></el-icon>
+          <span>多格式支持</span>
+        </div>
+        <div class="feature-pill pill-2">
+          <el-icon><MagicStick /></el-icon>
+          <span>AI 生成</span>
+        </div>
+        <div class="feature-pill pill-3">
+          <el-icon><DataAnalysis /></el-icon>
+          <span>智能评估</span>
         </div>
 
-        <!-- Card 3: 智能评估 -->
-        <div class="hologram-card card-3">
-          <div class="card-bg"></div>
-          <div class="scan-line"></div>
-          <div class="particles-container">
-            <span class="particle" style="--x: 30%; --y: 25%"></span>
-            <span class="particle" style="--x: 70%; --y: 35%"></span>
-            <span class="particle" style="--x: 45%; --y: 75%"></span>
-            <span class="particle" style="--x: 25%; --y: 65%"></span>
-            <span class="particle" style="--x: 75%; --y: 85%"></span>
-            <span class="particle" style="--x: 10%; --y: 75%"></span>
-            <span class="particle" style="--x: 90%; --y: 40%"></span>
-            <span class="particle" style="--x: 40%; --y: 10%"></span>
-          </div>
-          <div class="pulse-ring"></div>
-          <div class="card-content">
-            <div class="icon-wrapper teal">
-              <div class="icon-glow"></div>
-              <el-icon size="28"><DataAnalysis /></el-icon>
-            </div>
-            <span class="card-label">智能评估</span>
-            <span class="card-sublabel">质量分析 模型对比</span>
-          </div>
+        <!-- Additional floating labels -->
+        <div class="feature-pill pill-4">
+          <el-icon><Connection /></el-icon>
+          <span>API 集成</span>
         </div>
-      </div>
-    </section>
-
-    <!-- Quick Actions -->
-    <section class="quick-actions">
-      <div class="action-card" @click="goToModels">
-        <div class="action-icon">
-          <el-icon><Setting /></el-icon>
+        <div class="feature-pill pill-5">
+          <el-icon><Clock /></el-icon>
+          <span>批量处理</span>
         </div>
-        <div class="action-info">
-          <h3>模型配置</h3>
-          <p>管理 AI 模型 API 配置</p>
+        <div class="feature-pill pill-6">
+          <el-icon><Lock /></el-icon>
+          <span>数据安全</span>
+        </div>
+        <div class="feature-pill pill-7">
+          <el-icon><TrendCharts /></el-icon>
+          <span>可视化</span>
         </div>
-        <el-icon class="action-arrow"><ArrowRight /></el-icon>
       </div>
     </section>
 
@@ -179,7 +188,7 @@
 import { ref, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
-import { FolderAdd } from '@element-plus/icons-vue'
+import { FolderAdd, Check, Connection, Clock, Lock, TrendCharts } from '@element-plus/icons-vue'
 import { projectApi } from '@/api'
 import type { Project, ProjectCreate } from '@/types'
 
@@ -275,5 +284,5 @@ onMounted(() => fetchProjects())
 </script>
 
 <style scoped>
-@import '@/styles/home.scss';
+@import '@/styles/pages/home.scss';
 </style>
diff --git a/frontend/src/views/ModelSettingsView.vue b/frontend/src/views/ModelSettingsView.vue
index 861d02c..9a63e00 100644
--- a/frontend/src/views/ModelSettingsView.vue
+++ b/frontend/src/views/ModelSettingsView.vue
@@ -17,9 +17,9 @@
       <div class="header-content">
         <h1 class="page-title">
           <el-icon class="title-icon"><Cpu /></el-icon>
-          模型配置
+          模型管理
         </h1>
-        <p class="page-subtitle">管理您的 AI 模型 API 配置</p>
+        <p class="page-subtitle">管理您的 AI 模型 API</p>
       </div>
       <div class="header-right">
         <el-button type="primary" class="add-btn" @click="openAddDialog">
@@ -31,19 +31,6 @@
 
     <!-- 主内容 -->
     <main class="page-main">
-      <!-- 统计卡片 -->
-      <section class="stats-grid">
-        <div class="stat-card" v-for="stat in stats" :key="stat.label">
-          <div class="stat-icon" :class="stat.class">
-            {{ stat.icon }}
-          </div>
-          <div class="stat-info">
-            <span class="stat-value">{{ stat.value }}</span>
-            <span class="stat-label">{{ stat.label }}</span>
-          </div>
-        </div>
-      </section>
-
       <!-- 模型列表 -->
       <section class="models-section">
         <div class="section-header">
@@ -98,9 +85,11 @@
 
