* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--fuente-cuerpo);
  background: var(--color-fondo);
  color: var(--color-tinta);
}

.constructor {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

.barra-cuenta {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  font-size: var(--texto-sm);
  margin-bottom: 0.5rem;
  min-height: 1.4em;
}

.barra-cuenta a,
.barra-cuenta button {
  font: inherit;
  color: var(--acento-travieso);
  text-decoration: underline;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.constructor h1 {
  font-family: var(--fuente-display);
  font-weight: var(--peso-bold);
  font-size: var(--texto-display);
  text-align: center;
  margin-bottom: 1.5rem;
}

.layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .layout {
    flex-direction: row;
    align-items: flex-start;
  }

  .formulario,
  .vista-previa {
    flex: 1;
  }
}

.formulario {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--color-papel);
  padding: 1.25rem;
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-md);
}

.formulario label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--fuente-utilitaria);
  font-weight: var(--peso-semibold);
  font-size: var(--texto-sm);
}

.formulario label[hidden] {
  display: none;
}

.formulario input,
.formulario select,
.formulario textarea {
  font: inherit;
  padding: 0.6rem 0.7rem;
  border: 1px solid color-mix(in srgb, var(--color-tinta) 18%, transparent);
  border-radius: var(--radio-sm);
  font-weight: var(--peso-regular);
  background: var(--color-papel);
  color: var(--color-tinta);
}

.formulario input:focus,
.formulario select:focus,
.formulario textarea:focus {
  outline: none;
  border-color: var(--acento-primario);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--acento-primario) 25%, transparent);
}

.ayuda-campo {
  font-weight: var(--peso-regular);
  font-size: var(--texto-xs);
  color: color-mix(in srgb, var(--color-tinta) 60%, transparent);
}

.mensaje-precarga {
  background: color-mix(in srgb, var(--acento-primario) 14%, var(--color-papel));
  border: 1px solid color-mix(in srgb, var(--acento-primario) 40%, transparent);
  border-radius: var(--radio-md);
  padding: 0.7rem 0.9rem;
  font-size: var(--texto-sm);
  font-weight: var(--peso-semibold);
  margin: 0;
}

.mensaje-precarga[hidden] {
  display: none;
}

/* Feedback inmediato sin scrollear hasta la vista previa completa
   (ver docs/etapa-5-friccion-cero-en-creacion.md, hallazgo 1). */
.mini-vista-previa {
  background: color-mix(in srgb, var(--acento-primario) 10%, var(--color-papel));
  border: 1px dashed color-mix(in srgb, var(--acento-primario) 45%, transparent);
  border-radius: var(--radio-md);
  padding: 0.6rem 0.8rem;
  font-size: var(--texto-sm);
  font-weight: var(--peso-semibold);
  margin: 0;
}

.mini-vista-previa:empty {
  display: none;
}

.btn-mas-opciones {
  align-self: flex-start;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-weight: var(--peso-semibold);
  color: var(--acento-primario);
  cursor: pointer;
  text-decoration: underline;
}

#opciones-avanzadas {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#opciones-avanzadas[hidden] {
  display: none;
}

.formulario textarea {
  resize: vertical;
}

#lugares-fieldset {
  border: 1px solid color-mix(in srgb, var(--color-tinta) 12%, transparent);
  border-radius: var(--radio-md);
  padding: 0.9rem;
  min-width: 0;
}

#lugares-fieldset legend {
  font-family: var(--fuente-utilitaria);
  font-weight: var(--peso-semibold);
  padding: 0 0.3rem;
}

.lugar-item {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.lugar-item input {
  flex: 1;
  min-width: 0;
}

.btn-quitar-lugar {
  flex: none;
  background: color-mix(in srgb, var(--color-tinta) 6%, var(--color-papel));
  border: 1px solid color-mix(in srgb, var(--color-tinta) 15%, transparent);
  color: var(--color-tinta);
  border-radius: var(--radio-sm);
  width: 2.4rem;
  cursor: pointer;
  transition: transform 0.08s ease;
}

.btn-quitar-lugar:active {
  transform: scale(0.92);
}

.btn-quitar-lugar:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

#btn-agregar-lugar {
  background: color-mix(in srgb, var(--acento-apoyo) 20%, var(--color-papel));
  border: 1px solid color-mix(in srgb, var(--acento-apoyo) 55%, transparent);
  color: color-mix(in srgb, var(--acento-apoyo) 55%, var(--color-tinta));
  padding: 0.5rem 0.9rem;
  border-radius: var(--radio-sm);
  font-family: var(--fuente-cuerpo);
  font-weight: var(--peso-semibold);
  cursor: pointer;
  transition: transform 0.08s ease;
}

#btn-agregar-lugar:active {
  transform: scale(0.97);
}

#btn-agregar-lugar:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-generar {
  background: var(--acento-primario);
  color: var(--color-papel);
  border: none;
  border-bottom: 4px solid color-mix(in srgb, var(--acento-primario) 55%, black);
  padding: 0.85rem 1rem;
  border-radius: var(--radio-pill);
  font-family: var(--fuente-cuerpo);
  font-weight: var(--peso-bold);
  font-size: var(--texto-base);
  cursor: pointer;
  box-shadow: var(--sombra-sm);
  transition: transform 0.08s ease, border-bottom-width 0.08s ease, box-shadow 0.08s ease;
}

.btn-generar:active {
  transform: translateY(3px);
  border-bottom-width: 1px;
  box-shadow: none;
}

