/* ===== Páginas internas: cada una con su objeto protagonista ===== */

/* Portada interna */
.portada { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 72px); align-items: center; padding-top: clamp(56px, 8vw, 112px); padding-bottom: clamp(56px, 8vw, 112px); }
.portada h1 { font-size: clamp(44px, 6.6vw, 92px); margin: 20px 0 24px; }
@media (max-width: 900px) { .portada { grid-template-columns: 1fr; } }

/* Gigantografía (Publicidad) */
.valla { position: relative; padding: 30px 0 92px; }
.valla__cartel { position: relative; z-index: 1; aspect-ratio: 16 / 9; background: var(--lima); color: var(--negro); border: 10px solid #2A2A28; border-radius: 6px; box-shadow: 0 30px 60px rgba(0,0,0,.45); display: flex; flex-direction: column; justify-content: space-between; padding: clamp(18px, 3vw, 34px); overflow: hidden; }
.valla__cartel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(255,255,255,.28) 0 18%, transparent 18% 100%); pointer-events: none; }
.valla__marca { font-weight: 800; letter-spacing: .16em; font-size: clamp(11px, 1.2vw, 14px); }
.valla__frase { font-weight: 900; font-size: clamp(30px, 4.6vw, 64px); line-height: .92; letter-spacing: -0.045em; margin: 0; }
.valla__frase em { color: var(--negro); }
.valla__pie { display: flex; justify-content: space-between; gap: 12px; font-weight: 800; font-size: clamp(11px, 1.2vw, 14px); }
.valla__luz { position: absolute; top: 6px; width: 70px; height: 18px; background: #2A2A28; border-radius: 4px 4px 0 0; z-index: 2; }
.valla__luz::after { content: ""; position: absolute; left: 50%; top: 100%; width: 160px; height: 130px; transform: translateX(-50%); background: radial-gradient(ellipse at top, rgba(255,255,230,.4), transparent 70%); }
.valla__luz--1 { left: 18%; }
.valla__luz--2 { right: 18%; }
.valla__poste { position: absolute; bottom: 0; width: 18px; height: 100px; background: #2A2A28; }
.valla__poste--1 { left: 26%; }
.valla__poste--2 { right: 26%; }

/* Capítulos de servicio */
.capitulo { padding: clamp(56px, 8vw, 104px) 0; }
.capitulo__grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 80px); align-items: start; }
@media (max-width: 900px) { .capitulo__grid { grid-template-columns: 1fr; } }
.capitulo__n { display: block; font-weight: 900; font-size: clamp(96px, 14vw, 200px); line-height: .78; letter-spacing: -0.07em; color: transparent; -webkit-text-stroke: 2px var(--negro); margin-bottom: 18px; }
.seccion--negra .capitulo__n { -webkit-text-stroke-color: var(--lima); }
.capitulo h2 { margin-bottom: 18px; }
.capitulo .bajada { margin-bottom: 28px; }
.entregables { list-style: none; margin: 0 0 32px; padding: 0; border-top: 2px solid currentColor; }
.entregables li { display: flex; gap: 16px; align-items: baseline; padding: 16px 0; border-bottom: 1px solid rgba(14,14,14,.18); font-weight: 600; font-size: clamp(17px, 1.8vw, 20px); }
.seccion--negra .entregables li { border-bottom-color: var(--linea-oscura); }
.entregables li::before { content: "→"; font-weight: 800; flex: none; }
.seccion--negra .entregables li::before { color: var(--lima); }

