:root {
            --primary: #6a11cb;
            --secondary: #2575fc;
            --accent: #ff5e62;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --shadow: 0 5px 15px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: var(--secondary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--dark);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo a {
            color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        nav a:hover {
            background: rgba(255,255,255,0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .breadcrumb {
            padding: 1rem 0;
            background: rgba(255,255,255,0.9);
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--dark);
            font-weight: 500;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        .article-content {
            background: white;
            padding: 3rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        article h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: var(--dark);
            line-height: 1.2;
        }
        article h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            color: var(--primary);
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent);
        }
        article h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: var(--secondary);
        }
        article h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
            color: var(--dark);
        }
        article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        article strong {
            color: var(--primary);
            font-weight: 700;
        }
        article em {
            color: var(--gray);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(90deg, rgba(106, 17, 203, 0.1), rgba(37, 117, 252, 0.1));
            border-left: 5px solid var(--primary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .steps-list {
            list-style: none;
            counter-reset: step-counter;
        }
        .steps-list li {
            counter-increment: step-counter;
            margin-bottom: 2rem;
            padding-left: 3.5rem;
            position: relative;
        }
        .steps-list li:before {
            content: counter(step-counter);
            position: absolute;
            left: 0;
            top: 0;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: white;
            width: 2.5rem;
            height: 2.5rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--dark);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
        }
        .search-form input {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: 5px;
            margin-bottom: 1rem;
        }
        .search-form button {
            width: 100%;
            padding: 0.8rem;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-form button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .related-links li:before {
            content: '➤';
            position: absolute;
            left: 0;
            color: var(--accent);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffd700;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars span {
            transition: var(--transition);
        }
        .stars span:hover,
        .stars span:hover ~ span {
            color: #ffed4e;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: 5px;
            min-height: 120px;
            margin-bottom: 1rem;
            resize: vertical;
        }
        .comment-form button {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background: #ff4757;
        }
        .article-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .article-image img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            transition: var(--transition);
        }
        .article-image img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            margin-top: 0.5rem;
            font-style: italic;
            color: var(--gray);
            font-size: 0.9rem;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: 5px;
            margin-bottom: 0.5rem;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        .last-updated {
            background: var(--accent);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            display: inline-block;
            margin: 1.5rem 0;
            font-weight: bold;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .header-content nav ul {
                gap: 1rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                padding: 1rem;
                box-shadow: var(--shadow);
            }
            nav ul.active {
                display: flex;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 2rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            article h1 {
                font-size: 1.8rem;
            }
        }