:root {
            --primary-blue: #004c97;
            --secondary-orange: #ff7a00;
            --accent-green: #009a44;
            --dark-bg: #1a1a2e;
            --light-bg: #f8f9fa;
            --text-dark: #333333;
            --text-light: #f5f5f5;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--primary-blue);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
        }
        .nav-link {
            font-weight: 600;
            transition: color 0.3s;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--secondary-orange) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(0, 76, 151, 0.85), rgba(0, 154, 68, 0.8)), url('https://images.unsplash.com/photo-1558618666-fcd25c85cd64?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0;
            margin-top: 76px;
        }
        .hero-section h1 {
            color: white;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 50px;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary-orange);
        }
        .card {
            border: none;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
        }
        .icon-box {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: var(--primary-blue);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.8rem;
        }
        .feature-box {
            padding: 30px 20px;
            text-align: center;
            border-radius: 10px;
            background: white;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: all 0.3s;
            height: 100%;
        }
        .feature-box:hover {
            background: var(--primary-blue);
            color: white;
        }
        .feature-box:hover h3, .feature-box:hover .icon-box {
            color: white;
            background: var(--secondary-orange);
        }
        .stats-counter {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-blue);
            line-height: 1;
        }
        .stats-label {
            font-size: 1.1rem;
            color: var(--text-dark);
            font-weight: 600;
        }
        .bg-dark-custom {
            background-color: var(--dark-bg);
        }
        .footer-link {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-link:hover {
            color: var(--secondary-orange);
        }
        .flink {
            background: rgba(255,255,255,0.05);
            border-radius: 8px;
            padding: 12px 20px;
            color: white;
            text-decoration: none;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            height: 100%;
        }
        .flink:hover {
            background: var(--secondary-orange);
            color: white;
            transform: scale(1.03);
        }
        .btn-custom {
            background: var(--secondary-orange);
            color: white;
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 50px;
            border: none;
            transition: all 0.3s;
        }
        .btn-custom:hover {
            background: var(--primary-blue);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }
        .contact-info-box {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            text-align: center;
            transition: transform 0.3s;
            height: 100%;
        }
        .contact-info-box:hover {
            transform: translateY(-10px);
        }
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline:before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--primary-blue);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 40px;
        }
        .timeline-item:before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--secondary-orange);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--primary-blue);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary-blue);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            z-index: 1000;
            text-decoration: none;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background: var(--secondary-orange);
            color: white;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0;
            }
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .stats-counter {
                font-size: 2.5rem;
            }
        }