:root {
            --primary-color: #2a4365;
            --secondary-color: #c05621;
            --accent-color: #38b2ac;
            --text-dark: #2d3748;
            --text-light: #f7fafc;
            --background-light: #edf2f7;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: #fff;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-color), #1a202c);
            color: var(--text-light);
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #fbd38d, #fc8181);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: var(--text-light);
            font-weight: 600;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--text-light);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: var(--primary-color);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: var(--text-light);
            padding: 0.8rem 0;
            border-bottom: 1px solid #4a5568;
            font-weight: 600;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #cbd5e0;
        }
        .breadcrumb a {
            color: #cbd5e0;
        }
        .breadcrumb span {
            margin: 0 5px;
        }
        main {
            padding: 2rem 0;
            min-height: 80vh;
        }
        article {
            background: #fff;
            border-radius: 10px;
            box-shadow: var(--shadow);
            padding: 2.5rem;
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        h2 {
            font-size: 2rem;
            color: var(--secondary-color);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--secondary-color);
            background-color: var(--background-light);
            padding: 1.5rem;
            border-left: 5px solid var(--accent-color);
            border-radius: 5px;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: #feebc8;
            padding: 1rem;
            border-radius: 5px;
            border-left: 4px solid #dd6b20;
            margin: 1.5rem 0;
        }
        .tip {
            background-color: #c6f6d5;
            padding: 1rem;
            border-radius: 5px;
            border-left: 4px solid #38a169;
            margin: 1.5rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .image-container {
            text-align: center;
            margin: 2.5rem 0;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            font-style: italic;
            color: #718096;
            margin-top: 0.5rem;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .search-box, .comment-box, .rating-box {
            background: var(--background-light);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .search-box h3, .comment-box h3, .rating-box h3 {
            margin-top: 0;
            color: var(--primary-color);
        }
        form {
            display: flex;
            flex-direction: column;
        }
        input, textarea, select {
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #cbd5e0;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        button:hover {
            background: linear-gradient(to right, var(--secondary-color), var(--primary-color));
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0,0,0,0.1);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 2rem;
            margin: 1rem 0;
            color: #ecc94b;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .longtail-links {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .longtail-links h3 {
            text-align: center;
            margin-bottom: 1.5rem;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background: white;
            padding: 1rem;
            border-radius: 5px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--primary-color);
            font-weight: 600;
        }
        footer {
            background: var(--primary-color);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-links a {
            color: #cbd5e0;
        }
        .copyright {
            border-top: 1px solid #4a5568;
            padding-top: 1.5rem;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article {
                padding: 1.5rem;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .header-top {
                flex-wrap: wrap;
            }
        }