Bootstrap 5 Navbar with Auto-Scrolling Dropdown Menus
A pill navigation bar whose long dropdown menus scroll automatically as the pointer nears the top or bottom edge, with fade hints and native scrolling on touch.
<section class="wdw-stage align-items-start">
<div class="container" style="max-width: 920px; padding-top: 6vh">
<div class="text-center mb-4">
<span class="wdw-eyebrow">Navigation</span>
<h2 class="wdw-heading h2 mt-1 mb-1">Hover-scroll dropdowns</h2>
<p class="wdw-muted mb-0">Long menus scroll on their own as your pointer moves toward the top or bottom edge.</p>
</div>
<nav class="navbar navbar-expand-md wdw-card-sm px-3 py-2" aria-label="Product menus" id="scrollNav">
<span class="navbar-brand d-md-none fw-bold mb-0">Product</span>
<button class="navbar-toggler border-0 shadow-none ms-auto" type="button" data-bs-toggle="collapse" data-bs-target="#scrollNavMenu" aria-controls="scrollNavMenu" aria-expanded="false" aria-label="Toggle navigation"><span class="navbar-toggler-icon"></span></button>
<div class="collapse navbar-collapse" id="scrollNavMenu">
<ul class="navbar-nav w-100 justify-content-between">
<li class="nav-item dropdown"><a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false" id="dd1">Analytics</a>
<ul class="dropdown-menu wdw-scrollmenu" aria-labelledby="dd1" aria-label="Analytics menu">
<li><h3 class="dropdown-header wdw-eyebrow px-3 pt-2">Reports and insights</h3></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M3 3v18h18"/><path d="M7 15l4-4 3 3 5-6"/></svg></span><span><span class="d-block fw-semibold">Overview</span><small class="d-block text-body-secondary text-wrap">Traffic and revenue at a glance</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M3 3h7v7H3zM14 3h7v7h-7zM3 14h7v7H3zM14 14h7v7h-7z"/></svg></span><span><span class="d-block fw-semibold">Dashboards</span><small class="d-block text-body-secondary text-wrap">Build boards for every team</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M14 3H6v18h12V7z"/><path d="M14 3v4h4"/></svg></span><span><span class="d-block fw-semibold">Reports</span><small class="d-block text-body-secondary text-wrap">Scheduled PDF and CSV summaries</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M17 21v-2a4 4 0 0 0-4-4H7a4 4 0 0 0-4 4v2"/><circle cx="10" cy="7" r="4"/></svg></span><span><span class="d-block fw-semibold">Segments</span><small class="d-block text-body-secondary text-wrap">Group visitors by behaviour</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M3 4h18l-7 8v7l-4 2v-9z"/></svg></span><span><span class="d-block fw-semibold">Funnels</span><small class="d-block text-body-secondary text-wrap">Spot where people drop off</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M12 2l10 5-10 5L2 7zM2 12l10 5 10-5M2 17l10 5 10-5"/></svg></span><span><span class="d-block fw-semibold">Cohorts</span><small class="d-block text-body-secondary text-wrap">Compare groups over time</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M21 12A9 9 0 1 1 12 3v9z"/></svg></span><span><span class="d-block fw-semibold">Retention</span><small class="d-block text-body-secondary text-wrap">See who keeps coming back</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M18 8a6 6 0 0 0-12 0c0 7-3 9-3 9h18s-3-2-3-9"/><path d="M13.7 21a2 2 0 0 1-3.4 0"/></svg></span><span><span class="d-block fw-semibold">Alerts</span><small class="d-block text-body-secondary text-wrap">Get pinged when metrics move</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M21 15v4H3v-4"/><path d="M7 10l5 5 5-5"/><path d="M12 15V3"/></svg></span><span><span class="d-block fw-semibold">Exports</span><small class="d-block text-body-secondary text-wrap">Send raw data to your warehouse</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M13 2L3 14h9l-1 8 10-12h-9z"/></svg></span><span><span class="d-block fw-semibold">Real-time</span><small class="d-block text-body-secondary text-wrap">Watch events as they happen</small></span></a></li>
</ul></li>
<li class="nav-item dropdown"><a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false" id="dd2">Workspace</a>
<ul class="dropdown-menu wdw-scrollmenu" aria-labelledby="dd2" aria-label="Workspace menu">
