* {
            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: #0a0a12;
            background-image: radial-gradient(circle at 15% 50%, rgba(28, 58, 113, 0.2) 0%, transparent 25%), radial-gradient(circle at 85% 30%, rgba(80, 15, 15, 0.15) 0%, transparent 25%);
            overflow-x: hidden;
        }
        a {
            color: #4d9be8;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #7ab8ff;
            text-shadow: 0 0 8px rgba(122, 184, 255, 0.6);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 5px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to bottom, #000814 0%, #0a0a12 100%);
            border-bottom: 1px solid #222244;
            padding: 1.2rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
            font-size: 2.2rem;
            font-weight: bold;
            background: linear-gradient(90deg, #eeeeee 0%, #4d9be8 50%, #9a1a1a 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 2px;
            text-transform: uppercase;
        }
        .logo a:hover {
            text-shadow: 0 0 15px rgba(77, 155, 232, 0.7);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #b0b0c0;
            font-weight: 500;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            font-size: 1.05rem;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(77, 155, 232, 0.15);
            color: #7ab8ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #b0b0c0;
            cursor: pointer;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #8a8a9e;
            border-bottom: 1px solid #222244;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #8a8a9e;
        }
        .breadcrumb a:hover {
            color: #4d9be8;
        }
        .breadcrumb i {
            margin: 0 8px;
            font-size: 0.8rem;
        }
        .search-section {
            background: rgba(20, 25, 50, 0.6);
            border-radius: 10px;
            padding: 2rem;
            margin: 2rem 0;
            border: 1px solid #2a2a4a;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        .search-form {
            display: flex;
            max-width: 700px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: 2px solid #333355;
            border-radius: 50px 0 0 50px;
            background: #0c0c18;
            color: #e0e0e0;
            font-size: 1.1rem;
            outline: none;
        }
        .search-input:focus {
            border-color: #4d9be8;
            box-shadow: 0 0 10px rgba(77, 155, 232, 0.5);
        }
        .search-btn {
            background: linear-gradient(to right, #4d9be8, #2a5ba0);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .search-btn:hover {
            background: linear-gradient(to right, #5aa5ff, #3a6bc0);
            box-shadow: 0 0 15px rgba(77, 155, 232, 0.7);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: rgba(15, 18, 35, 0.7);
            border-radius: 15px;
            padding: 2.5rem;
            border: 1px solid #2a2a4a;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        .article-content h1 {
            font-size: 2.8rem;
            color: #ffffff;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 5px solid #9a1a1a;
            padding-left: 1.5rem;
        }
        .article-content h2 {
            font-size: 2rem;
            color: #7ab8ff;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #333355;
        }
        .article-content h3 {
            font-size: 1.5rem;
            color: #c0c0ff;
            margin: 2rem 0 1rem;
        }
        .article-content p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content strong {
            color: #ffffff;
            font-weight: 700;
        }
        .article-content em {
            color: #ffcc80;
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, rgba(77, 155, 232, 0.1), rgba(154, 26, 26, 0.1));
            border-left: 4px solid #4d9be8;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
        }
        .image-container img {
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            border: 2px solid #444466;
        }
        .image-caption {
            font-size: 0.95rem;
            color: #aaaacc;
            margin-top: 0.8rem;
            font-style: italic;
        }
        .related-links {
            margin: 2rem 0;
            padding: 1.5rem;
            background: rgba(40, 40, 70, 0.5);
            border-radius: 10px;
        }
        .related-links h3 {
            color: #ffcc80;
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            padding-left: 1.5rem;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            position: relative;
        }
        .related-links li:before {
            content: '➔';
            color: #4d9be8;
            position: absolute;
            left: -1.5rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: rgba(15, 18, 35, 0.7);
            border-radius: 10px;
            padding: 1.8rem;
            border: 1px solid #2a2a4a;
        }
        .widget h3 {
            color: #ffcc80;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #333355;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 2rem;
            margin: 1.5rem 0;
            color: #444466;
        }
        .rating-widget .stars .star {
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .rating-widget .stars .star:hover,
        .rating-widget .stars .star.active {
            color: #ffcc00;
            transform: scale(1.1);
        }
        .rating-form input, .rating-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            background: #0c0c18;
            border: 1px solid #333355;
            border-radius: 5px;
            color: #e0e0e0;
        }
        .rating-form button {
            width: 100%;
            padding: 0.9rem;
            background: linear-gradient(to right, #9a1a1a, #6b1010);
            color: white;
            border: none;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .rating-form button:hover {
            background: linear-gradient(to right, #b32020, #7a1212);
        }
        .toc-widget ul {
            list-style: none;
            padding-left: 1rem;
        }
        .toc-widget li {
            margin-bottom: 0.8rem;
            padding-left: 0.5rem;
            border-left: 2px solid transparent;
            transition: all 0.3s;
        }
        .toc-widget li:hover {
            border-left-color: #4d9be8;
            padding-left: 1rem;
        }
        .comments-section {
            margin-top: 3rem;
            background: rgba(15, 18, 35, 0.7);
            border-radius: 15px;
            padding: 2.5rem;
            border: 1px solid #2a2a4a;
        }
        .comment-form textarea {
            width: 100%;
            min-height: 150px;
            padding: 1rem;
            background: #0c0c18;
            border: 1px solid #333355;
            border-radius: 8px;
            color: #e0e0e0;
            margin-bottom: 1rem;
            font-family: inherit;
        }
        .comment-submit {
            background: linear-gradient(to right, #2a5ba0, #4d9be8);
            color: white;
            padding: 1rem 2.5rem;
            border: none;
            border-radius: 50px;
            font-weight: bold;
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s;
        }
        .comment-submit:hover {
            background: linear-gradient(to right, #3a6bc0, #5aa5ff);
            box-shadow: 0 0 15px rgba(77, 155, 232, 0.5);
        }
        .comment-list .comment {
            border-bottom: 1px solid #333355;
            padding: 1.5rem 0;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            color: #aaaacc;
            font-size: 0.9rem;
            margin-bottom: 0.8rem;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            margin: 3rem 0;
            padding: 2rem;
            background: rgba(20, 25, 50, 0.8);
            border-radius: 10px;
            border: 1px solid #2a2a4a;
        }
        @media (max-width: 768px) {
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: rgba(40, 40, 70, 0.5);
            padding: 1.2rem;
            border-radius: 8px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
            background: rgba(50, 50, 90, 0.7);
        }
        .web-link a {
            color: #c0c0ff;
            font-weight: 500;
            display: block;
        }
        .site-footer {
            background: #000814;
            border-top: 1px solid #222244;
            padding: 2.5rem 0;
            text-align: center;
            color: #8a8a9e;
            font-size: 0.95rem;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .copyright {
            border-top: 1px solid #333355;
            padding-top: 1.5rem;
            width: 100%;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(10, 12, 25, 0.98);
                padding: 1.5rem;
                border-top: 1px solid #222244;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
            }
            .main-nav.active ul {
                display: flex;
            }
            .article-content h1 {
                font-size: 2.2rem;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                border-radius: 50px;
                width: 100%;
                margin-bottom: 0.5rem;
            }
        }