* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #38bdf8;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            border-bottom: 1px solid #334155;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #fbbf24, #f59e0b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #cbd5e1;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #94a3b8;
            border-bottom: 1px solid #334155;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .search-box {
            margin: 2rem auto;
            max-width: 600px;
        }
        .search-form {
            display: flex;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            background-color: #1e293b;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .search-input::placeholder {
            color: #94a3b8;
        }
        .search-button {
            background: linear-gradient(to right, #3b82f6, #1d4ed8);
            color: white;
            border: none;
            padding: 1rem 2rem;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .search-button:hover {
            background: linear-gradient(to right, #2563eb, #1e40af);
        }
        .main-content {
            flex: 1;
            padding: 2rem 0;
        }
        .article-header {
            margin-bottom: 3rem;
            text-align: center;
        }
        .article-header h1 {
            font-size: 3.5rem;
            background: linear-gradient(to right, #60a5fa, #38bdf8);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            color: #94a3b8;
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .last-updated {
            color: #fbbf24;
            font-weight: 600;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            font-size: 1.1rem;
        }
        .article-body h2 {
            font-size: 2.5rem;
            color: #38bdf8;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #334155;
        }
        .article-body h3 {
            font-size: 2rem;
            color: #22d3ee;
            margin: 2rem 0 1rem;
        }
        .article-body h4 {
            font-size: 1.5rem;
            color: #67e8f9;
            margin: 1.5rem 0 0.8rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-body strong {
            color: #fbbf24;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border-left: 5px solid #3b82f6;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
            border: 1px solid #475569;
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        .link-list {
            background-color: #1e293b;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .link-list h3 {
            color: #fbbf24;
            margin-top: 0;
        }
        .link-list ul {
            list-style-position: inside;
            columns: 2;
        }
        .link-list li {
            margin-bottom: 0.5rem;
        }
        @media (max-width: 768px) {
            .link-list ul {
                columns: 1;
            }
        }
        .sidebar {
            background-color: #1e293b;
            border-radius: 12px;
            padding: 1.5rem;
            height: fit-content;
            border: 1px solid #334155;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            color: #38bdf8;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #475569;
        }
        .related-links a {
            display: block;
            padding: 0.7rem 0;
            border-bottom: 1px dashed #475569;
        }
        .related-links a:last-child {
            border-bottom: none;
        }
        .user-interaction {
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 2px solid #334155;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .rating-box, .comment-box {
            background-color: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #334155;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #475569;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #fbbf24;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-form button, .comment-form button {
            align-self: flex-start;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 1rem;
            background-color: #0f172a;
            border: 1px solid #475569;
            border-radius: 6px;
            color: #f1f5f9;
            font-size: 1rem;
        }
        button[type="submit"] {
            background: linear-gradient(to right, #10b981, #059669);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }
        button[type="submit"]:hover {
            background: linear-gradient(to right, #34d399, #10b981);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
        }
        .site-footer {
            background-color: #0d1321;
            padding: 3rem 0 2rem;
            margin-top: 4rem;
            border-top: 1px solid #334155;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #fbbf24;
            margin-bottom: 1rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1rem 0;
        }
        friend-link a {
            display: inline-block;
            padding: 0.5rem 1rem;
            background-color: #1e293b;
            border-radius: 6px;
            border: 1px solid #475569;
            transition: all 0.3s;
        }
        friend-link a:hover {
            background-color: #334155;
            text-decoration: none;
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                width: 100%;
                order: 3;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #334155;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.5rem;
            }
            .article-body h2 {
                font-size: 2rem;
            }
            .article-body h3 {
                font-size: 1.7rem;
            }
        }