*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f8fafc;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #1e40af;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.25rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #0f172a;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #f59e0b;
            padding-left: 0.75rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #1e293b;
        }
        h4 {
            font-size: 1.1rem;
            color: #334155;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            background: #ffffff;
            border-radius: 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
            padding: 24px 28px 40px;
            margin: 20px 0 40px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 16px 12px 32px;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            body {
                padding: 0 8px;
            }
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0 10px;
            border-bottom: 2px solid #e2e8f0;
            position: relative;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f59e0b, #d97706);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-block;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.85;
        }
        .my-logo small {
            font-size: 0.9rem;
            -webkit-text-fill-color: #64748b;
            color: #64748b;
            font-weight: 400;
            letter-spacing: 0;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-bar a {
            padding: 6px 14px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.92rem;
            background: #f1f5f9;
            color: #1e293b;
            transition: 0.2s;
        }
        .nav-bar a:hover {
            background: #f59e0b;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.6rem;
            background: none;
            border: none;
            cursor: pointer;
            color: #1e293b;
            padding: 4px 10px;
            border-radius: 8px;
        }
        .hamburger:hover {
            background: #f1f5f9;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-bar {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: #ffffff;
                padding: 12px 0 8px;
                border-top: 1px solid #e2e8f0;
                margin-top: 12px;
            }
            .nav-bar.open {
                display: flex;
            }
            .nav-bar a {
                padding: 10px 16px;
                border-radius: 8px;
            }
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 12px 0 6px;
            margin: 0;
            font-size: 0.88rem;
            color: #64748b;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 10px;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #2563eb;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-box {
            display: flex;
            gap: 8px;
            max-width: 540px;
            margin: 24px 0 20px;
            flex-wrap: wrap;
        }
        .search-box input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid #e2e8f0;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            min-width: 180px;
        }
        .search-box input:focus {
            border-color: #f59e0b;
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15);
        }
        .search-box button {
            padding: 12px 28px;
            background: #f59e0b;
            border: none;
            border-radius: 50px;
            font-weight: 700;
            color: #fff;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #d97706;
            transform: scale(1.02);
        }
        .rating-area {
            background: #fef9ef;
            border-radius: 16px;
            padding: 18px 22px;
            margin: 24px 0 18px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px 28px;
            border: 1px solid #fde68a;
        }
        .rating-stars {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: #f59e0b;
            cursor: pointer;
        }
        .rating-stars i {
            transition: 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
            color: #d97706;
        }
        .rating-stats {
            font-weight: 600;
            color: #334155;
        }
        .rating-stats span {
            background: #f59e0b;
            color: #fff;
            border-radius: 40px;
            padding: 2px 14px;
            font-size: 0.9rem;
            margin-left: 6px;
        }
        .comment-section {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 2px solid #e2e8f0;
        }
        .comment-section h3 {
            margin-top: 0;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 620px;
            margin: 16px 0 20px;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: 0.2s;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: #f59e0b;
        }
        .comment-form textarea {
            min-height: 90px;
            resize: vertical;
        }
        .comment-form button {
            align-self: flex-start;
            padding: 10px 32px;
            background: #2563eb;
            color: #fff;
            border: none;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
        }
        .comment-form button:hover {
            background: #1e40af;
            transform: scale(1.02);
        }
        .comment-list {
            margin-top: 20px;
            max-height: 360px;
            overflow-y: auto;
            background: #f8fafc;
            border-radius: 12px;
            padding: 12px 16px;
        }
        .comment-item {
            padding: 10px 0;
            border-bottom: 1px solid #e2e8f0;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item strong {
            color: #0f172a;
        }
        .comment-item small {
            color: #64748b;
            font-size: 0.8rem;
            margin-left: 10px;
        }
        .site-footer {
            margin-top: 48px;
            padding: 28px 0 20px;
            border-top: 2px solid #e2e8f0;
            font-size: 0.9rem;
            color: #475569;
        }
        .site-footer friend-link {
            display: block;
            margin: 6px 0;
        }
        .site-footer friend-link a {
            color: #2563eb;
            font-weight: 500;
        }
        .site-footer friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            margin-top: 20px;
            padding-top: 12px;
            border-top: 1px solid #e2e8f0;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }
        .feature-img {
            margin: 28px 0 20px;
            border-radius: 16px;
            overflow: hidden;
            background: #f1f5f9;
        }
        .feature-img figcaption {
            padding: 10px 14px;
            font-size: 0.85rem;
            color: #475569;
            background: #f8fafc;
            border-top: 1px solid #e2e8f0;
        }
        .highlight {
            background: #fef3c7;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #f59e0b;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 40px;
            letter-spacing: 0.3px;
        }
        .last-updated {
            color: #64748b;
            font-size: 0.85rem;
            margin: 6px 0 16px;
            display: block;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: #f8fafc;
            border-radius: 12px;
            overflow: hidden;
        }
        th,
        td {
            padding: 10px 14px;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }
        th {
            background: #f1f5f9;
            font-weight: 700;
            color: #0f172a;
        }
        tr:last-child td {
            border-bottom: none;
        }
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f5f9;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb {
            background: #cbd5e1;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #94a3b8;
        }
        .schema-hidden {
            display: none;
        }