/* ==========================================================================
   COLECCIÓN PREMIUM DE MANTEQUILLAS ARTESANALES - IMPERIO ARTESANAL MC
   DISEÑO DE ALTO IMPACTO, ULTRA LLAMATIVO Y DE MÁXIMA CONVERSIÓN
   ========================================================================== */

:root {
  /* Paleta Vibrante de Alto Contraste */
  --primary-deep: #051910;       /* Verde Obsidiana Lujoso */
  --primary: #0A3220;            /* Verde Bosque Rico */
  --primary-emerald: #059669;    /* Esmeralda Vibrante */
  --primary-neon: #00E676;       /* Verde Neón Eléctrico de Conversión */
  --primary-neon-hover: #00C853;
  
  --gold-vivid: #F59E0B;         /* Oro Ámbar Intenso */
  --gold-bright: #FBBF24;        /* Oro Luminoso */
  --gold-light: #FEF3C7;         /* Crema Dorado Suave */
  --gold-gradient: linear-gradient(135deg, #FFE259 0%, #FFA751 50%, #FF8800 100%);
  --gold-metallic: linear-gradient(135deg, #FFF1B0 0%, #F59E0B 45%, #B45309 100%);
  
  --urgent-red: #E11D48;         /* Rojo Rubí Intenso */
  --urgent-gradient: linear-gradient(90deg, #FF0055 0%, #E11D48 40%, #BE123C 100%);
  
  --rose-vibrant: #F43F5E;       /* Rosa Fucsia Cosmético */
  --rose-soft: #FFF1F2;
  
  --bg-dark-hero: #061910;
  --bg-page: #F8FAFC;            /* Fondo Claro Limpio y Luminoso */
  --bg-card: #FFFFFF;
  --bg-alt: #F1F5F9;
  
  --text-dark: #0F172A;          /* Texto Oscuro Nítido */
  --text-muted: #475569;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;
  
  --success: #10B981;
  --danger: #EF4444;
  
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 25px rgba(15, 23, 42, 0.09);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.14);
  --shadow-gold: 0 10px 35px rgba(245, 158, 11, 0.4);
  --shadow-neon: 0 0 30px rgba(0, 230, 118, 0.6);
  --shadow-red: 0 10px 30px rgba(225, 29, 72, 0.4);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --container-max: 1180px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset y base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ==========================================================================
   1. TOP URGENCY BANNER (LLAMATIVO & VIBRANTE)
   ========================================================================== */
.top-urgency-bar {
  background: var(--urgent-gradient);
  color: #FFFFFF;
  padding: 12px 16px;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  position: relative;
  z-index: 100;
  box-shadow: 0 4px 15px rgba(225, 29, 72, 0.4);
}

.urgency-content {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.urgency-badge {
  background-color: #FFE600;
  color: #0A2318;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 0 15px rgba(255, 230, 0, 0.7);
  animation: pulse-mini 1.8s infinite;
}

.urgency-timer {
  background: #000000;
  padding: 4px 12px;
  border-radius: 8px;
  border: 1.5px solid #00E676;
  font-family: monospace;
  font-size: 1.05rem;
  font-weight: 900;
  color: #00E676;
  box-shadow: 0 0 12px rgba(0, 230, 118, 0.5);
  letter-spacing: 1.5px;
}

/* ==========================================================================
   2. CABECERA DE MARCA
   ========================================================================== */
.brand-header {
  background: linear-gradient(90deg, #051910 0%, #0A3220 50%, #051910 100%);
  border-bottom: 2px solid var(--gold-vivid);
  padding: 18px 0;
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  font-size: 2rem;
  line-height: 1;
  filter: drop-shadow(0 0 10px rgba(0, 230, 118, 0.6));
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFFFFF;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.brand-title span {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 900;
}

.brand-guarantee-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #FFE259;
  background: rgba(245, 158, 11, 0.15);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--gold-vivid);
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.25);
}