/* Navegador (Desarrollo) */
.navegador { border-radius: 16px; overflow: hidden; background: var(--crema); color: var(--negro); box-shadow: 0 30px 70px rgba(0,0,0,.45); }
.navegador__barra { display: flex; align-items: center; gap: 14px; padding: 12px 16px; background: #E4E1DA; }
.navegador__puntos { display: flex; gap: 7px; }
.navegador__puntos i { width: 12px; height: 12px; border-radius: 50%; background: #C9C7C2; }
.navegador__puntos i:first-child { background: var(--negro); }
.navegador__url { flex: 1; min-width: 0; background: var(--blanco); border-radius: 999px; padding: 7px 16px; font-size: 14px; font-weight: 600; color: var(--gris-oscuro); white-space: nowrap; overflow: hidden; }
.navegador__url b { color: var(--negro); }
.navegador__cuerpo { padding: clamp(24px, 4vw, 48px); display: grid; gap: 20px; }
.navegador__frase { font-weight: 900; font-size: clamp(30px, 4.2vw, 58px); line-height: .98; letter-spacing: -0.045em; margin: 0; }
.tachado { position: relative; white-space: nowrap; color: var(--gris-oscuro); }
.tachado::after { content: ""; position: absolute; left: -3%; right: -3%; top: 50%; height: .11em; background: var(--negro); transform: rotate(-5deg); }
.navegador__nueva { display: inline-block; background: var(--lima); padding: 0 .18em; border-radius: 6px; }
.navegador__boton { justify-self: start; background: var(--negro); color: var(--lima); border-radius: 999px; padding: 12px 22px; font-weight: 800; font-size: 15px; }
.navegador__metricas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.navegador__metricas div { background: var(--blanco); border-radius: 12px; padding: 12px 14px; font-size: 13px; font-weight: 600; color: var(--gris-oscuro); }
.navegador__metricas strong { display: block; color: var(--negro); font-size: 18px; font-weight: 900; letter-spacing: -0.02em; }

/* Checks (Desarrollo) */
.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); border-top: 2px solid var(--negro); border-left: 2px solid var(--negro); }
.check { padding: 26px 24px; border-right: 2px solid var(--negro); border-bottom: 2px solid var(--negro); display: grid; gap: 10px; align-content: start; transition: background .2s; }
.check__n { font-weight: 900; font-size: 15px; letter-spacing: .12em; }
.check h3 { font-size: clamp(22px, 2.4vw, 28px); }
.check:hover { background: var(--lima); }

/* Mini dispositivos */
.mini { border: 2px solid currentColor; border-radius: 14px; padding: 14px; display: grid; gap: 10px; max-width: 420px; margin-bottom: 8px; }
.mini i { display: block; height: 12px; border-radius: 99px; background: currentColor; opacity: .18; }
.mini i.l { background: var(--lima); opacity: 1; height: 34px; border-radius: 8px; }
.mini i.c { width: 60%; }
.mini--telefono { max-width: 170px; border-radius: 30px; padding: 26px 14px; aspect-ratio: 9 / 17; align-content: start; }

/* Reproductor (Cursos) */
.reproductor { border-radius: 20px; overflow: hidden; background: #1A1A19; border: 1px solid var(--linea-oscura); box-shadow: 0 30px 70px rgba(0,0,0,.45); }
.reproductor__pantalla { aspect-ratio: 16 / 9; background: var(--crema); color: var(--negro); padding: clamp(18px, 3vw, 36px); display: flex; flex-direction: column; justify-content: space-between; position: relative; }
.reproductor__titulo { font-weight: 900; font-size: clamp(28px, 4vw, 54px); line-height: .95; letter-spacing: -0.045em; margin: 0; max-width: 11ch; }
.reproductor__titulo em { color: var(--negro); }
.reproductor__play { position: absolute; right: clamp(18px, 3vw, 36px); bottom: clamp(18px, 3vw, 36px); width: clamp(56px, 6vw, 76px); aspect-ratio: 1; border-radius: 50%; background: var(--negro); display: grid; place-items: center; }
.reproductor__play::before { content: ""; border-left: 20px solid var(--lima); border-top: 12px solid transparent; border-bottom: 12px solid transparent; margin-left: 5px; }
.reproductor__barra { padding: 16px 20px; display: grid; gap: 10px; color: var(--gris-claro); font-size: 14px; font-weight: 600; }
.reproductor__progreso { height: 6px; border-radius: 99px; background: #333331; overflow: hidden; }
.reproductor__progreso span { display: block; height: 100%; width: 34%; background: var(--lima); animation: avanzar 9s ease-in-out infinite alternate; }
.reproductor__datos { display: flex; justify-content: space-between; gap: 12px; }
@keyframes avanzar { from { width: 12%; } to { width: 78%; } }
@media (prefers-reduced-motion: reduce) { .reproductor__progreso span { animation: none; } }

