/* Abri Chat v2.19 — local, dependency-free collaborative media UI */
.classroom-media{
  display:grid;
  height:100%;
  min-height:0;
  grid-template-columns:minmax(0,1fr) 260px;
  grid-template-rows:auto minmax(0,1fr);
  overflow:hidden;
  background:#dfe6eb;
  color:#17212b
}
.media-header{
  grid-column:1/-1;
  display:flex;
  min-height:58px;
  padding:8px 14px;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-bottom:1px solid #d5dfe6;
  background:#fff
}
.media-header>div:first-child{display:flex;min-width:0;flex-direction:column;gap:3px}
.media-header b{overflow:hidden;font-size:12px;text-overflow:ellipsis;white-space:nowrap}
.media-header small{color:#71818c;font-size:8px}
.media-session-actions{display:flex;align-items:center;gap:6px}
.media-session-actions label{display:flex;height:36px;padding:0 10px;align-items:center;gap:7px;border-radius:10px;background:#edf2f6;color:#61737f;font-size:8px}
.media-session-actions select,.media-session-actions button{
  height:36px;
  padding:0 11px;
  border:1px solid #d8e2e9;
  border-radius:10px;
  background:#f8fafb;
  color:#365064;
  font:inherit;
  font-size:8px
}
.media-session-actions label select{height:28px;padding:0 5px;border:0;background:#fff}
.media-stage-shell{display:grid;min-width:0;min-height:0;padding:12px;grid-template-rows:minmax(0,1fr) auto auto;gap:8px;overflow:auto}
.media-player-stage{
  position:relative;
  display:grid;
  width:min(100%,1100px);
  min-height:280px;
  margin:auto;
  overflow:hidden;
  place-items:center;
  aspect-ratio:16/9;
  border-radius:18px;
  background:radial-gradient(circle at 50% 35%,#233648,#0a1118 72%);
  box-shadow:0 18px 45px #182b3a38
}
#classroomMediaPlayer{display:block;width:100%;height:100%;background:#080d12;object-fit:contain}
#classroomMediaPlayer.audio-only{width:min(92%,760px);height:96px;border-radius:18px;background:#172532}
#mediaAnnotationCanvas{position:absolute;z-index:3;inset:0;width:100%;height:100%;pointer-events:none}
#mediaAnnotationCanvas.active{pointer-events:auto;cursor:crosshair;touch-action:none}
.media-loading-state{position:absolute;z-index:5;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;background:#081018d9;color:#f4f8fb;text-align:center;backdrop-filter:blur(4px)}
.media-loading-state i{width:28px;height:28px;border:3px solid #ffffff30;border-top-color:#56b4f5;border-radius:50%;animation:waiting-spin .8s linear infinite}
.media-loading-state b{font-size:11px}.media-loading-state small{color:#aebdc8;font-size:8px}
.media-tap-play{position:absolute;z-index:6;padding:12px 18px;border:0;border-radius:22px;background:#238ee1;color:#fff;font:inherit;font-size:10px;font-weight:800;box-shadow:0 8px 25px #0005}
.media-collab-bar,.media-annotation-tools{
  display:flex;
  width:min(100%,1100px);
  min-height:46px;
  margin:auto;
  padding:6px 8px;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  border:1px solid #d5dfe6;
  border-radius:14px;
  background:#fff;
  box-shadow:0 4px 14px #1832470b
}
.media-collab-bar>span{color:#526976;font-size:8px}.media-collab-bar>span+span{margin-right:auto}
.media-collab-bar>div,.media-annotation-tools{display:flex;gap:4px}
.media-collab-bar button,.media-annotation-tools button{
  height:32px;
  padding:0 9px;
  border:0;
  border-radius:9px;
  background:#edf3f7;
  color:#496271;
  font:inherit;
  font-size:8px
}
.media-collab-bar button:hover,.media-annotation-tools button:hover,.media-annotation-tools button.active,#mediaAnnotateBtn.active{background:#dff1fe;color:#147fcf}
.media-annotation-tools{justify-content:center}.media-annotation-tools input[type=color]{width:34px;height:32px;padding:3px;border:0;border-radius:9px;background:#edf3f7}.media-annotation-tools small{align-self:center;color:#71818c;font-size:7.5px}
.media-learning-panel{min-height:0;padding:12px;border-right:1px solid #d4dee5;background:#f8fafb;overflow:auto}
.media-learning-panel section{margin-bottom:10px;padding:12px;border:1px solid #dce5eb;border-radius:15px;background:#fff}
.media-learning-panel header{display:flex;align-items:center;justify-content:space-between;gap:8px}.media-learning-panel header b{font-size:10px}
.media-learning-panel header button{padding:7px 9px;border:0;border-radius:9px;background:#e7f4fd;color:#197fc8;font:inherit;font-size:8px}
.media-learning-panel p{margin:8px 0 0;color:#6d7f8b;font-size:8px;line-height:1.9}
.media-marker-list{display:flex;margin-top:8px;flex-direction:column;gap:5px}.media-marker-list>p{padding:16px 4px;text-align:center}
.media-marker-list article{display:grid;grid-template-columns:minmax(0,1fr) 26px;gap:4px;align-items:center}
.media-marker-list article>button{display:flex;min-width:0;height:auto;padding:6px;align-items:center;gap:7px;border:0;border-radius:10px;background:#f1f5f8;text-align:right}
.media-marker-list article>button+button{display:grid;width:26px;height:26px;padding:0;place-items:center;color:#be4050}
.media-marker-list time{padding:4px;border-radius:7px;background:#ddecf7;color:#176ea9;font-size:7px}
.media-marker-list span{display:flex;min-width:0;flex-direction:column}.media-marker-list b{overflow:hidden;font-size:8px;text-overflow:ellipsis;white-space:nowrap}.media-marker-list small{color:#82919b;font-size:6.5px}

