:root {
            --primary: #1a1a2e;
            --accent: #e2a31d;
            --bg: #f8f5f0;
            --card: #ffffff;
            --text: #2d2d2d;
            --muted: #7a7a7a;
            --border: #e5ddd0;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #2d2d44 100%);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            text-decoration: none;
            background: linear-gradient(135deg, var(--accent), #f7d060);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 10px rgba(226, 163, 29, .3);
        }
        .my-logo i {
            -webkit-text-fill-color: var(--accent);
            margin-right: 6px;
        }
        .nav-menu {
            display: flex;
            gap: 18px;
            list-style: none;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #ddd;
            text-decoration: none;
            font-size: .9rem;
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 6px;
            transition: all .3s;
        }
        .nav-menu a:hover {
            color: var(--accent);
            background: rgba(255, 255, 255, .08);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.4rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 14px 0;
            font-size: .85rem;
            color: var(--muted);
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .sep {
            margin: 0 6px;
            color: #ccc;
        }
        .hero {
            padding: 30px 0 20px;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 10px;
        }
        .hero .subtitle {
            font-size: 1.1rem;
            color: var(--muted);
            max-width: 750px;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: .85rem;
            color: var(--muted);
            margin-top: 12px;
        }
        .meta-info i {
            color: var(--accent);
            margin-right: 4px;
        }
        .author-box {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--card);
            border-left: 4px solid var(--accent);
            padding: 14px 18px;
            border-radius: 8px;
            margin: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, .04);
        }
        .author-box .avatar {
            width: 52px;
            height: 52px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .author-box .author-name {
            font-weight: 600;
            font-size: .95rem;
        }
        .author-box .author-role {
            font-size: .8rem;
            color: var(--muted);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }
        @media(min-width:992px) {
            .content-grid {
                grid-template-columns: 1fr 340px;
            }
        }
        .main-card {
            background: var(--card);
            border-radius: 14px;
            padding: 28px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, .04);
        }
        .main-card h2 {
            font-size: 1.8rem;
            color: var(--primary);
            border-bottom: 3px solid var(--accent);
            padding-bottom: 8px;
            margin: 36px 0 16px;
            position: relative;
        }
        .main-card h2::before {
            content: "◆";
            color: var(--accent);
            margin-right: 8px;
            font-size: 1rem;
        }
        .main-card h3 {
            font-size: 1.35rem;
            color: var(--primary);
            margin: 28px 0 12px;
            padding-left: 12px;
            border-left: 4px solid var(--accent);
        }
        .main-card h4 {
            font-size: 1.1rem;
            color: #444;
            margin: 20px 0 8px;
            font-weight: 600;
        }
        .main-card p {
            margin-bottom: 14px;
            text-align: justify;
        }
        .main-card ul,
        .main-card ol {
            margin: 10px 0 18px 24px;
        }
        .main-card li {
            margin-bottom: 8px;
        }
        .main-card img {
            max-width: 100%;
            border-radius: 12px;
            margin: 18px 0;
            box-shadow: 0 4px 14px rgba(0, 0, 0, .08);
        }
        .main-card .img-caption {
            font-size: .82rem;
            color: var(--muted);
            text-align: center;
            margin-top: -10px;
            margin-bottom: 18px;
        }
        .highlight-box {
            background: #fef9e7;
            border: 1px solid #f7d060;
            border-radius: 10px;
            padding: 16px 18px;
            margin: 20px 0;
            font-size: .92rem;
        }
        .highlight-box i {
            color: var(--accent);
            margin-right: 6px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 18px 0;
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            font-size: .88rem;
        }
        .table-wrap th,
        .table-wrap td {
            padding: 10px 12px;
            border: 1px solid var(--border);
            text-align: left;
        }
        .table-wrap th {
            background: var(--primary);
            color: #fff;
        }
        .table-wrap tr:nth-child(even) {
            background: #faf6f0;
        }
        .table-wrap tr:hover {
            background: #fef9e7;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .widget {
            background: var(--card);
            border-radius: 14px;
            padding: 22px;
            box-shadow: 0 2px 14px rgba(0, 0, 0, .04);
        }
        .widget h3 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 6px;
        }
        .widget ul {
            list-style: none;
        }
        .widget li {
            padding: 7px 0;
            border-bottom: 1px dashed var(--border);
        }
        .widget li a {
            color: var(--text);
            text-decoration: none;
            font-size: .88rem;
            transition: color .2s;
        }
        .widget li a:hover {
            color: var(--accent);
        }
        .search-form {
            display: flex;
            border: 2px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: border-color .3s;
        }
        .search-form:focus-within {
            border-color: var(--accent);
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 10px 14px;
            font-size: .9rem;
            outline: none;
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 16px;
            cursor: pointer;
            transition: background .3s;
        }
        .search-form button:hover {
            background: var(--accent);
        }
        .rating-stars {
            display: flex;
            gap: 4px;
            font-size: 1.3rem;
            color: #ccc;
            cursor: pointer;
            margin: 8px 0;
        }
        .rating-stars i.active {
            color: var(--accent);
        }
        .rating-stars i:hover {
            color: var(--accent);
        }
        .comment-form textarea {
            width: 100%;
            border: 2px solid var(--border);
            border-radius: 8px;
            padding: 12px;
            font-size: .9rem;
            resize: vertical;
            min-height: 80px;
        }
        .comment-form textarea:focus {
            outline: none;
            border-color: var(--accent);
        }
        .comment-form .btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 22px;
            border-radius: 8px;
            cursor: pointer;
            font-size: .88rem;
            margin-top: 8px;
            transition: background .3s;
        }
        .comment-form .btn:hover {
            background: var(--accent);
        }
        friend-link {
            display: block;
            padding: 18px;
            background: var(--card);
            border-radius: 14px;
            margin: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, .04);
        }
        friend-link::before {
            content: "🔗 Friend Links";
            display: block;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            font-size: 1rem;
        }
        friend-link a {
            color: var(--accent);
            text-decoration: none;
            margin-right: 16px;
            font-size: .9rem;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .site-footer {
            background: var(--primary);
            color: #bbb;
            padding: 30px 0 20px;
            margin-top: 30px;
        }
        .site-footer .logo {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.2rem;
        }
        .site-footer a {
            color: #ddd;
            text-decoration: none;
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        .footer-copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 18px;
            margin-top: 20px;
            font-size: .8rem;
        }
        .toc {
            background: #faf6f0;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 16px 20px;
            margin: 20px 0;
        }
        .toc summary {
            font-weight: 600;
            cursor: pointer;
            color: var(--primary);
        }
        .toc ol {
            margin-top: 8px;
            margin-left: 20px;
        }
        .toc a {
            color: var(--text);
            text-decoration: none;
            font-size: .9rem;
        }
        .toc a:hover {
            color: var(--accent);
        }
        @media(max-width:768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 10px;
                padding-top: 10px;
            }
            .nav-menu.open {
                display: flex;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .main-card {
                padding: 18px;
            }
            .main-card h2 {
                font-size: 1.4rem;
            }
            .main-card h3 {
                font-size: 1.1rem;
            }
            friend-link {
                padding: 12px;
            }
        }
        @media(min-width:769px) {
            .nav-menu {
                display: flex !important;
            }
        }