/* Formularios: lista + visor PDF */
.formularios-layout {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
  max-width: 1180px;
  margin: 0 auto;
}

.formularios-lista {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #f3f6f7;
  border: 1px solid #dfe6e9;
  border-radius: 18px;
  padding: 14px;
  height: fit-content;
  position: sticky;
  top: 110px;
}

.formulario-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  border: 1px solid transparent;
  background: #fff;
  border-radius: 14px;
  padding: 15px;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}

.formulario-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(0,0,0,.08);
}

.formulario-item.active {
  border-color: #c79a3b;
  background: #fffaf0;
  box-shadow: 0 8px 20px rgba(0,0,0,.08);
}

.formulario-item > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.formulario-item strong {
  color: #24313a;
  font-size: 15px;
  line-height: 1.3;
}

.formulario-item small {
  color: #687780;
  font-size: 12px;
}

.formulario-icon {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: #0f4c5c;
  color: #fff;
  font-size: 18px;
}

.formulario-visor {
  min-width: 0;
  background: #fff;
  border: 1px solid #dfe6e9;
  border-radius: 18px;
  padding: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
  display: flex;
  flex-direction: column;
}

.formulario-visor-toolbar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  min-height: 38px;
  margin-bottom: 10px;
}

.formulario-visor .custom-download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  white-space: nowrap;
  text-decoration: none;
  padding: 8px 13px;
  border-radius: 9px;
  background: #0f4c5c;
  color: #fff;
  border: 0;
  font-size: 13px;
  line-height: 1;
  transition: opacity .2s ease, transform .2s ease;
}

.formulario-visor .custom-download-btn:hover {
  color: #fff;
  opacity: .9;
  transform: translateY(-1px);
}

.pdf-frame-wrap {
  width: 100%;
  height: clamp(620px, 78vh, 950px);
  border: 1px solid #dfe6e9;
  border-radius: 10px;
  overflow: hidden;
  background: #687780;
}

.pdf-frame-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #fff;
}

@media (max-width: 900px) {
  .formularios-layout {
    grid-template-columns: 1fr;
  }

  .formularios-lista {
    position: static;
  }

  .pdf-frame-wrap {
    height: 75vh;
    min-height: 520px;
  }
}

@media (max-width: 576px) {
  .formulario-visor {
    padding: 8px;
    border-radius: 14px;
  }

  .formulario-visor-toolbar {
    min-height: 34px;
    margin-bottom: 8px;
  }

  .formulario-visor .custom-download-btn {
    padding: 8px 10px;
  }

  .formulario-visor .custom-download-btn span {
    display: none;
  }

  .pdf-frame-wrap {
    height: 68vh;
    min-height: 440px;
    border-radius: 8px;
  }

  .formulario-item {
    padding: 13px;
  }
}