:root {
            --primary-green: #8BC34A;
            --dark-green: #689F38;
            --accent-orange: #FF9800;
            --dark-bg: #2C3E50;
            --light-bg: #ECF0F1;
            --text-dark: #333;
            --text-light: #f8f9fa;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #1a2530 100%);
            color: var(--text-light);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo a {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-green);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo i {
            color: var(--accent-orange);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .desktop-nav a:hover,
        .desktop-nav a:focus {
            background-color: var(--primary-green);
            color: var(--dark-bg);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--text-light);
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--dark-bg);
            flex-direction: column;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            width: 100%;
        }
        .mobile-nav li {
            width: 100%;
            margin-bottom: 0.5rem;
        }
        .mobile-nav a {
            display: block;
            color: var(--text-light);
            text-decoration: none;
            padding: 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: var(--primary-green);
            color: var(--dark-bg);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.75rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: var(--dark-green);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background-color: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1 {
            color: var(--dark-bg);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-orange);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--dark-green);
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem 0;
            padding-left: 0.5rem;
            border-left: 5px solid var(--primary-green);
        }
        h3 {
            color: var(--dark-bg);
            font-size: 1.6rem;
            margin: 2rem 0 1rem 0;
        }
        h4 {
            color: #555;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem 0;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--dark-bg);
            background-color: #f1f8e9;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid var(--accent-orange);
        }
        strong {
            color: var(--dark-bg);
            font-weight: 700;
        }
        em {
            color: var(--dark-green);
            font-style: italic;
        }
        a.content-link {
            color: var(--dark-green);
            text-decoration: underline;
            font-weight: 600;
            transition: var(--transition);
        }
        a.content-link:hover {
            color: var(--accent-orange);
            text-decoration: none;
        }
        .hero-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .info-box {
            background: linear-gradient(to right, #e3f2fd, #f3e5f5);
            border-left: 5px solid #7e57c2;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .info-box h3 {
            margin-top: 0;
            color: #5e35b1;
        }
        .tip {
            background-color: #fff8e1;
            border: 1px dashed var(--accent-orange);
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 8px;
        }
        .feature-box {
            background-color: #f9f9f9;
            border: 2px solid #eee;
            border-radius: 10px;
            padding: 2rem;
            margin: 3rem 0;
            text-align: center;
        }
        .feature-box h2 {
            border-left: none;
            padding-left: 0;
            text-align: center;
            color: var(--dark-bg);
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 500px;
            margin: 1.5rem auto;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--dark-bg);
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(139, 195, 74, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, var(--primary-green), var(--dark-green));
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            text-decoration: none;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, var(--dark-green), #4b7d29);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 2rem;
            color: #FFD700;
            cursor: pointer;
        }
        .star:hover {
            transform: scale(1.2);
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: var(--dark-bg);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
            margin-bottom: 1.2rem;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 0.8rem;
        }
        .link-list a {
            color: var(--dark-green);
            text-decoration: none;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            display: block;
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        .link-list a:hover {
            background-color: #f1f8e9;
            border-left-color: var(--accent-orange);
            padding-left: 1.2rem;
        }
        .update-time {
            font-size: 0.9rem;
            color: #777;
            background-color: #fff8e1;
            padding: 0.8rem;
            border-radius: 6px;
            text-align: center;
            border: 1px solid #ffecb3;
        }
        .update-time i {
            color: var(--accent-orange);
            margin-right: 0.5rem;
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 2rem 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-widget h4 {
            color: var(--primary-green);
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #3a506b;
        }
        friend-link {
            display: block;
            margin-bottom: 1rem;
        }
        friend-link a {
            color: #ddd;
            text-decoration: none;
            transition: var(--transition);
        }
        friend-link a:hover {
            color: var(--primary-green);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #3a506b;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .main-content, .sidebar {
                padding: 1.5rem;
            }
            .container {
                padding: 0 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .main-content, .sidebar {
            animation: fadeIn 0.8s ease-out;
        }
        .text-center {
            text-align: center;
        }
        .mt-3 { margin-top: 3rem; }
        .mb-3 { margin-bottom: 3rem; }
        .emoji { font-size: 1.2em; }