/* ==========================================================================
   3. HERO SECTION (ALTO IMPACTO Y ENERGÍA VISUAL)
   ========================================================================== */
.hero-section {
  position: relative;
  background: radial-gradient(ellipse at 80% 20%, rgba(0, 230, 118, 0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(245, 158, 11, 0.18) 0%, transparent 55%),
              linear-gradient(180deg, #051910 0%, #0A2E1D 60%, #051910 100%);
  color: #FFFFFF;
  padding: 55px 0 75px;
  overflow: hidden;
  border-bottom: 3px solid var(--gold-vivid);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 45px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.22) 0%, rgba(245, 158, 11, 0.35) 100%);
  border: 1.5px solid #FBBF24;
  color: #FFE600;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 22px;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.35);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.95rem;
  line-height: 1.15;
  color: #FFFFFF;
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-title .highlight {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
  filter: drop-shadow(0 2px 15px rgba(255, 180, 50, 0.5));
}

.hero-subtitle {
  font-size: 1.2rem;
  color: #E2E8F0;
  line-height: 1.65;
  margin-bottom: 26px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

.hero-subtitle strong {
  color: #6EE7B7;
  font-weight: 800;
}

/* Bullets de Beneficios Rápidos */
.hero-benefits-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1.02rem;
  color: #F8FAFC;
}

.benefit-item strong {
  color: #FDE047;
}

.benefit-item .icon-check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  background: var(--primary-neon);
  color: #051910;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 900;
  margin-top: 2px;
  box-shadow: 0 0 12px rgba(0, 230, 118, 0.7);
}

/* Prueba Social en Hero */
.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 30px;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  border: 1px solid rgba(251, 191, 36, 0.4);
  backdrop-filter: blur(8px);
  width: fit-content;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.stars {
  color: #FBBF24;
  font-size: 1.2rem;
  letter-spacing: 2px;
  filter: drop-shadow(0 0 8px rgba(251, 191, 36, 0.6));
}

.proof-text {
  font-size: 0.92rem;
  color: #F1F5F9;
}

.proof-text strong {
  color: #FFE600;
  font-weight: 800;
}

/* ==========================================================================
   CAJA DE OFERTA HERO (SÚPER LLAMATIVA)
   ========================================================================== */
.hero-offer-box {
  background: #FFFFFF;
  border: 3px solid var(--gold-vivid);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 35px rgba(245, 158, 11, 0.4);
  position: relative;
  overflow: hidden;
  color: var(--text-dark);
}

.hero-offer-box::before {
  content: "¡OFERTA 82% OFF!";
  position: absolute;
  top: 14px;
  right: -35px;
  background: var(--urgent-gradient);
  color: #FFF;
  font-size: 0.75rem;
  font-weight: 900;
  padding: 5px 38px;
  transform: rotate(45deg);
  letter-spacing: 0.8px;
  box-shadow: 0 4px 15px rgba(225, 29, 72, 0.5);
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.price-old {
  font-size: 1.25rem;
  color: #94A3B8;
  text-decoration: line-through;
  font-weight: 700;
}

.price-current {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-currency {
  font-size: 1.6rem;
  font-weight: 900;
  color: #059669;
}

.price-amount {
  font-size: 3.6rem;
  font-weight: 900;
  color: #059669;
  line-height: 1;
  text-shadow: 0 2px 10px rgba(5, 150, 105, 0.2);
}

.price-suffix {
  font-size: 1.25rem;
  font-weight: 800;
  color: #059669;
}

.price-savings {
  background: #FEE2E2;
  color: #DC2626;
  border: 1.5px solid #F87171;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.8px;
  box-shadow: 0 2px 10px rgba(220, 38, 38, 0.15);
}

/* ==========================================================================
   BOTÓN CTA MAGNÉTICO UNIVERSAL (MÁXIMO IMPACTO VISUAL)
   ========================================================================== */
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 20px 32px;
  background: linear-gradient(135deg, #00E676 0%, #00C853 45%, #059669 100%);
  color: #051910;
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-neon), 0 10px 25px rgba(0, 0, 0, 0.25);
  border: 3px solid #FFFFFF;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-align: center;
  animation: pulse-glow 2.2s infinite;
}

.btn-cta:hover {
  transform: translateY(-4px) scale(1.02);
  background: linear-gradient(135deg, #00FF85 0%, #00E676 50%, #00C853 100%);
  color: #000000;
  box-shadow: 0 0 45px rgba(0, 230, 118, 0.85), 0 15px 35px rgba(0, 0, 0, 0.35);
}

.btn-cta:active {
  transform: translateY(1px);
}

.btn-cta::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    60deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.7) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(25deg);
  animation: shine 3s infinite;
}

.cta-security-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 16px;
  font-size: 0.86rem;
  color: var(--text-muted);
  font-weight: 600;
  flex-wrap: wrap;
}

.security-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* Visual Mockup Hero */
.hero-media-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-main-mockup {
  width: 100%;
  max-width: 530px;
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 35px rgba(245, 158, 11, 0.3);
  transition: transform 0.5s ease;
  border: 4px solid var(--gold-vivid);
}

.hero-main-mockup:hover {
  transform: translateY(-8px) scale(1.02);
}

.floating-badge {
  position: absolute;
  background: rgba(5, 25, 16, 0.94);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border: 2px solid var(--gold-vivid);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 4s ease-in-out infinite;
  color: #FFFFFF;
}

.floating-badge.badge-1 {
  top: -15px;
  left: -20px;
}

.floating-badge.badge-2 {
  bottom: -15px;
  right: -15px;
  animation-delay: 2s;
}

.floating-badge-icon {
  font-size: 2rem;
  filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.7));
}

.floating-badge-text strong {
  display: block;
  font-size: 1rem;
  color: #FFE600;
}

.floating-badge-text span {
  font-size: 0.82rem;
  color: #E2E8F0;
}

/* ==========================================================================
   4. BARRA DE CONFIANZA / TRUST BAR (ALTO CONTRASTE)
   ========================================================================== */
.trust-bar {
  background: linear-gradient(90deg, #051910 0%, #0A3220 50%, #051910 100%);
  color: #FFFFFF;
  padding: 26px 0;
  border-bottom: 2px solid var(--gold-vivid);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.trust-icon {
  font-size: 2.2rem;
  color: var(--gold-bright);
  flex-shrink: 0;
  filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.5));
}

.trust-text h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 2px;
  color: #FFFFFF;
}

.trust-text p {
  font-size: 0.84rem;
  color: #CBD5E1;
}

/* ==========================================================================
   5. SECCIÓN DE DOLOR & OPORTUNIDAD (PROBLEMA & SOLUCIÓN)
   ========================================================================== */
.problem-solution-section {
  padding: 85px 0;
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF2F6 100%);
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 55px;
}

.section-tag {
  display: inline-block;
  background: var(--gold-gradient);
  color: #051910;
  font-size: 0.85rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  padding: 7px 20px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.35);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--primary-deep);
  line-height: 1.25;
  margin-bottom: 16px;
  font-weight: 900;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 50px;
}

.problem-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  border-top: 5px solid var(--urgent-red);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: var(--transition);
}

.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(225, 29, 72, 0.15);
}

.problem-icon-wrapper {
  width: 52px;
  height: 52px;
  background-color: #FEE2E2;
  color: var(--urgent-red);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.22rem;
  color: #0F172A;
  margin-bottom: 12px;
  font-weight: 800;
}

.problem-card p {
  font-size: 0.96rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Banner de Solución */
.solution-banner {
  background: linear-gradient(135deg, #051910 0%, #0A3822 55%, #051910 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 44px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 32px;
  align-items: center;
  border: 2.5px solid var(--gold-vivid);
  box-shadow: 0 20px 50px rgba(5, 25, 16, 0.35), 0 0 30px rgba(245, 158, 11, 0.25);
}

.solution-icon-large {
  font-size: 4rem;
  color: var(--gold-bright);
  filter: drop-shadow(0 0 15px rgba(251, 191, 36, 0.6));
}

.solution-text h3 {
  font-family: var(--font-serif);
  font-size: 1.95rem;
  margin-bottom: 10px;
  color: #FFFFFF;
  font-weight: 800;
}

.solution-text p {
  font-size: 1.05rem;
  color: #E2E8F0;
  line-height: 1.6;
}

.btn-cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--gold-gradient);
  color: #051910;
  font-size: 1.05rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-gold);
  white-space: nowrap;
  transition: var(--transition);
  border: 2px solid #FFFFFF;
}

.btn-cta-secondary:hover {
  transform: translateY(-3px) scale(1.03);
  filter: brightness(1.1);
  box-shadow: 0 12px 30px rgba(245, 158, 11, 0.6);
}

/* ==========================================================================
   6. DESGLOSE PROFUNDO DE LOS 3 LIBROS PRINCIPALES
   ========================================================================== */
.books-detail-section {
  padding: 95px 0;
  background-color: #FFFFFF;
}

.book-showcase-card {
  background: #F8FAFC;
  border-radius: var(--radius-lg);
  border: 2px solid #E2E8F0;
  box-shadow: var(--shadow-md);
  margin-bottom: 55px;
  overflow: hidden;
  transition: var(--transition);
}

.book-showcase-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--gold-vivid);
}

.book-card-grid {
  display: grid;
  grid-template-columns: 390px 1fr;
  gap: 45px;
  padding: 40px;
  align-items: center;
}

.book-card-grid.reverse {
  grid-template-columns: 1fr 390px;
}

.book-visual {
  position: relative;
  text-align: center;
}

.book-cover-img {
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
  transition: transform 0.4s ease;
  border: 3px solid #FFFFFF;
}

.book-cover-img:hover {
  transform: scale(1.04) rotate(-1deg);
}

/* Ribbons Vibrantes por Libro */
.book-badge-ribbon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #0A3220 0%, #059669 100%);
  color: #FFE600;
  font-size: 0.88rem;
  font-weight: 900;
  padding: 7px 18px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}

.book-badge-ribbon.rose-badge {
  background: linear-gradient(135deg, #BE185D 0%, #F43F5E 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(244, 63, 94, 0.35);
}

.book-badge-ribbon.green-badge {
  background: linear-gradient(135deg, #047857 0%, #10B981 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.35);
}

.book-info h3 {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  color: var(--primary-deep);
  line-height: 1.25;
  margin-bottom: 12px;
  font-weight: 800;
}

.book-recipe-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
  color: #92400E;
  border: 1.5px solid #F59E0B;
  font-size: 0.95rem;
  font-weight: 900;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 18px;
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.2);
}

.book-description {
  font-size: 1.08rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.65;
}

.book-modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.module-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: #FFFFFF;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #E2E8F0;
  box-shadow: var(--shadow-sm);
  font-weight: 500;
}

.module-item span.bullet-check {
  color: var(--primary-emerald);
  font-weight: 900;
  font-size: 1.1rem;
}

/* ==========================================================================
   7. SECCIÓN DE BONOS EXCLUSIVOS (CELEBRACIÓN Y ALTO VALOR)
   ========================================================================== */
.bonuses-section {
  padding: 95px 0;
  background: radial-gradient(circle at 50% 10%, rgba(245, 158, 11, 0.15) 0%, transparent 70%),
              linear-gradient(180deg, #F1F5F9 0%, #FFFFFF 100%);
  position: relative;
}

.bonus-alert-banner {
  background: linear-gradient(135deg, #FEF3C7 0%, #FFFBEB 100%);
  border: 2.5px dashed var(--gold-vivid);
  border-radius: var(--radius-md);
  padding: 18px 26px;
  text-align: center;
  max-width: 820px;
  margin: 0 auto 55px;
  font-size: 1.15rem;
  color: #92400E;
  font-weight: 800;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.2);
}

.bonuses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.bonus-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 3px solid var(--gold-vivid);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1), var(--shadow-gold);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.bonus-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 55px rgba(245, 158, 11, 0.45);
}

.bonus-card-header {
  background: linear-gradient(135deg, #051910 0%, #0A3220 50%, #051910 100%);
  color: #FFFFFF;
  padding: 18px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--gold-vivid);
}

.bonus-num-badge {
  font-size: 0.96rem;
  font-weight: 900;
  color: #FFE600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.bonus-val-tag {
  background: var(--urgent-gradient);
  color: #FFFFFF;
  font-size: 0.84rem;
  font-weight: 900;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 10px rgba(225, 29, 72, 0.4);
}

.bonus-card-body {
  padding: 34px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.bonus-cover-preview {
  text-align: center;
  margin-bottom: 26px;
}

.bonus-cover-img {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
  border: 3px solid #FFFFFF;
}

.bonus-card-body h3 {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  color: var(--primary-deep);
  margin-bottom: 14px;
  line-height: 1.3;
  font-weight: 800;
}

.bonus-card-body p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.bonus-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 26px;
  flex-grow: 1;
}

.bonus-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-dark);
}

.bonus-feature-item .star-icon {
  color: var(--gold-vivid);
  font-size: 1.1rem;
}

.bonus-card-footer {
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
  padding: 16px 26px;
  border-top: 2px solid #A7F3D0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.free-today-pill {
  font-size: 0.95rem;
  font-weight: 900;
  color: #047857;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   8. PRUEBA SOCIAL & TESTIMONIOS (CHATS DE WHATSAPP REALES)
   ========================================================================== */
.testimonials-section {
  padding: 95px 0;
  background-color: #FFFFFF;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 55px;
}

.testimonial-card {
  background: #F8FAFC;
  border-radius: var(--radius-lg);
  border: 2px solid #E2E8F0;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-emerald);
}

.testimonial-chat-image-wrap {
  position: relative;
  background: linear-gradient(180deg, #E2E8F0 0%, #CBD5E1 100%);
  cursor: pointer;
  overflow: hidden;
  border-bottom: 2px solid #E2E8F0;
  padding: 16px;
  display: flex;
  justify-content: center;
}

.testimonial-img {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  display: block;
  transition: transform 0.4s ease;
}

.click-to-zoom-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(5, 25, 16, 0.92);
  color: #FFE600;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(6px);
  pointer-events: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.testimonial-meta {
  padding: 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.testimonial-header-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.client-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-deep);
}

.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #047857;
  font-size: 0.8rem;
  font-weight: 800;
  background: #D1FAE5;
  border: 1px solid #6EE7B7;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.testimonial-quote {
  font-size: 0.98rem;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.65;
  margin-bottom: 16px;
  flex-grow: 1;
}

.testimonial-highlight-tag {
  display: inline-block;
  background: #FEF3C7;
  color: #92400E;
  border: 1px solid #FCD34D;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 8px;
}

/* ==========================================================================
   9. ¿PARA QUIÉN ES ESTA COLECCIÓN?
   ========================================================================== */
.target-audience-section {
  padding: 90px 0;
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF2F6 100%);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px;
  margin-bottom: 50px;
}

.audience-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  border: 2px solid #E2E8F0;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.audience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gold-gradient);
}

.audience-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold-vivid);
  box-shadow: var(--shadow-md);
}

.audience-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: inline-block;
}

.audience-card h3 {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--primary-deep);
  margin-bottom: 10px;
  line-height: 1.35;
}

.audience-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   10. STACK DE OFERTA IRRESISTIBLE & CHECKOUT (GRAN FINAL)
   ========================================================================== */
.offer-summary-section {
  padding: 100px 0;
  background: radial-gradient(circle at 50% 10%, rgba(245, 158, 11, 0.2) 0%, transparent 60%),
              linear-gradient(180deg, #051910 0%, #0A2E1D 50%, #051910 100%);
  position: relative;
}

.offer-master-box {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 4px solid var(--gold-vivid);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.6), 0 0 50px rgba(245, 158, 11, 0.4);
  overflow: hidden;
  max-width: 1020px;
  margin: 0 auto;
}

.offer-header-banner {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 50%, #B45309 100%);
  color: #051910;
  padding: 34px 30px;
  text-align: center;
  position: relative;
  border-bottom: 3px solid #FFE259;
}

.offer-header-banner h3 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  margin-bottom: 8px;
  color: #051910;
  font-weight: 900;
  letter-spacing: 0.5px;
}

.offer-header-banner p {
  color: #FFFFFF;
  font-size: 1.15rem;
  font-weight: 800;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

.offer-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 45px;
  padding: 48px;
  align-items: center;
  background: #FFFFFF;
}

.value-items-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.value-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #F8FAFC;
  border-radius: 10px;
  border-left: 5px solid var(--gold-vivid);
  border-top: 1px solid #E2E8F0;
  border-right: 1px solid #E2E8F0;
  border-bottom: 1px solid #E2E8F0;
}

