:root {
            --primary-color: #0097e6;
            --secondary-color: #00a8ff;
            --dark-color: #111;
            --light-color: #f4f4f4;
            --success-color: #5cb85c;
            --error-color: #d9534f;
        }


        

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            background-color: #f8f9fa;
            color: #333;
            overflow-x: hidden;
        }

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

        /* Navigation */
        .navbar {
            background-color: var(--dark-color);
            padding: 15px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            background-color: rgba(17, 17, 17, 0.95);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
        }

        .navbar-logo img {
            height: 40px;
            margin-right: 10px;
        }

        .navbar-logo h1 {
            color: var(--primary-color);
            font-size: 1.8rem;
            font-weight: 600;
        }

        .navbar-logo span {
            color: var(--light-color);
        }

        .navbar-links {
            display: flex;
        }

        .navbar-links li {
            list-style: none;
            position: relative;
            margin-left: 20px;
        }

        .navbar-links a {
            color: var(--light-color);
            text-decoration: none;
            font-size: 1.1rem;
            padding: 5px 10px;
            transition: all 0.3s ease;
            position: relative;
        }

        .navbar-links a:hover {
            color: var(--primary-color);
        }

        .navbar-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            bottom: 0;
            left: 0;
            transition: width 0.3s ease;
        }

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

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

        /* Hero Section */
        #hero {
            height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('/api/placeholder/1200/800') no-repeat center center/cover;
            color: var(--light-color);
            position: relative;
            overflow: hidden;
        }

        .hero-particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
        }

        .particle {
            position: absolute;
            display: block;
            width: 6px;
            height: 6px;
            background: var(--primary-color);
            border-radius: 50%;
            animation: particles 15s linear infinite;
        }

        @keyframes particles {
            0% {
                transform: translateY(0) rotate(0deg);
                opacity: 1;
                border-radius: 0;
            }
            100% {
                transform: translateY(-1000px) rotate(720deg);
                opacity: 0;
                border-radius: 50%;
            }
        }

        .hero-content {
            z-index: 2;
            text-align: center;
            padding: 0 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            animation: fadeIn 1s ease-in-out;
        }

        .hero-content p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            animation: fadeIn 1.5s ease-in-out;
        }

        .typed-text {
            color: var(--primary-color);
            font-weight: bold;
        }

        .hero-cta {
            display: flex;
            justify-content: center;
            gap: 20px;
            animation: fadeIn 2s ease-in-out;
        }

        .btn {
            
            display: inline-block;
            padding: 12px 30px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            text-decoration: none;
            font-size: 1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
            
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: #fff;
        }

        .btn-outline {
            background-color: transparent;
            color: var(--light-color);
            border: 2px solid var(--light-color);
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 151, 230, 0.4);
        }


        .btn-outline:hover {
            background-color: var(--light-color);
            color: var(--dark-color);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2);
        }

        
        /* Sobre Section */
        #sobre {
            padding: 100px 0;
            background-color: #fff;
        }

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

        .section-header h2 {
            font-size: 2.5rem;
            color: var(--dark-color);
            position: relative;
            display: inline-block;
            margin-bottom: 15px;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            height: 3px;
            width: 60px;
            background-color: var(--primary-color);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-header p {
            color: #ffffff;
            font-size: 1.1rem;
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 60px;
        }

        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            position: relative;
        }

        .about-image::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            top: -20px;
            left: -20px;
            border: 3px solid var(--primary-color);
            border-radius: 10px;
            z-index: -1;
        }

        .about-image img {
            width: 100%;
            display: block;
            transition: transform 0.5s ease;
        }

        .about-image:hover img {
            transform: scale(1.05);
        }

        .about-text {
            flex: 1;
        }

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--dark-color);
        }

        .about-text p {
            margin-bottom: 20px;
            color: #555;
            font-size: 1.1rem;
        }

        .about-list {
            margin-top: 30px;
        }

        .about-list li {
            list-style: none;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }

        .about-list li i {
            color: var(--primary-color);
            margin-right: 10px;
            font-size: 1.2rem;
        }

        /* Serviços Section */
        #servicos {
            padding: 100px 0;
            background-color: #f8f9fa;
        }

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

        .service-card {
            background-color: #fff;
            padding: 40px 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: center;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 0;
            background-color: var(--primary-color);
            transition: all 0.5s ease;
            z-index: -1;
        }

        .service-card:hover::before {
            height: 100%;
        }

        .service-card:hover {
            transform: translateY(-10px);
        }

        .service-card:hover i,
        .service-card:hover h3,
        .service-card:hover p {
            color: var(--light-color);
        }

        .service-card i {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            transition: all 0.3s ease;
        }

        .service-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
            transition: all 0.3s ease;
        }

        .service-card p {
            color: #666;
            margin-bottom: 20px;
            transition: all 0.3s ease;
        }

        /* Projetos Section */
        #projetos {
            padding: 100px 0;
            background-color: #fff;
        }

        .projects-filter {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .filter-btn {
            background: none;
            border: none;
            padding: 8px 20px;
            margin: 5px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 500;
            color: #555;
            border-radius: 30px;
            transition: all 0.3s ease;
        }

        .filter-btn.active,
        .filter-btn:hover {
            background-color: var(--primary-color);
            color: #fff;
        }

