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

:root {
  --green: #13B370;
  --green-dark: #0e9459;
  --lime: #9ec022;
  --dark: #1a1a2e;
  --gray: #555;
  --gray-light: #f5f7fa;
  --white: #fff;
  --shadow: 0 4px 20px rgba(0,0,0,.08);
  --radius: 12px;
  --max-w: 1140px;
  --font: 'Poppins', 'Segoe UI', sans-serif;
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--white);
}

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

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

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 60px 0; }
.section--gray { background: var(--gray-light); }
.section--green { background: linear-gradient(135deg, #e8f8f0 0%, #f0fae8 100%); }
.section--dark { background: var(--dark); color: var(--white); }

.text-green { color: var(--green); }
.text-center { text-align: center; }

h1, h2, h3, h4 { line-height: 1.3; }

h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  border: none;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s;
}

.btn--primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(19,179,112,.35);
}

.btn--primary:hover {
  background: var(--green-dark);
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(19,179,112,.45);
}

.btn--pulse { animation: pulse 2s ease-in-out infinite; }

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

/* ===== Hero ===== */
.hero {
  background: linear-gradient(160deg, #e8f8f0 0%, #fff 60%);
  padding: 50px 0 40px;
  text-align: center;
}

.hero__title { margin-bottom: 16px; }
.hero__title b { color: var(--green); }

.hero__subtitle {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto 24px;
}

/* ===== Product Showcase ===== */
.showcase {
  background: linear-gradient(180deg, #fff 0%, #e8f8f0 100%);
  position: relative;
}

.showcase__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.showcase__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--white);
  padding: 12px 16px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-item img { width: 48px; height: 48px; flex-shrink: 0; }
.feature-item p { font-size: .95rem; }

.showcase__product { text-align: center; }
.showcase__product img { max-width: 320px; margin: 0 auto; }

/* ===== Trust Bar ===== */
.trust-bar {
  background: var(--dark);
  color: var(--white);
  padding: 30px 0;
}

.trust-bar__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

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

.trust-item__icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-item__icon svg { width: 22px; height: 22px; fill: var(--green); }

.trust-item h3 { font-size: .95rem; margin-bottom: 4px; }
.trust-item p { font-size: .85rem; opacity: .8; }

/* ===== How It Works ===== */
.how-it-works__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.how-it-works__text p {
  margin-bottom: 16px;
  color: var(--gray);
}

.how-it-works__text strong { color: var(--dark); }

.how-it-works__image img { border-radius: var(--radius); }

/* ===== Results ===== */
.results__header { text-align: center; margin-bottom: 40px; }
.results__header h2 { margin-bottom: 12px; }
.results__header p { color: var(--gray); max-width: 700px; margin: 0 auto; }

.results__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.results__capsule { text-align: center; }
.results__capsule img { max-width: 120px; margin: 0 auto; }

.result-block { margin-bottom: 24px; }
.result-block h4 {
  color: var(--green);
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.result-block p { color: var(--gray); font-size: .95rem; }

/* ===== Benefits Grid ===== */
.benefits__header { text-align: center; margin-bottom: 40px; }

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
}

.benefit-card {
  text-align: center;
  padding: 20px 12px;
  border-radius: var(--radius);
  transition: transform .2s;
}

.benefit-card:hover { transform: translateY(-4px); }
.benefit-card img { width: 80px; height: 80px; object-fit: contain; margin: 0 auto 12px; }
.benefit-card h4 { font-size: .9rem; }

/* ===== Composition / Carousel ===== */
.composition__header { text-align: center; margin-bottom: 30px; }
.composition__header p { color: var(--gray); margin-top: 12px; max-width: 650px; margin-left: auto; margin-right: auto; }

.carousel {
  position: relative;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.carousel__track {
  display: flex;
  transition: transform .5s ease;
}

.carousel__slide {
  min-width: 100%;
  padding: 0 10px;
}

.carousel__slide img {
  width: 100%;
  max-height: 400px;
  object-fit: contain;
  margin: 0 auto;
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--white);
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: var(--shadow);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background .2s;
}

.carousel__btn:hover { background: var(--green); color: var(--white); }
.carousel__btn--prev { left: 8px; }
.carousel__btn--next { right: 8px; }

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ccc;
  border: none;
  cursor: pointer;
  transition: background .2s;
}

.carousel__dot--active { background: var(--green); }

/* ===== Testimonials ===== */
.testimonials__header { text-align: center; margin-bottom: 40px; }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  text-align: center;
}

.testimonial-card__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
}

.testimonial-card__name { font-size: 1rem; margin-bottom: 4px; }
.testimonial-card__stars { color: #f5a623; margin-bottom: 10px; font-size: .9rem; }
.testimonial-card__text { font-size: .9rem; color: var(--gray); font-style: italic; }

