/* Reset e Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Cores Clean Light Minimal */
  --primary: #2563EB;
  --secondary: #7DD3FC;
  --background: #F8FAFC;
  --foreground: #1E293B;
  --card: #FFFFFF;
  --accent: #FACC15;
  --border: #E2E8F0;
  --muted: #F1F5F9;
  --muted-foreground: #64748B;
  
  /* Sombras */
  --shadow-soft: 0 2px 8px rgba(37, 99, 235, 0.08);
  --shadow-medium: 0 4px 16px rgba(37, 99, 235, 0.12);
  
  /* Transições */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--foreground);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Seções */
section {
  padding: 5rem 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--foreground);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--background);
}

.hero-decoration {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
  opacity: 0.15;
  pointer-events: none;
  border-radius: 50%;
}

.hero-content {
  text-align: center;
  z-index: 1;
  animation: fadeInUp 0.8s ease-out;
}

.avatar {
  margin: 0 auto 2rem;
  width: 120px;
  height: 120px;
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  box-shadow: var(--shadow-medium);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--muted-foreground);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0.5rem;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background: #1D4ED8;
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

/* About Section */
.about {
  background: var(--card);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--muted-foreground);
}

.about-content p {
  margin-bottom: 1.5rem;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.skill-card {
  background: var(--card);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.skill-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.skill-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.skill-description {
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* Experience Section */
.experience {
  background: var(--card);
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.experience-card {
  background: var(--background);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.experience-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.experience-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.experience-description {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.experience-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--card);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.project-description {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.project-status {
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}

.project-link {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: var(--transition);
}

.project-link:hover {
  color: #1D4ED8;
  transform: translateX(4px);
}

/* Tags */
.tag {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background: var(--muted);
  color: var(--muted-foreground);
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Contact Section */
.contact {
  background: var(--card);
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-text {
  font-size: 1.25rem;
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

.contact-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  background: var(--background);
}

.footer-text {
  text-align: center;
  color: var(--muted-foreground);
}

.footer-highlight {
  color: var(--primary);
  font-weight: 600;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .skills-grid,
  .experience-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-buttons,
  .contact-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  section {
    padding: 3rem 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}