:root {
            --primary-color: #FF6B6B;
            --secondary-color: #4ECDC4;
            --accent-color: #FFD166;
            --dark-color: #2D3047;
            --light-color: #F7FFF7;
            --text-color: #333;
            --gray-color: #8A8A8A;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            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(--text-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-color);
            display: flex;
            align-items: center;
        }
        .my-logo i {
            margin-right: 10px;
            color: var(--accent-color);
        }
        .my-logo span {
            color: var(--dark-color);
        }
        .desktop-nav ul {
            display: flex;
            gap: 2rem;
        }
        .desktop-nav a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a:hover {
            color: var(--primary-color);
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-color);
            transition: var(--transition);
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark-color);
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: white;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            padding: 0.8rem 0;
            border-bottom: 1px solid #eee;
            font-weight: 600;
        }
        .mobile-nav a:hover {
            color: var(--primary-color);
            padding-left: 10px;
        }
        .breadcrumb {
            background-color: #f9f9f9;
            padding: 1rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
        main {
            padding: 3rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 2px dashed var(--secondary-color);
            color: var(--gray-color);
            font-size: 0.95rem;
        }
        .last-updated {
            color: var(--primary-color);
            font-weight: 600;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark-color);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--dark-color);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent-color);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--primary-color);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--secondary-color);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--dark-color);
            padding: 1rem;
            background: linear-gradient(90deg, rgba(255, 214, 102, 0.2), transparent);
            border-left: 5px solid var(--accent-color);
        }
        .highlight {
            background-color: rgba(255, 107, 107, 0.1);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            border-left: 5px solid var(--primary-color);
        }
        .feature-img {
            width: 100%;
            border-radius: 12px;
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            padding: 0.8rem;
            background-color: #f9f9f9;
            color: var(--gray-color);
            font-size: 0.9rem;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary-color), #ff8e8e);
            color: white;
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
            margin: 3rem 0;
        }
        .cta-button {
            display: inline-block;
            background-color: var(--accent-color);
            color: var(--dark-color);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-weight: 800;
            font-size: 1.1rem;
            margin-top: 1.5rem;
            box-shadow: 0 6px 0 rgba(0, 0, 0, 0.1);
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.15);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            color: var(--dark-color);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary-color);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #ddd;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-form button:hover {
            background-color: #ff5252;
        }
        .link-list a {
            display: block;
            padding: 0.8rem;
            margin-bottom: 0.5rem;
            background-color: #f8f9fa;
            border-radius: 6px;
            border-left: 4px solid var(--secondary-color);
        }
        .link-list a:hover {
            background-color: #e9ecef;
            border-left-color: var(--primary-color);
            padding-left: 1.2rem;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #FFD700;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-form input, .rating-form textarea, .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-family: inherit;
        }
        .rating-form button, .comment-form button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
        }
        .rating-form button:hover, .comment-form button:hover {
            background-color: #3abdb5;
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        @media (max-width: 768px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: var(--accent-color);
            font-size: 1.2rem;
            margin-bottom: 1.2rem;
        }
        .footer-links a {
            display: block;
            margin-bottom: 0.7rem;
            color: #ccc;
        }
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 6px;
            border-left: 4px solid var(--primary-color);
        }
        friend-link a {
            color: var(--accent-color);
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .header-top, .breadcrumb, .container {
                padding-left: 15px;
                padding-right: 15px;
            }
        }