* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --ucl-blue: #0037a1;
            --ucl-silver: #d4d4d4;
            --ucl-gold: #ffcc00;
            --ucl-dark: #0a0a23;
            --ucl-light: #f5f5f7;
            --text-primary: #222;
            --text-secondary: #555;
            --accent-red: #e10600;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--ucl-light);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--border-radius);
        }
        ul, ol {
            list-style-position: inside;
            padding-left: 1.2em;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }
        .site-header {
            background: linear-gradient(135deg, var(--ucl-dark) 0%, var(--ucl-blue) 100%);
            color: white;
            padding: var(--spacing-sm) 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: 1px;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a i {
            color: var(--ucl-gold);
        }
        .logo-text {
            background: linear-gradient(to right, white, var(--ucl-silver));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .breadcrumb {
            font-size: 0.9rem;
            margin-top: 0.5rem;
            color: #ccc;
        }
        .breadcrumb a:hover {
            color: var(--ucl-gold);
        }
        .separator {
            margin: 0 8px;
        }
        .nav-container {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }
        .main-nav ul {
            display: flex;
            gap: var(--spacing-md);
            list-style: none;
        }
        .main-nav a {
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a:focus {
            color: var(--ucl-gold);
            border-bottom-color: var(--ucl-gold);
        }
        .search-form {
            display: flex;
        }
        .search-input {
            padding: 0.6rem 1rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            width: 220px;
            outline: none;
        }
        .search-btn {
            background-color: var(--ucl-gold);
            color: var(--ucl-dark);
            border: none;
            padding: 0.6rem 1.2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #ffdb4d;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .hero {
            padding: var(--spacing-lg) 0;
            background: url('https://images.unsplash.com/photo-1551958219-acbc608c6377?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') no-repeat center center/cover;
            color: white;
            text-align: center;
            position: relative;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 55, 161, 0.85);
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: var(--spacing-sm);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.2rem;
            margin-bottom: var(--spacing-md);
            opacity: 0.95;
        }
        .cta-button {
            display: inline-block;
            background-color: var(--ucl-gold);
            color: var(--ucl-dark);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            margin-top: 1rem;
            transition: var(--transition);
            box-shadow: 0 6px 15px rgba(255, 204, 0, 0.3);
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(255, 204, 0, 0.4);
        }
        main {
            flex-grow: 1;
            padding: var(--spacing-lg) 0;
        }
        .article-content {
            background-color: white;
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow);
            margin-bottom: var(--spacing-lg);
        }
        .article-content h2 {
            color: var(--ucl-blue);
            border-bottom: 3px solid var(--ucl-gold);
            padding-bottom: 0.7rem;
            margin: 2.5rem 0 1.5rem;
            font-size: 2rem;
        }
        .article-content h3 {
            color: var(--ucl-dark);
            margin: 2rem 0 1rem;
            font-size: 1.6rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .article-content p.lead {
            font-size: 1.3rem;
            color: var(--text-primary);
            font-weight: 500;
        }
        .article-content strong {
            color: var(--ucl-blue);
            font-weight: 700;
        }
        .article-content em {
            color: var(--accent-red);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(to right, #f0f7ff, #e6f0ff);
            border-left: 5px solid var(--ucl-blue);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-image {
            margin: var(--spacing-lg) auto;
            text-align: center;
        }
        .featured-image figcaption {
            font-style: italic;
            color: var(--text-secondary);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-md);
            margin: var(--spacing-lg) 0;
        }
        .stat-card {
            background: white;
            border: 1px solid var(--ucl-silver);
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 3px 8px rgba(0,0,0,0.05);
        }
        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            border-color: var(--ucl-gold);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--ucl-blue);
            line-height: 1;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-top: 0.5rem;
        }
        .interactive-modules {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-md);
            margin: var(--spacing-lg) 0;
        }
        .module {
            background-color: white;
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            box-shadow: var(--shadow);
        }
        .module h3 {
            color: var(--ucl-dark);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .module h3 i {
            color: var(--ucl-gold);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--ucl-blue);
            box-shadow: 0 0 0 3px rgba(0, 55, 161, 0.1);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 5px;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--ucl-gold);
        }
        .submit-btn {
            background-color: var(--ucl-blue);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
            font-size: 1.1rem;
        }
        .submit-btn:hover {
            background-color: #002a7a;
        }
        .longtail-links {
            background-color: var(--ucl-dark);
            color: white;
            padding: var(--spacing-lg) 0;
            margin-top: var(--spacing-lg);
        }
        .longtail-links h2 {
            text-align: center;
            margin-bottom: var(--spacing-md);
            color: var(--ucl-gold);
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--spacing-sm);
        }
        .web-link {
            background-color: rgba(255,255,255,0.05);
            border-radius: var(--border-radius);
            padding: var(--spacing-sm);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: #fff;
            display: block;
            font-weight: 500;
        }
        .web-link a:hover {
            color: var(--ucl-gold);
        }
        .site-footer {
            background-color: var(--ucl-dark);
            color: #aaa;
            padding: var(--spacing-lg) 0 var(--spacing-sm);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--ucl-gold);
            padding-left: 5px;
        }
        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: #333;
            border-radius: 50%;
            color: white;
            font-size: 1.2rem;
        }
        .social-links a:hover {
            background-color: var(--ucl-blue);
            transform: scale(1.1);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.6rem; }
            .interactive-modules { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 90px;
                left: -100%;
                width: 80%;
                max-width: 300px;
                height: calc(100vh - 90px);
                background-color: var(--ucl-dark);
                flex-direction: column;
                padding: var(--spacing-md);
                transition: left 0.4s ease;
                box-shadow: 5px 0 15px rgba(0,0,0,0.2);
                z-index: 999;
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .search-form {
                margin-top: var(--spacing-md);
                width: 100%;
            }
            .search-input {
                flex-grow: 1;
                width: auto;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .nav-container {
                order: 3;
                width: 100%;
                margin-top: var(--spacing-sm);
                justify-content: space-between;
            }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            .article-content { padding: var(--spacing-md); }
            .stats-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .hero h1 { font-size: 1.8rem; }
            .article-content h2 { font-size: 1.7rem; }
            .article-content h3 { font-size: 1.4rem; }
        }