:root {
            --primary-red: #FF3B30;
            --primary-yellow: #FFCC00;
            --primary-blue: #5AC8FA;
            --primary-black: #1D1D1F;
            --primary-white: #F5F5F7;
            --secondary-green: #4CD964;
            --secondary-purple: #AF52DE;
            --gray-light: #8E8E93;
            --gray-dark: #3A3A3C;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --border-radius: 12px;
            --container-width: 1200px;
            --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            line-height: 1.7;
            color: var(--primary-black);
            background-color: var(--primary-white);
            overflow-x: hidden;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-red), #FF9500);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Comic Sans MS', cursive, sans-serif;
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
            color: var(--primary-yellow);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 16px;
            border-radius: 20px;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }
        .main-nav a.active {
            background-color: var(--primary-yellow);
            color: var(--primary-black);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            background-color: #f8f9fa;
            padding: 1rem 0;
            border-bottom: 1px solid #e9ecef;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--primary-red);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: var(--gray-light);
            font-size: 0.8rem;
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 5rem 0;
            text-align: center;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            color: #f0f0f0;
        }
        .search-container {
            max-width: 600px;
            margin: 2rem auto;
            background: white;
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #e0e0e0;
            border-radius: 30px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(90,200,250,0.3);
        }
        .search-form button {
            background: var(--primary-red);
            color: white;
            border: none;
            border-radius: 30px;
            padding: 0 30px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #ff1c0f;
            transform: scale(1.05);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 3rem auto;
        }
        .article-content {
            background: white;
            border-radius: var(--border-radius);
            padding: 3rem;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-red);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            color: var(--primary-blue);
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--primary-yellow);
            font-size: 2.2rem;
        }
        h3 {
            color: var(--secondary-purple);
            margin: 2rem 0 1rem;
            font-size: 1.8rem;
        }
        h4 {
            color: var(--secondary-green);
            margin: 1.5rem 0 1rem;
            font-size: 1.4rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--gray-dark);
            background: #f8f9fa;
            padding: 1.5rem;
            border-left: 4px solid var(--primary-yellow);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 2rem 0;
        }
        .highlight {
            background: linear-gradient(120deg, var(--primary-yellow) 0%, var(--primary-yellow) 100%);
            background-repeat: no-repeat;
            background-size: 100% 40%;
            background-position: 0 90%;
            padding: 0 3px;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        blockquote {
            border-left: 4px solid var(--primary-red);
            padding-left: 2rem;
            margin: 2rem 0;
            font-style: italic;
            color: var(--gray-dark);
            background: #fafafa;
            padding: 2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.02);
        }
        .image-caption {
            text-align: center;
            color: var(--gray-light);
            font-style: italic;
            margin-top: -1.5rem;
            margin-bottom: 2rem;
        }
        .content-link {
            color: var(--primary-red);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--primary-red);
            transition: var(--transition);
        }
        .content-link:hover {
            color: #ff1c0f;
            border-bottom-style: solid;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--border-radius);
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary-red);
            margin-top: 0;
            font-size: 1.5rem;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            color: #ddd;
            cursor: pointer;
            font-size: 2rem;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--primary-yellow);
            transform: scale(1.2);
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #e0e0e0;
            border-radius: var(--border-radius);
            margin-bottom: 1rem;
            font-family: var(--font-main);
            resize: vertical;
            min-height: 120px;
        }
        .comment-form button {
            background: var(--primary-blue);
            color: white;
            border: none;
            border-radius: 30px;
            padding: 12px 30px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background: #3ab4f0;
            transform: translateY(-2px);
        }
        .update-time {
            background: #e8f4fd;
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            display: flex;
            align-items: center;
            gap: 10px;
            border-left: 4px solid var(--primary-blue);
        }
        .update-time i {
            color: var(--primary-blue);
            font-size: 1.5rem;
        }
        .site-footer {
            background: var(--primary-black);
            color: white;
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-section h4 {
            color: var(--primary-yellow);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .friend-links a {
            color: #ddd;
            text-decoration: none;
            transition: var(--transition);
            padding: 5px 0;
        }
        .friend-links a:hover {
            color: var(--primary-yellow);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid var(--gray-dark);
            color: var(--gray-light);
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
                border-radius: 0;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .hero {
                padding: 3rem 0;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
                padding: 15px;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .container {
                padding: 0 15px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease-out;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }