/* ========================================
   VARIABLES CSS
======================================== */
:root {
  --azul-oscuro: #100530;
  --rosa-fuerte: #F71662;
  --verde-whatsapp: #25D366;
  --texto-principal: #333333;
  --texto-secundario: #6c757d;
  --fondo-claro: #f7f7f9;
  --fondo-sutil: #FAFBFC;
  --borde-suave: #e9ecef;
}

/* ========================================
   RESET & BASE
======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--texto-principal);
  background-color: white;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========================================
   BOTONES WHATSAPP - REFORZADO
======================================== */
.btn-whatsapp,
a.btn-whatsapp,
button.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%) !important;
  color: white !important;
  border: none !important;
  padding: 1rem 2rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.5rem !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3) !important;
  text-decoration: none !important;
  font-size: 1rem !important;
  line-height: 1.5 !important;
}

.btn-whatsapp:hover,
a.btn-whatsapp:hover,
button.btn-whatsapp:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4) !important;
  background: linear-gradient(135deg, #128C7E 0%, #075E54 100%) !important;
  color: white !important;
  text-decoration: none !important;
}

.btn-whatsapp i,
a.btn-whatsapp i,
button.btn-whatsapp i {
  font-size: 1.2em !important;
}

/* Bot¨Žn secundario */
.btn-secondary {
  background: linear-gradient(135deg, #6c757d 0%, #495057 100%) !important;
  color: white !important;
  border: none !important;
  padding: 1rem 2rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3) !important;
  text-decoration: none !important;
}

.btn-secondary:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(108, 117, 125, 0.4) !important;
  background: linear-gradient(135deg, #495057 0%, #343a40 100%) !important;
}

/* ========================================
   HEADER STICKY
======================================== */
.sticky-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.sticky-header.scroll-down {
  transform: translateY(-100%);
}

.sticky-header.scroll-up {
  transform: translateY(0);
}

.logo-img {
  height: 50px;
  width: auto;
}

/* ========================================
   HERO SECTION
======================================== */
.hero-bg {
  background: linear-gradient(135deg, var(--azul-oscuro) 0%, #1a0a4e 100%);
  min-height: 90vh;
  position: relative;
  overflow: hidden;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(247, 22, 98, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(37, 211, 102, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.video-container {
  max-width: 800px;
  margin: 2rem auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* ========================================
   TYPOGRAPHY
======================================== */
.font-300 { font-weight: 300; }
.font-400 { font-weight: 400; }
.font-500 { font-weight: 500; }
.font-600 { font-weight: 600; }
.font-700 { font-weight: 700; }
.font-800 { font-weight: 800; }
.font-900 { font-weight: 900; }

/* ========================================
   SECTIONS
======================================== */
.section {
  padding: 5rem 0;
}

.bg-fondo-sutil {
  background-color: var(--fondo-sutil);
}

/* ========================================
   CARDS
======================================== */
.card {
  background: white;
  border-radius: 20px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-left: 4px solid transparent;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
  border-left-color: var(--rosa-fuerte);
}

.bonus-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  border-left: 4px solid transparent;
}

.bonus-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(247, 22, 98, 0.15);
  border-color: rgba(247, 22, 98, 0.1);
  border-left-color: var(--rosa-fuerte);
}

/* ========================================
   METHOD STEPS
======================================== */
.method-step {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-left: 4px solid transparent;
}

.method-step:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  border-left-color: var(--verde-whatsapp);
}

.method-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--rosa-fuerte) 0%, #d01456 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: white;
  box-shadow: 0 5px 20px rgba(247, 22, 98, 0.3);
}

/* ========================================
   GARANTIA BADGE
======================================== */
.guarantee-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  color: white;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.2rem;
  box-shadow: 0 5px 20px rgba(16, 185, 129, 0.3);
  margin-bottom: 2rem;
}

/* ========================================
   COUNTDOWN
======================================== */
.countdown {
  background: linear-gradient(135deg, var(--rosa-fuerte) 0%, #d01456 100%);
  color: white;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.2rem;
  display: inline-block;
  margin-bottom: 2rem;
  box-shadow: 0 5px 20px rgba(247, 22, 98, 0.4);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ========================================
   TESTIMONIAL SLIDER
======================================== */
.slider-wrapper {
  position: relative;
  max-width: 100%;
}

.slider-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.slide {
  min-width: 100%;
  padding: 0 1rem;
}

@media (min-width: 768px) {
  .slide {
    min-width: 50%;
  }
}

@media (min-width: 1024px) {
  .slide {
    min-width: 33.333%;
  }
}

.testimonial-card {
  background: white;
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  height: 100%;
}

/* ========================================
   FAQ ACCORDION
======================================== */
.faq-item {
  border-bottom: 1px solid var(--borde-suave);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.3s ease;
}

.faq-question:hover {
  color: var(--rosa-fuerte);
}

.faq-answer {
  padding: 0 1rem 1.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

/* ========================================
   ANIMATIONS
======================================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animate-fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }

  .hero-bg {
    min-height: auto;
    padding: 3rem 0;
  }

  .method-step {
    margin-bottom: 2rem;
  }

  .card {
    margin-bottom: 1.5rem;
  }
  
  .btn-whatsapp,
  a.btn-whatsapp,
  button.btn-whatsapp {
    padding: 0.875rem 1.5rem !important;
    font-size: 0.95rem !important;
  }
}

/* ========================================
   UTILITIES
======================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
}

.text-shadow {
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* ========================================
   SCROLL BAR CUSTOM
======================================== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--fondo-claro);
}

::-webkit-scrollbar-thumb {
  background: var(--rosa-fuerte);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #d01456;
}

/* ========================================
   FIX PARA TAILWIND OVERRIDE
======================================== */
/* Asegurar que los estilos de WhatsApp no sean sobrescritos por Tailwind */
[class*="btn-whatsapp"] {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%) !important;
  color: white !important;
}

[class*="btn-whatsapp"]:hover {
  background: linear-gradient(135deg, #128C7E 0%, #075E54 100%) !important;
  color: white !important;
}