:root {
  --primary-color: #3498db;
  --secondary-color: #6c757d;
  --bg-color: #232931;
  --card-bg: #393e46;
  --text-color: #eeeeee;
  --transition: all 0.3s ease;
}

/* Tema claro */
body.light-theme {
  --bg-color: #f5f5f5;
  --text-color: #333333;
  --card-bg: #ffffff;
  --secondary-color: #666666;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: var(--transition);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
}

/* Progress Bar */
.progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--secondary-color);
  z-index: 1000;
}

.progress-bar {
  height: 4px;
  background: var(--primary-color);
  width: 0%;
  transition: var(--transition);
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 3rem;
}

.identity {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.identity {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.avatar {
  width: 100px;
  height: 100px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: bold;
  color: var(--bg-color);
  transition: var(--transition);
}

.avatar:hover {
  transform: scale(1.1);
}

.title h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.neon {
  color: var(--primary-color);
}

.role, .location {
  color: var(--secondary-color);
}

.contact {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.contact a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.contact a:hover {
  transform: translateY(-2px);
}

.cv-download {
  margin-top: 1.5rem;
  text-align: center;
}

.cv-download > div {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.download-cv-button {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: 5px;
}

.download-cv-button i {
  margin-right: 8px;
}

.download-cv-button:hover {
  background: var(--primary-color);
  color: var(--bg-color);
}

.pdf-button-row {
  margin-top: 10px;
}

    .whatsapp-button {
        background-color: #1FAF56; /* Verde um pouco mais escuro */
        border-color: #1FAF56;
        color: white;
    }

    .whatsapp-button:hover {
        background-color: #158C45; /* Tom mais escuro para hover */
        border-color: #158C45;
        color: white;
    }

    .linkedin-button {
        background-color: #0A66C2;
        border-color: #0A66C2;
        color: white;
    }

    .linkedin-button:hover {
        background-color: #004182;
        border-color: #004182;
        color: white;
    }

    .github-button {
        background-color: #6f42c1; /* Roxo */
        border-color: #6f42c1;
        color: white;
    }

    .github-button:hover {
        background-color: #5a32a3; /* Roxo mais escuro para hover */
        border-color: #5a32a3;
        color: white;
    }

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: justify;
  border: 1px solid transparent;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--primary-color);
}

.card.show {
  opacity: 1;
  transform: translateY(0);
}

.card h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  position: relative;
}

.summary p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

.summary p:last-child {
  margin-bottom: 0;
}

.card h2::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 50px;
  height: 3px;
  background: var(--primary-color);
  transition: var(--transition);
}

.card:hover h2::after {
  width: 100px;
}

/* Skills */
.skills ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  list-style: none;
}

.skills li {
  background: var(--bg-color);
  padding: 1rem;
  border-radius: 5px;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--primary-color);
}

.skills li:hover {
  transform: translateY(-5px);
  background: var(--primary-color);
  color: var(--bg-color);
}

.skills li.pulse {
  animation: pulse 0.5s ease-in-out;
}

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

/* Experience */
.job {
  margin-bottom: 2rem;
  padding-left: 1rem;
  border-left: 2px solid var(--primary-color);
  position: relative;
}

.job::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 0;
  width: 8px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 50%;
  transition: var(--transition);
}

.job:hover::before {
  transform: scale(1.5);
}

.job h3 {
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.meta {
  color: var(--secondary-color);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.job ul {
  list-style: none;
}

.job li {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
  transition: var(--transition);
}

.job li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

.job li:hover {
  transform: translateX(5px);
}

/* Footer */
#main-footer {
  text-align: center;
  padding: 2rem 0;
  margin-top: 4rem;
  border-top: 1px solid var(--secondary-color);
  font-size: 0.9rem;
  color: var(--secondary-color);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.social-links a {
  color: var(--primary-color);
  font-size: 1.5rem;
  transition: var(--transition);
}

.social-links a:hover {
  transform: translateY(-3px);
  color: var(--text-color);
}

.fa-heart {
  color: var(--primary-color);
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--primary-color);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: var(--transition);
  z-index: 1000;
}

.theme-toggle:hover {
  transform: scale(1.1);
}

/* Particle Background */
.particle-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

/* Responsividade */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    text-align: center;
  }

  .identity {
    flex-direction: column;
  }

  .contact {
    flex-direction: column;
    align-items: center;
  }

  .skills ul {
    grid-template-columns: 1fr;
  }

  .theme-toggle {
    bottom: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
}

/* Modal styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1001;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.9);
  padding: 20px;
  box-sizing: border-box;
}

.modal-content {
  position: relative;
  margin: 0 auto;
  width: 100%;
  height: 100%;
  max-width: 1400px;
  background-color: var(--bg-color);
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.modal-close {
  position: fixed;
  right: 25px;
  top: 25px;
  color: white;
  font-size: 30px;
  font-weight: bold;
  cursor: pointer;
  z-index: 1002;
  background: rgba(0, 0, 0, 0.6);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.modal-close:hover {
  background: var(--primary-color);
  transform: rotate(90deg);
}

.pdf-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: white;
  border-radius: 8px;
}

.modal iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
  display: block;
}

@media screen and (max-width: 768px) {
  .modal {
    padding: 10px;
  }
  
  .modal-content {
    height: calc(100% - 20px);
  }
  
  .modal-close {
    right: 15px;
    top: 15px;
    width: 35px;
    height: 35px;
    font-size: 24px;
  }
}

/* Print styles */
/* Certificates Grid Section */
.certificates-grid {
  margin: 2rem 0;
}

.certificates-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.certificate-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-color);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-color);
  transition: var(--transition);
}

.certificate-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  color: var(--primary-color);
}

.certificate-item i {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.certificate-item span {
  font-size: 0.9rem;
  font-weight: 500;
}

/* Portfolio Section */
.portfolio {
  margin: 2rem 0;
}

.portfolio-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.portfolio-card {
  background: var(--bg-color);
  border-radius: 12px;
  padding: 1.5rem;
  transition: var(--transition);
  border: 1px solid rgba(52, 152, 219, 0.2);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(52, 152, 219, 0.3);
  border-color: var(--primary-color);
}

.portfolio-card-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.portfolio-card-header i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

.portfolio-card-header h3 {
  font-size: 1.2rem;
  color: var(--text-color);
  margin: 0;
}

.portfolio-description {
  color: var(--secondary-color);
  font-size: 0.9rem;
  line-height: 1.5;
  flex-grow: 1;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 500;
  transition: var(--transition);
  align-self: flex-start;
}

.portfolio-link:hover {
  background: #2980b9;
  transform: translateX(5px);
}

.portfolio-link i {
  font-size: 0.9rem;
}

@media print {
  .theme-toggle,
  .particle-background,
  .progress-container {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  .card {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}

#main-footer p {
  margin-bottom: 0.5rem;
}

#main-footer .footer-small-text {
  font-size: 0.8rem;
  color: var(--secondary-color);
}

#main-footer strong {
  color: var(--primary-color);
}

/* Social Icons in Footer */
.social-icons {
  text-align: center;
  margin-bottom: 1rem;
}

.social-icons a {
  color: var(--secondary-color);
  font-size: 1.8rem; /* Increased size */
  margin: 0 0.75rem; /* Adjusted spacing */
  transition: color 0.3s ease, transform 0.3s ease; /* Added transform transition */
  display: inline-block; /* Ensures transform works correctly */
}

.social-icons a:hover {
  color: var(--primary-color);
  transform: translateY(-3px); /* Adds a subtle lift effect */
}

/* Education Section adjustments */
.education-item h3 {
  transition: transform 0.3s ease;
}

.education-item:hover h3 {
  transform: translateX(5px); /* Move text on hover */
}