* { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary-dark: #0a0e17;
            --primary-blue: #1a73e8;
            --accent-cyan: #00e5ff;
            --accent-purple: #8a2be2;
            --text-light: #f0f3f9;
            --text-gray: #b0b7c3;
            --bg-card: #141a2a;
            --border-glow: rgba(26, 115, 232, 0.4);
            --gradient-main: linear-gradient(135deg, var(--primary-blue), var(--accent-purple));
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a { color: var(--accent-cyan); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #fff; text-shadow: 0 0 8px var(--accent-cyan); }
        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; margin: -1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
        .site-header {
            background: rgba(10, 14, 23, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-glow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        .my-logo i { margin-right: 10px; font-size: 1.8rem; color: var(--accent-cyan); }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: var(--text-gray);
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a:hover { color: var(--text-light); }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-cyan);
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: var(--bg-card);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            border-top: 1px solid var(--border-glow);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            color: var(--text-gray);
        }
        .nav-mobile a:hover { background: rgba(26, 115, 232, 0.1); color: var(--text-light); }
        .breadcrumb {
            padding: 1rem 0;
            color: var(--text-gray);
            font-size: 0.9rem;
        }
        .breadcrumb a { color: var(--text-gray); }
        .breadcrumb a:hover { color: var(--accent-cyan); }
        .breadcrumb span { margin: 0 8px; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content h1 {
            font-size: 2.8rem;
            background: linear-gradient(to right, var(--accent-cyan), var(--primary-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .article-meta {
            color: var(--text-gray);
            font-size: 0.95rem;
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-glow);
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .article-meta span i { margin-right: 5px; color: var(--accent-cyan); }
        .last-updated { background: rgba(0, 229, 255, 0.1); padding: 5px 10px; border-radius: 4px; }
        h2, h3, h4 {
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: var(--text-light);
            position: relative;
        }
        h2 {
            font-size: 2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-glow);
        }
        h2::before {
            content: '▶';
            color: var(--accent-cyan);
            margin-right: 10px;
        }
        h3 { font-size: 1.6rem; color: var(--accent-cyan); }
        h4 { font-size: 1.3rem; color: var(--text-gray); }
        p, ul, ol {
            margin-bottom: 1.5rem;
            color: var(--text-gray);
            font-size: 1.05rem;
        }
        .highlight-box {
            background: var(--bg-card);
            border-left: 5px solid var(--accent-cyan);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight-box strong { color: var(--accent-cyan); font-size: 1.1rem; }
        ul, ol { padding-left: 2rem; }
        li { margin-bottom: 0.5rem; }
        strong, b { color: var(--text-light); }
        em { color: var(--accent-purple); font-style: italic; }
        .featured-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image img {
            width: 100%;
            max-width: 800px;
            border-radius: 12px;
            border: 2px solid var(--border-glow);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7);
            transition: transform 0.5s ease;
        }
        .featured-image img:hover { transform: scale(1.01); }
        .img-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: var(--text-gray);
            font-size: 0.95rem;
        }
        .functional-module {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid var(--border-glow);
        }
        .module-title {
            font-size: 1.5rem;
            margin-bottom: 1.5rem;
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
        }
        .module-title i { margin-right: 10px; }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group { display: flex; flex-direction: column; }
        label { margin-bottom: 0.5rem; color: var(--text-light); font-weight: 600; }
        input, textarea, select {
            padding: 0.9rem;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-glow);
            border-radius: 8px;
            color: var(--text-light);
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.2);
        }
        .star-rating { display: flex; gap: 5px; margin: 1rem 0; }
        .star-rating input { display: none; }
        .star-rating label {
            font-size: 2rem;
            color: var(--text-gray);
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label { color: gold; }
        button, .btn {
            background: var(--gradient-main);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-weight: bold;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            display: inline-block;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(26, 115, 232, 0.3);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 1.5rem;
            border: 1px solid var(--border-glow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
            color: var(--accent-cyan);
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-glow);
        }
        .related-links { list-style: none; padding-left: 0; }
        .related-links li { margin-bottom: 0.8rem; }
        .related-links a {
            display: block;
            padding: 0.8rem;
            background: rgba(255,255,255,0.03);
            border-radius: 6px;
            color: var(--text-gray);
            transition: all 0.3s;
        }
        .related-links a:hover {
            background: rgba(26, 115, 232, 0.15);
            color: var(--text-light);
            transform: translateX(5px);
        }
        .related-links a i { margin-right: 8px; color: var(--accent-purple); }
        .site-footer {
            background: #050811;
            border-top: 1px solid var(--border-glow);
            margin-top: 4rem;
            padding: 3rem 0 2rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .friend-link {
            background: rgba(255,255,255,0.05);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            color: var(--text-gray);
            font-size: 0.9rem;
            transition: all 0.3s;
        }
        .friend-link:hover {
            background: rgba(26, 115, 232, 0.3);
            color: var(--text-light);
        }
        .copyright {
            text-align: center;
            color: var(--text-gray);
            font-size: 0.9rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.05);
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-desktop { display: none; }
            .header-inner { flex-wrap: wrap; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .main-content { gap: 2rem; }
            .functional-module { padding: 1.5rem; }
            .star-rating label { font-size: 1.8rem; }
        }