:root {
            --primary: #00ffff;
            --primary-dark: #00b7eb;
            --secondary: #ff00ff;
            --dark: #0a0a1f;
            --light: #e0f7fa;
            --gradient-neon: linear-gradient(135deg, #00ffff 0%, #ff00ff 50%, #00ffcc 100%);
            --gradient-bg: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.5);
            --transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
        }

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

        body {
            font-family: 'Inter', sans-serif;
            background: var(--dark);
            color: #fff;
            overflow-x: hidden; padding-top: 100px;
        }

        h1, h2, h3, h4 { font-family: 'Orbitron', sans-serif; letter-spacing: 2px; }

        .container { width: 90%; max-width: 1400px; margin: 0 auto; padding: 0 20px; }

        /* Navbar */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(10, 10, 31, 0.85);
            backdrop-filter: blur(20px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 255, 255, 0.2);
            transition: var(--transition);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 0;
        }

        .logo {
            font-size: 2.5rem;
            background: var(--gradient-neon);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: var(--shadow-glow);
            z-index: 1002;
        }

        .nav-links {
            display: flex;
            gap: 2.5rem;
            align-items: center;
        }

        .nav-links a {
            color: #fff;
            text-decoration: none;
            font-weight: 500;
            position: relative;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            box-shadow: var(--shadow-glow);
            transition: var(--transition);
        }

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

        /* Hamburger Menu */
        .hamburger {
            display: none;
            font-size: 2rem;
            color: var(--primary);
            cursor: pointer;
            z-index: 1002;
            transition: var(--transition);
        }

        .hamburger.active .fa-bars { display: none; }
        .hamburger.active .fa-xmark { display: block; }
        .hamburger .fa-xmark { display: none; }

        /* Mobile Menu */
        @media (max-width: 992px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                max-width: 400px;
                height: 100vh;
                background: rgba(10, 10, 31, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: 3rem;
                transition: right 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
                box-shadow: -10px 0 30px rgba(0, 255, 255, 0.2);        z-index: 99999;
            }

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

            .nav-links a {
                font-size: 1.8rem;
            }

            .hamburger {
                display: block;    z-index: 999999999;
            }
        }

        /* Hero */
        #hero-canvas {
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            z-index: 1;
        }

        .hero {
            position: relative;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at center, transparent 20%, var(--dark) 80%);
            z-index: 2;
        }

        .hero-content-wrapper {
            position: relative;
            z-index: 3;
            width: 100%;
        }

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

        .hero-title {
            font-size: 5.2rem;
            background: var(--gradient-neon);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: var(--shadow-glow);
            line-height: 1.1;
        }

        .hero-subtitle {
            font-size: 2.8rem;
            margin: 1.5rem 0;
            color: var(--primary);
            opacity: 0.95;
        }

        .hero-desc {
            font-size: 1.7rem;
            opacity: 0.9;
            max-width: 600px; color: #fff;
        }

        .hero-img {
            border-radius: 25px;
            overflow: hidden;
            box-shadow: 0 0 40px rgba(0, 255, 255, 0.6);
        }

        .hero-img img {
            width: 100%;
            height: auto;
            transition: var(--transition);
        }

        .hero-img:hover img { transform: scale(1.12); }

        .btn-neon {
            margin-top: 3rem;
            padding: 18px 45px;
            background: transparent;
            border: 3px solid var(--primary);
            color: var(--primary);
            font-size: 1.3rem;
            font-weight: 600;
            border-radius: 60px;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: var(--transition);
        }

        .btn-neon:hover {
            background: var(--primary);
            color: var(--dark);
            box-shadow: 0 0 50px rgba(0,255,255,0.9);
            transform: scale(1.12);
        }

        /* Sections */
        section {      background: #1e1e29;   padding: 70px 0; position: relative; }

        .section-title {
            text-align: center;
            font-size: 3.8rem;
            margin-bottom: 2.5rem;
            background: var(--gradient-neon);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-desc {
            text-align: center;
            font-size: 1.4rem;
            opacity: 0.85;
            max-width: 900px;
            margin: 0 auto 5rem; color: #fff;
        }

        /* About */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 6rem;
            align-items: center;
        }

        .about-text p {
            font-size: 16px;
            line-height: 1.9;
            margin-bottom: 1.8rem;
            opacity: 0.92;    color: #fff;
        }

