:root{
  /* PALETA BASE */
  --bg-dark: #00060E;
  --bg-deep: #000311;
  --bg-blue-dark: #000A1E;
  --bg-blue: #001836;

  /* AZULES NEÓN ELÉCTRICO */
  --electric-blue: #00A3FF;
  --electric-blue-strong: #008CF0;
  --electric-cyan: #00F0FF;

  /* METAL PLATEADO AZULADO */
  --text:#EAF1FF;
  --silver:#9FB6D9;
  --silver-bright:#DDE6FF;

  /* OTROS */
  --muted:#92A2BD;
  --ok:#21C07A;

  /* EFECTOS */
  --glass: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.12);

  /* SOMBRA ELÉCTRICA */
  --shadow:
    0 15px 40px rgba(0,0,0,.7),
    0 0 30px rgba(0,163,255,0.18);

  --radius: 16px;
  --radius-lg: 24px;
  --maxw: 1200px;
}

/* ============================================================
   SECCIONES CON LOOK NEÓN FUTURISTA PREMIUM
   ============================================================ */

/* HERO — Luz eléctrica diagonal + azul profundo */
/* HERO — Luz eléctrica diagonal + azul profundo */
.hero, #intro {
  background:
    linear-gradient(130deg, rgba(0,163,255,0.25), transparent 50%),
    radial-gradient(circle at 20% -10%, rgba(255,255,255,0.08), transparent 60%),
    linear-gradient(180deg, #001836 0%, #000A1E 50%, #000311 100%);
}

/* HERO — luz suave, no agresiva */
.hero, #intro {
  background:
    radial-gradient(circle at 20% -10%, rgba(0,163,255,0.20), transparent 55%),
    linear-gradient(180deg, #001832 0%, #001020 70%);
}


/* ============================================
   BASE — TODO SE MANTIENE EN LA MISMA LUMINOSIDAD
   ============================================ */

   section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #001020 0%, #001832 60%, #001020 100%);
}

/* HERO — luz suave, no agresiva */
.hero, #intro {
  background:
    radial-gradient(circle at 20% -10%, rgba(0,163,255,0.20), transparent 55%),
    linear-gradient(180deg, #001832 0%, #001020 70%);
}

/* PASOS — Luz lateral integrada, sin oscuridad profunda */
.section-glow-right {
  background:
    /* Glow azul más amplio y más suave */
    radial-gradient(
      circle at 110% 40%,
      rgba(0,163,255,0.28),   /* MÁS LUMINOSO */
      transparent 70%
    ),
    /* Base clara metálica */
    linear-gradient(
      180deg,
      #001D3B 0%,   /* más claro que antes */
      #001427 100%
    );
}



/* hero */
/* ============================================================
   HERO — Imagen gigante tipo ESTAMPA (PNG con transparencia)
   ============================================================ */
   .hero::before {
    content: "";
    position: absolute;
    top: -80px;        /* ajustable */
    left: -120px;      /* ajustable */
    width: 900px;      /* ajustable */
    height: 900px;     /* ajustable */
    background-image: url('https://platio.pro/assets/img/1.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: top left;
    opacity: 0.18;     /* puedes cambiar opacidad según gusto */
    pointer-events: none;
    z-index: 9999;     /* asegurar que esté encima */
  }
  
  
  /* Para asegurarnos de que el contenido quede encima */
  .hero > * {
    position: relative;
    z-index: 2;
  }
  
/* CHALLENGES — Luz diagonal pero SUAVE */
.section-diagonal-light {
  background:
    linear-gradient(135deg, rgba(0,163,255,0.14), transparent 70%),
    linear-gradient(180deg, #001832 0%, #001020 100%);
}

/* TESTIMONIOS — Igual tono, luz suave diagonal */
.section-testimonios-premium {
  background:
    linear-gradient(135deg, rgba(0,163,255,0.20), transparent 65%),
    linear-gradient(180deg, #001832 0%, #001020 100%);
}

/* FAQ — Luz central pero suave */
.section-glow-center {
  background:
    radial-gradient(circle at center, rgba(0,163,255,0.16), transparent 60%),
    linear-gradient(180deg, #001832, #001020 90%);
}

/* REMOVER TRANSICIONES NEGRO PROFUNDO (ANTES 0.75 OPACIDAD) */
section::before,
section::after {
  display: none;
}