<li><h3 class="dropdown-header wdw-eyebrow px-3 pt-2">Manage your team</h3></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M17 21v-2a4 4 0 0 0-4-4H7a4 4 0 0 0-4 4v2"/><circle cx="10" cy="7" r="4"/></svg></span><span><span class="d-block fw-semibold">Teams</span><small class="d-block text-body-secondary text-wrap">Invite people and set up groups</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><circle cx="7.5" cy="15.5" r="4.5"/><path d="M21 2l-9.6 9.6M15.5 7.5l3 3L22 7l-3-3"/></svg></span><span><span class="d-block fw-semibold">Roles</span><small class="d-block text-body-secondary text-wrap">Fine-grained permissions</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M2 5h20v14H2zM2 10h20"/></svg></span><span><span class="d-block fw-semibold">Billing</span><small class="d-block text-body-secondary text-wrap">Plans, invoices and seats</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z"/></svg></span><span><span class="d-block fw-semibold">Security</span><small class="d-block text-body-secondary text-wrap">SSO, 2FA and audit trail</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M4 21v-7M4 10V3M12 21v-9M12 8V3M20 21v-5M20 12V3M1 14h6M9 8h6M17 16h6"/></svg></span><span><span class="d-block fw-semibold">Preferences</span><small class="d-block text-body-secondary text-wrap">Defaults for your workspace</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><circle cx="12" cy="12" r="9"/><path d="M12 7v5l3 2"/></svg></span><span><span class="d-block fw-semibold">Activity</span><small class="d-block text-body-secondary text-wrap">Everything that changed, and when</small></span></a></li>
</ul></li>
<li class="nav-item dropdown"><a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false" id="dd3">Developers</a>
<ul class="dropdown-menu wdw-scrollmenu" aria-labelledby="dd3" aria-label="Developers menu">
<li><h3 class="dropdown-header wdw-eyebrow px-3 pt-2">Build on the API</h3></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M4 19.5A2.5 2.5 0 0 1 6.5 17H20"/><path d="M4 19.5v-15A2.5 2.5 0 0 1 6.5 2H20v15H6.5"/></svg></span><span><span class="d-block fw-semibold">API reference</span><small class="d-block text-body-secondary text-wrap">Every endpoint, with examples</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M10 13a5 5 0 0 0 7 0l3-3a5 5 0 0 0-7-7l-1 1"/><path d="M14 11a5 5 0 0 0-7 0l-3 3a5 5 0 0 0 7 7l1-1"/></svg></span><span><span class="d-block fw-semibold">Webhooks</span><small class="d-block text-body-secondary text-wrap">Push events to your own URL</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M16 18l6-6-6-6M8 6l-6 6 6 6"/></svg></span><span><span class="d-block fw-semibold">SDKs</span><small class="d-block text-body-secondary text-wrap">Clients for the popular languages</small></span></a></li>
<li><a class="dropdown-item d-flex align-items-center gap-3 py-2 px-3" href="#"><span class="wdw-icon"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><path d="M4 17l6-6-6-6M12 19h8"/></svg></span><span><span class="d-block fw-semibold">CLI</span><small class="d-block text-body-secondary text-wrap">Script your workflow from a shell</small></span></a></li>
</ul></li>
<li class="nav-item"><a class="nav-link" href="#">Pricing</a></li>
</ul>
</div>
</nav>
</div>
</section>
/* Web Designer Wall library style — shared base for every Bootstrap 5 snippet.
Indigo accent, Plus Jakarta Sans, soft cards, pill buttons. Works in light and dark. */
@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");
:root,
[data-bs-theme="light"] {
--wdw-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
--bs-body-font-family: var(--wdw-font);
--bs-primary: #4f46e5;
--bs-primary-rgb: 79, 70, 229;
--bs-primary-text-emphasis: #3730a3;
--bs-primary-bg-subtle: #eef2ff;
--bs-primary-border-subtle: #c7d2fe;
--bs-link-color: #4f46e5;
--bs-link-color-rgb: 79, 70, 229;
--bs-link-hover-color: #4338ca;
--bs-link-hover-color-rgb: 67, 56, 202;
--bs-focus-ring-color: rgba(79, 70, 229, 0.25);
--bs-border-radius: 0.75rem;
--bs-border-radius-lg: 1rem;
--bs-border-radius-xl: 1.25rem;
--wdw-radius-card: 1.25rem;
--wdw-shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 16px 40px -16px rgba(16, 24, 40, 0.22);
--wdw-shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06), 0 4px 12px -4px rgba(16, 24, 40, 0.12);
