* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
            padding-top: 80px;
            max-width: 100%;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            font-family: 'Arial Black', Gadget, sans-serif;
            color: #1a365d;
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 4px solid #e63946;
            padding-bottom: 15px;
            margin-bottom: 2rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #2d3748;
            margin-top: 3rem;
            padding-left: 15px;
            border-left: 5px solid #4cc9f0;
        }
        h3 {
            font-size: 1.8rem;
            color: #4a5568;
            margin-top: 2.5rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #718096;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        a {
            color: #3182ce;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
            text-decoration: underline;
        }
        strong {
            color: #2d3748;
            font-weight: 800;
        }
        em {
            color: #718096;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: #1a365d;
            color: white;
            position: fixed;
            top: 0;
            width: 100%;
            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;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: #4cc9f0;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            color: white;
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: #e2e8f0;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-links a:hover {
            background-color: #4cc9f0;
            color: #1a365d;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: white;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 15px 20px;
            border-radius: 8px;
            margin: 2rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #4a5568;
        }
        .breadcrumb span {
            color: #718096;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        article {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
        }
        aside {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .search-box {
            margin-bottom: 2.5rem;
        }
        .search-box h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex-grow: 1;
            padding: 14px;
            border: 2px solid #cbd5e0;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: #e63946;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        .search-box button:hover {
            background-color: #c1121f;
        }
        .rating-section, .comment-section {
            background-color: #f7fafc;
            padding: 2rem;
            border-radius: 10px;
            margin-top: 3rem;
            border: 1px solid #e2e8f0;
        }
        .rating-section h3, .comment-section h3 {
            color: #1a365d;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 1.5rem 0;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #cbd5e0;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            margin-bottom: 1rem;
            min-height: 150px;
        }
        .comment-form button {
            background-color: #1a365d;
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.3s ease;
        }
        .comment-form button:hover {
            background-color: #2d4a7c;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2.5rem auto;
            display: block;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .internal-links {
            background-color: #f0f9ff;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2.5rem 0;
            border-left: 5px solid #3182ce;
        }
        .internal-links ul {
            list-style: none;
            columns: 2;
        }
        .internal-links li {
            margin-bottom: 10px;
        }
        footer {
            background-color: #1a365d;
            color: #cbd5e0;
            padding: 3rem 20px 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 3rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #4cc9f0;
            border-bottom: 2px solid #4cc9f0;
            padding-bottom: 10px;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            margin-bottom: 12px;
            color: #90cdf4;
        }
        friend-link:hover {
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background-color: #1a365d;
                width: 80%;
                max-width: 300px;
                height: calc(100vh - 70px);
                padding: 2rem;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.1);
            }
            .nav-links.active {
                right: 0;
            }
            .header-container {
                padding: 12px 20px;
            }
            .internal-links ul {
                columns: 1;
            }
            article, aside {
                padding: 1.8rem;
            }
        }
        .update-time {
            font-size: 0.95rem;
            color: #718096;
            margin-bottom: 2rem;
            font-style: italic;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .highlight {
            background-color: #fffacd;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: bold;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .quote {
            border-left: 4px solid #e63946;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #4a5568;
        }
        .tips {
            background-color: #e8f4fc;
            border-radius: 10px;
            padding: 1.8rem;
            margin: 2rem 0;
            border-left: 5px solid #3182ce;
        }
        .tips h4 {
            color: #1a365d;
            margin-top: 0;
        }