/* ============================================================
   Influencia en Acción — estilos de marca compartidos
   ============================================================ */

:root {
  --azul-oscuro: #081526;
  --azul-secundario: #13243e;
  --dorado: #d7a92c;
  --dorado-claro: #f2c94c;
  --burdeos: #7a1f31;
  --blanco: #ffffff;
  --gris: #2c2c2c;
  --gris-texto: #a9b3c2;

  --fuente: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --radio: 18px;
  --sombra: 0 20px 60px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--azul-oscuro);
  color: var(--blanco);
  font-family: var(--fuente);
  overflow: hidden;
}

body.modo-formulario {
  overflow: auto;
}

::selection {
  background: var(--dorado);
  color: var(--azul-oscuro);
}

/* ---------- Motor de diapositivas ---------- */

.deck {
  position: relative;
  width: 100vw;
  height: 100vh;
}

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6vh 8vw;
  text-align: center;
  opacity: 0;
  transform: translateX(40px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  background:
    radial-gradient(ellipse at top right, rgba(215, 169, 44, 0.08), transparent 55%),
    linear-gradient(160deg, var(--azul-oscuro) 0%, var(--azul-secundario) 100%);
}

.slide.activa {
  opacity: 1;
  transform: translateX(0) scale(1);
  pointer-events: auto;
  z-index: 2;
}

.slide.saliente-izq {
  transform: translateX(-40px) scale(0.98);
}

/* aparición escalonada para listas/tarjetas dentro de una slide activa */
.stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.slide.activa .stagger > *:nth-child(1) { transition-delay: 0.05s; }
.slide.activa .stagger > *:nth-child(2) { transition-delay: 0.15s; }
.slide.activa .stagger > *:nth-child(3) { transition-delay: 0.25s; }
.slide.activa .stagger > *:nth-child(4) { transition-delay: 0.35s; }
.slide.activa .stagger > *:nth-child(5) { transition-delay: 0.45s; }
.slide.activa .stagger > *:nth-child(6) { transition-delay: 0.55s; }

.slide.activa .stagger > * {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Tipografía ---------- */

.kicker {
  color: var(--dorado);
  font-weight: 800;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  font-size: clamp(0.8rem, 1.2vw, 1.1rem);
  margin: 0 0 1.2rem;
}

h1.titulo-portada {
  font-size: clamp(2.6rem, 6.5vw, 5.2rem);
  font-weight: 900;
  line-height: 1.05;
  margin: 0;
  text-transform: uppercase;
}

h1.titulo-portada .acento {
  color: var(--dorado);
}

h2.titulo-slide {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 900;
  text-transform: uppercase;
  margin: 0 0 1rem;
  letter-spacing: 0.02em;
}

p.subtitulo {
  font-size: clamp(1.05rem, 1.8vw, 1.5rem);
  color: var(--gris-texto);
  max-width: 46ch;
  margin: 0.8rem auto 0;
  line-height: 1.5;
}

.meta-linea {
  margin-top: 2.4rem;
  color: var(--gris-texto);
  font-size: clamp(0.85rem, 1vw, 1.05rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.meta-linea span + span::before {
  content: "·";
  margin: 0 0.6em;
  color: var(--dorado);
}

/* ---------- Logo ---------- */

.logo-portada {
  width: min(220px, 26vw);
  margin-bottom: 1.4rem;
  filter: drop-shadow(0 0 40px rgba(215, 169, 44, 0.35));
  animation: pulso-logo 4s ease-in-out infinite;
}

@keyframes pulso-logo {
  0%, 100% { filter: drop-shadow(0 0 30px rgba(215, 169, 44, 0.25)); }
  50% { filter: drop-shadow(0 0 55px rgba(215, 169, 44, 0.55)); }
}

/* ---------- Navegación / progreso ---------- */

.progreso {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 50;
}

.progreso .punto {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transition: background 0.3s ease, transform 0.3s ease;
}

.progreso .punto.activo {
  background: var(--dorado);
  transform: scale(1.4);
}

.zona-nav {
  position: fixed;
  top: 0;
  bottom: 0;
  width: 12%;
  z-index: 40;
  cursor: pointer;
}

