:root {
            --primary-color: #1a365d;
            --secondary-color: #e53e3e;
            --accent-color: #f6ad55;
            --text-color: #2d3748;
            --light-bg: #f7fafc;
            --dark-bg: #2d3748;
            --border-color: #e2e8f0;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fff;
            font-size: 18px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .btn {
            display: inline-block;
            background: var(--secondary-color);
            color: white;
            padding: 12px 28px;
            border-radius: 5px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background: #c53030;
            transform: translateY(-2px);
        }
        header {
            background: var(--primary-color);
            color: white;
            padding: 15px 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: white;
            letter-spacing: 1px;
        }
        .logo span {
            color: var(--accent-color);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            color: white;
            font-weight: 500;
            padding: 8px 0;
            position: relative;
        }
        .desktop-nav a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-color);
            transition: var(--transition);
        }
        .desktop-nav a:hover:after {
            width: 100%;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: var(--primary-color);
            flex-direction: column;
            padding: 20px;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            color: white;
            display: block;
            padding: 10px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background: var(--light-bg);
            padding: 15px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--text-color);
        }
        .breadcrumb a:hover {
            color: var(--secondary-color);
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #a0aec0;
        }
        .hero {
            background: linear-gradient(rgba(26,54,93,0.9), rgba(26,54,93,0.8)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 80px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        main {
            min-width: 0;
        }
        article {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        article h2 {
            color: var(--primary-color);
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-color);
            font-size: 2rem;
        }
        article h3 {
            color: var(--secondary-color);
            margin: 25px 0 10px;
            font-size: 1.5rem;
        }
        article p {
            margin-bottom: 20px;
            text-align: justify;
            line-height: 1.8;
        }
        article emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .highlight {
            background: #fffaf0;
            border-left: 4px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            font-style: italic;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin: 0 auto;
        }
        .image-caption {
            margin-top: 10px;
            font-style: italic;
            color: #718096;
            font-size: 0.9rem;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
        }
        .search-box {
            display: flex;
            margin-bottom: 20px;
        }
        .search-box input {
            flex: 1;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-box button {
            background: var(--secondary-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
        }
        .rating-widget form, .comment-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            font-size: 1.5rem;
            color: #e2e8f0;
            margin: 10px 0;
        }
        .rating-stars .star {
            cursor: pointer;
        }
        .rating-stars .star.active {
            color: #f6ad55;
        }
        .rating-widget input, .comment-widget input, .comment-widget textarea {
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            font-size: 1rem;
        }
        .comment-widget textarea {
            min-height: 120px;
            resize: vertical;
        }
        .longtail-links {
            background: var(--light-bg);
            padding: 40px 0;
            margin-top: 40px;
        }
        .web-link {
            display: inline-block;
            background: white;
            padding: 12px 20px;
            margin: 0 10px 15px 0;
            border-radius: 5px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        }
        footer {
            background: var(--dark-bg);
            color: white;
            padding: 50px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--accent-color);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 10px;
        }
        .footer-section a {
            color: #cbd5e0;
        }
        .footer-section a:hover {
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #4a5568;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            article {
                padding: 20px;
            }
            article h2 {
                font-size: 1.7rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }