* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-color: #1a73e8;
            --secondary-color: #34a853;
            --accent-color: #ea4335;
            --dark-bg: #0d1117;
            --light-bg: #f8f9fa;
            --text-dark: #202124;
            --text-light: #5f6368;
            --border-color: #dadce0;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-color);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent-color);
        }
        .search-form {
            display: flex;
            width: 100%;
            max-width: 400px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid var(--border-color);
            border-radius: 30px 0 0 30px;
            font-size: 1rem;
            outline: none;
        }
        .search-form input:focus {
            border-color: var(--primary-color);
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #0d62d9;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
            background-color: var(--dark-bg);
            padding: 0 20px;
        }
        .nav-desktop a {
            color: white;
            padding: 15px 0;
            position: relative;
            font-weight: 500;
        }
        .nav-desktop a:hover {
            text-decoration: none;
            color: var(--secondary-color);
        }
        .nav-desktop a:hover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: var(--secondary-color);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--primary-color);
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: var(--dark-bg);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 15px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-light);
            background-color: #f1f3f4;
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        .article-content {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: var(--card-shadow);
        }
        h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: var(--text-dark);
            line-height: 1.2;
        }
        h2 {
            font-size: 1.8rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
            color: var(--dark-bg);
        }
        h3 {
            font-size: 1.4rem;
            margin: 30px 0 15px;
            color: var(--primary-color);
        }
        p {
            margin-bottom: 20px;
            font-size: 1.05rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--text-dark);
            background-color: #e8f0fe;
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid var(--primary-color);
            margin-bottom: 30px;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 15px;
            border-radius: 8px;
            border-left: 4px solid #fbbc04;
            margin: 25px 0;
        }
        .feature-img {
            width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 25px 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: var(--card-shadow);
        }
        .sidebar-widget h3 {
            margin-top: 0;
            color: var(--secondary-color);
            font-size: 1.3rem;
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-dark);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-size: 1rem;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 14px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn:hover {
            background-color: #0d62d9;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background-color: var(--secondary-color);
        }
        .btn-secondary:hover {
            background-color: #2d8c47;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffc107;
        }
        .related-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            list-style: none;
        }
        .related-links li {
            background-color: #f1f3f4;
            padding: 8px 15px;
            border-radius: 20px;
        }
        .footer-links {
            background-color: var(--dark-bg);
            padding: 40px 0;
            margin-top: 50px;
        }
        .web-link {
            display: inline-block;
            margin: 0 15px 15px 0;
            color: #bdc1c6;
            font-size: 0.95rem;
        }
        .web-link:hover {
            color: white;
        }
        footer {
            background-color: #0b0d12;
            color: #9aa0a6;
            padding: 30px 0;
            text-align: center;
            font-size: 0.9rem;
        }
        .copyright {
            margin-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: -1;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
                gap: 15px;
            }
            .search-form {
                order: 3;
                max-width: 100%;
                margin-top: 15px;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }