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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
}

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

/* Navigation */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo h2 {
    color: #2c3e50;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo h1 {
    color: #2c3e50;
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #3498db;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #2c3e50;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.1) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-slide {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.hero-slide.active {
    display: block;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    font-weight: 300;
}

.cta-button {
    background: #3498db;
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.hero-nav {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 3;
}

.hero-prev, .hero-next {
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-prev:hover, .hero-next:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

/* About Section */
.about {
    padding: 200px 0 100px 0;
    background: #f8f9fa;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about h2 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 2rem;
    font-weight: 700;
}

.about p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

.about-values h3 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 2rem;
    font-weight: 600;
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.value-item i {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 1rem;
}

.value-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
}

/* Products Section */
.products {
    padding: 180px 0 100px 0;
    background: white;
}

.products h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 60px;
    font-weight: 700;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.product-category {
    background: #f8f9fa;
    border-radius: 20px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    cursor: pointer;
    overflow: hidden;
}

.product-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    background: white;
}

.product-header {
    padding: 40px 30px 30px;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.toggle-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.2rem;
    color: #3498db;
    transition: transform 0.3s ease;
}

.product-category.active .toggle-icon {
    transform: rotate(180deg);
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon i {
    font-size: 2rem;
    color: white;
}

.product-category h3 {
    font-size: 1.3rem;
    color: #2c3e50;
    font-weight: 600;
    margin: 0;
}

.product-list {
    list-style: none;
    text-align: left;
    padding: 0 30px 30px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.3s ease;
}

.product-category.active .product-list {
    max-height: 500px;
    padding: 20px 30px 30px;
}

.product-list li {
    padding: 8px 0;
    color: #555;
    border-bottom: 1px solid #e9ecef;
    position: relative;
    padding-left: 20px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.product-category.active .product-list li {
    opacity: 1;
    transform: translateY(0);
}

.product-list li::before {
    content: '•';
    color: #3498db;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.product-list li:last-child {
    border-bottom: none;
}

.product-list li:hover {
    color: #3498db;
    padding-left: 25px;
}

/* Statistics Section */
.statistics {
    padding: 100px 0;
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    text-align: center;
}

.statistics h2 {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 60px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-item {
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 2px;
    line-height: 1.4;
    color: #ecf0f1;
}

/* Clients Section */
.clients {
    padding: 100px 0;
    background: white;
}

.clients h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 30px;
    font-weight: 700;
}

.clients-intro {
    text-align: center;
    font-size: 1.1rem;
    color: #555;
    max-width: 800px;
    margin: 0 auto 60px;
    line-height: 1.8;
}

.clients-showcase {
    margin-bottom: 80px;
}

.clients-showcase h3 {
    text-align: center;
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 40px;
    font-weight: 600;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.client-item {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    background: white;
}

.client-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    filter: grayscale(0%);
    transition: all 0.3s ease;
}

.client-item:hover img {
    filter: grayscale(100%);
    transform: scale(1.05);
}

.industry-sectors h3 {
    text-align: center;
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 40px;
    font-weight: 600;
}

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

.sector-item {
    background: #f8f9fa;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.sector-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    background: white;
}

.sector-item i {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 20px;
}

.sector-item h4 {
    font-size: 1.3rem;
    color: #2c3e50;
    margin-bottom: 15px;
    font-weight: 600;
}

.sector-item p {
    color: #555;
    font-size: 1rem;
    line-height: 1.6;
}

/* Strengths Section */
.strengths {
    padding: 100px 0;
    background: #2c3e50;
    color: white;
}

.strengths h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    font-weight: 700;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.strength-item {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.2);
}

.strength-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
}

.strength-item i {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 20px;
}

.strength-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: #f8f9fa;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 60px;
    font-weight: 700;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.submit-btn {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    width: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-item h4 {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 10px;
    font-weight: 600;
}

.contact-item p {
    color: #555;
    font-size: 1rem;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

.footer h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    font-weight: 600;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.2);
}

.social-link:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.social-link i {
    font-size: 2rem;
    color: #3498db;
}

.social-link h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    font-weight: 600;
}

.social-link p {
    font-size: 0.9rem;
    color: #bdc3c7;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.2);
    color: #bdc3c7;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .industries-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }

    .sectors-grid {
        grid-template-columns: 1fr;
    }

    .strengths-grid {
        grid-template-columns: 1fr;
    }

    .social-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .about h2,
    .products h2,
    .services h2,
    .industries h2,
    .strengths h2,
    .contact h2 {
        font-size: 2rem;
    }

    .contact-form {
        padding: 20px;
    }
}

/* Smooth scrolling offset for fixed header */
section {
    scroll-margin-top: 120px;
}