:root {
            --primary-green: #1a5d3a;
            --secondary-teal: #0fa3b1;
            --accent-sun: #ff9a1f;
            --light-gray: #f8f9fa;
            --dark-gray: #333;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--dark-gray);
            line-height: 1.7;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, .navbar-brand {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
        }
        .text-green { color: var(--primary-green); }
        .bg-green { background-color: var(--primary-green); }
        .text-teal { color: var(--secondary-teal); }
        .bg-teal { background-color: var(--secondary-teal); }
        .text-accent { color: var(--accent-sun); }
        .bg-accent { background-color: var(--accent-sun); }
        .bg-light-custom { background-color: var(--light-gray); }
        .navbar {
            padding-top: 1rem;
            padding-bottom: 1rem;
            transition: all 0.3s ease;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }
        .navbar.scrolled {
            padding-top: 0.5rem;
            padding-bottom: 0.5rem;
            background-color: rgba(255, 255, 255, 0.98) !important;
        }
        .nav-link {
            font-weight: 600;
            margin: 0 0.5rem;
            color: var(--dark-gray) !important;
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-green) !important;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: var(--primary-green);
            transition: width 0.3s;
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .navbar-brand {
            font-size: 1.8rem;
            color: var(--primary-green) !important;
        }
        .navbar-brand i { color: var(--accent-sun); }
        .hero {
            background: linear-gradient(rgba(26, 93, 58, 0.85), rgba(15, 163, 177, 0.8)), url('https://images.unsplash.com/photo-1571019613454-1cb2f99b2d8b?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            color: white;
            padding: 8rem 0;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            .hero { padding: 5rem 0; }
        }
        section {
            padding: 5rem 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary-green), var(--secondary-teal));
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1) !important;
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .card:hover .card-img-top {
            transform: scale(1.05);
        }
        .btn-primary-custom {
            background-color: var(--primary-green);
            border-color: var(--primary-green);
            color: white;
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: all 0.3s;
        }
        .btn-primary-custom:hover {
            background-color: #0e4a2a;
            border-color: #0e4a2a;
            transform: scale(1.05);
        }
        .btn-outline-custom {
            border: 2px solid var(--primary-green);
            color: var(--primary-green);
            background: transparent;
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: all 0.3s;
        }
        .btn-outline-custom:hover {
            background-color: var(--primary-green);
            color: white;
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-green);
            display: block;
            line-height: 1;
        }
        footer {
            background-color: #222;
            color: #ddd;
        }
        footer a {
            color: #bbb;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .friendlink {
            background-color: #2a2a2a;
            padding: 2rem;
            border-radius: 10px;
        }
        .flink {
            display: inline-block;
            background: #333;
            color: #aaa;
            padding: 0.5rem 1.2rem;
            margin: 0.3rem;
            border-radius: 5px;
            font-size: 0.9rem;
            transition: all 0.3s;
            text-decoration: none !important;
        }
        .flink:hover {
            background: var(--secondary-teal);
            color: white;
            transform: translateY(-2px);
        }
        .copyright {
            border-top: 1px solid #444;
            padding-top: 1.5rem;
            font-size: 0.9rem;
            color: #aaa;
        }
        .nav-pills .nav-link {
            border-radius: 50px;
            margin: 0 0.3rem 0.5rem;
            color: var(--dark-gray);
            border: 1px solid #dee2e6;
            background: white;
        }
        .nav-pills .nav-link.active {
            background-color: var(--primary-green);
            border-color: var(--primary-green);
            color: white;
        }
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }