/* ==================================================
   NEXUS ACADEMY - ESTILOS
   Para cambiar textos, ve al archivo main.html.
   ================================================== */

:root {
  --color-fondo: #050505;
  --color-bloque: #0d0d0d;
  --color-tarjeta: #141414;
  --color-tarjeta-hover: #191919;
  --color-texto: #ffffff;
  --color-texto-suave: #b8b8b8;
  --color-lima: #b6ff3b;
  --color-lima-oscuro: #91d922;
  --color-borde: rgba(255, 255, 255, 0.12);
  --color-borde-lima: rgba(182, 255, 59, 0.36);

  --ancho-maximo: 980px;
  --radio: 20px;
  --espacio-seccion: 70px;
  --transicion: 0.22s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 50% -10%, rgba(182, 255, 59, 0.09), transparent 30%),
    var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video,
iframe,
svg {
  max-width: 100%;
  display: block;
}

button,
input,
a,
summary,
.editor-card {
  -webkit-tap-highlight-color: transparent;
}

.contenedor {
  width: min(100% - 32px, var(--ancho-maximo));
  margin: 0 auto;
}

/* CABECERA */
.cabecera {
  border-bottom: 1px solid var(--color-borde);
  background: rgba(5, 5, 5, 0.9);
  backdrop-filter: blur(12px);
}

.cabecera-contenido {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 12px 0;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  color: var(--color-lima);
  font-size: 26px;
  font-weight: 950;
  letter-spacing: -0.035em;
  transition: transform var(--transicion), opacity var(--transicion);
}

.logo em {
  color: var(--color-texto);
  font-size: 13px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0;
}

.logo:hover {
  transform: translateY(-1px);
  opacity: 0.88;
}

/* TEXTOS */
.etiqueta {
  display: inline-block;
  margin-bottom: 16px;
  padding: 7px 13px;
  border: 1px solid var(--color-borde-lima);
  border-radius: 999px;
  color: var(--color-lima);
  font-size: 13px;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin: 0 auto 8px;
  font-size: clamp(30px, 4.2vw, 48px);
  line-height: 1;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 6vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 8px;
  font-size: 21px;
}

.lima {
  color: var(--color-lima);
}

.subtitulo {
  max-width: 720px;
  margin: 0 auto 14px;
  color: var(--color-texto-suave);
  font-size: clamp(15px, 1.8vw, 18px);
}

.texto-suave {
  color: var(--color-texto-suave);
}

.texto-pequeno {
  margin-top: 12px;
  color: var(--color-texto-suave);
  font-size: 14px;
}

/* BOTONES */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 16px 24px;
  border-radius: 999px;
  background: var(--color-lima);
  color: #050505;
  font-weight: 900;
  font-size: 16px;
  text-align: center;
  transition: transform var(--transicion), background var(--transicion), box-shadow var(--transicion);
}

.boton:hover,
.boton:focus-visible {
  transform: translateY(-2px);
  background: var(--color-lima-oscuro);
  box-shadow: 0 12px 34px rgba(182, 255, 59, 0.16);
}

.boton-hero,
.boton-final {
  margin-top: 12px;
}

/* BOTON FINAL mas grande y vistoso */
.boton-final {
  margin-top: 30px;
  padding: 22px 46px;
  font-size: 20px;
  letter-spacing: -0.01em;
  border-radius: 999px;
  box-shadow: 0 0 28px rgba(182, 255, 59, 0.30);
  animation: respiraGlow 3.4s ease-in-out infinite;
}

.boton-final:hover,
.boton-final:focus-visible {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 16px 46px rgba(182, 255, 59, 0.40);
  animation: none;
}

@media (min-width: 800px) {
  .boton-final {
    padding: 24px 56px;
    font-size: 22px;
  }
}

/* HERO */
.hero {
  padding: 12px 0 42px;
  text-align: center;
}

.hero-contenido {
  max-width: 980px;
}

.hero-nota {
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* VÍDEO */
.video-caja {
  width: min(100%, 860px);
  margin: 0 auto;
  padding: 6px;
  border: 1px solid var(--color-borde);
  border-radius: calc(var(--radio) + 7px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  transition: none;
}

.video-caja:hover,
.video-caja:focus-within {
  transform: none;
}

.video-player {
  position: relative;
  overflow: hidden;
  border-radius: var(--radio);
  background: #000;
}

.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}

.video-frame iframe,
.video-frame #hero-video,
.video-frame #hero-video iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: calc(100% + 2px);
  border: 0;
}

.video-click-blocker {
  position: absolute;
  inset: 0;
  z-index: 2;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.yt-title-mask,
.yt-brand-mask {
  position: absolute;
  z-index: 3;
  pointer-events: none;
}

.yt-title-mask {
  display: none;
}

.yt-brand-mask {
  display: none;
}

.sound-prompt {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.66);
  backdrop-filter: blur(14px);
  color: white;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  animation: sonidoPulso 1.8s ease-in-out infinite;
  transition: border-color var(--transicion), background var(--transicion);
}

.sound-prompt:hover,
.sound-prompt:focus-visible {
  border-color: var(--color-borde-lima);
  background: rgba(0, 0, 0, 0.76);
}

.sound-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-lima);
  color: #050505;
}

.sound-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sound-prompt.oculto {
  pointer-events: none;
  animation: sonidoSalida 0.35s ease forwards;
}

@keyframes sonidoPulso {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.04);
  }
}

@keyframes sonidoSalida {
  to {
    opacity: 0;
    transform: translate(-50%, -42%) scale(0.96);
  }
}

.video-controls {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.58);
  backdrop-filter: blur(14px);
}

.control-btn {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-lima);
  cursor: pointer;
  transition: transform var(--transicion), background var(--transicion), border-color var(--transicion);
}

.control-btn:hover,
.control-btn:focus-visible {
  transform: scale(1.06);
  background: rgba(182, 255, 59, 0.14);
  border-color: rgba(182, 255, 59, 0.26);
}

.icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-pause,
.icon-muted {
  display: none;
}

.control-play.is-playing .icon-play,
.control-volume.is-muted .icon-volume {
  display: none;
}

.control-play.is-playing .icon-pause,
.control-volume.is-muted .icon-muted {
  display: block;
}

.volume-wrap {
  display: flex;
  align-items: center;
  gap: 0;
}

.volume-slider {
  width: 0;
  height: 4px;
  margin-left: 0;
  opacity: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
  pointer-events: none;
  transition: width var(--transicion), opacity var(--transicion), margin-left var(--transicion);
}

.volume-wrap:hover .volume-slider,
.volume-wrap:focus-within .volume-slider {
  width: 100px;
  margin-left: 8px;
  opacity: 1;
  pointer-events: auto;
}

.volume-slider::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}

.volume-slider::-webkit-slider-thumb {
  appearance: none;
  width: 13px;
  height: 13px;
  margin-top: -4.5px;
  border-radius: 50%;
  background: var(--color-lima);
}

.volume-slider::-moz-range-track {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}

.volume-slider::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border: 0;
  border-radius: 50%;
  background: var(--color-lima);
}

/* SECCIONES */
.seccion {
  padding: var(--espacio-seccion) 0;
}

.seccion-oscura {
  background: var(--color-bloque);
  border-top: 1px solid var(--color-borde);
  border-bottom: 1px solid var(--color-borde);
}

.bloque-centrado {
  max-width: 760px;
  text-align: center;
}

.grid-simple {
  display: grid;
  gap: 18px;
}

.tarjeta {
  padding: 24px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  background: var(--color-tarjeta);
  transition: transform var(--transicion), border-color var(--transicion), background var(--transicion), box-shadow var(--transicion);
}

.tarjeta-interactiva:hover,
.lista-checks li:hover,
.faq details:hover {
  transform: translateY(-4px);
  border-color: rgba(182, 255, 59, 0.3);
  background: var(--color-tarjeta-hover);
}

/* LISTA */
.lista-checks {
  display: grid;
  gap: 11px;
  margin: 26px 0;
  padding: 0;
  list-style: none;
  text-align: left;
}

.lista-checks li {
  position: relative;
  padding: 14px 16px 14px 42px;
  border: 1px solid var(--color-borde);
  border-radius: 14px;
  background: var(--color-tarjeta);
  color: var(--color-texto-suave);
  transition: transform var(--transicion), border-color var(--transicion), background var(--transicion);
}

.lista-checks li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-lima);
  box-shadow: 0 0 0 4px rgba(182, 255, 59, 0.08);
}

/* PRECIO COMPACTO */
.precio-caja {
  max-width: 760px;
  padding: 34px 22px;
  border: 1px solid var(--color-borde-lima);
  border-radius: var(--radio);
  background: var(--color-tarjeta);
  text-align: center;
  animation: respiraGlow 3.4s ease-in-out infinite;
}

@keyframes respiraGlow {
  0%, 100% {
    border-color: rgba(182, 255, 59, 0.30);
    box-shadow: 0 0 0 rgba(182, 255, 59, 0), 0 0 18px rgba(182, 255, 59, 0.10);
  }
  50% {
    border-color: rgba(182, 255, 59, 0.65);
    box-shadow: 0 0 26px rgba(182, 255, 59, 0.28), 0 0 54px rgba(182, 255, 59, 0.14);
  }
}

