* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Nirmala UI', sans-serif;
        }
        :root {
            --primary: #2E7D32;
            --secondary: #FF9800;
            --accent: #2196F3;
            --light: #f8f9fa;
            --dark: #212121;
            --gray: #757575;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.7;
            font-size: 18px;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .logo a {
            color: inherit;
        }
        .search-box {
            display: flex;
            flex: 0 1 400px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid var(--primary);
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: var(--secondary);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            color: var(--dark);
            cursor: pointer;
        }
        nav {
            background: var(--dark);
            padding: 0;
        }
        .nav-links {
            display: flex;
            list-style: none;
            justify-content: center;
        }
        .nav-links li {
            position: relative;
        }
        .nav-links a {
            color: white;
            padding: 18px 24px;
            display: block;
            font-weight: 600;
            text-transform: uppercase;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
        }
        .nav-links a:hover {
            background: var(--primary);
            color: white;
        }
        .breadcrumb {
            padding: 15px 0;
            background: #e8f5e9;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        main {
            padding: 40px 0;
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-top: 20px;
        }
        article {
            padding: 0 40px;
        }
        h1 {
            color: var(--primary);
            font-size: 2.8rem;
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--secondary);
            padding-bottom: 15px;
        }
        h2 {
            color: var(--dark);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed var(--accent);
        }
        h3 {
            color: var(--primary);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 1.5em;
            text-align: justify;
        }
        .highlight {
            background: #fff9c4;
            padding: 20px;
            border-left: 5px solid var(--secondary);
            border-radius: 5px;
            margin: 25px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        .image-container {
            text-align: center;
            margin: 30px 0;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }
        .tip-card {
            background: var(--light);
            padding: 25px;
            border-radius: 10px;
            border-top: 5px solid var(--accent);
            transition: var(--transition);
        }
        .tip-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .word-list {
            columns: 3;
            column-gap: 30px;
            margin: 25px 0;
        }
        .word-list li {
            margin-bottom: 10px;
            list-style-type: "🔤 ";
            break-inside: avoid;
        }
        .interactive-section {
            background: #e3f2fd;
            padding: 30px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .rating {
            display: flex;
            gap: 10px;
            margin: 20px 0;
            flex-wrap: wrap;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 15px;
            resize: vertical;
            min-height: 120px;
        }
        .btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn:hover {
            background: var(--secondary);
            transform: scale(1.05);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin: 40px 0;
            padding: 30px;
            background: #f1f8e9;
            border-radius: 10px;
        }
        .web-link {
            padding: 15px;
            background: white;
            border-radius: 8px;
            text-align: center;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            background: var(--primary);
        }
        .web-link:hover a {
            color: white;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 30px;
        }
        .copyright {
            border-top: 1px solid #444;
            padding-top: 20px;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            .web-links {
                grid-template-columns: repeat(3, 1fr);
            }
            .word-list {
                columns: 2;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--dark);
                box-shadow: var(--shadow);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links a {
                padding: 15px 20px;
                border-bottom: 1px solid #444;
            }
            .search-box {
                display: none;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article {
                padding: 0 20px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .word-list {
                columns: 1;
            }
        }
        @media (max-width: 480px) {
            .web-links {
                grid-template-columns: 1fr;
            }
            .footer-links {
                flex-direction: column;
                gap: 15px;
            }
        }