Short-form video

<div class="s-demo"><div class="sv-wrap"><div class="sv-phone"><div class="sv-scene a">01<br><b>THE PROBLEM</b></div><div class="sv-scene b">02<br><b>THE DEMO</b></div><div class="sv-scene c">03<br><b>THE RESULT</b></div><div class="sv-progress"></div></div><div class="sv-caption">ONE IDEA <span>→</span> THREE SHOTS</div></div></div>

.s-demo{position:absolute;inset:0;display:grid;place-items:center;padding:clamp(8px,3vmin,20px);font:700 clamp(10px,max(2.8vmin,1vw),16px)/1.25 sans-serif;color:var(--fg)}.s-demo *{box-sizing:border-box}@media(min-width:600px){.s-demo>div{transform:scale(1.4)}}.sv-wrap{display:flex;align-items:center;gap:clamp(12px,5vmin,36px)}.sv-phone{position:relative;width:clamp(70px,22vmin,150px);height:clamp(130px,42vmin,285px);border:4px solid var(--fg);border-radius:15px;overflow:hidden;background:var(--surface);box-shadow:7px 7px 0 var(--line)}.sv-scene{position:absolute;inset:0;display:grid;place-content:center;text-align:center;font-size:clamp(12px,3vmin,20px);opacity:0;animation:sv 6s infinite}.sv-scene b{font-size:clamp(10px,max(1.8vmin,1vw),13px)}.sv-scene.a{background:var(--accent-2);color:#211b19;animation-delay:0s}.sv-scene.b{background:var(--accent);color:white;animation-delay:2s}.sv-scene.c{background:var(--fg);color:var(--bg);animation-delay:4s}.sv-progress{position:absolute;bottom:0;left:0;height:5px;background:white;width:0;animation:svbar 6s linear infinite}.sv-caption{font-weight:900;max-width:140px;font-size:clamp(14px,4.2vmin,27px);line-height:1}.sv-caption span{color:var(--accent)}@keyframes sv{0%,30%{opacity:1}34%,100%{opacity:0}}@keyframes svbar{to{width:100%}}