.downloads-section{ min-height:60vh; }
.file-tree{ margin-top:40px; max-width:640px; }
.file-tree-loading, .file-tree-empty{ color:var(--cor-tinta-suave); font-size:.95rem; }

.tree-folder{
  border-bottom:1px solid var(--cor-linha);
}
.tree-folder summary{
  display:flex; align-items:center; gap:10px;
  padding:14px 4px;
  cursor:pointer;
  font-weight:600;
  color:var(--cor-primaria);
  list-style:none;
}
.tree-folder summary::-webkit-details-marker{ display:none; }
.tree-folder summary svg{ color:var(--cor-acento-2); flex-shrink:0; }
.tree-folder[open] > summary svg{ color:var(--cor-acento); }

.tree-children{
  padding-left:28px;
  display:flex; flex-direction:column;
  padding-bottom:8px;
}

.tree-file{
  display:flex; align-items:center; gap:10px;
  padding:10px 4px;
  text-decoration:none;
  color:var(--cor-tinta-suave);
  font-size:.92rem;
  border-radius:var(--radius);
}
.tree-file:hover{ background:var(--cor-fundo-alt); color:var(--cor-primaria); }
.tree-file svg{ color:var(--cor-acento); flex-shrink:0; }