/* Walkthrough de Merk: el panel se vuelve su chat y Merk maneja el simulador. */
.btn-merk { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 2.6rem; padding: 0.5rem 1rem; font: 800 0.92rem/1 'Nunito', system-ui, sans-serif; color: #1E1B4B; background: var(--naranja); border: 2px solid transparent; border-radius: var(--radio); cursor: pointer; white-space: nowrap; }
.btn-merk:hover:not(:disabled) { background: var(--naranja-hover); }
.btn-merk:disabled { opacity: 0.5; cursor: default; }
.btn-merk svg { width: 1.3rem; height: 1.3rem; }
.barra .btn-merk { margin-left: auto; }
.barra .volver { margin-left: 0; }
@media (max-width: 29.99rem) { .btn-merk span { display: none; } .btn-merk { padding: 0.5rem 0.7rem; } }

.invita { display: grid; grid-template-columns: auto 1fr; gap: 0.2rem 0.8rem; align-items: center; background: var(--lavanda); }
.invita p { font-size: 0.92rem; color: var(--tinta-suave); line-height: 1.4; }
.invita .btn { grid-column: 1 / -1; min-height: 2.75rem; padding: 0.6rem 1rem; }

.hud-merk { top: 0.6rem; left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 0.5rem; background: var(--hud-fondo); border: 2px solid var(--violeta); border-radius: 999px; padding: 0.3rem 0.9rem 0.3rem 0.3rem; white-space: nowrap; }
.hud-merk .merk-av { width: 1.7rem; height: 1.7rem; border-radius: 50%; }
.hud-merk .merk-av svg { width: 1.1rem; height: 1.1rem; }

.chat { grid-area: chat; display: none; flex-direction: column; min-height: 0; background: var(--fondo); border: 2px solid var(--lavanda); border-radius: var(--radio); overflow: hidden; }
.chat:focus { outline: none; }
.app.walk .chat { display: flex; }
.app.walk { grid-template-areas: 'escena chat' 'escena chat'; }
.app.walk .escenarios, .app.walk .panel { display: none; }
@media (max-width: 59.99rem) {
  .app.walk { grid-template-areas: 'escena' 'chat'; }
  .app.walk .chat { height: min(52dvh, 32rem); }
  .app.walk .caja { height: min(34dvh, 22rem); min-height: 13rem; }
  /* Merk maneja los controles de tiempo: se compactan para que el chat quede a la vista. */
  .app.walk .mando { gap: 0.4rem; padding: 0.4rem 0.5rem; flex-wrap: nowrap; }
  .app.walk .mando .btn-ico { width: 2.6rem; height: 2.6rem; flex: none; }
  .app.walk .mando .btn-ico.grande { width: 3.2rem; height: 2.8rem; }
  .app.walk .mando .seg { margin: 0; flex: none; }
  .app.walk .mando .seg span { padding: 0.5rem 0.5rem; min-height: 2.3rem; font-size: 0.82rem; }
  .app.walk .mando #limpiar { display: none; }
  .app.walk .mando .reloj { display: none; }
  .app.walk .chat { height: min(56dvh, 34rem); }
}
.chat-cab { display: flex; align-items: center; gap: 0.7rem; padding: 0.7rem 0.8rem; border-bottom: 2px solid var(--lavanda); flex: none; }
.chat-quien { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.chat-quien b { font-weight: 900; font-size: 1.05rem; }
.chat-quien small { color: var(--tinta-suave); font-weight: 700; font-size: 0.8rem; }
.chat-ctl { margin-left: auto; display: flex; gap: 0.4rem; align-items: center; }
.btn-ico.peq { width: 2.75rem; height: 2.75rem; }
.btn-ico.peq svg { width: 1.15rem; height: 1.15rem; }
.chat-paso { display: flex; align-items: center; gap: 0.7rem; padding: 0.5rem 0.9rem; font-size: 0.82rem; font-weight: 800; color: var(--tinta-suave); flex: none; }
.chat-paso i { flex: 1; height: 0.35rem; border-radius: 4px; background: var(--lavanda); overflow: hidden; }
.chat-paso b { display: block; height: 100%; width: 0; background: var(--violeta); transition: width 0.3s; }
.chat-log { flex: 1; min-height: 0; overflow-y: auto; padding: 0.4rem 0.9rem 1rem; display: flex; flex-direction: column; gap: 0.9rem; scroll-behavior: smooth; }
.chat-pie { flex: none; padding: 0.7rem 0.9rem; border-top: 2px solid var(--lavanda); font-size: 0.85rem; color: var(--tinta-suave); display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.chat-pie .btn { min-height: 2.75rem; padding: 0.6rem 1.1rem; font-size: 0.92rem; }