             <!-- 底部操作 -->
             <div class="card-footer">
-              <div class="status-badge">
-                <span class="status-dot online"></span>
-                已配置
+              <div class="status-badge" :class="model.connection_status">
+                <span class="status-dot" :class="model.connection_status"></span>
+                <template v-if="model.connection_status === 'connected'">已联通</template>
+                <template v-else-if="model.connection_status === 'disconnected'">未联通</template>
+                <template v-else>待测试</template>
               </div>
               <div class="card-actions">
                 <el-tooltip content="测试连接" placement="top">
@@ -146,18 +135,24 @@
       <el-form :model="modelForm" label-position="top" class="model-form">
         <!-- 提供商选择 -->
         <el-form-item label="选择提供商">
-          <div class="provider-grid">
-            <div
+          <el-select
+            v-model="modelForm.provider"
+            placeholder="选择 AI 服务提供商"
+            size="large"
+            class="provider-select"
+          >
+            <el-option
               v-for="provider in providers"
               :key="provider.value"
-              class="provider-option"
-              :class="{ active: modelForm.provider === provider.value }"
-              @click="modelForm.provider = provider.value"
+              :label="provider.label"
+              :value="provider.value"
             >
-              <span class="provider-abbr">{{ provider.abbr }}</span>
-              <span class="provider-name">{{ provider.label }}</span>
-            </div>
-          </div>
+              <div class="provider-option-item">
+                <span class="provider-icon">{{ provider.abbr }}</span>
+                <span>{{ provider.label }}</span>
+              </div>
+            </el-option>
+          </el-select>
         </el-form-item>
 
         <!-- 模型名称 -->
@@ -246,6 +241,7 @@ import { ref, reactive, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import type { ModelConfig, ProviderOption, ModelCreate } from '@/types'
+import { modelApi } from '@/api'
 
 const router = useRouter()
 
@@ -260,35 +256,34 @@ const models = ref<ModelConfig[]>([])
 
 // 表单
 const modelForm = reactive<ModelCreate>({
-  provider: 'openai',
+  provider: 'minimax',
   model_name: '',
   api_key: '',
-  api_base: '',
+  api_base: 'https://api.minimax.chat/v1',
   is_default: false
 })
 
+// 供应商默认 API 地址
+const providerDefaultUrls: Record<string, string> = {
+  minimax: 'https://api.minimax.chat/v1',
+  glm: 'https://open.bigmodel.cn/api/paas/v4',
+  openai: 'https://api.openai.com/v1'
+}
+
 // 提供商
 const providers: ProviderOption[] = [
-  { value: 'openai', label: 'OpenAI', abbr: 'OP' },
-  { value: 'anthropic', label: 'Anthropic', abbr: 'AN' },
-  { value: 'google', label: 'Google', abbr: 'GO' },
-  { value: 'other', label: '其他', abbr: 'OT' }
+  { value: 'minimax', label: 'MiniMax', abbr: 'MM' },
+  { value: 'glm', label: 'GLM', abbr: 'GL' },
+  { value: 'openai', label: 'OpenAI Compatible', abbr: 'OP' }
 ]
 
-// Mock
-const mockModels: ModelConfig[] = [
-  { id: '1', provider: 'openai', model_name: 'gpt-4o', api_base: 'https://api.openai.com/v1', is_default: 'true' },
-  { id: '2', provider: 'openai', model_name: 'gpt-4o-mini', api_base: 'https://api.openai.com/v1', is_default: 'false' },
-  { id: '3', provider: 'anthropic', model_name: 'claude-3-5-sonnet', api_base: 'https://api.anthropic.com', is_default: 'false' }
-]
-
-// 统计
-const stats = computed(() => [
-  { label: 'OpenAI', value: models.value.filter(m => m.provider === 'openai').length, icon: 'OP', class: 'openai' },
-  { label: 'Anthropic', value: models.value.filter(m => m.provider === 'anthropic').length, icon: 'AN', class: 'anthropic' },
-  { label: 'Google', value: models.value.filter(m => m.provider === 'google').length, icon: 'GO', class: 'google' },
-  { label: '默认模型', value: models.value.find(m => m.is_default === 'true')?.model_name || '未设置', icon: '★', class: 'default' }
-])
+// 监听 provider 变化，自动设置默认 API 地址
+import { watch } from 'vue'
+watch(() => modelForm.provider, (newProvider) => {
+  if (providerDefaultUrls[newProvider]) {
+    modelForm.api_base = providerDefaultUrls[newProvider]
+  }
+})
 