.value-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-deep);
}

.value-item-price {
  font-size: 0.95rem;
  color: #94A3B8;
  text-decoration: line-through;
  font-weight: 800;
}

.value-item.bonus-item-highlight {
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
  border-left-color: #10B981;
  border-color: #A7F3D0;
}

.value-item.bonus-item-highlight .value-item-price {
  color: #047857;
  text-decoration: none;
  font-weight: 900;
}

/* Panel de Checkout */
.checkout-callout-panel {
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF2F6 100%);
  border: 3px solid var(--gold-vivid);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.countdown-box-mini {
  background: #FFFFFF;
  border: 2px solid #EF4444;
  padding: 14px;
  border-radius: 10px;
  margin-bottom: 22px;
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.15);
}

.countdown-title {
  font-size: 0.84rem;
  font-weight: 900;
  color: #DC2626;
  text-transform: uppercase;
  margin-bottom: 6px;
  letter-spacing: 0.8px;
}

.countdown-digits {
  font-family: monospace;
  font-size: 1.7rem;
  font-weight: 900;
  color: #0F172A;
  letter-spacing: 2px;
}

.total-real-value {
  font-size: 1.15rem;
  color: #64748B;
  margin-bottom: 6px;
  font-weight: 600;
}

.total-real-value span {
  text-decoration: line-through;
  color: #EF4444;
  font-weight: 800;
}

.final-price-tag {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin-bottom: 14px;
}

.final-price-symbol {
  font-size: 2.2rem;
  font-weight: 900;
  color: #059669;
}

.final-price-num {
  font-size: 4.8rem;
  font-weight: 900;
  color: #059669;
  line-height: 1;
  text-shadow: 0 2px 15px rgba(5, 150, 105, 0.3);
}

.final-price-cur {
  font-size: 1.5rem;
  font-weight: 900;
  color: #059669;
}

.final-guarantee-note {
  margin-top: 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

.payment-methods-icons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
  font-size: 1.6rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* ==========================================================================
   11. FORMATO Y ENTREGA DIGITAL
   ========================================================================== */
.format-delivery-section {
  padding: 75px 0;
  background-color: #FFFFFF;
}

.delivery-box {
  background: #F8FAFC;
  border-radius: var(--radius-lg);
  border: 2px solid #E2E8F0;
  padding: 44px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.delivery-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.delivery-icon {
  width: 66px;
  height: 66px;
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
  color: var(--primary-emerald);
  border: 2px solid #6EE7B7;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 18px;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

.delivery-item h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-deep);
  margin-bottom: 8px;
}

.delivery-item p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   12. SECCIÓN DE GARANTÍA INCONDICIONAL (SELLO DORADO)
   ========================================================================== */
.guarantee-section {
  padding: 85px 0;
  background: linear-gradient(180deg, #F8FAFC 0%, #EEF2F6 100%);
}

.guarantee-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 3px solid var(--gold-vivid);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1), var(--shadow-gold);
  padding: 48px;
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 45px;
  align-items: center;
  max-width: 920px;
  margin: 0 auto;
}

.guarantee-seal-badge {
  text-align: center;
}

.seal-circle {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--gold-metallic);
  border: 5px solid #FFFFFF;
  color: #051910;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.5);
}

.seal-days {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1;
}

.seal-text {
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

.guarantee-content h3 {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  color: var(--primary-deep);
  margin-bottom: 16px;
  font-weight: 800;
}

.guarantee-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}

/* ==========================================================================
   13. PREGUNTAS FRECUENTES (FAQ ACORDEÓN)
   ========================================================================== */
.faq-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.faq-container {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-radius: var(--radius-md);
  margin-bottom: 18px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--gold-vivid);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  padding: 22px 26px;
  text-align: left;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--primary-deep);
  cursor: pointer;
  gap: 18px;
}

.faq-icon-arrow {
  font-size: 1.3rem;
  color: var(--gold-vivid);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 26px;
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 18px 26px 24px;
  border-top-color: #E2E8F0;
  background: #FFFFFF;
}

