* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        a {
            color: #d4af37;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #b8941f;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: bold;
            color: #d4af37;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            font-size: 2.5rem;
        }
        .my-logo {
            font-style: italic;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .nav-container {
            display: flex;
            align-items: center;
            gap: 30px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-menu li a {
            color: #fff;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
            transition: background 0.3s ease;
        }
        .nav-menu li a:hover {
            background-color: rgba(212, 175, 55, 0.2);
            text-decoration: none;
        }
        .search-form {
            display: flex;
            align-items: center;
        }
        .search-form input {
            padding: 10px 15px;
            border: none;
            border-radius: 25px 0 0 25px;
            width: 250px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            padding: 10px 20px;
            background-color: #d4af37;
            border: none;
            border-radius: 0 25px 25px 0;
            color: #1a1a2e;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background-color: #b8941f;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #fff;
            cursor: pointer;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #e9ecef;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #495057;
        }
        .breadcrumb a:hover {
            color: #d4af37;
        }
        main {
            padding: 30px 0;
            background-color: #fff;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 20px auto;
        }
        .article-content {
            padding: 0 30px;
        }
        h1 {
            font-size: 3rem;
            color: #1a1a2e;
            margin-bottom: 20px;
            text-align: center;
            border-bottom: 3px solid #d4af37;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            color: #16213e;
            margin: 30px 0 15px;
            padding-left: 10px;
            border-left: 5px solid #d4af37;
        }
        h3 {
            font-size: 1.8rem;
            color: #333;
            margin: 25px 0 10px;
        }
        h4 {
            font-size: 1.4rem;
            color: #555;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
            line-height: 1.8;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 20px;
            border-left: 5px solid #d4af37;
            margin: 25px 0;
            font-style: italic;
            color: #5a4b00;
        }
        .emoji {
            font-size: 1.2rem;
            margin-right: 5px;
        }
        .image-container {
            margin: 30px auto;
            text-align: center;
            max-width: 800px;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            margin-top: 10px;
            font-size: 0.9rem;
            color: #666;
            font-style: italic;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin: 30px 0;
            padding: 20px;
            background-color: #f1f3f5;
            border-radius: 10px;
        }
        .link-item {
            padding: 15px;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
            transition: transform 0.3s ease;
        }
        .link-item:hover {
            transform: translateY(-5px);
        }
        .link-item a {
            font-weight: bold;
            display: block;
            margin-bottom: 5px;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #888;
            margin-top: 40px;
            padding-top: 10px;
            border-top: 1px dashed #ccc;
        }
        .user-interaction {
            margin: 50px 0;
            padding: 30px;
            background-color: #f8f9fa;
            border-radius: 10px;
            border: 2px solid #e9ecef;
        }
        .user-interaction h2 {
            color: #1a1a2e;
            border-left: 5px solid #d4af37;
            padding-left: 15px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
            color: #495057;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #d4af37;
            outline: none;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffc107;
            cursor: pointer;
        }
        .rating-stars i {
            transition: color 0.3s ease;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #ff9800;
        }
        .btn-submit {
            padding: 15px 30px;
            background-color: #d4af37;
            color: #1a1a2e;
            border: none;
            border-radius: 5px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .btn-submit:hover {
            background-color: #b8941f;
        }
        footer {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #d4af37;
            font-size: 1.5rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #d4af37;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section ul li {
            margin-bottom: 12px;
        }
        .footer-section ul li a {
            color: #ccc;
        }
        .footer-section ul li a:hover {
            color: #fff;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            padding: 15px;
            background-color: rgba(212, 175, 55, 0.1);
            border-radius: 8px;
            margin: 15px 0;
            color: #d4af37;
            font-weight: bold;
            text-align: center;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            .nav-menu {
                gap: 15px;
            }
            .search-form input {
                width: 200px;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                flex-direction: column;
                background-color: #1a1a2e;
                width: 100%;
                text-align: center;
                padding: 20px 0;
                transition: left 0.5s ease;
                box-shadow: 0 5px 10px rgba(0,0,0,0.2);
            }
            .nav-menu.active {
                left: 0;
            }
            .nav-menu li {
                margin: 10px 0;
            }
            .search-form input {
                width: 150px;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .article-content {
                padding: 0 15px;
            }
            .user-interaction {
                padding: 20px;
            }
        }
        @media (max-width: 576px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .search-form {
                order: 3;
                width: 100%;
                margin-top: 15px;
            }
            .search-form input {
                width: 100%;
            }
            .logo a {
                font-size: 1.8rem;
            }
        }