:root {
  color-scheme: light;
  --azul-profundo: #0c3159;
  --azul: #126fb4;
  --azul-luz: #27b8ff;
  --hielo: #eef9ff;
  --plata: #d9e5ee;
  --gris: #637486;
  --gris-oscuro: #233344;
  --oro: #d8a534;
  --rojo-bolivia: #d33c32;
  --verde-bolivia: #2e8a51;
  --blanco: #ffffff;
  --panel: rgba(255, 255, 255, 0.72);
  --borde: rgba(18, 111, 180, 0.18);
  --sombra: 0 26px 80px rgba(16, 56, 92, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--gris-oscuro);
  background:
    radial-gradient(circle at 20% 0%, rgba(39, 184, 255, 0.18), transparent 32rem),
    linear-gradient(180deg, #f7fcff 0%, #eaf6fb 48%, #ffffff 100%);
  font-family:
    Inter, "SF Pro Display", "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
  max-width: 100vw;
}

.pagina,
.portada-contenido,
.mensaje-principal,
.panel-beneficios-portada,
.tarjeta-beneficio {
  min-width: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(18, 111, 180, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 111, 180, 0.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 78%);
  z-index: 1;
}

.energia-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  opacity: 0.82;
  z-index: 2;
}

.pagina {
  position: relative;
  z-index: 3;
}

.portada {
  position: relative;
  min-height: 100svh;
  padding: clamp(1rem, 2.5vw, 2rem);
  overflow: hidden;
  isolation: isolate;
}

.imagen-portada,
.velo-portada,
.flujo-luz {
  position: absolute;
  inset: 0;
}

.imagen-portada {
  inset: -4%;
  background: url("assets/salar-uyuni-hero.jpg") center / cover no-repeat;
  transform: scale(1.04);
  animation: respirarImagen 24s ease-in-out infinite alternate;
  z-index: -4;
}

.velo-portada {
  background:
    linear-gradient(90deg, rgba(247, 252, 255, 0.96) 0%, rgba(247, 252, 255, 0.84) 36%, rgba(247, 252, 255, 0.5) 68%, rgba(247, 252, 255, 0.28) 100%),
    linear-gradient(0deg, rgba(255, 255, 255, 0.98) 0%, transparent 42%);
  z-index: -3;
}

.flujo-luz {
  background:
    linear-gradient(110deg, transparent 0 36%, rgba(39, 184, 255, 0.22) 45%, transparent 58%),
    radial-gradient(circle at 72% 24%, rgba(216, 165, 52, 0.24), transparent 16rem),
    radial-gradient(circle at 34% 72%, rgba(39, 184, 255, 0.22), transparent 18rem);
  mix-blend-mode: multiply;
  animation: flujo 10s ease-in-out infinite alternate;
  z-index: -2;
}

.barra-superior {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: 0.8rem 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 16px 44px rgba(29, 95, 139, 0.11);
  backdrop-filter: blur(18px);
}

.marca,
.pistas-navegacion,
.banda-bolivia {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.marca {
  color: var(--azul-profundo);
  font-weight: 900;
}

.marca-simbolo {
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background:
    linear-gradient(90deg, var(--rojo-bolivia) 0 33%, var(--oro) 33% 66%, var(--verde-bolivia) 66% 100%);
  box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.75);
}

.pistas-navegacion {
  color: #496177;
  font-size: 0.88rem;
}

.pistas-navegacion span {
  position: relative;
  padding-left: 0.8rem;
}

.pistas-navegacion span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(var(--azul-luz), var(--oro));
}

.portada-contenido {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 0.62fr);
  gap: clamp(1.2rem, 4vw, 3.2rem);
  width: min(1280px, 100%);
  min-height: calc(100svh - 5.6rem);
  margin: 0 auto;
  align-items: center;
}

.mensaje-principal {
  padding: clamp(2rem, 5vw, 4.5rem) 0;
}

.etiqueta,
.micro {
  margin: 0 0 0.8rem;
  color: var(--azul);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 1.25rem;
  color: #082a4c;
  font-size: clamp(3.4rem, 7.8vw, 7.6rem);
  line-height: 0.9;
  letter-spacing: 0;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.subtitulo {
  max-width: 660px;
  color: #3f5872;
  font-size: clamp(1.1rem, 1.8vw, 1.45rem);
}