.zona-nav.izq { left: 0; }
.zona-nav.der { right: 0; }

.boton-pantalla-completa {
  position: fixed;
  top: 22px;
  right: 26px;
  z-index: 60;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--blanco);
  border-radius: 999px;
  padding: 0.6rem 1.3rem;
  font-family: var(--fuente);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  backdrop-filter: blur(6px);
}

.boton-pantalla-completa:hover {
  background: var(--dorado);
  color: var(--azul-oscuro);
  border-color: var(--dorado);
}

.pantalla-inicio {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--azul-oscuro);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
}

.pantalla-inicio.oculta {
  display: none;
}

.boton-primario {
  background: linear-gradient(135deg, var(--dorado-claro), var(--dorado));
  color: var(--azul-oscuro);
  border: none;
  border-radius: 999px;
  padding: 1rem 2.4rem;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(215, 169, 44, 0.35);
  transition: transform 0.2s ease;
}

.boton-primario:hover {
  transform: translateY(-2px);
}

.boton-secundario {
  background: transparent;
  color: var(--blanco);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

.boton-secundario:hover {
  border-color: var(--dorado);
  color: var(--dorado);
}

/* ---------- Tarjetas / grillas genéricas ---------- */

.grid-tarjetas {
  display: grid;
  gap: 1.6rem;
  width: 100%;
  max-width: 1200px;
  margin-top: 1.5rem;
}

.tarjeta {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radio);
  padding: 1.8rem;
  text-align: left;
}

.tarjeta .numero {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--dorado);
  letter-spacing: 0.1em;
}

.tarjeta h3 {
  margin: 0.5rem 0 0.6rem;
  font-size: clamp(1.1rem, 1.6vw, 1.5rem);
  text-transform: uppercase;
}

.tarjeta p {
  color: var(--gris-texto);
  margin: 0;
  line-height: 1.5;
}

.tarjeta-icono {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  padding: 2rem 1.4rem;
}

.tarjeta-icono .icono-grande {
  font-size: 3.2rem;
  line-height: 1;
}

.tarjeta-icono p {
  color: var(--blanco);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
}

/* ---------- Sub-pasos (revelado progresivo con el apuntador) ---------- */

.substep {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.substep.revelado {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Imagen 16:9 (cue cards Bloque 3) ---------- */

.imagen-16-9 {
  width: min(70vw, 480px);
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  object-fit: cover;
  box-shadow: var(--sombra);
  margin-bottom: 1.6rem;
  background: var(--azul-secundario);
}

.imagen-16-9-placeholder {
  width: min(70vw, 480px);
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  margin-bottom: 1.6rem;
  background: var(--azul-secundario);
  border: 1px dashed rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--gris-texto);
  font-size: 0.85rem;
  padding: 1rem;
}

/* ---------- Cue cards (Bloques 3 y 5) ---------- */

.cue-card .kicker {
  margin-bottom: 2rem;
}

.cue-card .frase-clave {
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.08;
  max-width: 20ch;
}

.cue-card .frase-clave .acento {
  color: var(--dorado);
}

.cue-card .apoyo {
  margin-top: 1.8rem;
  font-size: clamp(1rem, 1.6vw, 1.3rem);
  color: var(--gris-texto);
  max-width: 42ch;
}

.cue-card .pregunta {
  margin-top: 2.2rem;
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  color: var(--dorado-claro);
  font-style: italic;
  max-width: 42ch;
}

/* ---------- Introducción del curso ---------- */

.intro-bloque {
  margin-top: 2rem;
  width: 100%;
  max-width: 900px;
}

.intro-bloque .titulo-mini {
  color: var(--dorado);
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  font-weight: 800;
  margin: 0 0 0.8rem;
}

.pildoras {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}

.pildora {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 0.55rem 1.2rem;
  font-weight: 700;
  font-size: 0.95rem;
}

.pildora.dorada {
  background: linear-gradient(135deg, var(--dorado-claro), var(--dorado));
  color: var(--azul-oscuro);
  border: none;
}

