:root {
      --accent: #c8f230;
      --accent-dark: #a3d400;
      --dark: #0e0e0e;
      --dark-card: #161616;
      --dark-surface: #1c1c1c;
      --dark-border: #2a2a2a;
      --text-muted: #888;
      --radius: 16px;
    }

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

    html { scroll-behavior: smooth; }

    body {
      background: var(--dark);
      color: #e8e8e8;
      font-family: 'DM Sans', sans-serif;
      font-size: 16px;
      line-height: 1.7;
      overflow-x: hidden;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: 'Syne', sans-serif;
      font-weight: 700;
    }

    /* NAVBAR */
    #navbar {
      position: fixed;
      top: 0;
      width: 100%;
      z-index: 1000;
      background: rgba(14,14,14,0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--dark-border);
      transition: background 0.3s;
    }

    .navbar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 32px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .brand-photo {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid var(--accent);
      background: linear-gradient(135deg, var(--accent) 0%, #7fff00 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Syne', sans-serif;
      font-weight: 800;
      font-size: 16px;
      color: var(--dark);
      text-decoration: none;
      flex-shrink: 0;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }

    .nav-links a {
      color: #bbb;
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      padding: 8px 16px;
      border-radius: 100px;
      transition: color 0.2s, background 0.2s;
      letter-spacing: 0.01em;
    }

    .nav-links a:hover { color: #fff; background: var(--dark-surface); }
    .nav-links a.active { color: var(--dark); background: var(--accent); font-weight: 600; }

    .nav-contact-btn {
      color: var(--dark) !important;
      background: var(--accent) !important;
      font-weight: 600 !important;
    }
    .nav-contact-btn:hover { background: var(--accent-dark) !important; }

    .hamburger {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }

    .mobile-menu {
      display: none;
      flex-direction: column;
      gap: 4px;
      padding: 12px 32px 20px;
      border-top: 1px solid var(--dark-border);
    }

    .mobile-menu a {
      color: #bbb;
      text-decoration: none;
      font-size: 15px;
      font-weight: 500;
      padding: 10px 0;
      border-bottom: 1px solid var(--dark-border);
      transition: color 0.2s;
    }

    .mobile-menu a:last-child { border-bottom: none; }
    .mobile-menu a:hover { color: var(--accent); }
    .mobile-menu.open { display: flex; }

    /* SECTIONS */
    section {
      padding-top: 100px;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .section-label {
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 12px;
      display: block;
    }

    .section-title {
      font-size: clamp(2rem, 5vw, 3.5rem);
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 20px;
    }

    .section-sub {
      font-size: 17px;
      color: var(--text-muted);
      max-width: 520px;
      line-height: 1.7;
    }

    /* HOME */
    #home {
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding-top: 80px;
      position: relative;
      overflow: hidden;
    }

    .hero-grid {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
      display: grid;
      grid-template-columns: 1fr 420px;
      gap: 64px;
      align-items: center;
      width: 100%;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--dark-surface);
      border: 1px solid var(--dark-border);
      border-radius: 100px;
      padding: 6px 16px;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 28px;
    }

    .hero-tag span { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; animation: pulse 2s infinite; }

    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.4; }
    }

    .hero-name {
      font-size: clamp(3rem, 7vw, 5.5rem);
      font-weight: 800;
      line-height: 1.0;
      margin-bottom: 8px;
      letter-spacing: -0.02em;
    }

    .hero-name .accent { color: var(--accent); }

    .hero-role {
      font-size: 22px;
      color: var(--text-muted);
      margin-bottom: 28px;
      font-weight: 300;
    }

    .hero-desc {
      font-size: 17px;
      color: #aaa;
      line-height: 1.8;
      margin-bottom: 40px;
      max-width: 500px;
    }

    .hero-ctas {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn-primary-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: var(--dark);
      padding: 14px 28px;
      border-radius: 100px;
      font-weight: 700;
      font-family: 'Syne', sans-serif;
      font-size: 15px;
      text-decoration: none;
      transition: background 0.2s, transform 0.15s;
      border: none;
      cursor: pointer;
    }

    .btn-primary-custom:hover { background: var(--accent-dark); color: var(--dark); transform: translateY(-2px); }

    .btn-outline-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: #e8e8e8;
      padding: 14px 28px;
      border-radius: 100px;
      font-weight: 500;
      font-size: 15px;
      text-decoration: none;
      border: 1px solid var(--dark-border);
      transition: border-color 0.2s, background 0.2s, transform 0.15s;
    }

    .btn-outline-custom:hover { border-color: var(--accent); background: rgba(200,242,48,0.06); color: #fff; transform: translateY(-2px); }

