/* ==========================================================================
   9.f VISOR DE DOCUMENTOS DEL CASO (js/demo-documento.js)
   Envuelve el informe original del cliente y lo muestra dentro de la ficha.
   Estructura:
     .doc-demo        → caja con barra de estado y botón
     .doc-tabs/.doc-tab → pestañas de hoja del libro de cálculo
     .doc-sheet       → contenedor con desplazamiento de la hoja activa
     .doc-table       → tabla cruda del informe
     .doc-pages/.doc-page → páginas rasterizadas del PDF
   ========================================================================== */

.doc-demo {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

/* --- Barra superior del visor ------------------------------------------- */
.doc-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3) var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: linear-gradient(180deg, var(--surface-2), #fff);
  border-bottom: 1px solid var(--line);
}
.doc-bar-txt { min-width: 0; flex: 1 1 260px; }
.doc-bar-txt strong {
  display: block;
  font-size: .95rem;
  color: var(--navy-900);
  font-weight: 680;
  line-height: 1.4;
  overflow-wrap: anywhere;
}
.doc-bar-txt span {
  display: block;
  margin-top: 2px;
  font-size: var(--fs-xs);
  color: var(--ink-400);
  font-family: var(--font-mono);
}
.doc-bar .btn { flex: none; }

/* --- Estado y avisos ---------------------------------------------------- */
.doc-status {
  margin: 0;
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--fs-small);
  color: var(--ink-500);
}
.doc-status.is-error { color: #b03a30; background: var(--danger-bg); }

/* Portada propia mientras el demo está cerrado: no descarga nada. */
.doc-inicio {
  padding: var(--sp-5);
  display: grid;
  gap: var(--sp-4);
  background: repeating-linear-gradient(135deg, #fbfdff, #fbfdff 12px, var(--surface-2) 12px, var(--surface-2) 24px);
}
.doc-inicio p { margin: 0; font-size: var(--fs-small); color: var(--ink-500); }
.doc-inicio dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); gap: var(--sp-3); margin: 0; }
.doc-inicio dl > div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: var(--sp-3) var(--sp-4); }
.doc-inicio dt {
  font-size: .66rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 700;
  color: var(--ink-400);
  margin-bottom: 3px;
}
.doc-inicio dd { margin: 0; font-size: var(--fs-small); font-weight: 620; color: var(--navy-800); }

/* --- Pestañas de hoja --------------------------------------------------- */
.doc-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 6px;
  background: var(--surface-3);
  border-bottom: 1px solid var(--line);
}
.doc-tabs::-webkit-scrollbar { display: none; }
.doc-tab {
  flex: none;
  padding: 7px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: transparent;
  font: inherit;
  font-size: .78rem;
  font-weight: 640;
  color: var(--ink-500);
  cursor: pointer;
  white-space: nowrap;
  transition: background .18s var(--ease), color .18s var(--ease);
}
.doc-tab:hover { background: rgba(255, 255, 255, .8); color: var(--navy-900); }
.doc-tab.is-active { background: var(--navy-900); color: #fff; }

/* --- Hoja de cálculo ---------------------------------------------------- */
.doc-sheet {
  max-height: 480px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  background: #fff;
}
.doc-sheet:focus-visible { outline: 3px solid var(--cyan-100); outline-offset: -3px; }

.doc-table {
  border-collapse: collapse;
  font-size: .78rem;
  line-height: 1.5;
  min-width: 100%;
  color: var(--ink-700);
}
.doc-table th, .doc-table td {
  padding: 7px 12px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  max-width: 320px;
  overflow-wrap: anywhere;
}
.doc-table th {
  background: var(--surface-3);
  color: var(--navy-800);
  font-size: .7rem;
  font-weight: 750;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
}
.doc-table tr:hover td { background: #fbfdff; }
/* Filas de título del informe: ocupan todo el ancho y no parecen datos. */
.doc-table td.doc-titulo {
  background: var(--navy-900);
  color: #fff;
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .01em;
  max-width: none;
}

/* --- PDF ---------------------------------------------------------------- */
.doc-pages { display: grid; gap: 0; background: var(--surface-3); }
.doc-page { padding: var(--sp-3); }
.doc-page canvas { display: block; width: 100%; height: auto; background: #fff; box-shadow: var(--shadow-sm); border-radius: 4px; }

