* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a6fb3;
            --secondary-color: #e63946;
            --accent-color: #ffd166;
            --dark-color: #1d3557;
            --light-color: #f1faee;
            --gray-color: #8d99ae;
            --text-color: #333;
            --text-light: #666;
            --border-radius: 8px;
            --box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        .header {
            background: linear-gradient(135deg, var(--dark-color) 0%, var(--primary-color) 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0,0,0,0.2);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent-color);
        }
        .logo span {
            background: linear-gradient(90deg, var(--accent-color), #ff9e00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: var(--border-radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.15);
            transform: translateY(-2px);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 3px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--dark-color);
            padding: 1rem;
            display: none;
            flex-direction: column;
            gap: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: 1rem 20px;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb-link {
            color: var(--primary-color);
            text-decoration: none;
            font-size: 0.9rem;
        }
        .breadcrumb-link:hover {
            text-decoration: underline;
        }
        .breadcrumb-separator {
            color: var(--gray-color);
        }
        .main-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        .article {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            box-shadow: var(--box-shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 2px solid var(--light-color);
            padding-bottom: 1.5rem;
        }
        .article-title {
            font-size: 2.5rem;
            color: var(--dark-color);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 1.5rem;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .content-section {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-color);
        }
        .highlight-box {
            background: linear-gradient(135deg, var(--light-color) 0%, #e3f2fd 100%);
            border-left: 4px solid var(--primary-color);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .feature-list {
            list-style-type: none;
            margin: 1.5rem 0;
        }
        .feature-item {
            padding: 0.8rem 0;
            border-bottom: 1px dashed #ddd;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .feature-item i {
            color: var(--secondary-color);
            margin-top: 5px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .sidebar {
                order: -1;
            }
        }
        .sidebar-widget {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            box-shadow: var(--box-shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            color: var(--dark-color);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-color);
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: var(--dark-color);
        }
        .rating-system {
            text-align: center;
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1rem 0;
            font-size: 1.8rem;
        }
        .star {
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        .rating-submit {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 10px 25px;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            width: 100%;
        }
        .rating-submit:hover {
            background-color: #c1121f;
            transform: translateY(-2px);
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-label {
            font-weight: 600;
            color: var(--dark-color);
        }
        .form-input,
        .form-textarea {
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(26, 111, 179, 0.1);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-submit {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .form-submit:hover {
            background-color: var(--dark-color);
            transform: translateY(-2px);
        }
        .related-links {
            display: grid;
            gap: 0.8rem;
        }
        .related-link {
            color: var(--primary-color);
            text-decoration: none;
            padding: 10px;
            border-radius: var(--border-radius);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-link:hover {
            background-color: var(--light-color);
            padding-left: 15px;
        }
        .related-link i {
            color: var(--secondary-color);
        }
        .footer-links {
            background-color: var(--light-color);
            padding: 2.5rem 20px;
            border-top: 1px solid #ddd;
            border-bottom: 1px solid #ddd;
        }
        .links-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: white;
            padding: 1.2rem;
            border-radius: var(--border-radius);
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--dark-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
            line-height: 1.5;
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 20px;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2rem;
            text-align: center;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
        }
        .copyright {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .article-title {
                font-size: 2rem;
            }
            .article {
                padding: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .main-container {
                padding: 0 15px;
            }
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .article {
            animation: fadeIn 0.5s ease-out;
        }
        .text-bold {
            font-weight: 700;
            color: var(--dark-color);
        }
        .text-highlight {
            background-color: var(--accent-color);
            padding: 2px 6px;
            border-radius: 4px;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        .paragraph-spacing {
            margin-bottom: 1.5rem;
            line-height: 1.8;
        }
        .content-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--gray-color), transparent);
            margin: 2.5rem 0;
        }