.real-use{max-width:1200px;margin:88px auto;padding:64px 0;border-top:1px solid #d8dfd1;scroll-margin-top:90px;color:#173f34}.real-use>h2{font-size:clamp(32px,4vw,54px);letter-spacing:-.045em;line-height:1.12;margin:0 0 40px}.use-group-title{font-size:15px;font-weight:600;margin:32px 0 14px;color:#667861}.use-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.use-card{display:block;min-width:0;padding:0;text-align:left;font:inherit;color:inherit;border:1px solid #d8dfd1;background:#fffefa;border-radius:16px;overflow:hidden;cursor:pointer;transition:box-shadow .2s,border-color .2s}.use-preview{position:relative;display:block;aspect-ratio:16/9;background:#eff1e8;overflow:hidden}.use-preview img{display:block;width:100%;height:100%;object-fit:cover}.use-play{position:absolute;right:14px;bottom:14px;width:40px;height:40px;display:grid;place-items:center;padding-left:2px;border-radius:50%;background:#173f34;color:#fffefa;box-shadow:0 2px 12px #0002;font-size:14px}.use-name{display:block;padding:20px;font-size:18px;font-weight:600;line-height:1.4}.use-card:hover{border-color:#829776;box-shadow:0 8px 24px #173f3410}.use-card:focus-visible,.use-dialog button:focus-visible,.use-dialog video:focus-visible{outline:3px solid #7e9c63;outline-offset:4px}.use-dialog{width:min(1100px,calc(100vw - 40px),calc((100dvh - 140px) * 1.777778));max-width:none;max-height:calc(100dvh - 40px);padding:0;border:1px solid #d8dfd1;border-radius:18px;background:#f4f3ed;color:#173f34;overflow:auto;box-shadow:0 24px 80px #0004}.use-dialog::backdrop{background:#071d17b8}.use-dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 22px}.use-dialog h3{margin:0;font-size:20px;line-height:1.35}.use-dialog button{flex-shrink:0;width:44px;height:44px;border:1px solid #d8dfd1;border-radius:50%;background:#fffefa;color:#173f34;font-size:24px;cursor:pointer}.use-dialog video{display:block;width:100%;height:auto;max-height:calc(100dvh - 140px);aspect-ratio:16/9;object-fit:contain;background:#151d18}.use-dialog [role=status]{margin:16px 22px;color:#963b2f}.real-use [hidden]{display:none!important}@media(max-width:800px){.use-grid{gap:14px}.use-name{padding:14px;font-size:16px}}@media(max-width:600px){.real-use{margin:48px auto;padding:36px 0}.real-use>h2{margin-bottom:28px}.use-grid{grid-template-columns:1fr;gap:18px}.use-name{font-size:18px;padding:16px 18px}.use-dialog{width:min(calc(100vw - 20px),calc((100dvh - 140px) * 1.777778));border-radius:12px}.use-dialog-heading{padding:10px 14px}.use-dialog h3{font-size:17px}}@media(prefers-reduced-motion:reduce){.use-card{transition:none}}
/* Same level, same typography: hero H1 and small group labels stay distinct. */
.product-page #film-title,.product-page #workflow-title,.product-page #real-use-title,.product-page #download-title{font-size:clamp(30px,3.6vw,46px);font-weight:600;line-height:1.2;letter-spacing:-.04em;text-align:center;margin:0 0 28px}
.product-page:lang(zh-Hans) #film-title,.product-page:lang(zh-Hans) #workflow-title,.product-page:lang(zh-Hans) #real-use-title,.product-page:lang(zh-Hans) #download-title{letter-spacing:-.02em}
.film-heading{display:block;margin-bottom:28px}.product-page .film-heading #film-title{margin-bottom:0}
.use-dialog{box-sizing:border-box;margin:auto}
.use-dialog video:fullscreen{width:100%;height:100%;max-height:none;object-fit:contain}
html:has(.use-dialog[open]){overflow:hidden}
@media(max-height:500px){.use-dialog-heading{padding:6px 14px}.use-dialog h3{font-size:17px}.use-dialog button{width:36px;height:36px}}