/* Variáveis de cores e fontes */
:root {
  --primary-color: #0055a5;
  --secondary-color: #49a8f8;
  --background-color: #ffffff;
  --text-color: #333;
  --font-family: 'Poppins', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  background-color: var(--background-color);
}

.logo img {
  max-width: 150px;
}

/* Banner */
.banner {
  background: var(--primary-color);
  color: #fff;
  text-align: center;
  padding: 4rem 1rem;
  background-size: cover;
  background-position: center;
  position: relative;
}

.banner::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.3);
}

.banner-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.banner h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.banner p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.btn-cta {
  background-color: var(--secondary-color);
  color: #fff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
  transition: background-color 0.3s;
}

.btn-cta:hover {
  background-color: var(--primary-color);
}

/* Seção dos Planos */
.plans {
  padding: 3rem 1rem;
  text-align: center;
}

.plans h2 {
  margin-bottom: 2rem;
  font-size: 2rem;
  color: var(--primary-color);
}

.plan-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.plan-card {
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 1.5rem;
  transition: transform 0.3s, box-shadow 0.3s;
  background-color: #fafafa;
}

.plan-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.plan-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.plan-card .price {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.plan-card ul {
  list-style: none;
  margin-bottom: 1.5rem;
  text-align: left;
}

.plan-card ul li {
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.plan-card ul li::before {
  content: "✓";
  color: var(--secondary-color);
  position: absolute;
  left: 0;
}

/* Botão do plano */
.btn-plan {
  display: inline-block;
  background-color: var(--primary-color);
  color: #fff;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 600;
  transition: background-color 0.3s;
}

.btn-plan:hover {
  background-color: var(--secondary-color);
}

/* Seção de Depoimentos */
.testimonials {
  background-color: #f4f4f4;
  padding: 3rem 1rem;
  text-align: center;
}

.testimonials h2 {
  margin-bottom: 2rem;
  font-size: 2rem;
  color: var(--primary-color);
}

.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.testimonial-card {
  background-color: #fff;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.testimonial-card p {
  font-style: italic;
  margin-bottom: 1rem;
}

.testimonial-card h4 {
  font-weight: 600;
  color: var(--primary-color);
}

/* Seção CTA */
.cta {
  padding: 3rem 1rem;
  text-align: center;
}

.cta h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.cta p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.cta .btn-cta {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: #fff;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
}

/* Responsividade */
@media (max-width: 768px) {
  .banner h1 {
    font-size: 2rem;
  }
  .banner p {
    font-size: 1rem;
  }
}