*,
        *::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: #f7f5f0;
            color: #2c2b28;
            line-height: 1.75;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #b47c3c;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #8a5f2a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 0;
            background: #2c2b28;
            color: #f7f5f0;
            padding: 10px 20px;
            z-index: 10000;
            font-weight: 600;
        }
        .skip-link:focus {
            top: 0;
        }
        header {
            background: #1e1d1a;
            border-bottom: 4px solid #b47c3c;
            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;
            padding: 12px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f7f5f0;
            text-transform: uppercase;
            text-decoration: none;
            background: linear-gradient(135deg, #b47c3c, #e8c88a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo span {
            font-weight: 300;
            font-size: 0.8rem;
            display: block;
            -webkit-text-fill-color: #aaa;
            color: #aaa;
            letter-spacing: 3px;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        nav a {
            color: #ddd;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
        }
        nav a:hover {
            background: #b47c3c;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f7f5f0;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 2px;
                padding-top: 12px;
                border-top: 1px solid #333;
                margin-top: 8px;
            }
            #nav-toggle:checked~nav {
                display: flex;
            }
            nav a {
                width: 100%;
                padding: 12px 14px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        .breadcrumbs {
            background: #e8e4db;
            padding: 10px 20px;
            font-size: 0.85rem;
            border-bottom: 1px solid #d6d0c4;
        }
        .breadcrumbs ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumbs li+li::before {
            content: "›";
            margin-right: 12px;
            color: #999;
        }
        .breadcrumbs a {
            color: #6b5a42;
        }
        .breadcrumbs a:hover {
            color: #b47c3c;
        }
        .breadcrumbs [aria-current="page"] {
            color: #2c2b28;
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }
        .article-body h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #1e1d1a;
            line-height: 1.2;
            margin-bottom: 0.5rem;
            letter-spacing: -0.5px;
        }
        .article-body h1 span {
            color: #b47c3c;
        }
        .article-body .subtitle {
            font-size: 1.15rem;
            color: #6b5a42;
            margin-bottom: 2rem;
            border-left: 4px solid #b47c3c;
            padding-left: 18px;
            font-style: italic;
        }
        .article-body .meta-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 24px;
            font-size: 0.9rem;
            color: #777;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e0dbd0;
        }
        .article-body .meta-bar i {
            margin-right: 6px;
            color: #b47c3c;
        }
        .article-body h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #1e1d1a;
            margin-top: 3rem;
            margin-bottom: 1rem;
            padding-bottom: 6px;
            border-bottom: 3px solid #b47c3c;
            display: inline-block;
        }
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #2c2b28;
            margin-top: 2rem;
            margin-bottom: 0.7rem;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #4a3f32;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        .article-body p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .article-body p.lead {
            font-size: 1.2rem;
            color: #3a3730;
            font-weight: 400;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.5rem;
            padding-left: 1.6rem;
        }
        .article-body li {
            margin-bottom: 0.4rem;
        }
        .article-body blockquote {
            border-left: 5px solid #b47c3c;
            background: #f0ece4;
            padding: 18px 24px;
            margin: 1.8rem 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #3a3730;
        }
        .article-body blockquote strong {
            color: #1e1d1a;
        }
        .article-body .highlight-box {
            background: #e8e4db;
            border-radius: 12px;
            padding: 24px 28px;
            margin: 1.8rem 0;
            border-left: 6px solid #b47c3c;
        }
        .article-body .highlight-box h4 {
            margin-top: 0;
        }
        .article-body .feature-img {
            margin: 2rem 0;
            border-radius: 14px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .article-body .feature-img figcaption {
            font-size: 0.85rem;
            color: #888;
            text-align: center;
            margin-top: 8px;
            font-style: italic;
        }
        .sidebar {
            background: #f0ece4;
            border-radius: 16px;
            padding: 28px 24px;
            position: sticky;
            top: 100px;
            height: fit-content;
            border: 1px solid #e0dbd0;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            color: #1e1d1a;
            border-bottom: 2px solid #b47c3c;
            padding-bottom: 8px;
            margin-bottom: 16px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 10px;
        }
        .sidebar a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 12px;
            border-radius: 8px;
            background: #fff;
