*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #6c3fc5;
            --primary-light: #8f5ee8;
            --primary-dark: #4a2a8a;
            --accent: #ff6b35;
            --accent-light: #ff8a5c;
            --bg-dark: #0d0d1a;
            --bg-card: #1a1a2e;
            --bg-card-alt: #22223a;
            --text-white: #f0f0f5;
            --text-muted: #b0b0c8;
            --text-dim: #7a7a9a;
            --border-color: #2d2d4a;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            --radius: 12px;
            --radius-sm: 6px;
            --transition: 0.3s ease;
            --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-mono: 'Courier New', monospace;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            min-height: 100vh;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-light);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--bg-dark) 100%);
            border-bottom: 2px solid var(--border-color);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            text-shadow: 0 0 20px rgba(108, 63, 197, 0.3);
            transition: transform var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border-color);
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-card);
        }
        .nav-menu {
            display: flex;
            gap: 8px 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: var(--text-muted);
            font-size: 0.95rem;
            padding: 6px 14px;
            border-radius: 30px;
            transition: all var(--transition);
            font-weight: 500;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--text-white);
            background: rgba(108, 63, 197, 0.25);
            text-decoration: none;
        }
        .breadcrumb {
            padding: 14px 0 6px;
            font-size: 0.85rem;
            color: var(--text-dim);
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .sep {
            color: var(--text-dim);
        }
        .breadcrumb .current {
            color: var(--text-white);
            font-weight: 600;
        }
        .hero {
            padding: 40px 0 30px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(135deg, #fff 40%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--text-muted);
            max-width: 750px;
            margin: 0 auto 20px;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: var(--text-dim);
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
        }
        .search-section {
            max-width: 600px;
            margin: 20px auto 30px;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-section input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid var(--border-color);
            border-radius: 50px;
            background: var(--bg-card);
            color: var(--text-white);
            font-size: 1rem;
            transition: border var(--transition);
            outline: none;
        }
        .search-section input:focus {
            border-color: var(--primary-light);
        }
        .search-section input::placeholder {
            color: var(--text-dim);
        }
        .search-section button {
            padding: 14px 32px;
            border: none;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .search-section button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 63, 197, 0.4);
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 50px;
        }
        .main-content {
            min-width: 0;
        }
        .main-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--primary);
            display: inline-block;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-light);
            margin: 32px 0 12px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--accent);
            margin: 24px 0 8px;
        }
        .main-content p {
            margin-bottom: 18px;
            color: var(--text-muted);
            font-size: 1.05rem;
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 20px 24px;
            color: var(--text-muted);
        }
        .main-content li {
            margin-bottom: 8px;
        }
        .main-content strong {
            color: var(--text-white);
            font-weight: 700;
        }
        .main-content .highlight-box {
            background: var(--bg-card);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .main-content .highlight-box p {
            margin-bottom: 4px;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--bg-card);
            padding: 8px;
        }
        .featured-image img {
            width: 100%;
            border-radius: calc(var(--radius) - 4px);
        }
        .featured-image figcaption {
            padding: 12px 8px 4px;
            font-size: 0.9rem;
            color: var(--text-dim);
            text-align: center;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid var(--border-color);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 6px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card a {
            color: var(--text-muted);
            font-size: 0.95rem;
            display: block;
            padding: 6px 0;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        .sidebar-card a:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .interaction-area {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 2px solid var(--border-color);
        }
        .rating-form,
        .comment-form {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 30px;
            margin-bottom: 30px;
            border: 1px solid var(--border-color);
        }
        .rating-form h3,
        .comment-form h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-white);
        }
        .rating-form .stars {
            display: flex;
            gap: 8px;
            font-size: 2rem;
            color: var(--text-dim);
            cursor: pointer;
            margin: 12px 0 18px;
            flex-wrap: wrap;
        }
        .rating-form .stars i {
            transition: color var(--transition), transform var(--transition);
        }
        .rating-form .stars i:hover,
        .rating-form .stars i.active {
            color: #ffc107;
            transform: scale(1.1);
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-muted);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg-card-alt);
            color: var(--text-white);
            font-size: 1rem;
            font-family: var(--font-sans);
            transition: border var(--transition);
            outline: none;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-light);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn-primary {
            padding: 14px 36px;
            border: none;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 63, 197, 0.4);
        }
        .btn-secondary {
            padding: 12px 28px;
            border: 2px solid var(--border-color);
            border-radius: 50px;
            background: transparent;
            color: var(--text-muted);
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--text-white);
            background: var(--bg-card);
        }
        .site-footer {
            background: var(--bg-card);
            border-top: 2px solid var(--border-color);
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        .footer-inner h4 {
            color: var(--text-white);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-inner p,
        .footer-inner a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        friend-link {
            display: block;
            padding: 24px 0 12px;
            border-top: 1px solid var(--border-color);
            margin-top: 30px;
        }
        friend-link h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
        }
        friend-link a {
            color: var(--text-muted);
            font-size: 0.95rem;
            transition: color var(--transition);
        }
        friend-link a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            color: var(--text-dim);
            font-size: 0.9rem;
            border-top: 1px solid var(--border-color);
            margin-top: 20px;
        }
        .copyright strong {
            color: var(--text-muted);
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .sidebar-card {
                margin-bottom: 0;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--bg-card);
                padding: 16px 20px;
                border-radius: var(--radius);
                margin-top: 8px;
                border: 1px solid var(--border-color);
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .search-section input {
                min-width: 160px;
            }
            .rating-form .stars {
                font-size: 1.6rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .container {
                padding: 0 12px;
            }
            .header-inner {
                gap: 8px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .main-content h2 {
                font-size: 1.5rem;
            }
            .main-content h3 {
                font-size: 1.25rem;
            }
            .rating-form,
            .comment-form {
                padding: 20px 16px;
            }
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 0;
            background: var(--accent);
            color: #fff;
            padding: 8px 16px;
            z-index: 999;
            transition: top 0.3s;
        }
        .skip-link:focus {
            top: 0;
        }