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

        :root {
            --deep-navy: #0B132B;
            --electric-cyan: #00E5FF;
            --electric-cyan-dim: #00b8d4;
            --cloud-grey: #F0F4F8;
            --white: #ffffff;
            --text-light: #4A5568;
            --text-muted: #718096;
            --shadow: 0 20px 30px -10px rgba(0, 229, 255, 0.08);
            --shadow-hover: 0 30px 40px -12px rgba(0, 229, 255, 0.15);
            --border-radius-card: 24px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: var(--white);
            color: var(--deep-navy);
            line-height: 1.5;
            overflow-x: hidden;
        }

        h1, h2, h3, h4 {
            font-weight: 600;
            letter-spacing: -0.02em;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        section {
            padding: 100px 0;
        }

        /* ---------- HEADER & LOGO ---------- */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(11, 19, 43, 0.05);
            transition: var(--transition);
            padding: 16px 0;
        }

        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 16px;
            margin-right: 8px; 
            border: 1.5px solid rgba(0, 229, 255, 0.3);
            transition: var(--transition);
        }

        .logo-icon:hover {
            transform: scale(1.02);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            margin-left: 4px;
        }

        .logo-text .eter {
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 600;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--deep-navy);
            margin-bottom: -2px;
        }

        .logo-text .orld {
            font-family: 'Space Grotesk', sans-serif;
            font-weight: 300;
            font-size: 1rem;
            letter-spacing: 0.22em;
            text-transform: uppercase;
            color: var(--electric-cyan-dim);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .nav-links {
            display: flex;
            gap: 40px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--deep-navy);
            font-weight: 500;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 0%;
            height: 2.5px;
            background: var(--electric-cyan);
            transition: var(--transition);
            border-radius: 2px;
        }

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

        .btn-primary {
            background: var(--deep-navy);
            color: white;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 16px rgba(11, 19, 43, 0.1);
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .btn-primary:hover {
            background: #1a2f5e;
            box-shadow: 0 12px 20px rgba(0, 229, 255, 0.2);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--deep-navy);
            color: var(--deep-navy);
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: var(--deep-navy);
            color: white;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 28px;
            height: 22px;
            cursor: pointer;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            height: 3px;
            width: 100%;
            background: var(--deep-navy);
            border-radius: 4px;
            transition: all 0.3s ease;
        }

        .hamburger.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
        .hamburger.active span:nth-child(2) { opacity: 0; }
        .hamburger.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: min(85%, 340px);
            height: 100vh;
            background: var(--white);
            padding: 80px 24px 40px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: right 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            z-index: 999;
            box-shadow: -10px 0 30px rgba(0,0,0,0.1);
            overflow-y: auto;
        }

        .mobile-nav.active { right: 0; }

        .mobile-nav a {
            color: var(--deep-navy);
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 500;
            padding: 14px 20px;
            border-radius: 12px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 14px;
            background: rgba(0, 0, 0, 0.02);
        }

        .mobile-nav a i { 
            color: var(--electric-cyan); 
            width: 24px; 
            font-size: 1.2rem;
            display: flex;
            justify-content: center;
            align-items: center;
            background: rgba(0, 229, 255, 0.1);
            height: 36px;
            width: 36px;
            border-radius: 8px;
        }
        
        .mobile-nav a:hover, .mobile-nav a.active { 
            color: var(--deep-navy); 
            background: rgba(0, 229, 255, 0.08);
            transform: translateX(4px);
        }

        .mobile-nav a.btn-primary {
            margin-top: 20px;
            justify-content: center;
            background: var(--electric-cyan);
            color: var(--deep-navy);
            border-radius: 40px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(0, 229, 255, 0.3);
        }
        .mobile-nav a.btn-primary i {
            background: transparent;
            color: var(--deep-navy);
            height: auto;
            width: auto;
        }
        .mobile-nav a.btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 229, 255, 0.4);
        }

        .overlay {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.5);
            backdrop-filter: blur(4px);
            opacity: 0; visibility: hidden;
            transition: 0.3s;
            z-index: 998;
        }
        .overlay.active { opacity: 1; visibility: visible; }

