*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f5f7fa;
            color: #1a1a2e;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #0f4c81;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #e94560;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.4rem;
        }
        li {
            margin-bottom: 0.3rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .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;
            background: linear-gradient(to right, #f7971e, #ffd200);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 20px rgba(247, 151, 30, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #ffd200;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            color: #e0e0ff;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
        }
        .nav-menu li a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #ffd200;
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: #ffd200;
            border-bottom: 2px solid #ffd200;
        }
        .breadcrumb-wrap {
            background: #fff;
            padding: 0.6rem 0;
            border-bottom: 1px solid #e9ecef;
            font-size: 0.9rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #0f4c81;
        }
        .breadcrumb .current {
            color: #666;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            color: #fff;
            padding: 3rem 0 2.5rem;
            text-align: center;
            border-bottom: 4px solid #ffd200;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            background: linear-gradient(to right, #f7971e, #ffd200);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 0.8rem;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 1.2rem;
            color: #c0c0e0;
        }
        .hero .meta-info {
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
            font-size: 0.95rem;
            color: #aaa;
        }
        .hero .meta-info i {
            margin-right: 0.4rem;
            color: #ffd200;
        }
        .search-section {
            background: #fff;
            padding: 1.8rem 0;
            border-bottom: 1px solid #e9ecef;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #ddd;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            outline: none;
            font-size: 1rem;
            background: #fff;
            min-width: 0;
        }
        .search-form button {
            background: #0f4c81;
            color: #fff;
            border: none;
            padding: 0 1.8rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
        }
        .search-form button:hover {
            background: #e94560;
        }
        .main-wrap {
            padding: 2.5rem 0 3rem;
            flex: 1;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
        }
        .article-body h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 2.2rem 0 1rem;
            color: #0f4c81;
            border-left: 5px solid #ffd200;
            padding-left: 1rem;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 1.8rem 0 0.8rem;
            color: #1a1a2e;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 1.2rem 0 0.5rem;
            color: #302b63;
        }
        .article-body p {
            margin-bottom: 1.1rem;
            text-align: justify;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2rem;
        }
        .highlight-box {
            background: #f0f4ff;
            border-left: 5px solid #0f4c81;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box.warn {
            border-left-color: #e94560;
            background: #fff5f5;
        }
        .highlight-box.tip {
            border-left-color: #ffd200;
            background: #fffdf0;
        }
        .feature-img {
            margin: 1.8rem 0;
            border-radius: 14px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .feature-img figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: #666;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.4rem 1.6rem;
            margin-bottom: 1.6rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #eef0f5;
        }
        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #0f4c81;
            border-bottom: 2px solid #ffd200;
            padding-bottom: 0.4rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .sidebar-card ul li a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar-card ul li a i {
            color: #ffd200;
            width: 1.2rem;
        }
        .rating-area {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.8rem;
            padding: 1rem 0;
        }
        .stars {
            display: flex;
            gap: 0.3rem;
            font-size: 2rem;
            cursor: pointer;
            color: #ccc;
            transition: color 0.15s;
        }
        .stars i {
            transition: color 0.15s, transform 0.1s;
        }
        .stars i.active,
        .stars i.hovered {
            color: #ffd200;
        }
        .stars i:hover {
            transform: scale(1.15);
        }
        .rating-value {
            font-weight: 700;
            font-size: 1.2rem;
            color: #0f4c81;
        }
        .rating-count {
            font-size: 0.9rem;
            color: #888;
        }
        .comment-box {
            background: #fff;
            border-radius: 14px;
            padding: 1.6rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #eef0f5;
        }
        .comment-box h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #0f4c81;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.9rem 1.2rem;
            border: 1px solid #ddd;
            border-radius: 10px;
            font-family: inherit;
            font-size: 0.95rem;
            resize: vertical;
            min-height: 100px;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            border-color: #0f4c81;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.1);
        }
        .comment-form .form-row {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 0.8rem;
        }
        .comment-form .form-row input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 0.95rem;
            min-width: 180px;
        }
        .comment-form .form-row input:focus {
            border-color: #0f4c81;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.1);
        }
        .comment-form button {
            background: #0f4c81;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-top: 0.8rem;
        }
        .comment-form button:hover {
            background: #e94560;
        }
        .comment-list {
            margin-top: 1.5rem;
        }
        .comment-item {
            padding: 1rem 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item .author {
            font-weight: 700;
            color: #0f4c81;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #999;
            margin-left: 0.6rem;
        }
        .comment-item .text {
            margin-top: 0.3rem;
            color: #333;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 1.2rem 0;
        }
        .link-list-inline li a {
            background: #f0f4ff;
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid #dde4f0;
            transition: all 0.2s;
        }
        .link-list-inline li a:hover {
            background: #0f4c81;
            color: #fff;
            text-decoration: none;
            border-color: #0f4c81;
        }
        .site-footer {
            background: #0f0c29;
            color: #ccc;
            padding: 2.5rem 0 1.2rem;
            border-top: 4px solid #ffd200;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-grid h4 {
            color: #ffd200;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        .footer-grid a {
            color: #bbb;
            display: block;
            padding: 0.2rem 0;
        }
        .footer-grid a:hover {
            color: #ffd200;
            text-decoration: none;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        friend-link a {
            color: #ffd200;
            font-weight: 500;
        }
        .copyright {
            border-top: 1px solid #2a2a4a;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.85rem;
            color: #888;
        }
        .copyright strong {
            color: #ffd200;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 1rem 0 0.5rem;
                gap: 0.3rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 0.6rem 0.8rem;
                font-size: 1rem;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .hero .meta-info {
                gap: 1rem;
                font-size: 0.85rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 16px;
            }
            .search-form input[type="text"] {
                padding: 0.8rem 1.2rem;
            }
            .search-form button {
                padding: 0.8rem 1.2rem;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .stars {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .comment-form .form-row input {
                min-width: unset;
            }
        }
        .schema-hidden {
            display: none;
        }
        .badge {
            display: inline-block;
            background: #ffd200;
            color: #1a1a2e;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .text-sm {
            font-size: 0.9rem;
            color: #666;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }