.mosc-yts{
  --mosc-yts-accent:#6f61ff;
  --mosc-yts-desktop-height:680px;
  --mosc-yts-radius:24px;
  --mosc-yts-mobile-list-max-height:72vh;
  --mosc-yts-border:1px solid rgba(255,255,255,.08);
  --mosc-yts-bg:#0d0f14;
  --mosc-yts-card:#161a22;
  --mosc-yts-card-hover:#1b2030;
  --mosc-yts-text:#fff;
  --mosc-yts-muted:rgba(255,255,255,.68);
  display:grid;
  grid-template-columns:minmax(0,1.65fr) minmax(320px,.95fr);
  gap:24px;
  align-items:stretch;
}

.mosc-yts *{ box-sizing:border-box; }
.mosc-yts__player-col,
.mosc-yts__list-col{ min-width:0; }

.mosc-yts__player-shell{
  position:relative;
  width:100%;
  height:auto;
  aspect-ratio:16 / 9;
  overflow:hidden;
  border-radius:var(--mosc-yts-radius);
  border:var(--mosc-yts-border);
  background:#000;
  box-shadow:0 18px 40px rgba(0,0,0,.22);
}

.mosc-yts__iframe{
  width:100%;
  height:100%;
  border:0;
  display:block;
}

.mosc-yts__list-col{
  height:var(--mosc-yts-desktop-height);
  min-height:0;
  display:flex;
  flex-direction:column;
  overflow:hidden;
}

.mosc-yts__toolbar{
  width:100%;
  min-width:0;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:14px;
  margin-bottom:14px;
}

.mosc-yts__tabs{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:0;
  flex-wrap:wrap;
  min-width:0;
}

.mosc-yts__tabs--empty{
  min-height:46px;
  min-width:0;
}

.mosc-yts__tab{
  appearance:none;
  border:1px solid rgba(255,255,255,.14);
  background:#11151d;
  color:#d7ddea;
  min-height:46px;
  padding:0 18px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:all .22s ease;
}

.mosc-yts__tab:hover,
.mosc-yts__tab.is-active{
  background:var(--mosc-yts-accent);
  border-color:var(--mosc-yts-accent);
  color:#fff;
}

.mosc-yts__channel-link{
  justify-self:end;
  max-width:100%;
  flex:0 1 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:46px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:#11151d;
  color:#fff;
  font-size:14px;
  font-weight:700;
  text-decoration:none;
  white-space:nowrap;
  transition:transform .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.mosc-yts__channel-link:hover{
  transform:translateY(-1px);
  border-color:rgba(255,255,255,.22);
  background:#171c26;
  box-shadow:0 10px 22px rgba(0,0,0,.16);
}

.mosc-yts__channel-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:20px;
  height:20px;
  line-height:1;
}

.mosc-yts__channel-text{
  display:inline-block;
}

.mosc-yts__panes{
  min-height:0;
  height:100%;
  flex:1 1 auto;
  display:flex;
  flex-direction:column;
  overflow:hidden;
}


.mosc-yts__pane{
  display:none;
  flex:1 1 auto;
  min-height:0;
  height:100%;
}

.mosc-yts__pane.is-active{
  display:flex;
}

.mosc-yts__list{
  flex:1 1 auto;
  min-height:0;
  height:100%;
  max-height:100%;
  overflow:auto;
  padding-right:4px;
  overscroll-behavior:contain;
}

.mosc-yts__list::-webkit-scrollbar{ width:8px; }
.mosc-yts__list::-webkit-scrollbar-thumb{
  background:rgba(255,255,255,.14);
  border-radius:999px;
}

.mosc-yts__item{
  appearance:none;
  width:100%;
  display:grid;
  grid-template-columns:168px minmax(0,1fr);
  gap:14px;
  align-items:center;
  text-align:left;
  background:var(--mosc-yts-card);
  border:1px solid rgba(255,255,255,.08);
  border-radius:22px;
  padding:12px;
  cursor:pointer;
  transition:transform .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease;
  color:var(--mosc-yts-text);
}

.mosc-yts__item + .mosc-yts__item{
  margin-top:12px;
}

.mosc-yts__item:hover{
  transform:translateY(-1px);
  background:var(--mosc-yts-card-hover);
  border-color:rgba(255,255,255,.16);
}

