*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a2a;
            --primary-light: #2d5a3e;
            --secondary: #c8a84e;
            --secondary-light: #e8c86e;
            --accent: #d4880f;
            --bg: #f4f1ea;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #4a4a4a;
            --border: #d4cfc5;
            --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 12px 36px rgba(0, 0, 0, 0.14);
            --radius: 12px;
            --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--accent);
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            padding: 12px 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: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--secondary-light);
            font-size: 1.8rem;
        }
        .my-logo:hover {
            color: var(--secondary-light);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.7);
            display: block;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--secondary);
            color: var(--secondary);
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 6px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(200, 168, 78, 0.15);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #f0ede6;
            padding: 6px 14px;
            border-radius: 6px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background var(--transition), color var(--transition);
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background: var(--secondary);
            color: var(--primary);
            text-decoration: none;
        }
        .main-nav a.active {
            background: var(--secondary);
            color: var(--primary);
        }
        .breadcrumb {
            background: transparent;
            padding: 14px 0 6px;
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--primary-light);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb span {
            color: var(--text-light);
        }
        .breadcrumb .sep {
            margin: 0 4px;
            color: #b0a89a;
        }
        .hero {
            padding: 30px 0 20px;
        }
        .hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .hero h1 i {
            color: var(--accent);
            margin-right: 12px;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 18px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 18px;
        }
        .hero .meta i {
            margin-right: 6px;
            color: var(--accent);
        }
        .hero .last-updated {
            background: var(--secondary-light);
            color: var(--primary);
            padding: 2px 14px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.85rem;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 10px 0 40px;
        }
        .content-main {
            min-width: 0;
        }
        .content-main section {
            margin-bottom: 40px;
        }
        .content-main h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 28px;
            margin-bottom: 14px;
            border-left: 6px solid var(--secondary);
            padding-left: 18px;
        }
        .content-main h2 i {
            color: var(--accent);
            margin-right: 10px;
        }
        .content-main h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--primary-light);
            margin-top: 24px;
            margin-bottom: 10px;
        }
        .content-main h3 i {
            color: var(--secondary);
            margin-right: 8px;
        }
        .content-main h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin-top: 18px;
            margin-bottom: 8px;
        }
        .content-main p {
            margin-bottom: 16px;
            font-size: 1.02rem;
            color: var(--text);
        }
        .content-main p b,
        .content-main p strong {
            color: var(--primary);
        }
        .content-main ul,
        .content-main ol {
            margin: 12px 0 20px 24px;
        }
        .content-main li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .content-main .feature-box {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            margin: 20px 0;
            border-left: 6px solid var(--secondary);
        }
        .content-main .feature-box h4 {
            margin-top: 0;
        }
        .content-main .insight {
            background: #eef5eb;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 18px 0;
            border-left: 6px solid var(--primary-light);
        }
        .content-main .insight i {
            color: var(--accent);
            margin-right: 8px;
        }
        .img-wrapper {
            margin: 28px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--bg-card);
        }
        .img-wrapper img {
            width: 100%;
            height: auto;
            display: block;
        }
        .img-wrapper figcaption {
            padding: 12px 18px;
            font-size: 0.9rem;
            color: var(--text-light);
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            padding: 6px 0;
            border-bottom: 1px solid #f0ede6;
        }
        .sidebar-card li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
        }
        .sidebar-card li a i {
            color: var(--secondary);
            width: 18px;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 10px 0;
        }
        .search-form input {
            flex: 1;
            padding: 10px 16px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            background: var(--bg);
            transition: border var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--secondary);
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 1rem;
            cursor: pointer;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .search-form button:hover {
            background: var(--primary-light);
        }
        .feedback-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 30px;
            box-shadow: var(--shadow);
            margin: 36px 0;
        }
        .feedback-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-section h3 i {
            color: var(--accent);
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            background: var(--bg);
            transition: border var(--transition);
            font-family: var(--font);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--secondary);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #d4cfc5;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            color: #d4cfc5;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--secondary);
        }
        .site-footer {
            background: var(--primary);
            color: #e8e3da;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-inner h4 {
            color: var(--secondary);
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .footer-inner a {
            color: #d4cfc5;
        }
        .footer-inner a:hover {
            color: var(--secondary-light);
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner li {
            padding: 4px 0;
        }
        friend-link {
            display: block;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.95rem;
        }
        friend-link a {
            color: var(--secondary-light);
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .copyright strong {
            color: var(--secondary-light);
        }
        @media (max-width: 1024px) {
            .content-wrap {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--primary);
                padding: 12px 0 16px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                width: 100%;
                border-radius: 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .content-main h2 {
                font-size: 1.5rem;
            }
            .content-main h3 {
                font-size: 1.2rem;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feedback-section {
                padding: 20px 18px;
            }
            .header-inner {
                gap: 8px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo small {
                font-size: 0.65rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
            .content-main p {
                font-size: 0.98rem;
            }
            .search-form {
                flex-wrap: wrap;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-secondary {
            color: var(--secondary);
        }
        .fw-bold {
            font-weight: 700;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .gap-4 {
            gap: 4px;
        }