.banda-bolivia {
  flex-wrap: wrap;
  margin-top: 1.6rem;
}

.banda-bolivia span {
  padding-left: 0.75rem;
  border-left: 3px solid var(--azul-luz);
  color: #173d61;
  font-weight: 800;
}

.panel-beneficios-portada {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  align-self: end;
  padding: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: var(--sombra);
  backdrop-filter: blur(20px);
}

.tarjeta-beneficio,
.empresa-grid,
.bolivia-tablero,
.mosaico-areas article,
.beneficios-amplios article,
.contacto,
.imagen-litio,
.linea-tiempo article {
  border: 1px solid rgba(255, 255, 255, 0.76);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.92), rgba(238, 249, 255, 0.72)),
    radial-gradient(circle at 82% 10%, rgba(39, 184, 255, 0.14), transparent 10rem);
  box-shadow: var(--sombra);
  backdrop-filter: blur(18px);
}

.tarjeta-beneficio {
  position: relative;
  min-height: 17.5rem;
  padding: clamp(1rem, 2vw, 1.25rem);
  border-radius: 24px;
  overflow: hidden;
  transform-style: preserve-3d;
}

.tarjeta-beneficio::after,
.mosaico-areas article::after,
.beneficios-amplios article::after {
  content: "";
  position: absolute;
  inset: auto -20% -28% 18%;
  height: 6.5rem;
  background: linear-gradient(90deg, rgba(39, 184, 255, 0.22), transparent);
  transform: rotate(-10deg);
}

.tarjeta-beneficio.urgente {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(224, 246, 255, 0.88)),
    radial-gradient(circle at 20% 12%, rgba(216, 165, 52, 0.22), transparent 10rem);
}

.tarjeta-beneficio h2 {
  margin-bottom: 0.6rem;
  color: #0a345f;
  font-size: clamp(1.28rem, 2vw, 1.58rem);
  line-height: 1.05;
}

.tarjeta-beneficio p:last-child,
.mosaico-areas p,
.beneficios-amplios p,
.tarjetas-bolivia p,
.linea-tiempo p {
  margin-bottom: 0;
  color: #597087;
  overflow-wrap: anywhere;
}

.tarjeta-beneficio strong {
  display: block;
  margin: 0.2rem 0 0.6rem;
  color: #082a4c;
  font-size: clamp(2.5rem, 5vw, 4.25rem);
  line-height: 0.92;
}

.icono-lineal {
  position: relative;
  width: 3.2rem;
  height: 3.2rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(18, 111, 180, 0.2);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(39, 184, 255, 0.14));
}

.icono-lineal::before,
.icono-lineal::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: var(--azul-luz);
}

.icono-lineal::before {
  width: 55%;
  height: 3px;
  left: 22%;
  top: 45%;
}

.icono-lineal::after {
  width: 3px;
  height: 55%;
  left: 48%;
  top: 22%;
}

.formacion::after,
.energia::after {
  transform: rotate(45deg);
}

.perforacion::before,
.infraestructura::before {
  transform: rotate(-35deg);
}

.digital::before {
  width: 36%;
}

.sistemas::after {
  height: 34%;
}

.seccion {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
  padding: clamp(4.5rem, 8vw, 7.5rem) 0;
}

.encabezado-seccion {
  display: grid;
  grid-template-columns: minmax(12rem, 0.42fr) minmax(0, 1fr);
  gap: clamp(1.4rem, 5vw, 4rem);
  align-items: start;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.encabezado-seccion.compacto {
  max-width: 920px;
}

.encabezado-seccion h2,
.contacto h2 {
  margin: 0;
  color: #0c3159;
  font-size: clamp(2.1rem, 4.8vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

.empresa-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  gap: 1px;
  border-radius: 30px;
  overflow: hidden;
}

.bloque-foto {
  position: relative;
  min-height: 35rem;
  overflow: hidden;
}

.bloque-foto img,
.imagen-litio img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.placa-foto {
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  bottom: 1.2rem;
  padding: 1.2rem;
  border-radius: 20px;
  color: #fff;
  background: linear-gradient(135deg, rgba(8, 42, 76, 0.86), rgba(18, 111, 180, 0.78));
  backdrop-filter: blur(14px);
}

