/* Reset e estilos base */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* Estilos da seção */
        .fechaduras-intelbras {
            padding: 60px 0;
            background-color: #f9f9f9;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: #0056b3;
            margin-bottom: 15px;
        }
        
        .section-title p {
            font-size: 1.2rem;
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* Layout do conteúdo */
        .fechaduras-content {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: flex-start;
        }
        
        .fechaduras-gallery {
            flex: 1;
            min-width: 300px;
        }
        
        .fechaduras-info {
            flex: 1;
            min-width: 300px;
        }
        
        /* Galeria de imagens */
        .fechadura-img-main {
            position: relative;
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .fechadura-img-main img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.3s ease;
        }
        
        .fechadura-img-main:hover img {
            transform: scale(1.03);
        }
        
        .img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            color: white;
            padding: 20px 15px 15px;
        }
        
        .img-overlay p {
            margin: 0;
            font-size: 1.1rem;
        }
        
        .fechaduras-thumbnails {
            display: flex;
            gap: 15px;
        }
        
        .thumbnail {
            flex: 1;
            border-radius: 6px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
            cursor: pointer;
            transition: transform 0.2s ease;
        }
        
        .thumbnail:hover {
            transform: translateY(-5px);
        }
        
        .thumbnail img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* Informações da fechadura */
        .fechaduras-info h3 {
            font-size: 1.8rem;
            color: #0056b3;
            margin-bottom: 20px;
        }
        
        .fechaduras-info > p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        
        .fechaduras-info ul {
            list-style: none;
            margin-bottom: 30px;
        }
        
        .fechaduras-info li {
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
        }
        
        .fechaduras-info li i {
            color: #28a745;
            margin-right: 10px;
            margin-top: 3px;
            flex-shrink: 0;
        }
        
        .fechaduras-beneficios {
            margin-bottom: 30px;
        }
        
        .fechaduras-beneficios h4 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: #0056b3;
        }
        
        .beneficios-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        
        .beneficio-item {
            display: flex;
            align-items: center;
            background: #edf4ff;
            padding: 12px 15px;
            border-radius: 6px;
        }
        
        .beneficio-item i {
            color: #0056b3;
            margin-right: 10px;
            font-size: 1.2rem;
        }
        
        /* Botão CTA */
        .cta-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #0056b3;
            color: white;
            padding: 15px 25px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            text-align: center;
        }
        
        .cta-button:hover {
            background: #004494;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .cta-button i {
            margin-right: 10px;
        }
        
        /* Media Queries para responsividade */
        @media (max-width: 992px) {
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .beneficios-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .fechaduras-content {
                flex-direction: column;
            }
            
            .fechaduras-gallery, 
            .fechaduras-info {
                width: 100%;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .section-title p {
                font-size: 1.1rem;
            }
            
            .beneficios-grid {
                grid-template-columns: 1fr;
            }
            
            .fechaduras-thumbnails {
                flex-direction: column;
            }
            
            .thumbnail {
                max-width: 100%;
            }
        }
        
        @media (max-width: 576px) {
            .fechaduras-intelbras {
                padding: 40px 0;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .fechaduras-info h3 {
                font-size: 1.5rem;
            }
            
            .cta-button {
                width: 100%;
                padding: 12px 20px;
            }
            
            .img-overlay p {
                font-size: 1rem;
            }
        }:root {
            --primary-color: #2ecc71;
            --primary-dark: #27ae60;
            --primary-light: #e8f5e9;
            --secondary-color: #34495e;
            --accent-color: #3498db;
            --light-color: #f8f9fa;
            --dark-color: #2c3e50;
            --gray-light: #ecf0f1;
            --gray: #bdc3c7;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --danger-color: #e74c3c;
            
            --font-primary: 'Montserrat', sans-serif;
            
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: var(--font-primary);
            line-height: 1.6;
            color: var(--dark-color);
            overflow-x: hidden;
            background-color: #fff;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Promo Banner */
        .promo-banner {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 12px 0;
            text-align: center;
            position: relative;
            z-index: 1001;
            font-size: 15px;
        }
        
        .promo-content {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .countdown {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        
        .countdown span {
            background: rgba(255, 255, 255, 0.2);
            padding: 4px 8px;
            border-radius: 4px;
            font-weight: 600;
            min-width: 35px;
            font-size: 14px;
        }
        
        /* Header */
        .sticky-header {
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow);
            z-index: 1000;
            transition: var(--transition);
        }
        
        .sticky-header .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        
        .logo img {
            height: 50px;
            width: auto;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            align-items: center;
        }
        
        .nav-links li {
            margin: 0 8px;
        }
        
        .nav-links a {
            text-decoration: none;
            color: var(--dark-color);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            font-size: 15px;
            padding: 8px 12px;
            border-radius: 4px;
        }
        
        .nav-links a:hover {
            color: var(--primary-color);
        }
        
        .nav-links a.active {
            color: var(--primary-color);
            background: var(--primary-light);
        }
        
        .cta-button {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        
        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .funcionarios-btn {
            background: var(--secondary-color);
            color: white;
            padding: 8px 15px;
            border-radius: 4px;
            font-size: 13px;
        }
        
        /* Dropdown Menu */
        .dropdown {
            position: relative;
        }
        
        .dropdown-content {
            display: none;
            position: absolute;
            background: white;
            min-width: 800px;
            box-shadow: var(--shadow-hover);
            border-radius: 8px;
            z-index: 1000;
            padding: 20px;
            left: 50%;
            transform: translateX(-50%);
            margin-top: 10px;
        }
        
        .dropdown:hover .dropdown-content {
            display: block;
            animation: fadeIn 0.3s ease;
        }
        
        .dropdown-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        
        .dropdown-column a {
            display: flex;
            align-items: center;
            padding: 10px;
            color: var(--dark-color);
            text-decoration: none;
            transition: var(--transition);
            border-radius: 4px;
        }
        
        .dropdown-column a:hover {
            background: var(--primary-light);
            color: var(--primary-color);
        }
        
        .dropdown-column a i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        
        .dropdown-preview {
            border-left: 1px solid var(--gray-light);
            padding-left: 20px;
        }
        
        .dropdown-preview img {
            width: 100%;
            border-radius: 8px;
            margin-bottom: 10px;
        }
        
        .dropdown-preview h3 {
            font-size: 16px;
            color: var(--dark-color);
        }
        
        /* Hero Section */
        .hero {
            position: relative;
            padding: 120px 0 80px;
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('img/hero-bg.jpg') center/cover no-repeat;
            color: white;
            text-align: center;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        
        .hero h2 {
            font-size: 1.5rem;
            font-weight: 400;
            margin-bottom: 25px;
            color: var(--primary-color);
        }
        
        .hero-description {
            font-size: 1.1rem;
            margin-bottom: 35px;
            opacity: 0.9;
        }
        
        .hero-buttons {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }
        
        .whatsapp-cta {
            background: linear-gradient(135deg, #25D366, #128C7E);
            color: white;
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            transition: var(--transition);
        }
        
        .whatsapp-cta i {
            margin-right: 8px;
        }
        
        .whatsapp-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .secondary-button {
            background: transparent;
            border: 2px solid white;
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .secondary-button:hover {
            background: white;
            color: var(--primary-color);
        }
        
        /* Banner Rotativo */
        .banner-rotativo {
            position: relative;
            height: 450px;
            overflow: hidden;
            margin: 40px 0;
        }
        
        .banner-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 0.8s ease;
        }
        
        .banner-slide.active {
            opacity: 1;
        }
        
        .banner-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .banner-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 20px;
        }
        
        .banner-caption h3 {
            font-size: 1.5rem;
            margin-bottom: 5px;
            color: var(--primary-color);
        }
        
        .banner-prev, .banner-next {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(0, 0, 0, 0.5);
            color: white;
            border: none;
            padding: 15px;
            cursor: pointer;
            font-size: 20px;
            transition: var(--transition);
            z-index: 10;
        }
        
        .banner-prev:hover, .banner-next:hover {
            background: var(--primary-color);
        }
        
        .banner-prev {
            left: 20px;
        }
        
        .banner-next {
            right: 20px;
        }
        
        /* Seção Multiview */
        .multiview-promo {
            padding: 60px 0;
            background: var(--primary-light);
        }
        
        .multiview-promo .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .multiview-promo .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .multiview-promo .section-title h2 span {
            color: var(--primary-color);
        }
        
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--secondary-color);
        }
        
        .multiview-gallery {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        
        .multiview-item {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .multiview-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .multiview-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .multiview-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(46, 204, 113, 0.9);
            color: white;
            padding: 15px;
            transform: translateY(100%);
            transition: var(--transition);
        }
        
        .multiview-item:hover .multiview-overlay {
            transform: translateY(0);
        }
        
        .multiview-overlay h3 {
            font-size: 16px;
            margin-bottom: 8px;
        }
        
        .multiview-overlay p {
            font-size: 14px;
            margin-bottom: 12px;
        }
        
        .btn-multiview {
            display: inline-block;
            background: white;
            color: var(--primary-color);
            padding: 6px 12px;
            border-radius: 4px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .btn-multiview:hover {
            background: var(--dark-color);
            color: white;
        }
        
        .text-center {
            text-align: center;
        }
        
        .btn-primary {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        /* Seção de Serviços Alternados */
        .alternados {
            padding: 60px 0;
        }
        
        .alternado {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 40px;
        }
        
        .alternado.reverse {
            direction: rtl;
        }
        
        .alternado.reverse > * {
            direction: ltr;
        }
        
        .imagem-link {
            display: block;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .imagem-link:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .imagem-link img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }
        
        .alternado h2 {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        
        .alternado p {
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .alternado ul {
            list-style: none;
            margin-bottom: 25px;
        }
        
        .alternado ul li {
            margin-bottom: 10px;
            padding-left: 25px;
            position: relative;
        }
        
        .alternado ul li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }
        
        .divisor-linha {
            height: 1px;
            background: var(--gray-light);
            margin: 40px 0;
        }
        
        /* Seção Fechaduras Eletrônicas */
        .fechaduras-eletronicas {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 40px 0;
            background: var(--primary-light);
            border-radius: 8px;
            margin: 40px 0;
        }
        
        .fechaduras-imagem {
            display: block;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        .fechaduras-imagem img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }
        
        .fechaduras-texto h2 {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        
        .fechaduras-texto p {
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .fechaduras-texto ul {
            list-style: none;
        }
        
