/* ─────────────────────────────────────────────────────────────────────────
   GBNex ISP · página de promoción
   Misma identidad que la app: fondo casi negro, cian y violeta "neón".
   ───────────────────────────────────────────────────────────────────────── */
:root {
  --fondo: #05070d;
  --fondo-2: #0a0e18;
  --panel: #0f1422;
  --borde: rgba(255, 255, 255, 0.08);
  --texto: #e6ebf5;
  --suave: #93a0b8;
  --tenue: #5d6880;
  --cian: #22d3ee;
  --violeta: #8b5cf6;
  --verde: #34d399;
  --ambar: #fbbf24;
  --rosa: #fb7185;
  --radio: 18px;
  --sombra: 0 20px 60px -20px rgba(34, 211, 238, 0.25);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background: var(--fondo);
  color: var(--texto);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,
h2,
h3,
.marca,
.boton,
.plan__precio {
  font-family: 'Space Grotesk', system-ui, sans-serif;
}

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

img {
  display: block;
  max-width: 100%;
}

.contenedor {
  width: min(1180px, 100% - 40px);
  margin-inline: auto;
}

.contenedor--angosto {
  width: min(820px, 100% - 40px);
}

.degradado {
  background: linear-gradient(90deg, var(--cian), var(--violeta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ───── Botones y etiquetas ───── */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--cian), #3b82f6 55%, var(--violeta));
  color: #03121a;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 10px 30px -10px rgba(34, 211, 238, 0.6);
}

.boton:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -12px rgba(34, 211, 238, 0.7);
}

.boton--contorno {
  background: transparent;
  color: var(--texto);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: none;
}

.boton--contorno:hover {
  background: rgba(34, 211, 238, 0.08);
  box-shadow: none;
}

.boton--chico {
  padding: 9px 16px;
  font-size: 14px;
}

.boton--ancho {
  width: 100%;
}

.etiqueta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.07);
  color: var(--cian);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.punto {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--verde);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: pulso 2s infinite;
}

@keyframes pulso {
  70% {
    box-shadow: 0 0 0 10px rgba(52, 211, 153, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0);
  }
}

/* ───── Barra superior ───── */
.barra {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}

.barra.con-fondo {
  background: rgba(5, 7, 13, 0.85);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--borde);
}

.barra__interior {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.marca {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 600;
}

.marca img {
  border-radius: 10px;
}

.marca b {
  color: var(--cian);
}

.menu {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 15px;
  color: var(--suave);
}

.menu a:not(.boton):hover {
  color: var(--texto);
}

.menu .boton {
  color: #03121a;
}

.menu-movil {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.menu-movil span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background: var(--texto);
  border-radius: 2px;
  transition: 0.3s;
}

/* ───── Portada ───── */
.portada {
  position: relative;
  padding: 150px 0 60px;
  overflow: hidden;
  background:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.05) 1px, transparent 0) 0 0 / 28px 28px,
    var(--fondo);
}

.brillo {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

.brillo--1 {
  width: 520px;
  height: 520px;
  background: rgba(34, 211, 238, 0.18);
  top: -120px;
  left: -160px;
}

.brillo--2 {
  width: 480px;
  height: 480px;
  background: rgba(139, 92, 246, 0.2);
  top: 120px;
  right: -140px;
}

.brillo--3 {
  width: 600px;
  height: 600px;
  background: rgba(34, 211, 238, 0.1);
  bottom: -300px;
  left: 30%;
}

.portada__interior {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
}

.portada h1 {
  margin: 22px 0 20px;
  font-size: clamp(38px, 5.2vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.portada__sub {
  max-width: 560px;
  font-size: 18px;
  color: var(--suave);
}

.portada__botones {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 32px 0 26px;
}

.portada__puntos {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  list-style: none;
  color: var(--suave);
  font-size: 14px;
}

/* Panel simulado */
.panel-demo {
  border: 1px solid var(--borde);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(15, 20, 34, 0.95), rgba(10, 14, 24, 0.95));
  box-shadow: var(--sombra), 0 0 0 1px rgba(34, 211, 238, 0.08);
  overflow: hidden;
  transform: perspective(1400px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.6s;
}

.panel-demo:hover {
  transform: perspective(1400px) rotateY(0) rotateX(0);
}

.panel-demo__barra {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--borde);
  font-size: 12px;
  color: var(--tenue);
}

