:root {
            --primary-bg: #0f172a;
            --secondary-bg: #1e293b;
            --accent-color: #f59e0b;
            --text-primary: #f1f5f9;
            --text-secondary: #cbd5e1;
            --card-bg: #334155;
            --border-color: #475569;
            --success-color: #10b981;
            --hover-color: #3b82f6;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--primary-bg);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 1.05rem;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-color);
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: var(--hover-color);
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--secondary-bg);
            padding: 1.2rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            border-bottom: 2px solid var(--accent-color);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav {
            display: flex;
            gap: 1.8rem;
        }
        .main-nav a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--accent-color);
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: rgba(30, 41, 59, 0.7);
            margin-bottom: 2rem;
            border-radius: 0 0 8px 8px;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.5rem;
            color: var(--text-secondary);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0 3rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: var(--secondary-bg);
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
            border: 1px solid var(--border-color);
        }
        article h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            color: var(--accent-color);
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.8rem;
        }
        article h2 {
            font-size: 2.1rem;
            margin: 2.5rem 0 1.2rem;
            color: #fbbf24;
            padding-left: 0.8rem;
            border-left: 5px solid var(--accent-color);
        }
        article h3 {
            font-size: 1.7rem;
            margin: 2rem 0 1rem;
            color: #fcd34d;
        }
        article h4 {
            font-size: 1.4rem;
            margin: 1.8rem 0 0.8rem;
            color: #fde68a;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(245,158,11,0.15), transparent);
            padding: 1.2rem;
            border-radius: 8px;
            border-left: 4px solid var(--accent-color);
            margin: 1.8rem 0;
        }
        .feature-img {
            width: 100%;
            max-height: 450px;
            object-fit: cover;
            margin: 2rem 0;
            border: 3px solid var(--accent-color);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background-color: var(--secondary-bg);
            padding: 1.8rem;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }
        .widget h3 {
            color: var(--accent-color);
            margin-bottom: 1.2rem;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 1px solid var(--border-color);
            background-color: var(--primary-bg);
            color: var(--text-primary);
            border-radius: 8px 0 0 8px;
            outline: none;
        }
        .search-form button {
            background-color: var(--accent-color);
            color: var(--primary-bg);
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: #fbbf24;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffd700;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form textarea {
            width: 100%;
            min-height: 120px;
            padding: 1rem;
            background-color: var(--primary-bg);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            border-radius: 8px;
            margin-bottom: 1rem;
            resize: vertical;
        }
        .comment-form button {
            width: 100%;
            padding: 0.9rem;
            background-color: var(--success-color);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .comment-form button:hover {
            background-color: #0da271;
        }
        .site-footer {
            background-color: var(--secondary-bg);
            padding: 3rem 0 2rem;
            margin-top: 3rem;
            border-top: 2px solid var(--accent-color);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h4 {
            color: var(--accent-color);
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: inline-block;
            background-color: var(--card-bg);
            padding: 0.8rem 1.2rem;
            border-radius: 6px;
            margin: 0.3rem;
            border: 1px solid var(--border-color);
            transition: all 0.3s;
        }
        friend-link:hover {
            background-color: var(--accent-color);
            color: var(--primary-bg);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .last-updated {
            background-color: var(--card-bg);
            padding: 0.8rem;
            border-radius: 6px;
            margin: 1.5rem 0;
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--secondary-bg);
                padding: 1.5rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.3);
                border-top: 1px solid var(--border-color);
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            article {
                padding: 1.8rem;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
        }