:root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #ec4899;
            --accent: #8b5cf6;
            --dark: #0f172a;
            --light: #f8fafc;
            --gray: #64748b;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            color: var(--dark);
            background: var(--light);
            overflow-x: hidden;
        }
       
        .container-a {
            padding: 40px;
        }
        /* Animated Background */
        .animated-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            opacity: 0.03;
        }
        
        .floating-shapes {
            position: fixed;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: -1;
        }
        
        .shape {
            position: absolute;
            opacity: 0.1;
        }
        
        .shape1 {
            width: 300px;
            height: 300px;
            background: var(--primary);
            border-radius: 50%;
            top: 10%;
            left: 10%;
            animation: float 20s infinite ease-in-out;
        }
        
        .shape2 {
            width: 200px;
            height: 200px;
            background: var(--secondary);
            border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
            top: 60%;
            right: 10%;
            animation: float 15s infinite ease-in-out reverse;
        }
        
        .shape3 {
            width: 150px;
            height: 150px;
            background: var(--accent);
            clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
            bottom: 10%;
            left: 50%;
            animation: float 25s infinite ease-in-out;
        }
        
        @keyframes float {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(30px, -30px) rotate(120deg); }
            66% { transform: translate(-20px, 20px) rotate(240deg); }
        }
        
        /* Header */
        .navbar {
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
            transition: all 0.3s;
        }
        
        .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .nav-link {
            color: var(--dark) !important;
            font-weight: 500;
            margin: 0 15px;
            position: relative;
            transition: all 0.3s;
        }
        
        .nav-link::before {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transition: width 0.3s;
        }
        
        .nav-link:hover::before {
            width: 100%;
        }
        
        /* Hero Section */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            background: linear-gradient(135deg, rgba(99,102,241,0.1) 0%, rgba(236,72,153,0.1) 100%);
        }
        
        .hero-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 20px;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        
        .hero-title {
            font-size: 4rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 30px;
            background: linear-gradient(135deg, var(--dark), var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-subtitle {
            font-size: 1.3rem;
            color: var(--gray);
            margin-bottom: 40px;
            font-weight: 400;
        }
        
        .btn-gradient {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 15px 40px;
            border-radius: 10px;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            position: relative;
            overflow: hidden;
        }
        
        .btn-gradient::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: left 0.5s;
        }
        
        .btn-gradient:hover::before {
            left: 100%;
        }
        
        .btn-gradient:hover {
            transform: translateY(-3px);
            box-shadow: 0 20px 40px rgba(99,102,241,0.3);
        }
        
        .btn-outline-gradient {
            background: transparent;
            color: var(--primary);
            padding: 15px 40px;
            border-radius: 10px;
            font-weight: 600;
            transition: all 0.3s;
            border: 2px solid var(--primary);
        }
        
        .btn-outline-gradient:hover {
            background: var(--primary);
            color: white;
            transform: translateY(-3px);
        }
        
        /* Feature Cards */
        .feature-card {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
            height: 100%;
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(0,0,0,0.15);
        }
        
        .feature-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            transition: all 0.3s;
        }
        
        .feature-card:hover .feature-icon {
            transform: rotate(10deg) scale(1.1);
        }
        
        .feature-icon i {
            font-size: 30px;
            color: white;
        }
        
        /* About Section */
        .about-section {
            padding: 100px 0;
            background: white;
        }
        
        .about-content {
            position: relative;
        }
        
        .about-text {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--gray);
        }
        
        .tech-stack {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 30px;
        }
        
        .tech-badge {
            background: var(--light);
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            color: var(--primary);
            border: 2px solid var(--primary);
            transition: all 0.3s;
        }
        
        .tech-badge:hover {
            background: var(--primary);
            color: white;
            transform: translateY(-3px);
        }
        
        /* Services Grid */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .service-item {
            background: white;
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            transition: all 0.3s;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }
        
        .service-item::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(45deg, transparent, rgba(99,102,241,0.1), transparent);
            transform: rotate(45deg);
            transition: all 0.5s;
            opacity: 0;
        }
        
        .service-item:hover::after {
            opacity: 1;
            animation: shimmer 0.5s;
        }
        
        @keyframes shimmer {
            0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
            100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
        }
        
        .service-item:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(99,102,241,0.2);
        }
        
        .service-icon-lg {
            font-size: 3rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
        }
        
        /* FAQ Section */
        .faq-section {
            padding: 100px 0;
            background: linear-gradient(135deg, rgba(99,102,241,0.05) 0%, rgba(236,72,153,0.05) 100%);
        }
        
        .faq-item {
            background: white;
            border-radius: 15px;
            margin-bottom: 20px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            transition: all 0.3s;
        }
        
        .faq-item:hover {
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        }
        
        .faq-question {
            padding: 25px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s;
        }
        
        .faq-question:hover {
            color: var(--primary);
        }
        
        .faq-answer {
            padding: 0 25px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s;
            color: var(--gray);
        }
        
        .faq-item.active .faq-answer {
            padding: 0 25px 25px;
            max-height: 500px;
        }
        
        .faq-item.active .faq-question {
            color: var(--primary);
        }
        
        .faq-icon {
            transition: transform 0.3s;
        }
        
        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }
        
        /* Testimonials */
        .testimonial-slider {
            background: white;
            border-radius: 20px;
            padding: 50px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.1);
            position: relative;
        }
        
        .testimonial-content {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--gray);
            margin-bottom: 30px;
            line-height: 1.8;
        }
        
        .testimonial-author {
            display: flex;
            align-items: center;
        }
        
        .author-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin-right: 20px;
            border: 3px solid var(--primary);
        }
        
        /* Contact Form */
        .contact-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            position: relative;
        }
        
        .contact-form-wrapper {
            background: white;
            border-radius: 25px;
            padding: 50px;
            box-shadow: 0 30px 80px rgba(0,0,0,0.2);
        }
        
        .form-floating label {
            color: var(--gray);
        }
        
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 0.2rem rgba(99,102,241,0.25);
        }
        
        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
        }
        
        .footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .footer-link {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: all 0.3s;
            display: inline-block;
        }
        
        .footer-link:hover {
            color: var(--primary);
            transform: translateX(5px);
        }
        
        /* Confirmation Message */
        .confirmation-box {
            display: none;
            background: linear-gradient(135deg, #10b981, #059669);
            color: white;
            padding: 40px;
            border-radius: 20px;
            text-align: center;
            margin-top: 30px;
        }
        
        .confirmation-box.show {
            display: block;
            animation: slideInUp 0.5s;
        }
        
        @keyframes slideInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Newsletter */
        .newsletter-wrapper {
            background: var(--light);
            border-radius: 20px;
            padding: 40px;
            text-align: center;
            border: 2px solid var(--primary);
        }

        
    /* Buttons */
    .popup-btn {
        padding: 10px 20px;
        background: #0056d6;
        color: #fff;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        margin: 10px;
        transition: 0.3s;
    }
    .popup-btn:hover {
        background: #003d9c;
    }

    /* Modal Background */
    .modal {
        display: none;
        position: fixed;
        z-index: 9999;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.6);
    }

    /* Modal Box */
    .modal-content {
        background: #fff;
        margin: 10% auto;
        padding: 25px;
        width: 60%;
        max-width: 700px;
        border-radius: 8px;
        box-shadow: 0 0 20px rgba(0,0,0,0.2);
        position: relative;
        animation: fadeIn 0.4s ease-in-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; transform: scale(0.9); }
        to   { opacity: 1; transform: scale(1); }
    }

    /* Close Button */
    .close {
        position: absolute;
        right: 15px;
        top: 10px;
        font-size: 24px;
        font-weight: bold;
        color: #777;
        cursor: pointer;
        transition: 0.3s;
    }
    .close:hover {
        color: #000;
    }

    h2 {
        margin-top: 0;
        color: #0056d6;
    }