*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
            line-height: 1.7;
            background: #f8f6f0;
            color: #1e2a2f;
            padding: 0 1rem;
            max-width: 1280px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #b45a2c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #7d3c1b;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 1.2rem 0 0.8rem;
            color: #1e3a2f;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 2.4rem 0 1rem;
            color: #1e3a2f;
            border-left: 5px solid #d4834a;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 1.8rem 0 0.8rem;
            color: #2c4a3f;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 1.2rem 0 0.5rem;
            color: #3d5a4f;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            color: #2a3a3a;
        }
        strong {
            color: #1e3a2f;
            font-weight: 700;
        }
        .site-header {
            padding: 1.2rem 0 0.6rem;
            border-bottom: 2px solid #e6dcc8;
            margin-bottom: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #1e3a2f;
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #1e3a2f, #b45a2c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-block;
            text-decoration: none;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.85;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #5a4a3a;
            color: #5a4a3a;
            display: block;
            line-height: 1;
        }
        .nav-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #1e3a2f;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 0.2rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0.6rem 0;
            align-items: center;
        }
        .nav-menu li a {
            font-weight: 500;
            padding: 0.3rem 0;
            color: #2c4a3f;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .nav-menu li a:hover {
            border-bottom-color: #d4834a;
            color: #1e3a2f;
            text-decoration: none;
        }
        .breadcrumb {
            font-size: 0.9rem;
            color: #6a7a72;
            padding: 0.4rem 0 0.8rem;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #6a7a72;
        }
        .breadcrumb a:hover {
            color: #b45a2c;
        }
        .breadcrumb span {
            color: #8a9a92;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin: 1.6rem 0 2rem;
            background: #ede8dc;
            padding: 1.2rem 1.6rem;
            border-radius: 60px;
            align-items: center;
        }
        .search-form label {
            font-weight: 600;
            color: #1e3a2f;
            font-size: 1.05rem;
        }
        .search-form input[type="text"] {
            flex: 1 1 200px;
            padding: 0.7rem 1.2rem;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            background: #fffdf8;
            outline: 2px solid transparent;
            transition: outline 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: 2px solid #d4834a;
        }
        .search-form button {
            background: #1e3a2f;
            color: #f8f6f0;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-form button:hover {
            background: #b45a2c;
            transform: scale(1.02);
        }
        .feature-img {
            margin: 2rem 0 1.8rem;
            border-radius: 16px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .feature-img figcaption {
            font-size: 0.9rem;
            color: #5a6a62;
            text-align: center;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .interaction-panel {
            display: flex;
            flex-wrap: wrap;
            gap: 1.6rem 2.4rem;
            background: #ede8dc;
            padding: 1.6rem 2rem;
            border-radius: 24px;
            margin: 2.4rem 0 1.6rem;
        }
        .comment-form,
        .score-form {
            flex: 1 1 240px;
        }
        .comment-form h3,
        .score-form h3 {
            margin-top: 0;
            font-size: 1.2rem;
            color: #1e3a2f;
        }
        .comment-form textarea,
        .score-form select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: none;
            border-radius: 16px;
            font-size: 0.95rem;
            background: #fffdf8;
            outline: 2px solid transparent;
            transition: outline 0.2s;
            margin-bottom: 0.6rem;
            font-family: inherit;
        }
        .comment-form textarea:focus,
        .score-form select:focus {
            outline: 2px solid #d4834a;
        }
        .comment-form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .comment-form button,
        .score-form button {
            background: #1e3a2f;
            color: #f8f6f0;
            border: none;
            padding: 0.6rem 1.6rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            font-size: 0.95rem;
        }
        .comment-form button:hover,
        .score-form button:hover {
            background: #b45a2c;
        }
        .score-form select {
            width: auto;
            min-width: 120px;
            display: inline-block;
        }
        .score-form .star-display {
            display: inline-flex;
            gap: 0.2rem;
            color: #d4a84a;
            font-size: 1.3rem;
            margin-left: 0.5rem;
            vertical-align: middle;
        }
        friend-link {
            display: block;
            padding: 1.4rem 0 0.8rem;
            border-top: 2px solid #e6dcc8;
            margin-top: 2rem;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 1.2rem 0.2rem 0;
            color: #2c4a3f;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #b45a2c;
        }
        .site-footer {
            padding: 1.4rem 0 2.4rem;
            color: #4a5a52;
            font-size: 0.95rem;
            border-top: 2px solid #e6dcc8;
            margin-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1rem;
        }
        .site-footer .copy {
            flex: 1 1 200px;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 0.6rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .site-header {
                padding: 0.8rem 0 0.4rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .my-logo small {
                font-size: 0.75rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.4rem;
                gap: 0.3rem 0;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 0.4rem 0;
                font-size: 1.05rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 24px;
                padding: 1rem 1.2rem;
            }
            .search-form input[type="text"] {
                width: 100%;
                flex: 1 1 auto;
            }
            .search-form button {
                width: 100%;
            }
            .interaction-panel {
                flex-direction: column;
                padding: 1.2rem 1.2rem;
                border-radius: 18px;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .site-footer {
                flex-direction: column;
                text-align: center;
            }
            friend-link a {
                margin: 0.2rem 0.8rem 0.2rem 0;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.2rem;
                border-left-width: 4px;
                padding-left: 0.7rem;
            }
            p {
                font-size: 0.98rem;
            }
            .feature-img {
                margin: 1.2rem 0;
            }
        }
        .badge {
            display: inline-block;
            background: #d4834a;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.15rem 0.7rem;
            border-radius: 40px;
            letter-spacing: 0.03em;
        }
        .highlight-box {
            background: #ede8dc;
            border-left: 4px solid #d4834a;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.6rem 0;
        }
        .emoji-big {
            font-size: 1.8rem;
            vertical-align: middle;
            margin-right: 0.3rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.6rem;
            margin: 1.6rem 0;
        }
        @media (max-width: 600px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.6rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fffdf8;
            border-radius: 12px;
            overflow: hidden;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e6dcc8;
        }
        th {
            background: #1e3a2f;
            color: #f8f6f0;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #6a7a72;
            text-align: right;
            margin-top: 0.2rem;
            margin-bottom: 0.8rem;
            font-style: italic;
        }