/* Scoped to the AI video composer: other creation pages keep their layout. */
.creation-form .video-reference-composer-body {display:grid;grid-template-columns:240px minmax(0,1fr);gap:18px;min-height:230px}
.video-reference-zone {min-width:0;padding:12px;border-radius:16px;background:#f5f6fc}
.video-reference-zone-heading {display:flex;justify-content:space-between;gap:8px;margin-bottom:12px;color:#253864;font-size:13px}
.video-reference-zone-heading small {color:#8390af;font-size:11px}
.creation-form .video-reference-zone .bailian-media-row {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-items:start}
.video-reference-picker-shell {position:relative;min-width:0}
.reference-file-input {display:none}
.reference-add-button {display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:100%;min-height:138px;padding:10px 4px;border:1px dashed #bbbdf2;border-radius:12px;background:#fff;color:#5b54e9;cursor:pointer}
.reference-add-button>span {font-size:27px;line-height:1.2}
.reference-add-button strong {font-size:12px}
.reference-add-button small {font-size:9px;color:#8b96ad;white-space:nowrap}
.reference-add-button:disabled,.reference-confirm:disabled {opacity:.5;cursor:default}
.reference-source-menu {position:absolute;top:calc(100% + 6px);left:0;z-index:25;width:210px;padding:6px;border:1px solid #e1e5f6;border-radius:12px;background:#fff;box-shadow:0 12px 32px #1a275524}
.reference-source-menu button {display:flex;align-items:center;gap:10px;width:100%;padding:11px 10px;text-align:left;border:0;border-radius:8px;background:#fff;color:#253864;cursor:pointer}
.reference-source-menu button:hover {background:#f0efff}
.reference-source-menu button>span {width:28px;font-size:22px;color:#6758f5;text-align:center}
.reference-source-menu strong,.reference-source-menu small {display:block;line-height:1.5}
.reference-source-menu strong {font-size:13px}
.reference-source-menu small {font-size:11px;color:#8a95ae}
.video-composer-reference {min-width:0;padding:5px;border:1px solid #e1e5f6;border-radius:12px;background:#fff}
.creation-form .video-composer-reference .bailian-media-thumb {width:100%;height:78px;overflow:hidden;border-radius:8px}
.creation-form .video-composer-reference .bailian-media-thumb img,.creation-form .video-composer-reference video {width:100%;height:100%;object-fit:cover;object-position:center;border-radius:8px}
.creation-form .video-composer-reference .bailian-media-preview {width:100%;height:100%;border-radius:8px}
.video-composer-reference>strong {display:block;margin:5px 0 2px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:11px;color:#273d6c}
.video-composer-reference>small {display:block;color:#8793af;font-size:10px;line-height:1.5}
.video-reference-limit-hint {margin:12px 0 0;color:#8a95ae;font-size:10px;line-height:1.6}
.video-reference-prompt-zone {position:relative;min-width:0;padding:8px 4px}
.creation-form .video-reference-prompt-heading {display:flex;flex-direction:column;gap:7px;color:#293961;font-size:13px;font-weight:600}
.creation-form .video-reference-prompt-heading small {color:#939db5;font-weight:400;font-size:11px}
.creation-form .video-reference-prompt-zone .bailian-reference-editor {min-height:155px;margin:12px 0 0;padding:3px;overflow-wrap:anywhere}
.creation-form .video-reference-prompt-zone .bailian-mentions {left:0;top:62px;max-width:100%;box-sizing:border-box}
.creation-form .video-reference-composer-body+.bailian-composer-toolbar {margin-top:12px;border-top:1px solid #ecedf7;padding-top:10px}
.reference-modal-backdrop {z-index:75}
.reference-source-dialog {box-sizing:border-box;width:min(760px,calc(100vw - 32px));max-height:calc(100dvh - 40px);display:flex;flex-direction:column;gap:12px;overflow:auto;padding:24px!important}
.reference-source-dialog header {display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.reference-source-dialog header small {color:#645cff;letter-spacing:2px;font-size:10px}
