*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #2e7d32;
            --primary-light: #4caf50;
            --primary-dark: #1b5e20;
            --secondary: #fdd835;
            --accent: #ff6f00;
            --bg: #f1f8e9;
            --bg-card: #ffffff;
            --text: #1a1a2e;
            --text-light: #555;
            --border: #c8e6c9;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 16px;
            --radius-sm: 8px;
            --font: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding-top: var(--header-height);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(27, 94, 32, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.18);
            height: var(--header-height);
            border-bottom: 3px solid var(--secondary);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            gap: 16px;
        }
        .my-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 900;
            color: #fff;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
            letter-spacing: -0.5px;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo .logo-icon {
            font-size: 2rem;
            color: var(--secondary);
        }
        .my-logo .logo-sub {
            font-size: 0.6rem;
            opacity: 0.8;
            display: block;
            font-weight: 400;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        nav#main-nav ul {
            display: flex;
            list-style: none;
            gap: 6px;
            align-items: center;
            flex-wrap: wrap;
        }
        nav#main-nav ul li a {
            color: #f1f8e9;
            padding: 8px 16px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        nav#main-nav ul li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--secondary);
            text-decoration: none;
        }
        nav#main-nav ul li a.active {
            background: var(--secondary);
            color: var(--primary-dark);
        }
        .breadcrumb {
            background: var(--bg-card);
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.85rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb ol li {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-light);
        }
        .breadcrumb ol li+li::before {
            content: "›";
            color: var(--primary-light);
            font-weight: 700;
            font-size: 1.2rem;
            margin-right: 6px;
        }
        .breadcrumb ol li a {
            color: var(--primary);
        }
        .breadcrumb ol li a:hover {
            text-decoration: underline;
        }
        .breadcrumb ol li[aria-current="page"] {
            color: var(--primary-dark);
            font-weight: 600;
        }
        main {
            flex: 1;
        }
        .page-content {
            padding: 30px 0 50px;
        }
        .hero-section {
            background: linear-gradient(135deg, #1b5e20 0%, #2e7d32 40%, #388e3c 100%);
            border-radius: var(--radius);
            padding: 40px 36px;
            margin-bottom: 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .hero-section::after {
            content: "🌱🧟";
            position: absolute;
            right: 20px;
            bottom: 10px;
            font-size: 5rem;
            opacity: 0.12;
            pointer-events: none;
        }
        .hero-section h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 12px;
            text-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }
        .hero-section h1 .highlight {
            color: var(--secondary);
        }
        .hero-section p {
            font-size: 1.15rem;
            max-width: 780px;
            opacity: 0.92;
            margin-bottom: 8px;
        }
        .hero-section .last-updated {
            display: inline-block;
            margin-top: 16px;
            font-size: 0.85rem;
            background: rgba(255, 255, 255, 0.15);
            padding: 6px 18px;
            border-radius: 40px;
            backdrop-filter: blur(4px);
        }
        .section-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 36px;
            margin-bottom: 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .section-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .section-card h2 {
            font-size: 1.8rem;
            color: var(--primary-dark);
            margin-bottom: 16px;
            border-left: 6px solid var(--secondary);
            padding-left: 18px;
        }
        .section-card h2 .emoji {
            margin-right: 10px;
        }
        .section-card h3 {
            font-size: 1.35rem;
            color: var(--primary);
            margin: 24px 0 12px;
        }
        .section-card h4 {
            font-size: 1.1rem;
            color: var(--text);
            margin: 18px 0 8px;
            font-weight: 600;
        }
        .section-card p {
            margin-bottom: 14px;
            color: var(--text);
        }
        .section-card p strong {
            color: var(--primary-dark);
        }
        .section-card ul,
        .section-card ol {
            margin: 12px 0 16px 24px;
        }
        .section-card li {
            margin-bottom: 6px;
        }
        .section-card .insight-box {
            background: #f1f8e9;
            border-left: 5px solid var(--primary-light);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 18px 0;
        }
        .section-card .insight-box strong {
            color: var(--primary-dark);
        }
        .feature-img-wrap {
            margin: 24px 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            position: relative;
        }
        .feature-img-wrap img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .feature-img-wrap .img-caption {
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            padding: 8px 16px;
            font-size: 0.85rem;
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            backdrop-filter: blur(4px);
        }
        .link-cluster {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 18px 0;
        }
        .link-cluster a {
            background: #e8f5e9;
            border: 1px solid var(--border);
