a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        header {
            background: var(--bn-gradient);
            color: white;
            box-shadow: var(--shadow);
            /* position: sticky; */
            /* top: 0; */
            /* z-index: 1000; */
        }

        .header-top {
            background: rgba(0, 0, 0, 0.1);
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .header-top-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .date-time {
            font-size: 0.9rem;
        }

        .social-links a {
            margin-right: 15px;
            font-size: 1.1rem;
            transition: var(--transition);
        }

        .social-links a:hover {
            color: var(--bn-accent);
        }

        .header-main {
            padding: 15px 0;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 2.2rem;
            font-weight: bold;
            display: flex;
            align-items: center;
        }

        .logo i {
            margin-left: 10px;
            color: var(--bn-accent);
        }

        .search-bar {
            display: flex;
            background: white;
            border-radius: 30px;
            overflow: hidden;
            width: 300px;
        }

        .search-bar input {
            flex: 1;
            border: none;
            padding: 12px 20px;
            outline: none;
        }

        .search-bar button {
            background: var(--bn-accent);
            color: white;
            border: none;
            padding: 0 20px;
            cursor: pointer;
            transition: var(--transition);
        }

        .search-bar button:hover {
            background: #d9530d;
        }

        /* Navigation */
        nav {
            background: var(--bn-dark);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .main-menu {
            display: flex;
        }

        .main-menu li {
            position: relative;
        }

        .main-menu a {
            display: block;
            padding: 15px 20px;
            transition: var(--transition);
            font-weight: 500;
        }

        .main-menu a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--bn-accent);
        }

        .main-menu .active a {
            background: var(--bn-accent);
            color: white;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Main Content Layout */
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
            margin: 30px 0;
        }

        /* Post Content */
        .post-container {
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            overflow: hidden;
            margin-bottom: 30px;
        }

        .post-header {
            padding: 30px;
            border-bottom: 1px solid #eee;
        }

        .post-category {
            display: inline-block;
            background: var(--bn-primary);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            margin-bottom: 15px;
        }

        .post-title {
            font-size: 2.2rem;
            line-height: 1.3;
            margin-bottom: 20px;
            color: #2c3e50;
        }

        .post-meta {
            display: flex;
            gap: 20px;
            color: #777;
            font-size: 0.9rem;
            flex-wrap: wrap;
        }

        .post-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .post-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            display: block;
        }

        .post-content {
            padding: 30px;
            line-height: 1.8;
            font-size: 1.1rem;
        }

        .post-content p {
            margin-bottom: 20px;
        }

        .post-content h2, .post-content h3 {
            margin: 30px 0 15px;
            color: #2c3e50;
        }

        .post-content blockquote {
            border-right: 4px solid var(--bn-accent);
            padding-right: 20px;
            margin: 25px 0;
            font-style: italic;
            color: #555;
        }

        .post-footer {
            padding: 20px 30px;
            border-top: 1px solid #eee;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .share-buttons {
            display: flex;
            gap: 10px;
        }

        .share-btn {
            display: flex;
            align-items: center;
            gap: 5px;
            background: var(--bn-bg);
            padding: 8px 15px;
            border-radius: 5px;
            transition: var(--transition);
            cursor: pointer;
        }

        .share-btn:hover {
            background: var(--bn-primary);
            color: white;
        }

        .short-url {
            background: #f8f9fa;
            padding: 10px 15px;
            border-radius: 5px;
            border: 1px dashed #ccc;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .short-url code {
            background: #e9ecef;
            padding: 3px 8px;
            border-radius: 3px;
            font-family: monospace;
        }

        .copy-btn {
            background: var(--bn-accent);
            color: white;
            border: none;
            padding: 5px 10px;
            border-radius: 3px;
            cursor: pointer;
            transition: var(--transition);
        }

        .copy-btn:hover {
            background: #d9530d;
        }

        /* Related Posts */
        .related-posts {
            margin-top: 40px;
        }