.reference-source-dialog header h2 {margin:7px 0 0;font-size:20px}
.reference-dialog-close {border:0;border-radius:8px;background:#f4f5fc;color:#8290ad;padding:3px 10px;font-size:24px;cursor:pointer}
.reference-source-dialog p {margin:0;color:#8a95ae;font-size:12px;line-height:1.6}
.reference-asset-filters {display:flex;gap:10px}
.reference-asset-filters input {min-width:0;flex:1}
.reference-asset-filters input,.reference-asset-filters select,.reference-source-dialog textarea {box-sizing:border-box;border:1px solid #dbe2f5;border-radius:9px;padding:10px;background:#fbfcff;color:#243961;font:inherit;font-size:13px}
.creation-form .reference-source-dialog textarea {display:block;width:100%;height:auto;min-height:100px;margin:0;padding:12px;border:1px solid #dbe2f5;border-radius:9px;background:#fbfcff;resize:vertical}
.reference-asset-grid {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-height:360px;overflow:auto;padding:2px}
.reference-asset-card {min-width:0;padding:8px;border:2px solid #e9edf8;border-radius:12px;background:#fbfcff}
.reference-asset-card.selected {border-color:#8170ff;background:#f5f2ff}
.reference-asset-preview {display:grid;place-items:center;height:114px;border-radius:8px;background:#eef0f8;overflow:hidden}
.reference-asset-preview img,.reference-asset-preview video {width:100%;height:100%;object-fit:contain}
.reference-asset-preview audio {width:100%;height:36px}
.reference-asset-card label {display:flex;align-items:center;gap:5px;margin:8px 0 4px;cursor:pointer;min-width:0}
.reference-asset-card label input {accent-color:#7864f8;flex:none;width:16px;height:16px}
.reference-asset-card strong {overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:#273d6c;font-size:12px}
.reference-asset-card small {color:#8793af;font-size:11px}
.reference-source-dialog footer {display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:10px;padding-top:14px;border-top:1px solid #ecedf7}
.reference-source-dialog footer>span {margin-right:auto;font-size:12px;color:#8a95ae}
.reference-source-dialog footer button {min-height:38px;border:1px solid #dbe2f5;border-radius:9px;padding:8px 14px;background:#fff;color:#596685;font-size:12px;cursor:pointer}
.reference-source-dialog footer button.reference-confirm {border:0;background:linear-gradient(100deg,#6652ee,#746aff);color:#fff}
.reference-source-dialog .reference-link-price {padding:10px 12px;border-radius:8px;background:#f3f1ff;color:#6657cb}
.reference-source-error,.reference-source-dialog .reference-source-error {color:#cc5439;overflow-wrap:anywhere;font-size:12px}
.reference-import-progress {display:flex;align-items:center;gap:10px;font-size:12px;color:#7164d9}
.reference-import-progress progress {min-width:0;flex:1;accent-color:#7966f7}
.reference-empty {padding:22px 0;text-align:center}
@media(max-width:1100px){.creation-form .video-reference-composer-body{grid-template-columns:210px minmax(0,1fr);gap:12px}}
@media(max-width:760px){
 .creation-form .video-reference-composer-body{grid-template-columns:minmax(0,1fr);gap:12px}
 .creation-form .video-reference-zone .bailian-media-row{grid-template-columns:repeat(auto-fill,minmax(94px,1fr))}
 .video-reference-zone{padding:10px}
 .creation-form .video-reference-prompt-zone .bailian-reference-editor{min-height:110px}
 .reference-source-menu{width:190px}
 .reference-source-dialog{padding:16px!important;width:calc(100vw - 24px);max-height:calc(var(--mobile-viewport-height,100dvh) - 32px)}
 .reference-asset-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-height:45dvh}
 .reference-source-dialog input,.reference-source-dialog textarea,.reference-source-dialog select{font-size:16px}
 .reference-source-menu button,.reference-source-dialog footer button,.reference-dialog-close{min-height:44px}
}