* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      transition: background-color 0.3s, color 0.3s, border-color 0.3s;
    }
    
    html, body {
      margin: 0;
      padding: 0;
      scroll-behavior: smooth;
    }
    
    body {
      background: #0a0a0a;
      color: #fff;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 10% 20%, rgba(30, 144, 255, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(30, 144, 255, 0.05) 0%, transparent 20%);
      line-height: 1.6;
    }

    /* Header minimalista */
    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 70px;
      display: flex;
      align-items: center;
      z-index: 1000;
      background: rgba(10, 10, 10, 0.2);
      backdrop-filter: blur(10px);
      transition: all 0.4s ease;
      padding: 0 20px;
    }
    
    header.solid {
      background: rgba(10, 10, 10, 0.95);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
      height: 60px;
    }
    
    .container {
      max-width: 1400px;
      width: 100%;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0 30px;
    }
    
    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    
    .logo-text {
      font-size: 24px;
      font-weight: 700;
      letter-spacing: 1.5px;
      position: relative;
      text-transform: uppercase;
      background: linear-gradient(to right, #ffffff, #1e90ff);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    
    .logo-text::after {
      content: '';
      position: absolute;
      bottom: -5px;
      left: 0;
      width: 0;
      height: 3px;
      background: #1e90ff;
      border-radius: 2px;
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
    }
    
    header.solid .logo-text::after {
      width: 100%;
      transform: scaleX(1);
      box-shadow: 0 0 15px rgba(30, 144, 255, 0.6);
    }
    
    .menu-centralizado {
      display: flex;
      justify-content: center;
      flex: 1;
    }
    
    nav ul {
      list-style: none;
      display: flex;
      gap: 35px;
      margin: 0;
      padding: 0;
    }
    
    nav ul li a {
      color: rgba(255, 255, 255, 0.85);
      text-decoration: none;
      font-weight: 500;
      font-size: 1rem;
      position: relative;
      transition: color 0.3s;
      letter-spacing: 0.5px;
      text-transform: uppercase;
      padding: 5px 0;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    
    nav ul li a i {
      font-size: 0.9rem;
    }
    
    nav ul li a:hover {
      color: #fff;
    }
    
    nav ul li a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: #1e90ff;
      transition: width 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
    }
    
    nav ul li a:hover::after {
      width: 100%;
    }
    
    .mobile-menu-btn {
      display: none;
      background: transparent;
      border: none;
      color: white;
      font-size: 1.7rem;
      cursor: pointer;
      margin-left: 15px;
      z-index: 1001;
      position: absolute;
      right: 20px;
    }
    
    /* Hero section para perfil */
    .hero-profile {
      height: 80vh;
      position: relative;
      overflow: hidden;
      margin-top: 70px;
      background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
                  url('https://images.unsplash.com/photo-1555066931-4365d14bab8c?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 40px;
    }
    
    .profile-content {
      max-width: 800px;
      margin: 0 auto;
    }
    
    .profile-pic {
      width: 180px;
      height: 180px;
      border-radius: 50%;
      object-fit: cover;
      margin: 0 auto 30px;
      border: 4px solid #1e90ff;
      box-shadow: 0 0 30px rgba(30, 144, 255, 0.5);
    }
    
    .profile-content h1 {
      font-size: 3.5rem;
      margin-bottom: 15px;
      line-height: 1.2;
      text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    }
    
    .profile-content h2 {
      font-size: 1.8rem;
      color: #1e90ff;
      margin-bottom: 25px;
      font-weight: 400;
    }
    
    .profile-content p {
      font-size: 1.2rem;
      color: #ddd;
      max-width: 600px;
      margin: 0 auto;
      line-height: 1.6;
    }
    
    .social-links {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }
    
    .social-links a {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 1.3rem;
      transition: all 0.3s ease;
    }
    
    .social-links a:hover {
      background: #1e90ff;
      transform: translateY(-5px);
    }
    
    /* Seções */
    .section {
      padding: 80px 0;
    }
    
    .section-title {
      text-align: center;
      margin-bottom: 60px;
    }
    
    .section-title h2 {
      font-size: 2.5rem;
      color: #fff;
      margin-bottom: 15px;
      position: relative;
      display: inline-block;
    }
    
    .section-title h2::after {
      content: '';
      position: absolute;
      bottom: -10px;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background: #1e90ff;
      border-radius: 2px;
    }
    
    .section-title p {
      color: #aaa;
      font-size: 1.1rem;
      max-width: 600px;
      margin: 0 auto;
    }
    
