:root {
            --primary: #00ffff;
            --secondary: #ff0099;
            --dark: #0a0a14;
            --darker: #05050a;
            --gray: #1a1a2e;
            --light: #e0e0ff;
            --accent: #ff5500;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --glow: 0 0 15px var(--primary), 0 0 30px rgba(0, 255, 255, 0.3);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--light);
            background-color: var(--dark);
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(0, 255, 255, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(255, 0, 153, 0.05) 0%, transparent 20%);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: rgba(5, 5, 10, 0.95);
            border-bottom: 1px solid rgba(0, 255, 255, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            transition: var(--transition);
            text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        }
        .logo:hover {
            text-shadow: var(--glow);
            transform: scale(1.02);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 8px 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
        }
        .hamburger-line {
            width: 25px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.active .hamburger-line:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }
        .hamburger.active .hamburger-line:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active .hamburger-line:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: rgba(5, 5, 10, 0.98);
            border-top: 1px solid rgba(0, 255, 255, 0.2);
            padding: 20px;
            display: none;
            flex-direction: column;
            gap: 15px;
            backdrop-filter: blur(10px);
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #a0a0c0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #666;
        }
        main {
            padding: 40px 0;
        }
        .article-header {
            margin-bottom: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(0, 255, 255, 0.2);
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: #a0a0c0;
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .article-meta i {
            margin-right: 5px;
            color: var(--primary);
        }
        .intro {
            font-size: 1.2rem;
            color: #c0c0ff;
            margin-bottom: 40px;
            padding: 20px;
            background: rgba(10, 10, 20, 0.7);
            border-left: 4px solid var(--primary);
            border-radius: 0 5px 5px 0;
        }
        h2 {
            font-size: 2rem;
            margin: 50px 0 25px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(0, 255, 255, 0.3);
            position: relative;
        }
        h2::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100px;
            height: 2px;
            background: var(--secondary);
        }
        h3 {
            font-size: 1.5rem;
            margin: 35px 0 15px;
            color: var(--secondary);
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background: rgba(0, 255, 255, 0.1);
            border-left: 3px solid var(--primary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 5px 5px 0;
        }
        .image-container {
            margin: 40px 0;
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            transition: var(--transition);
        }
        .image-container:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), var(--glow);
        }
        .article-image {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }
        .image-caption {
            padding: 15px;
            background: rgba(5, 5, 10, 0.9);
            font-size: 0.9rem;
            color: #a0a0c0;
            text-align: center;
            border-top: 1px solid rgba(0, 255, 255, 0.2);
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .feature-card {
            background: linear-gradient(145deg, rgba(26, 26, 46, 0.8), rgba(10, 10, 20, 0.9));
            border-radius: 10px;
            padding: 25px;
            border: 1px solid rgba(0, 255, 255, 0.2);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent 30%, rgba(0, 255, 255, 0.03) 50%, transparent 70%);
            transform: translateX(-100%);
            transition: transform 0.6s ease;
        }
        .feature-card:hover::before {
            transform: translateX(100%);
        }
        .feature-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
            box-shadow: var(--glow);
        }
        .feature-card h3 {
            color: var(--primary);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-card i {
            font-size: 1.8rem;
            color: var(--secondary);
        }
        .search-section {
            background: rgba(5, 5, 10, 0.8);
            border-radius: 10px;
            padding: 30px;
            margin: 50px 0;
            border: 1px solid rgba(0, 255, 255, 0.2);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 255, 255, 0.3);
            border-right: none;
            border-radius: 5px 0 0 5px;
            color: var(--light);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
        }
        .search-button {
            padding: 0 25px;
            background: linear-gradient(90deg, var(--primary), #00cccc);
            border: none;
            border-radius: 0 5px 5px 0;
            color: var(--darker);
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background: linear-gradient(90deg, #00cccc, var(--primary));
            box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
        }
        .interactive-section {
            background: rgba(10, 10, 20, 0.8);
            border-radius: 10px;
            padding: 40px;
            margin: 60px 0;
            border: 1px solid rgba(255, 0, 153, 0.2);
        }
        .rating-form, .comment-form {
            margin-bottom: 40px;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
            direction: rtl;
        }
        .rating-star {
            font-size: 2rem;
            color: #333;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-star:hover,
        .rating-star:hover ~ .rating-star,
        .rating-star.selected,
        .rating-star.selected ~ .rating-star {
            color: #ffcc00;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-label {
            display: block;
            margin-bottom: 8px;
            color: var(--primary);
            font-weight: 600;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 15px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(0, 255, 255, 0.3);
            border-radius: 5px;
            color: var(--light);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            padding: 15px 40px;
            background: linear-gradient(90deg, var(--secondary), #ff3399);
            border: none;
            border-radius: 5px;
            color: white;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .submit-button:hover {
            background: linear-gradient(90deg, #ff3399, var(--secondary));
            box-shadow: 0 0 20px rgba(255, 0, 153, 0.5);
            transform: translateY(-3px);
        }
        footer {
            background-color: var(--darker);
            border-top: 1px solid rgba(0, 255, 255, 0.2);
            padding: 50px 0 20px;
            margin-top: 80px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 25px;
            margin-bottom: 40px;
        }
        .web-link {
            padding: 12px 15px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 5px;
            border-left: 3px solid transparent;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(0, 255, 255, 0.05);
            border-left-color: var(--primary);
            transform: translateX(5px);
        }
        .web-link a {
            color: #a0a0c0;
            text-decoration: none;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--primary);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #666;
            font-size: 0.9rem;
        }
        .text-bold {
            font-weight: 700;
            color: var(--primary);
        }
        .text-highlight {
            background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
            padding: 3px 10px;
            border-radius: 3px;
        }
        .quote {
            font-style: italic;
            padding: 25px;
            margin: 30px 0;
            background: rgba(26, 26, 46, 0.7);
            border-left: 5px solid var(--secondary);
            border-radius: 0 5px 5px 0;
            position: relative;
        }
        .quote::before {
            content: '"';
            position: absolute;
            top: -15px;
            left: 10px;
            font-size: 4rem;
            color: rgba(255, 0, 153, 0.2);
            font-family: Georgia, serif;
        }
        .link-inline {
            color: var(--secondary);
            text-decoration: none;
            border-bottom: 1px dotted var(--secondary);
            transition: var(--transition);
        }
        .link-inline:hover {
            color: var(--primary);
            border-bottom: 1px solid var(--primary);
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        @keyframes pulse {
            0% { opacity: 0.7; }
            50% { opacity: 1; }
            100% { opacity: 0.7; }
        }
        .pulse {
            animation: pulse 3s infinite ease-in-out;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            .feature-box {
                grid-template-columns: 1fr;
            }
            .interactive-section {
                padding: 25px;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .footer-links {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 5px;
                border-right: 1px solid rgba(0, 255, 255, 0.3);
                margin-bottom: 10px;
            }
            .search-button {
                border-radius: 5px;
                padding: 15px;
            }
        }