/* Portal.Media bundle — không sửa file này; sửa wwwroot/generate/css rồi pnpm run build:css */
.portal-media-picker__btn{border:1px solid transparent;border-radius:6px;cursor:pointer;font:inherit;font-size:.875rem;font-weight:500;padding:.5rem .875rem}.portal-media-picker__btn--ghost{background:#fff;border-color:#d1d5db;color:#334155}.portal-media-picker__btn--primary{background:#2563eb;color:#fff}.portal-media-picker__btn--primary:hover{background:#1d4ed8}body.portal-flow-modal-open{overflow:hidden}.portal-flow-media-picker{inset:0;position:fixed;z-index:10050}.portal-flow-media-picker__backdrop{background:#0f172a80;inset:0;position:absolute}.portal-flow-media-picker__panel{background:#fff;border-radius:12px;box-shadow:0 24px 64px #0f172a47;display:flex;flex-direction:column;height:min(92vh,900px);left:50%;max-width:min(1280px,96vw);overflow:hidden;position:absolute;top:50%;transform:translate(-50%,-50%);width:min(1280px,96vw)}.portal-flow-media-picker__header,.portal-flow-media-picker__footer{align-items:center;display:flex;flex-shrink:0;gap:.75rem;justify-content:space-between;padding:.85rem 1.25rem}.portal-flow-media-picker__header{border-bottom:1px solid #e2e8f0}.portal-flow-media-picker__title{font-size:1.0625rem;font-weight:600;margin:0}.portal-flow-media-picker__close{background:transparent;border:0;border-radius:6px;color:#64748b;cursor:pointer;font-size:1.125rem;line-height:1;padding:.35rem .5rem}.portal-flow-media-picker__close:hover{background:#f1f5f9;color:#0f172a}.portal-flow-media-picker__footer{border-top:1px solid #e2e8f0}.portal-flow-media-picker__footer-actions{display:flex;gap:.5rem}.portal-flow-media-picker__selection{color:#64748b;font-size:.8125rem}.portal-flow-media-picker__body{display:grid;flex:1;grid-template-columns:minmax(220px,260px) minmax(0,1fr);min-height:0;overflow:hidden}.portal-flow-media-picker__folders{border-right:1px solid #e2e8f0;min-width:0;overflow:auto;padding:.5rem .25rem}.portal-flow-media-tree__root,.portal-flow-media-tree__children{list-style:none;margin:0;padding:0}.portal-flow-media-tree__row{align-items:center;border-radius:6px;display:flex;gap:.25rem;margin:1px 0;padding-left:calc(.5rem + var(--tree-depth, 0) * .75rem)}.portal-flow-media-tree__row.is-active{background:#eff6ff;color:#1d4ed8}.portal-flow-media-tree__toggle,.portal-flow-media-tree__label{background:transparent;border:0;color:inherit;cursor:pointer;font:inherit;padding:.35rem .25rem;text-align:left}.portal-flow-media-tree__toggle{align-items:center;color:#64748b;display:inline-flex;flex:0 0 1.25rem;height:1.25rem;justify-content:center;width:1.25rem}.portal-flow-media-tree__toggle.is-empty{cursor:default}.portal-flow-media-tree__dot{background:#cbd5e1;border-radius:50%;display:block;height:4px;width:4px}.portal-flow-media-tree__label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.portal-flow-media-picker__folder{background:transparent;border:0;border-radius:6px;cursor:pointer;padding:.4rem .5rem;text-align:left}.portal-flow-media-picker__folder.is-active{background:#eff6ff;color:#1d4ed8}.portal-flow-media-picker__folder--up{color:#64748b;font-size:.8125rem}.portal-flow-media-picker__empty{color:#64748b;font-size:.875rem;grid-column:1 / -1;margin:0;padding:1.5rem;text-align:center}.portal-flow-media-picker__status.is-error{color:#b91c1c}.portal-flow-media-picker__main{display:flex;flex-direction:column;min-height:0;min-width:0}.portal-flow-media-picker__toolbar{align-items:center;border-bottom:1px solid #e2e8f0;display:flex;flex-shrink:0;flex-wrap:wrap;gap:.65rem;justify-content:space-between;padding:.65rem 1rem}.portal-flow-media-picker__toolbar-left,.portal-flow-media-picker__toolbar-right{align-items:center;display:flex;flex-wrap:wrap;gap:.5rem}.portal-flow-media-picker__breadcrumb{color:#334155;font-size:.8125rem;font-weight:500;word-break:break-all}.portal-flow-media-picker__count{color:#94a3b8;font-size:.75rem}.portal-flow-media-picker__view-toggle{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;display:inline-flex;overflow:hidden}.portal-flow-media-picker__view-btn{background:transparent;border:0;color:#64748b;cursor:pointer;font-size:.875rem;line-height:1;padding:.45rem .55rem}.portal-flow-media-picker__view-btn:hover{background:#f1f5f9;color:#0f172a}.portal-flow-media-picker__view-btn.is-active{background:#fff;box-shadow:inset 0 0 0 1px #cbd5e1;color:#2563eb}.portal-flow-media-picker__filter{align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:8px;display:flex;gap:.35rem;padding:0 .5rem}.portal-flow-media-picker__filter-icon{color:#94a3b8;font-size:.75rem}.portal-flow-media-picker__filter-input{border:0;font-size:.8125rem;min-width:120px;outline:none;padding:.4rem 0}.portal-flow-media-picker__upload-btn{align-items:center;background:#2563eb;border-radius:8px;color:#fff;cursor:pointer;display:inline-flex;font-size:.8125rem;font-weight:600;gap:.35rem;padding:.45rem .75rem;white-space:nowrap}.portal-flow-media-picker__upload-btn:hover{background:#1d4ed8}.portal-flow-media-picker__refresh-btn{align-items:center;background:#fff;border:1px