*,
        *::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, sans-serif;
            background: #f4f4f7;
            color: #1a1a2e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #e10600;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #b00500;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        .site-header {
            background: #0f0f1a;
            color: #fff;
            padding: 0 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo span {
            color: #e10600;
        }
        .my-logo:hover {
            text-decoration: none;
            color: #e10600;
        }
        .my-logo i {
            font-size: 1.6rem;
            color: #e10600;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .main-nav {
            display: flex;
            list-style: none;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #ccc;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a:hover {
            background: #e10600;
            color: #fff;
            text-decoration: none;
        }
        .main-nav a i {
            font-size: 0.9rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #e8e8ed;
            padding: 10px 20px;
            font-size: 0.85rem;
            color: #444;
            border-bottom: 1px solid #d0d0d8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 6px;
            color: #888;
        }
        .breadcrumb a {
            color: #e10600;
        }
        .breadcrumb .current {
            color: #333;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 100%);
            color: #fff;
            padding: 40px 20px 50px;
            text-align: center;
            border-bottom: 4px solid #e10600;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .hero h1 i {
            color: #e10600;
            margin-right: 8px;
        }
        .hero p {
            font-size: 1.15rem;
            max-width: 780px;
            margin: 0 auto 16px;
            color: #bbb;
        }
        .hero .last-update {
            font-size: 0.9rem;
            color: #888;
            margin-top: 8px;
        }
        .hero .last-update i {
            margin-right: 6px;
        }
        .featured-img-wrap {
            max-width: 820px;
            margin: 24px auto 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
        }
        .featured-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.4s ease;
        }
        .featured-img-wrap img:hover {
            transform: scale(1.02);
        }
        .main-content {
            padding: 40px 20px 60px;
        }
        .main-content .container {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
        }
        @media (max-width: 920px) {
            .main-content .container {
                grid-template-columns: 1fr;
            }
        }
        .content-article {
            background: #fff;
            border-radius: 16px;
            padding: 32px 36px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        }
        .content-article h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0f0f1a;
            margin-top: 40px;
            margin-bottom: 16px;
            border-left: 5px solid #e10600;
            padding-left: 18px;
        }
        .content-article h2:first-of-type {
            margin-top: 0;
        }
        .content-article h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a1a2e;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .content-article h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2a2a3e;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .content-article p {
            margin-bottom: 18px;
            color: #2d2d3a;
            font-size: 1.02rem;
        }
        .content-article ul,
        .content-article ol {
            margin: 12px 0 20px 24px;
            color: #2d2d3a;
        }
        .content-article li {
            margin-bottom: 6px;
        }
        .content-article strong {
            color: #0f0f1a;
        }
        .content-article .highlight-box {
            background: #f0f0f6;
            border-left: 4px solid #e10600;
            padding: 18px 22px;
            border-radius: 8px;
            margin: 24px 0;
        }
        .content-article .highlight-box i {
            color: #e10600;
            margin-right: 8px;
        }
        .inline-img {
            margin: 28px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
        }
        .inline-img img {
            width: 100%;
        }
        .inline-img figcaption {
            background: #f8f8fc;
            padding: 10px 16px;
            font-size: 0.85rem;
            color: #555;
            text-align: center;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 14px;
            padding: 24px 20px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #0f0f1a;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 2px solid #e8e8ed;
            padding-bottom: 10px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 0;
            color: #2d2d3a;
            font-weight: 500;
            border-bottom: 1px solid #f0f0f5;
            transition: color 0.2s, padding-left 0.2s;
        }
        .sidebar-card a:hover {
            color: #e10600;
            padding-left: 6px;
            text-decoration: none;
        }
        .sidebar-card a i {
            color: #e10600;
            font-size: 0.85rem;
            width: 18px;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin-bottom: 6px;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid #d0d0d8;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #fafafc;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #e10600;
        }
        .search-form button {
            background: #e10600;
            color: #fff;
            border: none;
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .search-form button:hover {
            background: #b00500;
        }
        .comment-form,
        .rating-form {
            background: #fff;
            border-radius: 14px;
            padding: 28px 30px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            margin-top: 32px;
        }
        .comment-form h3,
        .rating-form h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #0f0f1a;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comment-form textarea,
        .comment-form input[type="text"] {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #d0d0d8;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fafafc;
            transition: border 0.2s;
            margin-bottom: 14px;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            outline: none;
            border-color: #e10600;
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form .btn,
        .rating-form .btn {
            background: #e10600;
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .comment-form .btn:hover,
        .rating-form .btn:hover {
            background: #b00500;
            transform: translateY(-1px);
        }
        .rating-form .star-group {
            display: flex;
            gap: 6px;
            margin: 10px 0 18px;
            font-size: 1.6rem;
            color: #ccc;
            cursor: pointer;
        }
        .rating-form .star-group i {
            transition: color 0.2s, transform 0.1s;
        }
        .rating-form .star-group i:hover,
        .rating-form .star-group i.active {
            color: #f5a623;
            transform: scale(1.1);
        }
        .rating-form input[type="number"] {
            width: 80px;
            padding: 8px 12px;
            border: 2px solid #d0d0d8;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #fafafc;
            margin-bottom: 14px;
        }
        .site-footer {
            background: #0f0f1a;
            color: #aaa;
            padding: 40px 20px 20px;
            border-top: 4px solid #e10600;
            margin-top: 40px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        @media (max-width: 720px) {
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer a {
            color: #bbb;
        }
        .site-footer a:hover {
            color: #e10600;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            padding: 4px 0;
            margin-right: 16px;
            font-size: 0.92rem;
        }
        friend-link a i {
            margin-right: 6px;
            color: #e10600;
        }
        .footer-bottom {
            border-top: 1px solid #2a2a3e;
            margin-top: 28px;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #777;
        }
        .footer-bottom strong {
            color: #ddd;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a1a2e;
                padding: 12px 0;
                border-radius: 0 0 12px 12px;
                gap: 2px;
                margin-top: 12px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 20px;
                border-radius: 0;
                border-bottom: 1px solid #2a2a3e;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .content-article {
                padding: 20px 18px;
            }
            .content-article h2 {
                font-size: 1.6rem;
                padding-left: 12px;
            }
            .content-article h3 {
                font-size: 1.25rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 8px 14px;
            }
            .comment-form,
            .rating-form {
                padding: 20px 18px;
            }
            .sidebar {
                margin-top: 10px;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.4rem;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
        }
        .schema-hidden {
            display: none;
        }