/* Demostración animada de la página de venta (index.html) */
.demo-seccion { background: var(--superficie); }
.demo { position: relative; display: grid; grid-template-columns: 1fr 250px; gap: 44px; align-items: center; margin: 44px 0 0; max-width: 1000px; text-align: left; }

/* proyector */
.demo-proyector { background: var(--superficie); border: 1px solid var(--borde-fuerte); border-radius: var(--radio-l); box-shadow: var(--sombra); overflow: hidden; transition: box-shadow .4s, transform .4s; }
.demo-proyector.foco { box-shadow: var(--sombra-l); border-color: var(--texto); }
.demo-proyector .barra-ventana { display: flex; align-items: center; gap: 6px; padding: 11px 14px; border-bottom: 1px solid var(--borde); background: var(--superficie-2); font-size: 12px; color: var(--texto-suave); font-weight: 600; }
.demo-proyector .barra-ventana i { width: 10px; height: 10px; border-radius: 50%; background: var(--borde-fuerte); }
.demo-proyector .barra-ventana span { margin-left: 8px; }
.demo-cuerpo { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 22px; }
.demo-qr { background: #fff; border-radius: var(--radio); padding: 14px; box-shadow: inset 0 0 0 1px #e5e7eb; transition: opacity .25s; }
.demo-qr svg { width: 100%; height: auto; }
.demo-qr.cambio { opacity: .25; }
.demo-cap { text-align: center; font-family: var(--fuente-titulo); font-weight: 600; font-size: 15px; margin: 12px 0 0; }
.demo-presentes .cuenta { font-family: var(--fuente-titulo); font-size: 50px; font-weight: 600; line-height: 1; display: inline-block; transition: transform .3s; }
.demo-presentes .cuenta.salto { transform: scale(1.18); color: var(--acento); }
.demo-llegadas { margin-top: 10px; display: grid; }
.demo-llegadas .renglon-llegada { display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; padding: 7px 0; border-bottom: 1px solid var(--borde); }
.demo-llegadas .renglon-llegada i { width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--borde-fuerte); color: var(--primario); font-family: var(--fuente-mono); display: grid; place-items: center; font-size: 9.5px; font-style: normal; font-weight: 800; flex: none; }
.demo-llegadas .renglon-llegada .hora { margin-left: auto; color: var(--texto-suave); font-weight: 500; font-family: var(--fuente-mono); }
.demo-llegadas .renglon-llegada.nueva { animation: demoEntrar .5s ease-out; background: var(--acento-suave); }
@keyframes demoEntrar { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* teléfono */
.demo-telefono { position: relative; width: 250px; height: 500px; border-radius: 40px; background: #0f172a; padding: 11px; box-shadow: var(--sombra-l); transition: transform .5s; }
.demo-telefono.foco { transform: translateY(-6px) rotate(-1deg); }
.demo-telefono::before { content: ""; position: absolute; top: 18px; left: 50%; transform: translateX(-50%); width: 70px; height: 18px; border-radius: 99px; background: #0f172a; z-index: 3; }
.demo-telefono .vidrio { position: relative; width: 100%; height: 100%; border-radius: 30px; overflow: hidden; background: var(--fondo); }
.pantalla-tel { position: absolute; inset: 0; padding: 46px 16px 18px; display: flex; flex-direction: column; opacity: 0; transform: translateX(16px); transition: opacity .35s, transform .35s; pointer-events: none; }
.pantalla-tel.activa { opacity: 1; transform: none; }
.pantalla-tel .encab { text-align: center; margin-bottom: 12px; }
.pantalla-tel .encab strong { display: block; font-family: var(--fuente-titulo); font-size: 19px; font-weight: 600; margin-top: 6px; }
.pantalla-tel .buscar { border: 1px solid var(--borde-fuerte); border-radius: var(--radio); padding: 9px 11px; font-size: 13px; background: var(--superficie); min-height: 38px; display: flex; align-items: center; gap: 6px; color: var(--texto); }
.pantalla-tel .buscar .cursor { width: 1.5px; height: 15px; background: var(--primario); animation: parpadeo 1s steps(1) infinite; }
@keyframes parpadeo { 50% { opacity: 0; } }
.pantalla-tel .nombres { display: grid; gap: 0; margin-top: 10px; }
.pantalla-tel .nombres div { border: none; border-bottom: 1px solid var(--renglon); border-radius: 0; padding: 10px 4px; font-size: 12px; font-weight: 600; background: transparent; transition: background .2s, border-color .2s; }
.pantalla-tel .nombres div.tocado { background: var(--acento-suave); }
.pantalla-tel .boton-tel { margin-top: auto; border-radius: var(--radio); padding: 12px; text-align: center; font-weight: 600; font-size: 13px; color: var(--primario-texto); background: var(--primario); box-shadow: var(--sello); transition: transform .15s; }
.pantalla-tel .boton-tel.tocado { transform: scale(.96); }
.pantalla-tel .grande { font-family: var(--fuente-titulo); font-weight: 600; font-size: 21px; text-align: center; margin: 6px 0 4px; }

/* cámara */
.pantalla-tel.camara { background: #0b0d17; color: #fff; padding: 0; justify-content: center; align-items: center; }
.visor { position: relative; width: 170px; height: 170px; }
.visor .esquinas { position: absolute; inset: 0; border-radius: 18px; background:
  linear-gradient(#fff, #fff) top left / 26px 4px no-repeat, linear-gradient(#fff, #fff) top left / 4px 26px no-repeat,
  linear-gradient(#fff, #fff) top right / 26px 4px no-repeat, linear-gradient(#fff, #fff) top right / 4px 26px no-repeat,
  linear-gradient(#fff, #fff) bottom left / 26px 4px no-repeat, linear-gradient(#fff, #fff) bottom left / 4px 26px no-repeat,
  linear-gradient(#fff, #fff) bottom right / 26px 4px no-repeat, linear-gradient(#fff, #fff) bottom right / 4px 26px no-repeat; }
.visor .qr-visto { position: absolute; inset: 22px; background: #fff; border-radius: 8px; padding: 8px; opacity: 0; transform: scale(.85); transition: opacity .4s, transform .6s; }
.visor .qr-visto svg { width: 100%; height: auto; }
.visor.viendo .qr-visto { opacity: 1; transform: none; }
.visor.foto .qr-visto { filter: grayscale(1) contrast(.8); opacity: .85; transform: rotate(-4deg); }
.visor .linea { position: absolute; left: 14px; right: 14px; height: 2px; background: #f0876f; box-shadow: 0 0 10px 1px rgba(240, 135, 111, .7); top: 20px; opacity: 0; }
.visor.viendo .linea, .visor.foto .linea { opacity: 1; animation: escanear 1.4s ease-in-out infinite alternate; }
.visor.detectado .esquinas { filter: drop-shadow(0 0 6px #34d399); background-color: transparent; }
@keyframes escanear { to { top: calc(100% - 22px); } }
.camara .rotulo-cam { position: absolute; bottom: 34px; left: 0; right: 0; text-align: center; font-size: 12.5px; font-weight: 600; color: rgba(255, 255, 255, .85); }
.camara .chip-foto { position: absolute; top: 52px; left: 50%; transform: translateX(-50%); background: #25d366; color: #052e16; font-size: 11px; font-weight: 800; padding: 4px 10px; border-radius: 99px; white-space: nowrap; opacity: 0; transition: opacity .3s; }
.camara.foto .chip-foto { opacity: 1; }

.demo-ok, .demo-error { width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center; margin: 40px auto 12px; }
.demo-ok { border: 2px solid var(--exito); color: var(--exito); }
.demo-error { border: 2px solid var(--error); color: var(--error); }
.demo-ok svg, .demo-error svg { width: 40px; height: 40px; }
.activa .demo-ok, .activa .demo-error { animation: aparecer .45s cubic-bezier(.2, 1.4, .4, 1); }

/* dedo que toca */
.dedo { position: absolute; width: 34px; height: 34px; margin: -17px 0 0 -17px; border-radius: 50%; background: rgba(198, 60, 38, .22); border: 2px solid rgba(198, 60, 38, .8); pointer-events: none; opacity: 0; transition: left .45s ease, top .45s ease, opacity .2s; z-index: 5; }
.dedo.visible { opacity: 1; }
.dedo.toca { animation: tocar .35s ease; }
@keyframes tocar { 50% { transform: scale(.7); background: rgba(198, 60, 38, .45); } }

