* { 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;
            display: flex;
            flex-direction: column;
        }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .text-center { text-align: center; }
        .bold { font-weight: 800; color: #2c3e50; }
        .highlight { background-color: #fffacd; padding: 2px 5px; border-radius: 3px; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .site-header {
            background: linear-gradient(90deg, #1a237e 0%, #283593 50%, #3949ab 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo a {
            font-size: 2rem;
            font-weight: 900;
            color: #FFD700;
            text-decoration: none;
            font-family: 'Arial Black', sans-serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            transition: transform 0.3s ease;
        }
        .my-logo a:hover { transform: scale(1.05); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.2);
            color: #FFD700;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e8f4fc;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d1e3f1;
        }
        .breadcrumb a { color: #1a237e; text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        .hero {
            background: url('https://images.unsplash.com/photo-1635070041078-e363dbe005cb?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 4rem 2rem;
            text-align: center;
            margin-bottom: 2rem;
            border-radius: 0 0 15px 15px;
            position: relative;
        }
        .hero::before {
            content: '';
            position: absolute;
            top:0; left:0; right:0; bottom:0;
            background: rgba(26, 35, 126, 0.7);
            border-radius: 0 0 15px 15px;
        }
        .hero-content { position: relative; z-index: 2; }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto;
            padding: 1rem;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px;
            border: 2px solid #3949ab;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background: linear-gradient(to right, #3949ab, #1a237e);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: opacity 0.3s;
        }
        .search-form button:hover { opacity: 0.9; }
        .main-content {
            flex: 1;
            padding: 2rem 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        article h1 { font-size: 2.5rem; color: #1a237e; margin-bottom: 1.5rem; }
        article h2 { font-size: 2rem; color: #283593; margin: 2.5rem 0 1rem; padding-bottom: 0.5rem; border-bottom: 3px solid #FFD700; }
        article h3 { font-size: 1.5rem; color: #3949ab; margin: 2rem 0 1rem; }
        article h4 { font-size: 1.2rem; color: #5c6bc0; margin: 1.5rem 0 0.8rem; }
        article p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        article ul, article ol { margin-left: 2rem; margin-bottom: 1.5rem; }
        article li { margin-bottom: 0.8rem; }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 2rem auto;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border: 5px solid white;
        }
        .info-box {
            background: #e8f4fc;
            border-left: 5px solid #3949ab;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .related-link {
            display: inline-block;
            color: #1a237e;
            text-decoration: none;
            font-weight: 600;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            transition: all 0.3s ease;
            margin: 0.2rem;
        }
        .related-link:hover {
            background-color: #1a237e;
            color: white;
            text-decoration: none;
        }
        aside {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            align-self: start;
        }
        .sidebar-widget { margin-bottom: 2.5rem; }
        .sidebar-widget h3 {
            color: #1a237e;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #FFD700;
        }
        .event-list { list-style: none; margin-left: 0; }
        .event-list li {
            padding: 1rem;
            margin-bottom: 1rem;
            background: #f8f9fa;
            border-left: 4px solid #3949ab;
            border-radius: 0 5px 5px 0;
        }
        .user-interaction {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            margin-top: 3rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .rating-widget, .comment-widget {
            padding: 1.5rem;
            border: 1px solid #e1e8f0;
            border-radius: 10px;
        }
        .stars { margin: 1rem 0; font-size: 1.8rem; color: #FFD700; }
        .stars i { cursor: pointer; margin: 0 3px; transition: transform 0.2s; }
        .stars i:hover { transform: scale(1.2); }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 12px;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
        }
        .comment-form button, .rating-widget button {
            background: linear-gradient(to right, #3949ab, #1a237e);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: opacity 0.3s;
        }
        .comment-form button:hover, .rating-widget button:hover { opacity: 0.9; }
        .site-footer {
            background: linear-gradient(90deg, #1a237e 0%, #283593 100%);
            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-logo { font-size: 1.8rem; font-weight: 800; color: #FFD700; margin-bottom: 1rem; }
        .footer-links ul { list-style: none; }
        .footer-links a { color: #ddd; text-decoration: none; transition: color 0.3s; }
        .footer-links a:hover { color: #FFD700; }
        friend-link {
            display: block;
            margin: 0.5rem 0;
        }
        friend-link a {
            color: #FFD700;
            font-weight: 600;
            text-decoration: none;
        }
        friend-link a:hover { text-decoration: underline; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 2.5rem; }
        }
        @media (max-width: 768px) {
            .main-nav ul { display: none; flex-direction: column; position: absolute; top: 100%; left:0; right:0; background: #1a237e; padding: 1rem; }
            .main-nav.active ul { display: flex; }
            .hamburger { display: block; }
            .header-container { flex-wrap: wrap; }
            .hero h1 { font-size: 2rem; }
            article h1 { font-size: 2rem; }
            article { padding: 1.5rem; }
        }