* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-blue: #003366;
            --secondary-blue: #0066cc;
            --accent-gold: #ffcc00;
            --light-bg: #f5f8fa;
            --dark-text: #1a1a1a;
            --medium-gray: #666;
            --light-gray: #e6e6e6;
            --success-green: #28a745;
            --warning-orange: #ff9800;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            color: var(--dark-text);
            background-color: #fff;
            line-height: 1.6;
            max-width: 1400px;
            margin: 0 auto;
            box-shadow: 0 0 30px rgba(0,0,0,0.05);
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #004080 100%);
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            text-decoration: none;
            letter-spacing: 1px;
            text-transform: uppercase;
            background: linear-gradient(to right, var(--accent-gold), #ffdd55);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo:hover {
            transform: scale(1.03);
            transition: var(--transition);
        }
        .domain {
            font-size: 0.9rem;
            opacity: 0.9;
        }
        .main-nav {
            display: flex;
            gap: 2rem;
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            padding: 1rem 2rem;
            background-color: var(--light-bg);
            font-size: 0.9rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .breadcrumb a {
            color: var(--secondary-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-content {
            padding: 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .article-body {
            max-width: 900px;
        }
        .sidebar {
            background-color: var(--light-bg);
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-gold);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-blue);
            margin: 2.5rem 0 1rem;
            padding-top: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #004080;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: var(--medium-gray);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.05rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary-blue);
            background-color: rgba(0, 102, 204, 0.05);
            padding: 1.5rem;
            border-left: 4px solid var(--secondary-blue);
            border-radius: 0 8px 8px 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: rgba(255, 204, 0, 0.15);
            padding: 0.3rem 0.6rem;
            border-radius: 3px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .article-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.005);
            box-shadow: 0 8px 20px rgba(0,0,0,0.12);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--medium-gray);
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .search-box, .comment-form, .rating-form {
            background-color: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin: 2.5rem 0;
        }
        .form-title {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary-blue);
            margin-bottom: 1.2rem;
        }
        .form-title i {
            color: var(--secondary-blue);
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            margin-bottom: 1rem;
            border: 1px solid var(--light-gray);
            border-radius: 6px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--secondary-blue);
            box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
        }
        button {
            background-color: var(--secondary-blue);
            color: white;
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }
        button:hover {
            background-color: #0055aa;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,102,204,0.3);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: var(--light-gray);
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--accent-gold);
            transform: scale(1.2);
        }
        .linked-article {
            display: inline-block;
            color: var(--secondary-blue);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--secondary-blue);
            padding-bottom: 2px;
            margin: 0 3px;
        }
        .linked-article:hover {
            border-bottom-style: solid;
            color: #004080;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .sidebar-widget:last-child {
            border-bottom: none;
        }
        .widget-title {
            font-size: 1.2rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .update-time {
            background-color: #e8f4ff;
            padding: 1rem;
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--primary-blue);
        }
        .update-time i {
            color: var(--success-green);
            margin-right: 8px;
        }
        .site-footer {
            background-color: var(--primary-blue);
            color: white;
            padding: 3rem 2rem 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--accent-gold);
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #cccccc;
            text-decoration: none;
            transition: var(--transition);
        }
        friend-link a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaaaaa;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .sidebar {
                position: static;
                order: -1;
            }
            h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .site-header, .breadcrumb, .main-content {
                padding: 1rem;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--primary-blue);
                padding: 1rem 0;
                margin-top: 1rem;
                border-radius: 8px;
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .logo-area {
                width: 100%;
                justify-content: space-between;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }
        .strong { font-weight: 700; color: var(--primary-blue); }
        .divider {
            height: 1px;
            background: linear-gradient(to right, transparent, var(--light-gray), transparent);
            margin: 2.5rem 0;
        }