/* CSS Variables */
        :root {
            --primary: #0ea5e9;
            --primary-hover: #0284c7;
            --secondary: #6366f1;
            --dark-bg: #0b0f19;
            --card-bg: rgba(20, 28, 47, 0.7);
            --card-border: rgba(255, 255, 255, 0.08);
            --text-primary: #f8fafc;
            --text-secondary: #94a3b8;
            --accent: #10b981;
            --glass-bg: rgba(11, 15, 25, 0.8);
            --glass-border: rgba(255, 255, 255, 0.05);
            --font-main: 'Inter', sans-serif;
            --font-heading: 'Poppins', sans-serif;
        }

        /* Reset & Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--dark-bg);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Utility Classes */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-family: var(--font-heading);
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(14, 165, 233, 0.6);
        }

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

        .btn-outline:hover {
            background: var(--primary);
            color: #ffffff;
            transform: translateY(-2px);
        }

        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--glass-bg);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--glass-border);
            transition: padding 0.3s ease;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .logo {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: #ffffff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

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

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

        .nav-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
            font-size: 0.95rem;
        }

        .nav-link:hover {
            color: var(--primary);
        }

        /* Language Switcher */
        .lang-container {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.05);
            padding: 0.4rem 0.8rem;
            border-radius: 20px;
            border: 1px solid var(--glass-border);
        }

        .lang-switcher {
            font-size: 0.8rem;
            font-weight: 600;
            cursor: pointer;
            color: var(--text-secondary);
            transition: color 0.3s ease;
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
        }

        .lang-switcher:hover {
            color: var(--primary);
        }

        /* Mobile Nav Toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
        }

        .nav-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--text-primary);
            margin: 5px 0;
            transition: 0.3s ease;
        }

        /* Hero Section */
        #hero {
            padding: 180px 0 100px 0;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
        }

        #hero::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
            z-index: -1;
        }

        #hero::after {
            content: '';
            position: absolute;
            bottom: -10%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
            z-index: -1;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 4rem;
            align-items: center;
        }

        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: 3.5rem;
            line-height: 1.2;
            font-weight: 700;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-content p {
            font-size: 1.125rem;
            color: var(--text-secondary);
            margin-bottom: 2.5rem;
            max-width: 550px;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
        }

        .hero-image {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-image img {
            width: 100%;
            max-width: 500px;
            border-radius: 16px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            border: 1px solid var(--card-border);
        }

        /* Services Section */
        #services {
            padding: 100px 0;
            background: relative;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 4rem auto;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: 16px;
            padding: 2.5rem 2rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: rgba(14, 165, 233, 0.3);
            box-shadow: 0 10px 30px rgba(14, 165, 233, 0.1);
        }

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

        .service-icon {
            width: 60px;
            height: 60px;
            background: rgba(14, 165, 233, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }

        .service-icon svg {
            width: 30px;
            height: 30px;
            fill: none;
            stroke: var(--primary);
            stroke-width: 2;
        }

        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .service-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* About & Stats Section */
        #about {
            padding: 100px 0;
            background: rgba(15, 23, 42, 0.5);
        }

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

        .about-content h2 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .about-content p {
            color: var(--text-secondary);
            margin-bottom: 2rem;
            font-size: 1.05rem;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.5rem;
            display: block;
        }

        .stat-label {
            color: var(--text-secondary);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 600;
        }

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

        .contact-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 4rem;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .contact-info h2 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .contact-info p {
            color: var(--text-secondary);
            margin-bottom: 2.5rem;
            font-size: 1.05rem;
        }

        .info-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .info-icon {
            width: 44px;
            height: 44px;
            background: rgba(14, 165, 233, 0.1);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .info-icon svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: var(--primary);
            stroke-width: 2;
        }

        .info-text h4 {
            font-weight: 600;
            margin-bottom: 0.2rem;
        }

        .info-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        .contact-form-container {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            padding: 3rem;
            border-radius: 16px;
            backdrop-filter: blur(10px);
        }

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

        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .form-control {
            width: 100%;
            padding: 0.8rem 1.2rem;
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid var(--card-border);
            border-radius: 8px;
            color: #ffffff;
            font-family: var(--font-main);
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
        }

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

        /* Footer */
        footer {
            background: #070a12;
            padding: 4rem 0 2rem 0;
            border-top: 1px solid var(--glass-border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(2, 0.75fr);
            gap: 4rem;
            margin-bottom: 3rem;
        }

        .footer-about p {
            color: var(--text-secondary);
            margin-top: 1rem;
            font-size: 0.95rem;
            max-width: 320px;
        }

        .footer-links h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

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

        .footer-links li {
            margin-bottom: 0.8rem;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.3s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        /* Responsive Design */
        @media (max-width: 991px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 3rem;
                text-align: center;
            }

            .hero-content h1 {
                font-size: 2.8rem;
            }

            .hero-content p {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-buttons {
                justify-content: center;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 3rem;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 3rem;
            }

            .footer-grid {
                grid-template-columns: 1fr repeat(2, 1fr);
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }

            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: var(--dark-bg);
                flex-direction: column;
                padding: 3rem 1.5rem;
                transition: 0.3s ease-in-out;
                z-index: 999;
                border-top: 1px solid var(--glass-border);
            }

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

            .lang-container {
                margin-top: 2rem;
            }

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

            .footer-about {
                text-align: center;
            }

            .footer-about p {
                max-width: 100%;
            }

            .footer-links {
                text-align: center;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }
        }