        .about-img {
            border-radius: 25px;
            overflow: hidden;
            box-shadow: 0 0 40px rgba(0, 255, 255, 0.5);
        }

        .about-img img { width: 100%; transition: var(--transition);     height: 500px;}

        .about-img:hover img { transform: scale(1.12);    object-fit: cover; }

        /* Timeline */
        .timeline-section { background: var(--gradient-bg); }

        .timeline-container {
            position: relative;
            max-width: 1100px;
            margin: 0 auto;
        }

        .timeline-line {
            position: absolute;
            left: 50%;
            width: 5px;
            height: 100%;
            background: var(--primary);
            box-shadow: var(--shadow-glow);
            transform: translateX(-50%);
        }

        .timeline-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 5rem 0;
            position: relative;
        }

        .timeline-item:nth-child(even) { flex-direction: row-reverse; }

        .timeline-icon {
            width: 90px;
            height: 90px;
            background: var(--dark);
            border: 4px solid var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--primary);
            box-shadow: 0 0 30px rgba(0,255,255,0.7);
            z-index: 2;
        }

        .timeline-card {
            width: 45%;
            background: rgba(255,255,255,0.06);
            backdrop-filter: blur(18px);
            padding: 2.5rem;
            border-radius: 25px;
            border: 1px solid rgba(0,255,255,0.4);
            box-shadow: var(--shadow-glow);
        }

        .timeline-card h4 {
            font-size: 2rem;
            margin-bottom: 1.2rem;
            color: var(--primary);
        }
        .timeline-item p{color: #fff;}

        /* Services */
        #services p{color: #fff;}
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 4rem;
        }

        .service-card {
            background: rgba(255,255,255,0.06);
            backdrop-filter: blur(18px);
            border: 1px solid rgba(0,255,255,0.4);
            border-radius: 25px;
            overflow: hidden;
            box-shadow: var(--shadow-glow);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-25px);
            box-shadow: 0 0 60px rgba(0,255,255,0.7);
        }

        .service-img img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            transition: var(--transition);
        }
.btn-neon a{text-decoration: none; color: #fff;}
        .service-card:hover .service-img img { transform: scale(1.25); }

        .service-body {
             padding: 30px;
        }

        .service-body h4 {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--primary);
        }

        /* Contact */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 6rem;
        }

        .contact-info h3 {
            font-size: 2.8rem;
            margin-bottom: 2.5rem;
            color: var(--primary);
        }

        .contact-item {
            margin-bottom: 2rem;
            font-size: 1.3rem;
            opacity: 0.9; color: #fff;
        }

        form input, form textarea {
            width: 100%;
            padding: 1.2rem;
            margin-bottom: 1.5rem;
            background: rgba(255,255,255,0.08);
            border: 2px solid var(--primary);
            border-radius: 15px;
            color: #fff;
            font-size: 1.1rem;
        }

        form input::placeholder, form textarea::placeholder { color: rgba(255,255,255,0.7); }

        .btn-submit {
            padding: 18px 50px;
            background: var(--primary);
            border: none;
            color: var(--dark);
            font-size: 1.3rem;
            font-weight: 600;
            border-radius: 60px;
            cursor: pointer;
            box-shadow: 0 0 40px rgba(0,255,255,0.8);
            transition: var(--transition);
        }

        .btn-submit:hover {
            transform: scale(1.1);
            box-shadow: 0 0 60px rgba(0,255,255,1);
        }

        /* Footer */
        footer {
            background: #000;
            padding: 5rem 0;
            text-align: center;
            font-size: 1.2rem;
            opacity: 0.9;
        }

        /* Responsive Adjustments */
        @media (max-width: 992px) {
            .hero-grid, .about-grid, .contact-grid { 
                grid-template-columns: 1fr; 
                gap: 3rem;
                text-align: center;
            }
            .hero-title { font-size: 4rem; }
            .hero-subtitle { font-size: 2.3rem; }
            .hero-desc { font-size: 1.4rem; }

            .timeline-item, .timeline-item:nth-child(even) { 
                flex-direction: column; 
                text-align: center;
            }
            .timeline-card { 
                width: 100%; 
                margin-top: 2.5rem; padding: 25px;
            }
            .timeline-line { 
                left: 45px; 
            }
            .timeline-icon { 
                position: absolute; 
                left: 20px; 
                        top: -30px;
            }
            .timeline-card h4 {
    font-size: 20px;}

            section { padding: 100px 0; }
        }

        @media (max-width: 576px) {
            .hero-title { font-size: 3.2rem; }
            .hero-subtitle { font-size: 2rem; }
            .section-title { font-size: 3rem; }
            .btn-neon, .btn-submit { padding: 16px 40px; font-size: 1.2rem; }
        }

        footer {
        background: linear-gradient(to bottom, #0a0a1f, #000);
           padding: 3rem 0 1rem;
        position: relative;
        overflow: hidden;
        color: #aaa;
    }

    footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--primary), transparent);
        box-shadow: 0 0 20px var(--primary);
    }

    .footer-content {
        text-align: center;
        max-width: 1000px;
        margin: 0 auto;
    }

    .footer-logo {
        font-size: 3rem;
        background: var(--gradient-neon);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 0.5rem;
    }

    .footer-tagline {
        font-size: 1.1rem;
        opacity: 0.8;
        margin-bottom: 3rem;
    }

    .footer-links, .footer-newsletter {
        margin: 3rem 0;
    }

    .footer-heading {
        font-size: 1.8rem;
        color: #ccc;
        margin-bottom: 1.5rem;
        position: relative;
    }

    .footer-links ul {
        list-style: none;
        display: flex;
        justify-content: center;
        gap: 2rem;
        flex-wrap: wrap;
    }

    .footer-links a {
        color: var(--primary);
        text-decoration: none;
        font-size: 1.2rem;
        position: relative;
        transition: var(--transition);
    }

    .footer-links a::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: var(--transition);
    }

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

    .footer-links a:hover {
        color: #fff;
    }

    .newsletter-desc {
        font-size: 1.1rem;
        opacity: 0.8;
        margin-bottom: 1.5rem;
    }

    .newsletter-form {
        max-width: 500px;
        margin: 0 auto;
    }

    .input-wrapper {
        position: relative;
        display: flex;
    }

    .newsletter-form input {
        width: 100%;
        padding: 1.2rem 1.5rem;
        border: none;
        border-radius: 50px;
        background: #fff;
        color: #333;
        font-size: 1.1rem;
    }

    .newsletter-form input::placeholder {
        color: #999;
    }

    .newsletter-form button {
        position: absolute;
        right: 8px;
           top: 37%;
        transform: translateY(-50%);
        background: var(--primary);
        border: none;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        color: var(--dark);
        font-size: 1.3rem;
        cursor: pointer;
        transition: var(--transition);
        box-shadow: 0 0 15px rgba(0,255,255,0.5);
    }

    .newsletter-form button:hover {
        transform: translateY(-50%) scale(1.1);
        box-shadow: 0 0 25px rgba(0,255,255,0.8);
    }

    .footer-copyright {
        font-size: 1rem;
        opacity: 0.6;
        margin-top: 4rem;
    }

    @media (max-width: 768px) {
        .footer-links ul {
            flex-direction: column;
            gap: 1rem;
        }

        .newsletter-form input {
            padding-right: 70px;
        }
    }

    /* Arrow Scroll to Top Button */
    .scroll-top-btn{
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 56px;
      height: 56px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #000;
      border: none;
      border-radius: 50%;
      font-size: 1.5rem;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--glow);
      opacity: 0;
      visibility: hidden;
      transform: translateY(20px) scale(0.8);
      transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
      z-index: 999;
      backdrop-filter: blur(8px);
    }

    .scroll-top-btn.show {
      opacity: 1;
      visibility: visible;
      transform: translateY(0) scale(1);
    }

    .scroll-top-btn:hover {
      transform: translateY(-6px) scale(1.12);
      box-shadow: 0 0 45px rgba(0, 212, 255, 0.7);
    }

    .scroll-top-btn:active {
      transform: translateY(-4px) scale(1.08);
    }

    .scroll-top-btn i {
      animation: bounce 2s infinite; color: #fff;
    }

    @keyframes bounce {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-6px); }
    }

    /* Responsive */
    @media (max-width: 576px) {
      .scroll-top-btn {
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
        bottom: 20px;
        right: 20px;
      }
    }