 // 方法
 const goHome = () => router.push('/')
@@ -301,20 +296,28 @@ const getProviderAbbr = (provider: string) => {
 const fetchModels = async () => {
   loading.value = true
   try {
-    await new Promise(r => setTimeout(r, 500))
-    models.value = mockModels
-  } catch {
-    ElMessage.error('加载失败')
+    const res = await modelApi.list()
+    // Handle different response formats
+    if (Array.isArray(res)) {
+      models.value = res
+    } else if (res?.data && Array.isArray(res.data)) {
+      models.value = res.data
+    } else {
+      models.value = []
+    }
+  } catch (error: any) {
+    console.error('获取模型列表失败:', error)
+    ElMessage.error(error?.message || '加载失败')
   } finally {
     loading.value = false
   }
 }
 
 const openAddDialog = () => {
-  modelForm.provider = 'openai'
+  modelForm.provider = 'minimax'
   modelForm.model_name = ''
   modelForm.api_key = ''
-  modelForm.api_base = ''
+  modelForm.api_base = providerDefaultUrls['minimax']
   modelForm.is_default = false
   showAddDialog.value = true
 }
@@ -327,12 +330,21 @@ const addModel = async () => {
 
   submitting.value = true
   try {
-    await new Promise(r => setTimeout(r, 500))
+    // Convert is_default from boolean to string
+    const data = {
+      provider: modelForm.provider,
+      model_name: modelForm.model_name,
+      api_key: modelForm.api_key,
+      api_base: modelForm.api_base,
+      is_default: modelForm.is_default ? 'true' : 'false'
+    }
+    await modelApi.create(data)
     ElMessage.success('添加成功')
     showAddDialog.value = false
     fetchModels()
-  } catch {
-    ElMessage.error('添加失败')
+  } catch (error: any) {
+    console.error('添加模型失败:', error)
+    ElMessage.error(error?.message || '添加失败')
   } finally {
     submitting.value = false
   }
@@ -344,22 +356,44 @@ const confirmDelete = (model: ModelConfig) => {
 }
 
 const handleDelete = async () => {
+  if (!modelToDelete.value?.id) return
   deleting.value = true
   try {
-    await new Promise(r => setTimeout(r, 500))
+    await modelApi.delete(modelToDelete.value.id)
     ElMessage.success('删除成功')
     deleteDialogVisible.value = false
     modelToDelete.value = null
     fetchModels()
-  } catch {
-    ElMessage.error('删除失败')
+  } catch (error: any) {
+    console.error('删除模型失败:', error)
+    ElMessage.error(error?.message || '删除失败')
   } finally {
     deleting.value = false
   }
 }
 
-const testConnection = (model: ModelConfig) => {
-  ElMessage.info(`测试 ${model.model_name}...`)
+const testConnection = async (model: ModelConfig) => {
+  ElMessage.info(`正在测试 ${model.model_name}...`)
+  try {
+    const res = await modelApi.test(model.id)
+    // Update model connection status from response
+    const modelItem = models.value.find(m => m.id === model.id)
+    if (modelItem && res?.model) {
+      modelItem.connection_status = res.model.connection_status
+      if (res.test_result?.success) {
+        ElMessage.success('连接成功！')
+      } else {
+        ElMessage.error(res.test_result?.message || '连接失败')
+      }
+    }
+  } catch (error: any) {
+    console.error('测试连接失败:', error)
+    const modelItem = models.value.find(m => m.id === model.id)
+    if (modelItem) {
+      modelItem.connection_status = 'disconnected'
+    }
+    ElMessage.error(error?.message || '连接失败')
+  }
 }
 
 onMounted(() => fetchModels())
@@ -489,63 +523,6 @@ onMounted(() => fetchModels())
   padding: 32px;
 }
 
-/* 统计卡片 */
-.stats-grid {
-  display: grid;
-  grid-template-columns: repeat(4, 1fr);
-  gap: 16px;
-  margin-bottom: 32px;
-}
-
-.stat-card {
-  display: flex;
-  align-items: center;
-  gap: 16px;
-  padding: 20px;
-  background: var(--bg-secondary);
-  border: 1px solid var(--border-subtle);
-  border-radius: var(--radius-lg);
-  transition: all var(--transition-fast);
-}
-
-.stat-card:hover {
-  border-color: var(--border-default);
-  transform: translateY(-2px);
-}
-
-.stat-icon {
-  width: 48px;
-  height: 48px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  border-radius: var(--radius-md);
-  font-size: 14px;
-  font-weight: 700;
-  color: white;
-}
-
-.stat-icon.openai { background: linear-gradient(135deg, #10a37f, #0d8c6d); }
-.stat-icon.anthropic { background: linear-gradient(135deg, #d97757, #c45f3f); }
-.stat-icon.google { background: linear-gradient(135deg, #4285f4, #3367d6); }
-.stat-icon.default { background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)); }
-
-.stat-info {
-  display: flex;
-  flex-direction: column;
-}
-
-.stat-value {
-  font-size: 20px;
-  font-weight: 600;
-  color: var(--text-primary);
-}
-
-.stat-label {
-  font-size: 12px;
-  color: var(--text-tertiary);
-}
-
 /* 模型列表 */
 .models-section {
   background: var(--bg-secondary);
@@ -637,36 +614,38 @@ onMounted(() => fetchModels())
 .model-card {
   position: relative;
   padding: 24px;
-  background: var(--bg-tertiary);
+  background: var(--bg-secondary);
   border: 1px solid var(--border-subtle);
-  border-radius: var(--radius-lg);
-  transition: all var(--transition-base);
+  border-radius: 16px;
+  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
   animation: fadeInUp 0.4s ease backwards;
   animation-delay: var(--delay);
+  overflow: hidden;
 }
 
 @keyframes fadeInUp {
-  from { opacity: 0; transform: translateY(16px); }
+  from { opacity: 0; transform: translateY(20px); }
   to { opacity: 1; transform: translateY(0); }
 }
 
 .model-card:hover {
-  border-color: var(--accent-primary-muted);
-  transform: translateY(-4px);
-  box-shadow: var(--glow-primary);
+  border-color: rgba(0, 212, 255, 0.4);
+  transform: translateY(-6px);
+  box-shadow: 0 12px 40px rgba(0, 212, 255, 0.15);
 }
 
 .model-card.is-default {
-  border-color: rgba(52, 211, 153, 0.3);
+  border-color: rgba(52, 211, 153, 0.4);
 }
 
 .card-glow {
   position: absolute;
   inset: 0;
-  border-radius: var(--radius-lg);
-  background: radial-gradient(circle at top right, var(--accent-primary-muted), transparent 60%);
+  border-radius: 16px;
+  background: radial-gradient(circle at top right, rgba(0, 212, 255, 0.15), transparent 60%);
   opacity: 0;
-  transition: opacity var(--transition-base);
+  transition: opacity 0.3s ease;
+  pointer-events: none;
 }
 
 .model-card:hover .card-glow {
@@ -688,23 +667,20 @@ onMounted(() => fetchModels())
 }
 
 .provider-logo {
-  width: 44px;
-  height: 44px;
+  width: 48px;
+  height: 48px;
   display: flex;
   align-items: center;
   justify-content: center;
-  border-radius: var(--radius-md);
-  font-size: 13px;
+  border-radius: 12px;
+  font-size: 14px;
   font-weight: 700;
   color: white;
   margin-bottom: 16px;
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
+  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
 }
 
-.provider-logo.openai { background: linear-gradient(135deg, #10a37f, #0d8c6d); }
-.provider-logo.anthropic { background: linear-gradient(135deg, #d97757, #c45f3f); }
-.provider-logo.google { background: linear-gradient(135deg, #4285f4, #3367d6); }
-.provider-logo.other { background: linear-gradient(135deg, #6b7280, #4b5563); }
-
 .model-info {
   margin-bottom: 20px;
 }
@@ -741,6 +717,18 @@ onMounted(() => fetchModels())
   color: var(--text-secondary);
 }
 
+.status-badge.connected {
+  color: var(--success);
+}
+
+.status-badge.disconnected {
+  color: var(--danger);
+}
+
+.status-badge.untested {
+  color: var(--warning);
+}
+
 .status-dot {
   width: 6px;
   height: 6px;
@@ -748,9 +736,29 @@ onMounted(() => fetchModels())
   background: var(--text-muted);
 }
 
-.status-dot.online {
+.status-dot.online,
+.status-dot.connected {
   background: var(--success);
   box-shadow: 0 0 8px var(--success);
+  animation: pulse 2s infinite;
+}
+
+.status-dot.disconnected {
+  background: var(--danger);
+  box-shadow: 0 0 8px var(--danger);
+}
+
+.status-dot.untested {
+  background: var(--warning);
+}
+
+@keyframes pulse {
+  0%, 100% {
+    opacity: 1;
+  }
+  50% {
+    opacity: 0.6;
+  }
 }
 
 .card-actions {
@@ -780,30 +788,42 @@ onMounted(() => fetchModels())
 :deep(.model-dialog .el-dialog) {
   background: var(--bg-elevated);
   border: 1px solid var(--border-subtle);
-  border-radius: var(--radius-xl);
+  border-radius: 20px;
+  overflow: hidden;
+}
+
+:deep(.model-dialog .el-dialog__header) {
+  padding: 0;
+  margin: 0;
+}
+
+:deep(.model-dialog .el-dialog__body) {
+  padding: 24px;
 }
 
 .dialog-header {
   display: flex;
   align-items: center;
   gap: 16px;
-  padding: 20px 24px;
-  position: relative;
+  padding: 24px;
+  background: linear-gradient(135deg, var(--accent-primary-muted), rgba(124, 58, 237, 0.1));
+  border-bottom: 1px solid var(--border-subtle);
 }
 
 .dialog-icon {
-  width: 44px;
-  height: 44px;
+  width: 48px;
+  height: 48px;
   display: flex;
   align-items: center;
   justify-content: center;
-  background: var(--accent-primary);
-  border-radius: var(--radius-md);
+  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
+  border-radius: 12px;
   color: #030407;
+  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.3);
 }
 
 .dialog-title h3 {
-  font-size: 18px;
+  font-size: 20px;
   font-weight: 600;
   color: var(--text-primary);
   margin: 0;
@@ -817,74 +837,104 @@ onMounted(() => fetchModels())
 
 .dialog-close {
   position: absolute;
-  right: 16px;
+  right: 20px;
   top: 50%;
   transform: translateY(-50%);
-  width: 32px;
-  height: 32px;
+  width: 36px;
+  height: 36px;
   display: flex;
   align-items: center;
   justify-content: center;
-  background: transparent;
-  border: none;
-  border-radius: var(--radius-sm);
-  color: var(--text-tertiary);
+  background: var(--bg-tertiary);
+  border: 1px solid var(--border-subtle);
+  border-radius: 10px;
+  color: var(--text-secondary);
   cursor: pointer;
+  transition: all 0.2s ease;
 }
 
 .dialog-close:hover {
   background: var(--bg-hover);
   color: var(--text-primary);
-}
-
-.provider-grid {
-  display: grid;
-  grid-template-columns: repeat(4, 1fr);
-  gap: 12px;
-}
-
-.provider-option {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  gap: 8px;
-  padding: 16px 8px;
-  background: var(--bg-tertiary);
-  border: 1px solid var(--border-subtle);
-  border-radius: var(--radius-md);
-  cursor: pointer;
-  transition: all var(--transition-fast);
-}
-
-.provider-option:hover {
   border-color: var(--border-default);
 }
 
-.provider-option.active {
-  border-color: var(--accent-primary);
-  background: var(--accent-primary-muted);
+.provider-select {
+  width: 100%;
 }
 