.mosc-yts__item.is-active{
  border-color:color-mix(in srgb, var(--mosc-yts-accent) 58%, white 0%);
  box-shadow:0 0 0 1px color-mix(in srgb, var(--mosc-yts-accent) 40%, transparent), 0 14px 26px rgba(0,0,0,.18);
}

.mosc-yts__thumb-wrap{
  position:relative;
  display:block;
  border-radius:16px;
  overflow:hidden;
  background:#0b0d13;
  aspect-ratio:16 / 9;
}

.mosc-yts__thumb{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.mosc-yts__play-icon{
  position:absolute;
  left:50%;
  top:50%;
  width:52px;
  height:52px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:rgba(0,0,0,.56);
  backdrop-filter:blur(4px);
}

.mosc-yts__play-icon::before{
  content:"";
  position:absolute;
  left:20px;
  top:16px;
  border-style:solid;
  border-width:10px 0 10px 16px;
  border-color:transparent transparent transparent #fff;
}

.mosc-yts__duration{
  position:absolute;
  right:10px;
  bottom:10px;
  padding:4px 8px;
  border-radius:999px;
  background:rgba(0,0,0,.72);
  color:#fff;
  font-size:12px;
  line-height:1;
  font-weight:700;
}

.mosc-yts__content{ min-width:0; }

.mosc-yts__title{
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  font-size:17px;
  line-height:1.45;
  font-weight:700;
}

.mosc-yts__meta{
  display:block;
  margin-top:8px;
  font-size:13px;
  color:var(--mosc-yts-muted);
  line-height:1.45;
}

.mosc-yts-error{
  padding:14px 16px;
  border-radius:16px;
  background:#fff3f3;
  color:#7a1b1b;
  border:1px solid #f2c5c5;
}

@media (max-width:1600px){
  .mosc-yts{ gap:20px; }
  .mosc-yts__list-col{ height:var(--mosc-yts-desktop-height); }
}

@media (min-width:1301px) and (max-width:1600px){
  .mosc-yts{
    grid-template-columns:minmax(0,1.4fr) minmax(300px,.9fr);
    gap:18px;
    align-items:start;
  }
  .mosc-yts__list-col{
    height:auto;
  }
  .mosc-yts__toolbar{
    gap:12px;
    margin-bottom:12px;
  }
  .mosc-yts__item{
    grid-template-columns:136px minmax(0,1fr);
    gap:10px;
    padding:10px;
    border-radius:20px;
    min-height:0;
  }
  .mosc-yts__item + .mosc-yts__item{
    margin-top:10px;
  }
  .mosc-yts__thumb-wrap{
    border-radius:14px;
  }
  .mosc-yts__title{
    font-size:14px;
    line-height:1.4;
  }
  .mosc-yts__meta{
    margin-top:6px;
    font-size:12px;
    line-height:1.35;
  }
}

@media (max-width:1300px){
  .mosc-yts{
    grid-template-columns:1fr;
  }
  .mosc-yts__toolbar{
    align-items:center;
  }
  .mosc-yts__player-shell{
    height:auto;
    aspect-ratio:16 / 9;
  }
  .mosc-yts__list-col{
    height:auto;
    min-height:0;
    overflow:visible;
  }
  .mosc-yts__panes,
  .mosc-yts__pane{
    min-height:0;
  }
  .mosc-yts__pane.is-active{
    display:flex;
  }
  .mosc-yts__list{
    max-height:var(--mosc-yts-mobile-list-max-height);
  }
}

@media (max-width:880px){
  .mosc-yts__item{
    grid-template-columns:136px minmax(0,1fr);
    border-radius:18px;
    padding:10px;
  }
  .mosc-yts__title{
    font-size:15px;
    -webkit-line-clamp:2;
  }
  .mosc-yts__meta{ font-size:12px; }
  .mosc-yts__tab{
    min-height:42px;
    padding:0 16px;
    font-size:14px;
  }
}

@media (max-width:880px){
  .mosc-yts__toolbar{
    grid-template-columns:1fr;
    align-items:start;
  }
  .mosc-yts__tabs{
    width:100%;
  }
  .mosc-yts__channel-link{
    justify-self:start;
    width:auto;
    max-width:100%;
  }
}