.remote-import-toggle{margin-top:6px!important;border:1px solid #b8d9ef!important;background:#fff!important;color:#197fc8!important}
.remote-import-form{display:flex;margin-top:7px;padding:8px;flex-direction:column;gap:6px;border:1px solid #c7dce9;border-radius:12px;background:#fff;text-align:right}
.remote-import-form>input{height:38px;padding:0 9px;border:1px solid #d6e0e7;border-radius:9px;direction:ltr;font:inherit;font-size:8px}
.remote-import-form>div{display:flex;align-items:center;justify-content:space-between;gap:5px}.remote-import-form select{height:32px;border:1px solid #d6e0e7;border-radius:8px;background:#f6f9fb;font:inherit;font-size:8px}.remote-import-form label{display:flex;align-items:center;gap:4px;color:#687a86;font-size:7.5px}.remote-import-form>div:last-child button{height:32px;flex:1}
.meeting-import-list{display:flex;margin-top:7px;flex-direction:column;gap:5px}.meeting-import-list article{display:grid;padding:7px;grid-template-columns:minmax(0,1fr) 45px;gap:5px;border:1px solid #dbe5eb;border-radius:10px;background:#fff;text-align:right}.meeting-import-list span{display:flex;min-width:0;flex-direction:column}.meeting-import-list b{overflow:hidden;font-size:8px;text-overflow:ellipsis;white-space:nowrap}.meeting-import-list small{color:#758792;font-size:7px}.meeting-import-list i{grid-column:1/-1;height:4px;overflow:hidden;border-radius:4px;background:#e4ebf0}.meeting-import-list i em{display:block;height:100%;background:#278fdd}.meeting-import-list button{grid-row:1;height:30px;border:0;border-radius:8px;background:#f8e8eb;color:#ba4050;font:inherit;font-size:7px}

.global-upload-center{position:fixed;z-index:850;right:18px;bottom:18px;width:min(390px,calc(100vw - 36px));overflow:hidden;border:1px solid #263b4c;border-radius:17px;background:#111e29;color:#eef6fb;box-shadow:0 18px 55px #0009;direction:rtl}
.global-upload-center>header{display:flex;height:43px;padding:0 12px;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff13}.global-upload-center>header b{font-size:10px}.global-upload-center>header button{width:30px;height:30px;border:0;border-radius:9px;background:#ffffff0d;color:#d7e5ee}
#globalUploadJobs{max-height:260px;overflow:auto}#globalUploadJobs article{display:grid;padding:10px 12px;grid-template-columns:minmax(0,1fr) auto;gap:7px;border-bottom:1px solid #ffffff0c}#globalUploadJobs article>div:first-child{display:flex;min-width:0;flex-direction:column;gap:3px}#globalUploadJobs b{overflow:hidden;font-size:9px;text-overflow:ellipsis;white-space:nowrap}#globalUploadJobs small{color:#a8bac6;font-size:7.5px}#globalUploadJobs i{grid-column:1/-1;height:5px;overflow:hidden;border-radius:5px;background:#ffffff12}#globalUploadJobs i span{display:block;height:100%;background:#34a5f2}#globalUploadJobs article>div:last-child{display:flex;grid-row:1;gap:4px}#globalUploadJobs button{height:29px;padding:0 8px;border:0;border-radius:8px;background:#203546;color:#d9e7ef;font:inherit;font-size:7px}

.document-surface>#documentAnnotationCanvas[data-tool=pan]{cursor:grab;touch-action:none}.document-viewport.panning,.space-pan .document-surface>#documentAnnotationCanvas{cursor:grabbing!important;user-select:none}
.document-tools #documentUndo:disabled,.document-tools #documentRedo:disabled,.board-toolbar #boardRedo:disabled,.media-annotation-tools button:disabled{opacity:.35}

@media(max-width:900px){
  .classroom-media{grid-template-columns:minmax(0,1fr) 210px}.media-session-actions label{display:none}.media-player-stage{min-height:220px}.media-collab-bar{align-items:flex-start;flex-direction:column}.media-collab-bar>span+span{margin-right:0}
}
@media(max-width:700px){
  .classroom-media{display:grid;grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}
  .media-header{min-height:54px;padding:6px 8px}.media-header small{display:none}.media-session-actions{gap:3px}.media-session-actions button{width:40px;padding:0;overflow:hidden;font-size:0}.media-session-actions button:before{font-size:15px}.media-session-actions #mediaSubtitleBtn:before{content:"CC"}.media-session-actions #mediaPipBtn:before{content:"▣"}
  .media-stage-shell{padding:6px;gap:6px}.media-player-stage{width:100%;min-height:0;border-radius:12px}.media-collab-bar,.media-annotation-tools{width:100%;border-radius:12px}
  .media-collab-bar>div{display:grid;width:100%;grid-template-columns:repeat(4,1fr)}.media-collab-bar button{height:37px;padding:0 4px;font-size:7px}.media-annotation-tools{padding:5px;overflow-x:auto;justify-content:flex-start}.media-annotation-tools button{min-width:54px;height:36px}.media-annotation-tools small{display:none}
  .media-learning-panel{display:none}.media-marker-list{max-height:160px}
  .global-upload-center{right:6px;bottom:calc(6px + env(safe-area-inset-bottom));width:calc(100vw - 12px);border-radius:15px}
  #assetDownloadOption{margin-top:0}
}
@media(max-width:390px){
  .media-header b{max-width:42vw}.media-collab-bar>span{font-size:7px}.media-player-stage{aspect-ratio:16/10}.media-collab-bar button{font-size:6.5px}
}