<!DOCTYPE html>
<html lang="vi">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Header Demo</title>
<style>
  
  /* ===== HEADER ===== */
  .site-header{
  
    border-bottom:1px solid var(--line);
    position:sticky;
    top:0;
    z-index:100;
  }
  .header-inner{
    max-width:1410px;
    margin:0 auto;
    padding:14px 24px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
  }

  .logo{
    display:flex;
    align-items:center;
    flex-shrink:0;
  }
  .logo img{
    height:44px;
    width:auto;
    display:block;
  }

  nav.main-nav{
    flex:1;
    display:flex;
    justify-content:center;
  }
  nav.main-nav ul{
    list-style:none;
    display:flex;
    gap:36px;
    margin:0;
    padding:0;
  }
  nav.main-nav a{
    text-decoration:none;
    color:var(--ink);
    font-size:15px;
    font-weight:500;
    letter-spacing:0.02em;
    padding:8px 2px;
    position:relative;
    transition:color .2s ease;
  }
  nav.main-nav a::after{
    content:"";
    position:absolute;
    left:0; right:0; bottom:0;
    height:2px;
    background:var(--accent);
    transform:scaleX(0);
    transform-origin:left;
    transition:transform .25s ease;
  }
  nav.main-nav a:hover{ color:var(--accent); }
  nav.main-nav a:hover::after{ transform:scaleX(1); }
  nav.main-nav a:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:4px;
    border-radius:2px;
  }

  .header-actions{
    flex-shrink:0;
    display:flex;
    align-items:center;
    gap:8px;
  }

  .icon-btn{
    position:relative;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:40px;
    height:40px;
    border:none;
    background:none;
    color:var(--ink);
    border-radius:50%;
    cursor:pointer;
    text-decoration:none;
    transition:background .2s ease;
  }
  .icon-btn svg{
    width:22px;
    height:22px;
  }
  .icon-btn:hover{ background:#f1f1f1; }
  .icon-btn:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:2px;
  }

  .icon-badge{
    position:absolute;
    top:2px;
    right:2px;
    min-width:16px;
    height:16px;
    padding:0 4px;
    border-radius:999px;
    background:#e02424;
    color:#fff;
    font-size:10px;
    font-weight:700;
    line-height:16px;
    text-align:center;
  }
  .icon-badge[data-count="0"]{ display:none; }

  .shop-now-btn{
    display:inline-flex;
    align-items:center;
    text-decoration:none;
    color:#fff;
    background:var(--accent);
    font-size:14px;
    font-weight:600;
    padding:10px 22px;
    border-radius:999px;
    white-space:nowrap;
    margin-left:8px;
    transition:opacity .2s ease;
  }
  .shop-now-btn:hover{ opacity:.85; }

  /* Mobile toggle */
  .menu-toggle{
    display:none;
    flex-direction:column;
    gap:5px;
    background:none;
    border:none;
    cursor:pointer;
    padding:6px;
  }
  .menu-toggle span{
    width:24px;
    height:2px;
    background:var(--ink);
    display:block;
  }

  @media (max-width: 860px){
    nav.main-nav{
      position:absolute;
      top:100%;
      left:0;
      right:0;
      background:var(--bg);
      border-bottom:1px solid var(--line);
      display:none;
      padding:16px 24px;
    }
    nav.main-nav.open{ display:block; }
    nav.main-nav ul{
      flex-direction:column;
      gap:16px;
    }
    .header-actions{ gap:2px; }
    .shop-now-btn{
      padding:8px 16px;
      font-size:13px;
      margin-left:4px;
    }
    .icon-btn{ width:36px; height:36px; }
    .menu-toggle{ display:flex; order:3; }
    .header-inner{ position:relative; flex-wrap:wrap; }
  }
</style>
</head>
<body>

<header class="site-header">
  <div class="header-inner">

    <a href="/" class="logo" aria-label="Trang chủ">
      <img src="https://spacing.nyc3.cdn.digitaloceanspaces.com/1784883482144lo5xr0.png" alt="Logo cửa hàng">
    </a>

    <nav class="main-nav" id="mainNav">
      <ul>
        <li><a href="/">Home</a></li>
        <li><a href="/shop">Shop</a></li>
        <li><a href="/page/about-us">About Us</a></li>
        <li><a href="/contact">Contact Us</a></li>
        <li><a href="/page/order-tracking">Order Tracking</a></li>
      </ul>
    </nav>

    <div class="header-actions">

        
      </a>

      <a href="/wishlist" class="icon-btn" aria-label="Wishlist">
        <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" aria-hidden="true">
          <path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z" stroke="currentColor" stroke-width="1.35" stroke-linecap="round" stroke-linejoin="round"></path>
        </svg>
        <span class="icon-badge" data-count="0">0</span>
      </a>

      <a href="/cart" class="icon-btn" aria-label="Cart">
        <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" aria-hidden="true">
          <path d="M3 4h2l1.4 10.5a2 2 0 0 0 2 1.7h8.6a2 2 0 0 0 2-1.6L21 8H6" stroke="currentColor" stroke-width="1.6" stroke-linecap="round" stroke-linejoin="round"></path>
          <circle cx="10" cy="20" r="1.4" fill="currentColor"></circle>
          <circle cx="17" cy="20" r="1.4" fill="currentColor"></circle>
        </svg>
        <span class="icon-badge" data-count="0">0</span>
      </a>

      <a href="/shop" class="shop-now-btn">Shop now</a>
    </div>

    <button class="menu-toggle" id="menuToggle" aria-label="Mở menu" aria-expanded="false" aria-controls="mainNav">
      <span></span><span></span><span></span>
    </button>

  </div>
</header>

<script>
  const toggle = document.getElementById('menuToggle');
  const nav = document.getElementById('mainNav');
  toggle.addEventListener('click', () => {
    const isOpen = nav.classList.toggle('open');
    toggle.setAttribute('aria-expanded', isOpen);
  });
</script>

</body>
</html>