*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3c34;
            --secondary: #2e7d6f;
            --accent: #f4a261;
            --light: #f9f6f0;
            --dark: #0f2a25;
            --text: #2d2d2d;
            --text-light: #5a5a5a;
            --white: #ffffff;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--light);
            color: var(--text);
            line-height: 1.8;
            padding: 0;
            margin: 0;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--primary);
            color: var(--white);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--white);
            background: linear-gradient(135deg, #f4a261, #e9c46a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            transition: var(--transition);
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--accent);
            margin-right: 6px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: var(--white);
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            text-decoration: none;
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--accent);
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 6px;
        }
        .breadcrumb-wrap {
            background: var(--white);
            padding: 12px 0;
            border-bottom: 1px solid #e8e3dc;
            font-size: 0.9rem;
        }
        .breadcrumb-wrap nav ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            padding: 0;
            margin: 0;
        }
        .breadcrumb-wrap nav ol li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-wrap nav ol li+li::before {
            content: "›";
            color: #b0a8a0;
            font-weight: 600;
            margin-right: 6px;
        }
        .breadcrumb-wrap nav ol li a {
            color: var(--secondary);
        }
        .breadcrumb-wrap nav ol li [aria-current="page"] {
            color: var(--text-light);
            font-weight: 500;
        }
        .hero {
            padding: 48px 0 32px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.2rem;
            color: var(--text-light);
            max-width: 800px;
            margin: 0 auto 24px;
        }
        .hero .meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.95rem;
            color: var(--text-light);
        }
        .hero .meta i {
            color: var(--secondary);
            margin-right: 6px;
        }
        .search-section {
            background: var(--white);
            padding: 28px 24px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 24px 0 40px;
        }
        .search-section form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
        }
        .search-section input[type="text"] {
            flex: 1 1 300px;
            padding: 14px 20px;
            border: 2px solid #e0dbd4;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
            background: var(--light);
        }
        .search-section input[type="text"]:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 4px rgba(46, 125, 111, 0.15);
        }
        .search-section button {
            padding: 14px 32px;
            background: var(--secondary);
            color: var(--white);
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: var(--primary);
            transform: translateY(-1px);
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 16px 0 48px;
        }
        .main-content {
            background: var(--white);
            padding: 36px 32px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .main-content h2 {
            font-size: 2rem;
            color: var(--primary);
            border-left: 6px solid var(--accent);
            padding-left: 16px;
            margin: 40px 0 20px;
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.5rem;
            color: var(--secondary);
            margin: 32px 0 14px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            color: var(--primary);
            margin: 24px 0 10px;
            font-weight: 700;
        }
        .main-content p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: var(--text);
        }
        .main-content p b,
        .main-content p strong {
            color: var(--primary);
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
            font-size: 1.05rem;
        }
        .main-content .img-wrapper {
            margin: 28px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .main-content .img-wrapper figcaption {
            padding: 12px 16px;
            background: #f4f0ea;
            font-size: 0.9rem;
            color: var(--text-light);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f4f0ea, #e8f0ed);
            padding: 24px 28px;
            border-radius: var(--radius);
            border-left: 6px solid var(--accent);
            margin: 24px 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin: 20px 0;
        }
        .stat-card {
            background: var(--light);
            padding: 20px 16px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid #e8e3dc;
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--secondary);
        }
        .stat-card .label {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .sidebar {
            background: var(--white);
            padding: 28px 24px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.3rem;
            color: var(--primary);
            border-bottom: 3px solid var(--accent);
            padding-bottom: 10px;
            margin-bottom: 18px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar ul li {
            margin-bottom: 10px;
        }
        .sidebar ul li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--transition);
            color: var(--text);
            font-weight: 500;
        }
        .sidebar ul li a:hover {
            background: #f4f0ea;
            color: var(--secondary);
            text-decoration: none;
        }
        .sidebar ul li a i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }
        .interaction-section {
            margin: 48px 0;
            padding: 32px 28px;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .interaction-section h2 {
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #e0dbd4;
            cursor: pointer;
            margin: 12px 0 18px;
        }
        .rating-stars .star.active {
            color: #f4a261;
        }
        .rating-stars .star:hover {
            color: #f4a261;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0dbd4;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
            background: var(--light);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 4px rgba(46, 125, 111, 0.1);
            outline: none;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn-primary {
            padding: 14px 32px;
            background: var(--secondary);
            color: var(--white);
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }
        .site-footer {
            background: var(--primary);
            color: var(--white);
            padding: 40px 0 24px;
            margin-top: 48px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-inner h4 {
            font-size: 1.1rem;
            margin-bottom: 14px;
            color: var(--accent);
        }
        .footer-inner p,
        .footer-inner a {
            color: #cbd5d0;
            font-size: 0.95rem;
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-inner ul li {
            margin-bottom: 6px;
        }
        friend-link {
            display: block;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.95rem;
        }
        friend-link a {
            color: #cbd5d0;
            margin: 0 4px;
        }
        friend-link a:hover {
            color: var(--accent);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #9aafa7;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                padding-top: 16px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 12px 16px;
                border-radius: 8px;
                width: 100%;
                text-align: left;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .main-content {
                padding: 24px 18px;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.25rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                width: 100%;
                flex: 1 1 auto;
            }
            .hero .meta {
                flex-direction: column;
                gap: 8px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .main-content h2 {
                font-size: 1.35rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--secondary);
            color: var(--white);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: var(--primary);
            transform: translateY(-4px);
        }