        .fechaduras-texto ul li {
            margin-bottom: 10px;
            padding-left: 25px;
            position: relative;
        }
        
        .fechaduras-texto ul li:before {
            content: "•";
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
            font-size: 20px;
        }
        
        /* Bloco Alternado */
        .bloco-alternado {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 40px 0;
        }
        
        .imagem-bloco img {
            width: 100%;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .texto-bloco ul {
            list-style: none;
        }
        
        .texto-bloco ul li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
            font-size: 16px;
            line-height: 1.6;
        }
        
        .texto-bloco ul li:before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            width: 24px;
            height: 24px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }
        
        /* Seção de Soluções Especializadas */
        .solucoes-section {
            padding: 60px 0;
            background: var(--gray-light);
        }
        
        .solucoes-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .solucoes-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .solucoes-section .section-title p {
            font-size: 1.1rem;
            color: var(--secondary-color);
        }
        
        .solucoes-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .solucao-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .solucao-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .solucao-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        
        .solucao-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .solucao-card:hover .solucao-img img {
            transform: scale(1.1);
        }
        
        .solucao-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary-color);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }
        
        .solucao-content {
            padding: 25px;
        }
        
        .solucao-content h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .solucao-content ul {
            list-style: none;
            margin-bottom: 20px;
        }
        
        .solucao-content li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            font-size: 14px;
        }
        
        .solucao-content li i {
            color: var(--primary-color);
            margin-right: 10px;
            font-size: 14px;
        }
        
        /* Seção de Sistemas Visuais */
        .sistemas-visuais {
            padding: 60px 0;
        }
        
        .sistemas-visuais .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .sistemas-visuais .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .sistema-tabs {
            margin-top: 30px;
        }
        
        .tab-buttons {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        
        .tab-btn {
            background: var(--gray-light);
            border: none;
            padding: 12px 25px;
            margin: 0 5px 10px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .tab-btn.active, .tab-btn:hover {
            background: var(--primary-color);
            color: white;
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        .sistema-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .sistema-img {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            height: 200px;
        }
        
        .sistema-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 15px;
            transition: var(--transition);
            transform: translateY(100%);
        }
        
        .sistema-img:hover .img-overlay {
            transform: translateY(0);
        }
        
        .default-text {
            font-size: 14px;
            margin-bottom: 5px;
            font-weight: 600;
        }
        
        .hover-text {
            font-size: 12px;
            opacity: 0;
            transition: var(--transition);
            height: 0;
            overflow: hidden;
        }
        
        .sistema-img:hover .hover-text {
            opacity: 1;
            height: auto;
        }
        
        .sistema-desc {
            background: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .sistema-desc h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .sistema-desc ul {
            list-style: none;
            columns: 2;
            column-gap: 30px;
        }
        
        .sistema-desc li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            break-inside: avoid;
        }
        
        .sistema-desc li i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        
        /* Seção de Depoimentos */
        .depoimentos-section {
            padding: 60px 0;
            background: var(--primary-light);
        }
        
        .depoimentos-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .depoimentos-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .depoimentos-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .depoimento-card {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .depoimento-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .depoimento-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .depoimento-header img {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            object-fit: cover;
            margin-right: 15px;
        }
        
        .depoimento-header h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--dark-color);
        }
        
        .cliente-info {
            font-size: 0.9rem;
            color: var(--secondary-color);
        }
        
        .estrelas {
            margin-top: 5px;
            color: #f39c12;
        }
        
        .depoimentos-cta {
            text-align: center;
            margin-top: 40px;
        }
        
        /* Seção de Pagamento */
        .pagamento-section {
            padding: 60px 0;
        }
        
        .pagamento-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .pagamento-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .pagamento-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .pagamento-card {
            background: white;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        
        .pagamento-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .pagamento-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        
        .pagamento-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }
        
        .pagamento-detalhe {
            font-size: 0.85rem;
            color: var(--secondary-color);
            margin-top: 10px;
            display: block;
        }
        
        /* Calculadora de Orçamento */
        .calculadora-orcamento {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .calculadora-orcamento h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--dark-color);
            text-align: center;
        }
        
        .calculadora-form {
            display: grid;
            grid-template-columns: 1fr 1fr auto;
            gap: 15px;
            align-items: end;
            margin-bottom: 20px;
        }
        
        .form-group {
            margin-bottom: 0;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .form-group input, .form-group select {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--gray);
            border-radius: 4px;
            font-family: var(--font-primary);
        }
        
        .calculadora-resultado {
            text-align: center;
            padding: 15px;
            background: var(--primary-light);
            border-radius: 4px;
        }
        
        .calculadora-resultado span {
            display: block;
            margin-bottom: 5px;
            color: var(--secondary-color);
        }
        
        #valor-estimado {
            font-size: 1.8rem;
            color: var(--primary-color);
            font-weight: 700;
        }
        
        .calculadora-resultado small {
            color: var(--secondary-color);
        }
        
        /* Selos de Garantia */
        .selos-garantia {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin: 40px 0;
        }
        
        .selo {
            text-align: center;
        }
        
        .selo img {
            width: 80px;
            height: 80px;
            object-fit: contain;
            margin-bottom: 15px;
        }
        
        .selo p {
            font-weight: 600;
            color: var(--dark-color);
        }
        
        /* Seção de Projetos Especiais */
        .projetos-section {
            padding: 60px 0;
            background: var(--gray-light);
        }
        
        .projetos-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .projetos-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .projetos-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .projeto-card {
            background: white;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        
        .projeto-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .projeto-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        
        .projeto-card h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .projeto-card p {
            margin-bottom: 20px;
            color: var(--secondary-color);
        }
        
        .projeto-link {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
        }
        
        .projeto-link i {
            margin-left: 5px;
            transition: var(--transition);
        }
        
        .projeto-link:hover i {
            transform: translateX(5px);
        }
        
        /* Formulário de Contato */
        .formulario-section {
            padding: 60px 0;
            background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('img/form-bg.jpg') center/cover no-repeat fixed;
            color: white;
        }
        
        .formulario-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .formulario-section .section-title h2 {
            font-size: 2.2rem;
            color: white;
            margin-bottom: 10px;
        }
        
        .contact-form {
            background: white;
            padding: 40px;
            border-radius: 8px;
            box-shadow: var(--shadow-hover);
            max-width: 800px;
            margin: 0 auto;
        }
        
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 20px;
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .form-group.required label:after {
            content: '*';
            color: var(--danger-color);
            margin-left: 4px;
        }
        
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--gray);
            border-radius: 4px;
            font-family: var(--font-primary);
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
        }
        
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        
        .checkbox-group {
            display: flex;
            align-items: center;
        }
        
        .checkbox-group input {
            width: auto;
            margin-right: 10px;
        }
        
        .checkbox-group label {
            margin-bottom: 0;
            font-size: 0.9rem;
        }
        
        .submit-button {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            border: none;
            border-radius: 4px;
            font-family: var(--font-primary);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            margin-bottom: 20px;
        }
        
        .submit-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .lgpd-warning {
            text-align: center;
            font-size: 0.9rem;
            color: var(--secondary-color);
        }
        
        .lgpd-warning a {
            color: var(--primary-color);
            text-decoration: none;
        }
        
        .lgpd-warning a:hover {
            text-decoration: underline;
        }
        
        /* Footer */
        footer {
            background: var(--dark-color);
            color: white;
            padding: 60px 0 20px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-col h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--primary-color);
        }
        
        .footer-col p {
            margin-bottom: 20px;
            opacity: 0.8;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .footer-col ul li i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        
        .footer-col a {
            color: white;
            text-decoration: none;
            opacity: 0.8;
            transition: var(--transition);
        }
        
        .footer-col a:hover {
            opacity: 1;
            color: var(--primary-color);
        }
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        
        .copyright {
            opacity: 0.8;
        }
        
        .footer-links {
            display: flex;
            gap: 20px;
        }
        
        /* Elementos flutuantes */
        .whatsapp-float {
            position: fixed;
            bottom: 25px;
            right: 25px;
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #25D366, #128C7E);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: var(--shadow);
            z-index: 100;
            transition: var(--transition);
            animation: pulse 2s infinite;
        }
        
        .whatsapp-float:hover {
            transform: scale(1.1);
            box-shadow: var(--shadow-hover);
        }
        
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
            }
        }
        
        .back-to-top {
            position: fixed;
            bottom: 25px;
            right: 100px;
            width: 50px;
            height: 50px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: var(--shadow);
            z-index: 100;
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
        }
        
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }
        
        /* Animações */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        /* Responsividade */
        @media (max-width: 1200px) {
            .dropdown-content {
                min-width: 700px;
            }
            
            .solucoes-grid,
            .pagamento-grid,
            .projetos-container,
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .dropdown-content {
                min-width: 600px;
            }
            
            .multiview-gallery {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .sistema-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .sistema-desc ul {
                columns: 1;
            }
            
            .depoimentos-grid {
                grid-template-columns: 1fr;
            }
            
            .form-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .sticky-header .container {
                flex-direction: column;
                gap: 15px;
            }
            
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .dropdown-content {
                position: static;
                transform: none;
                min-width: auto;
                width: 100%;
            }
            
            .dropdown-grid {
                grid-template-columns: 1fr;
            }
            
            .dropdown-preview {
                display: none;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .alternado,
            .fechaduras-eletronicas,
            .bloco-alternado {
                grid-template-columns: 1fr;
            }
            
            .alternado.reverse {
                direction: ltr;
            }
            
            .calculadora-form {
                grid-template-columns: 1fr;
            }
            
            .selos-garantia {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 576px) {
            .container {
                padding: 0 15px;
            }
            
            .promo-content {
                flex-direction: column;
                gap: 10px;
            }
            
            .hero {
                padding: 100px 0 60px;
            }
            
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .hero h2 {
                font-size: 1.2rem;
            }
            
            .banner-rotativo {
                height: 350px;
            }
            
            .multiview-gallery {
                grid-template-columns: 1fr;
            }
            
            .solucoes-grid,
            .pagamento-grid,
            .projetos-container,
            .selos-garantia,
            .footer-grid {
                grid-template-columns: 1fr;
            }
            
            .sistema-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-bottom {
                flex-direction: column;
                gap: 15px;
                text-align: center;
            }
            
            .footer-links {
                justify-content: center;
            }
            
            .back-to-top {
                right: 25px;
                bottom: 90px;
            }
        }/* ===== MENU MOBILE ===== */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1000;
    position: relative;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 2px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
}

.submenu-toggle {
    display: none;
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    height: 100%;
    background: transparent;
    border: none;
    cursor: pointer;
}

.submenu-toggle::before {
    content: '+';
    font-size: 18px;
    color: #333;
    transition: transform 0.3s ease;
}

.submenu-toggle.active::before {
    content: '-';
}

/* Menu mobile */
@media (max-width: 992px) {
    .mobile-menu-btn {
        display: flex;
    }
    
    .main-nav {
        position: relative;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        padding: 80px 20px 30px;
        overflow-y: auto;
        transition: right 0.4s ease;
        z-index: 999;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links > li {
        width: 100%;
        margin: 0;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav-links > li:last-child {
        border-bottom: none;
    }
    
    .nav-links a {
        display: flex;
        align-items: center;
        padding: 15px 0;
        width: 100%;
        color: #333;
        font-weight: 500;
        position: relative;
    }
    
    .nav-links .cta-button,
    .nav-links .funcionarios-btn {
        justify-content: center;
        margin: 10px 0;
        padding: 12px 20px;
        border-radius: 5px;
        text-align: center;
    }
    
    .nav-links .cta-button {
        background: #e74c3c;
        color: white;
    }
    
    .nav-links .funcionarios-btn {
        background: #3498db;
        color: white;
    }
    
    /* Dropdown no mobile */
    .dropdown {
        position: relative;
    }
    
    .dropbtn {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }
    
    .dropdown-content {
        display: none;
        width: 100%;
        position: static;
        background: #f8f9fa;
        box-shadow: none;
        padding: 0;
        margin: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    
    .dropdown-content.active {
        display: block;
    }
    
    .dropdown-content li {
        border-bottom: none;
    }
    
    .dropdown-content a {
        padding-left: 30px;
        font-size: 14px;
        color: #666;
    }
    
    .dropdown-content a:hover {
        background: #eee;
        color: #333;
    }
    
    .submenu-toggle {
        display: block;
    }
    
    .nav-overlay {
        display: block;
    }
    
    /* Remove a pré-visualização no mobile */
    .dropdown-preview {
        display: none;
    }
    
    .dropdown-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Ajustes para telas muito pequenas */
@media (max-width: 480px) {
    .nav-links {
        width: 85%;
    }
    
    .logo img {
        width: 160px;
        height: auto;
    }
}

/* Animações suaves */
.nav-links,
.dropdown-content,
.nav-overlay {
    transition: all 0.3s ease;
}

:root {
            --primary-color: #2ecc71;
            --primary-dark: #27ae60;
            --primary-light: #e8f5e9;
            --secondary-color: #34495e;
            --accent-color: #3498db;
            --light-color: #f8f9fa;
            --dark-color: #2c3e50;
            --gray-light: #ecf0f1;
            --gray: #bdc3c7;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --danger-color: #e74c3c;
            
            --font-primary: 'Montserrat', sans-serif;
            
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: var(--font-primary);
            line-height: 1.6;
            color: var(--dark-color);
            overflow-x: hidden;
            background-color: #fff;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Promo Banner */
        .promo-banner {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 12px 0;
            text-align: center;
            position: relative;
            z-index: 1001;
            font-size: 15px;
        }
        
        .promo-content {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .countdown {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        
        .countdown span {
            background: rgba(255, 255, 255, 0.2);
            padding: 4px 8px;
            border-radius: 4px;
            font-weight: 600;
            min-width: 35px;
            font-size: 14px;
        }
        
        /* Header */
        .sticky-header {
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow);
            z-index: 1000;
            transition: var(--transition);
        }
        
        .sticky-header .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        
        .logo img {
            height: 50px;
            width: auto;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            align-items: center;
        }
        
        .nav-links li {
            margin: 0 8px;
        }
        
        .nav-links a {
            text-decoration: none;
            color: var(--dark-color);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            font-size: 15px;
            padding: 8px 12px;
            border-radius: 4px;
        }
        
        .nav-links a:hover {
            color: var(--primary-color);
        }
        
        .nav-links a.active {
            color: var(--primary-color);
            background: var(--primary-light);
        }
        
        .cta-button {
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        
        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .funcionarios-btn {
            background: var(--secondary-color);
            color: white;
            padding: 8px 15px;
            border-radius: 4px;
            font-size: 13px;
        }
        
        /* Dropdown Menu */
        .dropdown {
            position: relative;
        }
        
        .dropdown-content {
            display: none;
            position: absolute;
            background: white;
            min-width: 800px;
            box-shadow: var(--shadow-hover);
            border-radius: 8px;
            z-index: 1000;
            padding: 20px;
            left: 50%;
            transform: translateX(-50%);
            margin-top: 10px;
            transition: opacity 0.3s ease, visibility 0.3s ease;
            opacity: 0;
            visibility: hidden;
        }
        
        .dropdown:hover .dropdown-content,
        .dropdown-content:hover {
            display: block;
            opacity: 1;
            visibility: visible;
            animation: fadeIn 0.3s ease;
        }
        
        .dropdown-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        
        .dropdown-column a {
            display: flex;
            align-items: center;
            padding: 10px;
            color: var(--dark-color);
            text-decoration: none;
            transition: var(--transition);
            border-radius: 4px;
        }
        
