* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a472a;
            --secondary-color: #d4af37;
            --accent-color: #c41e3a;
            --dark-bg: #0c1f14;
            --light-bg: #f5f5f5;
            --text-dark: #2c3e34;
            --text-light: #f8f9fa;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--dark-bg), var(--primary-color));
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--secondary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
            color: #ffd700;
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--secondary-color);
            border-radius: 2px;
            transition: var(--transition);
        }
        nav ul {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        nav a:hover {
            background: rgba(212, 175, 55, 0.2);
            color: var(--secondary-color);
        }
        .breadcrumb {
            background: #e8f4ea;
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid #d1e7dd;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-container {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--secondary-color);
        }
        .search-btn {
            background: linear-gradient(to right, var(--primary-color), var(--dark-bg));
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: linear-gradient(to right, var(--dark-bg), var(--primary-color));
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            border-radius: 16px;
            box-shadow: var(--shadow);
            padding: 3rem;
            margin-bottom: 2rem;
            overflow: hidden;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-color);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary-color);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--dark-bg);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--accent-color);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 5px;
        }
        .highlight {
            background: linear-gradient(120deg, #ffd70020 0%, #ffd70020 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .key-point {
            border-left: 4px solid var(--secondary-color);
            padding-left: 1.5rem;
            margin: 1.5rem 0;
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .strategy-chart {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }
        .chart-card {
            background: #f8f9fa;
            border: 2px solid #dee2e6;
            border-radius: 12px;
            padding: 1.5rem;
            transition: var(--transition);
        }
        .chart-card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary-color);
            box-shadow: var(--shadow);
        }
        .interactive-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .action-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }
        .action-card:hover {
            transform: scale(1.05);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        .action-card i {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1rem;
        }
        .user-feedback {
            background: #f8f9fa;
            border-radius: 16px;
            padding: 3rem;
            margin: 3rem 0;
            border: 1px solid #dee2e6;
        }
        .rating-system {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }
        .stars {
            display: flex;
            gap: 5px;
        }
        .star {
            color: #ddd;
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: var(--secondary-color);
            outline: none;
        }
        .submit-btn {
            background: linear-gradient(to right, var(--primary-color), var(--dark-bg));
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background: linear-gradient(to right, var(--dark-bg), var(--primary-color));
            transform: translateY(-2px);
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 2rem auto;
            display: block;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .related-links {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
        }
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .link-card {
            background: white;
            padding: 1rem;
            border-radius: 8px;
            text-decoration: none;
            color: var(--primary-color);
            transition: var(--transition);
            border: 1px solid #dee2e6;
        }
        .link-card:hover {
            background: var(--primary-color);
            color: white;
            transform: translateX(5px);
        }
        footer {
            background: linear-gradient(to right, var(--dark-bg), var(--primary-color));
            color: var(--text-light);
            padding: 3rem 0 1rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        friend-link {
            display: inline-block;
            background: rgba(212, 175, 55, 0.1);
            padding: 1rem 1.5rem;
            margin: 0.5rem;
            border-radius: 6px;
            border: 1px solid var(--secondary-color);
        }
        friend-link a {
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(212, 175, 55, 0.3);
            color: #aaa;
            font-size: 0.9rem;
        }
        .last-updated {
            background: #e8f5e9;
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-style: italic;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            nav ul {
                position: fixed;
                top: 80px;
                left: -100%;
                flex-direction: column;
                background: var(--dark-bg);
                width: 100%;
                text-align: center;
                transition: 0.5s;
                padding: 2rem 0;
                gap: 0;
            }
            nav ul.active {
                left: 0;
            }
            nav a {
                padding: 1.5rem;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .header-content {
                flex-wrap: wrap;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 1rem;
            }
            .search-btn {
                border-radius: 50px;
                padding: 1rem;
            }
            .interactive-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            article { padding: 1.5rem; }
            .container { padding: 0 15px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease-out;
        }
        @media print {
            header, footer, .search-container, .user-feedback {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            article {
                box-shadow: none;
                padding: 0;
            }
        }