feat: update UI dashboard page

src/App.css

@@ -1,6 +1,25 @@
 @import 'tailwindcss';
 @import '@heroui/styles';
 
+@theme {
+  --color-app-bg: #f8fafc;
+  --color-app-surface: #ffffff;
+  --color-app-surface-muted: #f1f5f9;
+  --color-app-border: #e2e8f0;
+  --color-app-border-input: #cbd5e1;
+  --color-app-text: #1e293b;
+  --color-app-text-strong: #0f172a;
+  --color-app-text-muted: #64748b;
+  --color-app-primary: #1a73e8;
+  --color-app-primary-dark: #1558b0;
+  --color-app-primary-soft: #e8f1fd;
+  --color-app-primary-contrast: #ffffff;
+  --color-app-interactive-hover: #f1f5f9;
+  --color-app-interactive-active: #e8f1fd;
+  --color-app-focus: #1a73e8;
+  --shadow-app-panel: 0 16px 42px rgb(0 0 0 / 5%);
+}
+
 .app-shell {
   display: grid;
   grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
@@ -17,8 +36,8 @@
   top: 0;
   height: 100vh;
   padding: 24px 16px;
-  border-right: 1px solid var(--border);
+  border-right: 1px solid var(--color-app-border);
-  background: var(--surface);
+  background: var(--color-app-surface);
   overflow: hidden;
 }
 
@@ -36,7 +55,7 @@
   place-items: center;
   border-radius: 8px;
   color: #ffffff;
-  background: var(--primary);
+  background: var(--color-app-primary);
   font-weight: 800;
 }
 
@@ -61,7 +80,7 @@
 
 .sidebar__brand span {
   margin-top: 3px;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
   font-size: 13px;
 }
 
@@ -71,10 +90,10 @@
   height: 36px;
   margin-bottom: 14px;
   place-items: center;
-  border: 1px solid var(--border);
+  border: 1px solid var(--color-app-border);
   border-radius: 8px;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
-  background: var(--surface);
+  background: var(--color-app-surface);
   cursor: pointer;
   font-weight: 800;
   transition:
@@ -84,14 +103,14 @@
 }
 
 .sidebar__toggle:hover {
-  color: var(--primary);
+  color: var(--color-app-primary);
-  border-color: var(--primary);
+  border-color: var(--color-app-primary);
-  background: var(--primary-soft);
+  background: var(--color-app-primary-soft);
 }
 
 .sidebar__toggle:focus-visible,
 .sidebar__link:focus-visible {
-  outline: 2px solid var(--focus);
+  outline: 2px solid var(--color-app-focus);
   outline-offset: 2px;
 }
 
@@ -106,7 +125,7 @@
   min-height: 42px;
   padding: 10px 12px;
   border-radius: 8px;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
   font-size: 15px;
   font-weight: 600;
   gap: 10px;
@@ -123,20 +142,20 @@
   height: 28px;
   place-items: center;
   border-radius: 7px;
-  color: var(--primary-dark);
+  color: var(--color-app-primary-dark);
-  background: var(--primary-soft);
+  background: var(--color-app-primary-soft);
   font-size: 11px;
   font-weight: 800;
 }
 
 .sidebar__link:hover {
-  color: var(--text);
+  color: var(--color-app-text);
-  background: var(--interactive-hover);
+  background: var(--color-app-interactive-hover);
 }
 
 .sidebar__link--active {
-  color: var(--primary);
+  color: var(--color-app-primary);
-  background: var(--interactive-active);
+  background: var(--color-app-interactive-active);
 }
 
 .app-shell--collapsed .sidebar {
@@ -168,7 +187,7 @@
 
 .main-content {
   min-width: 0;
-  padding: 32px;
+  padding: 16px;
 }
 
 .page-header {
@@ -188,7 +207,7 @@
 .page-header p {
   max-width: 720px;
   margin: 8px 0 0;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
 }
 
 .stat-grid {
@@ -199,10 +218,10 @@
 
 .stat-card,
 .content-panel {
-  border: 1px solid var(--border);
+  border: 1px solid var(--color-app-border);
   border-radius: 8px;
-  background: var(--surface);
+  background: var(--color-app-surface);
-  box-shadow: 0 16px 42px var(--shadow-color);
+  box-shadow: var(--shadow-app-panel);
 }
 
 .stat-card {
@@ -211,7 +230,7 @@
 
 .stat-card span {
   display: block;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
   font-size: 14px;
 }
 
@@ -233,7 +252,7 @@
 
 .content-panel p {
   margin: 8px 0 0;
-  color: var(--text-muted);
+  color: var(--color-app-text-muted);
 }
 
 @media (max-width: 900px) {
@@ -250,7 +269,7 @@
     height: auto;
     padding: 16px;
     border-right: 0;
-    border-bottom: 1px solid var(--border);
+    border-bottom: 1px solid var(--color-app-border);
   }
 
