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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #000000;
    font-feature-settings: 'kern' 1, 'liga' 1;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h1 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 0.5px;
    font-family: 'Inter', sans-serif;
    margin: 0;
    text-transform: uppercase;
}

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

.nav-link {
    text-decoration: none;
    color: #888888;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #ffffff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ffffff;
    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: #f7fafc;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.01) 0%, transparent 50%);
    background-size: 800px 800px, 1200px 1200px;
    animation: patternMove 30s ease-in-out infinite;
}

@keyframes patternMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(1deg); }
    66% { transform: translate(-20px, 20px) rotate(-1deg); }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
    animation: heroFadeIn 1.2s ease-out;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 2px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 400;
    margin-bottom: 2rem;
    line-height: 1.2;
    letter-spacing: 1px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
}

.title-main {
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    color: #ffffff;
}

.title-accent {
    color: #ffffff;
    font-weight: 600;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    font-weight: 400;
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}


.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: 0.3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

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

.btn-primary {
    background: #ffffff;
    color: #000000;
    border-color: #ffffff;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    background: #f0f0f0;
    border-color: #f0f0f0;
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.1);
}

/* Section Styles */
section {
    padding: 120px 0;
    position: relative;
}

section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 400;
    color: #ffffff;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
    font-family: 'Inter', sans-serif;
    position: relative;
    text-transform: uppercase;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background: #ffffff;
    border-radius: 1px;
}

.section-header p {
    font-size: 1.2rem;
    color: #888888;
    max-width: 700px;
    margin: 0 auto;
    font-weight: 400;
    line-height: 1.7;
}

/* About Section */
.about {
    background: #000000;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-text p {
    color: #888888;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    background: #1a1a1a;
    padding: 2.5rem;
    border-radius: 2px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    border-left: 2px solid #ffffff;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.02);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.stat-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}

.stat-item h4 {
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-item p {
    color: #888888;
    line-height: 1.6;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.service-text h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-text p {
    color: #888888;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.service-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.service-item h4 {
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-item p {
    color: #888888;
    line-height: 1.6;
}

.service-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: #ffffff;
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateX(10px);
    box-shadow: none;
}

.service-icon {
    color: #ffffff;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: flex-start;
    position: relative;
    z-index: 2;
}

.service-icon svg {
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon svg {
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.service-card p {
    color: #888888;
    line-height: 1.6;
}

/* Subsidiaries Section */
.subsidiaries {
    background: #000000;
    color: white;
}

.subsidiaries .section-header h2,
.subsidiaries .section-header p {
    color: white;
}

.subsidiaries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.subsidiary-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease;
}

.subsidiary-item:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.15);
}

.subsidiary-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.subsidiary-item p {
    opacity: 0.9;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background: #000000;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 500px;
}

.contact-text h3 {
    font-size: 1.3rem;
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-text p {
    color: #888888;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item h4 {
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-item p {
    color: #888888;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Contact Form */
.contact-form {
    background: transparent;
    padding: 2rem 0;
    border-radius: 0;
    box-shadow: none;
    border: none;
    position: relative;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid #333333;
    border-radius: 2px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: #000000;
    color: #ffffff;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffffff;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

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

/* Footer */
.footer {
    background: #000000;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
    color: #a0aec0;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 1rem;
    text-align: center;
    color: #a0aec0;
}

/* Premium Scroll Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }

/* Premium Loading States */
.loading-shimmer {
    background: linear-gradient(
        90deg,
        rgba(74, 144, 226, 0.1) 0%,
        rgba(74, 144, 226, 0.2) 50%,
        rgba(74, 144, 226, 0.1) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Premium Hover Effects */
.premium-hover {
    position: relative;
    overflow: hidden;
}

.premium-hover::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.3) 0%, transparent 70%);
    transition: all 0.6s ease;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    pointer-events: none;
}

.premium-hover:hover::after {
    width: 300px;
    height: 300px;
}

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

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #111111;
        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;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

    section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .service-card,
    .contact-form {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-stats {
        padding: 1.5rem 0;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .nav-logo h1 {
        font-size: 1.25rem;
    }

    .service-card,
    .contact-form {
        padding: 1.5rem;
    }

    .btn {
        padding: 10px 24px;
        font-size: 0.9rem;
    }
}

/* Premium Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.service-card {
    animation: fadeInUp 0.8s ease forwards;
}

.stat-item {
    animation: slideInLeft 0.8s ease forwards;
}

.subsidiary-item {
    animation: slideInRight 0.8s ease forwards;
}

/* Smooth scrolling enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
input:focus,
textarea:focus {
    outline: 1px solid #ffffff;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero {
        background: #000;
    }
    
    .btn-primary {
        background: #000;
        border-color: #000;
    }
    
    .service-card,
    .stat-item,
    .contact-item {
        border: 2px solid #000;
    }
}