    .hero-stats {
      display: flex;
      gap: 32px;
      margin-top: 48px;
    }

    .stat-item { }
    .stat-num { font-family: 'Syne', sans-serif; font-size: 32px; font-weight: 800; color: #fff; line-height: 1; }
    .stat-num span { color: var(--accent); }
    .stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

    .hero-right { position: relative; }

    .hero-image-wrap {
      position: relative;
      width: 100%;
      aspect-ratio: 3/4;
      border-radius: 24px;
      overflow: hidden;
      background: var(--dark-surface);
      border: 1px solid var(--dark-border);
    }

    .hero-image-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .hero-image-placeholder {
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 12px;
      color: var(--text-muted);
      background: linear-gradient(145deg, #1c1c1c 0%, #111 100%);
    }

    .hero-image-placeholder i { font-size: 48px; color: var(--dark-border); }
    .hero-image-placeholder p { font-size: 14px; }

    .hero-badge {
      position: absolute;
      bottom: 24px;
      left: -20px;
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 14px;
      padding: 14px 18px;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .hero-badge-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 18px; }
    .hero-badge-text { font-size: 11px; color: var(--text-muted); }
    .hero-badge-val { font-family: 'Syne', sans-serif; font-size: 15px; font-weight: 700; color: #fff; }

    .bg-grid {
      position: absolute;
      inset: 0;
      background-image: linear-gradient(rgba(200,242,48,0.03) 1px, transparent 1px),
                        linear-gradient(90deg, rgba(200,242,48,0.03) 1px, transparent 1px);
      background-size: 60px 60px;
      pointer-events: none;
    }

    .bg-glow {
      position: absolute;
      width: 600px;
      height: 600px;
      border-radius: 50%;
      background: radial-gradient(ellipse, rgba(200,242,48,0.06) 0%, transparent 70%);
      top: -200px;
      right: -100px;
      pointer-events: none;
    }

    /* PROJECTS */
    #projetos {
      background: var(--dark);
    }

    .projects-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
      margin-top: 48px;
    }

    .project-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      overflow: hidden;
      transition: transform 0.25s, border-color 0.25s;
      cursor: pointer;
    }

    .project-card:hover { transform: translateY(-6px); border-color: rgba(200,242,48,0.4); }

    .project-thumb {
      aspect-ratio: 16/9;
      background: var(--dark-surface);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 48px;
      color: var(--dark-border);
      position: relative;
      overflow: hidden;
    }

    .project-thumb::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, var(--dark-card) 0%, transparent 60%);
    }

    .project-num {
      position: absolute;
      top: 16px;
      right: 16px;
      font-family: 'Syne', sans-serif;
      font-size: 12px;
      font-weight: 700;
      background: rgba(0,0,0,0.6);
      border-radius: 100px;
      padding: 4px 12px;
      color: var(--text-muted);
      z-index: 1;
    }

    .project-body { padding: 24px; }

    .project-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }

    .tag {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.05em;
      padding: 4px 10px;
      border-radius: 100px;
      background: rgba(200,242,48,0.1);
      color: var(--accent);
      border: 1px solid rgba(200,242,48,0.2);
    }

    .project-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; color: #fff; }
    .project-desc { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 20px; }

    .project-links { display: flex; gap: 12px; }

    .project-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: var(--accent);
      text-decoration: none;
      transition: opacity 0.2s;
    }

    .project-link:hover { opacity: 0.7; color: var(--accent); }
    .project-link.ghost { color: var(--text-muted); }
    .project-link.ghost:hover { color: #fff; }

    /* SERVICES */
    #servicos { background: var(--dark); }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 20px;
      margin-top: 48px;
    }

    .service-card {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      padding: 32px 28px;
      transition: transform 0.25s, border-color 0.25s, background 0.25s;
    }

    .service-card:hover {
      transform: translateY(-4px);
      border-color: rgba(200,242,48,0.3);
      background: var(--dark-surface);
    }

    .service-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: rgba(200,242,48,0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--accent);
      margin-bottom: 20px;
    }

    .service-title { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 10px; }
    .service-desc { font-size: 14px; color: var(--text-muted); line-height: 1.65; }

    /* DIPLOMAS */
    #diplomas { background: var(--dark); }

    .diplomas-list { display: flex; flex-direction: column; gap: 16px; margin-top: 48px; }

    .diploma-item {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 16px;
      padding: 24px 28px;
      display: flex;
      align-items: center;
      gap: 24px;
      transition: border-color 0.25s, transform 0.25s;
    }

