* { 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: #e0e0e0;
            background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 50%, #16213e 100%);
            background-attachment: fixed;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { font-family: 'Orbitron', sans-serif; color: #00eeff; margin-bottom: 0.75rem; font-weight: 700; }
        h1 { font-size: clamp(2.5rem, 5vw, 4rem); text-shadow: 0 0 15px #0077ff; border-bottom: 3px solid #ff00aa; padding-bottom: 0.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin-top: 2.5rem; padding-left: 0.5rem; border-left: 5px solid #ff5500; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); color: #ffaa00; margin-top: 2rem; }
        h4 { font-size: 1.3rem; color: #aa55ff; margin-top: 1.5rem; }
        p { margin-bottom: 1.2rem; font-size: 1.05rem; }
        a { color: #00ccff; text-decoration: none; transition: color 0.3s, text-shadow 0.3s; }
        a:hover { color: #ff00aa; text-shadow: 0 0 8px #ff00aa; }
        strong { color: #ffaa00; }
        em { color: #55ff55; font-style: italic; }
        .highlight { background: linear-gradient(90deg, transparent, rgba(0, 150, 255, 0.2), transparent); padding: 0.2rem 0.5rem; border-radius: 3px; }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            .container { grid-template-columns: 1fr; }
        }
        .site-header {
            background: rgba(10, 10, 25, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #333366;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #00eeff, #ff00aa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 10px rgba(0, 238, 255, 0.5);
        }
        .my-logo:hover { text-shadow: 0 0 20px rgba(255, 0, 170, 0.7); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1rem;
            padding: 0.5rem 0.2rem;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #00eeff;
            transition: width 0.3s;
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #00eeff;
            cursor: pointer;
            background: none;
            border: none;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(15, 15, 35, 0.98);
                padding: 1rem;
                border-top: 1px solid #333366;
                display: none;
            }
            .main-nav.active ul { display: flex; }
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #888;
        }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #00ccff; }
        .main-content { padding: 2rem 0; }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed #444;
            font-size: 0.95rem;
            color: #aaa;
        }
        .update-time i { color: #00ffaa; margin-right: 0.5rem; }
        .featured-image {
            margin: 2rem 0;
            border: 2px solid #00aaff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 100, 255, 0.3);
        }
        .featured-image figcaption {
            padding: 0.8rem;
            background: rgba(0, 50, 100, 0.5);
            font-style: italic;
            text-align: center;
            color: #aaddff;
        }
        .sidebar {
            padding-top: 2rem;
        }
        .widget {
            background: rgba(20, 25, 40, 0.8);
            border: 1px solid #334466;
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 2rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: #ffaa00;
            border-bottom: 2px solid #ffaa00;
            padding-bottom: 0.5rem;
        }
        .search-form input[type="text"] {
            width: 100%;
            padding: 0.8rem;
            background: #111a2e;
            border: 1px solid #00aaff;
            border-radius: 5px;
            color: #fff;
            font-size: 1rem;
        }
        .search-form button {
            width: 100%;
            margin-top: 0.8rem;
            padding: 0.8rem;
            background: linear-gradient(90deg, #0066cc, #00aaff);
            border: none;
            border-radius: 5px;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover { background: linear-gradient(90deg, #00aaff, #0066cc); }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffaa00;
        }
        .rating-widget .stars i { cursor: pointer; }
        .comment-form textarea {
            width: 100%;
            height: 120px;
            padding: 0.8rem;
            background: #111a2e;
            border: 1px solid #444;
            border-radius: 5px;
            color: #fff;
            font-family: inherit;
            resize: vertical;
        }
        .comment-form button {
            margin-top: 0.8rem;
            padding: 0.8rem 1.5rem;
            background: linear-gradient(90deg, #cc00aa, #ff00aa);
            border: none;
            border-radius: 5px;
            color: white;
            font-weight: bold;
            cursor: pointer;
        }
        .site-footer {
            background: rgba(5, 5, 15, 0.95);
            border-top: 1px solid #333366;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid #334466;
        }
        friend-link {
            display: inline-block;
            padding: 0.5rem 1rem;
            background: rgba(0, 100, 200, 0.2);
            border-radius: 5px;
            border: 1px solid #00aaff;
            transition: transform 0.3s, background 0.3s;
        }
        friend-link:hover { transform: translateY(-3px); background: rgba(0, 100, 200, 0.4); }
        .copyright {
            text-align: center;
            color: #888;
            font-size: 0.9rem;
        }
        .copyright a { color: #aaa; }
        .text-center { text-align: center; }
        .mb-2 { margin-bottom: 2rem; }
        .py-1 { padding-top: 1rem; padding-bottom: 1rem; }