* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: #e0e0e0;
            background: #0f1419;
            overflow-x: hidden;
        }
        a { color: #4dabf7; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #74c0fc; }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { color: #ffffff; font-weight: 700; margin-bottom: 1rem; }
        h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1.2; margin-top: 0.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); border-left: 4px solid #339af0; padding-left: 1rem; margin-top: 3rem; }
        h3 { font-size: 1.5rem; color: #a5d8ff; margin-top: 2rem; }
        h4 { font-size: 1.2rem; color: #d0ebff; }
        p { margin-bottom: 1.5rem; }
        strong { color: #ffffff; }
        .lead { font-size: 1.2rem; color: #adb5bd; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
            border-bottom: 1px solid #2d3748;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            background: linear-gradient(90deg, #339af0, #5c7cfa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
        }
        .my-logo:hover { opacity: 0.9; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #ced4da;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover { color: #339af0; }
        .main-nav a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #339af0;
            transition: width 0.3s;
        }
        .main-nav a:hover:after { width: 100%; }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: #ced4da;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1a2332;
                padding: 1rem;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
                border-top: 1px solid #2d3748;
            }
            .main-nav.active ul {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #868e96;
        }
        .breadcrumb a { color: #adb5bd; }
        .breadcrumb span { color: #74c0fc; }
        .hero {
            background: radial-gradient(circle at top right, #1e3a8a22, transparent 50%),
                        radial-gradient(circle at bottom left, #0c4a6e22, transparent 50%),
                        linear-gradient(135deg, #111827 0%, #0f172a 100%);
            padding: 3rem 0;
            border-bottom: 1px solid #2d3748;
            margin-bottom: 3rem;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article {
            background: rgba(30, 41, 59, 0.4);
            border-radius: 12px;
            padding: 2.5rem;
            border: 1px solid #334155;
        }
        .sidebar {
            background: rgba(30, 41, 59, 0.4);
            border-radius: 12px;
            padding: 2rem;
            border: 1px solid #334155;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget { margin-bottom: 2.5rem; }
        .widget h3 { margin-top: 0; font-size: 1.3rem; }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 1px solid #4a5568;
            border-radius: 8px;
            background: #1e293b;
            color: #e2e8f0;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #339af0;
            box-shadow: 0 0 0 3px rgba(51, 154, 240, 0.2);
        }
        button, .btn {
            padding: 0.8rem 1.5rem;
            background: linear-gradient(90deg, #1d4ed8, #2563eb);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        button:hover, .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(29, 78, 216, 0.3);
        }
        .stars { display: flex; gap: 5px; }
        .stars i { color: #ffd43b; cursor: pointer; font-size: 1.5rem; }
        .feature-box {
            background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
            border-radius: 12px;
            padding: 2rem;
            margin: 2rem 0;
            border-left: 6px solid #60a5fa;
        }
        .feature-box h3 { color: #ffffff; margin-top: 0; }
        .article-img {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #4a5568;
            margin: 2rem auto;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
        }
        .article-img figcaption {
            text-align: center;
            padding: 1rem;
            font-style: italic;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        .link-list {
            background: #1e293b;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .link-list ul { list-style: none; }
        .link-list li { padding: 0.5rem 0; border-bottom: 1px solid #334155; }
        .link-list li:last-child { border-bottom: none; }
        .site-footer {
            background: #0d1117;
            border-top: 1px solid #2d3748;
            margin-top: 4rem;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        friend-link {
            display: block;
            margin: 1rem 0;
            color: #4dabf7;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2d3748;
            color: #868e96;
            font-size: 0.9rem;
        }
        .emoji { font-size: 1.2em; }
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, #4a5568, transparent);
            margin: 2rem 0;
        }
        .highlight {
            background: rgba(96, 165, 250, 0.15);
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
        }
        .tag {
            display: inline-block;
            background: #334155;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }
        .meta-info { color: #94a3b8; font-size: 0.9rem; }
        @media (max-width: 768px) {
            article, .sidebar { padding: 1.5rem; }
            h2 { font-size: 1.6rem; }
        }