:root {
            --primary-blue: #0056b3;
            --secondary-teal: #20c997;
            --dark-gray: #343a40;
            --light-gray: #f8f9fa;
            --accent-gold: #ffc107;
            --transition-speed: 0.3s;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--dark-gray);
            overflow-x: hidden;
            line-height: 1.7;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--primary-blue);
            margin-bottom: 1.2rem;
        }
        .section-padding {
            padding-top: 5rem;
            padding-bottom: 5rem;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(0, 86, 179, 0.9) 0%, rgba(32, 201, 151, 0.85) 100%), url('https://images.unsplash.com/photo-1585435557343-3b0920313c1b?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }
        .hero-title {
            font-size: 3.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            margin-bottom: 1.5rem;
        }
        .btn-primary-custom {
            background-color: var(--secondary-teal);
            border: none;
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            font-weight: 600;
            transition: all var(--transition-speed);
            color: white;
        }
        .btn-primary-custom:hover {
            background-color: #1aa179;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            color: white;
        }
        .icon-box {
            background-color: white;
            border-radius: 15px;
            padding: 2.5rem 2rem;
            text-align: center;
            height: 100%;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border-top: 5px solid var(--secondary-teal);
            transition: transform var(--transition-speed), box-shadow var(--transition-speed);
        }
        .icon-box:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.1);
        }
        .icon-box i {
            font-size: 2.8rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
        }
        .nav-link {
            font-weight: 500;
            color: var(--dark-gray) !important;
            padding: 0.5rem 1.2rem !important;
            transition: color var(--transition-speed);
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-blue) !important;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--primary-blue) !important;
        }
        .footer {
            background-color: var(--dark-gray);
            color: #ddd;
            padding-top: 4rem;
            padding-bottom: 2rem;
        }
        .footer a {
            color: #bbb;
            text-decoration: none;
            transition: color var(--transition-speed);
        }
        .footer a:hover {
            color: var(--secondary-teal);
        }
        .product-card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform var(--transition-speed);
            height: 100%;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .product-card:hover {
            transform: translateY(-10px);
        }
        .product-card img {
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .product-card:hover img {
            transform: scale(1.05);
        }
        .flink {
            background-color: var(--light-gray);
            border-radius: 8px;
            padding: 1rem 1.5rem;
            display: inline-block;
            margin: 0.5rem;
            color: var(--primary-blue);
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-speed);
            border: 1px solid #eaeaea;
        }
        .flink:hover {
            background-color: var(--primary-blue);
            color: white;
            border-color: var(--primary-blue);
        }
        .contact-info-box {
            background: white;
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border-left: 5px solid var(--secondary-teal);
        }
        .timeline {
            position: relative;
            padding-left: 2rem;
            border-left: 3px solid var(--secondary-teal);
        }
        .timeline-item {
            margin-bottom: 2.5rem;
            position: relative;
        }
        .timeline-item:before {
            content: '';
            position: absolute;
            left: -2.5rem;
            top: 0.5rem;
            width: 1.2rem;
            height: 1.2rem;
            border-radius: 50%;
            background-color: var(--secondary-teal);
        }
        .cert-badge {
            display: inline-block;
            background-color: #e7f7f2;
            color: var(--secondary-teal);
            padding: 0.5rem 1.2rem;
            border-radius: 30px;
            margin: 0.3rem;
            font-size: 0.9rem;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .section-padding {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
        }