--wdw-stage: #f5f6fb;
}
[data-bs-theme="dark"] {
--bs-primary: #818cf8;
--bs-primary-rgb: 129, 140, 248;
--bs-primary-text-emphasis: #c7d2fe;
--bs-primary-bg-subtle: rgba(129, 140, 248, 0.14);
--bs-primary-border-subtle: rgba(129, 140, 248, 0.35);
--bs-link-color: #a5b4fc;
--bs-link-color-rgb: 165, 180, 252;
--bs-link-hover-color: #c7d2fe;
--bs-link-hover-color-rgb: 199, 210, 254;
--bs-focus-ring-color: rgba(129, 140, 248, 0.35);
--wdw-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px -16px rgba(0, 0, 0, 0.7);
--wdw-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 12px -4px rgba(0, 0, 0, 0.5);
--wdw-stage: #0f1117;
}
body { font-family: var(--wdw-font); -webkit-font-smoothing: antialiased; }
/* Bootstrap compiles its blue into these components; point them at the accent. */
.btn-primary {
--bs-btn-bg: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
--bs-btn-hover-bg: #4338ca; --bs-btn-hover-border-color: #4338ca;
--bs-btn-active-bg: #3730a3; --bs-btn-active-border-color: #3730a3;
--bs-btn-disabled-bg: var(--bs-primary); --bs-btn-disabled-border-color: var(--bs-primary);
--bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
[data-bs-theme="dark"] .btn-primary { --bs-btn-color: #0f1117; --bs-btn-hover-bg: #a5b4fc; --bs-btn-hover-border-color: #a5b4fc; --bs-btn-hover-color: #0f1117; --bs-btn-active-color: #0f1117; }
.btn-outline-primary {
--bs-btn-color: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
--bs-btn-hover-bg: var(--bs-primary); --bs-btn-hover-border-color: var(--bs-primary);
--bs-btn-active-bg: var(--bs-primary); --bs-btn-active-border-color: var(--bs-primary);
--bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
.btn { --bs-btn-font-weight: 600; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.btn-sm { min-height: 36px; }
.form-control, .form-select { min-height: 44px; border-radius: .75rem; }
.form-control:focus, .form-select:focus, .form-check-input:focus { border-color: rgba(var(--bs-primary-rgb), .6); box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.form-check-input:checked { background-color: var(--bs-primary); border-color: var(--bs-primary); }
.nav-pills { --bs-nav-pills-link-active-bg: var(--bs-primary); }
.nav { --bs-nav-link-color: var(--bs-secondary-color); --bs-nav-link-hover-color: var(--bs-emphasis-color); }
.pagination { --bs-pagination-active-bg: var(--bs-primary); --bs-pagination-active-border-color: var(--bs-primary); --bs-pagination-color: var(--bs-body-color); --bs-pagination-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.progress, .progress-stacked { --bs-progress-bar-bg: var(--bs-primary); }
.list-group { --bs-list-group-active-bg: var(--bs-primary); --bs-list-group-active-border-color: var(--bs-primary); }
.dropdown-menu { --bs-dropdown-link-active-bg: var(--bs-primary); border-radius: .875rem; box-shadow: var(--wdw-shadow-sm); }
.accordion { --bs-accordion-active-bg: var(--bs-primary-bg-subtle); --bs-accordion-active-color: var(--bs-primary-text-emphasis); --bs-accordion-btn-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.badge { font-weight: 600; }
/* Library building blocks — use these instead of re-inventing them per snippet. */
.wdw-stage { min-height: 100vh; display: flex; align-items: center; background: var(--wdw-stage); padding-block: 3rem; }
.wdw-card { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: var(--wdw-radius-card); box-shadow: var(--wdw-shadow); }
.wdw-card-sm { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: 1rem; box-shadow: var(--wdw-shadow-sm); }
.wdw-aurora { position: relative; color: #fff; background: radial-gradient(60% 55% at 100% 0, #818cf8 0, transparent 70%), radial-gradient(65% 60% at 0 100%, #ec4899 0, transparent 65%), #1e1b4b; }
.wdw-eyebrow { display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--bs-primary); }
.wdw-heading { font-weight: 800; letter-spacing: -.02em; color: var(--bs-emphasis-color); }
.wdw-muted { color: var(--bs-secondary-color); }
.wdw-icon { width: 2.75rem; height: 2.75rem; flex: none; display: inline-flex; align-items: center; justify-content: center; border-radius: .875rem; background: var(--bs-primary-bg-subtle); color: var(--bs-primary); }
/* Component */