.metodologia-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.metodologia-flow .paso {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 0.7rem 1.1rem;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
}

.metodologia-flow .flecha {
  color: var(--dorado);
  font-weight: 900;
  font-size: 1.1rem;
}

/* ---------- Facilitadores ---------- */

.facilitadores-layout {
  display: flex;
  align-items: center;
  gap: 3rem;
  text-align: left;
  max-width: 980px;
  margin-top: 1.5rem;
}

.facilitadores-layout .foto {
  width: 260px;
  height: 320px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: var(--sombra);
  flex-shrink: 0;
  background: var(--azul-secundario);
}

.facilitadores-layout .foto-placeholder {
  width: 260px;
  height: 320px;
  border-radius: 18px;
  flex-shrink: 0;
  background: var(--azul-secundario);
  border: 1px dashed rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--gris-texto);
  font-size: 0.85rem;
  padding: 1rem;
}

.lista-facilitadores {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.lista-facilitadores li {
  padding-left: 1.5rem;
  position: relative;
  color: var(--gris-texto);
  font-size: 1.05rem;
  line-height: 1.5;
}

.lista-facilitadores li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--dorado);
  font-weight: 900;
}

/* ---------- Índice de sesiones ---------- */

.grid-sesiones {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
  width: 100%;
  max-width: 720px;
  margin-top: 1.5rem;
}

.tarjeta-sesion {
  display: block;
  border-radius: var(--radio);
  padding: 1.6rem;
  text-align: left;
  text-decoration: none;
  color: var(--blanco);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  cursor: default;
  font-family: var(--fuente);
}

.tarjeta-sesion .numero {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--dorado);
  letter-spacing: 0.08em;
}

.tarjeta-sesion .nombre {
  display: block;
  margin-top: 0.4rem;
  font-size: 1.15rem;
  font-weight: 800;
}

.tarjeta-sesion.disponible {
  cursor: pointer;
  border-color: rgba(215, 169, 44, 0.5);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.tarjeta-sesion.disponible:hover {
  transform: translateY(-3px);
  border-color: var(--dorado);
}

.tarjeta-sesion.proximamente {
  opacity: 0.45;
}

.tarjeta-sesion.proximamente .nombre {
  font-style: italic;
  font-weight: 600;
}

/* ---------- Tabla comparativa (después del Bloque 3) ---------- */

.barra-flujo {
  background: var(--azul-secundario);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 1.1rem 1.6rem;
  font-weight: 800;
  font-size: clamp(1rem, 1.9vw, 1.3rem);
  margin-bottom: 1.8rem;
  width: 100%;
  max-width: 1050px;
}

.subtitulo-tabla {
  color: var(--dorado-claro);
  font-weight: 800;
  text-align: left;
  width: 100%;
  max-width: 1050px;
  margin: 0 0 1.2rem;
  font-size: clamp(1.15rem, 1.9vw, 1.45rem);
}

.tabla-comparativa {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
  width: 100%;
  max-width: 1050px;
  text-align: left;
}

.columna-comparativa {
  border-radius: 14px;
  padding: 1.3rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.columna-comparativa.mala {
  background: rgba(122, 31, 49, 0.15);
  border-color: rgba(122, 31, 49, 0.4);
}

.columna-comparativa.buena {
  background: rgba(63, 174, 90, 0.12);
  border-color: rgba(63, 174, 90, 0.35);
}

.columna-comparativa h3 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.columna-comparativa.mala h3 {
  color: #e07a7a;
}

.columna-comparativa.buena h3 {
  color: #6fd88a;
}

.columna-comparativa ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.columna-comparativa li {
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--gris-texto);
  padding-left: 1.1rem;
  position: relative;
}

.columna-comparativa li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: inherit;
}

/* ---------- Bloque 4 · Paso 2 (prompt + tabla) ---------- */

.paso2-layout {
  display: flex;
  align-items: flex-start;
  gap: 2.4rem;
  width: 100%;
  max-width: 1100px;
  text-align: left;
  margin-top: 1.4rem;
}

