* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #f0f0f0;
            background: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 50%, #16213e 100%);
            background-attachment: fixed;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            color: #4dc3ff;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #ffcc00;
            text-shadow: 0 0 8px rgba(255, 204, 0, 0.7);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: rgba(10, 15, 30, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #4dc3ff;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.2rem;
            background: linear-gradient(90deg, #4dc3ff, #ffcc00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            font-weight: 900;
            letter-spacing: 1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo:hover {
            animation: logoGlow 1s ease-in-out infinite alternate;
        }
        @keyframes logoGlow {
            from { text-shadow: 0 2px 4px rgba(0,0,0,0.5); }
            to { text-shadow: 0 0 15px rgba(77, 195, 255, 0.8), 0 0 20px rgba(255, 204, 0, 0.6); }
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: #ccc;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            color: #fff;
            border-bottom-color: #ffcc00;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #4dc3ff;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #aaa;
            background: rgba(20, 25, 45, 0.8);
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #ffcc00;
        }
        .search-bar {
            background: rgba(30, 35, 55, 0.9);
            padding: 30px 0;
            margin-bottom: 40px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            border: 2px solid #4dc3ff;
        }
        .search-input {
            flex-grow: 1;
            padding: 18px 25px;
            border: none;
            background: #111;
            color: #fff;
            font-size: 1.1rem;
        }
        .search-button {
            background: linear-gradient(90deg, #4dc3ff, #0066cc);
            color: white;
            border: none;
            padding: 0 35px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #ffcc00, #ff9900);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 50px;
        }
        .article-content {
            background: rgba(20, 25, 45, 0.85);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
            border: 1px solid rgba(77, 195, 255, 0.2);
        }
        .sidebar {
            background: rgba(20, 25, 45, 0.85);
            border-radius: 15px;
            padding: 25px;
            align-self: start;
            border: 1px solid rgba(255, 204, 0, 0.2);
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #aaa;
            margin-bottom: 30px;
            font-size: 0.9rem;
            border-bottom: 1px dashed #444;
            padding-bottom: 10px;
        }
        h1 {
            font-size: 3.2rem;
            color: #ffcc00;
            margin-bottom: 25px;
            line-height: 1.2;
            text-shadow: 0 2px 5px rgba(0,0,0,0.8);
            border-left: 5px solid #4dc3ff;
            padding-left: 20px;
        }
        h2 {
            font-size: 2.5rem;
            color: #4dc3ff;
            margin: 50px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(77, 195, 255, 0.4);
        }
        h3 {
            font-size: 1.8rem;
            color: #ff9966;
            margin: 35px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #99ff99;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            text-align: justify;
            font-size: 1.15rem;
            color: #e0e0e0;
        }
        .lead {
            font-size: 1.4rem;
            color: #fff;
            font-weight: 300;
            background: rgba(77, 195, 255, 0.1);
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid #ffcc00;
        }
        .highlight {
            background: linear-gradient(90deg, transparent, rgba(255, 204, 0, 0.15), transparent);
            padding: 15px;
            border-radius: 8px;
            margin: 20px 0;
            font-weight: bold;
            color: #fff;
        }
        .stats-box {
            background: rgba(0, 40, 80, 0.6);
            border: 2px solid #4dc3ff;
            border-radius: 10px;
            padding: 25px;
            margin: 30px 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-value {
            font-size: 2.8rem;
            color: #ffcc00;
            font-weight: 900;
            display: block;
        }
        .stat-label {
            font-size: 1rem;
            color: #aaa;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        blockquote {
            border-left: 5px solid #ff9966;
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: #ccc;
            background: rgba(255, 153, 102, 0.05);
            padding: 20px;
            border-radius: 0 10px 10px 0;
        }
        .image-wrapper {
            margin: 40px auto;
            text-align: center;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.8);
            border: 2px solid rgba(255, 204, 0, 0.3);
        }
        .image-caption {
            font-size: 0.95rem;
            color: #aaa;
            padding: 10px;
            background: rgba(0, 0, 0, 0.6);
        }
        .tab-container {
            margin: 40px 0;
        }
        .tab-buttons {
            display: flex;
            border-bottom: 2px solid #333;
        }
        .tab-button {
            padding: 15px 30px;
            background: rgba(50, 50, 80, 0.7);
            border: none;
            color: #ccc;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
            flex-grow: 1;
            text-align: center;
        }
        .tab-button:hover {
            background: rgba(77, 195, 255, 0.3);
            color: #fff;
        }
        .tab-button.active {
            background: rgba(77, 195, 255, 0.7);
            color: #fff;
            border-bottom: 3px solid #ffcc00;
        }
        .tab-content {
            padding: 30px;
            background: rgba(30, 35, 55, 0.9);
            border-radius: 0 0 10px 10px;
            display: none;
        }
        .tab-content.active {
            display: block;
        }
        .expandable-section {
            margin: 25px 0;
            border: 1px solid #444;
            border-radius: 10px;
            overflow: hidden;
        }
        .expandable-header {
            padding: 20px;
            background: rgba(40, 45, 70, 0.9);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: bold;
            color: #4dc3ff;
        }
        .expandable-header:hover {
            background: rgba(60, 65, 90, 0.9);
        }
        .expandable-content {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s ease, padding 0.5s ease;
            background: rgba(20, 25, 45, 0.9);
        }
        .expandable-section.expanded .expandable-content {
            padding: 20px;
            max-height: 2000px;
        }
        .comment-rating-section {
            background: rgba(30, 35, 55, 0.9);
            border-radius: 15px;
            padding: 35px;
            margin-top: 50px;
            border: 1px solid rgba(255, 204, 0, 0.3);
        }
        .rating-form, .comment-form {
            margin-bottom: 40px;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2.5rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffcc00;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #ccc;
            font-weight: bold;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            background: #111;
            border: 1px solid #444;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-control:focus {
            outline: none;
            border-color: #4dc3ff;
            box-shadow: 0 0 10px rgba(77, 195, 255, 0.5);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            background: linear-gradient(90deg, #ff9900, #ffcc00);
            color: #000;
            border: none;
            padding: 16px 40px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: block;
            margin: 0 auto;
        }
        .submit-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 204, 0, 0.4);
        }
        .site-footer {
            background: rgba(5, 10, 20, 0.95);
            border-top: 2px solid #4dc3ff;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #ffcc00;
            font-size: 1.5rem;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 1px solid #444;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            background: rgba(255, 204, 0, 0.1);
            padding: 15px;
            margin: 10px 0;
            border-radius: 8px;
            border-left: 4px solid #4dc3ff;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid #333;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: -1;
            }
            h1 {
                font-size: 2.8rem;
            }
            h2 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                position: fixed;
                top: 80px;
                left: 0;
                background: rgba(10, 15, 30, 0.98);
                width: 100%;
                flex-direction: column;
                align-items: center;
                padding: 30px 0;
                gap: 20px;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.5s ease;
            }
            .main-nav.active ul {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .header-container {
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 10px;
            }
            .search-input,
            .search-button {
                width: 100%;
                border-radius: 0;
                padding: 15px;
            }
            .tab-buttons {
                flex-direction: column;
            }
            .stats-box {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .article-content,
            .sidebar,
            .comment-rating-section {
                padding: 25px 20px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .lead {
                font-size: 1.2rem;
            }
        }