*,
        *::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: #f8f6f2;
            color: #1e1e1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c62828;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #8e1a1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #1a1a1a;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin: 0 0 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2.5rem 0 0.75rem;
            border-bottom: 3px solid #c62828;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.8rem 0 0.6rem;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem;
            font-weight: 600;
        }
        p {
            margin: 0 0 1.1rem;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 0 0 0.2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.7rem 0;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            background: linear-gradient(45deg, #ff4b2b, #ff416c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #ff4b2b;
            font-size: 1.7rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.3rem 0.7rem;
            border-radius: 6px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #ff4b2b;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu a {
            color: #f0f0f0;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            position: relative;
            transition: 0.2s;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #ff4b2b;
            transition: 0.3s;
        }
        .nav-menu a:hover::after,
        .nav-menu a:focus-visible::after {
            width: 100%;
        }
        .nav-menu a:hover {
            color: #ff4b2b;
            text-decoration: none;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.06);
            padding: 0.4rem 0;
            font-size: 0.85rem;
            color: #bbb;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: '/';
            margin-right: 0.6rem;
            color: #666;
        }
        .breadcrumb a {
            color: #ff9a9a;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .current {
            color: #ddd;
        }
        .hero {
            background: linear-gradient(145deg, #0f0c29, #1a1a3e);
            color: #fff;
            padding: 3rem 0 2.8rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '🃏';
            position: absolute;
            right: -2rem;
            bottom: -2rem;
            font-size: 16rem;
            opacity: 0.06;
            transform: rotate(-15deg);
            pointer-events: none;
        }
        .hero h1 {
            color: #fff;
            font-size: 2.8rem;
            background: linear-gradient(135deg, #ff4b2b, #ffb347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0.8rem auto 0;
            color: #ccc;
        }
        .hero .last-updated {
            display: inline-block;
            margin-top: 1rem;
            font-size: 0.9rem;
            background: rgba(255, 75, 43, 0.2);
            padding: 0.3rem 1rem;
            border-radius: 30px;
            color: #ff9a7a;
        }
        .main-content {
            padding: 2.5rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .content-body {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
            background: #fff;
            border-radius: 14px;
            padding: 1.6rem 1.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
            border: 1px solid #eee;
        }
        .sidebar h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 2px solid #c62828;
            padding-bottom: 0.4rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0.8rem 0 0;
        }
        .sidebar li {
            margin-bottom: 0.5rem;
        }
        .sidebar a {
            font-size: 0.92rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .sidebar a i {
            width: 1.1rem;
            color: #c62828;
            font-size: 0.8rem;
        }
        .feature-box {
            background: #fff;
            border-radius: 14px;
            padding: 1.5rem 1.8rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
            border-left: 5px solid #c62828;
            margin: 1.8rem 0;
        }
        .feature-box h3 {
            margin-top: 0;
        }
        .content-img-wrap {
            margin: 2rem 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #e8e4de;
            position: relative;
        }
        .content-img-wrap img {
            width: 100%;
            object-fit: cover;
            aspect-ratio: 1200/630;
        }
        .content-img-wrap .img-caption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #555;
            background: #f5f3ef;
            font-style: italic;
        }
        .search-section {
            background: #fff;
            border-radius: 14px;
            padding: 1.5rem 1.8rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
            margin: 2.2rem 0;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: 0.2s;
        }
        .search-form input:focus {
            border-color: #c62828;
            outline: none;
            box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.15);
        }
        .search-form button {
            padding: 0.7rem 1.6rem;
            background: #c62828;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #8e1a1a;
            transform: translateY(-1px);
        }
        .interaction-area {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.2rem 0;
        }
        .comment-box,
        .rating-box {
            background: #fff;
            border-radius: 14px;
            padding: 1.5rem 1.8rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.04);
            border: 1px solid #f0eee9;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: 0.2s;
            margin-bottom: 0.7rem;
        }
        .comment-form textarea {
            min-height: 90px;
            resize: vertical;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: #c62828;
            outline: none;
            box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
        }
        .comment-form button,
        .rating-form button {
            padding: 0.6rem 1.6rem;
            background: #c62828;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #8e1a1a;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.25rem;
            margin: 0.5rem 0 0.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2.5rem 0 1.8rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-col h4 {
            color: #fff;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #c62828;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.92rem;
            color: #bbb;
        }
        .footer-col a:hover {
            color: #ff4b2b;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        friend-link a {
            display: block;
            padding: 0.25rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            margin-top: 2rem;
            font-size: 0.85rem;
            color: #888;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .interaction-area {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 700px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.2rem;
                padding: 0.8rem 0 0.4rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.5rem;
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-menu a {
                padding: 0.5rem 0;
                width: 100%;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            .header-inner {
                padding: 0.5rem 0;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .hero {
                padding: 2rem 0 1.8rem;
            }
            .feature-box {
                padding: 1rem 1.2rem;
            }
            .comment-box,
            .rating-box,
            .search-section {
                padding: 1rem 1.2rem;
            }
        }
        .text-muted {
            color: #666;
            font-size: 0.9rem;
        }
        .mt-1 {
            margin-top: 0.5rem;
        }
        .mb-1 {
            margin-bottom: 0.5rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .badge {
            display: inline-block;
            background: #c62828;
            color: #fff;
            padding: 0.15rem 0.7rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .highlight {
            background: linear-gradient(120deg, #fff3cd 0%, #fff3cd 40%, transparent 80%);
            padding: 0.1rem 0.3rem;
            border-radius: 3px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.2rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.6rem 0.8rem;
            border: 1px solid #ddd;
            text-align: left;
        }
        th {
            background: #1a1a2e;
            color: #fff;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: #f9f7f4;
        }