/* ------------------- */
        /* RESET E VARIÁVEIS   */
        /* ------------------- */
        :root {
            --primary-color: #0a2463; /* Azul escuro principal */
            --secondary-color: #3e92cc;
            --accent-color: #00f5d4; /* Ciano vibrante */
            --light-color: #f8f9fa;
            --dark-color: #1a1a1a;
            --text-color: #333;
            --white-color: #ffffff;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--white-color);
            color: var(--text-color);
            line-height: 1.7;
        }

        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        h1, h2, h3 {
            font-family: 'Montserrat', sans-serif;
            color: var(--primary-color);
            font-weight: 700;
        }

        h2 {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 3rem;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        section {
            padding: 6rem 0;
        }

        /* Efeito de fade-in para as seções */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
        }

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

        /* ------------------- */
        /* NAVEGAÇÃO           */
        /* ------------------- */
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 2rem;
            background-color: var(--white-color);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: background-color 0.3s ease;
        }

        .navbar.scrolled {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(5px);
        }

        .nav-logo {
            font-family: 'Montserrat', sans-serif;
            font-weight: 900;
            font-size: 1.5rem;
            color: var(--primary-color);
            text-decoration: none;
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--primary-color);
            font-weight: 600;
            position: relative;
            padding-bottom: 5px;
            transition: color 0.3s ease;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 50%;
            background-color: var(--accent-color);
            transition: all 0.3s ease-in-out;
        }

        .nav-links a:hover {
            color: var(--accent-color);
        }

        .nav-links a:hover::after {
            width: 100%;
            left: 0;
        }
        
        /* Menu Hamburguer para Mobile */
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 2rem;
            color: var(--primary-color);
        }

        /* ------------------- */
        /* HEADER (HERO)       */
        /* ------------------- */
        .hero {
            position: relative;
            height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            background-color: var(--primary-color);
            color: var(--white-color);
            padding: 0 2rem;
            overflow: hidden;
        }
        
        #plexus-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: clamp(2.5rem, 8vw, 5rem);
            font-weight: 900;
            color: var(--white-color);
            margin-bottom: 0.5rem;
            animation: slideInDown 1s ease-out;
        }

        .hero p {
            font-size: clamp(1.2rem, 4vw, 1.8rem);
            font-weight: 400;
            margin-bottom: 2rem;
            animation: slideInUp 1s ease-out;
            min-height: 50px;
        }
        
        #typing-effect::after {
            content: '|';
            animation: blink 1s infinite;
            color: var(--accent-color);
        }

        @keyframes blink {
            50% { opacity: 0; }
        }

        .btn {
            display: inline-block;
            padding: 0.8rem 2.5rem;
            background-color: var(--accent-color);
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 245, 212, 0.4);
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0, 245, 212, 0.6);
            background-color: var(--white-color);
        }

        @keyframes slideInDown {
            from { transform: translateY(-50px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }
        @keyframes slideInUp {
            from { transform: translateY(50px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }


        /* ------------------- */
        /* PROJETOS            */
        /* ------------------- */
        #projects {
            background-color: var(--light-color);
        }
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
        }

        .project-card {
            background-color: var(--white-color);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.4s ease, box-shadow 0.4s ease;
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
        }

        .project-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .project-info {
            padding: 1.5rem;
        }

        .project-info h3 {
            font-size: 1.4rem;
            margin-bottom: 0.5rem;
        }

        .project-info p {
            margin-bottom: 1.5rem;
        }


        /* ------------------- */
        /* SOBRE MIM           */
        /* ------------------- */
        .about-content {
            display: flex;
            align-items: center;
            gap: 4rem;
        }

        .about-img {
            width: 300px;
            height: 300px;
            border-radius: 50%;
            object-fit: cover;
            border: 8px solid var(--primary-color);
            box-shadow: 0 0 30px rgba(10, 36, 99, 0.3);
        }

        .about-text h3 {
            font-size: 1.6rem;
            margin-bottom: 1rem;
        }

        /* ------------------- */
        /* CONTATO             */
        /* ------------------- */
        #contact {
            background-color: var(--light-color);
        }

        .contact-container {
            text-align: center;
        }

        .contact-container p {
            max-width: 600px;
            margin: 0 auto 3rem auto;
            font-size: 1.1rem;
        }

        .social-icons {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .social-icon {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
            color: var(--primary-color);
            transition: all 0.3s ease;
        }
        
        .social-icon .icon-wrapper {
            width: 80px;
            height: 80px;
            background-color: var(--white-color);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 0.5rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
        }

        .social-icon .material-symbols-outlined {
            font-size: 2.5rem;
            transition: transform 0.3s ease;
        }
        
        .social-icon span {
            font-weight: 500;
        }

        .social-icon:hover {
            color: var(--accent-color);
        }
        
        .social-icon:hover .icon-wrapper {
             background-color: var(--primary-color);
             color: var(--white-color);
        }

        .social-icon:hover .material-symbols-outlined {
            transform: scale(1.1);
        }

        /* ------------------- */
        /* FOOTER              */
        /* ------------------- */
        footer {
            background-color: var(--primary-color);
            color: var(--white-color);
            text-align: center;
            padding: 2rem 0;
        }

    /* ------------------- */
    /* RESPONSIVIDADE      */
    /* ------------------- */
    @media (max-width: 768px) {
        h2 {
            font-size: 2rem;
        }

        .nav-links {
            display: none;
            flex-direction: column;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--white-color);
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .nav-links.active {
            display: flex;
        }

        .nav-links li {
            text-align: center;
            padding: 1rem 0;
        }

        .hamburger {
            display: block;
        }

        .about-content {
            flex-direction: column;
            text-align: center;
            gap: 2rem;
        }

        /* ALTERAÇÃO AQUI: Oculta a imagem em telas menores */
        .about-img {
            display: none; 
        }
    }