* {
            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;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .header {
            background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
            color: white;
            padding: 1.5rem 0;
            border-radius: 0 0 15px 15px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            margin-bottom: 2rem;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 1rem;
        }
        .logo a {
            color: white;
            text-decoration: none;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .logo a:hover {
            color: #ffd700;
            transition: color 0.3s;
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            transition: all 0.3s;
        }
        .desktop-nav a:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #0d47a1;
            padding: 1rem;
            border-radius: 10px;
            margin-top: 1rem;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            background-color: #e3f2fd;
            padding: 0.8rem 2rem;
            border-radius: 10px;
            margin: 1rem 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #1a73e8;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-container {
            background-color: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid #1a73e8;
            border-radius: 25px 0 0 25px;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background-color: #1a73e8;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 25px 25px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: #0d47a1;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .article {
            background-color: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }
        h1 {
            color: #1a73e8;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.3;
            text-align: center;
        }
        h2 {
            color: #0d47a1;
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ffd700;
        }
        h3 {
            color: #1a73e8;
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 1.5rem;
            border-left: 5px solid #ffd700;
            border-radius: 8px;
            margin: 1.5rem 0;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .feature-image {
            width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }
        .feature-image:hover {
            transform: scale(1.01);
        }
        .interactive-section {
            background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
            padding: 2rem;
            border-radius: 15px;
            margin: 2rem 0;
        }
        .rating-container, .comment-container {
            margin: 2rem 0;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid #1a73e8;
            border-radius: 10px;
            font-size: 1rem;
            margin-bottom: 1rem;
            resize: vertical;
            min-height: 120px;
        }
        .submit-button {
            background-color: #1a73e8;
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 25px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: all 0.3s;
        }
        .submit-button:hover {
            background-color: #0d47a1;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }
        .long-tail-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
        }
        .web-link {
            background-color: white;
            padding: 1.2rem;
            border-radius: 10px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: all 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 15px rgba(0,0,0,0.1);
            background-color: #e3f2fd;
        }
        .web-link a {
            color: #1a73e8;
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        .footer {
            background-color: #0d47a1;
            color: white;
            padding: 3rem 2rem;
            border-radius: 15px 15px 0 0;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            opacity: 0.8;
        }
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: column;
                padding: 0 1rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
                align-self: flex-end;
                margin-top: -3rem;
            }
            .breadcrumb {
                margin: 1rem;
                padding: 0.8rem 1rem;
            }
            .article {
                padding: 1.5rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 25px;
                margin-bottom: 1rem;
            }
            .search-button {
                border-radius: 25px;
                padding: 1rem;
            }
        }
        @media print {
            .header, .footer, .interactive-section {
                display: none;
            }
        }