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sp-blink{0%,42%,46%,to{transform:scaleY(1)}44%{transform:scaleY(.08)}}@keyframes sp-dot{0%,80%,to{transform:translateY(0) scale(.85)}40%{transform:translateY(-8px) scale(1)}}@keyframes sp-caret{50%{opacity:0}}@keyframes scenario-countdown{to{--scenario-progress:360deg}}@media(max-width:800px){.shell{width:min(100% - 28px,640px)}.ref-hero{padding-top:56px}.ref-hero-copy h1{font-size:42px}.ref-hero-sub{font-size:15.5px}.ref-stage{width:calc(100% - 20px);margin-top:42px}.ipad{aspect-ratio:auto;padding:10px;border-radius:22px}.ipad-cam{display:none}.ipad-screen{height:auto;border-radius:14px}.app{grid-template-columns:1fr;height:560px}.app-rail{display:none}.app-thread{padding:14px}.msg-user{max-width:92%}.card-confirm{padding:15px}.cc-row{grid-template-columns:1fr;gap:1px}.cc-row b{text-align:left}.app-dock{padding:0 14px 10px}.welcome-avatar{width:52px;height:52px}.app-welcome b{font-size:21px}.app-welcome 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