* {
            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: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        a {
            color: #4a6fa5;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff7b9c;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: #fff;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-family: 'Comic Sans MS', cursive, sans-serif;
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff7b9c, #4a6fa5);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }
        .my-logo a {
            background: none;
            color: inherit;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 5px;
            border-bottom: 3px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active {
            border-bottom-color: #ff7b9c;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #4a6fa5;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            background: #f0f4f8;
            font-size: 0.95rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: #888;
        }
        .search-section {
            background: #e4edf5;
            padding: 30px 0;
            text-align: center;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        .search-input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-button {
            background: linear-gradient(90deg, #4a6fa5, #3a5980);
            color: white;
            border: none;
            padding: 0 35px;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s ease;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #ff7b9c, #e85a7a);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .article-content {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #4a6fa5;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 10px;
            border-bottom: 3px solid #f0f4f8;
        }
        h3 {
            font-size: 1.8rem;
            color: #ff7b9c;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.5rem;
            color: #333;
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.4rem;
            color: #555;
            font-weight: 300;
            margin-bottom: 2.5rem;
            padding-left: 20px;
            border-left: 5px solid #4a6fa5;
        }
        .highlight {
            background: linear-gradient(120deg, #ffe6ee 0%, #ffe6ee 100%);
            padding: 25px;
            border-radius: 15px;
            margin: 2rem 0;
            border-left: 5px solid #ff7b9c;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 5px;
        }
        .term {
            font-weight: bold;
            color: #4a6fa5;
        }
        .internal-link {
            font-weight: 600;
            border-bottom: 2px dotted #4a6fa5;
        }
        .sidebar {
            background: white;
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        .widget {
            margin-bottom: 35px;
        }
        .widget-title {
            font-size: 1.5rem;
            color: #2c3e50;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f0f4f8;
        }
        .comment-form,
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-control {
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-control:focus {
            border-color: #4a6fa5;
            outline: none;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ffc107;
        }
        .submit-btn {
            background: linear-gradient(90deg, #ff7b9c, #e85a7a);
            color: white;
            border: none;
            padding: 15px;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(232, 90, 122, 0.3);
        }
        .article-image {
            margin: 2.5rem auto;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            max-width: 800px;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .site-footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 50px 0 30px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }
        .footer-widget h3 {
            color: #ff7b9c;
            font-size: 1.5rem;
            margin-bottom: 25px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #bdc3c7;
        }
        .footer-links a:hover {
            color: #ff7b9c;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 15px;
            border-radius: 10px;
            margin-bottom: 10px;
            transition: background 0.3s ease;
        }
        friend-link:hover {
            background: 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);
            font-size: 0.9rem;
            color: #95a5a6;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 40px;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                width: 100%;
                order: 3;
                margin-top: 20px;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #eee;
            }
            .main-nav a {
                display: block;
                padding: 15px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 25px;
            }
        }