* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-green: #58cc02;
            --secondary-green: #1cb0f6;
            --accent-blue: #1cb0f6;
            --dark-bg: #121212;
            --light-bg: #f9f9f9;
            --text-dark: #333333;
            --text-light: #ffffff;
            --text-gray: #666666;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --max-width: 1200px;
            --border-radius: 12px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--text-light);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-green);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            color: var(--accent-blue);
            transform: scale(1.02);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 25px;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 12px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .nav-links a:hover {
            background-color: var(--primary-green);
            color: var(--text-light);
        }
        .search-form {
            display: flex;
            align-items: center;
            background: var(--light-bg);
            border-radius: 50px;
            padding: 8px 15px;
            border: 1px solid var(--border-color);
        }
        .search-form input {
            border: none;
            background: transparent;
            padding: 5px 10px;
            outline: none;
            width: 200px;
            font-size: 1rem;
        }
        .search-form button {
            background: var(--primary-green);
            border: none;
            color: white;
            border-radius: 50%;
            width: 36px;
            height: 36px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--accent-blue);
            transform: rotate(10deg);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            background-color: #f0f8ff;
            padding: 15px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: var(--text-gray);
        }
        .breadcrumb a {
            color: var(--accent-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-header {
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px solid var(--primary-green);
        }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-dark);
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--text-gray);
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .article-body {
            font-size: 1.1rem;
        }
        .article-body p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        .article-body h2 {
            font-size: 2.2rem;
            margin: 3rem 0 1.5rem;
            color: var(--primary-green);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        .article-body h3 {
            font-size: 1.8rem;
            margin: 2.5rem 0 1.2rem;
            color: var(--accent-blue);
        }
        .article-body h4 {
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
            color: var(--text-dark);
        }
        .article-body strong {
            color: var(--primary-green);
            font-weight: 700;
        }
        .article-body em {
            color: var(--accent-blue);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #e6f7ff, #f0fff4);
            border-left: 5px solid var(--primary-green);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            box-shadow: var(--shadow);
        }
        .inline-link {
            color: var(--accent-blue);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 1px dotted var(--accent-blue);
            transition: var(--transition);
        }
        .inline-link:hover {
            color: var(--primary-green);
            border-bottom-style: solid;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 30px 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-gray);
            margin-top: -20px;
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        .sidebar {
            background: var(--text-light);
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            color: var(--primary-green);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed var(--border-color);
        }
        .related-links a {
            text-decoration: none;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .related-links a:hover {
            color: var(--primary-green);
            padding-left: 5px;
        }
        .user-interaction {
            background: var(--text-light);
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 50px 0;
        }
        .interaction-title {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 30px;
            color: var(--primary-green);
        }
        .rating-system {
            display: flex;
            align-items: center;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
        .stars {
            display: flex;
            gap: 5px;
        }
        .stars i {
            color: #ffc107;
            font-size: 1.8rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-dark);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(88, 204, 2, 0.1);
        }
        .submit-btn {
            background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            align-self: flex-start;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(88, 204, 2, 0.3);
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--primary-green);
            margin-bottom: 25px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #cccccc;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-links a:hover {
            color: var(--primary-green);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        friend-link a {
            color: var(--text-light) !important;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #999;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .main-nav {
                width: 100%;
                justify-content: space-between;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: white;
                position: absolute;
                top: 100%;
                left: 0;
                box-shadow: var(--shadow);
                padding: 20px;
                border-radius: 0 0 var(--border-radius) var(--border-radius);
                z-index: 999;
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .article-body h2 {
                font-size: 1.9rem;
            }
            .article-body h3 {
                font-size: 1.6rem;
            }
            .search-form input {
                width: 150px;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .article-body, .sidebar, .user-interaction {
            animation: fadeInUp 0.8s ease-out;
        }
        .text-center {
            text-align: center;
        }
        .mt-4 { margin-top: 2rem; }
        .mb-4 { margin-bottom: 2rem; }
        .py-3 { padding-top: 1.5rem; padding-bottom: 1.5rem; }