/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Variables */
:root {
    --primary-color: #0056b3; /* Azul principal */
    --secondary-color: #ffc107; /* Amarelo */
    --white-color: #ffffff;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --dark-blue: #003366;
    --transition: all 0.3s ease;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: var(--white-color);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section-padding {
    padding: 100px 0;
}

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

.section-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
}

.section-divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 14px;
}

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

.btn-primary:hover {
    background-color: var(--dark-blue);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--dark-color);
}

.btn-secondary:hover {
    background-color: #e0a800;
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

/* Preloader  */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    height: 100px;
}

.loader-square {
    width: 16px;
    height: 16px;
    margin: 2px;
    background-color: var(--primary-color);
    animation: loaderAnimation 1.4s infinite ease-in-out;
}

.loader-square:nth-child(1) {
    animation-delay: 0s;
}

.loader-square:nth-child(2) {
    animation-delay: 0.2s;
}

.loader-square:nth-child(3) {
    animation-delay: 0.4s;
}

.loader-square:nth-child(4) {
    animation-delay: 0.6s;
}

.loader-square:nth-child(5) {
    animation-delay: 0.8s;
}

.loader-square:nth-child(6) {
    animation-delay: 1s;
}

.loader-square:nth-child(7) {
    animation-delay: 1.2s;
}

@keyframes loaderAnimation {
    0%, 20%, 80%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.5);
        background-color: var(--secondary-color);
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 999;
    transition: var(--transition);
}

.header.scrolled {
    padding: 15px 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

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

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

.logo img {
    height: 55px;
    margin-right: 10px;
}

.logo span {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
}

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

.nav-links {
    display: flex;
}

.nav-link {
    padding: 10px 20px;
    font-weight: 500;
    color: var(--dark-color);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left:50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.hamburger {
    display: none;
    width: 30px;
    height: 20px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.header-cta .btn {
    padding: 10px 25px;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    background: url('../images/hero-bg.jpg') no-repeat center center/cover;
    color: var(--white-color);
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 86, 179, 0.8), rgba(0, 86, 179, 0.6));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-down {
    display: block;
    width: 30px;
    height: 50px;
    border: 2px solid var(--white-color);
    border-radius: 15px;
    position: relative;
}

.scroll-down span {
    display: block;
    width: 6px;
    height: 6px;
    background-color: var(--white-color);
    border-radius: 50%;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollDown 2s infinite;
}

.scroll-down span:nth-child(2) {
    animation-delay: 0.3s;
    top: 18px;
}

.scroll-down span:nth-child(3) {
    animation-delay: 0.6s;
    top: 26px;
}

@keyframes scrollDown {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* About Section */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image {
    position: relative;
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.experience-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background-color: var(--secondary-color);
    color: var(--dark-color);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: var(--box-shadow);
}

.experience-badge span {
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.experience-badge p {
    font-size: 14px;
    text-align: center;
    margin-top: 5px;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.about-text p {
    margin-bottom: 30px;
    color: var(--gray-color);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.feature {
    padding: 20px;
    background-color: var(--light-color);
    border-radius: 8px;
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.feature i {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.feature p {
    font-size: 14px;
    color: var(--gray-color);
    margin-bottom: 0;
}

/* Services Section */
.services {
    background-color: var(--light-color);
}

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

.service-card {
    background-color: var(--white-color);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

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

.service-card:hover::before {
    opacity: 1;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 86, 179, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.service-icon i {
    font-size: 36px;
    color: var(--primary-color);
    transition: var(--transition);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--dark-color);
    transition: var(--transition);
}

.service-card p {
    color: var(--gray-color);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-link {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: var(--primary-color);
    transition: var(--transition);
}

.service-link i {
    margin-left: 5px;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--secondary-color);
}

.service-hover-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.service-card:hover .service-hover-effect {
    opacity: 1;
}

/* Projects Section */
.projects-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.project-card {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    height: 250px;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-overlay {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 86, 179, 0.9), transparent);
    color: var(--white-color);
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    bottom: 0;
}

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

.project-overlay h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.project-overlay p {
    margin-bottom: 15px;
    font-size: 14px;
}

.project-link {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: var(--secondary-color);
}

.project-link i {
    margin-left: 5px;
}

.projects-cta {
    text-align: center;
    margin-top: 50px;
}

/* ==================== TEAM SECTION ==================== */
.team {
    background-color: var(--light-color);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.team-card {
    background-color: var(--white-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.team-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.team-social {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 15px;
    padding: 15px 0;
    background-color: rgba(0, 86, 179, 0.8);
    transition: var(--transition);
}

.team-card:hover .team-social {
    bottom: 0;
}

.team-social a {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white-color);
    color: var(--primary-color);
    border-radius: 50%;
    transition: var(--transition);
}

.team-social a:hover {
    background-color: var(--secondary-color);
    color: var(--white-color);
}

.team-info {
    padding: 20px;
    text-align: center;
}

.team-info h3 {
    font-size: 20px;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.team-info p {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 5px;
}

.team-info span {
    font-size: 14px;
    color: var(--gray-color);
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials-container {
    overflow-x: hidden;
    padding: 0 15px;
}

.testimonials-slider {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 20px 0;
    -webkit-overflow-scrolling: touch;
}

.testimonial-card {
    flex: 0 0 85%;
    background-color: var(--white-color);
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--box-shadow);
    scroll-snap-align: start;
    min-width: 0;
}

.testimonial-content {
    position: relative;
    margin-bottom: 30px;
}

.quote-icon {
    position: absolute;
    top: -20px;
    left: -70px;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.5;
}

.testimonial-rating {
    color: var(--secondary-color);
    font-size: 18px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.author-info p {
    font-size: 14px;
    color: var(--gray-color);
    margin-bottom: 0;
}

.clients-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    padding: 20px 10px;
}

.client-logo {
    opacity: 0.6;
    transition: var(--transition);
    flex: 0 0 calc(33.333% - 20px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
}

.client-logo:hover {
    opacity: 1;
}

.client-logo img {
    height: auto;
    max-width: 100%;
    max-height: 30px;
    filter: grayscale(100%);
    transition: var(--transition);
}

.client-logo:hover img {
    filter: grayscale(0%);
}

/* ==================== MEDIA QUERIES ==================== */
/* Dispositivos pequenos (celulares, 480px para baixo) */
@media (max-width: 480px) {
       * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
  }
  html {
    overflow-x: hidden;
  }
  
  body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
  }
    .testimonial-card {
        flex: 0 0 90%;
        padding-right:80px;
    }
    .team-social a {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white-color);
    color: var(--primary-color);
    border-radius: 50%;
    transition: var(--transition);
}
    .quote-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
        top: -15px;
        left: -15px;
    }
    .quote-icon {
    position: absolute;
    top: -20px;
    left: 180px;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
    .testimonial-author img {
        width: 50px;
        height: 50px;
    }
    
    .client-logo {
        flex: 0 0 calc(50% - 20px);
    }
}

/* Dispositivos médios (tablets, 768px para baixo) */
@media (max-width: 768px) {
       * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
  }
  html {
    overflow-x: hidden;
  }
  
  body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
  }
    .team-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .testimonials-slider {
        padding-bottom: 30px;
    }
}

/* Dispositivos médios (tablets, 768px para cima) */
@media (min-width: 768px) {
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
  }
  html {
    overflow-x: hidden;
  }
  
  body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
  }

    .testimonials-slider {
        overflow-x: visible;
        flex-wrap: wrap;
        justify-content: center;
    }
   
    .testimonial-card {
        flex: 0 0 calc(50% - 30px);
        margin-bottom: 30px;
    }
    
    .client-logo {
        flex: 0 0 calc(20% - 20px);
    }
}

/* Dispositivos grandes (desktops, 992px para cima) */
@media (min-width: 992px) {
    .testimonial-card {
        flex: 1;
        margin-bottom: 0;
    }
    
    .client-logo {
        flex: 0 0 auto;
    }
    
    .client-logo img {
        max-height: 50px;
    }
}

/* Dispositivos extra grandes (desktops grandes, 1200px para cima) */
@media (min-width: 1200px) {
    .testimonial-card {
        padding: 40px;
    }
    
    .client-logo img {
        max-height: 60px;
    }
}
/* Contact Section */
.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.info-box {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-icon {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    background-color: rgba(0, 86, 179, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.info-text h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.info-text p {
    color: var(--gray-color);
    margin-bottom: 5px;
}

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

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

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

.contact-form {
    flex: 1;
    background-color: var(--white-color);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
}

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

.btn-block {
    display: block;
    width: 100%;
}

/* Map Section */
.map-section {
    height: 400px;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--white-color);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 50px;
    margin-right: 10px;
}

.footer-logo span {
    font-size: 18px;
    font-weight: 700;
}

.footer p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.footer-col h3 {
    font-size: 20px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.newsletter-form {
    display: flex;
    margin-top: 20px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 5px 0 0 5px;
    font-family: 'Poppins', sans-serif;
}

.newsletter-form button {
    width: 50px;
    background-color: var(--secondary-color);
    color: var(--dark-color);
    border: none;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: #e0a800;
}

.footer-bottom {
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.copyright p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    transition: var(--transition);
}

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

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

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

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

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 100px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: translateY(-5px);
    background-color: #128C7E;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    .section-padding {
        padding: 80px 0;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-bottom: 50px;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .contact-info {
        margin-bottom: 50px;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 30px;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .hamburger {
        display: flex;
    }
    
 
  
}

@media (max-width: 576px) {
    .section-title {
        font-size: 26px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .hero h1 {
        font-size: 30px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .services-grid,
    .projects-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        right: 30px;
        bottom: 90px;
    }
}