*,
        *::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: #f5f0e8;
            color: #2c2c2c;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1a5e3a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #c9a84c;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #1a3a2a;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #c9a84c;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #2d5a3d;
        }
        h4 {
            font-size: 1.15rem;
            color: #3d6b4e;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        :root {
            --primary: #1a3a2a;
            --primary-light: #2d5a3d;
            --gold: #c9a84c;
            --gold-light: #e0c878;
            --red: #b83a2a;
            --cream: #f5f0e8;
            --white: #ffffff;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: 0.3s ease;
        }
        .site-header {
            background: linear-gradient(135deg, #1a3a2a 0%, #0f281c 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #c9a84c !important;
            text-transform: uppercase;
            text-decoration: none !important;
            font-family: 'Georgia', 'Times New Roman', serif;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .my-logo span {
            color: #fff;
            font-weight: 300;
        }
        .my-logo:hover {
            color: #e0c878 !important;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #f0ede8;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s ease, color 0.25s ease;
            text-decoration: none !important;
        }
        .main-nav a:hover {
            background: rgba(201, 168, 76, 0.2);
            color: #c9a84c;
        }
        .main-nav a i {
            margin-right: 0.4rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #eae3d8;
            padding: 0.6rem 0;
            font-size: 0.88rem;
            color: #555;
            border-bottom: 1px solid #d6cec0;
        }
        .breadcrumb a {
            color: #1a5e3a;
        }
        .breadcrumb a:hover {
            color: #c9a84c;
        }
        .breadcrumb span {
            color: #888;
            margin: 0 0.3rem;
        }
        .hero {
            background: linear-gradient(145deg, #1a3a2a, #0f281c);
            color: #fff;
            padding: 2.8rem 0 2.4rem;
            margin-bottom: 2rem;
            border-bottom: 4px solid #c9a84c;
        }
        .hero h1 {
            color: #c9a84c;
            font-size: 2.6rem;
            margin-bottom: 0.6rem;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .hero p {
            font-size: 1.15rem;
            color: #e8e0d4;
            max-width: 780px;
        }
        .hero .meta {
            display: flex;
            gap: 1.6rem;
            flex-wrap: wrap;
            margin-top: 1rem;
            font-size: 0.92rem;
            color: #b8aa8a;
        }
        .hero .meta i {
            margin-right: 0.4rem;
            color: #c9a84c;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.4rem;
            margin: 2rem 0 3rem;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.4rem;
            margin-bottom: 1.6rem;
            border: 1px solid #e6ddd0;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
            color: #1a3a2a;
            border-bottom: 2px solid #c9a84c;
            padding-bottom: 0.4rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #f0ebe2;
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .sidebar-card ul li a i {
            color: #c9a84c;
            width: 1.2rem;
            text-align: center;
        }
        .featured-image {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            margin: 1.6rem 0;
            background: #eae3d8;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.88rem;
            color: #666;
            background: #faf7f2;
            border-top: 1px solid #e6ddd0;
        }
        .search-box {
            display: flex;
            gap: 0.5rem;
            margin: 1.4rem 0;
            max-width: 540px;
        }
        .search-box input {
            flex: 1;
            padding: 0.7rem 1.2rem;
            border: 2px solid #d6cec0;
            border-radius: 30px;
            font-size: 1rem;
            background: #fff;
            outline: none;
            transition: border 0.25s;
        }
        .search-box input:focus {
            border-color: #c9a84c;
        }
        .search-box button {
            padding: 0.7rem 1.6rem;
            background: #1a3a2a;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .search-box button:hover {
            background: #2d5a3d;
            transform: scale(1.02);
        }
        .search-box button i {
            margin-right: 0.4rem;
        }
        .user-feedback {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.6rem;
            margin: 2rem 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.6rem;
            border: 1px solid #e6ddd0;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            border-bottom: 2px solid #c9a84c;
            padding-bottom: 0.4rem;
            margin-bottom: 1rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .feedback-card label {
            font-weight: 600;
            font-size: 0.95rem;
            color: #1a3a2a;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.65rem 1rem;
            border: 2px solid #d6cec0;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #faf7f2;
            outline: none;
            transition: border 0.25s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #c9a84c;
            background: #fff;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            padding: 0.65rem 1.6rem;
            background: #c9a84c;
            color: #1a3a2a;
            border: none;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #b8963a;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
        }
        .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: #c9a84c;
        }
        .toc {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.4rem 1.8rem;
            margin: 1.6rem 0 2rem;
            border-left: 5px solid #c9a84c;
        }
        .toc h3 {
            margin-top: 0;
            font-size: 1.15rem;
        }
        .toc ol {
            margin: 0.6rem 0 0;
            padding-left: 1.2rem;
            columns: 2;
            column-gap: 2rem;
        }
        .toc ol li {
            margin-bottom: 0.3rem;
            break-inside: avoid;
        }
        .toc ol li a {
            color: #1a5e3a;
            font-weight: 500;
        }
        .toc ol li a:hover {
            color: #c9a84c;
        }
        .site-footer {
            background: #1a3a2a;
            color: #d6cec0;
            padding: 2.4rem 0 1.2rem;
            margin-top: 3rem;
            border-top: 4px solid #c9a84c;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 1.6rem;
        }
        .footer-grid h4 {
            color: #c9a84c;
            font-size: 1.1rem;
            margin-top: 0;
            margin-bottom: 0.8rem;
        }
        .footer-grid a {
            color: #b8aa8a;
            display: inline-block;
            margin-bottom: 0.3rem;
        }
        .footer-grid a:hover {
            color: #c9a84c;
        }
        .footer-bottom {
            border-top: 1px solid #2d5a3d;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.88rem;
            color: #8a7e6a;
        }
        .footer-bottom a {
            color: #b8aa8a;
        }
        .footer-bottom a:hover {
            color: #c9a84c;
        }
        friend-link {
            display: block;
            margin: 1rem 0 0.4rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            padding: 0.2rem 0.8rem;
            background: rgba(201, 168, 76, 0.1);
            border-radius: 20px;
            font-size: 0.88rem;
            border: 1px solid rgba(201, 168, 76, 0.2);
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: rgba(201, 168, 76, 0.25);
            text-decoration: none;
        }
        @media (max-width: 968px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .toc ol {
                columns: 1;
            }
            .user-feedback {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 0.6rem 0 0.2rem;
                gap: 0.2rem;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
            }
            .nav-toggle:checked~.main-nav {
                display: flex;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box button {
                width: 100%;
            }
            .featured-image img {
                border-radius: 8px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .hero {
                padding: 1.6rem 0 1.4rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
        }
        .highlight {
            background: linear-gradient(to right, rgba(201, 168, 76, 0.15), transparent);
            padding: 0.1rem 0.6rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #c9a84c;
            color: #1a3a2a;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.15rem 0.7rem;
            border-radius: 20px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .btn-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #1a3a2a;
            color: #c9a84c;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            border: 2px solid #c9a84c;
            transition: transform 0.25s, background 0.25s;
            z-index: 999;
        }
        .btn-top:hover {
            transform: translateY(-4px);
            background: #2d5a3d;
            color: #e0c878;
            text-decoration: none;
        }
        @media (max-width: 600px) {
            .btn-top {
                bottom: 1rem;
                right: 1rem;
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
        }
        .schema-hidden {
            display: none;
        }
        @media print {
            .site-header {
                position: static;
            }
            .sidebar,
            .search-box,
            .user-feedback,
            .btn-top,
            .hamburger {
                display: none !important;
            }
            .main-grid {
                display: block;
            }
            .site-footer {
                break-inside: avoid;
            }
        }