    /* Timeline */
    .timeline {
      position: relative;
      max-width: 1200px;
      margin: 0 auto;
      padding: 40px 0;
    }
    
    .timeline::after {
      content: '';
      position: absolute;
      width: 6px;
      background: #1e90ff;
      top: 0;
      bottom: 0;
      left: 50%;
      margin-left: -3px;
      border-radius: 10px;
    }
    
    .timeline-item {
      padding: 10px 40px;
      position: relative;
      width: 50%;
      box-sizing: border-box;
    }
    
    .timeline-item:nth-child(odd) {
      left: 0;
    }
    
    .timeline-item:nth-child(even) {
      left: 50%;
    }
    
    .timeline-item::after {
      content: '';
      position: absolute;
      width: 25px;
      height: 25px;
      background: #0a0a0a;
      border: 4px solid #1e90ff;
      border-radius: 50%;
      top: 20px;
      z-index: 1;
      box-shadow: 0 0 10px rgba(30, 144, 255, 0.5);
    }
    
    .timeline-item:nth-child(odd)::after {
      right: -13px;
    }
    
    .timeline-item:nth-child(even)::after {
      left: -13px;
    }
    
    .timeline-content {
      padding: 20px 30px;
      background: rgba(30, 30, 30, 0.7);
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      position: relative;
      transition: all 0.3s ease;
    }
    
    .timeline-content:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    }
    
    .timeline-date {
      color: #1e90ff;
      font-weight: 600;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    
    .timeline-content h3 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      color: #fff;
    }
    
    .timeline-content p {
      color: #ddd;
      line-height: 1.6;
      margin-bottom: 15px;
    }
    
    .timeline-content ul {
      padding-left: 20px;
      margin-bottom: 15px;
      color: #ddd;
    }
    
    .timeline-content ul li {
      margin-bottom: 8px;
    }
    
    .timeline-tag {
      display: inline-block;
      background: rgba(30, 144, 255, 0.2);
      color: #1e90ff;
      padding: 5px 15px;
      border-radius: 20px;
      font-size: 0.9rem;
      margin-top: 15px;
    }
    
    /* Skills */
    .skills-container {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 30px;
    }
    
    .skill-category {
      background: rgba(30, 30, 30, 0.7);
      border-radius: 10px;
      padding: 30px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }
    
    .skill-category h3 {
      font-size: 1.5rem;
      margin-bottom: 25px;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    
    .skill-item {
      margin-bottom: 25px;
    }
    
    .skill-info {
      display: flex;
      justify-content: space-between;
      margin-bottom: 8px;
    }
    
    .skill-name {
      font-weight: 500;
      color: #ddd;
    }
    
    .skill-percent {
      color: #1e90ff;
    }
    
    .skill-bar {
      height: 10px;
      background: rgba(255, 255, 255, 0.1);
      border-radius: 10px;
      overflow: hidden;
    }
    
    .skill-progress {
      height: 100%;
      background: #1e90ff;
      border-radius: 10px;
      position: relative;
      width: 0;
      transition: width 1s ease-in-out;
    }
    
    /* Certificados */
    .certificates-container {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
      gap: 30px;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 30px;
    }
    
    .certificate-card {
      background: rgba(30, 30, 30, 0.7);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      transition: all 0.3s ease;
    }
    
    .certificate-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    }
    
    .certificate-img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }
    
    .certificate-content {
      padding: 25px;
    }
    
    .certificate-content h3 {
      font-size: 1.3rem;
      margin-bottom: 15px;
      color: #fff;
    }
    
    .certificate-content p {
      color: #ddd;
      margin-bottom: 20px;
      line-height: 1.6;
    }
    
    .certificate-date {
      color: #1e90ff;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 15px;
    }
    
    .certificate-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #1e90ff;
      text-decoration: none;
      font-weight: 500;
      transition: all 0.3s ease;
    }
    
    .certificate-link:hover {
      gap: 12px;
    }
    
    /* Contato */
    .contact-container {
      max-width: 800px;
      margin: 0 auto;
      padding: 0 30px;
    }
    
    .contact-info {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
      gap: 30px;
      margin-bottom: 50px;
    }
    
    .contact-item {
      display: flex;
      align-items: center;
      gap: 15px;
      background: rgba(30, 30, 30, 0.7);
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }
    
    .contact-icon {
      width: 50px;
      height: 50px;
      background: rgba(30, 144, 255, 0.2);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      color: #1e90ff;
    }
    
    .contact-details h4 {
      font-size: 1.1rem;
      margin-bottom: 5px;
      color: #fff;
    }
    
