/* style/ver_documento.css */

/* Layout Principal */
.doc-viewer-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 24px;
  height: calc(100vh - 140px); /* Ocupar altura disponible */
  min-height: 600px;
}

/* --- COLUMNA IZQUIERDA: VISOR --- */
.viewer-container {
  background: #333;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-borde);
  box-shadow: var(--sombra-tarjeta);
}

.viewer-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.viewer-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.no-preview {
  color: #fff;
  text-align: center;
}
.no-preview i { font-size: 48px; margin-bottom: 15px; opacity: 0.5; }

/* --- COLUMNA DERECHA: CONTROLES --- */
.controls-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
}

/* Tarjeta de Info */
.info-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--color-borde);
  box-shadow: var(--sombra-tarjeta);
}

.doc-meta-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-texto-principal);
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid #f0f0f0;
}

.meta-row {
  margin-bottom: 12px;
  font-size: 14px;
}
.meta-label { color: var(--color-texto-secundario); font-size: 12px; display: block; }
.meta-value { color: var(--color-texto-principal); font-weight: 500; }

/* Tarjeta de Acciones (Validación) */
.action-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--color-borde);
  box-shadow: var(--sombra-tarjeta);
  border-top: 4px solid var(--color-primario);
}

.status-current {
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 13px;
}
.st-validado { background: #d1e7dd; color: #0f5132; }
.st-pendiente { background: #fff3cd; color: #664d03; }
.st-rechazado { background: #f8d7da; color: #842029; }

.form-group { margin-bottom: 15px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.form-control { width: 100%; padding: 10px; border: 1px solid #ced4da; border-radius: 6px; font-size: 14px; }
textarea.form-control { resize: vertical; min-height: 80px; }

.btn-block { width: 100%; display: flex; justify-content: center; align-items: center; gap: 8px; padding: 10px; border-radius: 6px; border: none; font-weight: 600; cursor: pointer; transition: background 0.2s; margin-bottom: 10px; color: #fff;}

.btn-validate { background-color: #198754; }
.btn-validate:hover { background-color: #157347; }

.btn-reject { background-color: #dc3545; }
.btn-reject:hover { background-color: #bb2d3b; }

.btn-observe { background-color: #ffc107; color: #000; }
.btn-observe:hover { background-color: #ffca2c; }

/* Responsive */
@media (max-width: 992px) {
  .doc-viewer-layout { grid-template-columns: 1fr; height: auto; }
  .viewer-container { height: 500px; }
}