* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a1520;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #80c1ff;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-header {
            background: linear-gradient(135deg, #00172c 0%, #003366 100%);
            padding: 1.5rem 0;
            border-bottom: 3px solid #ffcc00;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(0, 30, 60, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
            letter-spacing: -0.5px;
        }
        .logo a:hover {
            transform: scale(1.05);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #cce0ff;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            font-size: 1.05rem;
        }
        .main-nav a:hover {
            background-color: rgba(255, 204, 0, 0.15);
            color: #ffcc00;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #ffcc00;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #0c1c30;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.5rem;
            color: #4da6ff;
        }
        .breadcrumb a {
            color: #a3c8ff;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-article {
            background: linear-gradient(145deg, #0d2035, #0a1520);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 20, 40, 0.6);
            border: 1px solid #1a3a5f;
        }
        .article-header {
            margin-bottom: 2.5rem;
            text-align: center;
            padding-bottom: 1.5rem;
            border-bottom: 2px dashed #2a4a75;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #ffcc00;
            margin-bottom: 1rem;
            line-height: 1.2;
            text-shadow: 0 2px 5px rgba(0,0,0,0.5);
        }
        .article-meta {
            color: #88b0e0;
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .article-meta i {
            margin-right: 0.5rem;
            color: #ffcc00;
        }
        .article-content h2 {
            color: #4da6ff;
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #2a4a75;
        }
        .article-content h3 {
            color: #80c1ff;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content blockquote {
            border-left: 5px solid #ffcc00;
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            background-color: #112640;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #cce0ff;
        }
        .article-content ul, .article-content ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.8rem;
        }
        .highlight-box {
            background: linear-gradient(90deg, #112640, #1a3a5f);
            border: 1px solid #2a5a8a;
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
            border-left: 6px solid #ffcc00;
        }
        .highlight-box h4 {
            color: #ffcc00;
            margin-bottom: 0.8rem;
            font-size: 1.3rem;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #88b0e0;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .keyword {
            background-color: rgba(255, 204, 0, 0.15);
            color: #ffcc00;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: #0d2035;
            border-radius: 10px;
            padding: 1.5rem;
            border: 1px solid #1a3a5f;
        }
        .sidebar-widget h3 {
            color: #ffcc00;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #2a4a75;
            font-size: 1.4rem;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem 1rem;
            border: 1px solid #2a5a8a;
            background-color: #0a1520;
            color: #e0e0e0;
            border-radius: 6px 0 0 6px;
            outline: none;
        }
        .search-form button {
            background: linear-gradient(90deg, #4da6ff, #2a5a8a);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #66b3ff, #3a6a9a);
        }
        .rating-form label {
            display: block;
            margin-bottom: 0.8rem;
            color: #cce0ff;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .stars .star {
            color: #555;
        }
        .stars .star.active,
        .stars .star:hover {
            color: #ffcc00;
        }
        .rating-form textarea,
        .rating-form input[type="text"],
        .rating-form input[type="email"] {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            background-color: #0a1520;
            border: 1px solid #2a5a8a;
            border-radius: 6px;
            color: #e0e0e0;
        }
        .rating-form button {
            width: 100%;
            padding: 0.9rem;
            background: linear-gradient(90deg, #00cc66, #00994d);
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .rating-form button:hover {
            background: linear-gradient(90deg, #00e673, #00b359);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.9rem;
            padding-left: 1rem;
            border-left: 3px solid #4da6ff;
        }
        .related-links a {
            color: #cce0ff;
            display: block;
            padding: 0.5rem 0;
        }
        .related-links a:hover {
            color: #ffcc00;
            padding-left: 0.5rem;
        }
        .comments-section {
            margin-top: 3rem;
            background: #0d2035;
            border-radius: 12px;
            padding: 2rem;
            border: 1px solid #1a3a5f;
        }
        .comments-section h2 {
            color: #ffcc00;
            margin-bottom: 1.5rem;
            font-size: 1.8rem;
        }
        .comment-form textarea {
            width: 100%;
            height: 120px;
            padding: 1rem;
            background-color: #0a1520;
            border: 1px solid #2a5a8a;
            border-radius: 8px;
            color: #e0e0e0;
            margin-bottom: 1rem;
            resize: vertical;
        }
        .comment-form .user-info {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        @media (max-width: 576px) {
            .comment-form .user-info {
                grid-template-columns: 1fr;
            }
        }
        .comment-form input {
            padding: 0.8rem;
            background-color: #0a1520;
            border: 1px solid #2a5a8a;
            border-radius: 6px;
            color: #e0e0e0;
        }
        .comment-form button {
            padding: 0.9rem 2rem;
            background: linear-gradient(90deg, #4da6ff, #2a5a8a);
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .comment-form button:hover {
            background: linear-gradient(90deg, #66b3ff, #3a6a9a);
        }
        .main-footer {
            background: linear-gradient(135deg, #00172c 0%, #000d1a 100%);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid #ffcc00;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: #ffcc00;
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #a3c8ff;
        }
        .footer-links a:hover {
            color: #ffcc00;
        }
        friend-link {
            display: block;
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid #2a4a75;
        }
        friend-link h4 {
            color: #cce0ff;
            margin-bottom: 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1a3a5f;
            color: #88b0e0;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #00172c;
                padding: 1.5rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.3);
                border-top: 2px solid #ffcc00;
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .main-article {
                padding: 1.5rem;
            }
            .content-wrapper {
                gap: 2rem;
            }
        }
        @media (max-width: 480px) {
            .article-header h1 {
                font-size: 1.8rem;
            }
            .article-content h2 {
                font-size: 1.7rem;
            }
            .article-content h3 {
                font-size: 1.4rem;
            }
        }