* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #0033a0; 
            --secondary: #c41230; 
            --accent: #ffd100; 
            --dark: #121212;
            --light: #f8f9fa;
            --gray: #6c757d;
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), #0056d6);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: linear-gradient(135deg, var(--secondary), #e63946);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }
        header {
            background-color: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            padding: 15px 0;
            border-bottom: 1px solid #eee;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .search-box {
            display: flex;
            width: 100%;
            max-width: 400px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            color: var(--primary);
            cursor: pointer;
        }
        nav {
            background-color: var(--dark);
        }
        .nav-container {
            display: flex;
            justify-content: center;
        }
        .nav-menu {
            display: flex;
            list-style: none;
        }
        .nav-menu li {
            position: relative;
        }
        .nav-menu a {
            color: white;
            padding: 18px 22px;
            display: block;
            font-weight: 500;
        }
        .nav-menu a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .nav-menu a i {
            margin-right: 8px;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #f1f3f5;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: var(--gray);
        }
        main {
            padding: 40px 0;
        }
        .article-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .article-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-content h1 {
            font-size: 2.8rem;
            margin-bottom: 25px;
            color: var(--primary);
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            color: var(--gray);
            font-size: 0.95rem;
        }
        .article-meta span i {
            margin-right: 5px;
        }
        .lead {
            font-size: 1.3rem;
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 30px;
            padding-left: 15px;
            border-left: 4px solid var(--accent);
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 45px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
            color: var(--dark);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 35px 0 15px;
            color: var(--primary);
        }
        .article-content p {
            margin-bottom: 22px;
            text-align: justify;
        }
        .article-content strong {
            color: var(--secondary);
            font-weight: 700;
        }
        .featured-image {
            margin: 30px 0;
            position: relative;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            border-left: 5px solid var(--accent);
            padding: 25px;
            margin: 35px 0;
            border-radius: 0 10px 10px 0;
        }
        .link-list {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.03);
            margin: 30px 0;
        }
        .link-list h3 {
            margin-top: 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 12px;
            margin-top: 15px;
        }
        .link-list li a {
            display: block;
            padding: 12px 15px;
            background-color: #f8f9fa;
            border-radius: 6px;
            border: 1px solid #dee2e6;
        }
        .link-list li a:hover {
            background-color: var(--primary);
            color: white;
            border-color: var(--primary);
        }
        .sidebar-widget {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.03);
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
            color: var(--primary);
        }
        .rating-widget .stars {
            color: var(--accent);
            font-size: 1.5rem;
            margin: 15px 0;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rating-widget select, .rating-widget textarea, .rating-widget input {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 6px;
            width: 100%;
        }
        .comment {
            border-bottom: 1px solid #eee;
            padding: 20px 0;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: var(--gray);
        }
        footer {
            background-color: var(--dark);
            color: #adb5bd;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 40px;
            height: 3px;
            background-color: var(--accent);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #adb5bd;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin-top: 20px;
            padding: 15px;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #343a40;
            font-size: 0.9rem;
            color: #6c757d;
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 90px;
                left: -100%;
                width: 80%;
                height: calc(100vh - 90px);
                background-color: var(--dark);
                flex-direction: column;
                transition: 0.5s;
                padding-top: 20px;
                overflow-y: auto;
            }
            .nav-menu.active {
                left: 0;
            }
            .nav-menu a {
                padding: 18px 30px;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                margin-top: 15px;
                max-width: 100%;
            }
            .article-content h1 {
                font-size: 2.2rem;
            }
        }