* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        .site-header {
            background: linear-gradient(135deg, #0d3b66 0%, #1a5f7a 100%);
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo a {
            font-size: 1.8rem;
            font-weight: 900;
            color: #ffd166;
            text-decoration: none;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i { font-size: 2rem; }
        .nav-desktop { display: flex; gap: 2rem; }
        .nav-desktop a {
            color: #e9ecef;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-desktop a:hover, .nav-desktop a.active {
            background: #ffd166;
            color: #0d3b66;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1a5f7a;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: white;
            padding: 0.8rem 1rem;
            text-decoration: none;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:hover { background: #0d3b66; }
        .breadcrumb {
            background: #e9ecef;
            padding: 0.8rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #dee2e6;
        }
        .breadcrumb a { color: #1a5f7a; text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        .main-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
        }
        @media (max-width: 992px) {
            .main-container { grid-template-columns: 1fr; }
        }
        .main-content {
            background: white;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        article h1 {
            font-size: 2.8rem;
            color: #0d3b66;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffd166;
            padding-bottom: 0.5rem;
        }
        article h2 {
            font-size: 2rem;
            color: #1a5f7a;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #adb5bd;
        }
        article h3 {
            font-size: 1.5rem;
            color: #495057;
            margin: 2rem 0 1rem;
        }
        article h4 {
            font-size: 1.2rem;
            color: #6c757d;
            margin: 1.5rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #1a5f7a;
            font-weight: 500;
            padding: 1rem;
            background: #f1f8ff;
            border-left: 5px solid #0d3b66;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ffd16633 0%, #ffd16633 100%);
            padding: 1.5rem;
            border-radius: 10px;
            border: 1px solid #ffd166;
            margin: 2rem 0;
        }
        .highlight strong { color: #e63946; }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            box-shadow: 0 0 10px rgba(0,0,0,0.05);
        }
        .data-table th, .data-table td {
            border: 1px solid #dee2e6;
            padding: 0.8rem 1rem;
            text-align: left;
        }
        .data-table th {
            background: #1a5f7a;
            color: white;
            font-weight: 600;
        }
        .data-table tr:nth-child(even) { background: #f8f9fa; }
        .data-table tr:hover { background: #e9ecef; }
        .feature-img {
            width: 100%;
            border-radius: 12px;
            margin: 2rem auto;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
            border: 5px solid white;
        }
        .update-time {
            display: inline-block;
            background: #e9ecef;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            color: #6c757d;
            margin-bottom: 2rem;
        }
        .update-time i { margin-right: 0.5rem; }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .widget h3 {
            font-size: 1.3rem;
            color: #0d3b66;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffd166;
        }
        .search-form { display: flex; }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #1a5f7a;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            background: #1a5f7a;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s;
        }
        .search-form button:hover { background: #0d3b66; }
        .rating-widget .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffd166;
            cursor: pointer;
        }
        .rating-widget .stars i:hover { transform: scale(1.2); }
        .comment-form textarea, .score-form select {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ced4da;
            border-radius: 8px;
            margin-bottom: 1rem;
            font-family: inherit;
            font-size: 1rem;
            resize: vertical;
        }
        .comment-form button, .score-form button {
            width: 100%;
            background: #0d3b66;
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .comment-form button:hover, .score-form button:hover { background: #1a5f7a; }
        .related-links ul { list-style: none; }
        .related-links li { margin-bottom: 0.8rem; }
        .related-links a {
            color: #1a5f7a;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.5rem;
            border-radius: 6px;
            transition: all 0.3s;
        }
        .related-links a:hover {
            background: #f1f8ff;
            padding-left: 1rem;
            color: #0d3b66;
        }
        .related-links i { color: #ffd166; }
        .site-footer {
            background: #0d3b66;
            color: #e9ecef;
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-section h4 {
            color: #ffd166;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #adb5bd;
            text-decoration: none;
            transition: color 0.3s;
        }
        friend-link a:hover { color: #ffd166; text-decoration: underline; }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid #1a5f7a;
            color: #adb5bd;
            font-size: 0.9rem;
        }
        .emoji { font-size: 1.2em; }
        .text-bold { font-weight: 800; color: #0d3b66; }
        .text-italic { font-style: italic; }
        .tag {
            display: inline-block;
            background: #e9ecef;
            color: #495057;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }
        @media (max-width: 768px) {
            .header-container { padding: 0; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            .main-container { padding: 0 1rem; }
            .main-content { padding: 1.5rem; }
            article h1 { font-size: 2.2rem; }
            article h2 { font-size: 1.7rem; }
            .lead { font-size: 1.1rem; }
        }