* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #e0e0e0;
            background-color: #0f1419;
            background-image: radial-gradient(circle at 10% 20%, rgba(28, 58, 83, 0.2) 0%, transparent 20%);
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s, text-shadow 0.3s;
        }
        a:hover {
            color: #80ccff;
            text-shadow: 0 0 8px rgba(77, 166, 255, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .site-header {
            padding: 1.5rem 0;
            border-bottom: 1px solid #2a3a4d;
            margin-bottom: 2rem;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.8rem;
            background: linear-gradient(90deg, #ffaa00, #ff5500);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .my-logo a {
            color: inherit;
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid #4da6ff;
            color: #4da6ff;
            font-size: 1.5rem;
            padding: 0.5rem 0.8rem;
            border-radius: 5px;
            cursor: pointer;
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: rgba(77, 166, 255, 0.1);
        }
        .breadcrumb {
            font-size: 0.9rem;
            color: #8fa3b8;
            padding: 0.5rem 0;
        }
        .breadcrumb a {
            color: #8fa3b8;
        }
        .breadcrumb span {
            color: #4da6ff;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 900px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .article-main {
            background: rgba(20, 27, 36, 0.8);
            border-radius: 12px;
            padding: 2.5rem;
            border: 1px solid #2a3a4d;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 2px solid #ffaa00;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffaa00;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            color: #8fa3b8;
            font-style: italic;
            margin-top: 1rem;
        }
        h2 {
            color: #4da6ff;
            margin: 2.5rem 0 1.2rem 0;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #4da6ff;
            font-size: 1.9rem;
        }
        h3 {
            color: #80ccff;
            margin: 2rem 0 1rem 0;
            font-size: 1.5rem;
        }
        h4 {
            color: #a3d5ff;
            margin: 1.5rem 0 0.8rem 0;
            font-size: 1.2rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .highlight {
            background-color: rgba(255, 170, 0, 0.08);
            border-left: 4px solid #ffaa00;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .img-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 800px;
        }
        .img-container img {
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
            border: 2px solid #4da6ff;
        }
        .img-caption {
            font-size: 0.9rem;
            color: #8fa3b8;
            margin-top: 0.8rem;
            font-style: italic;
        }
        .related-links {
            background: rgba(42, 58, 77, 0.5);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
        }
        .related-links h4 {
            margin-top: 0;
        }
        .related-links ul {
            list-style-position: inside;
            padding-left: 1rem;
        }
        .related-links li {
            margin-bottom: 0.5rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: rgba(20, 27, 36, 0.8);
            border-radius: 12px;
            padding: 1.8rem;
            border: 1px solid #2a3a4d;
        }
        .sidebar-widget h3 {
            margin-top: 0;
            color: #ffaa00;
            font-size: 1.3rem;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem;
            background-color: #1a222e;
            border: 1px solid #4da6ff;
            border-radius: 5px 0 0 5px;
            color: #e0e0e0;
        }
        .search-form button {
            background-color: #4da6ff;
            color: white;
            border: none;
            padding: 0.8rem 1.2rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: #3388ee;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 1.8rem;
            color: #555;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 2px;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #ffaa00;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            background-color: #1a222e;
            border: 1px solid #4da6ff;
            border-radius: 5px;
            color: #e0e0e0;
            margin-bottom: 1rem;
            min-height: 120px;
            resize: vertical;
        }
        .comment-form button {
            background-color: #2ecc71;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .comment-form button:hover {
            background-color: #25a25a;
        }
        .site-footer {
            margin-top: 4rem;
            padding: 2.5rem 0;
            border-top: 1px solid #2a3a4d;
            text-align: center;
            color: #8fa3b8;
        }
        friend-link {
            display: block;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        friend-link a {
            margin: 0 0.8rem;
            color: #8fa3b8;
        }
        friend-link a:hover {
            color: #4da6ff;
        }
        .copyright {
            font-size: 0.85rem;
            margin-top: 1.5rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .hamburger {
                display: block;
                align-self: flex-end;
                margin-top: -3.5rem;
            }
            .nav-container {
                flex-direction: column;
                align-items: flex-start;
                display: none;
            }
            .nav-container.active {
                display: flex;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
                width: 100%;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            .article-main {
                padding: 1.5rem;
            }
        }