<section id="favicon-preview">
    <div class="concept" id="favicon">
        <div class="icon deep-dive">λ</div>
    </div>
</section>
<div class="icon deep-dive-enhanced">
    <div class="particles">
        <div class="particle"></div>
        <div class="particle"></div>
        <div class="particle"></div>
    </div>
    <div class="corner-accent top-left"></div>
    <div class="corner-accent top-right"></div>
    <div class="corner-accent bottom-left"></div>
    <div class="corner-accent bottom-right"></div>
    <span class="icon-text">D</span>
</div>