/* --- Pie del visor ------------------------------------------------------ */
.doc-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-5);
  border-top: 1px solid var(--line);
  background: var(--surface-2);
  font-size: var(--fs-xs);
  color: var(--ink-400);
}
.doc-foot a { font-weight: 640; }

@media (max-width: 620px) {
  .doc-bar { padding: var(--sp-4); }
  .doc-bar .btn { width: 100%; justify-content: center; }
  .doc-sheet { max-height: 400px; }
  .doc-table th, .doc-table td { padding: 6px 9px; font-size: .74rem; max-width: 220px; }
  .doc-inicio { padding: var(--sp-4); }
  .doc-foot { padding: var(--sp-3) var(--sp-4); }
}

/* ==========================================================================
   9.g FICHA DE CASO CON DATOS: piezas específicas de los casos de auditoría
   y autoridad. Complementan a .case-facts / .kpi-row / .ba-grid.
   ========================================================================== */

/* --- Banda de puntuación del informe ------------------------------------ */
.score-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr));
  gap: var(--sp-3);
  margin: 0;
}
.score-item {
  padding: var(--sp-4);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: #fff;
}
.score-item.is-good { border-left-color: var(--success); }
.score-item.is-warn { border-left-color: var(--warn); }
.score-item.is-bad { border-left-color: var(--danger); }
.score-item dt {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-weight: 700;
  color: var(--ink-400);
  margin-bottom: 4px;
  line-height: 1.35;
}
.score-item dd {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--navy-900);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.score-item dd small {
  display: block;
  margin-top: 5px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--ink-400);
  font-variant-numeric: normal;
}
.score-item.is-good dd { color: #0b7d57; }
.score-item.is-warn dd { color: #9a6208; }
.score-item.is-bad dd { color: #b03a30; }

/* --- Tabla de hallazgos con severidad ----------------------------------- */
.sev {
  display: inline-block;
  padding: 2px 9px;
  border-radius: var(--radius-pill);
  font-size: .66rem;
  font-weight: 760;
  letter-spacing: .03em;
  white-space: nowrap;
}
.sev.is-critica { background: var(--danger-bg); color: #b03a30; }
.sev.is-alta { background: var(--warn-bg); color: #9a6208; }
.sev.is-media { background: #eef4f9; color: var(--navy-600); }
.sev.is-baja { background: var(--surface-3); color: var(--ink-400); }
.sev.is-ok { background: var(--success-bg); color: #0b7d57; }

/* --- Rejilla de dos columnas dentro del texto --------------------------- */
.prose .split-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: var(--sp-4);
  margin: var(--sp-5) 0;
}

/* --- Cita verificable / pull con fuente --------------------------------- */
.prose .quote-fact {
  margin: var(--sp-5) 0;
  padding: var(--sp-4) var(--sp-5);
  border-left: 3px solid var(--cyan-400);
  background: var(--surface-2);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: .95rem;
  color: var(--ink-700);
}
.prose .quote-fact cite {
  display: block;
  margin-top: var(--sp-2);
  font-style: normal;
  font-size: var(--fs-xs);
  color: var(--ink-400);
}

/* --- Etiqueta de aviso de confidencialidad ------------------------------ */
.doc-nota {
  margin: var(--sp-4) 0 0;
  padding: var(--sp-3) var(--sp-4);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: var(--fs-xs);
  color: var(--ink-400);
  line-height: 1.6;
}

/* --- Rejilla de casos independientes en los sub-hubs -------------------- */
/* min(100%, 340px): por debajo de 340 px de ancho disponible (moviles de
   320-360 px) la tarjeta se adapta en vez de desbordar. */
.case-grid.is-wide, .case-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
}

/* --- Cabecera de sub-hub: pestañas de navegación entre hubs ------------ */
.hub-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
}
.hub-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: #fff;
  font-size: var(--fs-small);
  font-weight: 620;
  color: var(--navy-800);
  transition: border-color .18s var(--ease), background .18s var(--ease), transform .18s var(--ease);
}
.hub-links a:hover { border-color: var(--cyan-400); transform: translateY(-2px); }
.hub-links a.is-active { background: var(--navy-900); border-color: var(--navy-900); color: #fff; }