        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }

        .project-card {
            border-radius: 10px;
            overflow: hidden;
            position: relative;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            height: 300px;
        }

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

        .project-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 151, 230, 0.9);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 20px;
            opacity: 0;
            transition: all 0.3s ease;
        }

        .project-card:hover .project-overlay {
            opacity: 1;
        }

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

        .project-overlay h3 {
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 10px;
            transform: translateY(-20px);
            transition: all 0.4s ease;
        }

        .project-overlay p {
            color: rgba(255, 255, 255, 0.8);
            text-align: center;
            margin-bottom: 20px;
            transform: translateY(20px);
            transition: all 0.4s ease;
        }

        .project-card:hover .project-overlay h3,
        .project-card:hover .project-overlay p {
            transform: translateY(0);
        }

        .project-links {
            display: flex;
            gap: 15px;
        }

        .project-links a {
            display: inline-block;
            width: 45px;
            height: 45px;
            background-color: #fff;
            border-radius: 50%;
            text-align: center;
            line-height: 45px;
            color: var(--primary-color);
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .project-links a:hover {
            transform: translateY(-5px);
            background-color: var(--dark-color);
            color: #fff;
        }

        /* Contato Section */
        #contato {
            padding: 100px 0;
            background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('/api/placeholder/1200/800') no-repeat center center/cover;
            color: var(--light-color);
        }

        .contact-content {
            display: flex;
            gap: 50px;
            margin-top: 50px;
        }

        .contact-info {
            flex: 1;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 30px;
            position: relative;
            display: inline-block;
        }

        .contact-info h3::after {
            content: '';
            position: absolute;
            height: 3px;
            width: 50px;
            background-color: var(--primary-color);
            bottom: -10px;
            left: 0;
        }

        .contact-details {
            margin-top: 30px;
        }

        .contact-item {
            display: flex;
            margin-bottom: 25px;
            align-items: flex-start;
        }

        .contact-item i {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-right: 15px;
            margin-top: 5px;
        }

        .contact-text h4 {
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        .contact-text p, .contact-text a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .contact-text a:hover {
            color: var(--primary-color);
        }

        .contact-form {
            flex: 1;
            background-color: rgba(255, 255, 255, 0.1);
            padding: 40px;
            border-radius: 10px;
        }

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

        .form-control {
            width: 100%;
            padding: 15px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            color: #fff;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            background-color: rgba(255, 255, 255, 0.2);
        }

        .form-control::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .social-icons {
            margin-top: 30px;
            display: flex;
            gap: 15px;
        }

        .social-icons a {
            display: inline-block;
            width: 45px;
            height: 45px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: #fff;
            text-align: center;
            line-height: 45px;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .social-icons a:hover {
            background-color: var(--primary-color);
            transform: translateY(-5px);
        }

        /* Footer */
        .footer {
            background-color: var(--dark-color);
            color: rgba(255, 255, 255, 0.7);
            text-align: center;
            padding: 30px 0;
        }

        .footer-logo {
            margin-bottom: 20px;
        }

        .footer-logo img {
            height: 50px;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            margin: 0 15px;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

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

        .footer-copyright {
            margin-top: 20px;
            font-size: 0.9rem;
        }

        /* Scroll to Top Button */
        .scroll-top {


            position: fixed;
            bottom: 30px;
            left: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: #fff;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.5rem;
            cursor: pointer;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);

        
        }

        .scroll-top.active {
            opacity: 1;
            visibility: visible;
        }

        .scroll-top:hover {
            background-color: var(--secondary-color);
            transform: translateY(-5px);
        }

        /* Animated Counter */
        .counter-section {
            padding: 80px 0;
            background-color: var(--primary-color);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .counter-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            text-align: center;
        }

        .counter-item {
            padding: 20px;
        }

        .counter-item i {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .counter-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .counter-text {
            font-size: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Skill bars */
        .skills {
            margin-top: 40px;
        }

        .skill-item {
            margin-bottom: 30px;
        }

        .skill-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
        }

        .skill-name {
            font-weight: 600;
            font-size: 1rem;
            color: #333;
        }

        .skill-percent {
            font-weight: 600;
            color: var(--primary-color);
        }

        .skill-bar {
            width: 100%;
            height: 10px;
            background-color: #e0e0e0;
            border-radius: 10px;
            position: relative;
            overflow: hidden;
        }

        .skill-progress {
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            background-color: var(--primary-color);
            border-radius: 10px;
            width: 0;
            transition: width 1.5s ease;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .about-content,
            .contact-content {
                flex-direction: column;
            }

            .about-image::before {
                display: none;
            }

            .about-image {
                margin-bottom: 40px;
            }

            .hero-content h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu {
                display: block;
            }

            .navbar-links {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background-color: var(--dark-color);
                width: 100%;
                text-align: center;
                transition: all 0.3s ease;
                padding: 20px 0;
            }

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

            .navbar-links li {
                margin: 15px 0;
            }

            .service-card {
                margin-bottom: 30px;
            }
        }

        /* Animations */
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in {
            animation: fadeIn 1s ease forwards;
            opacity: 0;
        }

        .delay-1 {
            animation-delay: 0.2s;
        }

        .delay-2 {
            animation-delay: 0.4s;
        }

        .delay-3 {
            animation-delay: 0.6s;
        }

        .delay-4 {
            animation-delay: 0.8s;
        }