/* CSS Reset and Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* Color Scheme */
        :root {
            --primary-red: #BF0A30;
            --primary-blue: #1C2541;
            --primary-yellow: #FCD116;
            --light-gray: #f4f4f4;
            --dark-gray: #333;
            --white: #fff;
        }

        body {
            background-color: var(--light-gray);
            color: var(--dark-gray);
            line-height: 1.6;
        }

        /* Header Styles */
        header {
            background-color: var(--white);
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .logo {
            display: flex;
            align-items: center;
        }

        .logo img {
            height: 40px;
            margin-right: 10px;
        }

        .logo h1 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            font-weight: bold;
        }

        /* Navigation */
        nav {
            display: flex;
            align-items: center;
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--primary-blue);
            font-weight: 500;
            padding: 0.5rem 1rem;
            display: block;
            transition: all 0.3s ease;
        }

        .nav-links a:hover {
            color: var(--primary-red);
        }

        .nav-links a.active {
            color: var(--primary-red);
            border-bottom: 2px solid var(--primary-red);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary-blue);
        }

        .social-icons {
            display: flex;
            margin-left: 2rem;
        }

        .social-icons a {
            color: var(--primary-blue);
            font-size: 1.2rem;
            margin-left: 1rem;
            transition: color 0.3s ease;
        }

        .social-icons a:hover {
            color: var(--primary-red);
        }

        /* Mobile Menu Styles */
        .mobile-menu {
            position: fixed;
            top: 0;
            left: -100%;
            width: 80%;
            max-width: 400px;
            height: 100vh;
            background-color: var(--white);
            z-index: 1001;
            padding: 5rem 2rem;
            transition: left 0.3s ease;
            box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        }

        .mobile-menu.active {
            left: 0;
        }

        .close-menu {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary-blue);
        }

        .mobile-nav-links {
            list-style: none;
        }

        .mobile-nav-links li {
            margin-bottom: 1rem;
        }

        .mobile-nav-links a {
            text-decoration: none;
            color: var(--primary-blue);
            font-size: 1.2rem;
            font-weight: 500;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--light-gray);
            transition: all 0.3s ease;
        }

        .mobile-nav-links a:hover {
            color: var(--primary-red);
            background-color: rgba(191, 10, 48, 0.05);
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(rgba(28, 37, 65, 0.8), rgba(28, 37, 65, 0.8)),
url('https://heritageusa.info/heritageusa-info.jpg');
            background-size: cover;
            background-position: center;
            height: 80vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: var(--white);
            margin-top: 60px;
        }

        .hero-content {
            max-width: 800px;
            padding: 0 20px;
        }

        .hero h2 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }

        .btn {
            display: inline-block;
            background-color: var(--primary-red);
            color: var(--white);
            padding: 0.8rem 2rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s ease;
            border: 2px solid var(--primary-red);
        }

        .btn:hover {
            background-color: transparent;
            color: var(--primary-red);
        }

        /* Content Sections */
        section {
            padding: 5rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-blue);
            position: relative;
            display: inline-block;
            padding-bottom: 10px;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 3px;
            background-color: var(--primary-red);
        }

        /* Features Section */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background-color: var(--white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-10px);
        }

        .feature-img {
            height: 200px;
            background-color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 3rem;
        }

        .feature-content {
            padding: 1.5rem;
        }

        .feature-content h3 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
        }

        /* Timeline Section */
        .timeline {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background-color: var(--primary-red);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
        }

        .timeline-item {
            padding: 10px 40px;
            position: relative;
            width: 50%;
            box-sizing: border-box;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
        }

        .timeline-content {
            padding: 20px;
            background-color: var(--white);
            border-radius: 6px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            position: relative;
        }

        .timeline-content::after {
            content: '';
            position: absolute;
            width: 20px;
            height: 20px;
            right: -10px;
            background-color: var(--white);
            top: 20px;
            border-radius: 50%;
            z-index: 1;
        }

        .timeline-item:nth-child(even) .timeline-content::after {
            left: -10px;
        }

        .timeline-year {
            color: var(--primary-red);
            font-weight: bold;
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        /* Resources Section */
        .resources-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .resource-card {
            background-color: var(--white);
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-align: center;
            transition: all 0.3s ease;
        }

        .resource-card:hover {
            transform: translateY(-10px);
        }

        .resource-icon {
            font-size: 3rem;
            color: var(--primary-red);
            margin-bottom: 1rem;
        }

        .resource-card h3 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
        }

        /* Footer */
        footer {
            background-color: var(--primary-blue);
            color: var(--white);
            padding: 3rem 5%;
            text-align: center;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
        }

        .footer-logo {
            font-size: 2rem;
            margin-bottom: 1rem;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            list-style: none;
            margin: 1rem 0;
        }

        .footer-links li {
            margin: 0 15px;
        }

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

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

        .copyright {
            margin-top: 1rem;
            font-size: 0.9rem;
            opacity: 0.8;
        }

        /* Responsive Design */
        @media screen and (max-width: 768px) {
            .header-container {
                padding: 1rem;
            }

            .nav-links {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

            .hero {
                height: 60vh;
            }

            .hero h2 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .mobile-menu {
                width: 100%;
                padding: 3rem 1.5rem;
            }

            .close-menu {
                display: block;
            }

            .timeline::after {
                left: 31px;
            }

            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }

            .timeline-item:nth-child(even) {
                left: 0;
            }

            .timeline-content::after {
                left: -10px;
                right: auto;
            }

            .timeline-item:nth-child(even) .timeline-content::after {
                left: -10px;
            }
        }