*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f6f2;
            color: #2d2a24;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            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 {
            font-weight: 700;
            line-height: 1.3;
            color: #1e1b16;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.2rem;
            border-bottom: 4px solid #d4a017;
            display: inline-block;
            padding-bottom: 0.3rem;
        }
        h2 {
            font-size: 1.7rem;
            border-left: 5px solid #d4a017;
            padding-left: 0.9rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #3e3529;
        }
        h4 {
            font-size: 1.1rem;
            color: #5a4c3a;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(145deg, #1e1b16 0%, #2d2821 100%);
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #f0d68a;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 8px rgba(212, 160, 23, 0.3);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #ffde7a;
            text-decoration: none;
        }
        .my-logo i {
            color: #d4a017;
            margin-right: 6px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #f0d68a;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(212, 160, 23, 0.15);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e8dcc8;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 0.4rem 0.9rem;
            border-radius: 30px;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(212, 160, 23, 0.2);
            color: #f0d68a;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 5px;
            font-size: 0.8rem;
            color: #d4a017;
        }
        .breadcrumb-wrap {
            background: #ece8e0;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #dbd3c6;
        }
        .breadcrumb-wrap .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumb-wrap a {
            color: #7a6b58;
        }
        .breadcrumb-wrap a:hover {
            color: #b8860b;
        }
        .breadcrumb-wrap span {
            color: #9a8b78;
        }
        .breadcrumb-wrap .sep {
            color: #bbb0a0;
            margin: 0 0.2rem;
        }
        .search-section {
            background: #fffcf7;
            padding: 1.5rem 0;
            border-bottom: 1px solid #e6ddd0;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.5rem;
            border: none;
            background: #fff;
            font-size: 1rem;
            outline: none;
            color: #2d2a24;
        }
        .search-form input::placeholder {
            color: #b0a694;
        }
        .search-form button {
            background: #d4a017;
            color: #fff;
            border: none;
            padding: 0 1.8rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #b8860b;
        }
        .hero {
            padding: 2.5rem 0 1.8rem;
            background: #fcf9f4;
        }
        .hero h1 {
            font-size: 2.4rem;
            margin-top: 0;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            font-size: 0.9rem;
            color: #8a7b68;
            margin: 0.8rem 0 1.2rem;
        }
        .hero .meta i {
            color: #d4a017;
            margin-right: 4px;
        }
        .hero .last-updated {
            background: #e8e0d4;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.85rem;
            color: #4d4032;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0 3rem;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: relative;
        }
        .sidebar-sticky {
            position: sticky;
            top: 90px;
        }
        .sidebar-card {
            background: #fffcf7;
            border-radius: 16px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            border: 1px solid #e6ddd0;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 2px solid #d4a017;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0ebe3;
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a i {
            color: #d4a017;
            font-size: 0.75rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
            border-radius: 12px;
            border: 1px solid #e6ddd0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fffcf7;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.8rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid #ede6dc;
        }
        th {
            background: #e8e0d4;
            font-weight: 700;
            color: #2d2821;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f8f3eb;
        }
        .featured-image {
            border-radius: 16px;
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
        }
        .featured-image img {
            width: 100%;
            min-height: 200px;
            object-fit: cover;
            background: #e6ddd0;
        }
        .featured-image figcaption {
            background: #fffcf7;
            padding: 0.8rem 1.2rem;
            font-size: 0.85rem;
            color: #7a6b58;
            border: 1px solid #e6ddd0;
            border-top: none;
            border-radius: 0 0 16px 16px;
        }
        .blockquote-custom {
            background: #f4efe8;
            border-left: 5px solid #d4a017;
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            color: #4d4032;
        }
        .feedback-section {
            background: #fffcf7;
            border-radius: 16px;
            padding: 2rem;
            margin: 2.5rem 0;
            border: 1px solid #e6ddd0;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 1px solid #dbd3c6;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #fff;
            transition: border 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #d4a017;
            outline: none;
            box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.12);
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #d4a017;
            color: #fff;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #b8860b;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #dbd3c6;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5c518;
        }
        friend-link {
            display: block;
            background: #f4efe8;
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border: 1px solid #e6ddd0;
        }
        friend-link h3 {
            margin-top: 0;
            font-size: 1.2rem;
            color: #1e1b16;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
        }
        friend-link ul li a {
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        friend-link ul li a i {
            color: #d4a017;
            font-size: 0.75rem;
        }
        .site-footer {
            background: #1e1b16;
            color: #c4b9a8;
            padding: 2rem 0;
            margin-top: 2rem;
            font-size: 0.9rem;
        }
        .site-footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .site-footer a {
            color: #d4a017;
        }
        .site-footer a:hover {
            color: #f0d68a;
        }
        .copyright {
            font-size: 0.85rem;
            opacity: 0.8;
        }
        @media (max-width: 991px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar-sticky {
                position: static;
            }
            .sidebar {
                order: 2;
            }
            .main-content {
                order: 1;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0.5rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
                white-space: normal;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 16px;
            }
            .search-form input {
                border-radius: 16px 16px 0 0;
            }
            .search-form button {
                border-radius: 0 0 16px 16px;
                padding: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            .hero .meta {
                flex-direction: column;
                gap: 0.4rem;
            }
            .feedback-section {
                padding: 1.2rem;
            }
            friend-link {
                padding: 1rem 1.2rem;
            }
            .breadcrumb-wrap {
                font-size: 0.75rem;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #d4a017;
            color: #fff;
            border: none;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: transform 0.2s, background 0.2s;
            opacity: 0.9;
            z-index: 50;
        }
        .scroll-top:hover {
            background: #b8860b;
            transform: scale(1.05);
        }
        .schema-hidden {
            display: none;
        }
        @media print {
            .site-header,
            .search-section,
            .breadcrumb-wrap,
            .scroll-top,
            .nav-toggle,
            .feedback-section {
                display: none !important;
            }
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: none;
            }
            body {
                background: #fff;
                font-size: 12pt;
            }
            a {
                color: #000 !important;
                text-decoration: underline !important;
            }
        }