    *{box-sizing:border-box}
    html,body{
  margin:0;padding:0;
  background:#001437; /* fondo neutro para NO competir */
  color:var(--text);

        font-family:Poppins, Montserrat, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji"}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;height:auto;display:block}
    section{padding:72px 20px}
    .container{max-width:var(--maxw);margin:0 auto}

    /* Header */
    .header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:saturate(140%) blur(8px);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,0));
      border-bottom:1px solid var(--border);
    }
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px}
    .brand{
      display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.08em
    }
    .brand .logo{
      width:36px;height:36px;border-radius:12px;
      background:linear-gradient(135deg, #2A2A2A, #5B5B5B);
      border:1px solid #8E8E8E; box-shadow: inset 0 0 12px rgba(255,255,255,.15);
      display:grid;place-items:center;
      position:relative;overflow:hidden;
    }
    .brand .logo::after{
      content:"";position:absolute;inset:-40% -40% auto auto;
      width:120%;height:120%;
      background:radial-gradient(ellipse at top left, rgba(255,255,255,.15), transparent 50%);
      transform:rotate(25deg);
    }
    .brand span{font-size:18px}
    .navlinks{display:flex;gap:22px;align-items:center}
    .navlinks a{color:var(--silver-bright);font-weight:600;opacity:.9}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      padding:12px 18px;border-radius:999px;border:1px solid var(--silver);
      background:linear-gradient(180deg, #1a1a1a, #141414);
      color:var(--silver-bright);font-weight:700;letter-spacing:.02em;
      box-shadow:var(--shadow);
      transition:all .2s ease;
    }
    .btn:hover{transform:translateY(-1px);box-shadow:0 16px 40px rgba(0,0,0,.6);border-color:#E0E0E0}
    .btn-accent{
  border: none;
  background: linear-gradient(135deg, #4B8BFF, #1F5BFF);
  color: white;
  font-weight: 700;
  box-shadow:
    0 0 12px rgba(80,120,255,0.45),
    0 10px 25px rgba(0,0,0,.4);
  transition: all .25s ease;
}

.btn-accent:hover{
  transform: translateY(-2px);
  box-shadow:
    0 0 18px rgba(90,140,255,0.75),
    0 14px 30px rgba(0,0,0,.55);
  filter: brightness(1.05);
}

    .mobile-hide{display:none}
    @media(min-width:900px){.mobile-hide{display:inline-flex}}

    /* Hero */
    .hero{
      padding:110px 20px 80px;
      background:
        radial-gradient(1200px 600px at 60% -10%, rgba(92,107,192,.16), transparent 55%),
        radial-gradient(900px 500px at 0% 0%, rgba(255,255,255,.05), transparent 45%);
      position:relative;overflow:hidden;border-bottom:1px solid var(--border);
    }
    .hero::after{
      content:"";position:absolute;inset:auto -10% -40% -10%;
      height:45%;background:radial-gradient(60% 90% at 50% 0%, rgba(255,255,255,.06), transparent 60%);
      filter:blur(30px);
    }
    .hero-grid{display:grid;gap:30px;grid-template-columns:1fr}
    @media(min-width:980px){.hero-grid{grid-template-columns:1.2fr .8fr;align-items:center}}
    .kicker{color:var(--silver);letter-spacing:.2em;font-weight:700;font-size:12px;text-transform:uppercase}
    .title{font-size: clamp(36px, 6vw, 60px);line-height:1.05;margin:10px 0 14px;font-weight:800}
    .subtitle{color:var(--silver-bright);font-size: clamp(16px, 2vw, 18px);opacity:.9;max-width:720px}
    .hero-cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
    .card-hero{
      border:1px solid var(--border);border-radius:var(--radius-lg);
      background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
      padding:20px;box-shadow:var(--shadow)
    }
    .stat{display:flex;align-items:center;gap:12px;margin:12px 0;color:var(--silver-bright)}
    .chip{
      display:inline-flex;align-items:center;gap:10px;
      padding:8px 12px;border-radius:999px;border:1px solid var(--border);
      background:var(--glass);color:var(--silver-bright);font-weight:600;font-size:13px
    }

