* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f5f1e8;
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect fill="none" stroke="%23d4c9a9" stroke-width="0.5" x="0" y="0" width="100" height="100"/></svg>');
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            color: #8b0000;
            text-decoration: none;
            transition: color 0.3s ease, background-color 0.3s ease;
        }
        a:hover {
            color: #5a0000;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            padding-right: 15px;
            padding-left: 15px;
            margin-right: auto;
            margin-left: auto;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .italic { font-style: italic; }
        .section-padding {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        .site-header {
            background: linear-gradient(to bottom, #2c1608, #1a0d04);
            color: #e8d8b6;
            padding: 1rem 0;
            border-bottom: 5px solid #8b0000;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Times New Roman', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: #d4a017;
            text-shadow: 2px 2px 4px #000;
            letter-spacing: 1px;
            padding: 0.5rem;
            border: 2px solid #d4a017;
            border-radius: 5px;
            background: rgba(26, 13, 4, 0.7);
        }
        .my-logo:hover {
            color: #ffd700;
            border-color: #ffd700;
            text-decoration: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .main-nav li {
            margin-left: 1.5rem;
        }
        .main-nav a {
            color: #e8d8b6;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            font-size: 1.1rem;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background-color: #8b0000;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e8d8b6;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: #e8dfc8;
            padding: 0.8rem 1rem;
            border-radius: 5px;
            margin: 1rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #5a0000;
        }
        .breadcrumb a:hover {
            color: #8b0000;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #777;
        }
        .hero {
            background: linear-gradient(rgba(44,22,8,0.85), rgba(44,22,8,0.9)), url('https://images.unsplash.com/photo-1542751110-97427bbecf20?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: #f0e6d2;
            padding: 4rem 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            text-shadow: 3px 3px 6px #000;
            color: #d4a017;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto;
            background: rgba(255,255,255,0.1);
            padding: 1.5rem;
            border-radius: 10px;
            backdrop-filter: blur(5px);
        }
        .search-box h3 {
            margin-bottom: 1rem;
            color: #d4a017;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            background: #f5f1e8;
            color: #333;
        }
        .search-btn {
            background: #8b0000;
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 1.8rem;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: #5a0000;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .sidebar {
            background: #e8dfc8;
            padding: 1.8rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        h1, h2, h3, h4 {
            color: #2c1608;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 { font-size: 2.8rem; }
        h2 {
            font-size: 2.2rem;
            border-bottom: 3px solid #d4a017;
            padding-bottom: 0.5rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #5a0000;
            margin-top: 2.5rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #8b4513;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #555;
            font-weight: 500;
        }
        .highlight {
            background-color: #fffacd;
            padding: 1.5rem;
            border-left: 5px solid #d4a017;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .note {
            background-color: #e6f7ff;
            padding: 1rem;
            border-left: 5px solid #1890ff;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        .article-img {
            width: 100%;
            border-radius: 10px;
            border: 5px solid #d4c9a9;
            margin: 2rem auto;
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.02);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .link-block {
            background: #f9f5eb;
            border: 1px dashed #d4a017;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .link-block h4 {
            margin-top: 0;
            color: #8b0000;
        }
        .interaction-forms {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            border-top: 5px solid #8b0000;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #2c1608;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.3s;
        }
        .form-input:focus, .form-textarea:focus {
            border-color: #8b0000;
            outline: none;
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            padding: 0 2px;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffc107;
        }
        .submit-btn {
            background: #8b0000;
            color: white;
            border: none;
            padding: 0.9rem 2.5rem;
            font-size: 1.1rem;
            border-radius: 50px;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        .submit-btn:hover {
            background: #5a0000;
            transform: translateY(-3px);
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            font-size: 1.4rem;
            color: #2c1608;
            border-bottom: 2px solid #d4a017;
            padding-bottom: 0.5rem;
            margin-bottom: 1.2rem;
        }
        .widget-links li {
            margin-bottom: 0.7rem;
            list-style: none;
            border-bottom: 1px dotted #ccc;
            padding-bottom: 0.7rem;
        }
        .widget-links a {
            color: #5a0000;
            display: block;
            padding: 0.3rem 0;
        }
        .widget-links a:hover {
            color: #8b0000;
            padding-left: 10px;
        }
        .site-footer {
            background: #2c1608;
            color: #e8d8b6;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
            border-top: 5px solid #d4a017;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-widget h4 {
            color: #d4a017;
            margin-top: 0;
            font-size: 1.4rem;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 5px;
            border: 1px solid #d4a017;
        }
        friend-link a {
            color: #e8d8b6;
        }
        friend-link a:hover {
            color: #ffd700;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #5a3921;
            font-size: 0.9rem;
            color: #b8a88a;
        }
        .update-time {
            font-size: 0.9rem;
            color: #777;
            text-align: right;
            margin-bottom: 1rem;
            font-style: italic;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .my-logo {
                font-size: 1.8rem;
                margin-bottom: 1rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1rem;
                right: 1rem;
            }
            .main-nav {
                width: 100%;
                display: none;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
            }
            .main-nav li {
                margin: 0;
                margin-bottom: 0.5rem;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                background: rgba(139, 0, 0, 0.2);
                border-radius: 5px;
            }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
            h4 { font-size: 1.3rem; }
            .hero h1 { font-size: 2.5rem; }
            .hero { padding: 2.5rem 1rem; }
            .article-content { padding: 1.8rem; }
        }