/* Mobile-First Base Styles */
        :root {
            --primary-color: #0056b3;
            --secondary-color: #333;
            --accent-color: #ff6b00;
            --light-bg: #f8f9fa;
            --text-color: #333;
            --text-light: #fff;
            --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* Reset and base styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Arial', sans-serif;
            line-height: 1.6;
        }

        /* Top Contact Bar */
        .contact-bar {
            background: #333;
            color: white;
            padding: 0.5rem 0;
        }

        .contact-info {
            display: flex;
            justify-content: flex-end;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        .contact-item {
            margin-left: 2rem;
        }

        /* Navigation */
        .header {
            background: white;
            padding: 1rem 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        .logo {
            color: var(--primary-color);
            font-weight: bold;
            font-size: 1.5rem;
            margin-bottom: 1rem;
            text-align: center;
        }            .nav-toggle {
            display: block;
            background: none;
            border: none;
            color: var(--text-color);
            font-size: 1.5rem;
            cursor: pointer;
            margin: 0 auto;
        }

        .nav-menu {
            list-style: none;
            display: none;
            flex-direction: column;
            gap: 1rem;
            text-align: center;
        }

        .nav-menu.active {
            display: flex;
        }

        .nav-item a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: background-color 0.3s;
        }

        .nav-item a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        /* Hero Banner */
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
            color: var(--text-light);
            padding: 3rem 1rem;
            text-align: center;
        }

        .hero h1 {
            font-size: 2rem;
            margin-bottom: 1rem;
        }

        .hero p {
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }

        .btn {
            display: inline-block;
            background-color: var(--accent-color);
            color: var(--text-light);
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            text-decoration: none;
            font-weight: bold;
            transition: background-color 0.3s;
        }

        .btn:hover {
            background-color: #e05d00;
        }

        /* Main Content */
        .container {
            padding: 2rem 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            margin-bottom: 2rem;
            color: var(--primary-color);
        }

        /* Service & Industry Cards */
        .card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            margin: 2rem 0;
        }

        .card {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .card-content {
            padding: 1.5rem;
        }

        .card-title {
            font-size: 1.25rem;
            margin-bottom: 0.5rem;
            color: var(--primary-color);
        }

        .card-text {
            margin-bottom: 1rem;
            color: var(--secondary-color);
        }

        .card-link {
            display: inline-block;
            color: var(--accent-color);
            font-weight: bold;
            text-decoration: none;
            transition: color 0.3s;
        }

        .card-link:hover {
            color: #e05d00;
            text-decoration: underline;
        }

        /* Footer */
        .footer {
            background-color: var(--secondary-color);
            color: var(--text-light);
            padding: 2rem 1rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .footer-title {
            color: var(--accent-color);
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }

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

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: var(--text-light);
            text-decoration: none;
            transition: color 0.3s;
        }

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

        .footer-contact .contact-item {
            margin-bottom: 1rem;
        }

        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
        }

        /* Tablet Styles */
        @media (min-width: 768px) {
            .contact-bar {
                flex-direction: row;
                justify-content: space-between;
                padding: 0.5rem 2rem;
            }

            .header {
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding: 1rem 2rem;
            }

            .logo {
                margin-bottom: 0;
                text-align: left;
            }

            .nav-toggle {
                display: none;
            }

            .nav-menu {
                display: flex;
                flex-direction: row;
                gap: 1.5rem;
            }

            .hero {
                padding: 5rem 2rem;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

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

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

        /* Desktop Styles */
        @media (min-width: 1024px) {
            .container {
                padding: 3rem 2rem;
            }

            .card-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }