* { 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: 1.6;
            color: #333;
            background-color: #fef9f0;
            max-width: 100%;
            overflow-x: hidden;
        }
        a { color: #d35400; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #a52700; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #8b4513 0%, #d2691e 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(139, 69, 19, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo span { color: #ffd700; }
        .nav-desktop { display: flex; gap: 2rem; }
        .nav-desktop a {
            color: #fff;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.15);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #8b4513;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: white;
            padding: 0.75rem 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:last-child { border-bottom: none; }
        .breadcrumb {
            background-color: #f5e6d3;
            padding: 0.75rem 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #e0c9a8;
        }
        .breadcrumb a { color: #8b4513; }
        .breadcrumb span { color: #666; }
        .hero {
            text-align: center;
            padding: 3rem 1rem;
            background: linear-gradient(rgba(255, 253, 248, 0.9), rgba(255, 253, 248, 0.9)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="%23d2691e" opacity="0.05"/></svg>');
        }
        .hero h1 {
            font-size: 2.8rem;
            color: #8b4513;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            color: #5a5a5a;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-form {
            max-width: 600px;
            margin: 2rem auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(139, 69, 19, 0.2);
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1rem;
        }
        .search-btn {
            background-color: #d2691e;
            color: white;
            border: none;
            padding: 1rem 2rem;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .search-btn:hover { background-color: #b3571b; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 3rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
        }
        .article-content h1, .article-content h2, .article-content h3, .article-content h4 {
            color: #8b4513;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .article-content h1 { font-size: 2.5rem; margin-top: 0; border-bottom: 3px solid #ffd700; padding-bottom: 0.5rem; }
        .article-content h2 { font-size: 2rem; border-left: 5px solid #d2691e; padding-left: 1rem; }
        .article-content h3 { font-size: 1.6rem; }
        .article-content h4 { font-size: 1.3rem; }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #444;
        }
        .article-content strong { color: #a52700; }
        .article-content em { font-style: italic; color: #666; }
        .article-content ul, .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 2rem;
        }
        .article-content li { margin-bottom: 0.5rem; }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            border: 8px solid #f5e6d3;
        }
        .highlight-box {
            background-color: #fff8e1;
            border-left: 5px solid #ffd700;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .update-time {
            display: inline-block;
            background-color: #e8f5e9;
            color: #2e7d32;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            font-weight: 600;
            margin-bottom: 2rem;
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: #8b4513;
            border-bottom: 2px solid #ffd700;
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .sidebar ul { list-style: none; padding-left: 0; }
        .sidebar li { margin-bottom: 0.75rem; }
        .sidebar a { display: block; padding: 0.5rem; border-radius: 4px; }
        .sidebar a:hover { background-color: #f5e6d3; }
        .rating-widget, .comment-form {
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #eee;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star-rating input { display: none; }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label { color: #ffd700; }
        .rating-btn, .comment-btn {
            background-color: #d2691e;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: background-color 0.3s;
        }
        .rating-btn:hover, .comment-btn:hover { background-color: #b3571b; }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ddd;
            border-radius: 4px;
            margin-bottom: 1rem;
            font-family: inherit;
            resize: vertical;
            min-height: 120px;
        }
        .site-footer {
            background-color: #2c1602;
            color: #e0c9a8;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-col h4 {
            color: #ffd700;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 0.75rem; }
        .footer-col a { color: #e0c9a8; }
        .footer-col a:hover { color: white; }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 6px;
            margin-bottom: 0.75rem;
            border-left: 3px solid #d2691e;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #b3a68a;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-desktop { display: none; }
            .hero h1 { font-size: 2rem; }
            .article-content { padding: 1.5rem; }
            .article-content h1 { font-size: 2rem; }
            .article-content h2 { font-size: 1.7rem; }
            .main-content { padding: 1.5rem 0; }
            .sidebar { position: static; }
        }