* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-yellow: #FFCC00;
            --primary-blue: #2A2A8F;
            --primary-pink: #FF66B2;
            --dark-bg: #111122;
            --light-bg: #F5F5FA;
            --text-light: #EAEAFF;
            --text-dark: #222244;
            --accent-red: #FF3333;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 5rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 42, 0.15);
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-red);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-blue) 100%);
            color: var(--text-light);
            padding: var(--spacing-sm) 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--primary-yellow);
            text-shadow: 3px 3px 0 var(--accent-red), 6px 6px 8px rgba(0,0,0,0.5);
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .my-logo i {
            color: var(--primary-pink);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--primary-yellow);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: var(--spacing-md);
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: var(--primary-yellow);
            color: var(--dark-bg);
            text-decoration: none;
        }
        .breadcrumb {
            padding: var(--spacing-sm);
            background-color: #e8e8ff;
            font-size: 0.9rem;
            margin-bottom: var(--spacing-md);
            border-radius: 0 0 var(--border-radius) var(--border-radius);
        }
        .breadcrumb a {
            color: var(--primary-blue);
        }
        .breadcrumb span {
            color: #666;
        }
        .search-container {
            background: white;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: var(--spacing-lg);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px;
            border: 2px solid var(--primary-blue);
            border-right: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background: var(--primary-blue);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--accent-red);
        }
        main {
            flex: 1;
            padding: var(--spacing-md) 0 var(--spacing-xl);
        }
        .article-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
            padding-bottom: var(--spacing-lg);
            border-bottom: 3px dashed var(--primary-yellow);
        }
        h1 {
            color: var(--dark-bg);
            font-size: 3.2rem;
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
        }
        .article-meta {
            color: #666;
            font-style: italic;
            margin-bottom: var(--spacing-sm);
        }
        .article-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
        }
        @media (max-width: 992px) {
            .article-content {
                grid-template-columns: 1fr;
            }
        }
        .content-main {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .content-sidebar {
            background: white;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h2 {
            color: var(--primary-blue);
            border-left: 5px solid var(--primary-yellow);
            padding-left: 15px;
            margin: var(--spacing-lg) 0 var(--spacing-md);
            font-size: 2.2rem;
        }
        h3 {
            color: var(--primary-pink);
            margin: var(--spacing-md) 0 var(--spacing-sm);
            font-size: 1.8rem;
        }
        h4 {
            color: var(--dark-bg);
            margin: var(--spacing-sm) 0;
            font-size: 1.4rem;
        }
        p {
            margin-bottom: var(--spacing-md);
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary-blue);
            background: #f0f0ff;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-yellow);
        }
        .highlight {
            background-color: #fffacd;
            padding: 2px 5px;
            border-radius: 3px;
            font-weight: bold;
        }
        .inline-link {
            color: var(--accent-red);
            font-weight: 600;
        }
        .feature-img {
            width: 100%;
            margin: var(--spacing-lg) auto;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            padding: var(--spacing-xs);
            background: #f9f9ff;
            color: #555;
        }
        .sidebar-module {
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
            border-bottom: 1px solid #eee;
        }
        .sidebar-module:last-child {
            border-bottom: none;
        }
        .sidebar-module h3 {
            font-size: 1.4rem;
            color: var(--dark-bg);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 8px;
            border-bottom: 2px solid var(--primary-yellow);
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 10px;
            padding-left: 20px;
            position: relative;
        }
        .link-list li:before {
            content: '▶';
            color: var(--primary-pink);
            position: absolute;
            left: 0;
            font-size: 0.8rem;
        }
        .interactive-module {
            background: #f9f9ff;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin-top: var(--spacing-xl);
            border: 1px solid #ddd;
        }
        .interactive-module h2 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: var(--spacing-md);
        }
        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
            color: var(--dark-bg);
        }
        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(42, 42, 143, 0.1);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ddd;
            margin: 10px 0;
        }
        .rating-stars .star {
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: var(--primary-yellow);
        }
        .btn-submit {
            background: linear-gradient(to right, var(--primary-blue), var(--primary-pink));
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .btn-submit:hover {
            background: linear-gradient(to right, var(--accent-red), var(--primary-pink));
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(255, 51, 51, 0.2);
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: auto;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-logo {
            font-size: 2rem;
            color: var(--primary-yellow);
            margin-bottom: var(--spacing-sm);
        }
        friend-link {
            display: block;
            margin: 10px 0;
            color: var(--primary-pink);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid #333355;
            color: #aaaacc;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 25px;
                right: 20px;
            }
            .main-nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            .main-nav.active {
                max-height: 400px;
                margin-top: var(--spacing-sm);
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 15px;
                border-bottom: 1px solid #333355;
            }
            .content-sidebar {
                position: static;
            }
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        .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;
        }