* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2c3e50;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e74c3c;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a5276 0%, #2c3e50 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 2px;
            color: white;
            text-transform: uppercase;
            background: linear-gradient(90deg, #f39c12, #e74c3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            padding: 5px 10px;
            border-radius: 8px;
        }
        .logo:hover {
            transform: scale(1.05);
            transition: transform 0.3s ease;
        }
        nav ul {
            display: flex;
            list-style: none;
        }
        nav ul li {
            margin-left: 2rem;
        }
        nav ul li a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 6px;
        }
        nav ul li a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            color: #f39c12;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 12px 20px;
            border-radius: 8px;
            margin: 1rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #3498db;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 2rem 0;
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            margin: 2rem auto;
        }
        .article-header {
            text-align: center;
            margin-bottom: 2.5rem;
            padding: 0 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .intro {
            font-size: 1.3rem;
            color: #7f8c8d;
            max-width: 900px;
            margin: 0 auto;
        }
        .content-section {
            margin-bottom: 3rem;
            padding: 0 30px;
        }
        h2 {
            font-size: 2.2rem;
            color: #1a5276;
            border-left: 6px solid #e74c3c;
            padding-left: 15px;
            margin-bottom: 1.5rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #2c3e50;
            margin-bottom: 1rem;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
            line-height: 1.8;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 20px;
            border-left: 5px solid #f39c12;
            border-radius: 8px;
            margin: 2rem 0;
        }
        .highlight p {
            margin-bottom: 0;
            font-weight: 600;
            color: #d35400;
        }
        .emoji {
            font-size: 1.3rem;
            margin-right: 8px;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 2rem auto;
            display: block;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .search-box {
            background: linear-gradient(to right, #e3f2fd, #f3e5f5);
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
            margin: 3rem auto;
            max-width: 800px;
        }
        .search-box h3 {
            color: #6a1b9a;
            margin-bottom: 1.5rem;
        }
        .search-form {
            display: flex;
            justify-content: center;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            max-width: 500px;
            padding: 15px 20px;
            border: 2px solid #3498db;
            border-radius: 50px;
            font-size: 1.1rem;
            outline: none;
            transition: all 0.3s ease;
        }
        .search-input:focus {
            border-color: #e74c3c;
            box-shadow: 0 0 10px rgba(231, 76, 60, 0.3);
        }
        .search-btn {
            background: linear-gradient(90deg, #3498db, #2ecc71);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #2980b9, #27ae60);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 0, 0, 0.2);
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
            padding: 0 30px;
        }
        .comment-form, .rating-form {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: 12px;
            border: 2px solid #dfe6e9;
        }
        .form-title {
            font-size: 1.6rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #555;
        }
        input, textarea, select {
            width: 100%;
            padding: 14px;
            border: 2px solid #bdc3c7;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #3498db;
            outline: none;
        }
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin-bottom: 1.5rem;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .star:hover, .star.active {
            color: #f39c12;
        }
        .submit-btn {
            background: linear-gradient(90deg, #e74c3c, #f39c12);
            color: white;
            border: none;
            padding: 16px 32px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            transition: all 0.3s ease;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #c0392b, #e67e22);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 0, 0, 0.15);
        }
        .long-tail-links {
            background-color: #2c3e50;
            padding: 2.5rem 0;
            margin-top: 3rem;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: #34495e;
            padding: 18px;
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background-color: #3d566e;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-size: 1.1rem;
            font-weight: 600;
        }
        .web-link a:hover {
            color: #f39c12;
        }
        footer {
            background-color: #1a252f;
            color: #bdc3c7;
            padding: 2.5rem 0;
            text-align: center;
        }
        .footer-content {
            max-width: 1000px;
            margin: 0 auto;
        }
        .copyright {
            margin-top: 1.5rem;
            font-size: 0.95rem;
            color: #95a5a6;
            border-top: 1px solid #34495e;
            padding-top: 1.5rem;
        }
        @media (max-width: 1024px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
            .user-interaction {
                grid-template-columns: 1fr;
                padding: 0 20px;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #2c3e50;
                padding: 1rem;
                border-radius: 10px;
                margin-top: 1rem;
            }
            nav ul.show {
                display: flex;
            }
            nav ul li {
                margin: 10px 0;
                margin-left: 0;
            }
            .logo {
                font-size: 1.8rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .content-section, .article-header {
                padding: 0 15px;
            }
            .search-form {
                flex-direction: column;
                align-items: center;
            }
            .search-input {
                max-width: 100%;
                margin-bottom: 15px;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.8rem;
            }
            .intro {
                font-size: 1.1rem;
            }
            p {
                font-size: 1rem;
            }
            .web-link-container {
                grid-template-columns: 1fr;
            }
        }