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

:root {
  --primary: #4A7A7E;
  --primary-light: #6B9FA3;
  --primary-dark: #3A6A6E;
  --accent: #E8F0F1;
  --text-dark: #333333;
  --text-light: #F5F5F5;
  --white: #FFFFFF;
  --border: #D0D0D0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Georgia', serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
}

/* Header e Navegação */
header {
  background-color: var(--white);
  border-bottom: 2px solid var(--primary);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo {
  display: flex;
  align-items: center;
}

.logo a {
  display: block;
  line-height: 0;
}

.logo img {
  display: block;
  height: 136px;
  width: auto;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav a {
  text-decoration: none;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

nav a:hover {
  color: var(--primary-light);
  border-bottom: 2px solid var(--primary-light);
}

nav a.active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--primary);
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--primary);
  margin: 5px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 3rem 2rem;
  text-align: center;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-weight: 300;
  letter-spacing: 2px;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-weight: 300;
  white-space: nowrap;
}

@media (max-width: 768px) {
  .hero p {
    white-space: normal;
  }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Main Content */
main {
  min-height: calc(100vh - 300px);
}

section {
  padding: 4rem 0;
}

section h2 {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  text-align: center;
  font-weight: 400;
  letter-spacing: 1px;
}

section h3 {
  font-size: 1.5rem;
  color: var(--primary);
  margin: 2rem 0 1rem 0;
  font-weight: 400;
}

section p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

/* About Section */
.about-intro {
  background-color: var(--accent);
  padding: 3rem;
  border-left: 4px solid var(--primary);
  margin-bottom: 2rem;
  border-radius: 4px;
}

.about-intro h3 {
  margin-top: 0;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.value-card {
  background-color: var(--accent);
  padding: 2rem;
  border-radius: 4px;
  border-left: 4px solid var(--primary-light);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(74, 122, 126, 0.1);
}

.solutions-flex {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin-top: 2rem;
}

.solutions-cards {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.solutions-image {
  flex: 0 0 auto;
  max-width: 520px;
}

.solutions-image img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.about-commit-flex {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.about-commit-image {
  flex: 0 0 auto;
  max-width: 520px;
  display: flex;
  align-items: flex-start;
  height: fit-content;
}

.about-commit-image img {
  max-width: 100%;
  height: auto;
}


.value-card h4 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.interactive-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.interactive-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(74, 122, 126, 0.1);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.service-card {
  background-color: var(--accent);
  padding: 2rem;
  border-radius: 4px;
  border-top: 4px solid var(--primary);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(74, 122, 126, 0.1);
}

.service-card h3 {
  margin-top: 0;
  color: var(--primary);
}

.service-card ul {
  list-style: none;
  padding-left: 0;
}

.service-card li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.service-card li:before {
  content: "•";
  color: var(--primary-light);
  font-weight: bold;
  position: absolute;
  left: 0;
}

/* Content Images */
.content-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 2rem auto;
  box-shadow: 0 4px 12px rgba(74, 122, 126, 0.15);
  display: block;
}

.content-image-centered {
  text-align: center;
  margin: 2rem 0;
  display: flex;
  justify-content: center;
}

/* Contact Section */
.contact-info {
  background-color: var(--accent);
  padding: 3rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.contact-info h3 {
  margin-top: 0;
  color: var(--primary);
}

.contact-detail {
  margin: 1.5rem 0;
}

.contact-detail strong {
  color: var(--primary);
  display: block;
  margin-bottom: 0.5rem;
}

.contact-detail a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-detail a:hover {
  color: var(--primary-light);
}

.contact-info-flex {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.contact-text {
  flex: 1;
}

.contact-image {
  flex: 0 0 auto;
}

.contact-image img {
  max-width: 520px;
  height: auto;
  border-radius: 8px;
}

/* Footer */
footer {
  background-color: var(--primary);
  color: var(--white);
  padding: 2rem;
  text-align: center;
  margin-top: 4rem;
}

footer p {
  color: var(--white);
  margin: 0;
}

footer a {
  color: var(--text-light);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .logo img {
    height: 110px;
  }

  .header-container {
    padding: 0 1rem;
    justify-content: center;
    position: relative;
  }

  .menu-toggle {
    display: block;
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
  }

  .contact-info-flex {
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-image img {
    max-width: 100%;
  }

  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    border-bottom: 2px solid var(--primary);
    padding: 1rem;
    gap: 0;
  }

  nav ul.active {
    display: flex;
  }

  nav li {
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
  }

  nav li:last-child {
    border-bottom: none;
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  section h2 {
    font-size: 1.8rem;
  }

  section {
    padding: 2rem 0;
  }

  .about-intro,
  .contact-info {
    padding: 2rem;
  }

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

  .value-card {
    padding: 1.5rem;
  }

  .solutions-flex {
    flex-direction: column;
  }

  .solutions-image {
    max-width: 100%;
  }

  /* About page responsive */
  .about-commit-flex {
    flex-direction: column;
  }

  .about-commit-image {
    max-width: 100%;
  }

  /* Services page responsive */
}

@media (max-width: 480px) {
  .logo img {
    height: 100px;
  }

  .header-container {
    justify-content: center;
    position: relative;
  }

  .menu-toggle {
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
  }

  nav ul {
    padding: 0.5rem;
  }

  .hero {
    padding: 2rem 1rem;
    min-height: 150px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  section h2 {
    font-size: 1.5rem;
  }

  .container {
    padding: 0 1rem;
  }

}