            padding: 6px 16px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            color: var(--primary-dark);
        }
        .link-cluster a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .search-section {
            background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
            border: 2px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 32px;
            margin-bottom: 28px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
        }
        .search-section label {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section form {
            display: flex;
            flex: 1;
            min-width: 220px;
            gap: 10px;
        }
        .search-section input[type="text"] {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid var(--border);
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border-color var(--transition);
            background: #fff;
        }
        .search-section input[type="text"]:focus {
            border-color: var(--primary);
        }
        .search-section button {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: var(--primary-dark);
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-bottom: 28px;
        }
        @media (max-width: 700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .interaction-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .interaction-card h3 {
            font-size: 1.3rem;
            color: var(--primary-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .interaction-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .interaction-card form input,
        .interaction-card form textarea,
        .interaction-card form select {
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            outline: none;
            transition: border-color var(--transition);
            font-family: var(--font);
            background: #fafffe;
        }
        .interaction-card form input:focus,
        .interaction-card form textarea:focus,
        .interaction-card form select:focus {
            border-color: var(--primary);
        }
        .interaction-card form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interaction-card form button {
            padding: 12px 24px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            align-self: flex-start;
        }
        .interaction-card form button:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 6px;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            transition: color var(--transition);
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: var(--secondary);
        }
        footer {
            background: #1b5e20;
            color: #e8f5e9;
            padding: 40px 0 20px;
            margin-top: 40px;
            border-top: 4px solid var(--secondary);
        }
        footer .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
        }
        @media (max-width: 700px) {
            footer .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        footer h4 {
            color: var(--secondary);
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        footer p,
        footer a {
            color: #c8e6c9;
            font-size: 0.9rem;
        }
        footer a:hover {
            color: #fff;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 6px;
            background: rgba(255, 255, 255, 0.08);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            transition: background var(--transition);
        }
        friend-link a:hover {
            background: rgba(255, 255, 255, 0.18);
            text-decoration: none;
        }
        .copyright {
            grid-column: 1 / -1;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            margin-top: 18px;
            text-align: center;
            font-size: 0.85rem;
            color: #a5d6a7;
        }
        @media (max-width: 820px) {
            .nav-toggle {
                display: block;
            }
            nav#main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(27, 94, 32, 0.98);
                backdrop-filter: blur(12px);
                padding: 20px 24px;
                border-bottom: 3px solid var(--secondary);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }
            nav#main-nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            nav#main-nav ul {
                flex-direction: column;
                gap: 10px;
                width: 100%;
            }
            nav#main-nav ul li a {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 1rem;
            }
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .section-card {
                padding: 24px 18px;
            }
            .hero-section {
                padding: 28px 20px;
            }
            .search-section {
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
            }
            .search-section form {
                flex-direction: column;
            }
            .my-logo {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 480px) {
            :root {
                --header-height: 60px;
            }
            .hero-section h1 {
                font-size: 1.5rem;
            }
            .section-card h2 {
                font-size: 1.4rem;
                padding-left: 12px;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 4px 8px;
            }
            .interaction-card {
                padding: 20px 16px;
            }
            .my-logo .logo-sub {
                display: none;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #e8f5e9;
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-light);
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }
        @media print {
            header,
            .breadcrumb,
            .search-section,
            .interaction-grid,
            footer {
                display: none !important;
            }
            body {
                padding-top: 0;
                background: #fff;
            }
            .section-card {
                box-shadow: none;
                border: 1px solid #ddd;
                break-inside: avoid;
            }
        }