/* pasos y controles */
.demo-pasos { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; max-width: 1000px; margin: 22px 0 0; }
.demo-paso { text-align: left; background: transparent; border: none; color: var(--texto-suave); padding: 0; display: block; font-weight: 600; font-size: 13.5px; white-space: normal; box-shadow: none; }
.demo-paso:hover { background: transparent; color: var(--texto); }
.demo-paso .pista { height: 3px; background: var(--borde-fuerte); overflow: hidden; margin-bottom: 10px; }
.demo-paso .pista div { height: 100%; width: 0; background: var(--acento); }
.demo-paso.activo { color: var(--texto); }
.demo-paso.hecho .pista div { width: 100%; }
.demo-paso .num { display: block; font-size: 12px; color: var(--acento); font-weight: 600; margin-bottom: 2px; font-family: var(--fuente-mono); }
.demo-controles { display: flex; justify-content: flex-start; margin-top: 20px; }
.leyenda-demo { min-height: 26px; margin-top: 30px; font-family: var(--fuente-titulo); font-style: italic; font-size: 21px; font-weight: 500; text-align: left; max-width: 1000px; transition: opacity .3s; }

@media (max-width: 860px) {
  .demo { grid-template-columns: 1fr; justify-items: center; gap: 24px; }
  .demo-proyector { width: 100%; }
  .demo-pasos { grid-template-columns: repeat(5, 1fr); gap: 6px; }
  .demo-paso span.texto { display: none; }
}
@media (max-width: 560px) {
  .demo-cuerpo { grid-template-columns: 1fr; }
  .demo-presentes { display: none; }
  .demo-proyector { max-width: 320px; }
}

/* ---------- pestañas de la demostración ---------- */
.pista-demo { display: flex; align-items: center; gap: 8px; margin: 26px 0 10px; font-weight: 600; font-size: 15px; color: var(--acento); }
.demo-tabs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; max-width: 1000px; }
.demo-tabs button { position: relative; display: flex; align-items: center; gap: 10px; text-align: left; white-space: normal; padding: 12px 12px 14px; border-radius: var(--radio-l);
  background: var(--superficie); color: var(--texto); border: 1px solid var(--borde-fuerte); box-shadow: 3px 3px 0 var(--borde-fuerte); overflow: hidden; transition: transform .15s, box-shadow .15s, background .2s; }
.demo-tabs button:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--texto); background: var(--superficie); color: var(--texto); }
.demo-tabs button .ic { width: 34px; height: 34px; flex: none; border-radius: var(--radio); border: 1px solid var(--borde-fuerte); display: grid; place-items: center; color: var(--primario); background: var(--superficie-2); }
.demo-tabs button .tx { display: grid; gap: 1px; min-width: 0; }
.demo-tabs button strong { font-size: 14px; line-height: 1.2; }
.demo-tabs button small { font-size: 12px; color: var(--texto-suave); font-weight: 500; line-height: 1.25; }
.demo-tabs button .avance { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; }
.demo-tabs button .avance i { display: block; height: 100%; width: 0; background: var(--acento); transition: width .25s linear; }
.demo-tabs button.activa { background: var(--texto); color: var(--fondo); border-color: var(--texto); box-shadow: 3px 3px 0 var(--acento); }
.demo-tabs button.activa small { color: inherit; opacity: .75; }
.demo-tabs button.activa .ic { background: transparent; border-color: currentColor; color: inherit; }
.demo-tabs button.siguiente { animation: llamar 2.4s ease-in-out infinite; }
@keyframes llamar { 0%, 70%, 100% { transform: none; } 80% { transform: translateY(-3px); } 90% { transform: none; } }
@media (max-width: 860px) {
  .demo-tabs { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: minmax(170px, 1fr); overflow-x: auto; padding-bottom: 6px; scroll-snap-type: x mandatory; }
  .demo-tabs button { scroll-snap-align: start; }
}
@media (prefers-reduced-motion: reduce) { .demo-tabs button.siguiente { animation: none; } }
.demo.sin-telefono { grid-template-columns: 1fr; max-width: 820px; }