    .diploma-item:hover { border-color: rgba(200,242,48,0.3); transform: translateX(6px); }

    .diploma-icon {
      width: 56px;
      height: 56px;
      border-radius: 14px;
      background: rgba(200,242,48,0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      color: var(--accent);
      flex-shrink: 0;
    }

    .diploma-info { flex: 1; }
    .diploma-course { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 4px; }
    .diploma-institution { font-size: 14px; color: var(--text-muted); }

    .diploma-year {
      font-family: 'Syne', sans-serif;
      font-size: 13px;
      font-weight: 700;
      color: var(--accent);
      background: rgba(200,242,48,0.1);
      border-radius: 100px;
      padding: 5px 14px;
      white-space: nowrap;
    }

    /* CONTACT */
    #contato {
      min-height: auto;
      padding-bottom: 80px;
    }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: start;
      margin-top: 48px;
    }

    .contact-info-item {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 20px;
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 14px;
      margin-bottom: 16px;
      transition: border-color 0.25s;
    }

    .contact-info-item:hover { border-color: rgba(200,242,48,0.3); }

    .contact-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: rgba(200,242,48,0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: var(--accent);
      flex-shrink: 0;
    }

    .contact-label { font-size: 12px; color: var(--text-muted); margin-bottom: 2px; }
    .contact-value { font-size: 15px; font-weight: 500; color: #fff; }

    .contact-form {
      background: var(--dark-card);
      border: 1px solid var(--dark-border);
      border-radius: 20px;
      padding: 36px;
    }

    .form-group { margin-bottom: 20px; }
    .form-label { font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; display: block; letter-spacing: 0.04em; }

    .form-control-custom {
      width: 100%;
      background: var(--dark-surface);
      border: 1px solid var(--dark-border);
      border-radius: 12px;
      padding: 12px 16px;
      color: #e8e8e8;
      font-family: 'DM Sans', sans-serif;
      font-size: 15px;
      transition: border-color 0.2s;
      outline: none;
      resize: vertical;
    }

    .form-control-custom:focus { border-color: var(--accent); }
    .form-control-custom::placeholder { color: #444; }

    /* FOOTER */
    footer {
      background: var(--dark-card);
      border-top: 1px solid var(--dark-border);
      padding: 60px 32px 32px;
    }

    .footer-inner {
      max-width: 1200px;
      margin: 0 auto;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid var(--dark-border);
    }

    .footer-brand-name { font-family: 'Syne', sans-serif; font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 12px; }
    .footer-brand-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 24px; }

    .footer-socials { display: flex; gap: 12px; }

    .social-link {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: var(--dark-surface);
      border: 1px solid var(--dark-border);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text-muted);
      text-decoration: none;
      font-size: 18px;
      transition: color 0.2s, border-color 0.2s, background 0.2s;
    }

    .social-link:hover { color: var(--accent); border-color: rgba(200,242,48,0.4); background: rgba(200,242,48,0.08); }

    .footer-col-title { font-family: 'Syne', sans-serif; font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 20px; letter-spacing: 0.04em; }

    .footer-links { list-style: none; }
    .footer-links li { margin-bottom: 12px; }
    .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 14px; transition: color 0.2s; }
    .footer-links a:hover { color: var(--accent); }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 32px;
      gap: 16px;
      flex-wrap: wrap;
    }

    .footer-copy { font-size: 13px; color: var(--text-muted); }
    .footer-copy strong { color: var(--accent); }

    .footer-made { font-size: 13px; color: var(--text-muted); }

    /* CONTAINER */
    .container-custom { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

    /* SCROLL ANIMATIONS */
    .fade-up {
      opacity: 0;
      transform: translateY(32px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .fade-up.visible { opacity: 1; transform: translateY(0); }

    /* RESPONSIVE */
    @media (max-width: 900px) {
      .hero-grid { grid-template-columns: 1fr; gap: 48px; }
      .hero-right { max-width: 360px; margin: 0 auto; }
      .hero-badge { left: 0; }
      .contact-grid { grid-template-columns: 1fr; }
      .footer-top { grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 640px) {
      .navbar-inner { padding: 14px 20px; }
      .nav-links { display: none; }
      .hamburger { display: block; }
      .container-custom { padding: 0 20px; }
      .hero-grid { padding: 0 20px; }
      .hero-stats { gap: 20px; flex-wrap: wrap; }
      .footer-top { grid-template-columns: 1fr; }
      .footer-bottom { flex-direction: column; text-align: center; }
    }

    /* DIVIDER */
    .divider { border: none; border-top: 1px solid var(--dark-border); margin: 0; }