/* ===================================
   PÁGINA DE VENDAS — Guia Gestantes
   Mayara Matarazzo
   100% Estático · PageSpeed 95+
   =================================== */

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

:root {
  --bg-primary: #FAF7F4;
  --bg-dark: #1A1A2E;
  --bg-section-alt: #FFF5EE;
  --bg-card: #FFFFFF;
  --accent: #C97B5A;
  --accent-hover: #A8624A;
  --accent-light: #F4DDD1;
  --accent-glow: rgba(201, 123, 90, 0.35);
  --text-primary: #2D2D2D;
  --text-secondary: #5A5A5A;
  --text-light: #F5F0EB;
  --text-muted: #8A8A8A;
  --success: #4CAF50;
  --warning: #FF9800;
  --border-light: #E8E0D8;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 50%;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-glow: 0 0 30px var(--accent-glow);
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --max-width: 800px;
  --section-padding: 80px 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
.section-badge {
  display: inline-block;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.section-title--light { color: var(--text-light); }

.section-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.highlight { color: var(--accent); font-weight: 700; }
.bold { font-weight: 700; }

/* --- CTA Button --- */
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 420px;
  padding: 18px 32px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

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

.cta-btn--pulse {
  animation: pulse-glow 2.5s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: var(--shadow-md); }
  50% { box-shadow: var(--shadow-glow), var(--shadow-lg); }
}

/* --- HERO SECTION --- */
.hero {
  background: linear-gradient(145deg, #1A1A2E 0%, #16213E 50%, #0F3460 100%);
  padding: 40px 24px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201,123,90,0.12) 0%, transparent 70%);
  border-radius: var(--radius-full);
}

.hero .section-badge { background: rgba(201,123,90,0.2); color: #E8A88A; }

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 4.5vw, 2.2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-light);
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 0.9rem;
  color: rgba(245,240,235,0.75);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto 16px;
}

/* --- Hero Ebook --- */
.hero-ebook {
  max-width: 240px;
  margin: 12px auto 6px;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,0.35));
}

.hero-digital-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  color: #E8A88A;
  background: rgba(201, 123, 90, 0.15);
  padding: 5px 14px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.hero .cta-btn {
  margin-bottom: 8px;
}

/* --- PAIN SECTION --- */
.pain {
  background: var(--bg-primary);
  padding: var(--section-padding);
  text-align: center;
}

.pain-list {
  list-style: none;
  text-align: left;
  max-width: 600px;
  margin: 24px auto;
}

.pain-list li {
  position: relative;
  padding: 12px 0 12px 36px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}

.pain-list li::before {
  content: '😞';
  position: absolute;
  left: 0;
  top: 12px;
  font-size: 1.1rem;
}

.pain-list li:last-child { border-bottom: none; }

/* --- SCIENCE SECTION --- */
.science {
  background: var(--bg-section-alt);
  padding: var(--section-padding);
  text-align: center;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 32px auto;
  max-width: 600px;
}

.benefit-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.benefit-emoji {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  font-size: 2.2rem;
  margin: 0 auto 14px;
  background: rgba(201, 123, 90, 0.1);
  border-radius: 50%;
}

.benefit-card p {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

/* --- DIASTASE WARNING --- */
.diastase {
  background: linear-gradient(145deg, #1A1A2E, #16213E);
  padding: var(--section-padding);
  text-align: center;
}

.diastase .section-text { color: rgba(245,240,235,0.8); }

.warning-box {
  background: rgba(201,123,90,0.1);
  border: 1px solid rgba(201,123,90,0.3);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 24px auto;
  max-width: 600px;
}

.warning-box p {
  color: #E8A88A;
  font-size: 0.95rem;
  font-weight: 500;
}

/* --- EXPERT SECTION --- */
.expert {
  background: var(--bg-primary);
  padding: var(--section-padding);
}

.expert-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 32px;
}

.expert-image {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 4px solid var(--accent-light);
  box-shadow: var(--shadow-md);
}

.expert-text { max-width: 500px; }

/* --- CONTENTS SECTION --- */
.contents {
  background: var(--bg-section-alt);
  padding: var(--section-padding);
  text-align: center;
}

.contents-list {
  list-style: none;
  text-align: left;
  max-width: 600px;
  margin: 24px auto;
}

.contents-list li {
  position: relative;
  padding: 16px 0 16px 40px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  border-bottom: 1px solid var(--border-light);
}

.contents-list li::before {
  content: '✅';
  position: absolute;
  left: 0;
  top: 16px;
  font-size: 1rem;
}

.contents-list li:last-child { border-bottom: none; }

/* --- PRICING SECTION --- */
.pricing {
  background: linear-gradient(145deg, #1A1A2E, #0F3460);
  padding: var(--section-padding);
  text-align: center;
}

.pricing-card {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  max-width: 440px;
  margin: 32px auto;
}

.price-old {
  font-size: 1rem;
  color: rgba(245,240,235,0.5);
  text-decoration: line-through;
  margin-bottom: 4px;
}

.price-new {
  font-size: clamp(2.8rem, 8vw, 3.8rem);
  font-weight: 900;
  color: var(--accent);
  font-family: var(--font-heading);
  line-height: 1.1;
  margin-bottom: 8px;
}

.price-info {
  font-size: 0.85rem;
  color: rgba(245,240,235,0.6);
  margin-bottom: 28px;
}

.pricing-features {
  list-style: none;
  margin: 24px 0;
  text-align: left;
}

.pricing-features li {
  padding: 8px 0;
  color: rgba(245,240,235,0.8);
  font-size: 0.9rem;
}

.pricing-features li::before {
  content: '⚡';
  margin-right: 8px;
}

/* --- GUARANTEE SECTION --- */
.guarantee {
  background: var(--bg-primary);
  padding: var(--section-padding);
  text-align: center;
}

.guarantee-box {
  background: var(--bg-card);
  border: 2px solid var(--success);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  max-width: 500px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.guarantee-box img {
  width: 80px;
  margin: 0 auto 20px;
}

.guarantee-features {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.guarantee-features span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--success);
  background: rgba(76,175,80,0.1);
  padding: 6px 14px;
  border-radius: 50px;
}

/* --- DIFFERENCE SECTION --- */
.difference {
  background: var(--bg-section-alt);
  padding: var(--section-padding);
  text-align: center;
}

.difference-text {
  max-width: 600px;
  margin: 0 auto;
}

.checkmark-list {
  list-style: none;
  text-align: left;
  margin: 20px auto;
  max-width: 500px;
}

.checkmark-list li {
  padding: 10px 0 10px 32px;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.checkmark-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* --- FAQ SECTION --- */
.faq {
  background: var(--bg-primary);
  padding: var(--section-padding);
  text-align: center;
}

.faq-list {
  max-width: 600px;
  margin: 32px auto;
  text-align: left;
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 40px 20px 0;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  position: relative;
  transition: var(--transition);
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--accent);
  transition: var(--transition);
}

.faq-item.active .faq-question::after {
  content: '−';
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 20px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- FINAL CTA SECTION --- */
.final-cta {
  background: linear-gradient(145deg, #1A1A2E, #0F3460);
  padding: var(--section-padding);
  text-align: center;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 600px;
  margin: 32px auto;
}

.option-card {
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: left;
}

.option-card--bad {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.option-card--good {
  background: rgba(201,123,90,0.1);
  border: 2px solid var(--accent);
  position: relative;
}

.option-card--good::before {
  content: '✨ Recomendada';
  position: absolute;
  top: -12px;
  left: 20px;
  background: var(--accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 50px;
}

.option-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.option-card--bad h4 { color: rgba(245,240,235,0.5); }
.option-card--good h4 { color: var(--accent); }

.option-card p {
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(245,240,235,0.6);
}

.option-card--good p { color: rgba(245,240,235,0.8); }

/* --- FOOTER --- */
.footer {
  background: var(--bg-dark);
  padding: 24px;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(245,240,235,0.4);
}

/* --- RESPONSIVE --- */
@media (max-width: 600px) {
  :root { --section-padding: 56px 20px; }
  
  .benefits-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .benefit-card { padding: 20px 14px; }
  .benefit-emoji { width: 56px; height: 56px; font-size: 1.8rem; }
  .options-grid { grid-template-columns: 1fr; }
  .hero-image { max-width: 220px; }
  .pricing-card { padding: 32px 24px; }
  .guarantee-features { flex-direction: column; align-items: center; }
}

@media (min-width: 768px) {
  .expert-content {
    flex-direction: row;
    text-align: left;
  }
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}