@media (max-width:500px){
  .mosc-yts{ gap:14px; }
  .mosc-yts__toolbar{
    gap:10px;
    margin-bottom:12px;
  }
  .mosc-yts__tabs{
    gap:8px;
    margin-bottom:0;
  }
  .mosc-yts__tab{
    min-height:38px;
    padding:0 14px;
    font-size:12px;
  }
  .mosc-yts__channel-link{
    justify-self:start;
    min-height:38px;
    padding:0 14px;
    font-size:12px;
    gap:8px;
    max-width:100%;
  }
  .mosc-yts__channel-icon{
    width:18px;
    height:18px;
  }
  .mosc-yts__player-shell{
    height:auto;
    min-height:0;
    aspect-ratio:16 / 9;
    border-radius:18px;
  }
  .mosc-yts__item{
    grid-template-columns:112px minmax(0,1fr);
    gap:10px;
    border-radius:16px;
    padding:9px;
  }
  .mosc-yts__thumb-wrap{ border-radius:12px; }
  .mosc-yts__title{
    font-size:13px;
    line-height:1.35;
  }
  .mosc-yts__meta{
    margin-top:5px;
    font-size:11px;
    line-height:1.35;
  }
  .mosc-yts__duration{
    right:8px;
    bottom:8px;
    padding:3px 7px;
    font-size:11px;
  }
  .mosc-yts__play-icon{
    width:42px;
    height:42px;
  }
  .mosc-yts__play-icon::before{
    left:16px;
    top:12px;
    border-width:9px 0 9px 14px;
  }
}


/* v1.3.5 toolbar edge alignment fix */
.mosc-yts__list-col{
  padding-inline: 2px;
}
.mosc-yts__toolbar{
  padding-inline: 2px 6px;
  overflow: hidden;
}
.mosc-yts__channel-link{
  margin-right: 0 !important;
}
@media (max-width:880px){
  .mosc-yts__list-col{
    padding-inline: 0;
  }
  .mosc-yts__toolbar{
    padding-inline: 0;
    overflow: visible;
  }
}
@media (max-width:500px){
  .mosc-yts__toolbar{
    padding-inline: 0;
  }
}

.mosc-yts__player-col{align-self:start;}
.mosc-yts__player-shell iframe{display:block;width:100%;height:100%;vertical-align:top;}


/* v1.3.9: <=1600 show about 3 list items at a time */
@media (max-width:1600px){
  .mosc-yts__list{
    max-height: calc((var(--mosc-yts-desktop-height) - 60px));
  }
  .mosc-yts__item{
    min-height: 178px;
  }
}

@media (max-width:1300px){
  .mosc-yts__list{
    max-height: calc((178px * 3) + 24px);
  }
}

@media (max-width:880px){
  .mosc-yts__list{
    max-height: calc((156px * 3) + 24px);
  }
}

@media (max-width:500px){
  .mosc-yts__list{
    max-height: calc((132px * 3) + 20px);
  }
}


/* v1.4.0: 1301~1600 keep right list height synced with the player */
@media (min-width:1301px) and (max-width:1600px){
  .mosc-yts__panes,
  .mosc-yts__pane,
  .mosc-yts__list{
    height:100%;
    max-height:100%;
  }
}


/* v1.4.1: reduce excessive vertical whitespace in list cards under 1600px */
@media (max-width:1600px){
  .mosc-yts__item{
    min-height:0 !important;
  }
}

@media (min-width:1301px) and (max-width:1600px){
  .mosc-yts__list{
    max-height: calc((126px * 3) + 20px) !important;
  }
  .mosc-yts__item{
    grid-template-columns:126px minmax(0,1fr) !important;
    gap:10px !important;
    padding:8px 10px !important;
    border-radius:18px !important;
  }
  .mosc-yts__item + .mosc-yts__item{
    margin-top:10px !important;
  }
  .mosc-yts__thumb-wrap{
    border-radius:12px !important;
  }
  .mosc-yts__title{
    font-size:14px !important;
    line-height:1.35 !important;
  }
  .mosc-yts__meta{
    margin-top:5px !important;
    font-size:12px !important;
    line-height:1.3 !important;
  }
}

@media (max-width:1300px){
  .mosc-yts__list{
    max-height: calc((122px * 3) + 20px) !important;
  }
  .mosc-yts__item{
    padding:8px 10px !important;
    min-height:0 !important;
  }
}

@media (max-width:880px){
  .mosc-yts__list{
    max-height: calc((108px * 3) + 20px) !important;
  }
}

@media (max-width:500px){
  .mosc-yts__list{
    max-height: calc((96px * 3) + 18px) !important;
  }
}