:root {
            --primary-dark: #1a1a2e;
            --primary-accent: #3a0ca3;
            --secondary-accent: #4361ee;
            --highlight: #4cc9f0;
            --text-light: #f8f9fa;
            --text-gray: #adb5bd;
            --card-bg: #16213e;
            --border-color: #2d3748;
            --success: #38b000;
            --warning: #ffaa00;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 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;
            line-height: 1.7;
            color: var(--text-light);
            background-color: var(--primary-dark);
            background-image: radial-gradient(circle at 20% 30%, rgba(58, 12, 163, 0.15) 0%, transparent 20%),
                              radial-gradient(circle at 80% 80%, rgba(76, 201, 240, 0.1) 0%, transparent 20%);
            min-height: 100vh;
        }
        a {
            color: var(--highlight);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-accent);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background-color: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: var(--spacing-sm) 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--secondary-accent), var(--highlight));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .my-logo:hover {
            text-decoration: none;
            transform: scale(1.02);
        }
        .my-logo i {
            font-size: 1.8rem;
            color: var(--highlight);
        }
        .main-nav {
            display: flex;
            gap: var(--spacing-md);
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background-color: var(--primary-accent);
            text-decoration: none;
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: var(--spacing-xs);
        }
        .breadcrumb {
            padding: var(--spacing-sm) 0;
            font-size: 0.9rem;
            color: var(--text-gray);
            border-bottom: 1px solid var(--border-color);
            margin-bottom: var(--spacing-md);
        }
        .breadcrumb a {
            color: var(--text-gray);
        }
        .breadcrumb a:hover {
            color: var(--highlight);
        }
        .hero {
            text-align: center;
            padding: var(--spacing-xl) 0;
            background: linear-gradient(rgba(26,26,46,0.9), rgba(26,26,46,0.7)), url('https://images.unsplash.com/photo-1534423861386-85a16f5d13fd?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            margin-bottom: var(--spacing-xl);
            border-radius: var(--border-radius);
            position: relative;
            overflow: hidden;
        }
        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            margin-bottom: var(--spacing-md);
            line-height: 1.2;
            color: white;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.7);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto var(--spacing-lg);
            color: var(--text-light);
        }
        .last-updated {
            display: inline-block;
            background-color: var(--primary-accent);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            font-size: 0.9rem;
            margin-top: var(--spacing-sm);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-xl);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        main article {
            background-color: var(--card-bg);
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: var(--spacing-lg);
        }
        article h2, article h3, article h4 {
            color: var(--highlight);
            margin-top: var(--spacing-lg);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-accent);
        }
        article h2 { font-size: 2.2rem; }
        article h3 { font-size: 1.8rem; }
        article h4 { font-size: 1.4rem; }
        article p {
            margin-bottom: var(--spacing-md);
            text-align: justify;
            font-size: 1.1rem;
        }
        article b, article strong {
            color: var(--warning);
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: var(--spacing-md) auto;
            display: block;
            border: 3px solid var(--secondary-accent);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-img:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.4);
        }
        .interactive-box {
            background: linear-gradient(135deg, var(--card-bg), #1e3a8a);
            border-left: 5px solid var(--success);
            padding: var(--spacing-md);
            margin: var(--spacing-lg) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        aside {
            background-color: var(--card-bg);
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .search-widget, .rating-widget, .comment-widget {
            margin-bottom: var(--spacing-lg);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: var(--spacing-sm);
            color: var(--highlight);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .search-form input, .comment-form textarea, .comment-form input, .rating-form select {
            padding: 0.8rem;
            border-radius: var(--border-radius);
            border: 1px solid var(--border-color);
            background-color: rgba(255,255,255,0.05);
            color: var(--text-light);
            font-size: 1rem;
            width: 100%;
        }
        .search-form button, .comment-form button, .rating-form button {
            background: linear-gradient(to right, var(--primary-accent), var(--secondary-accent));
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        button:hover {
            background: linear-gradient(to right, var(--secondary-accent), var(--highlight));
            transform: translateY(-2px);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            justify-content: center;
            margin: 1rem 0;
        }
        .stars i {
            color: var(--text-gray);
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--warning);
        }
        footer {
            background-color: #0f0f1a;
            padding: var(--spacing-xl) 0 var(--spacing-md);
            border-top: 1px solid var(--border-color);
            margin-top: var(--spacing-xl);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-section h3 {
            color: var(--highlight);
            margin-bottom: var(--spacing-sm);
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: block;
            padding: 0.8rem;
            background-color: rgba(255,255,255,0.05);
            border-radius: var(--border-radius);
            margin-bottom: 0.5rem;
            border-left: 3px solid var(--primary-accent);
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(67, 97, 238, 0.2);
            border-left-color: var(--highlight);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid var(--border-color);
            color: var(--text-gray);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            .main-nav {
                flex-direction: column;
                width: 100%;
                display: none;
                margin-top: var(--spacing-sm);
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: var(--spacing-sm);
                right: var(--spacing-sm);
            }
            .hero {
                padding: var(--spacing-lg) var(--spacing-sm);
            }
            article, aside {
                padding: var(--spacing-md);
            }
        }