:root {
         --primary: #0056b3;
         --secondary: #00a8e8;
         --dark: #2c3e50;
         --light: #f8f9fa;
         --accent: #168dcf;
         }
         body {
         font-family: 'Roboto', sans-serif;
         color: #333;
         overflow-x: hidden;
         }
         h1, h2, h3, h4, h5 {
         font-family: 'Montserrat', sans-serif;
         font-weight: 700;
         }
         .navbar {
         background-color: rgba(255, 255, 255, 0.95);
         box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
         padding: 15px 0;
         transition: all 0.3s ease;
         }
         .navbar-brand {
         font-weight: 700;
         color: var(--primary) !important;
         font-size: 1.8rem;
         }
         .navbar-brand span {
         color: var(--accent);
         }
         .nav-link {
         font-weight: 500;
         margin: 0 8px;
         position: relative;
         color: var(--dark) !important;
         }
         .nav-link:after {
         content: '';
         position: absolute;
         width: 0;
         height: 2px;
         bottom: 0;
         left: 0;
         background-color: var(--accent);
         transition: width 0.3s ease;
         }
         .nav-link:hover:after,
         .nav-link.active:after {
         width: 100%;
         }
         .hero {
        background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(2, 63, 87, 0.7)), url('../img/bg/bg-index.jpg') no-repeat center center/cover;
         height: 100vh;
         display: flex;
         align-items: center;
         color: white;
         position: relative;
         }
         .banner-pag-sec {
         background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
         url('https://images.unsplash.com/photo-1535223289827-42f1e9919769?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1740&q=80')
         no-repeat center center/cover;
         height: 30vh;
         display: flex;
         justify-content: center;
         align-items: center;
         color: white;
         text-align: center;
         position: relative;
         }
         .banner-pag-sec .content {
         text-align: center;
         }
         .banner-pag-sec h2 {
         font-size: 3.5rem;
         margin-bottom: 10px;
         text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
         }
         .banner-pag-sec p {
         font-size: 1.2rem;
         text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
         }
         .hero-content {
         max-width: 800px;
         }
         .hero h1 {
         font-size: 3.5rem;
         margin-bottom: 20px;
         text-shadow: 0 2px 4px rgba(0,0,0,0.3);
         }
         .hero p {
         font-size: 1.2rem;
         margin-bottom: 30px;
         text-shadow: 0 1px 3px rgba(0,0,0,0.3);
         }
         .btn-primary {
         background-color: var(--accent);
         border-color: var(--accent);
         padding: 12px 30px;
         font-weight: 600;
         border-radius: 30px;
         transition: all 0.3s ease;
         }
      .btn-primary:hover {
            background-color: var(--secondary);
            border-color: var(--secondary);
            color: var(--light);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 168, 232, 0.4);
            }
         .section-title {
         position: relative;
         margin-bottom: 50px;
         text-align: center;
         }
         .section-title-horizontal-start {
         position: relative;
         font-weight: 700;
         font-size: 2rem;
         margin-bottom: 20px;
         margin-left: 15px; 
         }
         .section-title-horizontal-start::after {
         content: '';
         position: absolute;
         left: 0;
         bottom: -6px;
         width: 250px;
         height: 4px;
         background-color: #168dcf;
         border-radius: 2px;
         }
         .section-title:after {
         content: '';
         position: absolute;
         width: 80px;
         height: 4px;
         background: var(--accent);
         bottom: -15px;
         left: 50%;
         transform: translateX(-50%);
         border-radius: 2px;
         }
         .about-content {
         padding: 100px 0;
         }
         .about-img {
         border-radius: 10px;
         overflow: hidden;
         box-shadow: 0 10px 30px rgba(0,0,0,0.1);
         transition: transform 0.3s ease;
         }
         .about-img:hover {
         transform: scale(1.03);
         }
         .icon-box {
         text-align: center;
         padding: 30px 20px;
         border-radius: 10px;
         background: white;
         box-shadow: 0 5px 20px rgba(0,0,0,0.05);
         transition: all 0.3s ease;
         margin-bottom: 30px;
         height: 100%;
         }
         .icon-box:hover {
         transform: translateY(-10px);
         box-shadow: 0 15px 30px rgba(0,0,0,0.1);
         }
         .icon-box i {
         font-size: 3rem;
         color: var(--accent);
         margin-bottom: 20px;
         }
         .services {
         background-color: var(--light);
