* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --bg: #0f0f1a;
            --surface: #1a1a2e;
            --surface2: #25253e;
            --primary: #ff6b35;
            --primary-hover: #e85a20;
            --accent: #00d4aa;
            --text: #f0f0f5;
            --text-muted: #b0b0c0;
            --border: #2e2e4a;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .header {
            background: var(--surface);
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(12px);
            padding: 12px 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: var(--text-muted);
            background: none;
            color: var(--text-muted);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border);
            color: var(--text);
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .nav-menu {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            padding: 8px 16px;
            border-radius: 8px;
            color: var(--text-muted);
            font-weight: 500;
            font-size: 0.9rem;
            transition: 0.2s;
            border: 1px solid transparent;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--text);
            background: var(--surface2);
            border-color: var(--border);
        }
        .breadcrumb {
            padding: 16px 0 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: var(--accent);
        }
        .breadcrumb span {
            color: var(--text-muted);
        }
        .search-wrap {
            display: flex;
            gap: 8px;
            margin: 12px 0 24px;
            flex-wrap: wrap;
        }
        .search-wrap input {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border-radius: var(--radius);
            border: 2px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 1rem;
            outline: none;
            transition: 0.3s;
        }
        .search-wrap input:focus {
            border-color: var(--primary);
        }
        .search-wrap button {
            padding: 12px 28px;
            border: none;
            border-radius: var(--radius);
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 1rem;
        }
        .search-wrap button:hover {
            background: var(--primary-hover);
            transform: scale(1.02);
        }
        .hero-img {
            margin: 20px 0 30px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--surface);
        }
        .hero-img img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .hero-img figcaption {
            padding: 12px 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: var(--surface);
            border-top: 1px solid var(--border);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 12px;
            background: linear-gradient(135deg, #fff 30%, var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 48px 0 16px;
            color: var(--primary);
            border-bottom: 3px solid var(--border);
            padding-bottom: 8px;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--accent);
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: var(--text);
        }
        p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .lead {
            font-size: 1.15rem;
            color: var(--text-muted);
            border-left: 4px solid var(--primary);
            padding-left: 20px;
            margin-bottom: 28px;
        }
        ul,
        ol {
            margin: 0 0 18px 24px;
            color: var(--text);
        }
        li {
            margin-bottom: 8px;
        }
        strong {
            color: #fff;
            font-weight: 700;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255, 107, 53, 0.2), rgba(0, 212, 170, 0.2));
            padding: 2px 8px;
            border-radius: 4px;
        }
        .card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 28px 32px;
            margin: 28px 0;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
            margin: 28px 0;
        }
        .card-grid .card {
            margin: 0;
        }
        .error-code {
            display: inline-block;
            background: var(--surface2);
            padding: 2px 12px;
            border-radius: 6px;
            font-family: monospace;
            font-size: 0.9rem;
            color: var(--primary);
            border: 1px solid var(--border);
        }
        .emoji-lg {
            font-size: 1.8rem;
            margin-right: 6px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 28px 0;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            font-size: 0.95rem;
        }
        th {
            background: var(--surface2);
            color: var(--primary);
            font-weight: 600;
            padding: 14px 18px;
            text-align: left;
            border-bottom: 2px solid var(--border);
        }
        td {
            padding: 12px 18px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: var(--surface2);
        }
        .rating-wrap {
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 20px 0;
        }
        .stars {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            cursor: pointer;
            color: var(--text-muted);
            transition: 0.2s;
        }
        .stars span:hover,
        .stars span.active {
            color: #ffaa00;
        }
        .rating-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .rating-form input[type="number"] {
            width: 80px;
            padding: 10px;
            border-radius: 8px;
            border: 2px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 1rem;
            outline: none;
        }
        .rating-form input[type="number"]:focus {
            border-color: var(--primary);
        }
        .btn {
            padding: 10px 24px;
            border: none;
            border-radius: 8px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 0.95rem;
        }
        .btn:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--border);
            color: var(--text);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .comment-section {
            margin: 40px 0;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-bottom: 24px;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 14px 18px;
            border-radius: var(--radius);
            border: 2px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 1rem;
            outline: none;
            font-family: var(--font);
            transition: 0.3s;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: var(--primary);
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .comment-item {
            background: var(--surface);
            padding: 18px 22px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        .comment-item .meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            margin-bottom: 6px;
        }
        .comment-item .name {
            font-weight: 600;
            color: var(--accent);
        }
        .footer {
            background: var(--surface);
            border-top: 2px solid var(--border);
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            margin-bottom: 24px;
        }
        .footer h4 {
            color: var(--primary);
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        .footer a {
            display: block;
            padding: 4px 0;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer a:hover {
            color: var(--accent);
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding: 16px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            margin-bottom: 16px;
        }
        .friend-link a {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .friend-link a:hover {
            color: var(--primary);
        }
        .copyright {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.85rem;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }
        .copyright strong {
            color: var(--text);
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--surface);
                padding: 16px 0;
                border-top: 1px solid var(--border);
                margin-top: 12px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                padding: 12px 16px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .card {
                padding: 20px;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .search-wrap button {
                padding: 12px 18px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.5rem;
            }
            .hero-img figcaption {
                font-size: 0.75rem;
                padding: 10px 14px;
            }
            .stars {
                font-size: 1.6rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--surface2);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }