* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #ff6a00;
            --primary-dark: #cc5500;
            --secondary: #1a1a2e;
            --accent: #e94560;
            --bg: #0f0f1a;
            --surface: #1c1c2e;
            --text: #f0f0f0;
            --text-muted: #aaa;
            --border: #2a2a40;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
            --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;
            padding: 0 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s;
        }
        a:hover {
            color: #ff9440;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 16px;
        }
        .site-header {
            background: var(--secondary);
            border-bottom: 2px solid var(--primary);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
            background: rgba(26, 26, 46, 0.96);
        }
        .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(--primary), #ffaa33);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--primary);
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-list a {
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text);
            transition: all 0.25s;
            white-space: nowrap;
        }
        .nav-list a:hover,
        .nav-list a.active {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .breadcrumb {
            padding: 16px 0 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-muted);
        }
        .breadcrumb .sep {
            margin: 0 4px;
        }
        .search-section {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 24px 20px;
            margin: 24px 0;
            border: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .search-section h3 {
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-right: 12px;
        }
        .search-form {
            display: flex;
            flex: 1;
            min-width: 200px;
            gap: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border-radius: 30px;
            border: 1px solid var(--border);
            background: var(--bg);
            color: var(--text);
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            padding: 12px 24px;
            border-radius: 30px;
            border: none;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .search-form button:hover {
            background: var(--primary-dark);
            transform: scale(1.02);
        }
        .content {
            padding: 20px 0 40px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.2;
            margin: 0 0 12px;
            background: linear-gradient(135deg, var(--primary), #ffcc44);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 48px 0 16px;
            color: var(--primary);
            border-left: 5px solid var(--primary);
            padding-left: 18px;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 32px 0 12px;
            color: #ffcc66;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: #ffddaa;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #ddd;
        }
        .content ul,
        .content ol {
            margin: 12px 0 20px 24px;
            color: #ddd;
        }
        .content li {
            margin-bottom: 8px;
        }
        .highlight {
            background: rgba(255, 106, 0, 0.12);
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 700;
            color: #ffaa44;
        }
        .feature-box {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 24px 20px;
            margin: 24px 0;
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow);
        }
        .feature-box strong {
            color: var(--primary);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 24px 0;
        }
        .card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(255, 106, 0, 0.15);
        }
        .card i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .card h4 {
            margin-top: 0;
        }
        .image-wrapper {
            margin: 32px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--surface);
            padding: 8px;
        }
        .image-wrapper img {
            width: 100%;
            border-radius: calc(var(--radius) - 4px);
        }
        .image-wrapper figcaption {
            padding: 12px 8px 4px;
            font-size: 0.85rem;
            color: var(--text-muted);
            text-align: center;
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0;
        }
        .feedback-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 24px 20px;
            border: 1px solid var(--border);
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--bg);
            color: var(--text);
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: var(--primary);
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 12px 24px;
            border-radius: 30px;
            border: none;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: var(--primary-dark);
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            direction: rtl;
            justify-content: flex-end;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #444;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #ffcc00;
        }
        .last-updated {
            font-size: 0.85rem;
            color: var(--text-muted);
            text-align: right;
            padding: 8px 0 0;
            border-top: 1px solid var(--border);
            margin-top: 24px;
        }
        .site-footer {
            background: var(--secondary);
            border-top: 2px solid var(--primary);
            padding: 32px 0 24px;
            margin-top: 48px;
            border-radius: var(--radius) var(--radius) 0 0;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: space-between;
        }
        .footer-col {
            flex: 1 1 200px;
        }
        .footer-col h4 {
            color: var(--primary);
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 6px;
        }
        .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .friend-link {
            display: block;
            background: rgba(255, 106, 0, 0.08);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 16px 20px;
            margin: 16px 0;
            font-size: 0.95rem;
        }
        .friend-link a {
            color: var(--primary);
            font-weight: 600;
            margin: 0 6px;
        }
        .friend-link a:hover {
            color: #ffaa44;
        }
        .copyright {
            text-align: center;
            padding: 20px 0 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            margin-top: 20px;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 10px;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--secondary);
                padding: 12px 0;
                border-radius: 0 0 var(--radius) var(--radius);
                gap: 0;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 12px 20px;
                border-radius: 0;
                border-bottom: 1px solid var(--border);
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
                padding-left: 12px;
            }
            h3 {
                font-size: 1.15rem;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .search-section {
                flex-direction: column;
                align-items: stretch;
            }
            .search-form {
                flex-wrap: wrap;
            }
            .search-form input {
                min-width: 140px;
            }
            .star-rating {
                font-size: 1.5rem;
                justify-content: center;
            }
            .footer-inner {
                flex-direction: column;
                gap: 20px;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
        }
        @media (min-width: 769px) {
            .nav-list {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            .search-form button {
                padding: 10px 16px;
                font-size: 0.85rem;
            }
            .feedback-card button {
                width: 100%;
                text-align: center;
            }
        }
        .nav-list {
            transition: all 0.3s ease;
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            border-radius: var(--radius);
            overflow: hidden;
        }
        th,
        td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        th {
            background: var(--primary);
            color: #fff;
            font-weight: 700;
        }
        tr:hover td {
            background: rgba(255, 106, 0, 0.06);
        }