        .section-title {
            padding: 15px 20px;
            background: var(--bn-primary);
            color: white;
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            border-radius: 10px 10px 0 0;
        }

        .section-title h2 {
            font-size: 1.4rem;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }

        .related-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }

        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
        }

        .related-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

        .related-card-content {
            padding: 15px;
        }

        .related-card h3 {
            font-size: 1rem;
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .related-card .post-meta {
            font-size: 0.8rem;
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        .sidebar-widget {
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .widget-title {
            padding: 15px 20px;
            background: var(--bn-primary);
            color: white;
            font-size: 1.2rem;
        }

        .widget-content {
            padding: 20px;
        }

        .popular-news li {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
            display: flex;
            align-items: center;
        }

        .popular-news li:last-child {
            border-bottom: none;
        }

        .popular-news img {
            width: 70px;
            height: 60px;
            object-fit: cover;
            border-radius: 5px;
            margin-left: 10px;
        }

        .popular-news h4 {
            font-size: 0.95rem;
            line-height: 1.4;
        }

        .categories-list li {
            padding: 10px 0;
            border-bottom: 1px solid #eee;
            display: flex;
            justify-content: space-between;
        }

        .categories-list li:last-child {
            border-bottom: none;
        }

        .categories-list a {
            transition: var(--transition);
        }

        .categories-list a:hover {
            color: var(--bn-primary);
        }

        .categories-list span {
            background: var(--bn-bg);
            padding: 2px 8px;
            border-radius: 20px;
            font-size: 0.8rem;
        }

        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tags-cloud a {
            background: var(--bn-bg);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .tags-cloud a:hover {
            background: var(--bn-primary);
            color: white;
        }

        /* Footer */
        footer {
            background: var(--bn-dark);
            color: white;
            margin-top: 50px;
        }

        .footer-main {
            padding: 50px 0 30px;
        }

        .footer-columns {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 0;
            width: 50px;
            height: 3px;
            background: var(--bn-accent);
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            transition: var(--transition);
            display: flex;
            align-items: center;
        }

        .footer-links a:hover {
            color: var(--bn-accent);
            padding-right: 5px;
        }

        .footer-links i {
            margin-left: 8px;
            font-size: 0.8rem;
        }

        .contact-info li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 15px;
        }

        .contact-info i {
            margin-left: 10px;
            margin-top: 5px;
            color: var(--bn-accent);
        }

        .footer-bottom {
            background: rgba(0, 0, 0, 0.2);
            padding: 20px 0;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Error Page */
        .error-container {
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            padding: 50px;
            text-align: center;
            margin: 50px 0;
        }

        .error-icon {
            font-size: 4rem;
            color: var(--bn-accent);
            margin-bottom: 20px;
        }

        .error-title {
            font-size: 2rem;
            margin-bottom: 15px;
            color: #2c3e50;
        }

        .error-message {
            font-size: 1.2rem;
            color: #777;
            margin-bottom: 30px;
        }

        /* Responsive Design */
        @media (max-width: 1200px) {
            .main-content {
                grid-template-columns: 1fr 250px;
            }
        }

        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            
            .footer-columns {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .post-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                gap: 15px;
            }
            
            .search-bar {
                width: 100%;
                max-width: 400px;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .main-menu {
                display: none;
                position: absolute;
                top: 100%;
                right: 0;
                background: var(--bn-dark);
                width: 100%;
                flex-direction: column;
                box-shadow: var(--shadow);
            }
            
            .main-menu.active {
                display: flex;
            }
            
            .post-title {
                font-size: 1.6rem;
            }
            
            .post-header, .post-content {
                padding: 20px;
            }
            
            .post-footer {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            .footer-columns {
                grid-template-columns: 1fr;
            }
            
            .post-title {
                font-size: 1.4rem;
            }
            
            .post-meta {
                flex-direction: column;
                gap: 10px;
            }
            
            .share-buttons {
                flex-wrap: wrap;
            }
        }