/* Global Styles */
:root {
    --primary-color: #2ecc71;
    --primary-dark: #27ae60;
    --primary-light: #a8e6cf;
    --secondary-color: #1d4d4f;
    --text-color: #333;
    --text-light: #777;
    --white: #fff;
    --light-bg: #f8f9fa;
    --dark-bg: #1a2c31;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

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

.section-header.light h2 {
    color: var(--white);
}

.underline {
    height: 4px;
    width: 60px;
    background: var(--primary-color);
    margin: 0 auto;
    position: relative;
}

.underline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    margin-top: -3px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover::before {
    width: 100%;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

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

/* Animation Classes */
.animate-text {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

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

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

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.6s ease;
}

.animate-on-scroll.delay-1 {
    transition-delay: 0.2s;
}

.animate-on-scroll.delay-2 {
    transition-delay: 0.4s;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
}

header.sticky {
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 10px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--white);
    transition: var(--transition);
}

header.sticky .logo h1 {
    color: var(--secondary-color);
}

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

.nav-links {
    display: flex;
    align-items: center;
}

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

.nav-links a {
    color: var(--white);
    position: relative;
    font-weight: 500;
    padding: 6px 0;
}

header.sticky .nav-links a {
    color: var(--text-color);
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background: var(--white);
    transition: var(--transition);
}

header.sticky .bar {
    background: var(--text-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(46, 204, 113, 0.3);
    animation: float 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(46, 204, 113, 0.2);
    animation: float 10s ease-in-out infinite alternate;
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, 30px) scale(1.2);
    }
    100% {
        transform: translate(0, 0) scale(1);
    }
}

.hero-content {
    width: 50%;
    padding-left: 5%;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 500px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    width: 50%;
    position: relative;
    z-index: 1;
}

.image-container {
    position: relative;
    width: 80%;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    transition: transform 0.6s ease;
}

.image-container:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(46, 204, 113, 0.3), transparent);
    z-index: 1;
}

/* About Section */
.about-section {
    background: var(--light-bg);
    position: relative;
    overflow: hidden;
}

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

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-light);
}

.stats-container {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    flex: 1;
    margin: 0 10px;
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-10px);
}

.stat-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-item h4 {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.about-image {
    flex: 1;
    position: relative;
}

.about-image img {
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 5px solid var(--primary-color);
    border-radius: 10px;
    z-index: -1;
}

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

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    opacity: 0.1;
    transition: var(--transition);
    z-index: -1;
}

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

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

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.service-icon i {
    font-size: 1.8rem;
    color: var(--primary-dark);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--text-light);
}

/* Technology Section */
.tech-section {
    background: linear-gradient(rgba(29, 77, 79, 0.9), rgba(29, 77, 79, 0.9)), url('../img/tech-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
}

.tech-showcase {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.tech-item {
    flex-basis: 30%;
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.tech-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.2);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.tech-icon i {
    font-size: 2rem;
    color: var(--white);
}

.tech-item h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.tech-image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    overflow: hidden;
    border-radius: 10px;
    position: relative;
}

.gallery-item img {
    transition: transform 0.5s ease;
}

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

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(46, 204, 113, 0.6), transparent);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover::before {
    opacity: 1;
}

/* Testimonials Section */
.testimonials-section {
    background: var(--light-bg);
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    padding: 30px;
    display: none;
    position: relative;
}

.testimonial-card.active {
    display: block;
    animation: fadeIn 0.5s ease forwards;
}

.quote {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-light);
}

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

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 15px;
}

.author-info h4 {
    color: var(--secondary-color);
}

.author-info p {
    margin: 0;
    font-size: 0.9rem;
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 30px;
}

.prev-btn, .next-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.prev-btn:hover, .next-btn:hover {
    background: var(--primary-dark);
}

.slider-dots {
    display: flex;
    margin: 0 20px;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--text-light);
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-color);
}

/* Contact Section */
.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info, .contact-form {
    flex: 1;
}

.contact-info h3, .contact-form h3 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.info-item i {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-right: 15px;
}

.social-links {
    display: flex;
    margin-top: 30px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    margin-right: 10px;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--primary-color);
    color: var(--white);
}

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

.form-group input, .form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(46, 204, 113, 0.2);
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 30px;
}

.footer-logo, .footer-links, .footer-newsletter {
    flex-basis: 30%;
    margin-bottom: 20px;
}

.footer-logo h2 {
    margin-bottom: 15px;
}

.footer-logo span {
    color: var(--primary-color);
}

.footer-links h3, .footer-newsletter h3 {
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.footer-links h3::after, .footer-newsletter h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: #aaa;
    transition: var(--transition);
}

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

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

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: none;
    border-radius: 30px 0 0 30px;
}

.newsletter-form button {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0 20px;
    border-radius: 0 30px 30px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--primary-dark);
}

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

/* Scroll to Top */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.scroll-to-top:hover {
    background: var(--primary-dark);
}

/* Media Queries */
@media screen and (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .about-content, .contact-content {
        flex-direction: column;
    }
    
    .about-image {
        margin-top: 30px;
    }
    
    .tech-item {
        flex-basis: 45%;
        margin-bottom: 20px;
    }
}

@media screen and (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        padding: 20px 0;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .nav-links a {
        color: var(--text-color);
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }
    
    .hero-content, .hero-image {
        width: 100%;
        padding: 0 20px;
    }
    
    .hero-image {
        margin-top: 50px;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .stats-container {
        flex-direction: column;
    }
    
    .stat-item {
        margin: 10px 0;
    }
    
    .tech-item {
        flex-basis: 100%;
    }
    
    .footer-logo, .footer-links, .footer-newsletter {
        flex-basis: 100%;
        text-align: center;
    }
    
    .footer-links h3::after, .footer-newsletter h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .newsletter-form {
        max-width: 300px;
        margin: 20px auto 0;
    }
}

@media screen and (max-width: 576px) {
    section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
    }
}