:root {
            --primary: #FF4655; 
            --secondary: #00C7FF; 
            --dark: #0F1419;
            --light: #F7F9FC;
            --gray: #5B6B79;
            --accent: #FFD166;
            --shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            --radius: 12px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background: var(--light);
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: var(--secondary);
        }
        .logo i {
            color: var(--primary);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background: var(--dark);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin: 1rem 0;
        }
        .mobile-nav a {
            color: white;
            font-weight: 600;
            display: block;
            padding: 0.5rem;
        }
        .breadcrumb {
            background: #E9EDF2;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin: 0 10px;
            color: var(--gray);
        }
        .search-box {
            background: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 2rem 0;
            text-align: center;
        }
        .search-box h2 {
            margin-bottom: 1rem;
            color: var(--dark);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--primary);
        }
        .search-button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-button:hover {
            background: #ff2d3f;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 2.5rem;
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: var(--dark);
        }
        h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            color: var(--dark);
            border-left: 5px solid var(--primary);
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
            color: var(--gray);
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255,70,85,0.1) 0%, rgba(0,199,255,0.1) 100%);
            padding: 2rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            border-left: 4px solid var(--secondary);
        }
        .note {
            background: #FFF9E6;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            border-left: 4px solid var(--accent);
        }
        .note i {
            color: var(--accent);
            margin-right: 0.5rem;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        ul, ol {
            margin: 1.5rem 0 1.5rem 2rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        strong {
            color: var(--primary);
        }
        .interlink {
            background: #f0f7ff;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
        }
        .interlink a {
            font-weight: 600;
        }
        .user-engagement {
            background: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 2.5rem;
            margin-bottom: 2rem;
        }
        .rating-section, .comment-section {
            margin-bottom: 3rem;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--accent);
        }
        .rating-form, .comment-form {
            display: grid;
            gap: 1rem;
            max-width: 600px;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            border: 2px solid #ddd;
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            border-color: var(--primary);
            outline: none;
        }
        button[type="submit"] {
            background: var(--primary);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            justify-self: start;
        }
        button[type="submit"]:hover {
            background: #ff2d3f;
        }
        .footer-links {
            background: #2A343E;
            padding: 3rem 0;
            color: white;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        .web-link {
            background: rgba(255,255,255,0.05);
            padding: 1.2rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--secondary);
            font-weight: 600;
        }
        footer {
            background: var(--dark);
            color: white;
            text-align: center;
            padding: 2rem 0;
        }
        .copyright {
            opacity: 0.8;
            font-size: 0.9rem;
            margin-top: 1rem;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-content {
                flex-wrap: wrap;
            }
            article, .user-engagement, .search-box {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--radius);
                margin-bottom: 0.5rem;
            }
            .search-button {
                border-radius: var(--radius);
                padding: 0.9rem;
            }
        }