:root {
            --primary-dark: #0a0e17;
            --secondary-dark: #1a2236;
            --accent-gold: #ffb13e;
            --accent-blue: #3a86ff;
            --accent-purple: #8338ec;
            --text-primary: #e2e8f0;
            --text-secondary: #94a3b8;
            --border-color: #2d3748;
            --success-green: #10b981;
            --danger-red: #ef4444;
            --card-bg: rgba(26, 34, 54, 0.8);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.7;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(58, 134, 255, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(131, 56, 236, 0.05) 0%, transparent 20%);
        }
        a {
            color: var(--accent-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-gold);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo-text {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-purple) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .logo-text span {
            color: var(--accent-blue);
        }
        .logo a:hover .logo-text {
            filter: brightness(1.2);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: var(--text-secondary);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-desktop a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-desktop a.active {
            color: var(--accent-gold);
            background: rgba(255, 177, 62, 0.1);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(6px, 6px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: var(--secondary-dark);
            padding: 5rem 2rem 2rem;
            transition: var(--transition);
            box-shadow: var(--shadow-lg);
            z-index: 1000;
            overflow-y: auto;
        }
        .mobile-nav.active {
            right: 0;
        }
        .mobile-nav a {
            display: block;
            padding: 1rem;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-color);
            font-weight: 600;
        }
        .mobile-nav a:hover {
            color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.05);
        }
        .search-container {
            position: relative;
            margin-left: 1rem;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 6px 0 0 6px;
            padding: 0.75rem 1rem;
            color: var(--text-primary);
            width: 240px;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--accent-blue);
            background: rgba(255, 255, 255, 0.08);
        }
        .search-button {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
            color: white;
            border: none;
            border-radius: 0 6px 6px 0;
            padding: 0 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            filter: brightness(1.2);
            transform: translateY(-1px);
        }
        .breadcrumb {
            background: rgba(26, 34, 54, 0.6);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb-list {
            display: flex;
            gap: 0.75rem;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb-item {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .breadcrumb-item a {
            color: var(--text-secondary);
        }
        .breadcrumb-item a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb-item.active {
            color: var(--accent-gold);
        }
        .breadcrumb-separator {
            margin: 0 0.5rem;
            color: var(--text-secondary);
        }
        main {
            padding: 2rem 0 4rem;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: linear-gradient(135deg, rgba(26, 34, 54, 0.8) 0%, rgba(10, 14, 23, 0.9) 100%);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-lg);
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-blue) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 2rem;
            color: var(--text-secondary);
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .promo-section {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 2.5rem;
            margin-bottom: 3rem;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .promo-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-purple) 100%);
        }
        h2 {
            font-size: 2rem;
            color: var(--accent-gold);
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
        h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-blue) 0%, transparent 100%);
            border-radius: 2px;
        }
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .promo-card {
            background: linear-gradient(145deg, rgba(42, 50, 72, 0.8) 0%, rgba(26, 34, 54, 0.9) 100%);
            border-radius: 10px;
            padding: 1.5rem;
            border: 1px solid rgba(255, 177, 62, 0.2);
            transition: var(--transition);
            position: relative;
        }
        .promo-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-gold);
            box-shadow: 0 10px 20px rgba(255, 177, 62, 0.1);
        }
        .promo-code {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(0, 0, 0, 0.3);
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            border: 2px dashed var(--accent-blue);
        }
        .code-text {
            font-family: 'Courier New', monospace;
            font-size: 1.5rem;
            font-weight: bold;
            color: var(--accent-gold);
            letter-spacing: 1px;
        }
        .copy-btn {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
            color: white;
            border: none;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .copy-btn:hover {
            filter: brightness(1.2);
            transform: scale(1.05);
        }
        .copy-btn.copied {
            background: var(--success-green);
        }
        .rewards-list {
            list-style: none;
            margin: 1rem 0;
        }
        .rewards-list li {
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rewards-list li:last-child {
            border-bottom: none;
        }
        .rewards-list i {
            color: var(--accent-gold);
        }
        .content-section {
            margin-bottom: 3rem;
            background: var(--card-bg);
            border-radius: 12px;
            padding: 2.5rem;
            border: 1px solid var(--border-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--accent-blue);
            margin: 1.5rem 0 1rem;
            padding-left: 1rem;
            border-left: 4px solid var(--accent-purple);
        }
        p {
            margin-bottom: 1.5rem;
            color: var(--text-primary);
            text-align: justify;
        }
        .highlight {
            background: rgba(255, 177, 62, 0.1);
            border-left: 4px solid var(--accent-gold);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip-box {
            background: rgba(58, 134, 255, 0.1);
            border-left: 4px solid var(--accent-blue);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            margin: 2rem auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 2px solid var(--border-color);
        }
        .article-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }
        .article-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            padding: 1rem;
            background: rgba(0, 0, 0, 0.3);
            font-size: 0.9rem;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-form, .rating-form {
            background: var(--card-bg);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
            font-weight: 600;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.875rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            color: var(--text-primary);
            font-family: inherit;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 3px rgba(58, 134, 255, 0.2);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--accent-gold);
        }
        .submit-btn {
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            width: 100%;
        }
        .submit-btn:hover {
            filter: brightness(1.2);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(58, 134, 255, 0.3);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
        }
        .web-link {
            background: linear-gradient(145deg, rgba(42, 50, 72, 0.6) 0%, rgba(26, 34, 54, 0.8) 100%);
            padding: 1.25rem;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateX(5px);
            border-color: var(--accent-blue);
            background: linear-gradient(145deg, rgba(58, 134, 255, 0.1) 0%, rgba(26, 34, 54, 0.9) 100%);
        }
        .web-link a {
            color: var(--text-primary);
            display: block;
            font-weight: 500;
        }
        .web-link a:hover {
            color: var(--accent-gold);
        }
        footer {
            background: linear-gradient(135deg, var(--primary-dark) 0%, #0c1220 100%);
            border-top: 1px solid var(--border-color);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-section h4 {
            color: var(--accent-gold);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.75rem;
        }
        .footer-links a {
            color: var(--text-secondary);
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .search-input {
                width: 200px;
            }
            .promo-section, .content-section {
                padding: 1.5rem;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .article-header {
                padding: 1.5rem;
            }
            .header-container {
                padding: 0.75rem 0;
            }
        }
        @media (max-width: 480px) {
            .search-container {
                display: none;
            }
            .logo-text {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .promo-grid {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out forwards;
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 177, 62, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(255, 177, 62, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 177, 62, 0); }
        }