:root {
  --fondo: #0B0D0C;
  --fondo-2: #121614;
  --borde: #232A26;
  --texto: #F2F5F3;
  --tenue: #A3ADA7;
  --verde: #22C55E;
  --verde-osc: #16A34A;
  --rojo: #E5484D;
  --radio: 18px;
}

* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--fondo);
  color: var(--texto);
  font: 400 17px/1.65 Inter, system-ui, -apple-system, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
a { color: var(--verde); }
b { color: var(--texto); font-weight: 600; }

h1, h2, h3 { font-family: Montserrat, Inter, sans-serif; line-height: 1.12; letter-spacing: -0.02em; }
h1 { font-size: clamp(34px, 5.2vw, 60px); font-weight: 900; }
h2 { font-size: clamp(28px, 3.6vw, 42px); font-weight: 800; margin-bottom: 18px; }
h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
p + p { margin-top: 14px; }

.envoltura { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
section { padding: 96px 0; }
.banda { background: var(--fondo-2); border-block: 1px solid var(--borde); }
.centro { text-align: center; }
.verde { color: var(--verde); }
.eyebrow {
  font: 600 13px/1 Inter, sans-serif; letter-spacing: .14em; text-transform: uppercase;
  color: var(--verde); margin-bottom: 14px;
}
.lead { font-size: 19px; color: var(--tenue); margin-top: 20px; max-width: 34em; }
.nota, .fina { font-size: 14px; color: var(--tenue); }
.fina { margin-top: 16px; }

/* botones */
.btn, .btn-linea {
  display: inline-flex; align-items: center; justify-content: center;
  font: 700 16px/1 Inter, sans-serif; padding: 17px 26px; border-radius: 12px;
  text-decoration: none; cursor: pointer; border: 0; transition: transform .15s, background .15s;
}
.btn { background: var(--verde); color: #06130A; }
.btn:hover { background: #2ED46B; transform: translateY(-1px); }
.btn-linea { background: transparent; color: var(--texto); box-shadow: inset 0 0 0 1.5px var(--borde); }
.btn-linea:hover { box-shadow: inset 0 0 0 1.5px var(--verde); }
.btn-chico { padding: 11px 18px; font-size: 14px; }
.ancho { width: 100%; }

/* barra superior */
.barra { position: sticky; top: 0; z-index: 10; background: rgba(11,13,12,.82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--borde); }
.barra-in { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.marca { font: 900 22px/1 Montserrat, sans-serif; letter-spacing: -0.03em; }
.marca b { color: var(--verde); }

/* hero */
.hero { padding-top: 72px; }
.hero-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 30px 0 14px; }
.telefono { margin: 0 auto; width: min(340px, 100%); }
.telefono video {
  width: 100%; aspect-ratio: 9 / 16; object-fit: cover; background: #000;
  border-radius: 28px; box-shadow: 0 0 0 8px #1A1F1C, 0 30px 80px rgba(0,0,0,.6);
}
.telefono figcaption { font-size: 13px; color: var(--tenue); text-align: center; margin-top: 18px; }

/* columnas */
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }

/* barras de tokens */
.barras {
  position: relative; display: flex; gap: 36px; justify-content: center; align-items: flex-end;
  height: 340px; padding: 28px; background: var(--fondo); border: 1px solid var(--borde); border-radius: var(--radio);
}
.barra-col { display: flex; flex-direction: column; align-items: center; gap: 12px; height: 100%; justify-content: flex-end; width: 110px; }
.barra-col span { font-size: 14px; color: var(--tenue); }
.barra-llena { width: 100%; height: 0; border-radius: 12px; transition: height 1.2s cubic-bezier(.2,.8,.2,1); }
.barras.on .barra-llena { height: calc(var(--h) * .82); }
.negra { background: #E8ECEA; }
.verde-b { background: var(--verde); }
.sello {
  position: absolute; top: 22px; right: 22px; transform: rotate(-4deg);
  background: var(--verde); color: #06130A; font: 800 15px/1 Montserrat, sans-serif; padding: 10px 14px; border-radius: 10px;
}

/* tarjetas */
.rejilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
.tarjeta { background: var(--fondo-2); border: 1px solid var(--borde); border-radius: var(--radio); padding: 26px; }
.tarjeta p { color: var(--tenue); font-size: 15.5px; }