/* ---------- piezas de las escenas (demo-funciones.js) ---------- */
.demo-cuerpo-libre { padding: 20px 22px 22px; font-size: 13.5px; }
.dm-tarea-cab { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 12px; }
.dm-tarea-cab strong { display: block; font-family: var(--fuente-titulo); font-size: 18px; }
.dm-tarea-cab .suave { font-size: 12.5px; }
.dm-contador { font-family: var(--fuente-titulo); font-size: 34px; font-weight: 600; line-height: 1; white-space: nowrap; }
.dm-contador small { font-size: 13px; color: var(--texto-suave); font-weight: 400; }
.dm-lista { margin-top: 12px; }
.dm-renglon { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--borde); font-weight: 600; font-size: 12.5px; }
.dm-renglon .nom { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dm-renglon .hora { color: var(--texto-suave); font-family: var(--fuente-mono); font-weight: 500; font-size: 12px; }
.dm-renglon .etiqueta, .dm-tabla .etiqueta { font-size: 10.5px; padding: 2px 7px; }
.resalto { animation: dmResalto 1.6s ease-out; }
@keyframes dmResalto { 0%, 30% { background: var(--acento-suave); } 100% { background: transparent; } }
.dm-pestanas { display: flex; gap: 4px; margin-bottom: 12px; flex-wrap: wrap; }
.dm-pestanas span { padding: 5px 11px; border-radius: 99px; font-size: 12px; font-weight: 600; color: var(--texto-suave); border: 1px solid transparent; transition: all .3s; }
.dm-pestanas span.activa { color: var(--texto); border-color: var(--texto); }
.dm-pesos { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; min-height: 28px; }
.dm-peso { font-size: 12px; padding: 4px 10px; border: 1px solid var(--borde-fuerte); border-radius: var(--radio); color: var(--texto-2); }
.dm-peso b { color: var(--texto); font-family: var(--fuente-mono); }
.dm-peso.nuevo { border-color: var(--acento); animation: dmEntrar .5s ease-out; }
@keyframes dmEntrar { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.dm-tabla-caja { overflow-x: auto; }
.dm-tabla { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.dm-tabla.aparece { animation: dmEntrar .5s ease-out; }
.dm-tabla th { text-align: left; font-family: var(--fuente-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--texto-suave); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--borde-fuerte); white-space: nowrap; }
.dm-tabla td { padding: 7px 8px; border-bottom: 1px solid var(--borde); white-space: nowrap; font-family: var(--fuente-mono); }
.dm-tabla td:first-child { font-family: var(--fuente); font-weight: 600; max-width: 170px; overflow: hidden; text-overflow: ellipsis; }
.dm-tabla strong { font-family: var(--fuente-titulo); font-size: 15px; }
.dm-tabla .rojo { color: var(--error); }
.dm-tabla .col-nueva { animation: dmResalto 1.6s ease-out; }
.dm-acciones { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 14px; position: relative; }
.mini-boton { font-size: 12px; font-weight: 600; padding: 6px 12px; border: 1px solid var(--borde-fuerte); border-radius: var(--radio); background: var(--superficie); transition: transform .15s, background .2s; }
.mini-boton.tocado { transform: scale(.94); background: var(--acento-suave); }
.mini-boton.verde { border-color: #25d366; }
.dm-toast { font-size: 12px; font-family: var(--fuente-mono); padding: 6px 10px; border-radius: var(--radio); background: var(--texto); color: var(--fondo); opacity: 0; transform: translateY(4px); transition: all .3s; }
.dm-toast.visible { opacity: 1; transform: none; }
.dm-nota { margin: 14px 0 0; font-size: 13px; color: var(--texto-2); padding: 10px 12px; border-left: 3px solid var(--acento); background: var(--superficie-2); opacity: 0; transition: opacity .4s; }
.dm-nota.visible { opacity: 1; }