.panel-demo__barra span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2a3246;
}

.panel-demo__barra span:first-child {
  background: #fb7185;
}

.panel-demo__barra span:nth-child(2) {
  background: #fbbf24;
}

.panel-demo__barra span:nth-child(3) {
  background: #34d399;
}

.panel-demo__barra em {
  margin-left: 10px;
  font-style: normal;
}

.panel-demo__cuerpo {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.kpi {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--borde);
  background: rgba(255, 255, 255, 0.02);
}

.kpi small {
  display: block;
  color: var(--tenue);
  font-size: 11px;
}

.kpi strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
}

.kpi i {
  font-style: normal;
  font-size: 11px;
}

.sube {
  color: var(--verde);
}

.baja {
  color: var(--rosa);
}

.grafica {
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--borde);
  background: rgba(255, 255, 255, 0.02);
}

.grafica__titulo {
  font-size: 12px;
  color: var(--suave);
  margin-bottom: 10px;
}

.barras {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 110px;
}

.barras span {
  flex: 1;
  height: var(--h);
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--cian), rgba(139, 92, 246, 0.5));
  transform-origin: bottom;
  animation: crecer 1.2s ease-out both;
}

.barras span:nth-child(odd) {
  animation-delay: 0.15s;
}

@keyframes crecer {
  from {
    transform: scaleY(0);
  }
}

.eventos {
  display: grid;
  gap: 6px;
}

.evento {
  padding: 9px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
  font-size: 12.5px;
  color: var(--suave);
}

.evento b {
  margin-right: 6px;
}

.evento .v {
  color: var(--verde);
}

.evento .a {
  color: var(--ambar);
}

.evento .c {
  color: var(--cian);
}

.compatibles {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 30px;
  margin-top: 70px;
  padding-top: 30px;
  border-top: 1px solid var(--borde);
  color: var(--tenue);
  font-size: 14px;
}

.compatibles b {
  color: var(--suave);
  font-weight: 600;
}

/* ───── Secciones ───── */
.seccion {
  position: relative;
  padding: 100px 0;
}

.seccion--alterna {
  background: var(--fondo-2);
  border-block: 1px solid var(--borde);
}

.titulo-seccion {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.titulo-seccion h2 {
  margin: 16px 0 14px;
  font-size: clamp(30px, 3.8vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.titulo-seccion p {
  color: var(--suave);
  font-size: 17px;
}

.rejilla {
  display: grid;
  gap: 20px;
}

.rejilla--3 {
  grid-template-columns: repeat(3, 1fr);
}

.rejilla--4 {
  grid-template-columns: repeat(4, 1fr);
}

.tarjeta,
.funcion {
  padding: 28px;
  border-radius: var(--radio);
  border: 1px solid var(--borde);
  background: var(--panel);
  transition: transform 0.25s, border-color 0.25s;
}

.tarjeta:hover,
.funcion:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.35);
}

.tarjeta__icono,
.funcion__icono {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(139, 92, 246, 0.15));
  border: 1px solid rgba(34, 211, 238, 0.2);
  font-size: 24px;
}

.tarjeta h3,
.funcion h3 {
  font-size: 19px;
  margin-bottom: 8px;
}

.tarjeta p,
.funcion p {
  color: var(--suave);
  font-size: 15px;
}

.funcion.destacada {
  background:
    linear-gradient(var(--panel), var(--panel)) padding-box,
    linear-gradient(135deg, var(--cian), var(--violeta)) border-box;
  border: 1px solid transparent;
}

.problemas {
  margin-top: 50px;
  padding: 36px;
  border-radius: var(--radio);
  border: 1px solid rgba(251, 113, 133, 0.2);
  background: linear-gradient(135deg, rgba(251, 113, 133, 0.06), rgba(139, 92, 246, 0.05));
}

.problemas h3 {
  font-size: 22px;
  margin-bottom: 18px;
}

.problemas ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 30px;
  list-style: none;
}

.problemas li {
  position: relative;
  padding-left: 28px;
  color: var(--suave);
}

.problemas li::before {
  content: '✕';
  position: absolute;
  left: 0;
  color: var(--rosa);
  font-weight: 700;
}

/* ───── Pasos ───── */
.pasos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  list-style: none;
  counter-reset: paso;
}

.pasos li {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--radio);
  border: 1px solid var(--borde);
  background: var(--panel);
}

