*,
        *::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, 'Helvetica Neue', sans-serif;
            background: #f5f3f0;
            color: #1e1e1e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #8b6508;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.8rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #1a1a2e;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
            border-bottom: 4px solid #b8860b;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 5px solid #b8860b;
            padding-left: 0.9rem;
            margin-top: 2.8rem;
        }
        h3 {
            font-size: 1.4rem;
            margin-top: 2rem;
            color: #2d2d44;
        }
        h4 {
            font-size: 1.15rem;
            margin-top: 1.5rem;
            color: #3d3d55;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2c2c2c;
        }
        strong,
        b {
            color: #1a1a2e;
        }
        em {
            font-style: italic;
        }
        blockquote {
            border-left: 4px solid #b8860b;
            background: #faf8f5;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #3d3d3d;
        }
        code {
            background: #eeece8;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-size: 0.9rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 0.8rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.8rem 1.5rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #f5d742;
            text-shadow: 0 2px 8px rgba(245, 215, 66, 0.25);
            transition: transform 0.2s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f5d742;
        }
        .my-logo small {
            display: block;
            font-size: 0.7rem;
            font-weight: 400;
            color: #ccc;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #f5d742;
            color: #f5d742;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(245, 215, 66, 0.15);
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 1.2rem;
            align-items: center;
        }
        .main-nav a {
            color: #f0ede8;
            font-weight: 500;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.25s, color 0.25s;
            font-size: 0.95rem;
        }
        .main-nav a:hover {
            color: #f5d742;
            border-bottom-color: #f5d742;
            text-decoration: none;
        }
        .main-nav a.active {
            color: #f5d742;
            border-bottom-color: #f5d742;
        }
        .breadcrumb {
            background: #ece9e4;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd8d0;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.4rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #999;
        }
        .breadcrumb a {
            color: #6b5a4a;
        }
        .breadcrumb .current {
            color: #1a1a2e;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #faf8f5 0%, #f0ece6 100%);
            padding: 2.5rem 0 2rem;
            border-bottom: 1px solid #e0d8ce;
        }
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }
        .hero-text .badge {
            display: inline-block;
            background: #b8860b;
            color: #fff;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 0.8rem;
        }
        .hero-text h1 {
            font-size: 2.6rem;
            margin-top: 0;
            border-bottom: none;
            padding-bottom: 0;
        }
        .hero-text p {
            font-size: 1.1rem;
            color: #4a4a5a;
            max-width: 90%;
        }
        .hero-image {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
            background: #fff;
            padding: 0.5rem;
        }
        .hero-image img {
            border-radius: 12px;
            width: 100%;
            height: auto;
        }
        .search-section {
            background: #fff;
            padding: 2rem 0;
            border-bottom: 1px solid #e0d8ce;
        }
        .search-form {
            display: flex;
            max-width: 640px;
            margin: 0 auto;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #ddd8d0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-form input[type="text"]:focus {
            border-color: #b8860b;
        }
        .search-form button {
            background: #b8860b;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0.8rem 2rem;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #9e7409;
            transform: scale(1.02);
        }
        .main-content {
            padding: 2.5rem 0 3rem;
            background: #fff;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 2.5fr 1fr;
            gap: 3rem;
        }
        .article-body {
            min-width: 0;
        }
        .sidebar {
            min-width: 0;
        }
        .sidebar-card {
            background: #faf8f5;
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1.8rem;
            border: 1px solid #e8e2da;
        }
        .sidebar-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            border-bottom: 2px solid #b8860b;
            padding-bottom: 0.4rem;
            margin-bottom: 1rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #eee;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }
        .data-table thead {
            background: #1a1a2e;
            color: #fff;
        }
        .data-table th {
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #e8e2da;
        }
        .data-table tbody tr:hover {
            background: #f5f1ec;
        }
        .interaction-section {
            background: #faf8f5;
            padding: 2.5rem 0;
            border-top: 1px solid #e0d8ce;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .interaction-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.8rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8e2da;
        }
        .interaction-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .interaction-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        .interaction-card input,
        .interaction-card textarea,
        .interaction-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #ddd8d0;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border-color 0.3s;
        }
        .interaction-card input:focus,
        .interaction-card textarea:focus,
        .interaction-card select:focus {
            border-color: #b8860b;
        }
        .interaction-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interaction-card .btn-primary {
            background: #b8860b;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .interaction-card .btn-primary:hover {
            background: #9e7409;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5c542;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ddd8d0;
            padding: 2.5rem 0 1.5rem;
            border-top: 4px solid #b8860b;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-brand h3 {
            color: #f5d742;
            margin-top: 0;
            font-size: 1.4rem;
        }
        .footer-brand p {
            color: #bbb5ad;
            font-size: 0.9rem;
        }
        .footer-links h4 {
            color: #f0ede8;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0.5rem 0 0;
        }
        .footer-links li {
            padding: 0.25rem 0;
        }
        .footer-links a {
            color: #bbb5ad;
            font-size: 0.9rem;
        }
        .footer-links a:hover {
            color: #f5d742;
        }
        .footer-bottom {
            border-top: 1px solid #2d2d44;
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #99948c;
        }
        .footer-bottom a {
            color: #bbb5ad;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-top: 0.5rem;
        }
        .friend-link a {
            color: #bbb5ad;
            font-size: 0.9rem;
            border-bottom: 1px dotted #555;
        }
        .friend-link a:hover {
            color: #f5d742;
        }
        @media (max-width: 992px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .hero-text p {
                max-width: 100%;
            }
            .content-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0.5rem;
                gap: 0.3rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 0.8rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .hero {
                padding: 1.5rem 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .search-form button span {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            .hero-text h1 {
                font-size: 1.4rem;
            }
            .data-table {
                font-size: 0.8rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
            .interaction-card {
                padding: 1.2rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .tag {
            display: inline-block;
            background: #e8e2da;
            padding: 0.15rem 0.7rem;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #4a4a5a;
        }
        .updated-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #e8f0e8;
            color: #2d6a2d;
            padding: 0.3rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }
        .divider {
            height: 1px;
            background: #e0d8ce;
            margin: 2rem 0;
        }