   .sidebar__brand {

src/components/CourseCard.jsx

@@ -0,0 +1,83 @@
+import { Card, Button } from '@heroui/react';
+import { PencilIcon, EllipsisVerticalIcon } from '@heroicons/react/24/outline';
+
+const statusStyles = {
+  Published: 'bg-green-100 text-green-700',
+  Draft: 'bg-yellow-100 text-yellow-700',
+  Archived: 'bg-gray-100 text-gray-600'
+};
+
+function CourseCard({ course, image }) {
+  const { code, title, description, status, lastUpdate } = course;
+
+  const formattedDate = new Date(lastUpdate).toLocaleDateString('en-GB', {
+    day: '2-digit',
+    month: '2-digit',
+    year: 'numeric'
+  });
+
+  return (
+    <Card
+      variant="default"
+      className="w-full max-w-100 overflow-hidden rounded-lg border border-gray-300 bg-white shadow-none"
+    >
+      {/* Image */}
+      <div className="relative h-48 overflow-hidden border-b border-gray-300">
+        <img src={image} alt={title} className="h-full w-full object-cover" />
+
+        {/* Course code */}
+        <div className="absolute left-4 top-4 rounded-sm border border-gray-300 bg-white px-3 py-1.5">
+          <span className="text-lg font-semibold text-gray-800">{code}</span>
+        </div>
+      </div>
+
+      {/* Content */}
+      <Card.Content className="px-5 py-5">
+        <h3 className="mb-3 text-xl font-medium leading-tight text-gray-900">
+          {title}
+        </h3>
+
+        <p className="line-clamp-2 text-lg leading-8 text-gray-700">
+          {description}
+        </p>
+      </Card.Content>
+
+      {/* Footer */}
+      <Card.Footer className="mx-5 flex items-center justify-between border-t border-gray-300 px-0 py-5">
+        <div className="flex items-center gap-2">
+          <span
+            className={`rounded-full px-2.5 py-1 text-sm font-medium ${
+              statusStyles[status] ?? 'bg-gray-100 text-gray-600'
+            }`}
+          >
+            {status}
+          </span>
+
+          <span className="text-sm text-gray-600">Updated {formattedDate}</span>
+        </div>
+
+        <div className="flex items-center gap-1">
+          <Button
+            isIconOnly
+            variant="ghost"
+            size="sm"
+            aria-label={`Edit ${title}`}
+          >
+            <PencilIcon className="h-5 w-5" />
+          </Button>
+
+          <Button
+            isIconOnly
+            variant="ghost"
+            size="sm"
+            aria-label={`More actions for ${title}`}
+          >
+            <EllipsisVerticalIcon className="h-5 w-5" />
+          </Button>
+        </div>
+      </Card.Footer>
+    </Card>
+  );
+}
+
+export default CourseCard;

src/components/StatGrid.jsx

@@ -1,14 +0,0 @@
-function StatGrid({ items }) {
-  return (
-    <section className="stat-grid" aria-label="Metrics">
-      {items.map((item) => (
-        <article className="stat-card" key={item.label}>
-          <span>{item.label}</span>
-          <strong>{item.value}</strong>
-        </article>
-      ))}
-    </section>
-  )
-}
-
-export default StatGrid

src/config/color.ts

@@ -1,121 +0,0 @@
-export const colors = {
-    // =========================
-    // Brand
-    // =========================
-    primary: {
-        main: '#1A73E8',
-        light: '#E8F1FD',
-        dark: '#1558B0',
-        contrast: '#FFFFFF',
-    },
-
-    // =========================
-    // Text & Icon
-    // =========================
-    slate: {
-        50: '#F8FAFC',
-        100: '#F1F5F9',
-        200: '#E2E8F0',
-        300: '#CBD5E1',
-        400: '#94A3B8',
-        500: '#64748B',
-        600: '#475569',
-        700: '#334155',
-        800: '#1E293B',
-        900: '#0F172A',
-    },
-
-    // =========================
-    // Background
-    // =========================
-    background: {
-        default: '#F8FAFC',
-        surface: '#FFFFFF',
-        muted: '#F1F5F9',
-    },
-
-    // =========================
-    // Border
-    // =========================
-    border: {
-        default: '#E2E8F0',
-        input: '#CBD5E1',
-        focus: '#1A73E8',
-        divider: '#E2E8F0',
-    },
-
-    // =========================
-    // Status
-    // =========================
-    status: {
-        success: {
-            main: '#16A34A',
-            light: '#DCFCE7',
-            dark: '#166534',
-        },
-
-        warning: {
-            main: '#D97706',
-            light: '#FEF3C7',
-            dark: '#92400E',
-        },
-
-        error: {
-            main: '#DC2626',
-            light: '#FEE2E2',
-            dark: '#991B1B',
-        },
-
-        info: {
-            main: '#2563EB',
-            light: '#DBEAFE',
-            dark: '#1E40AF',
-        },
-
-        neutral: {
-            main: '#64748B',
-            light: '#F1F5F9',
-            dark: '#475569',
-        },
-    },
-
-    // =========================
-    // Interactive
-    // =========================
-    interactive: {
-        hover: '#F1F5F9',
-        active: '#E8F1FD',
-        selected: '#E8F1FD',
-        focus: '#1A73E8',
-        disabled: '#CBD5E1',
-    },
-
-    // =========================
-    // Drag & Drop
-    // =========================
-    drag: {
-        outline: '#1A73E8',
-        background: '#FFFFFF',
-        dropZone: '#1A73E8',
-        dropZoneBackground: '#E8F1FD',
-    },
-
-    // =========================
-    // Overlay / Shadow
-    // =========================
-    overlay: {
-        shadow: 'rgba(0, 0, 0, 0.05)',
-        backdrop: 'rgba(15, 23, 42, 0.32)',
-    },
-
-    // =========================
-    // Common
-    // =========================
-    common: {
-        white: '#FFFFFF',
-        black: '#000000',
-        transparent: 'transparent',
-    },
-} as const;
-
-export type Colors = typeof colors;