.paso2-layout .columna {
  flex: 1;
  min-width: 0;
}

.instruccion-prompt {
  color: var(--dorado-claro);
  font-weight: 400;
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  line-height: 1.5;
  margin: 0 0 1rem;
}

.caja-prompt {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--gris-texto);
  white-space: pre-wrap;
  max-height: 46vh;
  overflow-y: auto;
  font-family: "Consolas", "Courier New", monospace;
}

.tabla-vision {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  overflow: hidden;
}

.tabla-vision caption {
  text-align: left;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  color: var(--blanco);
}

.tabla-vision th,
.tabla-vision td {
  text-align: left;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  vertical-align: top;
}

.tabla-vision th {
  color: var(--dorado);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.tabla-vision td.tiempo {
  color: var(--gris-texto);
  white-space: nowrap;
}

/* ---------- Slides de título (Bloque 4, pasos 1/3/5) ---------- */

.slide-titulo-paso .titulo-slide {
  font-size: clamp(1.6rem, 3.6vw, 2.8rem);
  max-width: 26ch;
}

.slide-titulo-paso .subtitulo {
  color: var(--dorado-claro);
  font-weight: 700;
  font-style: normal;
}

/* ---------- Kahoot: opciones estilo cuatro figuras ---------- */

.kahoot-pregunta-texto {
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 800;
  max-width: 34ch;
  margin-bottom: 2rem;
}

.opciones-kahoot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  width: 100%;
  max-width: 900px;
}

.opcion-kahoot {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  border: none;
  border-radius: 14px;
  padding: 1.3rem 1.6rem;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 700;
  color: var(--blanco);
  text-align: left;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.opcion-kahoot:hover {
  transform: translateY(-3px);
  filter: brightness(1.08);
}

.opcion-kahoot .figura {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.opcion-kahoot.a { background: var(--dorado); color: var(--azul-oscuro); }
.opcion-kahoot.b { background: var(--burdeos); }
.opcion-kahoot.c { background: var(--azul-secundario); border: 1px solid rgba(255,255,255,0.15); }
.opcion-kahoot.d { background: var(--gris); }

.opcion-kahoot.correcta {
  outline: 4px solid var(--dorado-claro);
  outline-offset: 3px;
}

.opcion-kahoot.deshabilitada {
  opacity: 0.45;
  filter: grayscale(0.4);
}

/* ---------- Resultados (barras / donut) ---------- */

.resultado-barra {
  display: grid;
  grid-template-columns: 2.4rem 1fr 4rem;
  align-items: center;
  gap: 1rem;
  margin: 0.6rem 0;
  text-align: left;
}

.resultado-barra .pista {
  height: 14px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.resultado-barra .relleno {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--dorado), var(--dorado-claro));
  width: 0%;
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.resultado-barra.correcta .relleno {
  background: linear-gradient(90deg, #3fae5a, #6fd88a);
}

.donut-envoltura {
  position: relative;
  width: 220px;
  height: 220px;
  margin: 1.5rem auto;
}

.donut-envoltura svg {
  transform: rotate(-90deg);
}

.donut-envoltura circle {
  fill: none;
  stroke-width: 16;
}

.donut-envoltura .fondo {
  stroke: rgba(255, 255, 255, 0.08);
}

.donut-envoltura .relleno {
  stroke: var(--dorado);
  stroke-linecap: round;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.donut-envoltura .etiqueta {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.donut-envoltura .etiqueta .porcentaje {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--dorado);
}

.donut-envoltura .etiqueta .texto {
  font-size: 0.8rem;
  color: var(--gris-texto);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- QR ---------- */

.tarjeta-qr {
  background: var(--blanco);
  padding: 1.2rem;
  border-radius: 16px;
  display: inline-flex;
  margin: 1.5rem 0;
  box-shadow: var(--sombra);
}

.contador-conectados {
  color: var(--gris-texto);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.contador-conectados strong {
  color: var(--dorado-claro);
  font-size: 1.3rem;
}