/* ===== Security ===== */
.security__header { text-align: center; margin-bottom: 40px; }

.security__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.security-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.security-card img { width: 60px; flex-shrink: 0; }
.security-card h3 { font-size: 1rem; margin-bottom: 6px; }
.security-card p { font-size: .85rem; color: var(--gray); }

.security__product { text-align: center; margin-top: 30px; }
.security__product img { max-width: 280px; margin: 0 auto; }

/* ===== Pricing ===== */
.pricing__header { text-align: center; margin-bottom: 40px; }
.pricing__header p { color: var(--gray); margin-top: 10px; }

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 30px 24px;
  text-align: center;
  border: 2px solid transparent;
  transition: border-color .2s, transform .2s;
  display: flex;
  flex-direction: column;
}

.pricing-card--featured {
  border-color: var(--green);
  transform: scale(1.02);
}

.pricing-card__badge {
  display: inline-block;
  background: #f5a623;
  color: var(--white);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: .8rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.pricing-card__title { margin-bottom: 4px; }
.pricing-card__duration { color: var(--gray); font-size: .9rem; margin-bottom: 16px; }

.pricing-card__image { margin: 16px 0; }
.pricing-card__image img { max-width: 200px; margin: 0 auto; }

.pricing-card__old {
  color: var(--gray);
  font-size: .9rem;
  text-decoration: line-through;
  opacity: .7;
}

.pricing-card__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green);
  margin: 8px 0;
}

.pricing-card__installments { font-size: .85rem; color: var(--gray); margin-bottom: 12px; }

.pricing-card__shipping {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: .85rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 20px;
}

.pricing-card__shipping svg { width: 18px; height: 18px; fill: var(--green); }

.pricing-card .btn { width: 100%; margin-top: auto; }

/* ===== Guarantee ===== */
.guarantee__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.guarantee__text p { color: var(--gray); margin-bottom: 14px; }
.guarantee__text strong { color: var(--dark); }
.guarantee__image img { max-width: 320px; margin: 0 auto; border-radius: var(--radius); }

/* ===== FAQ ===== */
.faq__header { text-align: center; margin-bottom: 40px; }

.faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.faq-item {
  border-bottom: 1px solid #e0e0e0;
}

.faq-item__question {
  width: 100%;
  background: none;
  border: none;
  padding: 16px 0;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--dark);
  font-family: var(--font);
}

.faq-item__question svg {
  width: 16px;
  height: 16px;
  fill: var(--green);
  flex-shrink: 0;
  transition: transform .3s;
}

.faq-item--open .faq-item__question svg { transform: rotate(180deg); }

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s;
  color: var(--gray);
  font-size: .95rem;
}

.faq-item--open .faq-item__answer {
  max-height: 300px;
  padding-bottom: 16px;
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.7);
  padding: 30px 0;
  text-align: center;
  font-size: .85rem;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 16px;
}

.footer__links a { color: var(--white); transition: color .2s; }
.footer__links a:hover { color: var(--green); }

.footer__disclaimer {
  max-width: 800px;
  margin: 16px auto 0;
  font-size: .75rem;
  opacity: .6;
  line-height: 1.5;
}

/* ===== WhatsApp Float ===== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(37,211,102,.4);
  z-index: 100;
  transition: transform .2s;
}

.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 28px; height: 28px; fill: var(--white); }

/* ===== Wave Divider ===== */
.wave-divider {
  line-height: 0;
  overflow: hidden;
}

.wave-divider svg { width: 100%; height: 40px; }
.wave-divider--green path { fill: var(--gray-light); }
.wave-divider--white path { fill: var(--white); }

/* ===== CTA Section ===== */
.cta-section { text-align: center; padding: 40px 0; }

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}

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

/* ===== Responsive ===== */
@media (min-width: 768px) {
  .showcase__grid {
    grid-template-columns: 1fr 1.2fr 1fr;
  }

  .how-it-works__grid {
    grid-template-columns: 1fr 1fr;
  }

  .results__grid {
    grid-template-columns: 1fr auto 1fr;
  }

  .guarantee__grid {
    grid-template-columns: 1fr 1fr;
  }

  .faq__grid {
    grid-template-columns: 1fr 1fr;
  }

  .showcase__features--left .feature-item { flex-direction: row-reverse; text-align: right; }
}

@media (min-width: 1024px) {
  .section { padding: 80px 0; }
}

@media (max-width: 767px) {
  .showcase__features--left,
  .showcase__features--right { display: none; }

  .pricing-card--featured { transform: none; }
}