<div class="accordion-menu">
<details open>
<summary>👤 My Account</summary>
<ul>
<li><a href="#">Profile</a></li>
<li><a href="#">Settings</a></li>
<li><a href="#">Billing</a></li>
</ul>
</details>
<details>
<summary>📊 Analytics</summary>
<ul>
<li><a href="#">Reports</a></li>
<li><a href="#">Overview</a></li>
</ul>
</details>
<details>
<summary>💬 Messages</summary>
<ul>
<li><a href="#">Inbox</a></li>
<li><a href="#">Sent</a></li>
<li><a href="#">Archived</a></li>
</ul>
</details>
</div>
.accordion-menu {
font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
max-width: 250px;
background: #fff;
border-radius: 12px;
box-shadow: 0 4px 15px rgba(0,0,0,0.05);
overflow: hidden;
border: 1px solid #e5e7eb;
}
details {
border-bottom: 1px solid #f3f4f6;
}
details:last-child {
border-bottom: none;
}
summary {
padding: 15px;
font-weight: 600;
cursor: pointer;
list-style: none;
color: #374151;
display: flex;
align-items: center;
justify-content: space-between;
transition: background 0.2s;
}
summary:hover {
background: #f9fafb;
}
summary::-webkit-details-marker {
display: none;
}
summary::after {
content: "+";
font-size: 1.2rem;
color: #9ca3af;
}
details[open] summary::after {
content: "-";
}
ul {
list-style: none;
padding: 0;
margin: 0;
background: #f9fafb;
}
li a {
display: block;
padding: 10px 15px 10px 40px;
text-decoration: none;
color: #6b7280;
font-size: 0.9rem;
transition: color 0.2s;
}
li a:hover {
color: #2563eb;
background: #f3f4f6;
}