/* ---------- Reproductor de video (Bloque 2) ---------- */

.envoltura-video {
  position: relative;
  width: min(70vw, 900px);
  aspect-ratio: 16 / 9;
  border-radius: var(--radio);
  overflow: hidden;
  background: #000;
  box-shadow: var(--sombra);
  margin-top: 2rem;
}

.envoltura-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.boton-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8, 21, 38, 0.55);
  border: none;
  cursor: pointer;
}

.boton-play .circulo {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: rgba(215, 169, 44, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.boton-play:hover .circulo {
  transform: scale(1.08);
}

.boton-play svg {
  width: 30px;
  height: 30px;
  fill: var(--azul-oscuro);
  margin-left: 4px;
}

.boton-play.oculto {
  display: none;
}

.video-sin-archivo {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  color: var(--gris-texto);
  background: var(--azul-secundario);
  margin: 0;
}

.video-sin-archivo.visible {
  display: flex;
}

.video-sin-archivo code {
  color: var(--dorado-claro);
  margin-left: 0.4em;
}

/* ---------- Timeline (agenda / pasos) ---------- */

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  width: 100%;
  max-width: 900px;
  text-align: left;
}

.timeline-item {
  display: grid;
  grid-template-columns: 3.2rem 6rem 1fr;
  align-items: center;
  gap: 1.2rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 1rem 1.4rem;
}

.timeline-item .num {
  font-weight: 900;
  color: var(--dorado);
  font-size: 1.3rem;
}

.timeline-item .tiempo {
  color: var(--gris-texto);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

.timeline-item .desc strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.timeline-item .desc span {
  color: var(--gris-texto);
  font-size: 0.9rem;
}

/* ---------- Formularios (kahoot.php / sala-responder.php) ---------- */

.pagina-formulario {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.2rem;
  background:
    radial-gradient(ellipse at top, rgba(215, 169, 44, 0.1), transparent 55%),
    linear-gradient(160deg, var(--azul-oscuro) 0%, var(--azul-secundario) 100%);
}

.tarjeta-formulario {
  width: 100%;
  max-width: 480px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 2rem 1.6rem;
  box-shadow: var(--sombra);
}

.tarjeta-formulario .logo-chico {
  width: 64px;
  display: block;
  margin: 0 auto 1rem;
}

.tarjeta-formulario h1 {
  font-size: 1.4rem;
  text-align: center;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}

.tarjeta-formulario p.ayuda {
  text-align: center;
  color: var(--gris-texto);
  margin: 0 0 1.6rem;
  font-size: 0.95rem;
}

.campo {
  margin-bottom: 1.3rem;
}

.campo label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.campo input[type="text"],
.campo input[type="password"] {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.25);
  color: var(--blanco);
  font-size: 1rem;
}

.opciones-formulario {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.opciones-formulario label {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: 0.7rem 1rem;
  cursor: pointer;
  font-weight: 600;
}

.opciones-formulario input {
  accent-color: var(--dorado);
}

.envio {
  margin-top: 1.6rem;
}

.envio button {
  width: 100%;
}

.mensaje-exito {
  text-align: center;
  padding: 2rem 1rem;
}

.mensaje-exito .marca-check {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--dorado);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
}

/* ---------- Panel de administración ---------- */

.pagina-panel {
  min-height: 100vh;
  background: var(--azul-oscuro);
  color: var(--blanco);
  font-family: var(--fuente);
  padding: 2.4rem 3vw;
}

.pagina-panel a {
  color: var(--dorado-claro);
}

.encabezado-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1.2rem;
}

.encabezado-panel h1 {
  font-size: 1.5rem;
  margin: 0;
  text-transform: uppercase;
}

.tabla-panel {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  overflow: hidden;
}

.tabla-panel th,
.tabla-panel td {
  text-align: left;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.95rem;
}

.tabla-panel th {
  color: var(--dorado);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.tabla-panel tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}

.etiqueta-ok {
  color: #6fd88a;
  font-weight: 700;
}

.etiqueta-mal {
  color: #e07a7a;
  font-weight: 700;
}

.tarjeta-login {
  max-width: 380px;
  margin: 8vh auto;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 2.2rem;
}

.error-login {
  color: #e07a7a;
  text-align: center;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}