:root {
            --primary: #6a11cb;
            --secondary: #2575fc;
            --accent: #ff5e62;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --light-gray: #e9ecef;
            --border-radius: 12px;
            --shadow: 0 8px 25px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        * {
            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: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--border-radius);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
            color: white;
            background: linear-gradient(to right, var(--secondary), var(--primary));
        }
        header {
            background-color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .logo span {
            color: var(--accent);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-links a {
            font-weight: 600;
            color: var(--dark);
            padding: 5px 0;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            transition: width 0.3s ease;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .search-box {
            display: flex;
            margin-left: 30px;
            border: 2px solid var(--light-gray);
            border-radius: 50px;
            overflow: hidden;
            padding: 5px;
        }
        .search-box input {
            border: none;
            padding: 8px 15px;
            width: 200px;
            outline: none;
        }
        .search-box button {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 8px 20px;
            border-radius: 50px;
            cursor: pointer;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark);
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: var(--light-gray);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: var(--gray);
        }
        main {
            padding: 40px 0;
        }
        .article-header {
            margin-bottom: 40px;
        }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(to right, var(--primary), var(--dark));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--gray);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .meta-info span i {
            margin-right: 5px;
        }
        .featured-image {
            margin: 30px 0;
            position: relative;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--light-gray);
            color: var(--dark);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 30px 0 15px;
            color: var(--primary);
        }
        .article-content h4 {
            font-size: 1.3rem;
            margin: 25px 0 12px;
            color: var(--secondary);
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content blockquote {
            border-left: 5px solid var(--primary);
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: var(--gray);
            background-color: var(--light);
            padding: 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .article-content ul, .article-content ol {
            margin: 20px 0 20px 30px;
        }
        .article-content li {
            margin-bottom: 10px;
        }
        .highlight-box {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            padding: 25px;
            border-radius: var(--border-radius);
            border-left: 5px solid var(--accent);
            margin: 30px 0;
        }
        .related-links {
            background-color: var(--light);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 30px 0;
        }
        .related-links h4 {
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            margin: 15px 0 0;
        }
        .related-links li {
            margin-bottom: 10px;
            padding: 10px;
            border-bottom: 1px dashed var(--light-gray);
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
            color: var(--dark);
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            font-size: 1.8rem;
            color: #ffc107;
            margin: 10px 0;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-widget textarea {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--light-gray);
            border-radius: var(--border-radius);
            resize: vertical;
            min-height: 150px;
            margin-bottom: 15px;
            font-family: inherit;
        }
        .comment-list {
            max-height: 400px;
            overflow-y: auto;
        }
        .comment-item {
            padding: 15px 0;
            border-bottom: 1px solid var(--light-gray);
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: bold;
            margin-bottom: 5px;
        }
        .comment-date {
            font-size: 0.8rem;
            color: var(--gray);
        }
        footer {
            background-color: var(--dark);
            color: white;
            padding: 50px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: white;
        }
        .footer-links h4 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: white;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            padding: 15px;
            background-color: rgba(255,255,255,0.05);
            border-radius: var(--border-radius);
            margin-bottom: 15px;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .article-header h1 {
                font-size: 2.3rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                background-color: white;
                width: 100%;
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
                transform: translateY(-150%);
                opacity: 0;
                transition: var(--transition);
                z-index: 999;
            }
            .nav-links.active {
                transform: translateY(0);
                opacity: 1;
            }
            .search-box {
                margin-left: 0;
                margin-top: 20px;
                width: 90%;
            }
            .search-box input {
                width: 100%;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .footer-container {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 2rem;
            }
        }