/* galeria */
.galeria { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 30px; }
.galeria figure, .antes-despues figure { margin: 0; }
.galeria img, .antes-despues img { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; border-radius: 14px; border: 1px solid var(--borde); }
.galeria figcaption { font-size: 14px; color: var(--tenue); margin-top: 10px; }

.antes-despues { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.antes-despues figure { position: relative; }
.antes-despues figcaption {
  position: absolute; left: 10px; top: 10px; font: 700 12px/1 Inter, sans-serif; text-transform: uppercase; letter-spacing: .06em;
  background: var(--verde); color: #06130A; padding: 7px 9px; border-radius: 7px;
}
.antes-despues figcaption.rojo { background: var(--rojo); color: #fff; }

/* precios */
.precios { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; align-items: stretch; }
.plan {
  position: relative; display: flex; flex-direction: column; background: var(--fondo);
  border: 1px solid var(--borde); border-radius: var(--radio); padding: 30px 26px;
}
.plan.destacado { border-color: var(--verde); box-shadow: 0 0 0 1px var(--verde), 0 24px 60px rgba(34,197,94,.12); }
.cinta {
  position: absolute; top: -13px; left: 26px; background: var(--verde); color: #06130A;
  font: 700 12px/1 Inter, sans-serif; letter-spacing: .06em; text-transform: uppercase; padding: 7px 10px; border-radius: 7px;
}
.monto { font: 900 46px/1 Montserrat, sans-serif; letter-spacing: -0.03em; margin-top: 8px; }
.monto span { font-size: 18px; color: var(--tenue); font-weight: 600; vertical-align: 14px; }
.sub { color: var(--tenue); font-size: 14px; margin-top: 6px !important; }
.plan ul { list-style: none; padding: 0; margin: 22px 0 26px; flex: 1; }
.plan li { position: relative; padding-left: 26px; font-size: 15.5px; color: var(--tenue); margin-bottom: 10px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--verde); font-weight: 700; }
.plan li.no::before { content: "—"; color: #5B655F; }
.plan li.no { color: #6F7A73; }

.pago { max-width: 520px; margin: 36px auto 0; background: var(--fondo); border: 1px solid var(--verde); border-radius: var(--radio); padding: 28px; }
.pago-titulo { text-align: center; margin-bottom: 18px; color: var(--tenue); }
#paypal-caja { min-height: 60px; background: #fff; border-radius: 12px; padding: 14px; }
.cargando { color: #333; text-align: center; padding: 10px; font-size: 15px; }
.error { display: none; color: #FF7B7F; text-align: center; margin-top: 12px; }
.error.visible { display: block; }

/* requisitos y preguntas */
.dos:has(details) { align-items: start; }
.lista { padding-left: 20px; color: var(--tenue); }
.lista li { margin-bottom: 12px; }
details { border-bottom: 1px solid var(--borde); padding: 16px 0; }
summary { cursor: pointer; font-weight: 600; list-style: none; }
summary::after { content: "+"; float: right; color: var(--verde); font-weight: 700; }
details[open] summary::after { content: "–"; }
details p { color: var(--tenue); margin-top: 10px; font-size: 15.5px; }

.pie { padding: 40px 0 56px; border-top: 1px solid var(--borde); color: var(--tenue); font-size: 14px; }
.pie a { color: var(--tenue); }

/* paginas legales y gracias */
.texto-legal { color: var(--tenue); font-size: 15.5px; }
.licencia {
  font: 700 clamp(18px, 4vw, 26px)/1.3 ui-monospace, Consolas, monospace; letter-spacing: .06em;
  background: var(--fondo-2); border: 1px solid var(--verde); border-radius: 12px; padding: 18px 20px; margin: 14px 0; word-break: break-all;
}

/* aparicion */
.aparece { opacity: 0; transform: translateY(16px); transition: opacity .7s, transform .7s; }
.aparece.on { opacity: 1; transform: none; }
.barras.aparece { opacity: 1; transform: none; }

@media (max-width: 900px) {
  section { padding: 68px 0; }
  .hero-in, .dos { grid-template-columns: 1fr; gap: 40px; }
  .rejilla, .precios { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: repeat(2, 1fr); }
  .plan.destacado { order: -1; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .aparece, .barra-llena { transition: none; }
}