* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        ul {
            list-style: none;
        }
        button, input, textarea {
            font-family: inherit;
        }
        .site-header {
            background: linear-gradient(135deg, #1a5fb4 0%, #2d7bc4 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
        }
        .logo-icon {
            margin-right: 10px;
            font-size: 2rem;
            color: #ffde57;
        }
        .main-nav ul {
            display: flex;
            gap: 25px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255,255,255,0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: #1a5fb4;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #666;
        }
        .hero {
            background: linear-gradient(rgba(26, 95, 180, 0.85), rgba(45, 123, 196, 0.9)), url('https://images.unsplash.com/photo-1549421263-6064833b071b?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 80px 20px;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .cta-button {
            display: inline-block;
            background-color: #ffde57;
            color: #1a5fb4;
            padding: 15px 35px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.25);
            background-color: #ffd32a;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 40px;
        }
        .main-content {
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        }
        .sidebar {
            background: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        article h2 {
            color: #1a5fb4;
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #ffde57;
        }
        article h3 {
            color: #2d7bc4;
            font-size: 1.5rem;
            margin: 30px 0 15px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        article strong {
            color: #1a5fb4;
            font-weight: 700;
        }
        article em {
            background-color: #fffacd;
            font-style: italic;
            padding: 2px 5px;
        }
        .highlight-box {
            background: linear-gradient(120deg, #e3f2fd, #f3e5f5);
            border-left: 5px solid #1a5fb4;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .figure-container {
            margin: 30px auto;
            text-align: center;
        }
        .figure-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            margin-bottom: 10px;
            border: 5px solid white;
            outline: 1px solid #eee;
        }
        .figure-container figcaption {
            font-style: italic;
            color: #666;
            font-size: 0.95rem;
        }
        .sidebar h3 {
            color: #1a5fb4;
            margin-bottom: 20px;
            font-size: 1.4rem;
            padding-bottom: 8px;
            border-bottom: 2px solid #ffde57;
        }
        .search-box {
            margin-bottom: 30px;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #1a5fb4;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-box button {
            background: #1a5fb4;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-box button:hover {
            background: #154b8c;
        }
        .rating-widget, .comment-widget {
            margin-bottom: 30px;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
        }
        .stars i {
            color: #ddd;
            font-size: 1.8rem;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars i:hover, .stars i.active {
            color: #ffde57;
        }
        .rating-form button, .comment-form button {
            width: 100%;
            padding: 12px;
            background: #1a5fb4;
            color: white;
            border: none;
            border-radius: 5px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 10px;
            transition: background 0.3s;
        }
        .rating-form button:hover, .comment-form button:hover {
            background: #154b8c;
        }
        textarea {
            width: 100%;
            padding: 12px;
            border: 2px solid #ccc;
            border-radius: 5px;
            resize: vertical;
            min-height: 100px;
            font-size: 1rem;
            margin-top: 10px;
        }
        .footer-links {
            background: #2d3748;
            color: #e2e8f0;
            padding: 40px 20px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .web-link {
            background: #4a5568;
            padding: 15px;
            border-radius: 5px;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: #5a6578;
            transform: translateX(5px);
        }
        .web-link a {
            color: #90cdf4;
            font-weight: 500;
        }
        .web-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .site-footer {
            background: #1a202c;
            color: #a0aec0;
            text-align: center;
            padding: 25px 20px;
            font-size: 0.95rem;
        }
        .site-footer a {
            color: #90cdf4;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a5fb4;
                padding: 20px;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 12px 20px;
            }
            .hero {
                padding: 60px 20px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .main-content {
                padding: 25px;
            }
        }
        @media (max-width: 480px) {
            .hero p {
                font-size: 1.1rem;
            }
            .cta-button {
                padding: 12px 25px;
                font-size: 1rem;
            }
            article h2 {
                font-size: 1.7rem;
            }
        }