:root {
            --primary-color: #002f6c;
            --secondary-color: #005baa;
            --light-bg: #f8f9fa;
            --text-dark: #212529;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', sans-serif;
            color: var(--text-dark);
            overflow-x: hidden;
        }

        /* Loading Screen */
        #loading-screen {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.5s ease, visibility 0.5s ease;
        }

        #loading-screen.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loader {
            width: 60px;
            height: 60px;
            border: 5px solid rgba(255, 255, 255, 0.3);
            border-top: 5px solid white;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }
.related-reading {
  background-color: #f8f9fa;
  border-radius: 12px;
  padding: 40px 20px;
}
.related-reading .card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-top: 4px solid #002f6c;
  border-radius: 10px;
}
.related-reading .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.related-reading a {
  color: #002f6c;
}
.related-reading a:hover {
  color: #0056b3;
}
        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }


        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 100px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,133.3C672,139,768,181,864,181.3C960,181,1056,139,1152,128C1248,117,1344,139,1392,149.3L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
            opacity: 0.1;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .hero-subtitle {
            font-size: 1.3rem;
            font-weight: 400;
            margin-bottom: 30px;
            opacity: 0.95;
        }

        /* Section Styles */
        .content-section {
            padding: 80px 0;
        }

        .content-section:nth-child(even) {
            background: var(--light-bg);
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 30px;
        }

        .section-content {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #555;
        }

        .section-content h3 {
            color: var(--secondary-color);
            font-weight: 600;
            margin-top: 30px;
            margin-bottom: 15px;
        }

        /* Feature Cards */
        .feature-card {
            background: white;
            border-radius: 10px;
            padding: 30px;
            margin-bottom: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-left: 4px solid var(--secondary-color);
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .feature-icon {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
        }

        .feature-title {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary-color);
            margin-bottom: 15px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            color: white;
            padding: 80px 0;
            text-align: center;
        }

        .cta-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .cta-description {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.95;
        }

        .btn-cta {
            background: white;
            color: var(--primary-color);
            padding: 15px 40px;
            font-size: 1.1rem;
            font-weight: 600;
            border: none;
            border-radius: 50px;
            transition: all 0.3s ease;
        }

        .btn-cta:hover {
            background: var(--light-bg);
            transform: scale(1.05);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        /* Back to Top Button */
        #back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--secondary-color);
            color: white;
            border: none;
            border-radius: 50%;
            font-size: 1.5rem;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }

        #back-to-top.show {
            opacity: 1;
            visibility: visible;
        }

        #back-to-top:hover {
            background: var(--primary-color);
            transform: translateY(-5px);
        }



        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }

            .hero-subtitle {
                font-size: 1.1rem;
            }

            .section-title {
                font-size: 2rem;
            }

            .cta-title {
                font-size: 2rem;
            }
        }