* { 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-color: #f9f9f9;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a { color: #0066cc; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #ff9900; }
        img { max-width: 100%; height: auto; display: block; }
        h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); color: #1a237e; margin-bottom: 1.5rem; line-height: 1.2; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); color: #283593; margin: 2.5rem 0 1rem; border-bottom: 2px solid #ffcc00; padding-bottom: 0.5rem; }
        h3 { font-size: 1.6rem; color: #3949ab; margin: 2rem 0 0.8rem; }
        h4 { font-size: 1.3rem; color: #5c6bc0; margin: 1.5rem 0 0.5rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        .lead { font-size: 1.3rem; font-weight: 300; color: #555; }
        .highlight { background-color: #fff9c4; padding: 0.2rem 0.5rem; border-radius: 3px; }
        .keyword { font-weight: bold; color: #1a237e; }
        .emoji { font-size: 1.2em; margin-right: 0.3rem; }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-content { display: grid; grid-template-columns: 1fr 300px; gap: 40px; padding: 30px 0; }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .site-header {
            background: linear-gradient(135deg, #1a237e 0%, #283593 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-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo a {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            color: #ffcc00;
            text-shadow: 3px 3px 0 #ff5722;
            letter-spacing: -1px;
        }
        .my-logo a:hover { color: #ffeb3b; text-shadow: 3px 3px 0 #ff8a65; }
        .main-nav ul {
            display: flex;
            list-style: none;
        }
        .main-nav li { margin-left: 2rem; }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a.active {
            color: #ffcc00;
            border-bottom-color: #ffcc00;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .main-nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #283593;
                padding: 1rem;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
            }
            .main-nav.active ul {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);
            }
            .main-nav li { margin: 0.8rem 0; margin-left: 0; }
            .hamburger { display: block; }
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 1rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a { color: #5c6bc0; }
        .breadcrumb a:hover { color: #1a237e; }
        .sidebar {
            background-color: #fff;
            border-radius: 10px;
            padding: 1.5rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget { margin-bottom: 2rem; }
        .widget-title {
            font-size: 1.3rem;
            color: #1a237e;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #ccc;
        }
        .search-form { display: flex; }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #ff9800;
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-form button:hover { background-color: #f57c00; }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }
        .stars i {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars i:hover, .stars i.active { color: #ffcc00; }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
        }
        .comment-form button {
            width: 100%;
            padding: 0.9rem;
            background-color: #4caf50;
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .comment-form button:hover { background-color: #388e3c; }
        .article-content {
            background-color: white;
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }
        .article-meta {
            color: #777;
            font-size: 0.95rem;
            margin-bottom: 2rem;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 0.8rem;
            background-color: #f5f5f5;
        }
        .insider-tip {
            background-color: #e3f2fd;
            border-left: 5px solid #2196f3;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .site-footer {
            background-color: #1a237e;
            color: #e8eaf6;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-columns {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-links h4 { color: #ffcc00; border-bottom: none; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.7rem; }
        .footer-links a { color: #c5cae9; }
        .footer-links a:hover { color: #ffcc00; }
        friend-link {
            display: block;
            background-color: #283593;
            padding: 1rem;
            border-radius: 5px;
            margin: 1rem 0;
            text-align: center;
        }
        friend-link a { color: #ffcc00; font-weight: bold; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #3949ab;
            font-size: 0.9rem;
            color: #9fa8da;
        }
        .btn {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background-color: #ff9800;
            color: white;
            border-radius: 5px;
            font-weight: bold;
            text-align: center;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background-color: #f57c00;
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(255, 152, 0, 0.3);
        }
        .tag {
            display: inline-block;
            background-color: #e8eaf6;
            color: #3949ab;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.9rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }