*,
        *::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: #faf9f7;
            color: #1e1e1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c84b31;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #922b1a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #1e2a3a;
        }
        h1 {
            font-size: 2.2rem;
            margin-bottom: 1.2rem;
        }
        h2 {
            font-size: 1.7rem;
            margin: 2.4rem 0 1rem;
            border-bottom: 3px solid #c84b31;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        h3 {
            font-size: 1.3rem;
            margin: 1.8rem 0 0.8rem;
            color: #2a3b4c;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.5rem;
            color: #3e4f5e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0b1a2a 0%, #1e3a5f 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #f2c94c, #f2994a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .my-logo small {
            font-size: 0.6rem;
            font-weight: 400;
            -webkit-text-fill-color: #b0c4d9;
            color: #b0c4d9;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 0.2rem;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
        }
        .nav-list li a {
            color: #e0e9f2;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: background 0.25s, color 0.25s;
            display: block;
        }
        .nav-list li a:hover,
        .nav-list li a:focus-visible {
            background: rgba(255, 255, 255, 0.15);
            color: #f2c94c;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            padding: 0.5rem 0.7rem;
            cursor: pointer;
            color: #fff;
            font-size: 1.4rem;
            transition: border-color 0.2s;
        }
        .hamburger:hover {
            border-color: #f2c94c;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #f0ede8;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #999;
        }
        .breadcrumb a {
            color: #2a5c8a;
        }
        .breadcrumb .current {
            color: #666;
            font-weight: 500;
        }
        .main-content {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .article-body {
            background: #fff;
            border-radius: 20px;
            padding: 2.2rem 2.5rem;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.05);
            margin-bottom: 2.5rem;
        }
        .article-body figure {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
        }
        .article-body figure img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-body figure figcaption {
            padding: 0.8rem 1.2rem;
            background: #f7f4f0;
            font-size: 0.85rem;
            color: #555;
            font-style: italic;
            border-top: 1px solid #e8e2da;
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #f0ede8;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #666;
            margin-bottom: 1.5rem;
        }
        .highlight-box {
            background: #f9f3eb;
            border-left: 5px solid #c84b31;
            padding: 1.2rem 1.8rem;
            border-radius: 0 12px 12px 0;
            margin: 1.8rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .info-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.8rem 0;
            font-size: 0.95rem;
        }
        .info-table th,
        .info-table td {
            border: 1px solid #ddd;
            padding: 0.8rem 1.2rem;
            text-align: left;
            vertical-align: top;
        }
        .info-table th {
            background: #1e3a5f;
            color: #fff;
            font-weight: 600;
        }
        .info-table tr:nth-child(even) td {
            background: #f9f7f4;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.5rem;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.05);
            margin-bottom: 2.5rem;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            max-width: 600px;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.9rem 1.4rem;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-form input[type="text"]:focus {
            border-color: #c84b31;
        }
        .search-form button {
            background: #c84b31;
            color: #fff;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #a83822;
            transform: scale(1.02);
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }
        .comment-box,
        .rating-box {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.05);
        }
        .comment-box form,
        .rating-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 110px;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 0.95rem;
            resize: vertical;
            font-family: inherit;
            transition: border-color 0.3s;
        }
        .comment-box textarea:focus {
            border-color: #c84b31;
            outline: none;
        }
        .comment-box input[type="text"],
        .rating-box input[type="number"],
        .rating-box input[type="text"] {
            padding: 0.8rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 0.95rem;
            transition: border-color 0.3s;
            width: 100%;
        }
        .comment-box input[type="text"]:focus,
        .rating-box input[type="number"]:focus,
        .rating-box input[type="text"]:focus {
            border-color: #c84b31;
            outline: none;
        }
        .btn-primary {
            background: #1e3a5f;
            color: #fff;
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-primary:hover {
            background: #0f2640;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #f2c94c;
        }
        .rating-stars i {
            cursor: pointer;
            transition: transform 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        .site-footer {
            background: #0b1a2a;
            color: #c8d6e5;
            padding: 2.5rem 0 1.5rem;
            border-top: 4px solid #c84b31;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #f2c94c;
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }
        .site-footer a {
            color: #b0c4d9;
        }
        .site-footer a:hover {
            color: #f2c94c;
            text-decoration: underline;
        }
        .friend-link {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
            padding: 0.8rem 1.2rem;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .friend-link a {
            font-size: 0.9rem;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: #8899aa;
        }
        .copyright strong {
            color: #c8d6e5;
        }
        @media (max-width: 992px) {
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .article-body {
                padding: 1.8rem 1.5rem;
            }
            .search-section {
                padding: 1.8rem 1.5rem;
            }
            .comment-box,
            .rating-box {
                padding: 1.8rem 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(11, 26, 42, 0.98);
                border-radius: 16px;
                padding: 1rem 0.5rem;
                margin-top: 0.8rem;
                gap: 0.2rem;
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .header-inner {
                align-items: flex-start;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 0.2rem 0.6rem;
            }
            .article-body {
                padding: 1.2rem 1rem;
                border-radius: 12px;
            }
            .search-section {
                padding: 1.2rem 1rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                min-width: unset;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .comment-box,
            .rating-box {
                padding: 1.2rem 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .info-table {
                font-size: 0.8rem;
            }
            .info-table th,
            .info-table td {
                padding: 0.5rem 0.7rem;
            }
            .highlight-box {
                padding: 0.9rem 1.2rem;
            }
            .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .article-body figure figcaption {
                font-size: 0.75rem;
                padding: 0.5rem 0.8rem;
            }
            .rating-stars {
                font-size: 1.3rem;
            }
        }
        .text-muted {
            color: #777;
            font-size: 0.9rem;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }