* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Nirmala UI', sans-serif;
        }
        :root {
            --primary-color: #1a365d; 
            --secondary-color: #c53030; 
            --accent-color: #f6ad55; 
            --text-dark: #2d3748;
            --text-light: #f7fafc;
            --bg-light: #edf2f7;
            --border-color: #cbd5e0;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: var(--text-dark);
            line-height: 1.7;
            font-size: 1.05rem;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section, article {
            margin-bottom: 40px;
        }
        header {
            background-color: var(--primary-color);
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            font-size: 2rem;
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            padding: 8px 12px;
            border-radius: 4px;
            font-weight: 600;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--accent-color);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: var(--primary-color);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background-color: var(--bg-light);
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: var(--secondary-color);
        }
        .breadcrumb a:hover {
            color: var(--secondary-color);
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary-color), #2d4a7a);
            padding: 40px 20px;
            border-radius: 10px;
            margin: 30px 0;
            text-align: center;
            color: white;
        }
        .search-container h2 {
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
        }
        .search-button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: #9b2c2c;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 30px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        article h2 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin: 30px 0 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--accent-color);
        }
        article h3 {
            font-size: 1.4rem;
            color: var(--primary-color);
            margin: 25px 0 10px;
        }
        article p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background-color: #fffacd;
            padding: 20px;
            border-left: 5px solid var(--accent-color);
            border-radius: 5px;
            margin: 25px 0;
        }
        .download-box {
            background: linear-gradient(to right, #1a365d, #2d4a7a);
            color: white;
            padding: 25px;
            border-radius: 10px;
            text-align: center;
            margin: 30px 0;
        }
        .download-button {
            display: inline-block;
            background-color: var(--accent-color);
            color: var(--primary-color);
            padding: 15px 40px;
            font-size: 1.3rem;
            font-weight: 800;
            border-radius: 50px;
            margin-top: 15px;
            box-shadow: 0 6px 0 #d69e2e;
            transition: var(--transition);
        }
        .download-button:hover {
            background-color: #ed8936;
            transform: translateY(-3px);
            box-shadow: 0 9px 0 #d69e2e;
        }
        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 25px 0;
        }
        .feature-item {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            border-top: 4px solid var(--secondary-color);
            transition: var(--transition);
        }
        .feature-item:hover {
            transform: translateY(-5px);
        }
        .feature-item i {
            color: var(--secondary-color);
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .image-container {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        .image-container img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.03);
        }
        .caption {
            text-align: center;
            font-style: italic;
            padding: 10px;
            background-color: var(--bg-light);
            color: #666;
        }
        .sidebar {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
            margin-bottom: 15px;
        }
        .sidebar-list li {
            padding: 12px 0;
            border-bottom: 1px dashed var(--border-color);
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .sidebar-list a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            color: #f6ad55;
            font-size: 1.8rem;
            margin: 15px 0;
        }
        .rating-form input, .rating-form select {
            width: 100%;
            padding: 10px;
            margin-bottom: 10px;
            border: 1px solid var(--border-color);
            border-radius: 5px;
        }
        .rating-form button {
            width: 100%;
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
        }
        .rating-form button:hover {
            background-color: #2d4a7a;
        }
        .comments-section {
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-top: 40px;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            resize: vertical;
            min-height: 150px;
            margin-bottom: 15px;
        }
        .comment-form input {
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            margin-bottom: 15px;
            width: calc(50% - 10px);
        }
        .comment-form .form-row {
            display: flex;
            gap: 20px;
        }
        @media (max-width: 576px) {
            .comment-form .form-row {
                flex-direction: column;
                gap: 0;
            }
            .comment-form input {
                width: 100%;
            }
        }
        .comment-submit {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .comment-submit:hover {
            background-color: #9b2c2c;
        }
        .internal-links {
            background-color: var(--bg-light);
            padding: 40px 20px;
            margin: 50px 0;
            border-radius: 10px;
        }
        .internal-links h2 {
            text-align: center;
            color: var(--primary-color);
            margin-bottom: 30px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 15px;
        }
        .web-link {
            background-color: white;
            padding: 15px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .web-link a {
            display: block;
            font-weight: 600;
        }
        footer {
            background-color: var(--primary-color);
            color: var(--text-light);
            padding-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-column h3 {
            color: var(--accent-color);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-column ul li {
            margin-bottom: 12px;
        }
        .footer-column a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        .social-icons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 50%;
            font-size: 1.2rem;
        }
        .social-icons a:hover {
            background-color: var(--accent-color);
            color: var(--primary-color);
        }
        .copyright {
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #cbd5e0;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            article h1 {
                font-size: 2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-button {
                border-radius: 50px;
                margin-bottom: 10px;
                width: 100%;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
        }