    .contact-details p {
      color: #ddd;
    }
    
    .contact-form {
      background: rgba(30, 30, 30, 0.7);
      padding: 40px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }
    
    .form-group {
      margin-bottom: 25px;
    }
    
    .form-group label {
      display: block;
      margin-bottom: 8px;
      color: #ddd;
    }
    
    .form-control {
      width: 100%;
      padding: 15px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 5px;
      color: #fff;
      font-size: 1rem;
    }
    
    .form-control:focus {
      outline: none;
      border-color: #1e90ff;
    }
    
    textarea.form-control {
      min-height: 150px;
      resize: vertical;
    }
    
    .btn {
      display: inline-block;
      padding: 15px 30px;
      background: #1e90ff;
      color: white;
      border: none;
      border-radius: 5px;
      font-size: 1rem;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.3s ease;
    }
    
    .btn:hover {
      background: #0066cc;
      transform: translateY(-2px);
      box-shadow: 0 5px 15px rgba(30, 144, 255, 0.3);
    }
    
    /* Footer */
    footer {
      background: linear-gradient(to top, #0a0a0a, #000);
      color: white;
      padding: 70px 20px 25px;
      text-align: center;
      position: relative;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 80px;
    }
    
    .footer-content {
      max-width: 700px;
      margin: 0 auto;
    }
    
    .footer-content h4 {
      font-size: 2.3rem;
      margin: 0 0 20px;
      letter-spacing: 1px;
      background: linear-gradient(to right, #ffffff, #1e90ff);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    
    .footer-content p {
      margin: 0;
      font-size: 1.05rem;
      line-height: 1.7;
      color: #aaa;
    }
    
    .copyright {
      margin-top: 40px;
      font-size: 0.9rem;
      color: #777;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,0.05);
    }
    
    /* Botão Voltar ao Topo */
    .back-to-top {
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 50px;
      height: 50px;
      background: rgba(30, 144, 255, 0.8);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 1.3rem;
      cursor: pointer;
      transition: all 0.3s;
      opacity: 0;
      transform: translateY(20px);
      z-index: 999;
      box-shadow: 0 5px 15px rgba(0,0,0,0.3);
      border: none;
    }
    
    .back-to-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    
    .back-to-top:hover {
      background: #0066cc;
      transform: translateY(-3px);
    }
    
    /* Responsividade */
    @media (max-width: 992px) {
      .timeline::after {
        left: 31px;
      }
      
      .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
      }
      
      .timeline-item:nth-child(even) {
        left: 0;
      }
      
      .timeline-item:nth-child(odd)::after,
      .timeline-item:nth-child(even)::after {
        left: 18px;
      }
    }
    
    @media (max-width: 768px) {
      .hero-profile h1 {
        font-size: 2.5rem;
      }
      
      .hero-profile h2 {
        font-size: 1.5rem;
      }
      
      .profile-pic {
        width: 150px;
        height: 150px;
      }
      
      .section-title h2 {
        font-size: 2rem;
      }
      
      .skills-container,
      .certificates-container {
        grid-template-columns: 1fr;
      }
      
      .contact-info {
        grid-template-columns: 1fr;
      }
    }
    
    @media (max-width: 700px) {
      .menu-centralizado {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(10, 10, 10, 0.97);
        backdrop-filter: blur(10px);
        padding: 100px 0;
        transform: translateX(-100%);
        transition: transform 0.4s;
        z-index: 999;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
      }
      
      .menu-centralizado.active {
        transform: translateX(0);
      }
      
      nav ul {
        flex-direction: column;
        gap: 25px;
        text-align: center;
        width: 100%;
      }
      
      nav ul li a {
        font-size: 1.2rem;
        justify-content: center;
        padding: 12px 20px;
        border-radius: 8px;
        transition: all 0.3s;
      }
      
      nav ul li a:hover {
        background: rgba(30, 144, 255, 0.1);
        transform: translateX(5px);
      }
      
      nav ul li a i {
        font-size: 1.1rem;
        width: 25px;
      }
      
      .mobile-menu-btn {
        display: block;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
      }
      
      .hero-profile {
        padding: 20px;
        height: auto;
        min-height: 100vh;
      }
    }
    
    @media (max-width: 480px) {
      header {
        height: 65px;
      }
      
      .container {
        padding: 0 15px;
      }
      
      .logo-text {
        font-size: 20px;
      }
      
      .profile-content h1 {
        font-size: 2rem;
      }
      
      .profile-content h2 {
        font-size: 1.2rem;
      }
      
      .profile-content p {
        font-size: 1rem;
      }
      
      .contact-form {
        padding: 25px;
      }
    }