* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #e0e0e0;
            background: #0a0a12;
            background-image: radial-gradient(circle at 15% 50%, rgba(28, 58, 100, 0.15) 0%, transparent 20%), radial-gradient(circle at 85% 30%, rgba(80, 20, 60, 0.1) 0%, transparent 20%);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a { color: #7aa2f7; text-decoration: none; transition: color 0.3s, text-shadow 0.3s; }
        a:hover { color: #bb9af7; text-shadow: 0 0 8px rgba(187, 154, 247, 0.5); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 1.5em; margin: 1em 0; }
        h1, h2, h3, h4 { color: #ffcc88; font-weight: 700; margin-top: 1.5em; margin-bottom: 0.7em; line-height: 1.3; }
        h1 { font-size: 2.8rem; border-bottom: 3px solid #7aa2f7; padding-bottom: 10px; }
        h2 { font-size: 2.2rem; border-left: 5px solid #bb9af7; padding-left: 15px; }
        h3 { font-size: 1.8rem; color: #9ece6a; }
        h4 { font-size: 1.4rem; color: #e0af68; }
        p { margin-bottom: 1.2em; text-align: justify; }
        .lead { font-size: 1.3rem; color: #c0caf5; font-weight: 300; }
        .highlight { background: rgba(122, 162, 247, 0.15); border-left: 4px solid #7aa2f7; padding: 15px; margin: 20px 0; border-radius: 0 5px 5px 0; }
        .note { background: rgba(224, 175, 104, 0.1); border: 1px dashed #e0af68; padding: 15px; border-radius: 5px; margin: 20px 0; }
        .bold { color: #ff9e64; font-weight: bold; }
        .keyword { color: #7aa2f7; font-weight: bold; }
        .section-divider { height: 2px; background: linear-gradient(90deg, transparent, #7aa2f7, #bb9af7, transparent); margin: 3em 0; }
        .site-header { padding: 20px 0; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; border-bottom: 1px solid #2a2a3a; margin-bottom: 25px; }
        .my-logo { font-family: 'Cinzel', serif; font-size: 2.8rem; font-weight: 900; background: linear-gradient(135deg, #ff9e64, #bb9af7); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-shadow: 0 2px 4px rgba(0,0,0,0.3); }
        .my-logo:hover { transform: scale(1.02); }
        .search-container { flex: 1; max-width: 500px; margin: 0 30px; position: relative; }
        .search-form { display: flex; }
        .search-input { flex-grow: 1; padding: 12px 20px; border: 1px solid #3b4261; border-radius: 30px 0 0 30px; background: #1a1b26; color: #c0caf5; font-size: 1rem; }
        .search-btn { background: linear-gradient(135deg, #7aa2f7, #2ac3de); color: white; border: none; border-radius: 0 30px 30px 0; padding: 12px 25px; cursor: pointer; font-weight: bold; transition: background 0.3s; }
        .search-btn:hover { background: linear-gradient(135deg, #2ac3de, #7aa2f7); }
        .main-nav { display: flex; align-items: center; }
        .nav-links { display: flex; list-style: none; }
        .nav-links li { margin-left: 25px; }
        .nav-links a { color: #c0caf5; font-weight: 500; padding: 8px 5px; position: relative; }
        .nav-links a:after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: #7aa2f7; transition: width 0.3s; }
        .nav-links a:hover:after { width: 100%; }
        .hamburger { display: none; background: none; border: none; color: #c0caf5; font-size: 1.8rem; cursor: pointer; }
        .breadcrumb { padding: 15px 0; color: #a9b1d6; font-size: 0.95rem; border-bottom: 1px solid #2a2a3a; margin-bottom: 30px; }
        .breadcrumb a { color: #a9b1d6; }
        .breadcrumb .separator { margin: 0 10px; color: #7aa2f7; }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 50px;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
        }
        .sidebar { background: rgba(26, 27, 38, 0.8); border-radius: 10px; padding: 25px; border: 1px solid #3b4261; }
        .sidebar-widget { margin-bottom: 30px; }
        .sidebar h3 { color: #ffcc88; font-size: 1.4rem; margin-top: 0; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid #3b4261; }
        .related-links a { display: block; padding: 12px 15px; margin-bottom: 10px; background: rgba(58, 65, 94, 0.5); border-radius: 5px; border-left: 4px solid transparent; transition: all 0.3s; }
        .related-links a:hover { background: rgba(122, 162, 247, 0.2); border-left-color: #7aa2f7; transform: translateX(5px); }
        .article-image { margin: 25px 0; border-radius: 10px; overflow: hidden; border: 2px solid #3b4261; box-shadow: 0 10px 20px rgba(0,0,0,0.5); }
        .article-image figcaption { text-align: center; font-style: italic; color: #a9b1d6; padding: 10px; background: rgba(26, 27, 38, 0.8); }
        .update-time { color: #9ece6a; font-size: 0.9rem; margin-top: 30px; padding-top: 15px; border-top: 1px dashed #3b4261; }
        .interactive-section { background: rgba(26, 27, 38, 0.8); border-radius: 10px; padding: 30px; margin: 40px 0; border: 1px solid #3b4261; }
        .form-group { margin-bottom: 20px; }
        label { display: block; margin-bottom: 8px; color: #ffcc88; font-weight: 500; }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            background: #1a1b26;
            border: 1px solid #3b4261;
            border-radius: 5px;
            color: #c0caf5;
            font-size: 1rem;
        }
        textarea { min-height: 120px; resize: vertical; }
        .rating { display: flex; gap: 10px; margin: 10px 0; }
        .star { font-size: 1.8rem; color: #3b4261; cursor: pointer; transition: color 0.2s, transform 0.2s; }
        .star:hover, .star.active { color: #ffcc88; transform: scale(1.1); }
        .submit-btn {
            background: linear-gradient(135deg, #9ece6a, #73daca);
            color: #1a1b26;
            border: none;
            padding: 15px 30px;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            font-size: 1rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(158, 206, 106, 0.4);
        }
        .site-footer {
            background: rgba(10, 10, 18, 0.95);
            border-top: 2px solid #2a2a3a;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-links a { display: block; margin-bottom: 10px; color: #a9b1d6; }
        .friend-links { margin: 30px 0; }
        .friend-links h4 { color: #7aa2f7; }
        .friend-link { display: inline-block; margin-right: 20px; margin-bottom: 10px; padding: 8px 15px; background: rgba(122, 162, 247, 0.1); border-radius: 5px; border: 1px solid #3b4261; }
        .copyright { text-align: center; color: #565f89; font-size: 0.9rem; padding-top: 20px; border-top: 1px solid #2a2a3a; }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .site-header { flex-direction: column; align-items: stretch; }
            .my-logo { align-self: center; margin-bottom: 15px; }
            .search-container { order: 3; margin: 20px 0 0; max-width: 100%; }
            .hamburger { display: block; align-self: flex-end; margin-top: -50px; }
            .main-nav { margin-top: 20px; }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(26, 27, 38, 0.98);
                border-radius: 10px;
                padding: 20px;
                border: 1px solid #3b4261;
            }
            .nav-links.active { display: flex; }
            .nav-links li { margin: 10px 0; }
        }