* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #2a5caa; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #e63946; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2rem; margin-bottom: 1.5rem; }
        p { margin-bottom: 1.5rem; text-align: justify; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight { background-color: #fffacd; padding: 2px 4px; border-radius: 3px; }
        .emoji { margin-right: 5px; }
        header {
            background: linear-gradient(90deg, #1a237e 0%, #283593 50%, #3949ab 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-family: 'Arial Black', Impact, sans-serif;
            font-size: 2.2rem;
            color: #FFD700;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .my-logo a { color: inherit; }
        .my-logo a:hover { color: #fff; }
        .mobile-toggle {
            display: none;
            background: none;
            border: 2px solid #FFD700;
            color: #FFD700;
            font-size: 1.5rem;
            padding: 8px 12px;
            border-radius: 5px;
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: #fff;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        nav a:hover, nav a.active {
            color: #FFD700;
            border-bottom-color: #FFD700;
        }
        .breadcrumb {
            background: #e8eaf6;
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #1a237e; }
        .breadcrumb span { color: #777; }
        main {
            flex: 1;
            padding: 40px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #FFD700;
            padding-bottom: 15px;
        }
        article h2 {
            font-size: 2rem;
            color: #283593;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 8px;
            border-bottom: 1px dashed #ccc;
        }
        article h3 {
            font-size: 1.6rem;
            color: #3949ab;
            margin: 2rem 0 1rem;
        }
        article h4 {
            font-size: 1.3rem;
            color: #5c6bc0;
            margin: 1.5rem 0 0.8rem;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
            margin: 2rem 0;
            border: 5px solid white;
        }
        .info-box {
            background: #e3f2fd;
            border-left: 5px solid #2196f3;
            padding: 20px;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .quote {
            font-style: italic;
            border-left: 4px solid #FFD700;
            padding-left: 20px;
            margin: 2rem 0;
            color: #555;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #1a237e;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #FFD700;
        }
        .search-form input, .comment-form input, .comment-form textarea, .rating-form select {
            width: 100%;
            padding: 12px;
            margin-bottom: 12px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
        }
        .search-form button, .comment-form button, .rating-form button {
            width: 100%;
            background: linear-gradient(to right, #1a237e, #3949ab);
            color: white;
            border: none;
            padding: 12px;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover, .comment-form button:hover, .rating-form button:hover {
            background: linear-gradient(to right, #0d1452, #283593);
        }
        .star-rating { color: #FFD700; margin-bottom: 10px; }
        .link-list { list-style: none; padding-left: 0; }
        .link-list li { margin-bottom: 10px; }
        .link-list a { display: block; padding: 10px; background: #f5f5f5; border-radius: 5px; }
        .link-list a:hover { background: #e0e0e0; }
        footer {
            background: #1a237e;
            color: white;
            padding: 50px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: #FFD700;
            margin-bottom: 20px;
            font-size: 1.4rem;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 8px 15px;
            margin: 5px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        friend-link a { color: #fff; }
        friend-link:hover { background: rgba(255,255,255,0.2); }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
            aside { position: static; }
        }
        @media (max-width: 768px) {
            .header-top { flex-direction: column; align-items: flex-start; }
            .my-logo { margin-bottom: 15px; }
            .mobile-toggle { display: block; align-self: flex-end; margin-top: -60px; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #283593;
                padding: 20px 0;
                margin-top: 15px;
                border-radius: 10px;
            }
            nav ul.active { display: flex; }
            nav ul li { text-align: center; }
            article h1 { font-size: 2.2rem; }
            article h2 { font-size: 1.8rem; }
        }