:root {
            --primary: #c62828;
            --primary-dark: #8e0000;
            --secondary: #1a237e;
            --accent: #ffab00;
            --light: #f5f5f5;
            --dark: #212121;
            --gray: #757575;
            --light-gray: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --radius: 8px;
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fefefe;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: -1px;
            font-family: 'Georgia', serif;
        }
        .my-logo span {
            color: var(--secondary);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            color: var(--dark);
            padding: 5px 0;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary);
            transition: var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--dark);
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            margin: 0 8px;
            color: var(--gray);
        }
        .search-bar {
            background: linear-gradient(135deg, var(--secondary), var(--primary));
            padding: 40px 20px;
            text-align: center;
            color: white;
        }
        .search-bar h2 {
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        .search-form input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background-color: var(--accent);
            color: var(--dark);
            border: none;
            padding: 0 30px;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        .search-form button:hover {
            background-color: #ffb300;
        }
        main {
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding-bottom: 30px;
            border-bottom: 2px solid var(--light-gray);
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--secondary);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .meta-info {
            display: flex;
            justify-content: center;
            gap: 20px;
            color: var(--gray);
            font-size: 0.95rem;
            margin-top: 20px;
        }
        .meta-info i {
            margin-right: 5px;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        .article-content h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 30px 0 15px;
        }
        .article-content h4 {
            font-size: 1.3rem;
            color: var(--dark);
            margin: 25px 0 10px;
        }
        .article-content p {
            margin-bottom: 22px;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary-dark);
            font-weight: 700;
        }
        .article-content em {
            background-color: #fff9c4;
            font-style: italic;
            padding: 0 3px;
        }
        .highlight-box {
            background-color: #e3f2fd;
            border-left: 5px solid var(--secondary);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .image-wrapper {
            margin: 35px 0;
            text-align: center;
        }
        .image-wrapper img {
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 0 auto 10px;
            border: 5px solid white;
        }
        .image-caption {
            font-size: 0.9rem;
            color: var(--gray);
            font-style: italic;
            margin-top: 10px;
        }
        .link-list {
            background-color: var(--light);
            padding: 25px;
            border-radius: var(--radius);
            margin: 30px 0;
        }
        .link-list h3 {
            margin-top: 0;
        }
        .link-list ul {
            list-style-position: inside;
            column-count: 2;
            column-gap: 30px;
        }
        .link-list li {
            margin-bottom: 10px;
            break-inside: avoid;
        }
        .sidebar {
            font-size: 1rem;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: var(--radius);
            padding: 25px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--light-gray);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: var(--accent);
            margin: 15px 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form textarea,
        .rating-form select {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            border: 1px solid var(--light-gray);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            resize: vertical;
        }
        .comment-form button,
        .rating-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: bold;
            width: 100%;
            transition: var(--transition);
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background-color: var(--primary-dark);
        }
        .update-info {
            background-color: #e8f5e9;
            padding: 20px;
            border-radius: var(--radius);
            margin-top: 40px;
            text-align: center;
            font-weight: bold;
        }
        .site-footer {
            background-color: var(--dark);
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h3 {
            color: var(--accent);
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: #bdbdbd;
        }
        .footer-col a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: var(--radius);
            margin-top: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #424242;
            color: #9e9e9e;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .article-header h1 {
                font-size: 2.3rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background-color: white;
                box-shadow: var(--shadow);
                transition: var(--transition);
                padding: 20px;
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid var(--light-gray);
            }
            .main-nav a {
                display: block;
                padding: 15px;
            }
            .hamburger {
                display: block;
            }
            .link-list ul {
                column-count: 1;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .article-content h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 576px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
            .meta-info {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .search-form {
                flex-direction: column;
                border-radius: var(--radius);
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: 0;
                padding: 15px;
            }
        }
        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 12px 25px;
            border-radius: var(--radius);
            font-weight: bold;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(198, 40, 40, 0.2);
        }
        .tag {
            display: inline-block;
            background-color: var(--light);
            color: var(--dark);
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.85rem;
            margin-right: 8px;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .tag:hover {
            background-color: var(--primary);
            color: white;
        }
        .structured-data {
            display: none;
        }