:root {
            --primary-color: #1a237e;
            --secondary-color: #ff6f00;
            --accent-color: #4fc3f7;
            --dark-color: #0d1440;
            --light-color: #f5f5f5;
            --transition-speed: 0.3s;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--dark-color);
        }
        .navbar {
            background-color: var(--primary-color);
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            transition: all var(--transition-speed);
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: white !important;
        }
        .navbar-nav .nav-link {
            color: rgba(255,255,255,0.9) !important;
            font-weight: 500;
            padding: 0.5rem 1.5rem;
            transition: color var(--transition-speed);
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--accent-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(26, 35, 126, 0.85), rgba(13, 20, 64, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=800') no-repeat center center/cover;
            color: white;
            padding: 8rem 0;
            text-align: center;
        }
        .hero-section h1 {
            font-size: 3.5rem;
            color: white;
            margin-bottom: 1.5rem;
            animation: fadeInUp 1s ease;
        }
        .hero-section p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            animation: fadeInUp 1.2s ease;
        }
        .btn-primary-custom {
            background-color: var(--secondary-color);
            border: none;
            padding: 0.8rem 2.5rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 50px;
            transition: all var(--transition-speed);
            color: white;
            text-decoration: none;
            display: inline-block;
        }
        .btn-primary-custom:hover {
            background-color: #e65100;
            transform: scale(1.05);
            color: white;
        }
        section {
            padding: 5rem 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 4rem;
            position: relative;
        }
        .section-title h2 {
            font-size: 2.8rem;
            display: inline-block;
            padding-bottom: 1rem;
        }
        .section-title h2::after {
            content: '';
            position: absolute;
            width: 100px;
            height: 5px;
            background: var(--secondary-color);
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-15px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .card:hover .card-img-top {
            transform: scale(1.05);
        }
        .card-body {
            padding: 2rem;
        }
        .icon-box {
            width: 80px;
            height: 80px;
            background: var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            color: white;
            font-size: 2rem;
            transition: background var(--transition-speed);
        }
        .card:hover .icon-box {
            background: var(--secondary-color);
        }
        .service-card, .project-card {
            margin-bottom: 2rem;
        }
        .team-member img {
            width: 180px;
            height: 180px;
            border-radius: 50%;
            object-fit: cover;
            border: 5px solid var(--light-color);
            margin-bottom: 1.5rem;
            transition: border-color var(--transition-speed);
        }
        .team-member:hover img {
            border-color: var(--accent-color);
        }
        .contact-info-box {
            background: var(--light-color);
            padding: 2.5rem;
            border-radius: 15px;
            text-align: center;
            height: 100%;
            transition: background var(--transition-speed);
        }
        .contact-info-box:hover {
            background: #e8eaf6;
        }
        .contact-info-box i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        .form-control {
            border-radius: 10px;
            padding: 0.9rem 1.2rem;
            border: 2px solid #ddd;
            transition: border-color var(--transition-speed);
        }
        .form-control:focus {
            border-color: var(--accent-color);
            box-shadow: 0 0 0 0.25rem rgba(79, 195, 247, 0.25);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 4rem 0 2rem;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color var(--transition-speed);
            display: block;
            margin-bottom: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        .social-icons a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            text-align: center;
            line-height: 40px;
            color: white;
            margin-right: 10px;
            transition: all var(--transition-speed);
        }
        .social-icons a:hover {
            background: var(--secondary-color);
            transform: translateY(-5px);
        }
        .friendlink {
            background: #f9f9f9;
            padding: 3rem 0;
            border-top: 1px solid #eee;
            border-bottom: 1px solid #eee;
        }
        .flink {
            display: inline-block;
            background: white;
            padding: 0.8rem 1.8rem;
            margin: 0.7rem;
            border-radius: 50px;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: all var(--transition-speed);
            border: 1px solid #e0e0e0;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.95rem;
            color: #aaa;
        }
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }
        @media (max-width: 768px) {
            .hero-section h1 { font-size: 2.5rem; }
            .section-title h2 { font-size: 2.2rem; }
            .hero-section { padding: 5rem 0; }
            section { padding: 3rem 0; }
        }