/* =========================================
   GENERADOR DE QR — scope .qr-app
   ========================================= */

.qr-app {
  color: var(--texto, #fff);
  font-family: 'Poppins', system-ui, sans-serif;
}

.qr-app .qr-header {
  text-align: center;
  margin-bottom: 30px;
}

.qr-app .qr-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 10px;
  background: linear-gradient(90deg, #2D7DFF 0%, #5BA0F5 20%, #A8CBF5 45%, #E8F0FB 70%, #FFFFFF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.qr-app .qr-sub {
  color: var(--muted, #A8B4C7);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Layout */
.qr-app .qr-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 24px;
  align-items: start;
}

/* Sidebar */
.qr-app .qr-sidebar {
  background: rgba(10, 21, 38, .7);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.qr-app .qr-section-title {
  font-size: .9rem;
  font-weight: 600;
  color: #A8CBF5;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin: 4px 0;
}

.qr-app .qr-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.qr-app .qr-inline {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.qr-app .qr-inline label {
  margin: 0;
}

.qr-app .qr-group label {
  font-size: .95rem;
  color: #DCE4F0;
  font-weight: 500;
}

.qr-app .qr-group input[type="text"],
.qr-app .qr-group input[type="url"],
.qr-app .qr-group input[type="email"],
.qr-app .qr-group input[type="tel"],
.qr-app .qr-group input[type="number"],
.qr-app .qr-group input[type="datetime-local"],
.qr-app .qr-group select,
.qr-app .qr-group textarea {
  padding: 12px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .1);
  color: #fff;
  border-radius: 10px;
  font-family: inherit;
  font-size: .95rem;
  outline: none;
  transition: .2s;
  width: 100%;
  box-sizing: border-box;
}

.qr-app .qr-group textarea {
  resize: vertical;
  min-height: 70px;
  line-height: 1.5;
}

.qr-app .qr-group input:focus,
.qr-app .qr-group select:focus,
.qr-app .qr-group textarea:focus {
  border-color: #2D7DFF;
  background: rgba(45, 125, 255, .06);
}

.qr-app .qr-group input[type="range"] {
  width: 100%;
  accent-color: #2D7DFF;
  cursor: pointer;
}

.qr-app .qr-group input[type="color"] {
  width: 56px;
  height: 44px;
  padding: 3px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .1);
  background: rgba(255, 255, 255, .04);
  cursor: pointer;
}

.qr-app .qr-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin: 4px 0;
}

/* Botones */
.qr-app button {
  padding: 14px 20px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(45, 125, 255, .1);
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
}

.qr-app button:hover:not(:disabled) {
  background: rgba(45, 125, 255, .25);
  border-color: #2D7DFF;
}

.qr-app button:disabled {
  opacity: .35;
  cursor: not-allowed;
}

.qr-app .qr-btn-primary {
  background: #2D7DFF;
  border-color: #2D7DFF;
  box-shadow: 0 8px 24px rgba(45, 125, 255, .35);
}

.qr-app .qr-btn-primary:hover:not(:disabled) {
  background: #1F6FEB;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(45, 125, 255, .45);
}

/* Info */
.qr-app .qr-info {
  color: #A8B4C7;
  font-size: .9rem;
  text-align: center;
  line-height: 1.5;
  min-height: 20px;
}

.qr-app .qr-info.error {
  color: #ff9c9c;
}

.qr-app .qr-info.ok {
  color: #25D366;
}

/* Workspace / preview */
.qr-app .qr-workspace {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 400px;
}

.qr-app .qr-preview-wrapper {
  background: rgba(10, 21, 38, .5);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 20px;
  padding: 40px 30px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 460px;
}

.qr-app .qr-preview {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 100%;
}

.qr-app .qr-preview canvas,
.qr-app .qr-preview svg {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .5);
}

.qr-app .qr-empty {
  color: #6b7a90;
  font-size: 1.1rem;
  text-align: center;
}

/* Fields container (dinámico) */
.qr-app .qr-fields-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.qr-app .qr-fields-container:empty::before {
  content: 'Elegí un tipo para cargar los campos.';
  color: #6b7a90;
  font-size: .9rem;
  text-align: center;
  padding: 12px 0;
}

/* Responsive */
@media (max-width: 900px) {
  .qr-app .qr-layout {
    grid-template-columns: 1fr;
  }

  .qr-app .qr-sidebar {
    position: static;
    max-height: none;
    order: 2;
  }

  .qr-app .qr-workspace {
    order: 1;
  }

  .qr-app .qr-preview-wrapper {
    min-height: 340px;
    padding: 24px 16px;
  }
}