.btn-generar:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.generar-error {
  color: var(--acento-travieso);
  font-weight: var(--peso-semibold);
  margin: 0;
  min-height: 1.2em;
}

.generar-resultado {
  background: color-mix(in srgb, var(--acento-apoyo) 14%, var(--color-papel));
  border: 1px solid color-mix(in srgb, var(--acento-apoyo) 45%, transparent);
  border-radius: var(--radio-md);
  padding: 0.9rem;
}

.generar-resultado p {
  margin: 0 0 0.5rem;
  font-weight: var(--peso-semibold);
}

.link-generado {
  display: flex;
  gap: 0.5rem;
}

.btn-whatsapp {
  display: block;
  text-align: center;
  text-decoration: none;
  background: var(--acento-aceptar);
  color: var(--color-papel);
  font-family: var(--fuente-cuerpo);
  font-weight: var(--peso-bold);
  padding: 0.75rem 1rem;
  border-radius: var(--radio-pill);
  border-bottom: 4px solid color-mix(in srgb, var(--acento-aceptar) 55%, black);
  margin-bottom: 0.75rem;
  transition: transform 0.08s ease, border-bottom-width 0.08s ease;
}

.btn-whatsapp:active {
  transform: translateY(3px);
  border-bottom-width: 1px;
}

.link-generado input {
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.6rem;
  border: 1px solid color-mix(in srgb, var(--color-tinta) 18%, transparent);
  border-radius: var(--radio-sm);
  font: inherit;
}

.link-generado button {
  flex: none;
  background: var(--acento-apoyo);
  color: var(--color-tinta);
  border: none;
  border-bottom: 3px solid color-mix(in srgb, var(--acento-apoyo) 55%, black);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radio-sm);
  font-family: var(--fuente-cuerpo);
  font-weight: var(--peso-semibold);
  cursor: pointer;
  transition: transform 0.08s ease, border-bottom-width 0.08s ease;
}

.link-generado button:active {
  transform: translateY(2px);
  border-bottom-width: 1px;
}

.vista-previa h2 {
  font-family: var(--fuente-display);
  font-weight: var(--peso-semibold);
  font-size: var(--texto-lg);
  margin: 0 0 0.75rem;
}

.preview-card {
  background: var(--color-papel);
  border-radius: var(--radio-lg);
  border-top: 6px solid var(--acento-primario);
  box-shadow: var(--sombra-md);
  padding: 1.25rem;
  min-height: 160px;
  transition: border-color 0.2s ease;
}

.preview-titulo {
  font-family: var(--fuente-display);
  font-size: var(--texto-lg);
  font-weight: var(--peso-bold);
  margin: 0 0 0.15rem;
}

.preview-para {
  font-size: var(--texto-sm);
  font-weight: var(--peso-semibold);
  color: color-mix(in srgb, var(--color-tinta) 65%, transparent);
  margin: 0 0 0.5rem;
}

.preview-para:empty {
  display: none;
}

.preview-mensaje {
  white-space: pre-wrap;
  margin: 0 0 0.5rem;
}

.preview-fecha {
  color: color-mix(in srgb, var(--color-tinta) 65%, transparent);
  margin: 0 0 0.5rem;
}

.preview-lugares {
  margin: 0;
  padding-left: 1.2rem;
}

.preview-lugares a {
  color: var(--acento-travieso);
  text-decoration: underline;
}

.preview-interactiva-ayuda {
  font-size: var(--texto-sm);
  color: color-mix(in srgb, var(--color-tinta) 65%, transparent);
  margin: 1rem 0 0.5rem;
}

.preview-stage {
  position: relative;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: var(--color-papel);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-sm);
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
}

.preview-stage .raspa-contenedor {
  max-width: 260px;
}

.preview-botones {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.preview-resultado {
  position: absolute;
  top: 0.75rem;
  left: 0;
  right: 0;
  text-align: center;
  font-weight: var(--peso-semibold);
  color: var(--acento-apoyo);
  margin: 0;
  pointer-events: none;
}

.preview-stage .btn {
  padding: 0.9rem 1.8rem;
  font-family: var(--fuente-cuerpo);
  font-size: var(--texto-lg);
  font-weight: var(--peso-bold);
  border: none;
  border-radius: var(--radio-pill);
  cursor: pointer;
  touch-action: none;
  box-shadow: var(--sombra-sm);
  transition: transform 0.08s ease, border-bottom-width 0.08s ease, box-shadow 0.08s ease;
  /* Sin esto, iOS dibuja un recuadro gris rectangular al tocar el botón. */
  -webkit-tap-highlight-color: transparent;
}

.preview-stage .btn:active {
  transform: translateY(3px);
  border-bottom-width: 1px !important;
  box-shadow: none;
}

.preview-stage .btn-si {
  background: var(--acento-aceptar);
  color: var(--color-papel);
  border-bottom: 4px solid color-mix(in srgb, var(--acento-aceptar) 55%, black);
}

.preview-stage .btn-no {
  background: var(--acento-travieso);
  color: var(--color-papel);
  border-bottom: 4px solid color-mix(in srgb, var(--acento-travieso) 55%, black);
  padding-top: 1.5rem;
  padding-bottom: 0.6rem;
  min-width: 84px;
}

/* --- Entrada orquestada --- */
@keyframes entrada-rebote {
  0% {
    opacity: 0;
    transform: translateY(24px) scale(0.96);
  }
  60% {
    opacity: 1;
    transform: translateY(-4px) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .formulario {
    animation: entrada-rebote 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .vista-previa {
    animation: entrada-rebote 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
  }
}