/* ==========================================================================
   14. FOOTER & AVISO LEGAL
   ========================================================================== */
.site-footer {
  background: #04120B;
  color: rgba(255, 255, 255, 0.75);
  padding: 65px 0 35px;
  font-size: 0.9rem;
  border-top: 3px solid var(--gold-vivid);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 45px;
  margin-bottom: 45px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h4 {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFFFFF;
  margin-bottom: 14px;
  font-weight: 800;
}

.footer-brand h4 span {
  color: var(--gold-bright);
}

.footer-legal-notice {
  background: rgba(255, 255, 255, 0.05);
  border-left: 4px solid var(--gold-vivid);
  padding: 16px 20px;
  border-radius: 6px;
  margin-bottom: 30px;
  font-size: 0.85rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* ==========================================================================
   15. STICKY BAR FLOTANTE (MÁXIMA VISIBILIDAD)
   ========================================================================== */
.sticky-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(5, 25, 16, 0.96);
  backdrop-filter: blur(12px);
  border-top: 3px solid var(--gold-vivid);
  padding: 14px 20px;
  z-index: 999;
  box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.4);
  transform: translateY(110%);
  transition: transform 0.4s ease;
}

.sticky-bottom-bar.visible {
  transform: translateY(0);
}

.sticky-bar-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.sticky-left-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sticky-title {
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1rem;
}

.sticky-price {
  color: #00E676;
  font-weight: 900;
  font-size: 1.45rem;
  text-shadow: 0 0 10px rgba(0, 230, 118, 0.5);
}

.btn-sticky-cta {
  padding: 14px 32px;
  background: linear-gradient(135deg, #00E676 0%, #00C853 50%, #059669 100%);
  color: #051910;
  font-size: 1.05rem;
  font-weight: 900;
  border-radius: var(--radius-full);
  border: 2px solid #FFFFFF;
  box-shadow: var(--shadow-neon);
  white-space: nowrap;
  transition: var(--transition);
  animation: pulse-glow 2.2s infinite;
}

.btn-sticky-cta:hover {
  transform: scale(1.05);
  background: linear-gradient(135deg, #00FF85 0%, #00E676 100%);
}

/* ==========================================================================
   16. LIGHTBOX MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: none;
  justify-content: center;
  align-items: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content-wrap {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.7);
  border: 3px solid var(--gold-vivid);
}

.lightbox-close-btn {
  position: absolute;
  top: -45px;
  right: 0;
  background: var(--gold-vivid);
  color: #051910;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.4rem;
  font-weight: 900;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.6);
}

/* ==========================================================================
   ANIMACIONES VIBRANTES
   ========================================================================== */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 25px rgba(0, 230, 118, 0.6), 0 10px 25px rgba(0, 0, 0, 0.25);
  }
  50% {
    box-shadow: 0 0 45px rgba(0, 230, 118, 0.95), 0 12px 30px rgba(0, 0, 0, 0.35);
  }
}

@keyframes shine {
  0% { left: -60%; }
  25% { left: 140%; }
  100% { left: 140%; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse-mini {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVE)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-social-proof {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-benefits-list {
    text-align: left;
    max-width: 580px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-offer-box {
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .book-card-grid,
  .book-card-grid.reverse {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .book-modules-grid {
    text-align: left;
  }
  
  .bonuses-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin: 0 auto;
  }
  
  .offer-content-grid {
    grid-template-columns: 1fr;
  }
  
  .audience-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .delivery-box {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.25rem;
  }
  
  .section-title {
    font-size: 1.95rem;
  }
  
  .problem-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .audience-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .solution-banner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .solution-icon-large {
    display: none;
  }
  
  .guarantee-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .book-modules-grid {
    grid-template-columns: 1fr;
  }
  
  .floating-badge {
    display: none;
  }
  
  .sticky-left-info {
    display: none;
  }
  
  .sticky-bottom-bar {
    padding: 12px 16px;
  }
  
  .btn-sticky-cta {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.9rem;
  }
  
  .audience-grid {
    grid-template-columns: 1fr;
  }
  
  .trust-grid {
    grid-template-columns: 1fr;
  }
  
  .delivery-box {
    grid-template-columns: 1fr;
  }
  
  .price-amount {
    font-size: 2.8rem;
  }
  
  .final-price-num {
    font-size: 3.6rem;
  }
}