src/config/theme.js

@@ -1,26 +0,0 @@
-import { colors } from './color'
-
-export const themeCssVariables = {
-  '--bg': colors.background.default,
-  '--surface': colors.background.surface,
-  '--surface-muted': colors.background.muted,
-  '--border': colors.border.default,
-  '--border-input': colors.border.input,
-  '--text': colors.slate[800],
-  '--text-strong': colors.slate[900],
-  '--text-muted': colors.slate[500],
-  '--primary': colors.primary.main,
-  '--primary-dark': colors.primary.dark,
-  '--primary-soft': colors.primary.light,
-  '--primary-contrast': colors.primary.contrast,
-  '--interactive-hover': colors.interactive.hover,
-  '--interactive-active': colors.interactive.active,
-  '--focus': colors.interactive.focus,
-  '--shadow-color': colors.overlay.shadow,
-}
-
-export function applyThemeCssVariables() {
-  Object.entries(themeCssVariables).forEach(([key, value]) => {
-    document.documentElement.style.setProperty(key, value)
-  })
-}

src/index.css

@@ -1,27 +1,12 @@
 :root {
-  --bg: #f6f7f9;
-  --surface: #ffffff;
-  --surface-muted: #f0f3f7;
-  --border: #dfe3ea;
-  --text: #1d2433;
-  --text-muted: #667085;
-  --primary: #2563eb;
-  --primary-dark: #1d4ed8;
-  --primary-soft: #e9f0ff;
-  --primary-contrast: #ffffff;
-  --interactive-hover: #f0f3f7;
-  --interactive-active: #e9f0ff;
-  --focus: #2563eb;
-  --shadow: 0 16px 42px rgba(29, 36, 51, 0.08);
-  --shadow-color: rgba(0, 0, 0, 0.05);
   --sidebar-width: 264px;
   --sidebar-collapsed-width: 88px;
 
   font-family:
     Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI',
     sans-serif;
-  color: var(--text);
+  color: var(--color-app-text);
-  background: var(--bg);
+  background: var(--color-app-bg);
   font-synthesis: none;
   text-rendering: optimizeLegibility;
   -webkit-font-smoothing: antialiased;

src/main.jsx

@@ -2,9 +2,6 @@ import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
 import './index.css'
 import App from './App.jsx'
-import { applyThemeCssVariables } from './config/theme.js'
-
-applyThemeCssVariables()
 
 createRoot(document.getElementById('root')).render(
   <StrictMode>

src/pages/Dashboard/DashboardPage.jsx

@@ -1,29 +1,54 @@
-import PageHeader from '../../components/PageHeader.jsx';
+import CourseCard from '../../components/CourseCard.jsx';
-import StatGrid from '../../components/StatGrid.jsx';
+import {
-import { Typography, SearchField, Separator } from '@heroui/react';
+  Typography,
+  SearchField,
+  Separator,
+  Button,
+  Tabs
+} from '@heroui/react';
 import {
   BellIcon,
   QuestionMarkCircleIcon,
-  UserCircleIcon
+  UserCircleIcon,
+  FunnelIcon,
+  PlusIcon
 } from '@heroicons/react/16/solid';
 
 const stats = [
-  { label: 'Khoa hoc dang mo', value: '24' },
+  {
-  { label: 'Hoc vien', value: '1,248' },
+    code: 'LDR-101',
-  { label: 'Lop trong tuan', value: '18' },
+    title: 'Foundations of Modern Leadership',
-  { label: 'Ty le hoan thanh', value: '82%' }
+    description:
+      'An introductory course covering essential leadership principles for new managers.',
+    status: 'Published',
+    lastUpdate: '2026-08-19'
+  },
+  {
+    code: 'TEC-204',
+    title: 'Advanced Cloud Architecture Patterns',
+    description:
+      'Deep dive into scalable cloud infrastructure design and implementation strategies.',
+    status: 'Draft',
+    lastUpdate: '2026-08-19'
+  },
+  {
+    code: 'CMP-099',
+    title: '2022 Annual Compliance Review',
+    description: 'Outdated compliance materials from the previous fiscal year.',
+    status: 'Archived',
+    lastUpdate: '2026-08-19'
+  }
 ];
 