    /* Steps */
    .steps{background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01))}
    .section-title{font-size: clamp(26px,4vw,36px);margin:0 0 14px}
    .section-sub{color:var(--muted);max-width:780px}
    .steps-grid{margin-top:28px;display:grid;gap:18px}
    @media(min-width:900px){.steps-grid{grid-template-columns:repeat(3,1fr)}}
    .step{
      border:1px solid var(--border);border-radius:var(--radius);
      padding:22px;background:var(--glass);
      transition:transform .2s ease, border-color .2s ease;
    }
    .step:hover{transform:translateY(-2px);border-color:#CFCFCF}
    .step .num{
      width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:800;
      background:linear-gradient(135deg, #2c2c2c, #5b5b5b);border:1px solid #8E8E8E;color:white;margin-bottom:10px
    }
    .step h4{margin:8px 0 6px}
    .step p{margin:0;color:var(--silver-bright)}

    /* Pricing (cards) */
    .cards{margin-top:28px;display:grid;gap:18px}
    @media(min-width:980px){.cards{grid-template-columns:repeat(3,1fr)}}
    .card{
      border:1px solid var(--border);border-radius:var(--radius-lg);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
      padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between;gap:18px
    }
    .card:hover{border-color:#D9D9D9}
    .card .tag{
      display:inline-flex;align-items:center;gap:8px;
      font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;
      color:var(--silver);border:1px solid var(--border);padding:6px 10px;border-radius:999px
    }
    .price{font-family:Montserrat, Poppins; font-size:34px;font-weight:800}
    .sub{color:var(--muted)}
    .features{display:grid;gap:8px;margin:6px 0 4px}
    .features li{list-style:none;display:flex;align-items:center;gap:10px;color:var(--silver-bright)}
    .features svg{flex:0 0 18px}
    .card .cta{display:flex;gap:10px;flex-wrap:wrap}

    /* Testimonios */
    .testis{display:grid;gap:18px;margin-top:26px}
    @media(min-width:900px){.testis{grid-template-columns:repeat(3,1fr)}}
    .testi{
      border:1px solid var(--border);border-radius:var(--radius);
      background:var(--glass);padding:18px
    }
    .testi .who{margin-top:10px;color:var(--silver)}

    /* FAQ */
    .faq{max-width:900px;margin:28px auto 0}
    details{
      border:1px solid var(--border);border-radius:14px;background:var(--glass);
      padding:14px 16px;margin:10px 0
    }
    summary{cursor:pointer;font-weight:700}
    details p{color:var(--silver-bright);margin:10px 0 0}

    /* Footer */
    footer{
      padding:40px 20px;border-top:1px solid var(--border);
      background:linear-gradient(0deg, rgba(255,255,255,.02), rgba(255,255,255,0))
    }
    .footgrid{max-width:var(--maxw);margin:0 auto;display:grid;gap:16px}
    @media(min-width:900px){.footgrid{grid-template-columns:1fr auto}}
    .footlinks{display:flex;flex-wrap:wrap;gap:16px;color:var(--silver)}
    .copyright{color:var(--muted)}
    .sep{opacity:.15;margin:0 4px}


    .coupon-box {
  border:1px solid var(--border);
  padding:10px;
  border-radius:10px;
  margin-top:10px;
  background:rgba(255,255,255,0.03);
}

.coupon-row {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:6px;
}

.coupon-code {
  font-weight:700;
  color:#D9D9D9;
}

.btn-apply-coupon {
  padding: 8px 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, #4B8BFF, #1F5BFF); /* igual que btn-accent */
  color: white;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: 0.25s ease;
  font-size: 13px;
  letter-spacing: .03em;
  box-shadow:
    0 0 10px rgba(80,120,255,0.35),
    0 6px 16px rgba(0,0,0,.45);
}

.btn-apply-coupon:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

/* Animación para el precio nuevo */
@keyframes priceFadeUp {
  0% {
    opacity: 0;
    transform: translateY(4px) scale(0.95);
    filter: brightness(0.5);
  }
  60% {
    opacity: 1;
    transform: translateY(-2px) scale(1.03);
    filter: brightness(1.3);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: brightness(1);
  }
}

.price-animated {
  animation: priceFadeUp 0.5s ease-out forwards;
}
/* Cuando el precio antiguo se reduce */
.price-old-small {
  transition: all 0.35s ease;
  transform: scale(0.75);
  opacity: 0.4;
  text-decoration: line-through;
}

/* Animación premium para el precio nuevo */
@keyframes popPrice {
  0% {
    opacity: 0;
    transform: scale(0.5) translateY(10px);
  }
  60% {
    opacity: 1;
    transform: scale(1.15) translateY(-2px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.price-new-anim {
  animation: popPrice 0.5s ease-out forwards;
}
.coupon-desc {
  font-size: 12px;
  font-style: italic;
  color: var(--silver);
  opacity: 0.75;
  margin-top: 2px;
}
.coupon-code-box {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.coupon-code {
  font-weight: 700;
  color: #D9D9D9;
  font-size: 15px;
}

.coupon-desc {
  font-size: 11px;
  font-style: italic;
  color: var(--silver);
  opacity: 0.7;
  margin-top: 2px;
}
/* Estilo panel de detalles del plan */
.plan-details {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  padding: 14px 16px;
  color: var(--silver-bright);
  box-shadow: var(--shadow);
}

.plan-details summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 15px;
  list-style: none;
}

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

.plan-details-content {
  margin-top: 12px;
  line-height: 1.6;
  color: var(--silver);
  font-size: 14px;
}

.plan-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.plan-row:last-child {
  border-bottom: none;
}

/* Animación */
details[open] summary {
  color: #21C07A;
}
details[open] .plan-details-content {
  animation: fadeDown .3s ease forwards;
}

@keyframes fadeDown {
  0% { opacity: 0; transform: translateY(-5px); }
  100% { opacity: 1; transform: translateY(0); }
}
/* MODAL OVERLAY */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

/* MODAL BOX */
.modal-content {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  border: 1px solid var(--border);
  border-radius: 18px;
  max-width: 480px;
  width: 90%;
  padding: 30px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  animation: modalPop 0.3s ease;
}

@keyframes modalPop {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-close {
  background: none;
  border: none;
  font-size: 30px;
  color: white;
  cursor: pointer;
  position: absolute;
  top: 12px;
  right: 18px;
}

.modal-grid {
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

.modal-row {
  display: flex;
  justify-content: space-between;
  color: var(--silver-bright);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding-bottom: 6px;
}
.btn-silver {
  position: relative;
  overflow: hidden;
}

.btn-silver::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: translateX(-100%);
  transition: 0.5s;
}

.btn-silver:hover::after {
  transform: translateX(100%);
}
/* BADGE DESTACADO DEL CUPÓN */
.coupon-badge {
  background: linear-gradient(90deg, #5C6BC0, #3b4fbd);
  border-radius: 50px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  color: white;
  display: inline-block;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: .08em;
  animation: badgePulse 2.1s ease-in-out infinite;
}

/* ANIMACIÓN DEL BADGE */
@keyframes badgePulse {
  0% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.08); filter: brightness(1.3); }
  100% { transform: scale(1); filter: brightness(1); }
}

/* CUADRO PRINCIPAL CON EFECTO BRILLO */
.highlight-coupon {
  position: relative;
  border-color: #7B8DF0 !important;
  box-shadow: 0 0 22px rgba(92,107,192,0.36);
  animation: couponGlow 3s ease-in-out infinite;
}

/* ANIMACIÓN DE BRILLO */
@keyframes couponGlow {
  0% { box-shadow: 0 0 12px rgba(92,107,192,0.15); }
  50% { box-shadow: 0 0 22px rgba(92,107,192,0.45); }
  100% { box-shadow: 0 0 12px rgba(92,107,192,0.15); }
}

/* SHINE EFECTO EN EL CÓDIGO DEL CUPÓN */
.coupon-code {
  position: relative;
  display: inline-block;
  overflow: hidden;
}
.coupon-code::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: translateX(-120%);
  animation: shine 3.6s infinite;
}
@keyframes shine {
  0% { transform: translateX(-120%); }
  30% { transform: translateX(120%); }
  100% { transform: translateX(120%); }
}


.hero-grid::before {
    content: "";
    position: absolute;
    top: -580px;
    left: -220px;
    width: 950px;
    height: 950px;

    background-image: url('https://platio.pro/assets/img/1.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: top left;

    opacity: 0.08;
    z-index: 1;
    pointer-events: none;
}

.hero-grid {
    position: relative;
    z-index: 2; /* contenido arriba */
}