        .dropdown-column a:hover {
            background: var(--primary-light);
            color: var(--primary-color);
        }
        
        .dropdown-column a i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        
        .dropdown-preview {
            border-left: 1px solid var(--gray-light);
            padding-left: 20px;
        }
        
        .dropdown-preview img {
            width: 100%;
            border-radius: 8px;
            margin-bottom: 10px;
        }
        
        .dropdown-preview h3 {
            font-size: 16px;
            color: var(--dark-color);
        }
        
        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            justify-content: space-around;
            width: 30px;
            height: 25px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 10;
        }
        
        .mobile-menu-btn span {
            width: 30px;
            height: 3px;
            background: var(--dark-color);
            border-radius: 5px;
            transition: all 0.3s linear;
            position: relative;
            transform-origin: 1px;
        }
        
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }
        
        /* Hero Section */
        .hero {
            position: relative;
            padding: 120px 0 80px;
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('img/hero-bg.jpg') center/cover no-repeat;
            color: white;
            text-align: center;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        
        .hero h2 {
            font-size: 1.5rem;
            font-weight: 400;
            margin-bottom: 25px;
            color: var(--primary-color);
        }
        
        .hero-description {
            font-size: 1.1rem;
            margin-bottom: 35px;
            opacity: 0.9;
        }
        
        .hero-buttons {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }
        
        .whatsapp-cta {
            background: linear-gradient(135deg, #25D366, #128C7E);
            color: white;
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            transition: var(--transition);
        }
        
        .whatsapp-cta i {
            margin-right: 8px;
        }
        
        .whatsapp-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .secondary-button {
            background: transparent;
            border: 2px solid white;
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .secondary-button:hover {
            background: white;
            color: var(--primary-color);
        }
        
        /* Banner Rotativo */
        .banner-rotativo {
            position: relative;
            height: 450px;
            overflow: hidden;
            margin: 40px 0;
        }
        
        .banner-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 0.8s ease;
        }
        
        .banner-slide.active {
            opacity: 1;
        }
        
        .banner-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .banner-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 20px;
        }
        
        .banner-caption h3 {
            font-size: 1.5rem;
            margin-bottom: 5px;
            color: var(--primary-color);
        }
        
        .banner-prev, .banner-next {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(0, 0, 0, 0.5);
            color: white;
            border: none;
            padding: 15px;
            cursor: pointer;
            font-size: 20px;
            transition: var(--transition);
            z-index: 10;
        }
        
        .banner-prev:hover, .banner-next:hover {
            background: var(--primary-color);
        }
        
        .banner-prev {
            left: 20px;
        }
        
        .banner-next {
            right: 20px;
        }
        
        /* Seção Multiview */
        .multiview-promo {
            padding: 60px 0;
            background: var(--primary-light);
        }
        
        .multiview-promo .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .multiview-promo .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .multiview-promo .section-title h2 span {
            color: var(--primary-color);
        }
        
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--secondary-color);
        }
        
        .multiview-gallery {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        
        .multiview-item {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .multiview-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .multiview-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .multiview-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(46, 204, 113, 0.9);
            color: white;
            padding: 15px;
            transform: translateY(100%);
            transition: var(--transition);
        }
        
        .multiview-item:hover .multiview-overlay {
            transform: translateY(0);
        }
        
        .multiview-overlay h3 {
            font-size: 16px;
            margin-bottom: 8px;
        }
        
        .multiview-overlay p {
            font-size: 14px;
            margin-bottom: 12px;
        }
        
        .btn-multiview {
            display: inline-block;
            background: white;
            color: var(--primary-color);
            padding: 6px 12px;
            border-radius: 4px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .btn-multiview:hover {
            background: var(--dark-color);
            color: white;
        }
        
        .text-center {
            text-align: center;
        }
        
        .btn-primary {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        /* Seção de Serviços Alternados */
        .alternados {
            padding: 60px 0;
        }
        
        .alternado {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 40px;
        }
        
        .alternado.reverse {
            direction: rtl;
        }
        
        .alternado.reverse > * {
            direction: ltr;
        }
        
        .imagem-link {
            display: block;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .imagem-link:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .imagem-link img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }
        
        .alternado h2 {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        
        .alternado p {
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .alternado ul {
            list-style: none;
            margin-bottom: 25px;
        }
        
        .alternado ul li {
            margin-bottom: 10px;
            padding-left: 25px;
            position: relative;
        }
        
        .alternado ul li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }
        
        .divisor-linha {
            height: 1px;
            background: var(--gray-light);
            margin: 40px 0;
        }
        
        /* Seção Fechaduras Eletrônicas */
        .fechaduras-eletronicas {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 40px 0;
            background: var(--primary-light);
            border-radius: 8px;
            margin: 40px 0;
        }
        
        .fechaduras-imagem {
            display: block;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        .fechaduras-imagem img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }
        
        .fechaduras-texto h2 {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        
        .fechaduras-texto p {
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .fechaduras-texto ul {
            list-style: none;
        }
        
        .fechaduras-texto ul li {
            margin-bottom: 10px;
            padding-left: 25px;
            position: relative;
        }
        
        .fechaduras-texto ul li:before {
            content: "•";
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
            font-size: 20px;
        }
        
        /* Bloco Alternado */
        .bloco-alternado {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 40px 0;
        }
        
        .imagem-bloco img {
            width: 100%;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .texto-bloco ul {
            list-style: none;
        }
        
        .texto-bloco ul li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
            font-size: 16px;
            line-height: 1.6;
        }
        
        .texto-bloco ul li:before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            width: 24px;
            height: 24px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }
        
        /* Seção de Soluções Especializadas */
        .solucoes-section {
            padding: 60px 0;
            background: var(--gray-light);
        }
        
        .solucoes-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .solucoes-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .solucoes-section .section-title p {
            font-size: 1.1rem;
            color: var(--secondary-color);
        }
        
        .solucoes-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .solucao-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .solucao-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .solucao-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        
        .solucao-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .solucao-card:hover .solucao-img img {
            transform: scale(1.1);
        }
        
        .solucao-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary-color);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }
        
        .solucao-content {
            padding: 25px;
        }
        
        .solucao-content h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .solucao-content ul {
            list-style: none;
            margin-bottom: 20px;
        }
        
        .solucao-content li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            font-size: 14px;
        }
        
        .solucao-content li i {
            color: var(--primary-color);
            margin-right: 10px;
            font-size: 14px;
        }
        
        /* Seção de Sistemas Visuais */
        .sistemas-visuais {
            padding: 60px 0;
        }
        
        .sistemas-visuais .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .sistemas-visuais .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .sistema-tabs {
            margin-top: 30px;
        }
        
        .tab-buttons {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        
        .tab-btn {
            background: var(--gray-light);
            border: none;
            padding: 12px 25px;
            margin: 0 5px 10px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .tab-btn.active, .tab-btn:hover {
            background: var(--primary-color);
            color: white;
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        .sistema-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .sistema-img {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            height: 200px;
        }
        
        .sistema-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 15px;
            transition: var(--transition);
            transform: translateY(100%);
        }
        
        .sistema-img:hover .img-overlay {
            transform: translateY(0);
        }
        
        .default-text {
            font-size: 14px;
            margin-bottom: 5px;
            font-weight: 600;
        }
        
        .hover-text {
            font-size: 12px;
            opacity: 0;
            transition: var(--transition);
            height: 0;
            overflow: hidden;
        }
        
        .sistema-img:hover .hover-text {
            opacity: 1;
            height: auto;
        }
        
        .sistema-desc {
            background: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .sistema-desc h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .sistema-desc ul {
            list-style: none;
            columns: 2;
            column-gap: 30px;
        }
        
        .sistema-desc li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            break-inside: avoid;
        }
        
        .sistema-desc li i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        
        /* Seção de Depoimentos */
        .depoimentos-section {
            padding: 60px 0;
            background: var(--primary-light);
        }
        
        .depoimentos-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .depoimentos-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .depoimentos-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .depoimento-card {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .depoimento-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .depoimento-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .depoimento-header img {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            object-fit: cover;
            margin-right: 15px;
        }
        
        .depoimento-header h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--dark-color);
        }
        
        .cliente-info {
            font-size: 0.9rem;
            color: var(--secondary-color);
        }
        
        .estrelas {
            margin-top: 5px;
            color: #f39c12;
        }
        
        .depoimentos-cta {
            text-align: center;
            margin-top: 40px;
        }
        
        /* Seção de Pagamento */
        .pagamento-section {
            padding: 60px 0;
        }
        
        .pagamento-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .pagamento-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .pagamento-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .pagamento-card {
            background: white;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        
        .pagamento-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .pagamento-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        
        .pagamento-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }
        
        .pagamento-detalhe {
            font-size: 0.85rem;
            color: var(--secondary-color);
            margin-top: 10px;
            display: block;
        }
        
        /* Calculadora de Orçamento */
        .calculadora-orcamento {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        
        .calculadora-orcamento h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--dark-color);
            text-align: center;
        }
        
        .calculadora-form {
            display: grid;
            grid-template-columns: 1fr 1fr auto;
            gap: 15px;
            align-items: end;
            margin-bottom: 20px;
        }
        
        .form-group {
            margin-bottom: 0;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .form-group input, .form-group select {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--gray);
            border-radius: 4px;
            font-family: var(--font-primary);
        }
        
        .calculadora-resultado {
            text-align: center;
            padding: 15px;
            background: var(--primary-light);
            border-radius: 4px;
        }
        
        .calculadora-resultado span {
            display: block;
            margin-bottom: 5px;
            color: var(--secondary-color);
        }
        
        #valor-estimado {
            font-size: 1.8rem;
            color: var(--primary-color);
            font-weight: 700;
        }
        
        .calculadora-resultado small {
            color: var(--secondary-color);
        }
        
        /* Selos de Garantia */
        .selos-garantia {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin: 40px 0;
        }
        
        .selo {
            text-align: center;
        }
        
        .selo img {
            width: 80px;
            height: 80px;
            object-fit: contain;
            margin-bottom: 15px;
        }
        
        .selo p {
            font-weight: 600;
            color: var(--dark-color);
        }
        
        /* Seção de Projetos Especiais */
        .projetos-section {
            padding: 60px 0;
            background: var(--gray-light);
        }
        
        .projetos-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .projetos-section .section-title h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }
        
        .projetos-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .projeto-card {
            background: white;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        
        .projeto-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        
        .projeto-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        
        .projeto-card h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .projeto-card p {
            margin-bottom: 20px;
            color: var(--secondary-color);
        }
        