+const courseImage =
+  'https://images.unsplash.com/photo-1556761175-b413da4baf72?auto=format&fit=crop&w=800&q=80';
+
 function DashboardPage() {
   return (
     <>
-      {/* <PageHeader
-        title="Tong quan"
-        description="Theo doi nhanh tinh hinh dao tao va cac chi so LMS."
-      /> */}
       <div className="mb-3 flex flex-row items-center justify-between">
         <SearchField name="search">
-          <SearchField.Group className="w-[280px]">
+          <SearchField.Group className="rounded-xl border border-gray-300 w-100">
             <SearchField.SearchIcon />
 
             <SearchField.Input
@@ -34,22 +59,90 @@ function DashboardPage() {
             <SearchField.ClearButton />
           </SearchField.Group>
         </SearchField>
-        <div className="flex flex-row items-center gap-2">
+        <div className="flex flex-row items-center gap-5">
           <BellIcon className="mr-1 inline h-6 w-6" />
           <QuestionMarkCircleIcon className="mr-1 inline h-6 w-6" />
           <UserCircleIcon className="mr-1 inline h-6 w-6" />
         </div>
       </div>
       <Separator className="my-4" />
-      <div className="mb-4">
+      <div className="mb-4 flex flex-row items-center justify-between">
-        <Typography variant="h3" className="mb-2">
+        <div>
-          Course
+          <Typography variant="h3" className="mb-2">
-        </Typography>
+            Course
-        <Typography variant="body1" className="text-gray-600">
+          </Typography>
-          Manage and organize your learning content.
+          <Typography variant="body1" className="text-gray-600">
-        </Typography>
+            Manage and organize your learning content.
+          </Typography>
+        </div>
+        <div className="flex flex-row item-center gap-2">
+          <Button variant="outline" className="rounded-lg">
+            <FunnelIcon />
+            Filter
+          </Button>
+          <Button className="rounded-lg">
+            <PlusIcon />
+            New Course
+          </Button>
+        </div>
+      </div>
+      <Separator className="my-4" />
+      <div className="flex flex-row items-center justify-between my-3 bg-white rounded-md border p-3">
+        <Tabs defaultSelectedKey="all" className="w-fit">
+          <Tabs.ListContainer>
+            <Tabs.List
+              aria-label="Course status"
+              className="gap-1 rounded-md bg-gray-100"
+            >
+              <Tabs.Tab
+                id="all"
+                className="h-7 rounded px-6 py-5 text-base font-normal text-gray-700"
+              >
+                All
+                <Tabs.Indicator className="rounded bg-white shadow-sm" />
+              </Tabs.Tab>
+
+              <Tabs.Tab
+                id="draft"
+                className="h-7 rounded px-6 py-5 text-base font-normal text-gray-500"
+              >
+                Draft
+                <Tabs.Indicator className="rounded bg-white shadow-sm" />
+              </Tabs.Tab>
+
+              <Tabs.Tab
+                id="published"
+                className="h-7 rounded px-6 py-5 text-base font-normal text-gray-500"
+              >
+                Published
+                <Tabs.Indicator className="rounded bg-white shadow-sm" />
+              </Tabs.Tab>
+
+              <Tabs.Tab
+                id="archived"
+                className="h-7 rounded px-6 py-5 text-base font-normal text-gray-500"
+              >
+                Archived
+                <Tabs.Indicator className="rounded bg-white shadow-sm" />
+              </Tabs.Tab>
+            </Tabs.List>
+          </Tabs.ListContainer>
+        </Tabs>
+        <SearchField name="search">
+          <SearchField.Group className="rounded-xl border border-gray-300 w-100">
+            <SearchField.SearchIcon />
+
+            <SearchField.Input placeholder="Search course by title or code..." />
+
+            <SearchField.ClearButton />
+          </SearchField.Group>
+        </SearchField>
+      </div>
+      <div className="grid grid-cols-1 gap-5 md:grid-cols-2 xl:grid-cols-4">
+        {stats.map((course) => (
+          <CourseCard key={course.code} course={course} image={courseImage} />
+        ))}
       </div>
-      <StatGrid items={stats} />
     </>
   );
 }