Bootstrap 5 Animated Radio Button Cards
Radio options styled as selectable cards with a small hopping dot animation on selection, grouped in an accessible fieldset. It works with the keyboard and screen readers.
<section class="wdw-stage">
<div class="container" style="max-width:640px">
<div class="wdw-card p-4 p-md-5">
<span class="wdw-eyebrow">Step 2 of 3</span>
<h1 class="wdw-heading h3 mt-1 mb-1">How fast do you need it?</h1>
<p class="wdw-muted mb-4">Choose a delivery option. You can change it until the order ships.</p>
<fieldset>
<legend class="visually-hidden">Delivery speed</legend>
<div class="d-grid gap-3 hop-group">
<div>
<input class="btn-check" type="radio" name="speed" id="spA" value="standard" checked>
<label class="hop-card d-flex align-items-center gap-3 p-3 rounded-4" for="spA">
<span class="hop-dot" aria-hidden="true"></span>
<span class="flex-grow-1"><span class="d-block fw-bold">Standard</span><span class="d-block small wdw-muted">Arrives in 5 to 7 days</span></span>
<span class="fw-bold">Free</span>
</label>
</div>
<div>
<input class="btn-check" type="radio" name="speed" id="spB" value="express">
<label class="hop-card d-flex align-items-center gap-3 p-3 rounded-4" for="spB">
<span class="hop-dot" aria-hidden="true"></span>
<span class="flex-grow-1"><span class="d-block fw-bold">Express</span><span class="d-block small wdw-muted">Arrives in 2 to 3 days</span></span>
<span class="fw-bold">$9</span>
</label>
</div>
<div>
<input class="btn-check" type="radio" name="speed" id="spC" value="nextday">
<label class="hop-card d-flex align-items-center gap-3 p-3 rounded-4" for="spC">
<span class="hop-dot" aria-hidden="true"></span>
<span class="flex-grow-1"><span class="d-block fw-bold">Next day <span class="badge rounded-pill text-bg-primary ms-1">Fastest</span></span><span class="d-block small wdw-muted">Order before 2 pm</span></span>
<span class="fw-bold">$19</span>
</label>
</div>
</div>
</fieldset>
<button type="button" class="btn btn-primary rounded-pill w-100 mt-4">Continue</button>
</div>
</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 */
.hop-card { cursor: pointer; border: 1.5px solid var(--bs-border-color); background: var(--bs-body-bg); transition: border-color .2s, background-color .2s, box-shadow .2s; min-height: 44px; }
.hop-card:hover { border-color: var(--bs-primary-border-subtle); }
.hop-dot { width: 1.5rem; height: 1.5rem; flex: none; border-radius: 50%; border: 2px solid var(--bs-secondary-color); position: relative; transition: border-color .2s; }
.hop-dot::after { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--bs-primary); transform: scale(0); }
.btn-check:checked + .hop-card { border-color: var(--bs-primary); background: var(--bs-primary-bg-subtle); box-shadow: 0 0 0 .2rem var(--bs-focus-ring-color); }
.btn-check:checked + .hop-card .hop-dot { border-color: var(--bs-primary); animation: hop .45s cubic-bezier(.5, 0, .5, 2); }
.btn-check:checked + .hop-card .hop-dot::after { transform: scale(1); transition: transform .2s .1s cubic-bezier(.5, 0, .5, 2); }
.btn-check:focus-visible + .hop-card { outline: 3px solid var(--bs-primary); outline-offset: 2px; }
@keyframes hop { 0% { transform: translateY(0); } 40% { transform: translateY(-8px) scale(1.1); } 100% { transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .hop-dot, .hop-dot::after { animation: none !important; transition: none !important; } }
Built on Bootstrap 5.3.8 with plain JavaScript — no jQuery. Supports light and dark mode via data-bs-theme.