<?php
// /templates/header.php (Phiên bản cuối cùng dùng CDN)
require_once __DIR__ . '/../core/init.php';
?>
<!DOCTYPE html>
<html lang="vi">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Phần mềm quản lý bán hàng</title>
    
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">
    
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css">
    <link rel="stylesheet" href="/quanlybanhang/assets/css/style.css">
	<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
</head>
<body>

<div class="d-flex" id="wrapper">
    <?php include 'sidebar.php'; ?>
    <div id="page-content-wrapper">
        <nav class="navbar navbar-expand-lg navbar-light bg-white border-bottom shadow-sm">
             </nav>
        <div class="container-fluid pt-4">