        /* ---------- HERO ---------- */
        .hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 10% 20%, rgba(0, 229, 255, 0.03) 0%, transparent 40%);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 229, 255, 0.12);
            padding: 8px 20px;
            border-radius: 40px;
            font-weight: 500;
            margin-bottom: 28px;
            border: 1px solid rgba(0, 229, 255, 0.3);
        }
        .hero h1 {
            font-size: clamp(2.5rem, 6vw, 4.2rem);
            line-height: 1.1;
            margin-bottom: 24px;
        }
        .hero-highlight {
            background: linear-gradient(135deg, #0B132B 0%, #007c8c 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero p {
            font-size: 1.2rem;
            color: var(--text-light);
            margin-bottom: 40px;
            max-width: 500px;
        }
        .hero-cta {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .code-card {
            background: var(--deep-navy);
            padding: 28px;
            border-radius: 32px;
            color: white;
            box-shadow: 0 30px 40px -15px rgba(0, 229, 255, 0.2);
            transform: perspective(1000px) rotateY(-3deg) rotateX(2deg);
            transition: var(--transition);
            border: 1px solid rgba(0, 229, 255, 0.25);
        }
        .code-card:hover {
            transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
        }
        .code-line {
            display: flex;
            gap: 16px;
            font-family: 'Space Grotesk', monospace;
            margin-bottom: 12px;
        }
        .line-number { color: var(--electric-cyan); opacity: 0.7; }

        /* ---------- SECTION STYLES ---------- */
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        .section-sub {
            color: var(--text-light);
            margin-bottom: 60px;
            font-size: 1.2rem;
        }
        .text-center { text-align: center; }

        /* Services Grid */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .service-card {
            background: var(--white);
            padding: 40px 28px;
            border-radius: var(--border-radius-card);
            box-shadow: var(--shadow);
            border: 1px solid rgba(0, 229, 255, 0.08);
            transition: var(--transition);
        }
        .service-card:hover {
            transform: translateY(-12px);
            box-shadow: var(--shadow-hover);
            border-color: var(--electric-cyan);
        }
        .service-icon { font-size: 2.8rem; color: var(--electric-cyan); margin-bottom: 24px; }
        
        /* About Grid */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        /* Counters */
        .counters-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 40px;
        }
        .counter-item {
            text-align: center;
            padding: 30px 20px;
            background: var(--white);
            border-radius: 20px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(0,229,255,0.1);
        }
        .counter-number {
            font-size: 3.5rem;
            font-weight: 700;
            color: var(--electric-cyan);
            line-height: 1.2;
        }
        .counter-label {
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Portfolio Grid */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .portfolio-item {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
            background: white;
            border: 1px solid rgba(15, 23, 42, 0.06);
            display: flex;
            flex-direction: column;
        }
        .portfolio-item:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
        }
        .portfolio-media {
            position: relative;
            overflow: hidden;
        }
        .portfolio-img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            background: #e2e8f0;
            transition: transform 0.45s ease;
            display: block;
        }
        .portfolio-item:hover .portfolio-img {
            transform: scale(1.06);
        }
        .portfolio-content {
            padding: 22px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex: 1;
        }
        .portfolio-badge {
            display: inline-flex;
            align-items: center;
            width: fit-content;
            padding: 6px 12px;
            border-radius: 999px;
            background: rgba(0, 229, 255, 0.12);
            color: var(--electric-cyan-dim);
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
        }
        .portfolio-company {
            font-weight: 600;
            font-size: 1.3rem;
            line-height: 1.3;
            color: var(--deep-navy);
        }
        .portfolio-content p {
            margin: 0;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .portfolio-link {
            color: var(--electric-cyan-dim);
            text-decoration: none;
            font-weight: 500;
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .portfolio-preview-btn {
            position: absolute;
            left: 20px;
            bottom: 20px;
            background: rgba(11, 19, 43, 0.82);
            color: white;
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 999px;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }
        .portfolio-preview-btn:hover,
        .portfolio-link:hover {
            color: var(--electric-cyan);
        }
        .portfolio-preview-btn:hover {
            background: rgba(0, 229, 255, 0.16);
        }

