/* ==========================================================================
   ESTILOS PERSONALIZADOS DEL GENERADOR DE CÓDIGOS QR (PIRUTOOLS)
   ========================================================================== */

.qr-generator-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 20px;
  margin-top: 20px;
}

@media (max-width: 860px) {
  .qr-generator-grid {
    grid-template-columns: 1fr;
  }
}

/* Panel de Opciones */
.qr-config-panel {
  background-color: var(--page-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}

/* Tipos de Contenido (Tabs horizontales) */
.qr-type-selector {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 18px;
}

.qr-type-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 700;
  background-color: var(--container-bg);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.qr-type-btn:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.qr-type-btn.active {
  background-color: var(--primary-blue);
  color: #ffffff;
  border-color: var(--primary-blue);
}

/* Formulario de Entrada */
.qr-form-section {
  display: none;
}

.qr-form-section.active {
  display: block;
}

/* Panel de Previsualización */
.qr-preview-panel {
  background-color: var(--page-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
}

.qr-canvas-box {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 1 / 1;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  margin-bottom: 14px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.qr-canvas-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* Selectores de Color */
.color-picker-group {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
}

.color-picker-group input[type="color"] {
  border: none;
  width: 28px;
  height: 28px;
  border-radius: 4px;
  cursor: pointer;
  background: transparent;
  padding: 0;
}

.color-picker-group input[type="text"] {
  border: none;
  background: transparent;
  font-family: monospace;
  font-size: 0.85rem;
  font-weight: 700;
  width: 75px;
  color: var(--text-main);
  outline: none;
}