            transition: background 0.2s, transform 0.15s;
            font-size: 0.92rem;
            color: #2c2b28;
            border: 1px solid #e0dbd0;
        }
        .sidebar a:hover {
            background: #b47c3c;
            color: #fff;
            text-decoration: none;
            transform: translateX(4px);
            border-color: #b47c3c;
        }
        .sidebar a i {
            color: #b47c3c;
            width: 20px;
            text-align: center;
            transition: color 0.2s;
        }
        .sidebar a:hover i {
            color: #fff;
        }
        .sidebar .side-note {
            margin-top: 20px;
            padding: 16px;
            background: #e8e4db;
            border-radius: 10px;
            font-size: 0.9rem;
            border: 1px dashed #b47c3c;
        }
        @media (max-width: 992px) {
            .sidebar {
                position: static;
                margin-top: 20px;
            }
        }
        .search-section {
            background: #1e1d1a;
            padding: 40px 0;
            margin: 40px 0 0;
            border-radius: 20px;
        }
        .search-section .container {
            text-align: center;
        }
        .search-section h2 {
            color: #f7f5f0;
            font-size: 1.8rem;
            margin-bottom: 8px;
        }
        .search-section p {
            color: #bbb;
            margin-bottom: 20px;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            background: #fff;
            outline: none;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        .search-form button {
            background: #b47c3c;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #8a5f2a;
            transform: scale(1.02);
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 40px 0;
        }
        @media (max-width: 768px) {
            .feedback-section {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #f0ece4;
            border-radius: 16px;
            padding: 28px 30px;
            border: 1px solid #e0dbd0;
        }
        .feedback-card h3 {
            font-size: 1.3rem;
            margin-bottom: 6px;
            color: #1e1d1a;
        }
        .feedback-card p.desc {
            font-size: 0.92rem;
            color: #6b5a42;
            margin-bottom: 16px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 12px 16px;
            border: 1px solid #d6d0c4;
            border-radius: 10px;
            font-size: 0.95rem;
            background: #fff;
            outline: none;
            transition: border 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            border-color: #b47c3c;
            box-shadow: 0 0 0 3px rgba(180, 124, 60, 0.15);
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .star-group {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #ccc;
            cursor: pointer;
            direction: rtl;
        }
        .feedback-card .star-group input {
            display: none;
        }
        .feedback-card .star-group label {
            transition: color 0.15s;
            cursor: pointer;
        }
        .feedback-card .star-group label:hover,
        .feedback-card .star-group label:hover~label,
        .feedback-card .star-group input:checked~label {
            color: #f5b342;
        }
        .feedback-card .btn-submit {
            background: #b47c3c;
            color: #fff;
            border: none;
            padding: 14px 24px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #8a5f2a;
            transform: scale(1.02);
        }
        footer {
            background: #1e1d1a;
            color: #ccc;
            padding: 40px 0 20px;
            border-top: 4px solid #b47c3c;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-grid h4 {
            color: #f7f5f0;
            font-size: 1.1rem;
            margin-bottom: 14px;
            border-bottom: 2px solid #b47c3c;
            padding-bottom: 6px;
            display: inline-block;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid li {
            margin-bottom: 8px;
        }
        .footer-grid a {
            color: #bbb;
            transition: color 0.2s;
        }
        .footer-grid a:hover {
            color: #b47c3c;
            text-decoration: none;
        }
        friend-link {
            display: block;
            background: #2a2824;
            padding: 16px 20px;
            border-radius: 12px;
            margin: 16px 0 10px;
            font-size: 0.92rem;
        }
        friend-link a {
            color: #e8c88a;
            margin: 0 10px 0 4px;
        }
        friend-link a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            font-size: 0.85rem;
            color: #888;
        }
        .copyright strong {
            color: #bbb;
        }
        @media (max-width: 480px) {
            .article-body h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .container {
                padding: 0 14px;
            }
            .feedback-card {
                padding: 20px 16px;
            }
            .sidebar {
                padding: 20px 16px;
            }
            .search-form input {
                min-width: 100%;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #e8e4db;
        }
        ::-webkit-scrollbar-thumb {
            background: #b47c3c;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #8a5f2a;
        }
        @media print {
            .hamburger,
            .search-section,
            .feedback-section .btn-submit {
                display: none !important;
            }
            header {
                position: static;
            }
            .sidebar {
                position: static;
            }
            .breadcrumbs {
                background: #fff;
            }
        }