*,
        *::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, BlinkMacSystemFont, sans-serif;
            background: #fcf9f2;
            color: #1e1e2a;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #c4450c;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #8f2e00;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: #1a1a2e;
            line-height: 1.25;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #f7d44a;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #2d2d44;
        }
        h4 {
            font-size: 1.15rem;
            color: #3d3d54;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 100%);
            color: #fff;
            padding: 0.6rem 0;
            border-bottom: 4px solid #f7d44a;
            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;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: 1px;
            color: #f7d44a;
            text-shadow: 2px 2px 0 #c4450c;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: transform 0.2s;
            font-family: 'Segoe UI', sans-serif;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #ffe270;
        }
        .my-logo i {
            font-size: 2rem;
            color: #ffe270;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: #ccc;
            letter-spacing: 0;
            text-shadow: none;
            display: block;
            line-height: 1;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            flex-wrap: wrap;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #f0ede8;
            padding: 0.5rem 0.9rem;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: background 0.2s, color 0.2s;
            display: block;
        }
        .nav-list li a:hover {
            background: #f7d44a;
            color: #0f0f23;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f7d44a;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #f1ede4;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd6c8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb ol li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #999;
        }
        .breadcrumb a {
            color: #7a5a3a;
        }
        .breadcrumb .current {
            color: #2d2d44;
            font-weight: 500;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 960px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
        }
        .article-body p,
        .article-body li {
            font-size: 1.05rem;
            color: #252530;
        }
        .sidebar {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 1.5rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-left: 4px solid #f7d44a;
            padding-left: 0.8rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 1rem 0 0;
        }
        .sidebar ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0ece4;
        }
        .sidebar ul li a {
            font-weight: 500;
        }
        .sidebar ul li a:hover {
            padding-left: 4px;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            background: #e8e2d8;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            aspect-ratio: 1200/630;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #555;
            background: #faf7f2;
            font-style: italic;
            border-top: 1px solid #e8e2d8;
        }
        .search-box {
            background: #f7f3ec;
            border-radius: 60px;
            padding: 0.3rem 0.3rem 0.3rem 1.5rem;
            display: flex;
            align-items: center;
            max-width: 500px;
            margin: 2rem 0 1.5rem;
            border: 2px solid #e0d8cc;
            transition: border 0.2s;
        }
        .search-box:focus-within {
            border-color: #c4450c;
        }
        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.7rem 0;
            font-size: 1rem;
            outline: none;
            color: #1e1e2a;
        }
        .search-box button {
            background: #c4450c;
            color: #fff;
            border: none;
            border-radius: 60px;
            padding: 0.7rem 1.6rem;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #a23600;
            transform: scale(1.02);
        }
        .interaction-section {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 3px dashed #ddd6c8;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        @media (max-width: 700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card-form {
            background: #faf7f2;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #e8e2d8;
        }
        .card-form h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.25rem;
        }
        .card-form label {
            font-weight: 600;
            display: block;
            margin: 0.8rem 0 0.3rem;
            font-size: 0.95rem;
        }
        .card-form input,
        .card-form textarea,
        .card-form select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd6c8;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            transition: border 0.2s;
            font-family: inherit;
        }
        .card-form input:focus,
        .card-form textarea:focus,
        .card-form select:focus {
            border-color: #c4450c;
            outline: none;
        }
        .card-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .card-form .btn-submit {
            background: #c4450c;
            color: #fff;
            border: none;
            border-radius: 60px;
            padding: 0.8rem 2rem;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            margin-top: 1rem;
            transition: background 0.2s, transform 0.1s;
            width: 100%;
        }
        .card-form .btn-submit:hover {
            background: #a23600;
            transform: scale(1.01);
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 2rem;
            color: #f7d44a;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .rating-stars i {
            transition: transform 0.15s, color 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
            color: #ffb800;
        }
        .rating-stars i.active {
            color: #ffb800;
            text-shadow: 0 0 8px rgba(255, 184, 0, 0.4);
        }
        footer {
            background: #0f0f23;
            color: #ccc;
            padding: 2.5rem 0 1.5rem;
            border-top: 4px solid #f7d44a;
            margin-top: 2rem;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }
        @media (max-width: 700px) {
            footer .container {
                grid-template-columns: 1fr;
            }
        }
        footer h4 {
            color: #f7d44a;
            margin-top: 0;
            font-size: 1.1rem;
        }
        friend-link {
            display: block;
            margin: 0.8rem 0;
        }
        friend-link a {
            color: #e0d8cc;
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            padding: 0.2rem 0.6rem;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            font-size: 0.9rem;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: rgba(255, 215, 74, 0.15);
            color: #f7d44a;
            text-decoration: none;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a2a44;
            margin-top: 1.5rem;
            font-size: 0.85rem;
            color: #999;
        }
        .copyright strong {
            color: #f7d44a;
        }
        @media (max-width: 768px) {
            html {
                font-size: 15px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a1a3e;
                border-radius: 16px;
                padding: 0.8rem 0.4rem;
                margin-top: 0.4rem;
                border: 1px solid #2a2a54;
            }
            .nav-list.show {
                display: flex;
            }
            .nav-list li a {
                padding: 0.6rem 1rem;
                border-radius: 10px;
            }
            .hamburger {
                display: block;
            }
            .article-body {
                padding: 1.2rem;
            }
            .sidebar {
                position: static;
                margin-top: 2rem;
            }
            .search-box {
                max-width: 100%;
                flex-wrap: wrap;
                border-radius: 20px;
                padding: 0.3rem;
            }
            .search-box input {
                padding: 0.5rem 0.8rem;
                width: 100%;
            }
            .search-box button {
                width: 100%;
                justify-content: center;
                border-radius: 20px;
                padding: 0.6rem;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .article-body {
                padding: 0.8rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.5rem;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 0.2rem;
            }
        }
        .highlight {
            background: #fdf6e3;
            padding: 0.1rem 0.3rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #f7d44a;
            color: #0f0f23;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.3px;
        }
        .emoji-big {
            font-size: 1.4rem;
            line-height: 1;
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #f1ede4;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #5a4a3a;
            font-weight: 500;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #faf7f2;
            border-radius: 12px;
            overflow: hidden;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.7rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e8e2d8;
        }
        th {
            background: #1a1a3e;
            color: #f7d44a;
            font-weight: 700;
        }
        tr:last-child td {
            border-bottom: none;
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #c4450c;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
            transition: transform 0.2s, background 0.2s;
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: #a23600;
            transform: translateY(-4px);
        }
        @media (max-width: 600px) {
            .scroll-top {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
                bottom: 1rem;
                right: 1rem;
            }
        }