        /* Lightbox */
        .lightbox {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(11,19,43,0.95);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 2000;
            padding: 20px;
        }
        .lightbox.active { display: flex; }
        .lightbox-content {
            width: min(920px, 100%);
            max-height: 90vh;
            position: relative;
            overflow-y: auto;
        }
        .lightbox-img {
            width: 100%;
            max-height: 60vh;
            object-fit: cover;
            border-radius: 20px 20px 0 0;
            box-shadow: 0 0 40px rgba(0,229,255,0.3);
            display: block;
        }
        .lightbox-close {
            position: absolute;
            top: -40px;
            right: 0;
            color: white;
            font-size: 2rem;
            cursor: pointer;
        }
        .lightbox-caption {
            color: var(--deep-navy);
            background: white;
            padding: 28px;
            border-radius: 0 0 20px 20px;
            text-align: left;
        }
        .lightbox-caption .portfolio-badge {
            margin-bottom: 12px;
        }
        .lightbox-caption .portfolio-company {
            margin-bottom: 12px;
        }
        .lightbox-caption p {
            margin: 0 0 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .lightbox-caption .portfolio-link {
            margin-top: 8px;
        }

        /* Software Products */
        .software-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .software-card {
            background: white;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .software-card:hover { transform: translateY(-8px); }
        .software-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: #cbd5e1;
        }
        .software-body {
            padding: 24px;
        }
        .software-title {
            font-size: 1.5rem;
            margin-bottom: 12px;
        }
        .software-desc {
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .read-more {
            color: var(--electric-cyan-dim);
            font-weight: 600;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        /* Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .testimonial-card {
            background: white;
            padding: 36px; 
            box-shadow: var(--shadow);
            border-left: 6px solid var(--electric-cyan);
        }
        .testimonial-text {
            font-size: 1.2rem;
            margin-bottom: 24px;
            font-style: italic;
        }
        .testimonial-author {
            font-weight: 700;
        }
        .testimonial-role {
            color: var(--text-muted);
        }

        /* Blog Section */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .blog-card {
            background: white;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .blog-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .blog-content {
            padding: 24px;
        }
        .blog-date {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 10px;
        }
        .blog-title {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        /* Floating Widget */
        .floating-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            z-index: 900;
        }
        .widget-btn {
            width: 60px;
            height: 60px;
            border-radius: 30px;
            background: var(--deep-navy);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            transition: var(--transition);
            text-decoration: none;
            border: 1px solid var(--electric-cyan);
        }
        .widget-btn.whatsapp { background: #25D366; }
        .widget-btn.call { background: var(--electric-cyan-dim); color: var(--deep-navy); }
        .widget-btn:hover { transform: scale(1.1); }

        /* Footer */
        footer {
            background: var(--deep-navy);
            color: white;
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 2fr 1.5fr;
            gap: 40px;
        }
        .footer-links a {
            color: #b0c4de;
            text-decoration: none;
            display: block;
            margin-bottom: 12px;
        }
        .footer-links a:hover { color: var(--electric-cyan); }
        .copyright {
            text-align: center;
            margin-top: 60px;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #7e8aa2;
        }

        /* Animation */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .services-grid, .portfolio-grid, .software-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
            .about-grid { gap: 40px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .hamburger { display: flex; }
            .hero-grid { grid-template-columns: 1fr; }
            .hero { padding: 130px 0 60px; }
            .about-grid { grid-template-columns: 1fr; gap: 40px; }
            .services-grid, .portfolio-grid, .software-grid, .blog-grid, .testimonials-grid { grid-template-columns: 1fr; }
            .counters-grid { 
                grid-template-columns: repeat(4, 1fr); 
                gap: 10px;
                margin-top: 20px;
            }
            .counter-item {
                padding: 15px 5px;
            }
            .counter-number {
                font-size: 1.5rem;
            }
            .counter-label {
                font-size: 0.7rem;
            }
            .footer-grid { grid-template-columns: 1fr; }
            
            .floating-widget {
                bottom: 20px;
                right: 20px;
                gap: 12px;
            }
            .widget-btn {
                width: 50px;
                height: 50px;
                font-size: 22px;
            }
        }
        @media (max-width: 480px) {
            .hero-cta { flex-direction: column; }
            .widget-btn {
                width: 45px;
                height: 45px;
                font-size: 20px;
            }
        }