.placa-foto span {
  display: block;
  font-size: 3.2rem;
  font-weight: 950;
  line-height: 1;
}

.placa-foto p {
  margin-bottom: 0;
  color: #dcefff;
}

.texto-empresa {
  padding: clamp(1.3rem, 4vw, 3rem);
  align-self: center;
  color: #4a637c;
  font-size: clamp(1rem, 1.35vw, 1.14rem);
}

.metricas {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 2rem;
}

.metricas div {
  min-height: 8rem;
  padding: 1rem;
  border: 1px solid var(--borde);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.68);
}

.metricas strong {
  display: block;
  color: var(--azul-profundo);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.metricas span:last-child {
  color: #61778d;
  font-size: 0.92rem;
}

.bolivia-tablero {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr);
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.4rem);
  border-radius: 32px;
}

.mapa-bolivia {
  position: relative;
  min-height: 37rem;
  border-radius: 26px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.74), rgba(229, 247, 255, 0.86)),
    url("assets/litio-uyuni-satelite.jpg") center / cover no-repeat;
}

.mapa-bolivia::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.18)),
    radial-gradient(circle at 45% 42%, rgba(39, 184, 255, 0.25), transparent 13rem);
}

.forma-bolivia {
  position: absolute;
  left: 22%;
  top: 12%;
  width: 56%;
  height: 62%;
  background:
    linear-gradient(135deg, rgba(18, 111, 180, 0.72), rgba(39, 184, 255, 0.28)),
    linear-gradient(90deg, rgba(211, 60, 50, 0.35), rgba(216, 165, 52, 0.35), rgba(46, 138, 81, 0.35));
  clip-path: polygon(38% 0%, 58% 10%, 67% 25%, 88% 34%, 77% 50%, 83% 70%, 62% 83%, 49% 100%, 34% 84%, 15% 83%, 20% 60%, 7% 47%, 22% 33%, 24% 15%);
  filter: drop-shadow(0 28px 42px rgba(20, 85, 132, 0.3));
  z-index: 2;
  animation: flotarMapa 6s ease-in-out infinite alternate;
}

.punto {
  position: absolute;
  z-index: 3;
  padding: 0.36rem 0.52rem;
  border-radius: 999px;
  color: #08315a;
  font-size: 0.78rem;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 24px rgba(19, 85, 135, 0.16);
}

.punto::before {
  content: "";
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.35rem;
  border-radius: 50%;
  background: var(--oro);
  box-shadow: 0 0 0 6px rgba(216, 165, 52, 0.2);
}

.punto-uyuni {
  left: 38%;
  top: 60%;
}

.punto-tarija {
  left: 52%;
  top: 75%;
}

.punto-oruro {
  left: 39%;
  top: 42%;
}

.punto-santa-cruz {
  left: 56%;
  top: 36%;
}

.tarjetas-bolivia,
.mosaico-areas,
.beneficios-amplios {
  display: grid;
  gap: 1rem;
}

.tarjetas-bolivia {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tarjetas-bolivia article,
.mosaico-areas article,
.beneficios-amplios article {
  position: relative;
  min-height: 16rem;
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  border-radius: 24px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(238, 249, 255, 0.76)),
    radial-gradient(circle at 90% 4%, rgba(216, 165, 52, 0.12), transparent 12rem);
  border: 1px solid rgba(18, 111, 180, 0.14);
}

.tarjetas-bolivia span,
.numero-panel,
.linea-tiempo span {
  color: var(--oro);
  font-weight: 950;
}

.tarjetas-bolivia h3,
.mosaico-areas h3,
.beneficios-amplios h3,
.linea-tiempo h3 {
  margin: 1.8rem 0 0.7rem;
  color: #0b3158;
  font-size: clamp(1.15rem, 2vw, 1.48rem);
}

.mosaico-areas {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.mosaico-areas article {
  min-height: 20rem;
}

.beneficios-amplios {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.beneficios-amplios article {
  min-height: 19rem;
}

