:root {
            --primary: #6a11cb;
            --secondary: #2575fc;
            --accent: #ff4e50;
            --light: #f8f9fa;
            --dark: #212529;
            --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;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            color: var(--dark);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            background: linear-gradient(45deg, #ffd700, #ff8c00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 25px;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-links a:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(255,255,255,0.9);
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
            color: var(--gray);
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            color: var(--primary);
            line-height: 1.2;
            border-left: 6px solid var(--accent);
            padding-left: 15px;
        }
        h2 {
            font-size: 2rem;
            margin: 30px 0 15px;
            color: var(--secondary);
            padding-bottom: 8px;
            border-bottom: 2px dashed var(--secondary);
        }
        h3 {
            font-size: 1.6rem;
            margin: 25px 0 12px;
            color: var(--dark);
        }
        h4 {
            font-size: 1.3rem;
            margin: 20px 0 10px;
            color: var(--gray);
        }
        p {
            margin-bottom: 18px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            background-color: #f0f4ff;
            padding: 15px;
            border-radius: 10px;
            margin-bottom: 25px;
            border-left: 5px solid var(--primary);
        }
        strong {
            color: var(--primary);
            font-weight: 700;
        }
        em {
            color: var(--accent);
            font-style: italic;
        }
        .highlight {
            background: linear-gradient(120deg, #a1c4fd 0%, #c2e9fb 100%);
            padding: 20px;
            border-radius: 10px;
            margin: 25px 0;
            border-left: 5px solid var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: var(--shadow);
            display: block;
            margin: 25px auto;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: -15px;
            margin-bottom: 25px;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 8px;
        }
        .inline-link {
            color: var(--secondary);
            font-weight: 600;
            border-bottom: 2px dotted var(--secondary);
        }
        .inline-link:hover {
            color: var(--accent);
            border-bottom-style: solid;
        }
        .update-time {
            background-color: #fff3cd;
            color: #856404;
            padding: 12px;
            border-radius: 8px;
            margin: 20px 0;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        aside {
            background-color: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: var(--shadow);
            align-self: start;
        }
        .search-box {
            margin-bottom: 25px;
        }
        .search-box h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-form button:hover {
            opacity: 0.9;
        }
        .related-links {
            margin-bottom: 25px;
        }
        .related-links h3 {
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding: 12px;
            background-color: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid var(--primary);
        }
        .related-links a:hover {
            color: var(--primary);
        }
        .interaction {
            background-color: white;
            border-radius: 15px;
            padding: 30px;
            margin-top: 30px;
            box-shadow: var(--shadow);
        }
        .interaction h2 {
            margin-top: 0;
        }
        .rating-form, .comment-form {
            margin-bottom: 30px;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            margin-bottom: 15px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            margin-right: 5px;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(106, 17, 203, 0.2);
        }
        .btn {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(106, 17, 203, 0.3);
        }
        footer {
            background: linear-gradient(to right, var(--dark), #343a40);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #ffd700;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a:hover {
            color: #ffd700;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.1);
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 15px;
            text-align: center;
            font-weight: 600;
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.95rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--primary);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: var(--transition);
            }
            .nav-links.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .nav-links li {
                margin: 15px 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-grid {
                gap: 20px;
            }
            article, aside, .interaction {
                padding: 20px;
            }
        }