:root {
            --primary: #d32f2f;
            --primary-dark: #b71c1c;
            --secondary: #1a237e;
            --dark: #121212;
            --light: #f5f5f5;
            --gray: #333;
            --light-gray: #ccc;
            --gap: 1.5rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--dark);
            color: var(--light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--border-radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .site-header {
            background: linear-gradient(to bottom, rgba(18, 18, 18, 0.95), rgba(18, 18, 18, 0.8));
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
            border-bottom: 1px solid var(--gray);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo span {
            color: white;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 500;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: var(--primary);
            left: 0;
            bottom: -5px;
            transition: width 0.3s;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--light-gray);
        }
        .breadcrumb a {
            color: var(--light-gray);
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .hero {
            padding: 60px 0;
            text-align: center;
            background: radial-gradient(circle at center, #1c1c1c, #121212);
            border-bottom: 1px solid var(--gray);
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            color: white;
            text-shadow: 0 2px 10px rgba(211, 47, 47, 0.5);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            color: #ccc;
        }
        .search-box {
            max-width: 700px;
            margin: 40px auto;
            background: rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: var(--border-radius);
            border: 1px solid var(--gray);
        }
        .search-box h2 {
            margin-bottom: 20px;
            color: white;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            background: rgba(255, 255, 255, 0.1);
            color: white;
            font-size: 1rem;
        }
        .search-form button {
            padding: 0 30px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            background: var(--primary);
            color: white;
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--gap);
            padding: 40px 0;
        }
        .article-content {
            background: rgba(255, 255, 255, 0.02);
            padding: 40px;
            border-radius: var(--border-radius);
            border: 1px solid var(--gray);
        }
        .article-content h2, .article-content h3, .article-content h4 {
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: white;
            line-height: 1.3;
        }
        .article-content h2 {
            font-size: 2.2rem;
            color: var(--primary);
            border-left: 5px solid var(--primary);
            padding-left: 15px;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: #bb86fc;
        }
        .article-content h4 {
            font-size: 1.4rem;
            color: #03dac6;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: rgba(211, 47, 47, 0.1);
            border-left: 4px solid var(--primary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .feature-img {
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            color: var(--light-gray);
            margin-top: 10px;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 30px 0;
        }
        .link-list a {
            background: rgba(255, 255, 255, 0.05);
            padding: 12px 25px;
            border-radius: 50px;
            border: 1px solid var(--gray);
        }
        .link-list a:hover {
            background: rgba(211, 47, 47, 0.2);
            border-color: var(--primary);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--gap);
        }
        .widget {
            background: rgba(255, 255, 255, 0.02);
            padding: 25px;
            border-radius: var(--border-radius);
            border: 1px solid var(--gray);
        }
        .widget h3 {
            color: white;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--gray);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: var(--light-gray);
            cursor: pointer;
        }
        .stars .active {
            color: gold;
        }
        .rating-form input, .comment-form input, .comment-form textarea {
            padding: 15px;
            border-radius: var(--border-radius);
            border: 1px solid var(--gray);
            background: rgba(255, 255, 255, 0.05);
            color: white;
            font-size: 1rem;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .site-footer {
            background: #0a0a0a;
            padding: 60px 0 30px;
            margin-top: 60px;
            border-top: 1px solid var(--gray);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--gap);
            margin-bottom: 40px;
        }
        friend-link {
            display: block;
            margin: 15px 0;
            color: #4fc3f7;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--gray);
            color: var(--light-gray);
            font-size: 0.9rem;
        }
        .last-updated {
            text-align: center;
            font-size: 0.9rem;
            color: var(--light-gray);
            margin: 20px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--dark);
                padding: 20px;
                border-top: 1px solid var(--gray);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input, .search-form button {
                width: 100%;
                border-radius: var(--border-radius);
                margin-bottom: 10px;
            }
            .article-content {
                padding: 25px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }