:root {
  --green: #00AA5A;
  --gray: #606060;
  --light-gray: #A3A3A3;
  --white: #FFF;
  --black: #000;
  --whatsapp-green: #25D366;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

/* Header */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
  transition: all 0.3s ease;
}

.header__container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo {
  display: block;
  text-align: center;
}

.logo__full {
  height: 150px;
  width: auto;
  transition: all 0.3s ease;
}

.logo__icon {
  height: 60px;
  width: auto;
  display: none;
  transition: all 0.3s ease;
}

.header--scrolled {
  padding: 0.5rem 2rem;
}

.header--scrolled .logo__full {
  display: none;
}

.header--scrolled .logo__icon {
  display: block;
}

.logo:hover .logo__full,
.logo:hover .logo__icon {
  transform: scale(1.05);
}

/* Hero Section */
.hero {
  padding: 14rem 2rem 0;
  background-color: var(--white);
  text-align: center;
  transition: padding 0.3s ease;
}

.header--scrolled ~ main > .hero {
  padding-top: 8rem;
}

.hero__container {
  max-width: 1200px;
  margin: 0 auto;
}

.hero__title {
  color: var(--gray);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero__subtitle {
  color: var(--light-gray);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Sobre */
.about {
  padding: 4rem 2rem;
  background-color: var(--white);
}

.about__container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.section__title {
  color: var(--green);
  font-size: 2rem;
  margin-bottom: 2rem;
}

.about__description {
  color: var(--gray);
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* Serviços */
.services {
  padding: 4rem 2rem;
  background-color: #f9f9f9;
  flex: 1;
}

.services__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service__card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.service__card:hover {
  transform: translateY(-5px);
}

.service__title {
  color: var(--green);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service__description {
  color: var(--gray);
}

/* Produtos */
.products {
  padding: 4rem 2rem;
  background-color: var(--white);
}

.products__container {
  max-width: 1200px;
  margin: 0 auto;
}

.product__highlight {
  background-color: #f9f9f9;
  border-radius: 12px;
  padding: 2rem;
  margin-top: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product__title {
  color: var(--green);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.product__content {
  display: flex;
  justify-content: center;
}

.product__description {
  max-width: 600px;
  color: var(--gray);
}

.product__description p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.product__features {
  list-style: none;
  margin: 1.5rem 0;
}

.product__features li {
  margin-bottom: 0.8rem;
  padding-left: 1.5rem;
  position: relative;
}

.product__features li::before {
  content: "•";
  color: var(--green);
  font-size: 1.2rem;
  position: absolute;
  left: 0;
}

.cta-button {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--whatsapp-green);
  color: var(--white);
  border-radius: 25px;
  font-size: 1.1rem;
  transition: transform 0.3s ease, background-color 0.3s ease;
  margin-top: 1rem;
}

.cta-button:hover {
  transform: translateY(-2px);
  background-color: #1fa952;
}

.cta-button i {
  margin-right: 0.5rem;
}

/* Footer */
.footer {
  background-color: var(--gray);
  color: var(--white);
  padding: 2rem;
  margin-top: auto;
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer__content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
  text-align: left;
}

.footer__title {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: var(--white);
}

.footer__info p {
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.footer__copyright {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
}

.whatsapp-button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1.5rem;
  background-color: var(--whatsapp-green);
  color: var(--white);
  border-radius: 25px;
  font-size: 1.1rem;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.whatsapp-button:hover {
  transform: translateY(-2px);
  background-color: #1fa952;
}

.whatsapp-button i {
  margin-right: 0.5rem;
}

/* Responsivo */
@media (max-width: 768px) {
  .header {
    padding: 0.8rem 1rem;
  }

  .logo__full {
    height: 120px;
  }

  .logo__icon {
    height: 50px;
  }

  .header--scrolled {
    padding: 0.4rem 1rem;
  }

  .hero {
    padding: 10rem 1rem 0;
  }

  .header--scrolled ~ main > .hero {
    padding-top: 5rem;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__subtitle {
    font-size: 1.1rem;
  }

  .services, .about, .products {
    padding: 3rem 1rem;
  }

  .product__highlight {
    padding: 1.5rem;
  }

  .product__title {
    font-size: 1.5rem;
  }

  .product__description p {
    font-size: 1rem;
  }

  .footer__content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
  }
}