solid #e2e8f0;border-radius:8px;color:#64748b;cursor:pointer;display:inline-flex;font-size:.875rem;height:2rem;justify-content:center;line-height:1;padding:0;width:2rem}.portal-flow-media-picker__refresh-btn:hover:not(:disabled){background:#f8fafc;border-color:#cbd5e1;color:#0f172a}.portal-flow-media-picker__refresh-btn:disabled{cursor:wait;opacity:.65}.portal-flow-media-picker__refresh-btn.is-refreshing i{animation:portal-flow-media-refresh-spin .75s linear infinite}@keyframes portal-flow-media-refresh-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.portal-flow-media-picker__content{flex:1;min-height:0;overflow:auto;padding:.75rem 1rem 1rem;user-select:none}.portal-flow-media-picker__grid{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fill,minmax(148px,1fr))}.portal-flow-media-picker__content--thumb-sm .portal-flow-media-picker__grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.portal-flow-media-picker__content--thumb-md .portal-flow-media-picker__grid{grid-template-columns:repeat(auto-fill,minmax(148px,1fr))}.portal-flow-media-picker__item{background:#fff;border:1px solid #e2e8f0;border-radius:10px;cursor:pointer;display:flex;flex-direction:column;overflow:hidden;padding:0;text-align:left;transition:border-color .15s ease,box-shadow .15s ease;user-select:none}.portal-flow-media-picker__item:hover{border-color:#93c5fd;box-shadow:0 4px 14px #2563eb14}.portal-flow-media-picker__item.is-selected{border-color:#2563eb;box-shadow:0 0 0 2px #2563eb38}.portal-flow-media-picker__thumb{align-items:center;background:#f8fafc;display:flex;height:var(--thumb-px, 140px);justify-content:center;overflow:hidden;position:relative;width:100%}.portal-flow-media-picker__thumb img{max-height:100%;max-width:100%;object-fit:contain}.portal-flow-media-picker__thumb i{color:#64748b}.portal-flow-media-picker__meta{background:#fff;display:flex;flex-direction:column;gap:.15rem;padding:.5rem .55rem .6rem;position:relative}.portal-flow-media-picker__name{color:#0f172a;display:block;font-size:.75rem;font-weight:500;overflow:hidden;padding-right:.25rem;text-overflow:ellipsis;white-space:nowrap}.portal-flow-media-picker__sub{color:#94a3b8;font-size:.6875rem}.portal-flow-media-picker__table{border-collapse:collapse;font-size:.8125rem;width:100%}.portal-flow-media-picker__table thead th{background:#f8fafc;border-bottom:1px solid #e2e8f0;color:#64748b;font-size:.6875rem;font-weight:600;letter-spacing:.03em;padding:.55rem .65rem;text-align:left;text-transform:uppercase;white-space:nowrap}.portal-flow-media-picker__table tbody td{border-bottom:1px solid #f1f5f9;padding:.55rem .65rem;vertical-align:middle}.portal-flow-media-picker__row{cursor:pointer;transition:background .12s ease;user-select:none}.portal-flow-media-picker__row:hover{background:#f8fafc}.portal-flow-media-picker__row.is-selected{background:#eff6ff}.portal-flow-media-picker__row .portal-flow-media-picker__thumb{border-radius:6px;height:56px;width:56px}.portal-flow-media-picker__cell-name{color:#0f172a;font-weight:500;max-width:280px;word-break:break-word}.portal-flow-media-picker__cell-actions{text-align:right;white-space:nowrap;width:1%}.portal-flow-media-picker__actions{display:flex;gap:2px;justify-content:flex-end;opacity:0;position:absolute;right:0;top:0;margin-top:-2rem;padding:.15rem .25rem;transition:opacity .2s ease,margin-top .2s ease;z-index:3}.portal-flow-media-picker__cell-actions .portal-flow-media-picker__actions{margin-top:0;position:static}.portal-flow-media-picker__item:hover .portal-flow-media-picker__actions,.portal-flow-media-picker__item:focus-within .portal-flow-media-picker__actions,.portal-flow-media-picker__item.is-selected .portal-flow-media-picker__actions,.portal-flow-media-picker__row:hover .portal-flow-media-picker__actions,.portal-flow-media-picker__row:focus-within .portal-flow-media-picker__actions{margin-top:0;opacity:1}.portal-flow-media-picker__action-btn{align-items:center;background:#fffffff2;border:1px solid #e2e8f0;border-radius:4px;box-shadow:0 2px 8px #0f172a1f;color:#334155;cursor:pointer;display:inline-flex;height:28px;justify-content:center;padding:0;text-decoration:none;transition:background .15s ease,border-color .15s ease,color .15s ease;width:28px}.portal-flow-media-picker__action-btn:hover{background:#2563eb;border-color:#2563eb;color:#fff}.portal-flow-media-picker__action-btn--danger:hover{background:#dc2626;border-color:#dc2626;color:#fff}body.portal-document-viewer-modal-open .portal-document-viewer-modal{z-index:10100}.portal-flow-media-picker__status{flex-shrink:0;font-size:.8125rem;margin:0;padding:0 1rem .5rem}@media(max-width:900px){.portal-flow-media-picker__panel{height:96vh;max-width:100vw;width:100vw;border-radius:0}.portal-flow-media-picker__body{grid-template-columns:1fr}.portal-flow-media-picker__folders{border-bottom:1px solid #e2e8f0;border-right:0;max-height:160px}.portal-flow-media-picker__toolbar-right{width:100%}}