heygen-com__hyperframes/registry/components/strikethrough-replace/demo.html

<!doctype html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=1920, height=1080" />
    <title>Strikethrough Replace - Demo</title>
    <script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
    <style>
      * {
        box-sizing: border-box;
      }
      html,
      body {
        margin: 0;
        width: 1920px;
        height: 1080px;
        overflow: hidden;
      }
      #demo {
        width: 1920px;
        height: 1080px;
        display: grid;
        place-items: center;
        background: #f7f7f8;
        font-family: Inter, system-ui, sans-serif;
      }
      .demo-frame {
        display: grid;
        place-items: center;
        min-width: 900px;
        min-height: 500px;
        padding: 64px;
        /* ponytail: scale non-GSAP wrapper; GSAP targets are children */
        transform: scale(2.8);
      }
      .hf-catalog-strikethrough-replace {
        color: #18181b;
        font-family: Inter, system-ui, sans-serif;
        font-weight: 900;
        letter-spacing: -0.04em;
      }
      .hf-catalog-strikethrough-replace {
        position: relative;
        display: inline-grid;
        grid-auto-flow: column;
        gap: 18px;
        align-items: center;
        font-size: 58px;
      }
      .hf-catalog-strikethrough-replace i {
        position: absolute;
        left: 0;
        width: 48%;
        height: 6px;
        border-radius: 999px;
        background: #ef4444;
        transform: scaleX(var(--hf-strike-progress, 1));
        transform-origin: left center;
      }
      .hf-catalog-strikethrough-replace strong {
        opacity: var(--hf-replace-opacity, 1);
      }
    </style>
  </head>
  <body>
    <div
      id="demo"
      data-composition-id="strikethrough-replace-demo"
      data-start="0"
      data-width="1920"
      data-height="1080"
      data-duration="5"
    >
      <div class="demo-frame">
        <div class="hf-catalog-strikethrough-replace">
          <span>Slow</span><i></i><strong>Fast</strong>
        </div>
      </div>
      <script>
        const tl = gsap.timeline({ paused: true });
        const startTime = 0.5;
        tl.fromTo(
          ".hf-catalog-strikethrough-replace i",
          { "--hf-strike-progress": 0 },
          { "--hf-strike-progress": 1, duration: 0.28, ease: "power2.out" },
          startTime,
        );
        tl.fromTo(
          ".hf-catalog-strikethrough-replace strong",
          { "--hf-replace-opacity": 0, y: 14 },
          { "--hf-replace-opacity": 1, y: 0, duration: 0.3, ease: "power2.out" },
          startTime + 0.24,
        );
        tl.set({}, {}, 5);
        window.__timelines = window.__timelines || {};
        window.__timelines["strikethrough-replace-demo"] = tl;
      </script>
    </div>
  </body>
</html>