/* ============================================================
   App / Files browser app
   ============================================================ */
.files-layout{
  display:flex;flex-direction:column;height:100%;
}
.f-toolbar{
  height:42px;display:flex;align-items:center;gap:6px;
  padding:0 8px;border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.f-toolbar button{
  background:transparent;border:0;color:inherit;padding:5px 7px;border-radius:6px;
  font-size:12px;display:flex;align-items:center;gap:4px;color:var(--text-secondary);
}
.f-toolbar button:hover{background:var(--bg-hover);color:var(--text)}
.f-toolbar button:disabled{opacity:.35}
.f-toolbar .f-view-toggle{display:flex;margin-left:auto;gap:0}
.f-toolbar .f-view-toggle button{border-radius:5px}
.f-toolbar .f-view-toggle button.active{background:var(--bg-active);color:var(--text)}
.f-breadcrumbs{
  flex:1;min-width:0;display:flex;align-items center;gap:2px;
}
.f-bc{
  padding:3px 7px;border-radius:5px;font-size:12px;
  cursor:pointer;color:var(--text-secondary);
  max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.f-bc:hover{background:var(--bg-hover);color:var(--text)}
.f-bc-sep{color:var(--text-disabled);padding:0 2px}
.f-sel-count{font-size:11px;color:var(--text-secondary);margin-right:8px}

.f-main{
  flex:1;display:flex;overflow:hidden;
}
.f-sidebar{
  width:160px;
  border-right:1px solid var(--border);
  padding:6px 0;
  overflow-y:auto;flex-shrink:0;
  background:var(--bg-window-alt);
}
.f-sidebar-item{
  display:flex;align-items:center;gap:8px;
  padding:6px 12px;font-size:12px;color:var(--text);
  cursor:pointer;border-radius:0;
  transition:background .12s;
}
.f-sidebar-item:hover{background:var(--bg-hover)}
.f-sidebar-item.active{background:var(--bg-active);font-weight:600}
.f-sidebar-item svg{width:16px;height:16px;flex-shrink:0;color:var(--accent)}
.f-sidebar-header{
  font-size:10px;text-transform:uppercase;letter-spacing:.6px;
  padding:8px 12px 3px;color:var(--text-secondary);
}

.f-content{
  flex:1;overflow:auto;padding:10px;
}
.f-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,108px);
  gap:6px;
  align-content:start;justify-content:start;
}
.f-list{
  display:flex;flex-direction:column;
}
.f-grid .file-item,.f-list .file-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:4px;padding:10px 6px;border-radius:8px;
  cursor:pointer;text-align:center;transition:background .12s;
}
.f-list .file-item{
  flex-direction:row;padding:5px 10px;justify-content:flex-start;
  gap:10px;text-align:left;
}
.f-grid .file-item:hover,.f-list .file-item:hover{background:var(--bg-hover)}
.f-grid .file-item.selected,.f-list .file-item.selected{background:var(--accent);color:#fff}
.f-grid .file-item.selected .fi-ext,.f-list .file-item.selected .fi-ext{color:rgba(255,255,255,.8)}
.f-grid .fi-icon,.f-list .fi-icon{width:44px;height:44px;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.f-list .fi-icon{width:20px;height:20px}
.fi-icon svg{width:100%;height:100%}
.f-grid .fi-name,.f-list .fi-name{font-size:11px;word-wrap:break-word;max-width:96px;line-height:1.25}
.f-list .fi-name{max-width:none;font-size:12.5px}
.fi-ext{font-size:9.5px;color:var(--text-secondary);margin-top:-2px}

.empty-folder{
  text-align:center;padding-top:60px;color:var(--text-secondary);
  font-size:13px;
}
.empty-folder .ef-icon{font-size:40px;margin-bottom:8px;color:var(--text-disabled)}

.file-props{
  height:22px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 10px;font-size:10.5px;color:var(--text-secondary);
  background:var(--bg-window-alt);
}

/* Image viewer / preview */
.fv-preview{
  position:fixed;inset:0;z-index:350;
  background:rgba(0,0,0,.82);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;
  animation:fadeIn .18s;
}
.fv-preview .fv-img{
  max-width:90vw;max-height:86vh;border-radius:4px;
  box-shadow:0 8px 28px rgba(0,0,0,.4);
}
.fv-preview .fv-controls{
  position:fixed;top:10px;right:10px;display:flex;gap:4px;
}
.fv-controls button{background:rgba(0,0,0,.5);border:0;color:#fff;padding:6px 10px;border-radius:6px}
.fv-controls button:hover{background:rgba(0,0,0,.8)}