.pasos li:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 48px;
  right: -21px;
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--cian), transparent);
}

.pasos__num {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cian), var(--violeta));
  color: #03121a;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 18px;
}

.pasos h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.pasos p {
  color: var(--suave);
  font-size: 15px;
}

.aviso-demo {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 50px;
  align-items: center;
  margin-top: 70px;
  padding: 44px;
  border-radius: 24px;
  border: 1px solid var(--borde);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.06), rgba(139, 92, 246, 0.06));
}

.aviso-demo h3 {
  font-size: 26px;
  margin-bottom: 12px;
}

.aviso-demo p {
  color: var(--suave);
  margin-bottom: 18px;
}

.aviso-demo ul {
  list-style: none;
  display: grid;
  gap: 8px;
}

.telefono {
  justify-self: center;
  width: 250px;
  padding: 12px;
  border-radius: 36px;
  background: #1a2133;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--sombra);
}

.telefono__pantalla {
  display: grid;
  gap: 14px;
  padding: 30px 20px;
  border-radius: 26px;
  background: #f8fafc;
  color: #0f172a;
  text-align: center;
}

.aviso-cel__logo {
  justify-self: center;
  padding: 6px 12px;
  border-radius: 8px;
  background: #0f172a;
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 13px;
}

.aviso-cel__titulo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
}

.aviso-cel__saldo {
  padding: 14px;
  border-radius: 14px;
  background: #fee2e2;
}

.aviso-cel__saldo small {
  display: block;
  color: #991b1b;
  font-size: 12px;
}

.aviso-cel__saldo strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  color: #b91c1c;
}

.aviso-cel__boton {
  padding: 12px;
  border-radius: 12px;
  background: #0891b2;
  color: #fff;
  font-weight: 600;
}

.aviso-cel__datos {
  font-size: 12px;
  color: #64748b;
}

/* ───── Planes ───── */
.planes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 26px;
  border-radius: 22px;
  border: 1px solid var(--borde);
  background: var(--panel);
}

.plan h3 {
  font-size: 22px;
}

.plan__para {
  min-height: 44px;
  color: var(--tenue);
  font-size: 14px;
  margin: 4px 0 16px;
}

.plan__precio {
  font-size: 46px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.plan__precio span {
  font-size: 24px;
  vertical-align: top;
  margin-right: 2px;
  color: var(--suave);
}

.plan__precio small {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--tenue);
  letter-spacing: 0;
}

.plan__limite {
  margin: 20px 0;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(34, 211, 238, 0.07);
  color: var(--suave);
  font-size: 15px;
}

.plan__limite b {
  color: var(--cian);
}

.plan ul {
  flex: 1;
  list-style: none;
  display: grid;
  align-content: start;
  gap: 10px;
  margin-bottom: 28px;
  color: var(--suave);
  font-size: 15px;
}

.plan li::before {
  content: '✓';
  margin-right: 10px;
  color: var(--verde);
  font-weight: 700;
}

.plan--popular {
  background:
    linear-gradient(var(--panel), var(--panel)) padding-box,
    linear-gradient(160deg, var(--cian), var(--violeta)) border-box;
  border: 2px solid transparent;
  box-shadow: var(--sombra);
  transform: translateY(-10px);
}

.plan__insignia {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cian), var(--violeta));
  color: #03121a;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.planes__nota {
  margin-top: 30px;
  text-align: center;
  color: var(--tenue);
  font-size: 14px;
}

/* ───── Preguntas ───── */
.preguntas {
  display: grid;
  gap: 12px;
}

.preguntas details {
  border-radius: 14px;
  border: 1px solid var(--borde);
  background: var(--panel);
  transition: border-color 0.2s;
}

.preguntas details[open] {
  border-color: rgba(34, 211, 238, 0.35);
}

.preguntas summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
}

.preguntas summary::-webkit-details-marker {
  display: none;
}

.preguntas summary::after {
  content: '+';
  font-size: 24px;
  color: var(--cian);
  transition: transform 0.2s;
}

.preguntas details[open] summary::after {
  transform: rotate(45deg);
}

.preguntas details p {
  padding: 0 24px 22px;
  color: var(--suave);
}

/* ───── GB/Code ───── */
.gbcode {
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 20%, rgba(251, 146, 60, 0.12), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(250, 204, 21, 0.06), transparent 40%),
    var(--fondo);
  border-top: 1px solid var(--borde);
}

.gbcode__encabezado {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 26px;
}

.gbcode__marca {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
}

.gbcode__marca b {
  color: #fb923c;
}

.gbcode__logo {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #f59e0b, #f97316 60%, #ef4444);
  color: #1a0d02;
  font-size: 16px;
  font-weight: 800;
}

.etiqueta--ambar {
  border-color: rgba(251, 146, 60, 0.35);
  background: rgba(251, 146, 60, 0.08);
  color: #fdba74;
}

.degradado--ambar {
  background: linear-gradient(90deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
}

.gbcode__interior {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 60px;
  align-items: center;
}

.gbcode__texto h2 {
  font-size: clamp(30px, 3.8vw, 44px);
  line-height: 1.12;
  margin-bottom: 16px;
}

.gbcode__texto > p {
  color: var(--suave);
  font-size: 17px;
}

.gbcode__texto > p b {
  color: #fdba74;
}

.gbcode__lista {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 30px 0 34px;
}

.gbcode__lista > div {
  display: flex;
  gap: 12px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--borde);
  background: rgba(255, 255, 255, 0.02);
}

.gbcode__lista span {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(251, 146, 60, 0.1);
  font-size: 18px;
}

.gbcode__lista p {
  color: var(--suave);
  font-size: 14px;
  line-height: 1.5;
}

.gbcode__lista b {
  color: var(--texto);
}

.gbcode__botones {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.boton--ambar {
  background: linear-gradient(135deg, #fbbf24, #f97316);
  color: #1a0d02;
  box-shadow: 0 10px 30px -10px rgba(249, 115, 22, 0.6);
}

.boton--ambar:hover {
  box-shadow: 0 16px 40px -12px rgba(249, 115, 22, 0.7);
}

/* Maqueta de una página de ISP */
.sitio-demo {
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  color: #0f172a;
  box-shadow: 0 30px 70px -25px rgba(249, 115, 22, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.sitio-demo__barra {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: #e2e8f0;
  font-size: 12px;
  color: #64748b;
}

.sitio-demo__barra span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #cbd5e1;
}

.sitio-demo__barra em {
  margin-left: 8px;
  padding: 3px 12px;
  border-radius: 6px;
  background: #fff;
  font-style: normal;
}

.sitio-demo__portada {
  display: grid;
  gap: 8px;
  padding: 18px 20px 24px;
  background: linear-gradient(135deg, #0e7490, #1d4ed8);
  color: #fff;
}

.sitio-demo__nav {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
  font-size: 12px;
}

.sitio-demo__nav b {
  margin-right: auto;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
}

.sitio-demo__nav i {
  font-style: normal;
  opacity: 0.85;
}

.sitio-demo__nav .pago {
  padding: 4px 10px;
  border-radius: 6px;
  background: #fbbf24;
  color: #1a0d02;
  font-weight: 700;
  opacity: 1;
}

.sitio-demo__portada strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  line-height: 1.15;
}

.sitio-demo__portada small {
  opacity: 0.85;
}

.sitio-demo__cobertura {
  display: flex;
  margin-top: 8px;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  font-size: 13px;
}

.sitio-demo__cobertura em {
  flex: 1;
  padding: 10px 12px;
  color: #94a3b8;
  font-style: normal;
}

.sitio-demo__cobertura span {
  padding: 10px 14px;
  background: #f97316;
  color: #fff;
  font-weight: 600;
}

.sitio-demo__paquetes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 18px 20px 12px;
}

.sitio-demo__paquetes div {
  display: grid;
  gap: 2px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  text-align: center;
}

.sitio-demo__paquetes .top {
  border-color: #f97316;
  box-shadow: 0 8px 20px -10px rgba(249, 115, 22, 0.6);
}

.sitio-demo__paquetes small {
  color: #64748b;
  font-size: 11px;
}

.sitio-demo__paquetes b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
}

.sitio-demo__paquetes i {
  font-style: normal;
  color: #ea580c;
  font-weight: 700;
}

.sitio-demo__ok {
  margin: 4px 20px 20px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #dcfce7;
  color: #15803d;
  font-size: 13px;
  font-weight: 600;
}

.pie__gbcode {
  color: #fdba74;
  font-weight: 600;
}

/* ───── Contacto ───── */
.seccion--contacto {
  overflow: hidden;
  background: var(--fondo-2);
  border-top: 1px solid var(--borde);
}

