.tab-files .list{
  border-top: none;
  padding-bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 16px);
  overscroll-behavior: contain;
  scroll-padding-bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 6px);
  background:var(--bg, #0f121a);
}
.tab-files .section{
  border-top:none;
  border-bottom:none;
  background:var(--bg);
  padding-top:12px;
}
.tab-files .row{
  display:flex;
  align-items:center;
  gap:14px;
  border-bottom:none;
  padding:12px 4px;
}
.tab-files .row .preview{
  width:52px;
  height:52px;
  border-radius:12px;
  flex:0 0 auto;
  overflow:hidden;
  background:rgba(255,255,255,0.04);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:26px;
}
.tab-files .row .preview img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.tab-files .row .preview.icon{
  color:#9aa4b2;
}
.tab-files .row .details{
  flex:1 1 auto;
  min-width:0;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.tab-files .row .details .title{
  font-size:15px;
  font-weight:500;
  color:#fff;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.tab-files .row .details .meta{
  font-size:13px;
  color:var(--muted);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.tab-files .row .actions{
  margin-left:auto;
  display:flex;
  align-items:center;
}
.tab-files .row .action-btn{
  border:0;
  background:transparent;
  color:var(--muted);
  font-size:22px;
  padding:6px 8px;
  border-radius:10px;
  cursor:pointer;
  transition:color .15s ease, background .15s ease;
}
.tab-files .row .action-btn:hover,
.tab-files .row .action-btn:focus-visible{
  color:#fff;
  background:rgba(255,255,255,0.08);
}
.tab-files .row .action-btn:focus-visible{
  outline:1px solid var(--primary);
  outline-offset:2px;
}

.tab-files .crumbs{
  display:none;
  flex-direction:column;
  align-items:center;
  gap:4px;
  margin:0 0 14px;
  width:100%;
  position:relative;
}
.tab-files .crumb-back{
  border:0;
  background:transparent;
  color:#cdd6e5;
  font-size:15px;
  padding:0;
  display:inline-flex;
  align-items:center;
  gap:6px;
  cursor:pointer;
  max-width:80%;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  align-self:flex-start;
}
.tab-files .crumb-back:hover,
.tab-files .crumb-back:focus-visible{
  color:#fff;
  outline:none;
}
.tab-files .crumb-current{
  font-size:16px;
  font-weight:600;
  color:#fff;
  margin:0 auto;
  text-align:center;
  max-width:80%;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.tab-files .sheet-backdrop,
.sheet-layer{
  position:fixed;
  inset:0;
  display:flex;
  align-items:flex-end;
  justify-content:center;
  background:rgba(8,10,16,0);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
  z-index:50;
}
.tab-files .sheet-backdrop.open,
.sheet-layer.open{
  background:rgba(8,10,16,0.6);
  opacity:1;
  pointer-events:auto;
}
.tab-files .sheet-backdrop .sheet,
.sheet-layer .sheet{
  width:100%;
  max-width:520px;
  background:var(--card);
  border-radius:18px 18px 0 0;
  box-shadow:0 -12px 32px rgba(0,0,0,0.35);
  transform:translateY(100%);
  transition:transform .2s ease;
  display:flex;
  flex-direction:column;
}
.sheet-layer .sheet{
  height:clamp(360px, calc(var(--vh-stable, 100vh) * 0.72), 520px);
  max-height:calc(var(--vh-stable, 100vh) - var(--safe-top, 0px) - 32px);
}
.sheet-layer.sheet-compact .sheet{
  height:clamp(160px, calc(var(--vh-stable, 100vh) * 0.3), 220px);
  max-height:clamp(160px, calc(var(--vh-stable, 100vh) * 0.35), 260px);
}
.tab-files .sheet-backdrop .sheet{
  height:clamp(220px, calc(var(--vh-stable, 100vh) * 0.45), 320px);
  max-height:clamp(220px, calc(var(--vh-stable, 100vh) * 0.5), 360px);
}
.tab-files .sheet-backdrop.open .sheet,
.sheet-layer.open .sheet{
  transform:translateY(0);
}
.sheet-layer .sheet{
  position:relative;
}
.sheet-layer .sheet-close{
  position:absolute;
  top:12px;
  right:0;
  border:0;
  background:transparent;
  color:var(--muted);
  font-size:22px;
  line-height:1;
  cursor:pointer;
}
.sheet-layer .sheet-close.hidden{
  display:none;
}
.sheet-layer .sheet-close:hover,
.sheet-layer .sheet-close:focus-visible{
  color:#fff;
  outline:none;
}
.tab-files .sheet .sheet-content{
  padding:16px clamp(16px,5vw,24px) calc(16px + var(--safe-bottom));
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1 1 auto;
  overflow-y:auto;
}
.sheet-layer .sheet-scroll{
  flex:1 1 auto;
  overflow-y:auto;
  padding:16px clamp(16px,5vw,24px) calc(16px + var(--safe-bottom));
}
.sheet-layer .sheet-scroll .sheet-content{
  padding:0;
}
.sheet-layer .sheet .sheet-content{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.tab-files .sheet .sheet-title,
.sheet-layer .sheet .sheet-title{
  font-size:16px;
  font-weight:600;
  color:#fff;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.tab-files .sheet .sheet-note,
.sheet-layer .sheet .sheet-note{
  font-size:13px;
  color:var(--muted);
}
.sheet-divider{
  width:100%;
  height:1px;
  background:rgba(255,255,255,0.08);
  margin:8px 0 12px;
}
.sheet-layer .sheet-actions{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-top:auto;
}
.tab-files .sheet .sheet-actions{
  margin-top:0;
}
.tab-files .sheet .sheet-actions .sheet-btn,
.sheet-layer .sheet .sheet-btn{
  width:100%;
  text-align:left;
  border:0;
  background-color:transparent;
  padding:10px 0;
  font-size:15px;
  color:#fff;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:10px;
  transition:color .15s ease;
}
.sheet-layer .sheet .sheet-btn.primary-block{
  justify-content:center;
  font-weight:600;
  text-align:center;
}
.sheet-layer .sheet .sheet-btn.sheet-btn--main{
  justify-content:center;
  font-size:17px;
  font-weight:600;
}
.sheet-layer .sheet .sheet-btn.sheet-btn--back{
  justify-content:center;
  color:#cdd6e5;
}
.sheet-layer .sheet .sheet-btn.sheet-btn--back:hover,
.sheet-layer .sheet .sheet-btn.sheet-btn--back:focus-visible{
  color:#fff;
}
.tab-files .sheet .sheet-btn.primary,
.sheet-layer .sheet .sheet-btn.primary{
  color:var(--primary);
}
.tab-files .sheet .sheet-btn + .sheet-btn,
.sheet-layer .sheet .sheet-btn + .sheet-btn{
  margin-top:6px;
}
.tab-files .sheet .sheet-btn:hover,
.tab-files .sheet .sheet-btn:focus-visible,
.sheet-layer .sheet .sheet-btn:hover,
.sheet-layer .sheet .sheet-btn:focus-visible{
  color:#fff;
}
.tab-files .sheet .sheet-btn.primary:hover,
.tab-files .sheet .sheet-btn.primary:focus-visible,
.sheet-layer .sheet .sheet-btn.primary:hover,
.sheet-layer .sheet .sheet-btn.primary:focus-visible{
  color:var(--primary-light, #7cb3ff);
}
.tab-files .sheet .sheet-btn:focus-visible,
.sheet-layer .sheet .sheet-btn:focus-visible{
  outline:1px solid var(--primary);
  outline-offset:4px;
}
.tab-files .sheet .sheet-btn:disabled,
.sheet-layer .sheet .sheet-btn:disabled{
  opacity:0.6;
  cursor:default;
}
.tab-files .sheet .sheet-btn.danger,
.sheet-layer .sheet .sheet-btn.danger{
  color:#ff7b7b;
}
.tab-files .sheet .sheet-btn.danger:hover,
.tab-files .sheet .sheet-btn.danger:focus-visible,
.sheet-layer .sheet .sheet-btn.danger:hover,
.sheet-layer .sheet .sheet-btn.danger:focus-visible{
  color:#ff9797;
}