/* Temario con números grandes */
.modulo--grande summary { font-size: clamp(22px, 2.6vw, 30px); font-weight: 900; letter-spacing: -0.02em; padding: 22px 26px; align-items: center; }
.modulo--grande .modulo__n { font-size: clamp(40px, 4.5vw, 60px); font-weight: 900; letter-spacing: -0.05em; color: transparent; -webkit-text-stroke: 1.5px var(--negro); line-height: 1; width: 1.5em; }
.modulo__clases { font-size: 14px; font-weight: 600; letter-spacing: .04em; color: var(--gris-oscuro); margin-left: auto; white-space: nowrap; }
.modulo--grande summary::after { margin-left: 18px; }
@media (max-width: 600px) { .modulo__clases { display: none; } .modulo--grande summary::after { margin-left: auto; } }
.seccion--lima .mini i.l { background: var(--negro); }

/* Ficha de caso (Trabajos) */
.ficha { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 2px solid var(--blanco); border-bottom: 2px solid var(--blanco); margin-top: clamp(32px, 5vw, 56px); }
.ficha div { padding: 18px 20px 18px 0; display: grid; gap: 6px; }
.ficha div + div { padding-left: 20px; border-left: 1px solid var(--linea-oscura); }
.ficha dt { font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--gris-claro); }
.ficha dd { margin: 0; font-weight: 800; font-size: 17px; }
.ficha a { color: var(--lima); }
@media (max-width: 760px) {
  .ficha { grid-template-columns: 1fr 1fr; }
  .ficha div:nth-child(3) { border-left: 0; padding-left: 0; }
  .ficha div:nth-child(n+3) { border-top: 1px solid var(--linea-oscura); }
}
.caso-titulo { font-size: clamp(64px, 13vw, 200px); line-height: .82; letter-spacing: -0.06em; margin: 24px 0 0; }
.dispositivos { position: relative; padding: 0 0 40px; max-width: 680px; margin: 0 auto; }
.dispositivos .navegador { max-width: 560px; }
.dispositivos .telefono { position: absolute; right: 0; bottom: 0; width: clamp(120px, 15vw, 180px); }
.telefono { background: var(--negro); border-radius: 30px; padding: 10px; box-shadow: 0 24px 50px rgba(0,0,0,.35); }
.telefono__pantalla { background: var(--crema); color: var(--negro); border-radius: 22px; overflow: hidden; aspect-ratio: 9 / 18; display: grid; grid-template-rows: auto 1fr auto; }
.mock-tienda { padding: 14px; display: grid; gap: 10px; align-content: start; }
.mock-tienda__busca { height: 26px; border-radius: 99px; background: var(--blanco); border: 1px solid rgba(14,14,14,.15); }
.mock-tienda__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock-tienda__item { display: grid; gap: 6px; }
.mock-tienda__item i { display: block; aspect-ratio: 1; border-radius: 10px; background: #E4E1DA; }
.mock-tienda__item:nth-child(2) i, .mock-tienda__item:nth-child(4) i { background: var(--lima); }
.mock-tienda__item b { display: block; height: 7px; border-radius: 99px; background: rgba(14,14,14,.2); }
.mock-tienda__item b + b { width: 50%; background: var(--negro); }
.telefono .mock-tienda__grid { grid-template-columns: 1fr 1fr; gap: 8px; }
.mock-pago { margin: 0 10px 10px; background: var(--negro); color: var(--lima); border-radius: 12px; text-align: center; font-weight: 800; font-size: 11px; padding: 9px 4px; }
.acto { display: grid; grid-template-columns: minmax(0, 0.45fr) minmax(0, 1fr); gap: clamp(20px, 4vw, 64px); padding: clamp(36px, 5vw, 56px) 0; border-top: 2px solid var(--negro); }
.acto:last-child { border-bottom: 2px solid var(--negro); }
.acto .capitulo__n { font-size: clamp(72px, 10vw, 140px); margin: 0; }
.acto h3 { font-size: clamp(30px, 4vw, 52px); letter-spacing: -0.04em; margin-bottom: 18px; }
@media (max-width: 760px) { .acto { grid-template-columns: 1fr; } }
.hueco { border: 3px dashed var(--negro); border-radius: var(--radio); min-height: 340px; display: grid; place-items: center; text-align: center; padding: 32px; text-decoration: none; transition: background .2s, border-style .2s; }
.hueco:hover { background: var(--negro); color: var(--lima); border-style: solid; }
.hueco strong { display: block; font-weight: 900; font-size: clamp(40px, 6vw, 80px); letter-spacing: -0.05em; line-height: .9; margin: 12px 0 18px; }

/* Chat (Contacto) */
.chat-telefono { width: min(100%, 360px); justify-self: center; }
.chat-telefono .telefono__pantalla { aspect-ratio: 9 / 16.5; background: #ECE7DE; }
.chat__cabeza { display: flex; align-items: center; gap: 10px; padding: 14px; background: var(--negro); color: var(--blanco); }
.chat__avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--lima); color: var(--negro); display: grid; place-items: center; font-weight: 900; font-size: 13px; flex: none; }
.chat__nombre { font-weight: 800; font-size: 14px; line-height: 1.1; }
.chat__estado { font-size: 11px; color: var(--gris-claro); }
.chat__mensajes { padding: 14px; display: flex; flex-direction: column; gap: 8px; justify-content: flex-end; }
.burbuja { max-width: 84%; padding: 9px 12px; border-radius: 14px; font-size: 14px; line-height: 1.35; font-weight: 500; opacity: 0; transform: translateY(8px); animation: aparecer .4s ease forwards; }
.burbuja small { display: block; text-align: right; font-size: 10px; opacity: .55; margin-top: 2px; }
.burbuja--yo { align-self: flex-end; background: var(--lima); border-bottom-right-radius: 4px; }
.burbuja--ellos { align-self: flex-start; background: var(--blanco); border-bottom-left-radius: 4px; }
.burbuja:nth-child(1) { animation-delay: .3s; } .burbuja:nth-child(2) { animation-delay: 1.3s; } .burbuja:nth-child(3) { animation-delay: 2.4s; } .burbuja:nth-child(4) { animation-delay: 3.5s; }
.escribiendo { align-self: flex-start; background: var(--blanco); border-radius: 14px; padding: 12px 14px; display: flex; gap: 4px; opacity: 0; animation: aparecer .3s ease 4.4s forwards; }
.escribiendo i { width: 6px; height: 6px; border-radius: 50%; background: var(--gris-oscuro); animation: puntito 1s infinite; }
.escribiendo i:nth-child(2) { animation-delay: .15s; } .escribiendo i:nth-child(3) { animation-delay: .3s; }
.chat__barra { display: flex; gap: 8px; padding: 10px; }
.chat__barra span { flex: 1; background: var(--blanco); border-radius: 99px; padding: 8px 12px; font-size: 12px; color: var(--gris-oscuro); }
.chat__barra b { width: 32px; height: 32px; border-radius: 50%; background: var(--negro); flex: none; }
@keyframes aparecer { to { opacity: 1; transform: none; } }
@keyframes puntito { 50% { transform: translateY(-3px); opacity: .5; } }
@media (prefers-reduced-motion: reduce) { .burbuja, .escribiendo { animation: none; opacity: 1; transform: none; } .escribiendo i { animation: none; } }
.canales .indice__fila { grid-template-columns: 140px 1fr auto; }
@media (max-width: 760px) { .canales .indice__fila { grid-template-columns: 1fr; gap: 6px; } .canales .indice__desc { grid-column: auto; } }

/* Diálogo de compra y página de resultado */
.dialogo { border: 0; padding: 0; border-radius: 24px; width: min(480px, calc(100vw - 32px)); background: var(--crema); color: var(--negro); box-shadow: 0 40px 80px rgba(0,0,0,.5); }
.dialogo::backdrop { background: rgba(14,14,14,.72); backdrop-filter: blur(3px); }
.dialogo__cuerpo { position: relative; display: grid; gap: 18px; padding: clamp(24px, 5vw, 36px); }
.dialogo__cerrar { position: absolute; top: 14px; right: 14px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--negro); color: var(--lima); font-size: 24px; line-height: 1; cursor: pointer; }
.dialogo .etiqueta { justify-self: start; }
.dialogo .campo input { font-weight: 600; }
.boton[disabled] { opacity: .6; cursor: wait; transform: none; }
.resultado { max-width: 680px; margin: 0 auto; text-align: center; display: grid; gap: 24px; justify-items: center; }
.resultado h1 { font-size: clamp(44px, 8vw, 88px); }
.codigo-grande { font-weight: 900; font-size: clamp(30px, 7vw, 56px); letter-spacing: .04em; background: var(--lima); color: var(--negro); border-radius: 18px; padding: 18px 28px; user-select: all; }
.dialogo h2 em, .dialogo em { color: var(--negro); }