.cos-batch-bar{margin:14px 18px 0;padding:11px 13px;border:1px solid var(--line);border-radius:8px;background:#f7faf9;display:flex;align-items:center;gap:10px}
.cos-batch-bar label{display:flex;align-items:center;gap:6px;font-size:11px;cursor:pointer}
.cos-batch-bar label input{width:16px;height:16px;accent-color:var(--green)}
.cos-batch-bar span{margin-right:auto;color:#68756f;font-size:11px}
.cos-batch-bar .danger{height:34px;padding:0 14px;border:1px solid #c95c54;border-radius:6px;background:#fff;color:#a53f38;cursor:pointer}
.cos-batch-bar button:disabled{opacity:.45;cursor:not-allowed}
.cos-item.file{position:relative}
.cos-image-preview{width:100%;height:155px;padding:0;border:0;background:#17212a;display:block;cursor:zoom-in;overflow:hidden}
.cos-image-preview img,.cos-image-preview video{width:100%;height:100%;display:block;object-fit:cover;transition:transform .18s}
.cos-image-preview:hover img,.cos-image-preview:hover video{transform:scale(1.025)}
.cos-image-check{position:absolute;top:9px;left:9px;width:27px;height:27px;z-index:2;cursor:pointer}
.cos-image-check input{position:absolute;opacity:0;pointer-events:none}
.cos-image-check span{width:27px;height:27px;border:2px solid #fff;border-radius:7px;background:#16232acc;box-shadow:0 2px 8px #0004;display:grid;place-items:center}
.cos-image-check input:checked+span{border-color:var(--green);background:var(--green)}
.cos-image-check input:checked+span:after{content:'✓';color:#fff;font-size:17px;font-weight:700}
.cos-item.file.selected{border-color:var(--green);box-shadow:0 0 0 2px #176b5233}
.cos-item.file>button+label+div{padding:10px;display:flex;flex-direction:column;gap:5px}
.cos-move-modal{position:fixed;inset:0;z-index:1001;padding:24px;background:#0b151dcc;display:none;align-items:center;justify-content:center}
.cos-move-modal.show{display:flex}
.cos-move-dialog{width:min(520px,94vw);padding:18px;border-radius:12px;background:#fff;box-shadow:0 24px 80px #0008;display:flex;flex-direction:column;gap:16px}
.cos-move-dialog>label{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:700}
.cos-move-dialog select{width:100%;height:42px;padding:0 10px;border:1px solid var(--line);border-radius:7px;background:#fff}
.cos-move-dialog p{margin:0;color:#718078;font-size:11px}
.cos-move-actions{display:flex;justify-content:flex-end;gap:9px}
.cos-preview-dialog>video{display:block;width:100%;max-height:calc(94vh - 125px);margin:auto;background:#101820;border-radius:7px;object-fit:contain}
@media(max-width:650px){.cos-batch-bar{flex-wrap:wrap}.cos-batch-bar span{flex-basis:100%;order:2}.cos-image-preview{height:210px}}