/* =====================================================================================
   Menú lateral informativo del corpus (UI v2). Misma paleta que el menú de agentes v1
   (public/stylesheet.css), sin buscador ni elementos clicables de documento.
   ===================================================================================== */

:root {
  --cs-panel: #171717;
  --cs-border: #2b2b2b;
  --cs-hover: #242424;
  --cs-text: #ececec;
  --cs-dim: #8b8b8b;
  --cs-dim-2: #6f6f6f;
  --cs-accent: #ff0b63;
  --cs-sidebar-w: 300px;
}

html:not(.dark) {
  --cs-panel: #f7f7f8;
  --cs-border: #e4e4e7;
  --cs-hover: #f0f0f1;
  --cs-text: #1d1d1d;
  --cs-dim: #6b6b6b;
  --cs-dim-2: #8a8a8a;
}

#corpus-sidebar, #corpus-sidebar * {
  box-sizing: border-box;
  font-family: Inter, -apple-system, "Segoe UI", sans-serif;
}

#corpus-sidebar {
  position: fixed; top: 0; left: 0;
  width: var(--cs-sidebar-w); height: 100vh;
  background: var(--cs-panel);
  border-right: 1px solid var(--cs-border);
  display: flex; flex-direction: column; overflow: hidden;
  z-index: 40; color: var(--cs-text);
  transition: transform .18s ease;
}
#corpus-sidebar.collapsed { transform: translateX(-100%); }

/* Se empuja la app en lugar de superponer el panel, para no tapar el chat. */
body.corpus-open #root {
  margin-left: var(--cs-sidebar-w);
  width: calc(100% - var(--cs-sidebar-w));
}

.cs-head { display: flex; align-items: center; gap: 10px; padding: 16px 12px 6px 16px; flex: none; }
.cs-dots { display: grid; grid-template-columns: 7px 7px; grid-template-rows: 7px 7px; gap: 2px; flex: none; }
.cs-dots i { background: var(--cs-accent); border-radius: 50%; }
.cs-dots i:nth-child(2), .cs-dots i:nth-child(3) { opacity: .55; }
.cs-title { font-size: 14px; font-weight: 600; letter-spacing: -0.01em; }
.cs-count { margin-left: auto; font-size: 11px; color: #767676; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cs-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 8px; cursor: pointer;
  color: #bdbdbd; background: none; border: 0; flex: none;
}
.cs-toggle:hover { background: var(--cs-hover); color: var(--cs-text); }
.cs-hint { padding: 0 16px 10px 16px; font-size: 11.5px; color: var(--cs-dim-2); flex: none; }

#corpus-reopen {
  position: fixed; top: 14px; left: 14px; z-index: 41;
  display: none; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--cs-hover); color: var(--cs-text);
  border: 1px solid var(--cs-border); cursor: pointer;
}
body:not(.corpus-open) #corpus-reopen { display: flex; }

.cs-tree { flex: 1; overflow-y: auto; padding: 2px 8px 16px 8px; }
.cs-tree::-webkit-scrollbar { width: 8px; }
.cs-tree::-webkit-scrollbar-thumb { background: #3a3a3a; border-radius: 8px; }

/* Sólo las filas de grupo (división, rama) son interactivas: se pliegan. */
.cs-div > .cs-row, .cs-rama > .cs-row {
  display: flex; align-items: center; gap: 7px; cursor: pointer; border-radius: 8px;
}
.cs-div > .cs-row { padding: 9px 8px; }
.cs-rama > .cs-row { padding: 6px 8px 6px 19px; }
.cs-div > .cs-row:hover, .cs-rama > .cs-row:hover { background: var(--cs-hover); }
.cs-div > .cs-row .cs-label {
  font-size: 10.5px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase;
  color: var(--cs-dim); line-height: 1.35;
}
.cs-rama > .cs-row .cs-label { font-size: 12.5px; font-weight: 500; color: var(--cs-text); opacity: .85; }
.cs-n { margin-left: auto; font-size: 10.5px; color: var(--cs-dim-2); font-variant-numeric: tabular-nums; }
.cs-chev { font-size: 9px; color: #6e6e6e; width: 8px; flex: none; }
.cs-materia {
  padding: 7px 8px 4px 34px; font-size: 10.5px; font-weight: 500;
  letter-spacing: .05em; text-transform: uppercase; color: var(--cs-dim-2);
}

/* Documento: informativo, sin cursor de clic ni estado activo. */
.cs-doc { display: flex; gap: 9px; padding: 6px 9px 6px 34px; cursor: default; }
.cs-doc-ico { font-size: 11px; color: var(--cs-dim-2); line-height: 1.5; flex: none; }
.cs-doc-body { min-width: 0; }
.cs-doc-name { font-size: 12.5px; line-height: 1.35; color: var(--cs-text); opacity: .8; text-wrap: pretty; }
.cs-doc-meta { font-size: 10.5px; color: var(--cs-dim-2); margin-top: 1px; }
.cs-empty { padding: 24px 12px; font-size: 12.5px; color: var(--cs-dim-2); text-align: center; }

@media (max-width: 900px) {
  #corpus-sidebar { width: 86vw; }
  body.corpus-open #root { margin-left: 0; width: 100%; }
}