* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.7;
            color: #2c3e50;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        a {
            color: #2980b9;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #e74c3c;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .site-header {
            background: linear-gradient(90deg, #2c3e50, #4a6491);
            color: white;
            padding: 1rem 2rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            max-width: 1300px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.4rem;
            font-weight: 800;
            color: #f1c40f;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .my-logo span {
            color: #ecf0f1;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            width: 100%;
            background: #34495e;
            margin-top: 1rem;
            border-radius: 8px;
            overflow: hidden;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 1rem 2rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            max-width: 1300px;
            margin: 1rem auto;
            padding: 0 2rem;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        .breadcrumb a {
            color: #3498db;
        }
        .main-container {
            max-width: 1300px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: 16px;
            padding: 3rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.06);
        }
        h1 {
            font-size: 3rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #f1c40f;
            padding-left: 1.5rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #2980b9;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #f1c40f;
        }
        h3 {
            font-size: 1.8rem;
            color: #34495e;
            margin: 2.5rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #2c3e50;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.4rem;
            color: #2c3e50;
            font-weight: 500;
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #3498db;
        }
        .highlight {
            background: linear-gradient(120deg, #fdfd96 0%, #fdfd96 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .article-img {
            margin: 2.5rem auto;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            overflow: hidden;
        }
        .article-img figcaption {
            text-align: center;
            font-style: italic;
            color: #7f8c8d;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .link-list {
            background: #e8f4fc;
            padding: 2rem;
            border-radius: 10px;
            margin: 2.5rem 0;
        }
        .link-list h3 {
            margin-top: 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .link-list li a {
            display: block;
            padding: 0.8rem;
            background: white;
            border-radius: 6px;
            border: 1px solid #bde0fe;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #95a5a6;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #ddd;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            margin-top: 0;
            font-size: 1.5rem;
            color: #2c3e50;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.9rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #3498db;
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, #3498db, #2980b9);
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #2980b9, #1c5a7a);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(41, 128, 185, 0.3);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #f1c40f;
            margin: 0.5rem 0;
        }
        .star {
            cursor: pointer;
        }
        footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 3rem 2rem 2rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1300px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-section h3 {
            color: #f1c40f;
            margin-bottom: 1.5rem;
            font-size: 1.4rem;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .friend-links a {
            color: #bdc3c7;
        }
        .friend-links a:hover {
            color: #f1c40f;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #95a5a6;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0.5rem 1rem;
            }
            .my-logo {
                font-size: 2rem;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .main-container, .breadcrumb {
                padding: 0 1rem;
            }
            article {
                padding: 2rem 1.5rem;
            }
            h1 {
                font-size: 2.3rem;
                padding-left: 1rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            .lead {
                font-size: 1.2rem;
            }
            .sidebar-widget {
                padding: 1.5rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }