/* --- VARIÁVEIS E RESET --- */
        :root {
            --primary-color: #0056b3; /* Azul baseado no logo */
            --primary-dark: #003d80;
            --accent-color: #00a8e8;
            --text-dark: #1e293b;
            --text-light: #64748b;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --gradient: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
            --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', sans-serif;
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul { list-style: none; }
        img { max-width: 100%; display: block; }

        /* --- UTILITÁRIOS --- */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-padding {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-dark);
            margin-bottom: 10px;
            font-weight: 800;
        }

        .section-title p {
            color: var(--text-light);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: var(--transition);
        }

        .btn-primary {
            background: var(--gradient);
            color: white;
            box-shadow: 0 4px 15px rgba(0, 86, 179, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 86, 179, 0.4);
        }

        .btn-outline {
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
            background: transparent;
        }

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

        /* --- HEADER & NAV --- */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            height: 80px;
            display: flex;
            align-items: center;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }

        .logo {
            height: 50px; /* Ajuste conforme necessário */
        }
        
        /* Tratamento específico para o logo da URL fornecida */
        .logo-img {
            height: 100%;
            width: auto;
            object-fit: contain;
        }

        .nav-links {
            display: flex;
            gap: 30px;
        }

        .nav-links a {
            font-weight: 500;
            color: var(--text-dark);
            position: relative;
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--primary-color);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: var(--primary-color);
            transition: var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
        }

        /* --- HERO SECTION --- */
        .hero {
            padding-top: 160px;
            padding-bottom: 100px;
            background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
            /*background-image: url('../img/background.png') no-repeat;*/
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            align-items: center;
            gap: 50px;
        }

        .hero-text h1 {
            font-size: 3.5rem;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .hero-text span {
            color: var(--primary-color);
        }

        .hero-text p {
            font-size: 1.125rem;
            color: var(--text-light);
            margin-bottom: 30px;
            max-width: 500px;
        }

        .hero-image {
            position: relative;
            display: flex;
            justify-content: center;
        }

        /* Animação suave da imagem do logo */
        .hero-logo-float {
            animation: float 6s ease-in-out infinite;
            max-width: 80%;
            filter: drop-shadow(0 20px 40px rgba(0,86,179,0.2));
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }

        /* --- SERVICES SECTION --- */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--bg-white);
            padding: 40px 30px;
            border-radius: 20px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-10px);
            border-color: rgba(0, 86, 179, 0.1);
        }

        .service-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            display: inline-block;
            background: #e6f0fa;
            width: 80px;
            height: 80px;
            line-height: 80px;
            border-radius: 50%;
        }

        .service-card h3 {
            margin-bottom: 15px;
            font-size: 1.25rem;
        }

        .service-card p {
            color: var(--text-light);
            font-size: 0.95rem;
        }

        /* --- TECH STACK / SKILLS (Categorized Tags) --- */
        .tech-section {
            background-color: var(--bg-white);
        }

        .tech-category {
            margin-bottom: 40px;
        }

        .tech-category h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .tech-category h3 i {
            font-size: 1rem;
            opacity: 0.7;
        }

        .tech-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tech-tag {
            background: var(--bg-light);
            border: 1px solid #e2e8f0;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--text-dark);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: default;
        }

        .tech-tag:hover {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
            transform: scale(1.05);
        }

        /* --- PORTFOLIO --- */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .portfolio-item {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
            group: cursor;
        }

        .portfolio-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .portfolio-overlay {
            position: absolute;
            bottom: -100%;
            left: 0;
            width: 100%;
            padding: 20px;
            background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
            color: white;
            transition: bottom 0.3s ease;
        }

        .portfolio-item:hover img {
            transform: scale(1.1);
        }

        .portfolio-item:hover .portfolio-overlay {
            bottom: 0;
        }

        /* --- CONTACT SECTION --- */
        .contact-section {
            background: var(--gradient);
            color: white;
        }
        
        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            background: white;
            border-radius: 20px;
            padding: 50px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.2);
            color: var(--text-dark);
        }

        .contact-info h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--primary-dark);
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 20px;
        }

        .contact-item i {
            color: var(--primary-color);
            font-size: 1.2rem;
            margin-top: 5px;
        }

        .form-group {
            margin-bottom: 20px;
            position: relative;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
            outline: none;
        }

        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 4px rgba(0, 86, 179, 0.1);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 120px;
        }

        /* --- FOOTER --- */
        footer {
            background-color: #0f172a;
            color: #94a3b8;
            padding: 60px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 2fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid #1e293b;
        }

        .footer-brand img {
            height: 40px;
            margin-bottom: 15px;
            filter: brightness(0) invert(1); /* Deixar logo branco */
        }

        .footer-links h4 {
            color: white;
            margin-bottom: 20px;
        }

        .footer-links ul {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .footer-social {
            display: flex;
            justify-content: flex-end;
            gap: 15px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary-color);
        }

        .copyright {
            text-align: center;
            font-size: 0.9rem;
        }

        /* --- TOAST NOTIFICATION --- */
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: white;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            gap: 15px;
            transform: translateX(150%);
            transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            z-index: 2000;
            border-left: 5px solid var(--primary-color);
        }

        .toast.show {
            transform: translateX(0);
        }

        .toast i {
            font-size: 1.5rem;
            color: #10b981; /* Success Green */
        }

        .toast-content h4 {
            color: var(--text-dark);
            margin-bottom: 2px;
        }
        
        .toast-content p {
            font-size: 0.9rem;
            color: var(--text-light);
        }

        /* --- LOADING SPINNER --- */
        .spinner {
            display: none;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255,255,255,0.3);
            border-radius: 50%;
            border-top-color: white;
            animation: spin 1s ease-in-out infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* --- SCROLL REVEAL --- */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }
        
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        /* --- RESPONSIVE --- */
        @media (max-width: 992px) {
            .hero-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hero-text h1 { font-size: 2.5rem; }
            .hero-text p { margin: 0 auto 30px; }
            
            .contact-container {
                grid-template-columns: 1fr;
                padding: 30px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .footer-social { justify-content: center; }
            .footer-links ul { justify-content: center; }
            .footer-brand img { margin: 0 auto 15px; }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: absolute;
                top: 80px;
                right: -100%;
                width: 100%;
                background: white;
                flex-direction: column;
                align-items: center;
                padding: 40px 0;
                box-shadow: 0 10px 10px rgba(0,0,0,0.05);
                transition: 0.4s;
            }

            .nav-links.active {
                right: 0;
            }

            .mobile-menu-btn {
                display: block;
            }

            .section-title h2 { font-size: 2rem; }
        }