-.provider-option .provider-abbr {
-  font-size: 14px;
-  font-weight: 700;
+.provider-select :deep(.el-input__wrapper) {
+  background: var(--bg-tertiary);
+  border: 1px solid var(--border-subtle);
+  border-radius: 12px;
+  padding: 4px 16px;
+  box-shadow: none !important;
+}
+
+.provider-select :deep(.el-input__wrapper:hover) {
+  border-color: var(--border-default);
+}
+
+.provider-select :deep(.el-input__wrapper.is-focus) {
+  border-color: var(--accent-primary);
+  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15) !important;
+}
+
+.provider-select :deep(.el-select__placeholder) {
+  color: var(--text-secondary);
+}
+
+.provider-select :deep(.el-select__selected-item) {
   color: var(--text-primary);
 }
 
-.provider-option .provider-name {
-  font-size: 11px;
-  color: var(--text-tertiary);
+.provider-select :deep(.el-select-dropdown) {
+  background: var(--bg-elevated) !important;
+  border: 1px solid var(--border-subtle) !important;
+  border-radius: 12px;
+  padding: 6px;
 }
 
-.provider-option.active .provider-name {
+.provider-select :deep(.el-select-dropdown__item) {
+  color: var(--text-primary) !important;
+  border-radius: 8px;
+  padding: 8px 12px;
+}
+
+.provider-select :deep(.el-select-dropdown__item:hover) {
+  background: var(--bg-hover);
+}
+
+.provider-select :deep(.el-select-dropdown__item.is-selected) {
+  background: var(--accent-primary-muted);
   color: var(--accent-primary);
 }
 
+.provider-option-item {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  color: var(--text-primary);
+}
+
+.provider-icon {
+  width: 28px;
+  height: 28px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  border-radius: 6px;
+  font-size: 10px;
+  font-weight: 700;
+  color: #030407;
+  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
+}
+
 .dialog-footer {
   display: flex;
   justify-content: flex-end;
   gap: 12px;
-  padding: 16px 24px;
+  padding: 20px 24px;
   background: var(--bg-tertiary);
   border-top: 1px solid var(--border-subtle);
 }
@@ -893,31 +943,32 @@ onMounted(() => fetchModels())
 :deep(.delete-dialog .el-dialog) {
   background: var(--bg-elevated);
   border: 1px solid var(--danger-muted);
-  border-radius: var(--radius-xl);
+  border-radius: 16px;
 }
 
 .delete-header {
   display: flex;
   flex-direction: column;
   align-items: center;
-  gap: 12px;
-  padding: 24px;
+  gap: 16px;
+  padding: 32px 24px 24px;
 }
 
 .delete-icon {
-  width: 56px;
-  height: 56px;
+  width: 64px;
+  height: 64px;
   display: flex;
   align-items: center;
   justify-content: center;
-  background: var(--danger-muted);
+  background: linear-gradient(135deg, rgba(248, 113, 113, 0.2), rgba(248, 113, 113, 0.1));
   border: 1px solid var(--danger-muted);
-  border-radius: 50%;
+  border-radius: 16px;
   color: var(--danger);
+  box-shadow: 0 4px 20px rgba(248, 113, 113, 0.2);
 }
 
 .delete-header h3 {
-  font-size: 18px;
+  font-size: 20px;
   font-weight: 600;
   color: var(--text-primary);
   margin: 0;
@@ -925,12 +976,13 @@ onMounted(() => fetchModels())
 
 .delete-content {
   text-align: center;
-  padding: 0 24px 24px;
+  padding: 0 32px 24px;
 }
 
 .delete-content p {
   color: var(--text-secondary);
   margin: 0;
+  font-size: 15px;
 }
 
 .delete-content p strong {
@@ -940,16 +992,21 @@ onMounted(() => fetchModels())
 .warning-text {
   color: var(--danger) !important;
   font-size: 13px;
-  margin-top: 8px !important;
+  margin-top: 12px !important;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 6px;
 }
 
 .delete-footer {
   display: flex;
   justify-content: center;
   gap: 12px;
-  padding: 16px 24px;
+  padding: 20px 24px;
   background: var(--bg-tertiary);
   border-top: 1px solid var(--border-subtle);
+  border-radius: 0 0 16px 16px;
 }
 
 /* 响应式 */
@@ -960,10 +1017,6 @@ onMounted(() => fetchModels())
     padding: 16px;
   }
 
-  .stats-grid {
-    grid-template-columns: repeat(2, 1fr);
-  }
-
   .page-main {
     padding: 16px;
   }