#scrollNav .nav-link { font-weight: 600; border-radius: 99px; padding: .6rem 1rem; }
#scrollNav .nav-link:hover { background: var(--bs-primary-bg-subtle); color: var(--bs-primary); }
#scrollNav .nav-link.show { background: transparent; color: var(--bs-primary); }
#scrollNav .nav-link:focus-visible { outline: 2px solid var(--bs-primary); outline-offset: 2px; box-shadow: none; color: var(--bs-primary); }
.wdw-scrollmenu { min-width: 22rem; max-height: 24rem; overflow-y: auto; overscroll-behavior: contain; padding-block: .5rem; scrollbar-width: thin; }
.wdw-scrollmenu .dropdown-item { white-space: normal; border-radius: .75rem; }
.wdw-scrollmenu .dropdown-item:hover, .wdw-scrollmenu .dropdown-item:focus { background: var(--bs-tertiary-bg); }
.wdw-scrollmenu .dropdown-item:focus-visible { outline: 2px solid var(--bs-primary); outline-offset: -2px; }
.wdw-scrollmenu .dropdown-header { text-transform: uppercase; }
@media (max-width: 767.98px) { .wdw-scrollmenu { min-width: 0; max-height: 18rem; box-shadow: none; border-color: var(--bs-border-color-translucent); } }
@media (hover: hover) and (pointer: fine) { .wdw-scrollmenu { scrollbar-width: none; } .wdw-scrollmenu::-webkit-scrollbar { display: none; } }
.wdw-scrollmenu.can-up::before, .wdw-scrollmenu.can-down::after { content: ""; position: sticky; display: block; height: 1.5rem; pointer-events: none; z-index: 1; }
.wdw-scrollmenu.can-up::before { top: -.5rem; margin-bottom: -1.5rem; background: linear-gradient(var(--bs-body-bg), transparent); }
.wdw-scrollmenu.can-down::after { bottom: -.5rem; margin-top: -1.5rem; background: linear-gradient(transparent, var(--bs-body-bg)); }
function initScrollMenus() {
var menus = document.querySelectorAll('.wdw-scrollmenu');
if (!menus.length) return;
var fine = window.matchMedia('(hover: hover) and (pointer: fine)');
menus.forEach(function (menu) {
var raf = 0, speed = 0;
function edges() {
menu.classList.toggle('can-up', menu.scrollTop > 2);
menu.classList.toggle('can-down', menu.scrollTop + menu.clientHeight < menu.scrollHeight - 2);
}
function tick() {
if (!speed) { raf = 0; return; }
menu.scrollTop += speed;
raf = requestAnimationFrame(tick);
}
menu.addEventListener('scroll', edges, { passive: true });
menu.addEventListener('mousemove', function (e) {
if (!fine.matches) return;
var r = menu.getBoundingClientRect();
var rel = (e.clientY - r.top) / r.height;
var zone = 0.3;
speed = rel < zone ? -((zone - rel) / zone) * 8 : rel > 1 - zone ? ((rel - (1 - zone)) / zone) * 8 : 0;
if (speed && !raf) raf = requestAnimationFrame(tick);
});
menu.addEventListener('mouseleave', function () { speed = 0; });
menu.addEventListener('focusin', function (e) { if (e.target.scrollIntoView) e.target.scrollIntoView({ block: 'nearest' }); });
menu.parentElement.addEventListener('shown.bs.dropdown', function () { menu.scrollTop = 0; edges(); });
edges();
});
}
function initHoverOpen() {
var nav = document.getElementById('scrollNav');
if (!nav) return;
var wide = window.matchMedia('(min-width: 768px) and (hover: hover) and (pointer: fine)');
nav.querySelectorAll('.dropdown').forEach(function (item) {
var toggle = item.querySelector('.dropdown-toggle');
var timer = 0;
function dd() { return bootstrap.Dropdown.getOrCreateInstance(toggle); }
item.addEventListener('mouseenter', function () {
if (!wide.matches) return;
clearTimeout(timer);
nav.querySelectorAll('.dropdown-toggle.show').forEach(function (t) { if (t !== toggle) bootstrap.Dropdown.getOrCreateInstance(t).hide(); });
dd().show();
});
item.addEventListener('mouseleave', function () {
if (!wide.matches) return;
timer = setTimeout(function () { dd().hide(); }, 160);
});
// a mouse click on an already-open menu keeps it open instead of fighting the hover state
toggle.addEventListener('click', function (e) {
if (wide.matches && e.detail > 0 && toggle.classList.contains('show')) { e.preventDefault(); e.stopImmediatePropagation(); }
}, true);
});
if (wide.matches) {
var first = nav.querySelector('.dropdown-toggle');
if (first) bootstrap.Dropdown.getOrCreateInstance(first).show();
}
}
initScrollMenus();
initHoverOpen();
Built on Bootstrap 5.3.8 with plain JavaScript — no jQuery. Supports light and dark mode via data-bs-theme.