.dm-enlace { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.dm-qr-mini { width: 96px; flex: none; background: #fff; padding: 8px; border-radius: var(--radio); }
.dm-qr-mini svg { width: 100%; height: auto; display: block; }
.dm-url { font-family: var(--fuente-mono); font-size: 12px; margin-top: 6px; padding: 7px 10px; border: 1px solid var(--borde-fuerte); border-radius: var(--radio); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* teléfono */
.tel-tarjeta { border: 1px solid var(--borde-fuerte); border-radius: var(--radio); padding: 12px; margin-top: 12px; display: grid; gap: 6px; font-size: 12px; background: var(--superficie); }
.tel-fila { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 12px; }
.tel-tarjeta .boton-tel { margin-top: 6px; }
.tel-tarjeta .etiqueta { font-size: 9.5px; padding: 1px 6px; }
.hoja-cuaderno { width: 150px; height: 190px; background: #fdfbf3; border-radius: 4px; transform: rotate(-3deg); padding: 22px 14px; display: grid; gap: 10px; align-content: start; box-shadow: 0 10px 30px rgba(0, 0, 0, .5); background-image: repeating-linear-gradient(#fdfbf3 0 19px, #c7d6ea 19px 20px); }
.hoja-cuaderno i { height: 3px; background: #2c3e66; border-radius: 2px; opacity: .75; }
.hoja-cuaderno i:nth-child(odd) { width: 85%; } .hoja-cuaderno i:nth-child(3n) { width: 60%; }
.tel-pregunta { font-family: var(--fuente-titulo); font-size: 15px; font-weight: 600; margin-bottom: 12px; line-height: 1.3; }
.tel-opcion { border: 1px solid var(--borde-fuerte); border-radius: var(--radio); padding: 10px; font-size: 12.5px; margin-bottom: 8px; transition: all .2s; }
.tel-opcion.elegida { border-color: var(--primario); background: var(--primario-suave); font-weight: 600; }
.reloj-ex { font-family: var(--fuente-mono); font-size: 12px; font-weight: 600; padding: 2px 8px; border: 1px solid var(--borde-fuerte); border-radius: 99px; }
.guardada { font-size: 11px; color: var(--exito); opacity: 0; transition: opacity .3s; }
.guardada.visible { opacity: 1; }
.notif { position: absolute; top: 34px; left: 10px; right: 10px; background: #f1f5f9; color: #0f172a; border-radius: 14px; padding: 10px 12px; font-size: 11.5px; box-shadow: 0 8px 20px rgba(0, 0, 0, .3); transform: translateY(-120%); opacity: 0; transition: all .4s cubic-bezier(.2, 1.2, .4, 1); }
.notif.visible { transform: none; opacity: 1; }
.notif.tocado { background: #e2e8f0; }
.capa-aviso { position: absolute; inset: 0; background: rgba(15, 23, 42, .82); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 6px; padding: 24px; font-size: 12.5px; opacity: 0; transition: opacity .3s; border-radius: 30px; }
.capa-aviso.visible { opacity: 1; }
.capa-aviso strong { font-family: var(--fuente-titulo); font-size: 18px; }
.nota-circulo { position: relative; width: 150px; height: 112px; margin: 14px auto 8px; display: grid; place-items: center; }
.nota-circulo .circulo-nota { position: absolute; inset: 0; width: 100%; height: 100%; }
.nota-circulo span { font-family: var(--fuente-titulo); font-size: 46px; font-weight: 600; position: relative; }
.activa .nota-circulo .circulo-nota path { stroke-dasharray: 340; stroke-dashoffset: 340; animation: trazar 1s .2s ease-out forwards; }
@keyframes trazar { to { stroke-dashoffset: 0; } }
.wa-burbuja { margin-top: 60px; align-self: flex-start; background: #d9fdd3; color: #111b21; border-radius: 4px 12px 12px 12px; padding: 10px 12px; font-size: 12px; line-height: 1.4; box-shadow: 0 1px 1px rgba(0, 0, 0, .15); }
.pantalla-tel[data-pantalla="wa"] { background: #efeae2; }
.tel-scroll { overflow: hidden; }
.tel-contenido { transition: transform 1.2s cubic-bezier(.4, 0, .2, 1); }

@media (max-width: 860px) {
  .demo-tabs { justify-content: flex-start; }
  .dm-tabla td:first-child { max-width: 110px; }
}