.contacto {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.contacto__texto h2 {
  margin: 16px 0 14px;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.1;
}

.contacto__texto p {
  color: var(--suave);
  font-size: 17px;
}

.contacto__lista {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 28px 0 32px;
}

.contacto__lista li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 16px;
}

.contacto__lista span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(34, 211, 238, 0.1);
}

.contacto__whats {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 12px;
  background: rgba(37, 211, 102, 0.12);
  border: 1px solid rgba(37, 211, 102, 0.35);
  color: #4ade80;
  font-weight: 600;
  font-size: 17px;
}

.formulario {
  display: grid;
  gap: 16px;
  padding: 34px;
  border-radius: 24px;
  border: 1px solid var(--borde);
  background: rgba(15, 20, 34, 0.9);
  box-shadow: var(--sombra);
}

.fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.campo {
  display: grid;
  gap: 6px;
}

.campo label {
  font-size: 13px;
  font-weight: 600;
  color: var(--suave);
}

.campo input,
.campo select,
.campo textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: var(--texto);
  font: inherit;
  font-size: 15px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.campo select option {
  background: var(--panel);
}

.campo input:focus,
.campo select:focus,
.campo textarea:focus {
  outline: none;
  border-color: var(--cian);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

.campo.invalido input {
  border-color: var(--rosa);
}

.formulario__error {
  min-height: 0;
  color: var(--rosa);
  font-size: 14px;
}

.formulario__error:empty {
  display: none;
}

.formulario__nota {
  text-align: center;
  color: var(--tenue);
  font-size: 13px;
}

/* ───── Pie ───── */
.pie {
  padding: 34px 0;
  border-top: 1px solid var(--borde);
  color: var(--tenue);
  font-size: 14px;
}

.pie__interior {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pie .marca {
  font-size: 17px;
  color: var(--texto);
}

.pie a:last-child:hover {
  color: var(--cian);
}

/* ───── WhatsApp flotante ───── */
.whats-flotante {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 30px -6px rgba(37, 211, 102, 0.6);
  transition: transform 0.2s;
}

.whats-flotante:hover {
  transform: scale(1.08);
}

/* ───── Animación al hacer scroll ───── */
.aparece {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.aparece.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .aparece {
    opacity: 1;
    transform: none;
  }
}

/* ───── Responsivo ───── */
@media (max-width: 1080px) {
  .rejilla--4,
  .planes {
    grid-template-columns: repeat(2, 1fr);
  }
  .plan--popular {
    transform: none;
  }
  .pasos {
    grid-template-columns: repeat(2, 1fr);
  }
  .pasos li::after {
    display: none;
  }
}

@media (max-width: 900px) {
  .menu {
    position: fixed;
    inset: 72px 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 24px;
    background: rgba(5, 7, 13, 0.97);
    border-bottom: 1px solid var(--borde);
    transform: translateY(-120%);
    transition: transform 0.3s;
  }
  .menu.abierto {
    transform: none;
  }
  .menu a {
    padding: 14px 0;
    border-bottom: 1px solid var(--borde);
  }
  .menu .boton {
    margin-top: 16px;
    border: 0;
  }
  .menu-movil {
    display: block;
  }
  .menu-movil.abierto span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .menu-movil.abierto span:nth-child(2) {
    opacity: 0;
  }
  .menu-movil.abierto span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  .portada {
    padding-top: 120px;
  }
  .portada__interior,
  .contacto,
  .aviso-demo,
  .gbcode__interior {
    grid-template-columns: 1fr;
  }
  .panel-demo {
    transform: none;
  }
  .rejilla--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .problemas ul {
    grid-template-columns: 1fr;
  }
  .seccion {
    padding: 76px 0;
  }
}

@media (max-width: 600px) {
  .contenedor,
  .contenedor--angosto {
    width: calc(100% - 32px);
  }
  .rejilla--3,
  .rejilla--4,
  .planes,
  .pasos,
  .fila,
  .gbcode__lista {
    grid-template-columns: 1fr;
  }
  .kpis {
    grid-template-columns: 1fr 1fr;
  }
  .kpi:last-child {
    grid-column: span 2;
  }
  .formulario,
  .aviso-demo,
  .problemas {
    padding: 24px;
  }
  .portada__botones .boton {
    width: 100%;
  }
}