Modern CSS Gradient Effects

Animated, mesh, conic and text gradients built from the theme colours.

1Aurora Hover

Northern-lights colour clouds that drift inside a card and brighten when it is hovered. Class: fx-aurora-hover

Dark mode

Plan projects, track progress and share updates without another status meeting.

<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
  <div class="card fx-aurora-hover" style="width:15rem">
    <div class="card-body">
      <h3 class="h6 fw-bold mb-1">Dark mode</h3>
      <p class="small text-body-secondary mb-2">Plan projects, track progress and share updates without another status meeting.</p>
      <a href="#" class="btn btn-primary btn-sm">Details</a> 
    </div>
  </div>
</div>

/* CSS (already in assets/css/effects.css) */
.fx-aurora-hover { position: relative; isolation: isolate; overflow: hidden; }
.fx-aurora-hover::before {
  content: ""; position: absolute; inset: -40%; z-index: -1; pointer-events: none; opacity: .35;
  background:
    radial-gradient(closest-side at 30% 40%, rgba(var(--wt-primary-rgb), .9), transparent),
    radial-gradient(closest-side at 70% 30%, rgba(var(--wt-accent-rgb), .8), transparent),
    radial-gradient(closest-side at 55% 70%, rgba(var(--wt-secondary-rgb), .8), transparent);
  filter: blur(24px);
  transition: opacity .6s ease;
  animation: fx-aurora-hover-drift 12s ease-in-out infinite alternate;
}
.fx-aurora-hover:hover::before, .fx-aurora-hover:focus-within::before { opacity: .85; }
@keyframes fx-aurora-hover-drift {
  from { transform: translate(-6%, -4%) rotate(0deg); }
  to { transform: translate(6%, 5%) rotate(25deg); }
}
@media (prefers-reduced-motion: reduce) {
  .fx-aurora-hover, .fx-aurora-hover::before, .fx-aurora-hover::after, .fx-aurora-hover *, .fx-aurora-hover *::before, .fx-aurora-hover *::after { animation: none !important; transition: none !important; }
}

2Shimmer Effect

A diagonal light sweep that glides across buttons, cards or images every few seconds. Class: fx-shimmer-effect

<div class="d-flex flex-wrap align-items-center justify-content-center gap-3 p-3 h-100" style="min-height:200px">
  <button type="button" class="btn btn-primary btn-lg fx-shimmer-effect">Shop the sale</button>
  <div class="fx-shimmer-effect rounded-3">
    <img src="../assets/img/product-2.svg" alt="Shiny product" class="d-block object-fit-cover" style="width:110px;height:110px">
  </div>
</div>

/* CSS (already in assets/css/effects.css) */
.fx-shimmer-effect { position: relative; overflow: hidden; isolation: isolate; }
.fx-shimmer-effect::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: 0; width: 60%; pointer-events: none;
  background: linear-gradient(110deg, transparent 20%, rgba(255, 255, 255, .55) 50%, transparent 80%);
  transform: translateX(-120%);
  animation: fx-shimmer-effect-sweep 3.2s ease-in-out infinite;
}
@keyframes fx-shimmer-effect-sweep { 0% { transform: translateX(-120%); } 45%, 100% { transform: translateX(260%); } }
@media (prefers-reduced-motion: reduce) {
  .fx-shimmer-effect, .fx-shimmer-effect::before, .fx-shimmer-effect::after, .fx-shimmer-effect *, .fx-shimmer-effect *::before, .fx-shimmer-effect *::after { animation: none !important; transition: none !important; }
}