:root {
  color-scheme: dark;
  --fondo: #070914;
  --superficie: rgba(20, 22, 44, 0.76);
  --superficie-solida: #14162c;
  --texto: #f7f7ff;
  --texto-suave: #b7bad1;
  --borde: rgba(255, 255, 255, 0.12);
  --violeta: #a855f7;
  --azul: #38bdf8;
  --rosa: #fb7185;
  --verde: #34d399;
  --ancho: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 12%, rgba(168, 85, 247, 0.22), transparent 30rem),
    radial-gradient(circle at 88% 20%, rgba(56, 189, 248, 0.16), transparent 28rem),
    linear-gradient(180deg, #090b1a 0%, var(--fondo) 62%);
  color: var(--texto);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a {
  color: #7dd3fc;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: #bae6fd;
}

.contenedor {
  width: min(calc(100% - 2rem), var(--ancho));
  margin-inline: auto;
}

.barra {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--borde);
  background: rgba(7, 9, 20, 0.84);
  backdrop-filter: blur(18px);
}

.barra-contenido {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.marca {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--texto);
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.marca-icono {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  background: conic-gradient(from 210deg, var(--violeta), var(--azul), var(--verde), var(--rosa), var(--violeta));
  box-shadow: 0 0 28px rgba(168, 85, 247, 0.42);
  color: #090b1a;
  font-weight: 950;
}

.navegacion {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.92rem;
}

.navegacion a {
  color: var(--texto-suave);
  text-decoration: none;
}

.navegacion a:hover,
.navegacion a[aria-current="page"] {
  color: var(--texto);
}

.hero {
  padding: 7rem 0 5.5rem;
  text-align: center;
}

.etiqueta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid rgba(125, 211, 252, 0.28);
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.08);
  color: #bae6fd;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.etiqueta::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--verde);
  box-shadow: 0 0 12px var(--verde);
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1 {
  max-width: 900px;
  margin: 1.4rem auto 1.25rem;
  font-size: clamp(2.65rem, 8vw, 5.7rem);
  letter-spacing: -0.055em;
}

.degradado {
  background: linear-gradient(100deg, #ffffff 10%, #d8b4fe 46%, #7dd3fc 82%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero p {
  max-width: 720px;
  margin: 0 auto;
  color: var(--texto-suave);
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
}

.acciones {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.7rem 1.05rem;
  border: 1px solid var(--borde);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--texto);
  font-weight: 750;
  text-decoration: none;
}

.boton-principal {
  border-color: transparent;
  background: linear-gradient(110deg, var(--violeta), #7c3aed 48%, #2563eb);
  box-shadow: 0 16px 50px rgba(124, 58, 237, 0.28);
}

.seccion {
  padding: 2rem 0 5rem;
}

.seccion-titulo {
  margin: 0 0 0.6rem;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  letter-spacing: -0.025em;
}

.seccion-intro {
  max-width: 680px;
  margin: 0 0 2rem;
  color: var(--texto-suave);
}

.tarjetas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.tarjeta,
.documento {
  border: 1px solid var(--borde);
  border-radius: 20px;
  background: var(--superficie);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.2);
}

.tarjeta {
  padding: 1.5rem;
}

.numero {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.14);
  color: #e9d5ff;
  font-weight: 850;
}

.tarjeta h3 {
  margin: 1.15rem 0 0.5rem;
  font-size: 1.15rem;
}

.tarjeta p {
  margin: 0;
  color: var(--texto-suave);
}

.documento-wrap {
  padding: 4rem 0 6rem;
}

.documento {
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(1.35rem, 5vw, 3.7rem);
}

.documento h1 {
  margin: 0 0 0.7rem;
  font-size: clamp(2rem, 6vw, 3.6rem);
}

.documento h2 {
  margin: 2.2rem 0 0.65rem;
  font-size: 1.35rem;
}

.documento h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.08rem;
}

.documento p,
.documento li {
  color: #d2d4e4;
}

.documento ul {
  padding-left: 1.3rem;
}

.fecha {
  margin: 0 0 2.4rem;
  color: var(--texto-suave);
}

.nota {
  margin: 1.4rem 0;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--azul);
  border-radius: 0 12px 12px 0;
  background: rgba(56, 189, 248, 0.08);
}

.pie {
  border-top: 1px solid var(--borde);
  padding: 2rem 0;
  color: var(--texto-suave);
  font-size: 0.9rem;
}

.pie-contenido {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.pie-enlaces {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

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

@media (max-width: 760px) {
  .barra-contenido {
    min-height: 64px;
  }

  .navegacion a:not(:last-child) {
    display: none;
  }

  .hero {
    padding: 5.5rem 0 4rem;
  }

  .tarjetas {
    grid-template-columns: 1fr;
  }
}