* {
            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;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #93c5fd;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1rem 0;
            border-bottom: 2px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fbbf24, #f87171);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #fbbf24;
            transition: width 0.3s ease;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            cursor: pointer;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: #fbbf24;
            border-radius: 2px;
            transition: 0.3s;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1e293b;
            padding: 1rem;
            border-top: 1px solid #334155;
            box-shadow: 0 5px 15px rgba(0,0,0,0.4);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 1rem;
        }
        .mobile-nav a {
            font-size: 1.2rem;
            display: block;
            padding: 0.5rem;
            border-radius: 5px;
        }
        .mobile-nav a:hover {
            background-color: #334155;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        .search-container {
            background-color: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            text-align: center;
            border: 1px solid #475569;
        }
        .search-container h2 {
            margin-bottom: 1rem;
            color: #fbbf24;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: none;
            border-radius: 8px 0 0 8px;
            background-color: #334155;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .search-input:focus {
            outline: 2px solid #60a5fa;
        }
        .search-btn {
            background: linear-gradient(90deg, #f59e0b, #d97706);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: opacity 0.3s;
        }
        .search-btn:hover {
            opacity: 0.9;
        }
        .article-header {
            text-align: center;
            padding: 2.5rem 0;
            border-bottom: 2px dashed #475569;
            margin-bottom: 3rem;
        }
        .article-header h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            background: linear-gradient(90deg, #fbbf24, #60a5fa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        .article-meta {
            color: #94a3b8;
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .content {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            font-size: 1.1rem;
        }
        .article-body h2 {
            font-size: 2.2rem;
            margin: 2.5rem 0 1.2rem;
            color: #fbbf24;
            border-left: 5px solid #f59e0b;
            padding-left: 15px;
        }
        .article-body h3 {
            font-size: 1.7rem;
            margin: 2rem 0 1rem;
            color: #93c5fd;
        }
        .article-body p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(245, 158, 11, 0.15);
            border-left: 4px solid #f59e0b;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
            font-size: 1.15rem;
            line-height: 1.8;
        }
        .featured-image {
            margin: 3rem 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
            border: 2px solid #475569;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #94a3b8;
            padding: 0.8rem;
            background-color: #1e293b;
        }
        .sidebar {
            background-color: #1e293b;
            border-radius: 12px;
            padding: 2rem;
            border: 1px solid #334155;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            color: #fbbf24;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #334155;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            justify-content: center;
            direction: rtl;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #475569;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars input:checked ~ label,
        .stars label:hover,
        .stars label:hover ~ label {
            color: #fbbf24;
        }
        .rating-btn {
            background-color: #3b82f6;
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .rating-btn:hover {
            background-color: #2563eb;
        }
        .comments-section {
            margin-top: 4rem;
            background-color: #1e293b;
            border-radius: 12px;
            padding: 2.5rem;
            border: 1px solid #334155;
        }
        .comments-section h2 {
            color: #fbbf24;
            margin-bottom: 2rem;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-bottom: 3rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-input, .form-textarea {
            padding: 0.9rem;
            border-radius: 8px;
            border: 1px solid #475569;
            background-color: #334155;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            align-self: flex-start;
            background: linear-gradient(90deg, #10b981, #059669);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: opacity 0.3s;
        }
        .submit-btn:hover {
            opacity: 0.9;
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .comment {
            background-color: #0f172a;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #3b82f6;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .longtail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 4rem 0 3rem;
            padding: 2.5rem;
            background-color: #1e293b;
            border-radius: 12px;
            border: 1px solid #334155;
        }
        .web-link {
            background-color: #0f172a;
            padding: 1.2rem;
            border-radius: 8px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }
        .web-link a {
            color: #e2e8f0;
            font-weight: 500;
            display: block;
        }
        .web-link a:hover {
            color: #fbbf24;
        }
        .main-footer {
            background-color: #0f172a;
            border-top: 2px solid #334155;
            padding: 3rem 0 1.5rem;
            text-align: center;
        }
        .copyright {
            color: #64748b;
            font-size: 0.9rem;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .article-header h1 {
                font-size: 2.5rem;
            }
            .content {
                gap: 2rem;
            }
            .sidebar {
                position: static;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 10px;
            }
        }