:root {
            --primary-color: #0d47a1;
            /* Deep Blue */
            --secondary-color: #ff6f00;
            /* Bright Orange */
            --accent-color: #00bfa5;
            /* Teal */
            --bg-color: #ffffff;
            --bg-light-gray: #f7f9fc;
            --text-dark: #1a202c;
            --text-medium: #4a5568;
            --text-light: #718096;
            --border-color: #e2e8f0;
            --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
            --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
            --transition-speed: 0.3s ease;
        }

        body {
            font-family: 'Inter', sans-serif;
            margin: 0;
            padding: 0;
            background-color: var(--bg-color);
            color: var(--text-dark);
            line-height: 1.6;
            font-size: 16px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: 'Roboto', sans-serif;
            font-weight: 700;
            color: var(--text-dark);
            margin-top: 0;
            line-height: 1.3;
        }

        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
        }

        h2 {
            font-size: 2.2rem;
            line-height: 1.3;
            margin-bottom: 1.5rem;
        }

        h3 {
            font-size: 1.5rem;
            line-height: 1.4;
            margin-bottom: 1rem;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-medium);
        }

        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: color var(--transition-speed);
        }

        a:hover {
            color: var(--secondary-color);
        }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--secondary-color);
            color: #fff;
            border-radius: 8px;
            font-weight: 600;
            text-align: center;
            transition: background-color var(--transition-speed), transform var(--transition-speed);
            border: none;
            cursor: pointer;
        }

        .btn:hover {
            background-color: #e65100;
            transform: translateY(-2px);
            color: #fff;
        }
        .main-footer p a {
    color: var(--text-medium);
}

        .btn-primary {
            background-color: var(--primary-color);
        }

        .btn-primary:hover {
            background-color: #0a3881;
        }

        .section {
            padding: 80px 0;
        }

        .section-bg {
            background-color: var(--bg-light-gray);
        }

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

        .section-header {
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

        .section-header .eyebrow {
            color: var(--primary-color);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
            display: block;
        }

        /* Header */
        .main-header {
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
            transition: all var(--transition-speed);
            padding: 15px 0;
        }

        .main-header .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo img {
            height: auto;
            width: 111px;
            display: block;
        }

        .main-nav {
            display: flex;
            align-items: center;
        }

        .main-nav .menu-link {
            font-weight: 600;
            color: var(--text-dark);
            margin-right: 20px;
            padding: 8px;
        }

        /* Hero Section */
        .hero {
            padding: 80px 0;
            background-color: var(--bg-light-gray);
        }

        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-content .sub-headline {
            font-size: 1.25rem;
            color: var(--text-medium);
            margin: 20px 0;
        }

        .hero-content .hero-cta {
            margin-top: 30px;
        }

        .hero-visual svg {
            width: 100%;
            height: auto;
        }

        .hero-social-proof {
            margin-top: 40px;
        }

        .hero-social-proof p {
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .hero-social-proof .client-logos {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }

        .hero-social-proof .client-logos img {
            height: 25px;
            width: auto;
            filter: grayscale(100%);
            opacity: 0.7;
            transition: all var(--transition-speed);
        }

        .hero-social-proof .client-logos img:hover {
            filter: grayscale(0%);
            opacity: 1;
        }

        /* Clients Section */
        .clients-section {
            padding: 40px 0;
            background-color: #fff;
        }

        .clients-slider {
            overflow: hidden;
            position: relative;
            width: 100%;
        }

        .clients-track {
            display: flex;
            width: calc(200px * 16);
            /* 8 logos * 2 for seamless loop */
            animation: scroll 40s linear infinite;
        }

        .client-logo-item {
            width: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .client-logo-item img {
            max-height: 50px;
            max-width: 120px;
            filter: grayscale(100%);
            opacity: 0.6;
            transition: all var(--transition-speed);
        }

        .client-logo-item img:hover {
            filter: none;
            opacity: 1;
        }

        @keyframes scroll {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(calc(-200px * 8));
            }
        }

        /* Why Choose Us Section */
        .why-us-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .why-us-card {
            background-color: #fff;
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            transition: all var(--transition-speed);
        }

        .why-us-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--card-shadow-hover);
        }

        .why-us-card .icon {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }

        /* Services Section */
        .services-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
        }

        .services-tabs .tab-btn {
            padding: 10px 20px;
            border: 1px solid var(--border-color);
            border-radius: 30px;
            background-color: #fff;
            cursor: pointer;
            font-weight: 600;
            transition: all var(--transition-speed);
        }

        .services-tabs .tab-btn.active,
        .services-tabs .tab-btn:hover {
            background-color: var(--primary-color);
            color: #fff;
            border-color: var(--primary-color);
        }

        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }

        .service-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .service-content-grid ul {
            list-style: none;
            padding: 0;
        }

        .service-content-grid ul li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 15px;
        }

        .service-content-grid ul li i {
            color: var(--accent-color);
            margin-right: 10px;
            margin-top: 5px;
        }

        .service-content-grid .service-visual {
            text-align: center;
        }

        .service-content-grid .service-visual svg {
            max-width: 350px;
            width: 100%;
            height: auto;
        }

        /* Cost Calculator Section */
        .cost-calculator {
            background-color: var(--primary-color);
            color: #fff;
            padding: 60px;
            border-radius: 20px;
        }

        .cost-calculator h2,
        .cost-calculator h3,
        .cost-calculator p {
            color: #fff;
        }

        .calculator-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            align-items: flex-start;
        }

        .feature-group {
            margin-bottom: 30px;
        }

        .feature-group h3 {
            border-bottom: 2px solid var(--secondary-color);
            padding-bottom: 10px;
            margin-bottom: 20px;
        }

        .feature-item {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
        }

        .feature-item input {
            margin-right: 15px;
            height: 20px;
            width: 20px;
        }

        .feature-item label {
            font-size: 1.1rem;
        }

        .cost-summary {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 30px;
            border-radius: 12px;
            position: sticky;
            top: 120px;
        }

        .cost-summary h3 {
            text-align: center;
        }

        .cost-summary #estimated-cost {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--secondary-color);
            text-align: center;
            margin: 20px 0;
        }

        .cost-summary .disclaimer {
            font-size: 0.8rem;
            text-align: center;
            opacity: 0.8;
        }

        /* Technology Stack */
        .tech-stack-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 35px;
            align-items: center;
        }

        .tech-stack-grid i {
            font-size: 4rem;
            color: var(--text-medium);
            transition: color var(--transition-speed);
        }

        .tech-stack-grid i:hover {
            color: var(--primary-color);
        }

        /* Case Studies */
        .case-studies-tabs {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            border-bottom: 1px solid var(--border-color);
        }

        .case-studies-tabs .tab-btn {
            padding: 15px 30px;
            cursor: pointer;
            border: none;
            background: none;
            font-weight: 600;
            color: var(--text-medium);
            position: relative;
        }

        .case-studies-tabs .tab-btn::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--primary-color);
            transform: scaleX(0);
            transition: transform var(--transition-speed);
        }

        .case-studies-tabs .tab-btn.active,
        .case-studies-tabs .tab-btn:hover {
            color: var(--primary-color);
        }

        .case-studies-tabs .tab-btn.active::after {
            transform: scaleX(1);
        }

        .case-study-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .case-study-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }

        .stat-item {
            background-color: var(--bg-light-gray);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
        }

        .stat-item .value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-color);
        }

        .stat-item .label {
            font-weight: 500;
            color: var(--text-medium);
        }

        .case-study-testimonial {
            margin-top: 30px;
            padding-left: 20px;
            border-left: 4px solid var(--accent-color);
            font-style: italic;
        }

        .case-study-testimonial .author {
            font-weight: 600;
            font-style: normal;
            margin-top: 10px;
            display: block;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .testimonial-card {
            background-color: #fff;
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }

        .testimonial-card .quote {
            flex-grow: 1;
            margin-bottom: 20px;
        }

        .testimonial-card .author-info {
            display: flex;
            align-items: center;
        }

        .testimonial-card .author-info img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            margin-right: 15px;
        }

        .testimonial-card .author-info .name {
            font-weight: 700;
        }

        .testimonial-card .author-info .title {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* FAQ Section */
        .faq-accordion .faq-item {
            border-bottom: 1px solid var(--border-color);
        }

        .faq-accordion .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            padding: 20px 0;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-accordion .faq-question::after {
            content: '\f078';
            /* Font Awesome chevron-down */
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            transition: transform var(--transition-speed);
        }

        .faq-accordion .faq-question.active::after {
            transform: rotate(180deg);
        }

        .faq-accordion .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease, padding 0.5s ease;
        }

        .faq-accordion .faq-answer p {
            padding: 0 0 20px 0;
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--primary-color);
            color: #fff;
            text-align: center;
        }

        .cta-section h2,
        .cta-section p {
            color: #fff;
        }

        .cta-section .container {
            max-width: 800px;
        }

        .cta-section .btn {
            margin-top: 20px;
            transform: scale(1.1);
        }

        /* Footer */
        .main-footer {
            background-color: var(--text-dark);
            color: #fff;
            padding: 60px 0 20px 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: #fff;
            margin-bottom: 20px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-light);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-socials a {
            color: #fff;
            font-size: 1.5rem;
            margin-right: 15px;
        }

        .footer-bottom {
            border-top: 1px solid var(--text-medium);
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        /* Responsive */
        @media (max-width: 992px) {

            .hero .container,
            .case-study-content {
                grid-template-columns: 1fr;
            }

            .hero-visual {
                order: 2;
            }

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

            .cost-summary {
                position: static;
                margin-top: 30px;
            }
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }

            h2 {
                font-size: 1.8rem;
            }

            .main-header .container {
                height: 70px;
            }

            .main-nav .menu-link {
                display: none;
            }

            .service-content-grid {
                grid-template-columns: 1fr;
            }

            .service-content-grid .service-visual {
                order: -1;
                margin-bottom: 20px;
            }
        }

        /* ***** */
        * {
            box-sizing: border-box;
        }

        .nav-actions,
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .social-icons {
            display: flex;
            align-items: center;
        }

        .social-icons a {
            color: var(--white-color);
            font-size: 1.5rem;
            margin-right: 15px;
            transition: color 0.3s ease;
        }

        .social-icons a:hover {
            color: var(--secondary-color);
        }

        @media (max-width: 767px) {
            header {
                position: sticky !important;
            }

            section,
            .section {
                padding: 40px 0 !important;
            }

            .logo img {
                width: 90px;
                height: auto;
            }

            .btn {
                padding: 10px 16px;
            }

            header .btn {
                padding: 8px 12px;
                font-size: 14px;
            }

            * {
                box-sizing: border-box;
            }

            .nav-actions,
            .nav-cta {
                gap: 10px;
            }

            .report-card-stats {
                flex-direction: column;
                gap: 20px;
            }

            .cta-section .btn {
                font-size: 1rem;
                padding: 10px 15px;
            }

            .hero h1 {
                font-size: 2rem;
                line-height: 1.2;
            }

            .hero-content .btn {
                margin: 0 5px 10px !important;
            }

            .section-header h2 {
                font-size: 1.6rem;
                line-height: 1.3;
            }

            .report-card h3 {
                font-size: 1.4rem;
                line-height: normal;
            }
            .cost-calculator {
    padding: 25px;
}
.case-studies-tabs {
    flex-wrap: wrap;
}
        }