*,
        *::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: #f8f6f2;
            color: #1e1e1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #8b6508;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #1a1a1a;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.2rem;
            border-bottom: 3px solid #b8860b;
            padding-bottom: 0.4rem;
        }
        h2 {
            font-size: 1.7rem;
            border-left: 5px solid #b8860b;
            padding-left: 0.8rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #3d3d3d;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        header {
            background: #1a1a2e;
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f5c842;
            letter-spacing: 1px;
            text-transform: uppercase;
            background: linear-gradient(135deg, #f5c842, #b8860b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-block;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            display: block;
            -webkit-text-fill-color: #ccc;
            color: #ccc;
            font-weight: 300;
            letter-spacing: 2px;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #f0f0f0;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.25s ease, color 0.25s ease;
            display: block;
        }
        .nav-list li a:hover,
        .nav-list li a:focus-visible {
            background: #b8860b;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #f5c842;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .breadcrumb {
            background: #ece8e0;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd6cc;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb ul li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
        }
        .breadcrumb a {
            color: #6b4f1a;
        }
        .breadcrumb .current {
            color: #333;
            font-weight: 500;
        }
        .hero-img-wrap {
            margin: 2rem 0 1.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #e4ddd0;
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 1200/540;
        }
        .content-area {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            margin: 1.5rem 0 2.5rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .content-area .byline {
            font-size: 0.9rem;
            color: #777;
            border-bottom: 1px dashed #ddd;
            padding-bottom: 0.8rem;
            margin-bottom: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
        }
        .content-area .byline i {
            margin-right: 0.4rem;
            color: #b8860b;
        }
        .search-module {
            background: #f4f0e9;
            border-radius: 14px;
            padding: 1.6rem 2rem;
            margin: 2rem 0;
            border: 1px solid #e2d9cc;
        }
        .search-module h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .search-form input[type="text"] {
            flex: 1 1 240px;
            padding: 0.7rem 1.2rem;
            border: 2px solid #d6cdbc;
            border-radius: 40px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.25s;
            min-width: 180px;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #b8860b;
            box-shadow: 0 0 0 3px rgba(184, 134, 11, 0.15);
        }
        .search-form button {
            background: #b8860b;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            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: #9e7209;
            transform: scale(1.02);
        }
        .feedback-module {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0;
        }
        @media (max-width:700px) {
            .feedback-module {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #f9f7f3;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #e8e0d4;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.6rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.6rem 1rem;
            border: 2px solid #ddd6c8;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            transition: border 0.2s;
            width: 100%;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            outline: none;
            border-color: #b8860b;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            background: #1a1a2e;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card button:hover {
            background: #2d2d4a;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d4c9b5;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5c842;
        }
        friend-link {
            display: block;
            margin-top: 1.5rem;
            padding-top: 1.2rem;
            border-top: 2px solid #e2d9cc;
        }
        friend-link ul {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.5rem;
            list-style: none;
            padding: 0;
            margin: 0.6rem 0 0;
        }
        friend-link ul li a {
            color: #6b4f1a;
            font-weight: 500;
        }
        friend-link ul li a:hover {
            color: #b8860b;
        }
        footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 2rem 0 1.2rem;
            margin-top: 2.5rem;
        }
        footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        footer .copy {
            font-size: 0.85rem;
            color: #aaa;
        }
        footer .copy a {
            color: #f5c842;
        }
        footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        footer .footer-links a {
            color: #bbb;
            font-size: 0.9rem;
        }
        footer .footer-links a:hover {
            color: #f5c842;
        }
        @media (max-width:768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a1a2e;
                padding: 0.8rem 0 1.2rem;
                border-top: 1px solid #2d2d4a;
                margin-top: 0.8rem;
                gap: 0.1rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 0.6rem 1rem;
                border-radius: 0;
            }
            .header-inner {
                align-items: center;
            }
            .content-area {
                padding: 1.2rem 1rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .hero-img-wrap img {
                aspect-ratio: 16/9;
            }
            .search-module {
                padding: 1.2rem 1rem;
            }
            .feedback-card {
                padding: 1.2rem 1rem;
            }
        }
        @media (max-width:480px) {
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
            .container {
                padding: 0 0.6rem;
            }
            .feedback-module {
                gap: 1rem;
            }
        }
        .author-bio {
            background: #f4f0e9;
            border-radius: 12px;
            padding: 1.2rem 1.5rem;
            margin: 2rem 0 1rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            border-left: 4px solid #b8860b;
        }
        .author-bio .avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #b8860b;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: #fff;
            font-weight: 700;
        }
        .author-bio .bio-text {
            flex: 1;
        }
        .author-bio .bio-text strong {
            display: block;
            font-size: 1.1rem;
        }
        .author-bio .bio-text span {
            font-size: 0.9rem;
            color: #555;
        }
        .toc {
            background: #faf8f4;
            border: 1px solid #e8e0d4;
            border-radius: 14px;
            padding: 1.2rem 1.8rem;
            margin: 1.8rem 0 2.2rem;
        }
        .toc h3 {
            margin-top: 0;
        }
        .toc ol {
            columns: 2 240px;
            column-gap: 2rem;
            padding-left: 1.2rem;
        }
        .toc ol li {
            break-inside: avoid;
            margin-bottom: 0.4rem;
        }
        .toc ol li a {
            color: #1e1e1e;
            font-weight: 500;
        }
        .toc ol li a:hover {
            color: #b8860b;
        }
        .highlight-box {
            background: #fdf8ee;
            border-left: 5px solid #b8860b;
            padding: 1rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .responsive-table {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        .responsive-table table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
            min-width: 400px;
        }
        .responsive-table th,
        .responsive-table td {
            padding: 0.7rem 1rem;
            border: 1px solid #ddd6c8;
            text-align: left;
        }
        .responsive-table th {
            background: #1a1a2e;
            color: #f5c842;
            font-weight: 600;
        }
        .responsive-table tr:nth-child(even) {
            background: #f9f7f3;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-sm {
            font-size: 0.9rem;
        }
        .flex-between {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .last-updated {
            color: #888;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .last-updated i {
            color: #b8860b;
        }
        :target {
            scroll-margin-top: 90px;
        }
        .badge {
            display: inline-block;
            background: #b8860b;
            color: #fff;
            font-size: 0.7rem;
            padding: 0.15rem 0.7rem;
            border-radius: 30px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }