Show how a feature produces a customer benefit.
<div class="bridge"><div><small>01 FEATURE</small><b>One shared inbox</b></div><i>→</i><div><small>02 HOW</small><b>All replies in one place</b></div><i>→</i><div><small>03 BENEFIT</small><b>No lost follow-up</b></div></div>.bridge{display:flex;align-items:stretch;width:92%;max-width:850px;gap:clamp(2px,1vmin,14px);font-family:sans-serif}.bridge div{flex:1;min-width:0;padding:clamp(8px,2vmin,20px);border:2px solid var(--line);background:var(--surface);animation:lit 6s infinite}.bridge div:nth-of-type(2){animation-delay:2s}.bridge div:nth-of-type(3){animation-delay:4s}.bridge i{align-self:center;font:900 clamp(13px,3vmin,30px) sans-serif;color:var(--accent);font-style:normal}.bridge small{display:block;margin-bottom:.7em;font:900 clamp(10px,max(1.4vmin,1vw),12px) sans-serif;color:var(--muted);letter-spacing:.08em}.bridge b{font:800 clamp(10px,max(2.4vmin,1vw),24px)/1.15 sans-serif}@keyframes lit{0%,28%{border-color:var(--accent);box-shadow:0 5px 0 var(--accent);transform:translateY(-4px)}40%,100%{border-color:var(--line);box-shadow:none;transform:none}}@media(min-width:700px){body > *{transform:scale(1.4)}.lines p,.branches div,.cards div{cursor:pointer}}The mechanism sits between a feature and a benefit. Skip that middle step and the promise may feel unsupported; list only the feature and its relevance may be lost.
The demo activates feature, mechanism and result in sequence. When writing copy, check that a real product experience supports each arrow.
Use it to explain a new feature or tighten an overstated outcome claim.