* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #f5f5f5;
            color: #1c1c1c;
            line-height: 1.7;
            font-size: 17px;
        }
        a {
            color: #b30000;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #7a0000;
            text-decoration: underline;
        }
        .site-header {
            background: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 100%);
            color: #fff;
            padding: 0 1.2rem;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .header-inner {
            max-width: 1300px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.8rem 0;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(to right, #e10600, #ff6b00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            font-style: italic;
        }
        .my-logo a {
            color: #e10600;
            text-decoration: none;
        }
        .my-logo:hover a {
            color: #ff6b00;
        }
        .primary-nav {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }
        .primary-nav a {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .primary-nav a:hover {
            background: rgba(225, 6, 0, 0.25);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 999;
        }
        .hamburger span {
            width: 28px;
            height: 3px;
            background: #fff;
            margin: 4px 0;
            border-radius: 3px;
            transition: all 0.3s;
        }
        .breadcrumb {
            background: #fafafa;
            font-size: 0.9rem;
            padding: 0.6rem 1.2rem;
            border-bottom: 1px solid #e0e0e0;
        }
        .breadcrumb-inner {
            max-width: 1300px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #b30000;
        }
        .wrapper {
            max-width: 1300px;
            margin: 0 auto;
            padding: 2rem 1.2rem;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
        }
        .article-content {
            background: #fff;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.06);
        }
        .article-content h1 {
            font-size: 2.6rem;
            line-height: 1.2;
            color: #0a0a0a;
            margin-bottom: 0.5rem;
            border-left: 6px solid #e10600;
            padding-left: 1rem;
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 2.8rem 0 1.2rem;
            color: #111;
            border-bottom: 3px solid #eee;
            padding-bottom: 0.5rem;
        }
        .article-content h3 {
            font-size: 1.5rem;
            margin: 2rem 0 0.8rem;
            color: #222;
        }
        .article-content h4 {
            font-size: 1.2rem;
            margin: 1.5rem 0 0.5rem;
            color: #333;
        }
        .article-content p {
            margin-bottom: 1.2rem;
        }
        .updated-time {
            background: #f0f0f0;
            display: inline-block;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            color: #333;
            margin: 1rem 0;
        }
        .hero-image {
            margin: 1.5rem 0;
        }
        .hero-image img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        .hero-image figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: #777;
            margin-top: 0.4rem;
        }
        .insight-box {
            background: #fef9f4;
            border-left: 5px solid #e10600;
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
            margin: 2rem 0;
        }
        .table-of-contents {
            background: #f7f7f7;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .table-of-contents ol {
            margin-left: 1.2rem;
        }
        .table-of-contents a {
            display: block;
            padding: 4px 0;
            color: #333;
            font-weight: 500;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .feature-card {
            background: #fafafa;
            border-radius: 12px;
            padding: 1.5rem;
            border-top: 4px solid #e10600;
            transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        blockquote {
            background: #f5f5f5;
            border-left: 6px solid #e10600;
            padding: 1.5rem 2rem;
            font-style: italic;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
            font-size: 1.1rem;
        }
        ul, ol {
            margin: 1rem 0 1rem 1.8rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .side-card {
            background: #fff;
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: 0 8px 25px rgba(0,0,0,0.05);
        }
        .side-card h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid #eee;
            padding-bottom: 0.5rem;
        }
        .side-card ul {
            list-style: none;
            margin-left: 0;
        }
        .side-card li {
            padding: 0.4rem 0;
            border-bottom: 1px dotted #ddd;
        }
        .side-card li:last-child {
            border-bottom: none;
        }
        .search-form {
            display: flex;
        }
        .search-form input[type="search"] {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd;
            border-radius: 30px 0 0 30px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input[type="search"]:focus {
            border-color: #e10600;
        }
        .search-form button {
            background: #e10600;
            color: #fff;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #990400;
        }
        .comment-form, .score-form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        .comment-form textarea,
        .comment-form input,
        .score-form select {
            width: 100%;
            padding: 0.7rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.95rem;
        }
        .comment-form button,
        .score-form button {
            align-self: flex-start;
            background: #111;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover,
        .score-form button:hover {
            background: #b30000;
        }
        .site-footer {
            background: #0c0c0c;
            color: #ccc;
            padding: 3rem 1.2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-inner {
            max-width: 1300px;
            margin: 0 auto;
        }
        .footer-cols {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
        }
        .footer-cols h4 {
            color: #fff;
            margin-bottom: 0.8rem;
        }
        .footer-cols a {
            color: #aaa;
        }
        .footer-cols a:hover {
            color: #e10600;
        }
        .friend-links {
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #222;
        }
        .friend-links a {
            display: inline-block;
            margin: 0 0.8rem 0.5rem 0;
            color: #999;
        }
        .friend-links a:hover {
            color: #e10600;
        }
        .copyright {
            text-align: center;
            font-size: 0.9rem;
            color: #777;
            margin-top: 2rem;
        }
        @media (max-width: 960px) {
            .wrapper {
                grid-template-columns: 1fr;
                padding: 1rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .sidebar {
                order: 2;
            }
            .primary-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0c0c0c;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 1.2rem;
                box-shadow: 0 10px 30px rgba(0,0,0,0.4);
            }
            .primary-nav.open {
                display: flex;
            }
            .hamburger {
                display: flex;
            }
            .article-content h1 {
                font-size: 2rem;
            }
            .article-content h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            body { font-size: 15px; }
            .hero-image img { border-radius: 8px; }
            .article-content { padding: 1rem; }
        }