.msg { display: flex; gap: 0.6rem; align-items: flex-start; }
.msg .merk-av { width: 2rem; height: 2rem; border-radius: 0.6rem; margin-top: 0.15rem; }
.msg .merk-av svg { width: 1.3rem; height: 1.3rem; }
.msg-cuerpo { display: flex; flex-direction: column; gap: 0.5rem; min-width: 0; flex: 1; }
.burbuja { background: var(--lavanda); border-radius: 0.2rem var(--radio) var(--radio) var(--radio); padding: 0.7rem 0.9rem; font-size: 0.98rem; line-height: 1.5; align-self: flex-start; max-width: 100%; }
.burbuja strong { font-weight: 800; }
.puntos { display: inline-flex; gap: 0.25rem; padding: 0.35rem 0; }
.puntos i { width: 0.45rem; height: 0.45rem; border-radius: 50%; background: var(--tinta-suave); animation: salta 1s infinite; }
.puntos i:nth-child(2) { animation-delay: 0.15s; }
.puntos i:nth-child(3) { animation-delay: 0.3s; }
@keyframes salta { 0%, 60%, 100% { transform: none; opacity: 0.5; } 30% { transform: translateY(-4px); opacity: 1; } }
.adjuntos { display: flex; flex-direction: column; gap: 0.4rem; align-items: flex-start; }

/* Pastilla: la función que Merk está usando y el valor que le pone. */
.pill { display: inline-flex; align-items: center; gap: 0.5rem; max-width: 100%; padding: 0.3rem 0.4rem 0.3rem 0.5rem; background: var(--fondo); border: 2px solid var(--lavanda); border-radius: 999px; font-size: 0.86rem; font-weight: 800; transition: border-color 0.2s; animation: entra 0.25s; }
.pill.ejecutando { border-color: var(--naranja); }
.pill.hecho { border-color: var(--violeta); }
.pill-ico { width: 1.25rem; height: 1.25rem; color: var(--enlace); flex: none; display: grid; place-items: center; }
.pill-ico svg { width: 100%; height: 100%; }
.pill-fn { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pill-val { background: var(--violeta); color: #fff; border-radius: 999px; padding: 0.15rem 0.65rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pill-est { width: 1.1rem; height: 1.1rem; flex: none; display: grid; place-items: center; color: var(--violeta); }
.pill-est svg { width: 100%; height: 100%; }
.pill.ejecutando .pill-est::before { content: ''; width: 0.6rem; height: 0.6rem; border-radius: 50%; background: var(--naranja); animation: pulso 0.8s infinite; }
@keyframes pulso { 50% { opacity: 0.3; transform: scale(0.7); } }
@keyframes entra { from { opacity: 0; transform: translateY(6px); } }
.mini-sw { width: 1.6rem; height: 0.9rem; border-radius: 999px; background: var(--pista-off); position: relative; flex: none; transition: background 0.3s; }
.mini-sw::after { content: ''; position: absolute; top: 0.12rem; left: 0.12rem; width: 0.66rem; height: 0.66rem; border-radius: 50%; background: #fff; transition: transform 0.3s; }
.mini-sw.on { background: var(--violeta); }
.mini-sw.on::after { transform: translateX(0.7rem); }
.mini-bar { width: 2.4rem; height: 0.4rem; border-radius: 4px; background: var(--lavanda); flex: none; overflow: hidden; }
.mini-bar b { display: block; height: 100%; background: var(--violeta); transition: width 0.7s; }

/* Adjunto con datos leídos del simulador */
.dato { background: var(--fondo); border: 2px solid var(--lavanda); border-radius: var(--radio); padding: 0.55rem 0.8rem; font-size: 0.88rem; width: 100%; animation: entra 0.25s; }
.dato h4 { margin: 0 0 0.3rem; font-size: 0.76rem; font-weight: 900; letter-spacing: 0.08em; text-transform: uppercase; color: var(--naranja-texto); }
.dato div { display: flex; justify-content: space-between; gap: 0.8rem; font-variant-numeric: tabular-nums; }
.dato span:first-child { color: var(--tinta-suave); font-weight: 700; }
.dato span:last-child { font-weight: 800; text-align: right; }

/* Cursor de Merk */
.cursor-merk { position: fixed; left: 0; top: 0; z-index: 100; pointer-events: none; transform: translate(-100px, -100px); transition: transform var(--dur, 0.7s) cubic-bezier(0.45, 0, 0.2, 1); }
.cursor-merk svg { width: 1.7rem; height: 1.7rem; filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5)); display: block; }
.cursor-merk span { position: absolute; left: 1.2rem; top: 1.45rem; background: var(--violeta); color: #fff; font-weight: 800; font-size: 0.74rem; padding: 0.1rem 0.5rem; border-radius: 999px; white-space: nowrap; }
.cursor-merk::after { content: ''; position: absolute; left: -0.9rem; top: -0.9rem; width: 1.8rem; height: 1.8rem; border-radius: 50%; border: 3px solid var(--naranja); opacity: 0; }
.cursor-merk.clic::after { animation: onda 0.4s ease-out; }
@keyframes onda { from { opacity: 1; transform: scale(0.3); } to { opacity: 0; transform: scale(1.4); } }
@media (prefers-reduced-motion: reduce) { .cursor-merk { transition: none; } .puntos i, .pill, .dato { animation: none; } }