/* Página de presentación ({DOMINIO}). Mobile-first; colores de la marca (azul degradado sobre azul noche). */
:root {
  --noche: #050b1f;
  --noche-2: #0b1a3a;
  --azul: #0a5ce6;
  --azul-2: #0a84ff;
  --cian: #18c8ff;
  --tinta: #12162a;
  --gris: #5b6175;
  --linea: #e4e7ef;
  --suave: #f4f6fb;
  --blanco: #ffffff;
  --radio: 16px;
  --sombra: 0 18px 50px rgba(5, 11, 31, .14);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
section[id] { scroll-margin-top: 72px; }   /* que la barra fija no tape el título al saltar a una sección */
body {
  margin: 0; background: var(--blanco); color: var(--tinta);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px; line-height: 1.55;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--azul); }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .5em; }
p { margin: 0 0 1em; }
.contenedor { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.angosto { max-width: 780px; }
:focus-visible { outline: 3px solid var(--cian); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Botones */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px;
  border-radius: 999px; background: linear-gradient(135deg, var(--azul-2), var(--azul)); color: #fff; font-weight: 600;
  text-decoration: none; border: 0; box-shadow: 0 8px 22px rgba(10, 92, 230, .35); transition: transform .15s, box-shadow .15s;
}
.boton:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(10, 92, 230, .42); }
.boton-claro { background: rgba(255, 255, 255, .1); color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
.boton-claro:hover { box-shadow: inset 0 0 0 1.5px currentColor; background: rgba(127, 127, 127, .12); }
.boton-chico { min-height: 40px; padding: 8px 16px; font-size: 15px; }

/* Barra superior */
.barra { position: sticky; top: 0; z-index: 20; background: rgba(5, 11, 31, .82); backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid rgba(255, 255, 255, .08); color: #fff; }
.barra-interior { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 17px; white-space: nowrap; }
.marca img { border-radius: 9px; }
.menu { display: none; gap: 26px; margin-left: auto; }
.menu a { color: rgba(255, 255, 255, .78); text-decoration: none; font-size: 15px; }
.menu a:hover { color: #fff; }
.barra-acciones { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.enlace-entrar { color: rgba(255, 255, 255, .85); text-decoration: none; font-size: 15px; }
.enlace-entrar:hover { color: #fff; }
@media (max-width: 420px) { .marca span { display: none; } }
@media (min-width: 900px) { .menu { display: flex; } .barra-acciones { margin-left: 26px; } }

/* Portada */
.hero { position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(1100px 600px at 85% -10%, rgba(24, 200, 255, .22), transparent 60%),
              radial-gradient(900px 500px at -10% 110%, rgba(10, 92, 230, .3), transparent 60%), var(--noche); }
.hero-interior { display: grid; gap: 44px; padding-top: 56px; padding-bottom: 72px; align-items: center; }
.etiqueta { display: inline-block; margin-bottom: 14px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--azul); }
.hero .etiqueta { color: var(--cian); }
.hero h1 { font-size: clamp(34px, 8.5vw, 60px); font-weight: 800; }
.degradado { background: linear-gradient(90deg, var(--cian), var(--azul-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: clamp(17px, 2.4vw, 20px); color: rgba(255, 255, 255, .78); max-width: 34em; }
.hero-botones { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 16px; }
.hero-botones.centrado { justify-content: center; }
.hero-nota { font-size: 14px; color: rgba(255, 255, 255, .6); margin: 0; }

.hero-tv { position: relative; }
.tv { position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: #000;
  border: 10px solid #10131c; box-shadow: 0 40px 80px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 255, 255, .08); }
.tv-video { width: 100%; height: 100%; object-fit: cover; }
.tv-base { width: 32%; height: 14px; margin: 0 auto; background: linear-gradient(#1a1e2a, #0c0e15); border-radius: 0 0 10px 10px; }
.tv-cintillo { position: absolute; left: 0; right: 0; bottom: 0; height: 11%; display: flex; align-items: center; overflow: hidden;
  background: var(--azul); color: #fff; font-weight: 700; font-size: clamp(11px, 2.1vw, 17px); white-space: nowrap; }
.tv-cinta { display: inline-block; padding-left: 100%; animation: correr 26s linear infinite; }
.tv-cinta span { padding: 0 .5em; opacity: .75; }
@keyframes correr { from { transform: translateX(0); } to { transform: translateX(-100%); } }
@media (prefers-reduced-motion: reduce) { .tv-cinta { animation: none; padding-left: 1em; } }
@media (min-width: 960px) {
  .hero-interior { grid-template-columns: 1fr 1.08fr; padding-top: 88px; padding-bottom: 104px; }
}

/* Plataformas */
.plataformas { border-bottom: 1px solid var(--linea); padding: 22px 0; }
.plataformas .contenedor { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; justify-content: center; }
.plataformas p { margin: 0; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--gris); }
.plataformas ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; justify-content: center; }
.plataformas li { padding: 6px 12px; border-radius: 999px; background: var(--suave); font-size: 14px; font-weight: 600; color: var(--tinta); }
.plataformas li.proximamente { background: transparent; color: var(--gris); box-shadow: inset 0 0 0 1px var(--linea); font-weight: 500; }

/* Secciones */
.seccion { padding: 72px 0; }
.seccion-suave { background: var(--suave); }
.titulo { font-size: clamp(28px, 5.5vw, 42px); font-weight: 800; text-align: center; }
.titulo.izquierda { text-align: left; }
.subtitulo { text-align: center; color: var(--gris); font-size: 18px; max-width: 34em; margin: 0 auto 40px; }

.pasos { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.pasos li { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 26px; }
.paso-num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; margin-bottom: 14px;
  background: linear-gradient(135deg, var(--cian), var(--azul)); color: #fff; font-weight: 800; }
.pasos h3 { font-size: 21px; }
.pasos p { color: var(--gris); margin: 0; }
@media (min-width: 820px) { .pasos { grid-template-columns: repeat(3, 1fr); } }

.destacado { display: grid; gap: 28px; align-items: center; margin-bottom: 72px; }
.destacado-texto h2 { font-size: clamp(26px, 4.6vw, 36px); font-weight: 800; }
.destacado-texto p:last-child { color: var(--gris); font-size: 18px; }
.captura { margin: 0; border-radius: var(--radio); overflow: hidden; background: #fff; box-shadow: var(--sombra); border: 1px solid var(--linea); }
@media (min-width: 900px) {
  .destacado { grid-template-columns: .85fr 1.15fr; gap: 56px; }
  .destacado-invertido .destacado-texto { order: 2; }
}

.tarjetas { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.tarjetas li { background: var(--blanco); border-radius: var(--radio); padding: 24px; border: 1px solid var(--linea); }
.tarjetas svg { width: 30px; height: 30px; fill: none; stroke: var(--azul); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 12px; }
.tarjetas h3 { font-size: 19px; }
.tarjetas p { color: var(--gris); margin: 0; font-size: 16px; }
@media (min-width: 640px) { .tarjetas { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .tarjetas { grid-template-columns: repeat(3, 1fr); } }

.movil-interior { display: grid; gap: 40px; align-items: center; }
.movil { margin: 0 auto; max-width: 260px; border-radius: 36px; overflow: hidden; border: 9px solid #10131c; box-shadow: var(--sombra); }
.lista-check { list-style: none; margin: 0; padding: 0; }
.lista-check li { position: relative; padding: 0 0 14px 36px; font-size: 18px; }
.lista-check li::before { content: ""; position: absolute; left: 0; top: 3px; width: 22px; height: 22px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cian), var(--azul)); }
.lista-check li::after { content: ""; position: absolute; left: 7px; top: 8px; width: 8px; height: 5px; border: solid #fff;
  border-width: 0 0 2px 2px; transform: rotate(-45deg); }
@media (min-width: 820px) { .movil-interior { grid-template-columns: 320px 1fr; gap: 72px; } }

/* Planes */
.planes { display: grid; gap: 18px; max-width: 1040px; margin: 0 auto; }
.plan { position: relative; display: flex; flex-direction: column; background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 28px; }
.plan h3 { font-size: 20px; }
.plan-precio { font-size: 40px; font-weight: 800; letter-spacing: -.03em; margin-bottom: 0; }
.plan-iva { font-size: 14px; color: var(--gris); margin: 0 0 18px; }
.plan-precio span { font-size: 16px; font-weight: 500; color: var(--gris); letter-spacing: 0; }
.plan ul { list-style: none; margin: 0 0 24px; padding: 0; flex: 1; }
.plan li { padding: 8px 0; border-top: 1px solid var(--linea); font-size: 16px; }
.plan .boton-claro { color: var(--azul); }
@media (min-width: 860px) { .planes { grid-template-columns: repeat(auto-fit, minmax(0, 1fr)); } }

/* Preguntas */
details { border-bottom: 1px solid var(--linea); padding: 18px 0; }
summary { cursor: pointer; font-weight: 650; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--azul); font-size: 24px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--gris); margin: 12px 0 0; }

/* Cierre y pie */
.cierre { color: #fff; text-align: center; padding: 88px 0;
  background: radial-gradient(700px 400px at 50% 0%, rgba(24, 200, 255, .22), transparent 70%), var(--noche-2); }
.cierre h2 { font-size: clamp(28px, 6vw, 44px); font-weight: 800; }
.cierre p { color: rgba(255, 255, 255, .75); font-size: 18px; }
.cierre-interior { max-width: 760px; }
.cierre-correo a { color: #fff; }
.pie { background: var(--noche); color: rgba(255, 255, 255, .6); padding: 40px 0; font-size: 14px; }
.pie-interior { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }
.pie img { width: 120px; height: auto; }
.pie nav { display: flex; flex-wrap: wrap; gap: 20px; }
.pie a { color: rgba(255, 255, 255, .8); text-decoration: none; }
.pie a:hover { color: #fff; }
.pie p { margin: 0; }