:root {
  --bg: #0b0f1a;
  --surface: #161b2a;
  --primary: #00d2ff;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --transition: all 0.4s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.container {
  width: 100%;
  max-width: 1440px; 
  margin: 0 auto;
  padding: 0 3%; 
}
.section {
  padding: 80px 0;
}
.section-title {
  font-size: 2.5rem;
  margin-bottom: 40px;
}
.highlight {
  color: var(--primary);
}

/* Header */
header {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: rgba(11, 15, 26, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
nav {
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
  color: #fff;
}
.logo span {
  color: var(--primary);
}
.nav-menu {
  display: flex;
  list-style: none;
  gap: 30px;
}
.nav-menu a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  transition: 0.3s;
}
.nav-menu a:hover {
  color: var(--primary);
}
.menu-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

/* Hero*/
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  text-align: left;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 30px;
}

.btn {
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  display: inline-block;
}
.btn.primary {
  background: var(--primary);
  color: #000;
  margin-right: 15px;
}
.btn.secondary {
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 210, 255, 0.2);
}

/* Sobre Mim */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
  align-items: flex-start;
}
.about-img .img-box {
  border-radius: 20px;
  overflow: hidden;
  border: 2px solid var(--primary);
  max-width: 350px;
}
.about-img img {
  width: 100%;
  display: block;
  filter: grayscale(20%);
  transition: 0.5s;
}
.about-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
}
.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 30px;
}
.stat-item span {
  font-size: 1.8rem;
  font-weight: 800;
  display: block;
}

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.skill-category {
  background: var(--surface);
  padding: 30px;
  border-radius: 12px;
  border-bottom: 3px solid var(--primary);
}
.skill-category h3 {
  color: var(--primary);
  margin-bottom: 20px;
}
.skill-list {
  list-style: none;
}
.skill-list li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
}
.skill-list i {
  color: var(--primary);
  width: 20px;
  text-align: center;
}

/* Projetos Grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.project-card {
  background: var(--surface);
  border-radius: 15px;
  overflow: hidden;
  transition: var(--transition);

  display: flex;
  flex-direction: column;
}

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

.project-img {
  height: 180px;
  background: #252b3d;
  overflow: hidden;
  display: flex;
}

.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}

.project-card:hover .project-img img {
  transform: scale(1.1);
}

.project-info {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-info h3 {
  margin-bottom: 10px;
}

.project-info p {
  margin-bottom: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.tech-tags {
  margin-top: auto;
  margin-bottom: 15px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tech-tags span {
  background: rgba(0, 210, 255, 0.1);
  color: var(--primary);
  padding: 3px 8px;
  font-size: 0.75rem;
  border-radius: 4px;
}

.project-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-project {
  background: var(--primary);
  color: #000;
  padding: 8px 15px;
  text-decoration: none;
  border-radius: 5px;
  font-size: 0.85rem;
  font-weight: bold;
  transition: 0.3s;
}

.btn-project:hover {
  filter: brightness(1.1);
}

.github-link {
  color: var(--text);
  font-size: 1.3rem;
}

/* Linha do tempo */
.timeline {
  border-left: 2px solid var(--primary);
  padding-left: 30px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.timeline-item {
  position: relative;
  margin-bottom: 50px;
}

.timeline-dot {
  position: absolute;
  left: -39px;
  top: 5px;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
}

.date {
  color: var(--primary);
  font-weight: bold;
  font-size: 0.9rem;
  display: block;
  margin-bottom: 5px;
}

.timeline-content h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.timeline-content p {
  color: var(--text-muted);
}

/* Footer */
.footer {
  background: #070a13;
  padding: 60px 0 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-links ul {
  list-style: none;
}
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  line-height: 2;
}
.social-icons-footer {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}
.social-icons-footer a {
  color: #fff;
  font-size: 1.3rem;
}
.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--surface);
  padding: 40px;
  border-radius: 20px;
  width: 90%;
  max-width: 500px;
  text-align: center;
  position: relative;
  border: 1px solid var(--primary);
}

.close-modal {
  position: absolute;
  right: 20px;
  top: 15px;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-muted);
}

.close-modal:hover {
  color: var(--primary);
}

.modal-links {
  display: grid;
  gap: 15px;
  margin-top: 30px;
}

.modal-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text);
  transition: 0.3s;
}

.modal-item i {
  color: var(--primary);
  font-size: 1.5rem;
}

.modal-item:hover {
  background: var(--primary);
  color: #000;
}

.modal-item:hover i {
  color: #000;
}

/* Responsividade Mobile */
@media (max-width: 992px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    background: var(--surface);
    flex-direction: column;
    text-align: center;
    padding: 40px 0;
    transition: 0.5s;
  }
  .nav-menu.active {
    left: 0;
  }

  .hero {
    min-height: 60vh;
    text-align: center;
  }
  .hero-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .btn {
    width: 100%;
    margin: 0;
  }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-img .img-box {
    margin: 0 auto 20px;
  }
  .about-stats {
    justify-content: center;
  }

  .skills-grid,
  .project-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Scroll Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: 0.8s ease-out;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}