*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: #1e1e2a;
            background: #f8f9fc;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0056b3;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #ff6b00;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            margin: 1.8rem 0 0.8rem 0;
            color: #0a0a1a;
            font-weight: 700;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.2rem;
        }
        h2 {
            font-size: 1.7rem;
            border-bottom: 2px solid #e0e4ed;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.3rem;
        }
        h4 {
            font-size: 1.1rem;
        }
        p {
            margin: 0.9rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0b1a2e 0%, #1a2f44 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #f5c842;
            text-shadow: 0 2px 8px rgba(245, 200, 66, 0.25);
            transition: transform 0.2s;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #ffd966;
            text-decoration: none;
        }
        .my-logo span {
            color: #fff;
            font-weight: 300;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e0e8f0;
            padding: 0.4rem 0.9rem;
            border-radius: 6px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #f5c842;
            text-decoration: none;
        }
        .main-nav a.active {
            background: rgba(245, 200, 66, 0.18);
            color: #f5c842;
        }
        .breadcrumb {
            background: #ffffff;
            padding: 0.6rem 0;
            border-bottom: 1px solid #e8ecf2;
            font-size: 0.88rem;
            color: #556;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #99a;
        }
        .breadcrumb a {
            color: #2a6f97;
        }
        .breadcrumb a:hover {
            color: #ff6b00;
        }
        .breadcrumb .current {
            color: #444;
            font-weight: 500;
        }
        .content-wrap {
            background: #fff;
            border-radius: 16px;
            padding: 2rem 2.5rem;
            margin: 1.5rem 0 2rem 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .featured-image {
            border-radius: 14px;
            overflow: hidden;
            margin: 1.2rem 0 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .update-badge {
            display: inline-block;
            background: #eef3f9;
            color: #2a4a6a;
            padding: 0.2rem 1.2rem;
            border-radius: 30px;
            font-size: 0.82rem;
            font-weight: 500;
            margin-bottom: 0.8rem;
        }
        .highlight-box {
            background: #f0f6ff;
            border-left: 5px solid #f5c842;
            padding: 1.2rem 1.8rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box strong {
            color: #0a1a2a;
        }
        .emoji-lg {
            font-size: 1.4rem;
            display: inline-block;
            margin-right: 0.2rem;
        }
        .search-section {
            background: #f0f4fe;
            border-radius: 14px;
            padding: 1.8rem 2rem;
            margin: 2rem 0 1.5rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 600px;
            margin: 1rem auto 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #ccd7e6;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #f5c842;
        }
        .search-form button {
            background: #1a2f44;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-form button:hover {
            background: #f5c842;
            color: #1a1a2a;
            transform: scale(1.02);
        }
        .rating-section {
            background: #faf8f0;
            border-radius: 14px;
            padding: 1.8rem 2rem;
            margin: 2rem 0;
            text-align: center;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            justify-content: center;
            font-size: 2.2rem;
            color: #e0d5c0;
            cursor: pointer;
            margin: 0.8rem 0;
        }
        .stars .star {
            transition: color 0.15s, transform 0.1s;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #f5b342;
            transform: scale(1.1);
        }
        .rating-form button {
            background: #1a2f44;
            color: #fff;
            border: none;
            padding: 0.6rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .rating-form button:hover {
            background: #f5c842;
            color: #1a1a2a;
        }
        .rating-feedback {
            margin-top: 0.6rem;
            font-size: 0.95rem;
            color: #3a6a3a;
        }
        .comments-section {
            background: #f9fafc;
            border-radius: 14px;
            padding: 1.8rem 2rem;
            margin: 2rem 0;
        }
        .comments-section h3 {
            margin-top: 0;
        }
        .comments-list {
            max-height: 300px;
            overflow-y: auto;
            margin: 1rem 0;
            padding: 0.5rem 0;
            border-top: 1px solid #e8ecf2;
            border-bottom: 1px solid #e8ecf2;
        }
        .comment-item {
            padding: 0.8rem 0;
            border-bottom: 1px solid #f0f2f6;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 600;
            color: #1a2f44;
        }
        .comment-text {
            margin: 0.2rem 0 0 0;
            font-size: 0.95rem;
            color: #334;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 0.7rem 1rem;
            border: 2px solid #dce2ec;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
            width: 100%;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: #f5c842;
        }
        .comment-form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .comment-form button {
            align-self: flex-start;
            background: #1a2f44;
            color: #fff;
            border: none;
            padding: 0.7rem 2.4rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover {
            background: #f5c842;
            color: #1a1a2a;
        }
        .site-footer {
            background: #0b1a2e;
            color: #bcc8d8;
            padding: 2.5rem 0 1.2rem 0;
            margin-top: 2rem;
            font-size: 0.92rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem 3rem;
            justify-content: space-between;
        }
        .footer-col {
            flex: 1 1 200px;
        }
        .footer-col h4 {
            color: #f5c842;
            font-size: 1.05rem;
            margin: 0 0 0.8rem 0;
        }
        .footer-col a {
            color: #b0c8e0;
            display: block;
            padding: 0.2rem 0;
        }
        .footer-col a:hover {
            color: #f5c842;
            text-decoration: none;
        }
        .friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 8px;
            padding: 0.6rem 1rem;
            margin: 0.3rem 0;
            border-left: 3px solid #f5c842;
            transition: background 0.2s;
        }
        .friend-link:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .copyright {
            text-align: center;
            padding-top: 1.8rem;
            margin-top: 1.8rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            color: #8899aa;
        }
        @media (max-width: 900px) {
            .content-wrap {
                padding: 1.5rem 1.2rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #0f2338;
                border-radius: 12px;
                padding: 0.8rem 0.4rem;
                margin-top: 0.8rem;
                gap: 0.1rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
                font-size: 1rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .search-form input[type="text"] {
                min-width: 140px;
            }
            .stars {
                font-size: 1.8rem;
            }
            .comments-section,
            .rating-section,
            .search-section {
                padding: 1.2rem 1rem;
            }
            .footer-inner {
                flex-direction: column;
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .content-wrap {
                padding: 1rem 0.8rem;
                border-radius: 10px;
            }
            h1 {
                font-size: 1.4rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .search-form {
                flex-direction: column;
                align-items: stretch;
            }
            .search-form button {
                padding: 0.7rem 1rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
        }
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #f0f2f6;
        }
        ::-webkit-scrollbar-thumb {
            background: #bcc8d8;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #99aabb;
        }
        .text-small {
            font-size: 0.88rem;
            color: #667;
        }
        .mt-2 {
            margin-top: 1.2rem;
        }
        .mb-1 {
            margin-bottom: 0.6rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            flex-wrap: wrap;
        }
        .badge {
            display: inline-block;
            background: #eef3f9;
            padding: 0.1rem 0.9rem;
            border-radius: 30px;
            font-size: 0.78rem;
            font-weight: 600;
            color: #1a2f44;
        }