* { 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, #0a0a2a 0%, #1a1a3a 100%);
            background-attachment: fixed;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        h1, h2, h3, h4 { font-family: 'Arial Black', 'Arial Bold', Gadget, sans-serif; color: #f8c300; margin-bottom: 1rem; text-shadow: 0 2px 4px rgba(0,0,0,0.7); }
        h1 { font-size: clamp(2.5rem, 5vw, 3.8rem); line-height: 1.2; border-bottom: 3px solid #f8c300; padding-bottom: 0.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); color: #4da6ff; margin-top: 2.5rem; }
        h3 { font-size: 1.5rem; color: #ff6b6b; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        a { color: #4da6ff; text-decoration: none; transition: color 0.3s, text-shadow 0.3s; }
        a:hover { color: #f8c300; text-shadow: 0 0 8px rgba(248, 195, 0, 0.5); }
        strong { color: #f8c300; font-weight: bold; }
        em { color: #ff6b6b; font-style: italic; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        main { flex: 1; }
        .site-header {
            background: rgba(10, 10, 42, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #f8c300;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            color: #f8c300;
            text-decoration: none;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: radial-gradient(circle at 30% 30%, #f8c300, #b8860b);
            clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e0e0e0;
            font-weight: bold;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .main-nav a:hover, .main-nav a.active {
            background: rgba(248, 195, 0, 0.2);
            color: #f8c300;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: #f8c300;
            border-radius: 2px;
            transition: 0.3s;
        }
        .breadcrumb {
            background: rgba(26, 26, 58, 0.8);
            padding: 1rem 0;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #4da6ff;
        }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #f8c300; }
        .article-hero {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: linear-gradient(rgba(26,26,58,0.9), rgba(10,10,42,0.9)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%231a1a3a"/><path d="M0,50 L100,50 M50,0 L50,100" stroke="%23f8c300" stroke-width="1" opacity="0.2"/>');
            border-radius: 12px;
            border: 1px solid #333366;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 1rem;
            color: #aaa;
            font-size: 0.95rem;
        }
        .article-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .article-content { grid-template-columns: 1fr; }
        }
        .content-main { font-size: 1.12rem; }
        .content-main p { margin-bottom: 1.8rem; }
        .highlight-box {
            background: rgba(77, 166, 255, 0.1);
            border-left: 4px solid #4da6ff;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-wrapper {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-wrapper img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            border: 3px solid #333366;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
            transition: transform 0.5s, box-shadow 0.5s;
        }
        .image-wrapper img:hover {
            transform: scale(1.02);
            box-shadow: 0 15px 35px rgba(248, 195, 0, 0.3);
        }
        .image-caption {
            font-style: italic;
            color: #aaa;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .sidebar {
            background: rgba(26, 26, 58, 0.7);
            padding: 1.5rem;
            border-radius: 10px;
            border: 1px solid #333366;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget { margin-bottom: 2rem; }
        .sidebar-widget h3 {
            border-bottom: 2px solid #ff6b6b;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            border-left: 2px solid transparent;
            transition: border-color 0.3s;
        }
        .related-links li:hover { border-left-color: #4da6ff; }
        .user-interaction {
            background: rgba(26, 26, 58, 0.8);
            padding: 2.5rem;
            border-radius: 12px;
            margin: 3rem 0;
            border: 1px solid #333366;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .form-group { margin-bottom: 1.5rem; }
        label {
            display: block;
            margin-bottom: 0.5rem;
            color: #f8c300;
            font-weight: bold;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            background: rgba(10, 10, 42, 0.8);
            border: 1px solid #333366;
            border-radius: 6px;
            color: #e0e0e0;
            font-size: 1rem;
            transition: border 0.3s, box-shadow 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4da6ff;
            box-shadow: 0 0 0 3px rgba(77, 166, 255, 0.2);
        }
        textarea { min-height: 120px; resize: vertical; }
        .star-rating {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #555;
            cursor: pointer;
            margin-bottom: 1rem;
        }
        .star-rating span { transition: color 0.2s, transform 0.2s; }
        .star-rating span:hover { transform: scale(1.2); }
        .star-rating .hover { color: #ffcc00; }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #f8c300, #b8860b);
            color: #0a0a2a;
            padding: 0.8rem 1.8rem;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(248, 195, 0, 0.4);
        }
        .search-bar {
            background: rgba(10, 10, 42, 0.9);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid #333366;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            border-top-right-radius: 0;
            border-bottom-right-radius: 0;
            border-right: none;
        }
        .search-form button {
            background: #4da6ff;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover { background: #2d8cff; }
        .long-tail-links {
            background: rgba(10, 10, 42, 0.95);
            padding: 3rem 0;
            border-top: 2px solid #333366;
        }
        .web-link {
            display: inline-block;
            background: rgba(26, 26, 58, 0.7);
            margin: 0.5rem;
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            border: 1px solid #333366;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: rgba(77, 166, 255, 0.2);
            border-color: #4da6ff;
            transform: translateY(-3px);
        }
        .links-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }
        .site-footer {
            background: #0a0a2a;
            color: #aaa;
            text-align: center;
            padding: 2rem 0;
            border-top: 2px solid #f8c300;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        @media (max-width: 768px) {
            .hamburger { display: flex; }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(10, 10, 42, 0.98);
                padding: 1rem;
                border-top: 1px solid #333366;
            }
            .main-nav.active ul { display: flex; }
            .article-meta { flex-direction: column; gap: 0.5rem; }
            .user-interaction { padding: 1.5rem; }
            .interaction-grid { grid-template-columns: 1fr; }
        }