*,
        *::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;
            line-height: 1.7;
            color: #2d2d2d;
            background: #faf8f5;
            padding: 0 1rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #c45a3c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #9a3f28;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.8rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #2d1b14;
            margin: 1.5rem 0 0.8rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #3d261e;
            margin: 2.4rem 0 1rem;
            border-left: 5px solid #c45a3c;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #4d3429;
            margin: 1.8rem 0 0.8rem;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #5d4437;
            margin: 1.2rem 0 0.5rem;
        }
        p {
            margin: 0.8rem 0;
            font-size: 1.05rem;
            color: #3a3a3a;
        }
        .text-muted {
            color: #777;
            font-size: 0.95rem;
        }
        .text-small {
            font-size: 0.9rem;
        }
        .container {
            background: #ffffff;
            border-radius: 24px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
            padding: 1.5rem 2rem 2.5rem;
            margin: 1.5rem 0 2.5rem;
        }
        .row {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }
        .col-8 {
            flex: 1 1 65%;
            min-width: 280px;
        }
        .col-4 {
            flex: 1 1 30%;
            min-width: 240px;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 0 0.5rem;
            border-bottom: 2px solid #f0e8e0;
            position: relative;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, #c45a3c, #e88d5c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.03em;
            display: inline-block;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #999;
            color: #999;
            display: block;
            letter-spacing: 0.2em;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-bar a {
            padding: 0.5rem 1rem;
            border-radius: 40px;
            font-weight: 500;
            color: #4d3429;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .nav-bar a:hover,
        .nav-bar a.active {
            background: #c45a3c;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #4d3429;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #f0e8e0;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0.8rem 0 0.2rem;
            gap: 0.3rem 0.6rem;
            font-size: 0.9rem;
            color: #999;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #ccc;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #c45a3c;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: #666;
        }
        .featured-image {
            margin: 1.8rem 0 2rem;
            border-radius: 16px;
            overflow: hidden;
            background: #f0e8e0;
            position: relative;
        }
        .featured-image img {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
        }
        .featured-image .img-caption {
            padding: 0.8rem 1.2rem;
            background: #f8f2ec;
            font-size: 0.9rem;
            color: #666;
            font-style: italic;
        }
        .search-box {
            display: flex;
            max-width: 500px;
            margin: 1.5rem 0;
            border-radius: 60px;
            overflow: hidden;
            border: 2px solid #e8ddd5;
            background: #fff;
            transition: border-color 0.3s;
        }
        .search-box:focus-within {
            border-color: #c45a3c;
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 0.8rem 1.2rem;
            font-size: 1rem;
            outline: none;
            background: transparent;
            min-width: 0;
        }
        .search-box button {
            background: #c45a3c;
            color: #fff;
            border: none;
            padding: 0.8rem 1.6rem;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-box button:hover {
            background: #9a3f28;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0 1rem;
        }
        .feedback-card {
            background: #f9f5f1;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            border: 1px solid #ede5dd;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.7rem 1rem;
            border: 2px solid #e0d5cc;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border-color 0.3s;
            resize: vertical;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #c45a3c;
            outline: none;
        }
        .feedback-card textarea {
            min-height: 80px;
        }
        .feedback-card button {
            background: #c45a3c;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #9a3f28;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #ddd;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .sidebar-links {
            background: #f9f5f1;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            border: 1px solid #ede5dd;
            margin-bottom: 2rem;
        }
        .sidebar-links h3 {
            margin-top: 0;
            font-size: 1.2rem;
            border-bottom: 2px solid #e8ddd5;
            padding-bottom: 0.6rem;
        }
        .sidebar-links ul {
            list-style: none;
            padding: 0;
            margin: 0.8rem 0 0;
        }
        .sidebar-links li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0e8e0;
        }
        .sidebar-links li:last-child {
            border-bottom: none;
        }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.95rem;
        }
        .sidebar-links a i {
            color: #c45a3c;
            width: 1.2rem;
            text-align: center;
        }
        .site-footer {
            margin: 2.5rem 0 1.5rem;
            padding: 1.8rem 0 1rem;
            border-top: 2px solid #f0e8e0;
            text-align: center;
            font-size: 0.95rem;
            color: #888;
        }
        .site-footer friend-link {
            display: block;
            margin: 1rem 0;
            padding: 0.8rem 1rem;
            background: #f9f5f1;
            border-radius: 12px;
            font-size: 0.95rem;
        }
        .site-footer friend-link a {
            margin: 0 0.6rem;
            white-space: nowrap;
        }
        .site-footer .copyright {
            margin-top: 1.2rem;
            font-size: 0.85rem;
            color: #aaa;
        }
        @media (max-width: 820px) {
            body {
                padding: 0 0.6rem;
            }
            .container {
                padding: 1rem 1.2rem;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .col-8,
            .col-4 {
                flex: 1 1 100%;
            }
            .hamburger {
                display: block;
            }
            .nav-bar {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #fff;
                padding: 1rem 0;
                border-top: 2px solid #f0e8e0;
                margin-top: 0.8rem;
            }
            .nav-bar a {
                padding: 0.7rem 1rem;
                width: 100%;
                border-radius: 8px;
            }
            #nav-toggle:checked~.nav-bar {
                display: flex;
            }
            .site-header {
                align-items: center;
            }
            .search-box {
                max-width: 100%;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0.8rem 0.8rem;
                border-radius: 16px;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            p {
                font-size: 0.98rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .feedback-card {
                padding: 1rem 1.2rem;
            }
            .sidebar-links {
                padding: 1rem 1.2rem;
            }
        }
        .highlight {
            background: #fdf6ec;
            padding: 0.2rem 0.4rem;
            border-radius: 6px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #c45a3c;
            color: #fff;
            padding: 0.2rem 0.8rem;
            border-radius: 40px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.05em;
        }
        .divider {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, transparent, #e8ddd5, transparent);
            margin: 2rem 0;
        }
        .emoji-lg {
            font-size: 1.4em;
            line-height: 1;
        }
        .inline-icon {
            margin-right: 0.3rem;
            color: #c45a3c;
        }
        .last-updated {
            display: block;
            text-align: right;
            font-size: 0.85rem;
            color: #aaa;
            margin-top: 1.5rem;
            border-top: 1px solid #f0e8e0;
            padding-top: 0.8rem;
        }
        .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 #e8ddd5;
            text-align: left;
        }
        th {
            background: #f0e8e0;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: #faf8f5;
        }
        blockquote {
            border-left: 4px solid #c45a3c;
            padding: 0.6rem 1.2rem;
            margin: 1.2rem 0;
            background: #f9f5f1;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #555;
        }
        blockquote cite {
            display: block;
            margin-top: 0.4rem;
            font-style: normal;
            font-weight: 600;
            color: #3d261e;
        }
        .toc {
            background: #f9f5f1;
            border-radius: 16px;
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0 2rem;
            border: 1px solid #ede5dd;
        }
        .toc ol {
            margin: 0.5rem 0 0;
            padding-left: 1.5rem;
        }
        .toc li {
            margin-bottom: 0.3rem;
        }
        .toc a {
            color: #5d4437;
        }
        .toc a:hover {
            color: #c45a3c;
            text-decoration: underline;
        }