.precio-compacto {
  max-width: 860px;
  text-align: left;
  padding: 30px;
}

.precio-compacto h2 {
  max-width: 660px;
  margin-bottom: 10px;
}

.salto-precio {
  display: block;
  color: var(--color-lima);
  font-size: clamp(54px, 11vw, 80px);
  line-height: 1;
  letter-spacing: -0.07em;
}

.precio-compacto .boton {
  margin-top: 18px;
}

/* FUNDADORES */
.fundadores-grid {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.fundador-card {
  text-align: left;
}

.editor-card {
  position: relative;
  cursor: pointer;
  overflow: hidden;
  outline: none;
}

.editor-card:hover,
.editor-card:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(182, 255, 59, 0.42);
  background: var(--color-tarjeta-hover);
  box-shadow: 0 22px 58px rgba(0, 0, 0, 0.28);
}

.editor-card.is-open {
  border-color: var(--color-borde-lima);
  box-shadow: 0 22px 60px rgba(182, 255, 59, 0.1);
}

/* RESPIRACION en tarjetas de fundadores (igual que el recuadro de precio) */
.fundador-card.editor-card {
  animation: respiraGlow 3.4s ease-in-out infinite;
}

.fundador-card.editor-card:hover,
.fundador-card.editor-card:focus-visible,
.fundador-card.editor-card.is-open {
  animation: none;
}

.perfil-link {
  display: inline-grid;
  color: var(--color-texto);
}

.perfil-link:hover h3,
.perfil-link:focus-visible h3 {
  color: var(--color-lima);
}

.avatar {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: var(--color-lima);
  color: #050505;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: -0.02em;
  transition: transform var(--transicion), box-shadow var(--transicion);
}

.perfil-link:hover .avatar,
.perfil-link:focus-visible .avatar {
  transform: scale(1.06);
  box-shadow: 0 0 0 7px rgba(182, 255, 59, 0.08);
}

.avatar-foto {
  overflow: hidden;
  padding: 0;
}

.avatar-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}

.ver-creadores {
  display: inline-flex;
  margin-top: 8px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-lima);
  font: inherit;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
}

.ver-creadores:hover,
.ver-creadores:focus-visible {
  text-decoration: underline;
}

.creadores-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(8px);
  transition: max-height 0.32s ease, opacity var(--transicion), transform var(--transicion);
}

.editor-card.is-open .creadores-panel {
  max-height: 760px;
  opacity: 1;
  transform: translateY(0);
}

.creadores-label {
  margin: 16px 0 14px;
  color: var(--color-texto);
  font-size: 14px;
  font-weight: 900;
}

.creadores-lista {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.creador-item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  justify-items: start;
  column-gap: 12px;
  row-gap: 2px;
  padding: 12px;
  border: 1px solid var(--color-borde);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
  transition: transform var(--transicion), border-color var(--transicion), background var(--transicion);
}

.creador-item:hover {
  transform: translateY(-3px);
  border-color: rgba(182, 255, 59, 0.26);
  background: rgba(182, 255, 59, 0.06);
}

.creador-foto {
  display: grid;
  grid-row: span 2;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 0;
  border: 2px solid var(--color-lima);
  border-radius: 50%;
  background: #050505;
  color: var(--color-lima);
  font-size: 13px;
  font-weight: 900;
  overflow: hidden;
}

.creador-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
}

.creador-item strong {
  color: var(--color-texto);
  font-size: 14px;
  line-height: 1.15;
}

.creador-item span {
  color: var(--color-texto-suave);
  font-size: 12px;
}


/* FONDO ROAD MAP (seccion incluye) */
.seccion-roadmap {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.seccion-roadmap::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: var(--bg-roadmap);
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.seccion-roadmap::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 5, 5, 0.72) 0%, rgba(5, 5, 5, 0.55) 50%, rgba(5, 5, 5, 0.78) 100%),
    radial-gradient(circle at 50% 40%, rgba(5, 5, 5, 0.25), rgba(5, 5, 5, 0.7) 95%);
}

/* BANDA CTA */
.cta-banda-seccion {
  padding: 48px 0 0;
}

.cta-banda {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--color-borde-lima);
  border-radius: 20px;
  background: linear-gradient(90deg, rgba(182, 255, 59, 0.07), rgba(182, 255, 59, 0.02));
  transition: transform var(--transicion), box-shadow var(--transicion), border-color var(--transicion);
}

.cta-banda:hover {
  transform: translateY(-3px);
  border-color: rgba(182, 255, 59, 0.5);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.26);
}

.cta-banda-precio {
  color: var(--color-lima);
  font-size: clamp(38px, 7vw, 56px);
  line-height: 1;
  font-weight: 950;
  letter-spacing: -0.08em;
}

.cta-banda-texto strong,
.cta-banda-texto span {
  display: block;
}

.cta-banda-texto strong {
  color: var(--color-texto);
  font-size: 15px;
  line-height: 1.2;
}

.cta-banda-texto span {
  color: var(--color-texto-suave);
  font-size: 13px;
}

.cta-banda .boton {
  grid-column: 1 / -1;
}

/* FAQ */
.faq {
  display: grid;
  gap: 12px;
  margin-top: 22px;
  text-align: left;
}

.faq details {
  padding: 18px;
  border: 1px solid var(--color-borde);
  border-radius: 15px;
  background: var(--color-tarjeta);
  transition: transform var(--transicion), border-color var(--transicion), background var(--transicion);
}

.faq summary {
  cursor: pointer;
  font-weight: 900;
}

.faq p {
  margin: 12px 0 0;
  color: var(--color-texto-suave);
}

/* CTA FIJO EN MÓVIL */
.cta-fijo {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  padding: 10px 0;
  background: rgba(5, 5, 5, 0.96);
  border-top: 1px solid var(--color-borde);
}

.cta-fijo-contenido {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
}

.cta-fijo p {
  margin: 0;
  font-size: 13px;
  color: var(--color-texto-suave);
}

.cta-fijo strong {
  display: block;
  color: var(--color-texto);
}

.cta-fijo .boton {
  width: auto;
  padding: 12px 18px;
}

/* COOKIES */
.cookies {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 84px;
  z-index: 40;
  padding: 16px;
  border: 1px solid var(--color-borde);
  border-radius: 16px;
  background: #101010;
}

.cookies p {
  margin: 0 0 12px;
  color: var(--color-texto-suave);
  font-size: 14px;
}

.cookies-desplegable {
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--color-borde);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--transicion), background var(--transicion);
}

.cookies-desplegable[open] {
  border-color: rgba(182, 255, 59, 0.28);
  background: rgba(182, 255, 59, 0.05);
}

.cookies-desplegable summary {
  color: var(--color-texto);
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
}

.cookies-desplegable label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 9px;
  color: var(--color-texto-suave);
  font-size: 13px;
}

.cookies-desplegable input {
  accent-color: var(--color-lima);
}

.cookies button {
  width: 100%;
  padding: 12px 16px;
  border: 0;
  border-radius: 999px;
  background: var(--color-lima);
  color: #050505;
  font-weight: 900;
  cursor: pointer;
  transition: transform var(--transicion), background var(--transicion), box-shadow var(--transicion);
}

.cookies button:hover {
  transform: translateY(-2px);
  background: var(--color-lima-oscuro);
  box-shadow: 0 12px 30px rgba(182, 255, 59, 0.13);
}

/* FOOTER */
.footer {
  padding: 34px 0 112px;
  color: var(--color-texto-suave);
  font-size: 14px;
}

.footer p {
  margin-bottom: 10px;
}

.footer a {
  color: var(--color-texto);
  transition: color var(--transicion), opacity var(--transicion);
}

.footer a:hover {
  color: var(--color-lima);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 14px;
}

/* MÓVIL */
@media (max-width: 640px) {
  :root {
    --espacio-seccion: 56px;
  }

  .hero {
    padding-top: 12px;
  }

  .logo {
    font-size: 23px;
  }

  .logo em {
    font-size: 12px;
  }

  .contenedor {
    width: min(100% - 24px, var(--ancho-maximo));
  }

  .video-caja {
    padding: 4px;
    border-radius: 18px;
  }

  .video-player {
    border-radius: 15px;
  }

  .sound-prompt {
    width: calc(100% - 42px);
    justify-content: center;
    padding: 12px 14px;
    font-size: 14px;
  }

  .video-controls {
    left: 10px;
    bottom: 10px;
    gap: 7px;
    padding: 7px 9px;
  }

  .control-btn {
    width: 34px;
    height: 34px;
  }

  .volume-wrap:hover .volume-slider,
  .volume-wrap:focus-within .volume-slider {
    width: 72px;
  }

  .precio-compacto {
    padding: 24px;
  }

  .creador-foto {
    width: 54px;
    height: 54px;
  }
}

/* ORDENADOR */
@media (min-width: 800px) {
  .boton {
    width: auto;
  }

  .grid-simple {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .fundadores-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }


  .cta-banda {
    grid-template-columns: auto 1fr auto;
    padding: 18px 20px;
  }

  .cta-banda .boton {
    grid-column: auto;
    white-space: nowrap;
  }

  .cookies {
    left: auto;
    width: 390px;
  }

  .cta-fijo {
    display: none;
  }

  .footer {
    padding-bottom: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}