* {
            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: #f9f9f9;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        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, #6a11cb 0%, #2575fc 100%);
            color: white;
            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: 800;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            transition: transform 0.3s ease;
        }
        .logo a:hover {
            transform: scale(1.05);
        }
        .logo span {
            color: #FFD700;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
            transition: all 0.3s ease;
        }
        .desktop-nav a:hover,
        .desktop-nav a:focus {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .menu-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .mobile-nav {
            display: none;
            background-color: #5a10b3;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px 15px;
            border-radius: 5px;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .mobile-nav a:hover {
            background-color: rgba(255,255,255,0.15);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 10px 0;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 8px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 8px;
            color: #666;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
            color: #2575fc;
        }
        main {
            padding: 30px 0;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 20px auto;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px solid #f0f0f0;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #2d3436;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-header .meta {
            color: #666;
            font-size: 1rem;
        }
        section {
            margin-bottom: 40px;
            padding: 0 20px;
        }
        h2 {
            font-size: 2rem;
            color: #6a11cb;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #c8e6c9;
        }
        h3 {
            font-size: 1.6rem;
            color: #2575fc;
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        .highlight {
            background-color: #fffacd;
            padding: 20px;
            border-left: 5px solid #FFD700;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #e3f2fd;
            padding: 15px;
            border-radius: 8px;
            margin: 20px 0;
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }
        .tip i {
            color: #2196f3;
            font-size: 1.5rem;
            margin-top: 3px;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
            margin: 0 auto;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .search-box {
            background-color: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            text-align: center;
        }
        .search-box h3 {
            margin-bottom: 20px;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 15px;
            border: 2px solid #6a11cb;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background-color: #6a11cb;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: #5a10b3;
        }
        .comment-rating-section {
            background-color: #f1f8e9;
            padding: 30px;
            border-radius: 10px;
            margin-top: 40px;
        }
        .comment-rating-section h2 {
            text-align: center;
            color: #388e3c;
        }
        .rating-form,
        .comment-form {
            margin-top: 25px;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2.5rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus,
        textarea:focus,
        select:focus {
            border-color: #6a11cb;
            outline: none;
        }
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: #388e3c;
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background-color 0.3s;
            display: block;
            margin: 0 auto;
        }
        .submit-btn:hover {
            background-color: #2e7d32;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 40px 0;
            padding: 0 20px;
        }
        .web-link {
            background-color: #e3f2fd;
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background-color: #bbdefb;
            transform: translateY(-5px);
        }
        .web-link a {
            font-weight: 600;
            color: #1565c0;
        }
        footer {
            background-color: #2d3436;
            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 h4 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: #FFD700;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 10px;
        }
        .footer-section a {
            color: #dfe6e9;
            transition: color 0.3s;
        }
        .footer-section a:hover {
            color: #74b9ff;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #555;
            font-size: 0.9rem;
            color: #b2bec3;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .menu-toggle {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 8px;
                margin-bottom: 10px;
            }
            .search-button {
                border-radius: 8px;
                padding: 15px;
            }
            .stars {
                flex-wrap: wrap;
            }
            .star {
                font-size: 2rem;
            }
        }