.numero-panel {
  display: block;
  font-size: 1rem;
}

.futuro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 1rem;
}

.imagen-litio {
  margin: 0;
  min-height: 34rem;
  border-radius: 30px;
  overflow: hidden;
}

.imagen-litio figcaption {
  padding: 1rem 1.2rem;
  color: #4d6378;
  background: rgba(255, 255, 255, 0.86);
}

.linea-tiempo {
  display: grid;
  gap: 1rem;
}

.linea-tiempo article {
  position: relative;
  padding: 1.2rem 1.2rem 1.2rem 2.2rem;
  border-radius: 22px;
}

.linea-tiempo article::before {
  content: "";
  position: absolute;
  left: 0.85rem;
  top: 1.35rem;
  bottom: 1.35rem;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(var(--azul-luz), var(--oro));
}

.linea-tiempo h3 {
  margin-top: 0.25rem;
}

.contacto {
  width: min(1180px, calc(100% - 2rem));
  margin: clamp(2rem, 6vw, 5rem) auto clamp(1rem, 3vw, 2rem);
  padding: clamp(2rem, 6vw, 5rem);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(229, 247, 255, 0.86)),
    radial-gradient(circle at 80% 15%, rgba(216, 165, 52, 0.18), transparent 18rem);
}

.contacto h2 {
  max-width: 1100px;
  font-size: clamp(1.9rem, 4.1vw, 4.35rem);
}

[data-tilt] {
  transform-style: preserve-3d;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.revelar {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 850ms ease,
    transform 850ms ease;
}

.revelar.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes respirarImagen {
  from {
    transform: scale(1.04) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.1) translate3d(-1.2%, -0.8%, 0);
  }
}

@keyframes flujo {
  from {
    transform: translateX(-9%) skewX(-8deg);
    opacity: 0.52;
  }
  to {
    transform: translateX(9%) skewX(-8deg);
    opacity: 0.82;
  }
}

@keyframes flotarMapa {
  from {
    transform: translateY(0) rotate(-2deg);
  }
  to {
    transform: translateY(-12px) rotate(2deg);
  }
}

@media (max-width: 1120px) {
  .portada-contenido,
  .empresa-grid,
  .bolivia-tablero,
  .futuro-grid {
    grid-template-columns: 1fr;
  }

  .panel-beneficios-portada,
  .tarjetas-bolivia,
  .mosaico-areas,
  .beneficios-amplios {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portada-contenido {
    padding-top: 2rem;
  }
}

@media (max-width: 720px) {
  .portada {
    padding: 0.75rem;
  }

  .barra-superior {
    align-items: flex-start;
    flex-direction: column;
    border-radius: 20px;
  }

  .pistas-navegacion {
    flex-wrap: wrap;
    gap: 0.55rem;
  }

  .portada-contenido {
    min-height: auto;
    width: min(340px, calc(100vw - 3rem));
    max-width: 100%;
    margin-left: 0;
    margin-right: auto;
  }

  .barra-superior,
  .mensaje-principal {
    width: min(340px, calc(100vw - 3rem));
    max-width: 100%;
    margin-left: 0;
    margin-right: auto;
  }

  .panel-beneficios-portada {
    width: min(330px, calc(100vw - 3.5rem));
    max-width: 100%;
    margin-inline: auto;
  }

  .tarjeta-beneficio {
    width: 100%;
    max-width: 100%;
  }

  h1 {
    font-size: clamp(2.85rem, 12.5vw, 3.7rem);
  }

  .subtitulo {
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .banda-bolivia {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }

  .banda-bolivia span {
    min-width: 0;
  }

  .panel-beneficios-portada,
  .tarjetas-bolivia,
  .mosaico-areas,
  .beneficios-amplios,
  .metricas {
    grid-template-columns: 1fr;
  }

  .tarjeta-beneficio,
  .mosaico-areas article,
  .beneficios-amplios article {
    min-height: 14rem;
  }

  .encabezado-seccion {
    grid-template-columns: 1fr;
  }

  .bloque-foto,
  .mapa-bolivia,
  .imagen-litio {
    min-height: 24rem;
  }

  .contacto {
    padding: 2rem 1rem;
    border-radius: 24px;
  }
}

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

  .revelar {
    opacity: 1;
    transform: none;
  }
}