* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #e0e0e0;
            background: #0a0a0f;
            background-image: radial-gradient(circle at 15% 50%, rgba(30, 15, 60, 0.3) 0%, transparent 55%),
                              radial-gradient(circle at 85% 30%, rgba(60, 10, 20, 0.2) 0%, transparent 55%);
            max-width: 120rem;
            margin: 0 auto;
            padding: 0 1rem;
        }
        h1, h2, h3, h4, h5 { font-weight: 700; color: #f0f0f0; margin-bottom: 1rem; }
        h1 { font-size: clamp(2.5rem, 5vw, 4rem); color: #ff6b6b; text-shadow: 0 0 10px rgba(255, 107, 107, 0.5); line-height: 1.2; margin-top: 1.5rem; }
        h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); color: #8a9bff; border-left: 4px solid #8a9bff; padding-left: 1rem; margin-top: 3rem; }
        h3 { font-size: clamp(1.5rem, 2.8vw, 2.2rem); color: #c792ea; margin-top: 2.5rem; }
        h4 { font-size: clamp(1.2rem, 2.2vw, 1.8rem); color: #ffcb6b; margin-top: 2rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        a { color: #8a9bff; text-decoration: none; transition: color 0.3s ease, text-shadow 0.3s ease; }
        a:hover { color: #ff6b6b; text-shadow: 0 0 8px rgba(255, 107, 107, 0.7); }
        strong { color: #ffcb6b; font-weight: 700; }
        em { color: #c792ea; font-style: italic; }
        blockquote {
            border-left: 4px solid #ff6b6b;
            padding: 1rem 1.5rem;
            margin: 2rem 0;
            background: rgba(255, 107, 107, 0.05);
            font-style: italic;
        }
        .container {
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .site-header {
            background: rgba(10, 10, 20, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #222244;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Courier New', monospace;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff6b6b, #8a9bff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            letter-spacing: -1px;
        }
        .my-logo span { color: #c792ea; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #b0b7d6;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #ff6b6b;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #8a9bff;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #888;
        }
        .breadcrumb a { color: #8a9bff; }
        .breadcrumb span { color: #ccc; margin: 0 0.5rem; }
        .search-module {
            background: rgba(30, 30, 50, 0.6);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            text-align: center;
            border: 1px solid #333355;
        }
        .search-form {
            display: flex;
            max-width: 40rem;
            margin: 1rem auto 0;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 1px solid #444466;
            border-radius: 8px 0 0 8px;
            background: #1a1a2e;
            color: #fff;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(90deg, #8a9bff, #6b5bff);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #6b5bff, #8a9bff);
            box-shadow: 0 0 15px rgba(107, 91, 255, 0.5);
        }
        .article-hero {
            text-align: center;
            padding: 3rem 0;
            border-bottom: 1px solid #222244;
        }
        .hero-image {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            border: 2px solid #444466;
            margin: 2rem auto;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
        }
        .content-section {
            padding: 2.5rem 0;
            border-bottom: 1px dashed #333355;
        }
        .content-highlight {
            background: linear-gradient(135deg, rgba(138, 155, 255, 0.1), rgba(255, 107, 107, 0.1));
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 4rem 0;
        }
        .rating-module, .comment-module {
            background: rgba(25, 25, 40, 0.8);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #444466;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffcb6b;
        }
        .stars i { cursor: pointer; transition: transform 0.2s; }
        .stars i:hover { transform: scale(1.2); }
        .interaction-form input, .interaction-form textarea {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            background: #1a1a2e;
            border: 1px solid #444466;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
        }
        .interaction-form button {
            background: #ff6b6b;
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .interaction-form button:hover { background: #ff5252; }
        .site-footer {
            background: rgba(5, 5, 15, 0.95);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 1px solid #222244;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 { color: #8a9bff; margin-bottom: 1.5rem; }
        .footer-section ul { list-style: none; }
        .footer-section li { margin-bottom: 0.8rem; }
        friend-link {
            display: block;
            padding: 0.5rem;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 6px;
            margin-bottom: 0.5rem;
            transition: background 0.3s;
        }
        friend-link:hover { background: rgba(138, 155, 255, 0.1); }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #333355;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .hamburger { display: block; }
            .main-nav {
                display: none;
                width: 100%;
                order: 3;
                margin-top: 1rem;
            }
            .main-nav.active { display: block; }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .footer-links { flex-direction: column; }
            .user-interaction { grid-template-columns: 1fr; }
        }