        .projeto-link {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
        }
        
        .projeto-link i {
            margin-left: 5px;
            transition: var(--transition);
        }
        
        .projeto-link:hover i {
            transform: translateX(5px);
        }
        
        /* Formulário de Contato */
        .formulario-section {
            padding: 60px 0;
            background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('img/form-bg.jpg') center/cover no-repeat fixed;
            color: white;
        }
        
        .formulario-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .formulario-section .section-title h2 {
            font-size: 2.2rem;
            color: white;
            margin-bottom: 10px;
        }
        
        .contact-form {
            background: white;
            padding: 40px;
            border-radius: 8px;
            box-shadow: var(--shadow-hover);
            max-width: 800px;
            margin: 0 auto;
        }
        
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 20px;
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .form-group.required label:after {
            content: '*';
            color: var(--danger-color);
            margin-left: 4px;
        }
        
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--gray);
            border-radius: 4px;
            font-family: var(--font-primary);
            font-size: 1rem;
            transition: var(--transition);
        }
        
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
        }
        
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        
        .checkbox-group {
            display: flex;
            align-items: center;
        }
        
        .checkbox-group input {
            width: auto;
            margin-right: 10px;
        }
        
        .checkbox-group label {
            margin-bottom: 0;
            font-size: 0.9rem;
        }
        
        .submit-button {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
            border: none;
            border-radius: 4px;
            font-family: var(--font-primary);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            margin-bottom: 20px;
        }
        
        .submit-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .lgpd-warning {
            text-align: center;
            font-size: 0.9rem;
            color: var(--secondary-color);
        }
        
        .lgpd-warning a {
            color: var(--primary-color);
            text-decoration: none;
        }
        
        .lgpd-warning a:hover {
            text-decoration: underline;
        }
        
        /* Footer */
        footer {
            background: var(--dark-color);
            color: white;
            padding: 60px 0 20px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-col h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--primary-color);
        }
        
        .footer-col p {
            margin-bottom: 20px;
            opacity: 0.8;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .footer-col ul li i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        
        .footer-col a {
            color: white;
            text-decoration: none;
            opacity: 0.8;
            transition: var(--transition);
        }
        
        .footer-col a:hover {
            opacity: 1;
            color: var(--primary-color);
        }
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        
        .copyright {
            opacity: 0.8;
        }
        
        .footer-links {
            display: flex;
            gap: 20px;
        }
        
        /* Elementos flutuantes */
        .whatsapp-float {
            position: fixed;
            bottom: 25px;
            right: 25px;
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #25D366, #128C7E);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: var(--shadow);
            z-index: 100;
            transition: var(--transition);
            animation: pulse 2s infinite;
        }
        
        .whatsapp-float:hover {
            transform: scale(1.1);
            box-shadow: var(--shadow-hover);
        }
        
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
            }
            70% {
                box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
            }
        }
        
        .back-to-top {
            position: fixed;
            bottom: 25px;
            right: 100px;
            width: 50px;
            height: 50px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: var(--shadow);
            z-index: 100;
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
        }
        
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }
        
        /* Animações */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        /* Responsividade */
        @media (max-width: 1200px) {
            .dropdown-content {
                min-width: 700px;
            }
            
            .solucoes-grid,
            .pagamento-grid,
            .projetos-container,
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .dropdown-content {
                min-width: 600px;
            }
            
            .multiview-gallery {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .sistema-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .sistema-desc ul {
                columns: 1;
            }
            
            .depoimentos-grid {
                grid-template-columns: 1fr;
            }
            
            .form-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .sticky-header .container {
                flex-direction: column;
                gap: 15px;
            }
            
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                text-align: center;
                padding: 20px 0;
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .nav-links li {
                margin: 8px 0;
            }
            
            .mobile-menu-btn {
                display: flex;
            }
            
            .dropdown-content {
                position: static;
                transform: none;
                min-width: auto;
                width: 100%;
                margin-top: 0;
                box-shadow: none;
            }
            
            .dropdown-grid {
                grid-template-columns: 1fr;
            }
            
            .dropdown-preview {
                display: none;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .alternado,
            .fechaduras-eletronicas,
            .bloco-alternado {
                grid-template-columns: 1fr;
            }
            
            .alternado.reverse {
                direction: ltr;
            }
            
            .calculadora-form {
                grid-template-columns: 1fr;
            }
            
            .selos-garantia {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 576px) {
            .container {
                padding: 0 15px;
            }
            
            .promo-content {
                flex-direction: column;
                gap: 10px;
            }
            
            .hero {
                padding: 100px 0 60px;
            }
            
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .hero h2 {
                font-size: 1.2rem;
            }
            
            .banner-rotativo {
                height: 350px;
            }
            
            .multiview-gallery {
                grid-template-columns: 1fr;
            }
            
            .solucoes-grid,
            .pagamento-grid,
            .projetos-container,
            .selos-garantia,
            .footer-grid {
                grid-template-columns: 1fr;
            }
            
            .sistema-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-bottom {
                flex-direction: column;
                gap: 15px;
                text-align: center;
            }
            
            .footer-links {
                justify-content: center;
            }
            
            .back-to-top {
                right: 25px;
                bottom: 90px;
            }
        }