         padding: 100px 0;
         }
         .equipment {
         padding: 100px 0;
         }
         .equipment-card {
         border-radius: 10px;
         overflow: hidden;
         box-shadow: 0 5px 20px rgba(0,0,0,0.08);
         transition: all 0.3s ease;
         margin-bottom: 30px;
         height: 100%;
         }
         .equipment-card:hover {
         transform: translateY(-10px);
         box-shadow: 0 15px 30px rgba(0,0,0,0.15);
         }
         .equipment-img {
         height: 250px;
         overflow: hidden;
         }
         .equipment-img img {
         width: 100%;
         height: 100%;
         object-fit: cover;
         transition: transform 0.5s ease;
         }
         .equipment-card:hover .equipment-img img {
         transform: scale(1.1);
         }
         .contact {
         background: linear-gradient(rgba(44, 62, 80, 0.9), rgba(44, 62, 80, 0.9)), url('..//img/bg/bg-contato.jpg') no-repeat center center/cover;
         padding: 100px 0;
         color: white;
         }
         .contact-form .form-control {
         background: rgba(255, 255, 255, 0.1);
         border: none;
         border-radius: 5px;
         color: white;
         padding: 12px 15px;
         margin-bottom: 20px;
         }
         .contact-form .form-control::placeholder {
         color: rgba(255, 255, 255, 0.7);
         }
         .contact-info {
         background: rgba(255, 255, 255, 0.1);
         border-radius: 10px;
         padding: 30px;
         margin-bottom: 30px;
         }
         .contact-info i {
         font-size: 1.5rem;
         color: var(--accent);
         margin-right: 15px;
         }
         .newsletter {
         background-color: var(--light);
         }
         .testimonials .card {
         transition: all 0.3s ease;
         border-radius: 10px;
         }
         .testimonials .card:hover {
         transform: translateY(-10px);
         box-shadow: 0 10px 30px rgba(0,0,0,0.1) !important;
         }
         .footer {
         background-color: var(--dark);
         color: rgba(255, 255, 255, 0.7);
         padding: 50px 0 20px;
         }
         .footer a {
         color: rgba(255, 255, 255, 0.7);
         text-decoration: none;
         transition: color 0.3s ease;
         }
         .footer a:hover {
         color: white;
         }
         .social-icons a {
         display: inline-flex;
         align-items: center;
         justify-content: center;
         width: 40px;
         height: 40px;
         background: rgba(255, 255, 255, 0.1);
         border-radius: 50%;
         margin-right: 10px;
         transition: all 0.3s ease;
         }
         .social-icons a:hover {
         background: var(--accent);
         transform: translateY(-5px);
         }
         .counter-item {
         text-align: center;
         padding: 20px;
         }
         .counter-item i {
         font-size: 2.5rem;
         color: var(--accent);
         margin-bottom: 15px;
         }
         .counter-item .count {
         font-size: 2.5rem;
         font-weight: 700;
         color: var(--primary);
         }
         .counter-item p {
         font-weight: 500;
         color: var(--dark);
         }
         .back-to-top {
         position: fixed;
         bottom: 30px;
         right: 30px;
         width: 50px;
         height: 50px;
         background: var(--accent);
         color: white;
         border-radius: 50%;
         display: flex;
         align-items: center;
         justify-content: center;
         text-decoration: none;
         opacity: 0;
         transition: all 0.3s ease;
         z-index: 1000;
         }
         .back-to-top.show {
         opacity: 1;
         }
         .back-to-top:hover {
         background: var(--primary);
         transform: translateY(-5px);
         }
            .icon-box {
         text-align: center;
         padding: 30px 20px;
         border-radius: 10px;
         background: white;
         box-shadow: 0 5px 20px rgba(0,0,0,0.05);
         transition: all 0.3s ease;
         margin-bottom: 30px;
         height: 100%;
         }
         .icon-box:hover {
         transform: translateY(-10px);
         box-shadow: 0 15px 30px rgba(0,0,0,0.1);
         }
         .icon-box i {
         font-size: 3rem;
         color: var(--accent);
         margin-bottom: 20px;
         }
         
         @media (max-width: 992px) {
         .hero h1 {
         font-size: 2.8rem;
         }
         .section-title {
         margin-bottom: 40px;
         }
         }
         @media (max-width: 768px) {
         .hero h1 {
         font-size: 2.3rem;
         }
         .hero p {
         font-size: 1rem;
         }
         .about-content, .services, .equipment, .contact {
         padding: 70px 0;
         }
         }
         @media (max-width: 576px) {
         .navbar-brand {
         font-size: 1.5rem;
         }
         .hero h1 {
         font-size: 2rem;
         }
         .counter-item .count {
         font-size: 2rem;
         }
         }