* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2a7d2a;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1a5a1a;
        }
        ul, ol {
            padding-left: 1.5em;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1, h2, h3, h4 {
            font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
            color: #1e3a1e;
            margin-top: 1.5em;
            margin-bottom: 0.5em;
            line-height: 1.2;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid #2a7d2a;
            padding-bottom: 10px;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid #2a7d2a;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            color: #2a7d2a;
        }
        h4 {
            font-size: 1.4rem;
            color: #3d8b3d;
        }
        p {
            margin-bottom: 1.2em;
            text-align: justify;
        }
        strong {
            color: #1e3a1e;
            font-weight: 700;
        }
        em {
            color: #555;
        }
        .site-header {
            background-color: #1e3a1e;
            color: #fff;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #4caf50;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-family: 'Trebuchet MS', sans-serif;
        }
        .my-logo:hover {
            color: #81c784;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #fff;
            font-weight: 600;
            padding: 5px 10px;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: #2a7d2a;
            color: #fff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9f5e9;
            padding: 10px 20px;
            margin: 10px 0;
            border-radius: 5px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin: 0 10px;
            color: #666;
        }
        .search-container {
            background: linear-gradient(to right, #2a7d2a, #1e3a1e);
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
            color: white;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto 0;
        }
        .search-input {
            flex: 1;
            padding: 12px 15px;
            border: none;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-button {
            background-color: #ff9800;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-button:hover {
            background-color: #e68900;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: #fff;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar {
            background-color: #fff;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget-title {
            font-size: 1.3rem;
            border-bottom: 2px solid #2a7d2a;
            padding-bottom: 5px;
            margin-bottom: 1rem;
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            width: 100%;
            max-height: 500px;
            object-fit: cover;
        }
        .image-caption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .user-interaction {
            background-color: #f0f7f0;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .interaction-title {
            text-align: center;
            margin-bottom: 1.5rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            font-size: 1.8rem;
            color: #ffc107;
            margin-bottom: 1rem;
        }
        .star {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .star:hover {
            transform: scale(1.2);
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 5px;
            font-weight: 600;
        }
        .form-input, .form-textarea {
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            background-color: #2a7d2a;
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1.1rem;
            transition: background 0.3s;
            align-self: flex-start;
        }
        .submit-button:hover {
            background-color: #1a5a1a;
        }
        .site-footer {
            background-color: #1e3a1e;
            color: #ddd;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #81c784;
            border-bottom: 2px solid #2a7d2a;
            padding-bottom: 10px;
            margin-bottom: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: #81c784;
            padding-left: 5px;
            transition: all 0.3s;
        }
        .friend-link {
            display: inline-block;
            background-color: #2a7d2a;
            color: white;
            padding: 8px 15px;
            border-radius: 5px;
            margin: 5px;
            transition: background 0.3s;
        }
        .friend-link:hover {
            background-color: #1a5a1a;
            color: white;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #2a7d2a;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            h4 { font-size: 1.2rem; }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .main-nav {
                width: 100%;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #2a7d2a;
            }
            .main-nav a {
                display: block;
                padding: 12px 15px;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1rem;
                right: 20px;
            }
            .article-content, .sidebar {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-button {
                border-radius: 5px;
                width: 100%;
            }
            .search-button {
                margin-top: 10px;
                padding: 12px;
            }
        }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        .highlight {
            background-color: #fffacd;
            padding: 15px;
            border-left: 4px solid #ff9800;
            margin: 1.5em 0;
        }
        .update-time {
            font-style: italic;
            color: #777;
            background-color: #f0f0f0;
            padding: 5px 10px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 1em;
        }