.sheet-rename{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.sheet-rename.hidden{
  display:none;
}
.sheet-rename .sheet-btn.primary-block{
  margin-top:20px;
}

.sheet-confirm{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.sheet-confirm.hidden{
  display:none;
}
.sheet-confirm .sheet-note{
  text-align:center;
}
.sheet-confirm .sheet-actions{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.sheet-confirm .sheet-btn{
  justify-content:center;
}

.sheet-share{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.sheet-share.hidden{
  display:none;
}
.sheet-share .sheet-title{
  text-align:center;
}
.sheet-share .sheet-note{
  text-align:center;
}
.sheet-share .sheet-btn{
  justify-content:center;
}

.sheet-layer .sheet .sheet-note.error{
  color:#ff7b7b;
}
.sheet-layer .sheet .sheet-note.hidden{
  display:none;
}
.sheet-folder-crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:4px;
  margin-bottom:12px;
  font-size:13px;
  color:var(--muted);
}
.sheet-folder-crumbs button{
  background:transparent;
  border:0;
  color:inherit;
  font:inherit;
  padding:0;
  cursor:pointer;
}
.sheet-folder-crumbs button:hover,
.sheet-folder-crumbs button:focus-visible{
  color:#fff;
  outline:none;
}
.sheet-folder-list{
  max-height:260px;
  overflow-y:auto;
  margin:6px 0 14px;
  padding-right:6px;
}
.sheet-folder-item{
  width:100%;
  border:0;
  background:transparent;
  color:#fff;
  font-size:15px;
  padding:8px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  cursor:pointer;
  transition:color .15s ease;
}
.sheet-folder-item .label{
  display:flex;
  align-items:center;
  gap:8px;
}
.sheet-folder-item .icon{
  font-size:18px;
}
.sheet-folder-item .arrow{
  color:var(--muted);
  font-size:16px;
}
.sheet-folder-item:hover,
.sheet-folder-item:focus-visible{
  color:var(--primary-light, #7cb3ff);
  outline:none;
}
.sheet-empty{
  text-align:center;
  font-size:13px;
  color:var(--muted);
  padding:18px 0;
}
.sheet-input{
  width:100%;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
  color:#fff;
  font-size:15px;
  padding:10px 12px;
  border-radius:10px;
  margin-bottom:12px;
}
.sheet-input:focus{
  outline:1px solid var(--primary);
  outline-offset:2px;
}