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cubic-bezier(.4,0,.2,1)}.feed-item{background:#000;width:100%;height:100dvh;position:relative;overflow:hidden}.media-container{z-index:1;width:100%;height:100%;position:absolute;top:0;left:0}.media-content{object-fit:cover;width:100%;height:100%}.top-bar{z-index:10;pointer-events:none;background:linear-gradient(#0000004d 0%,#0000 100%);justify-content:space-between;align-items:flex-start;padding:60px 16px 12px;display:flex;position:fixed;top:0;left:0;right:0}.icon-btn{color:#fff;cursor:pointer;pointer-events:auto;font-size:20px}.app-banner{z-index:100;background:#fffffff2;border-radius:20px;align-items:center;gap:8px;padding:6px 12px;display:flex;position:fixed;top:12px;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #0000001a}.app-icon{object-fit:cover;border-radius:6px;width:22px;height:22px}.app-text{color:#333;white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:12px;overflow:hidden}.app-banner 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