:root {
            --primary-dark: #1a3c2e;
            --primary-accent: #2e7d32;
            --secondary-warm: #d35400;
            --neutral-light: #f4f4f4;
            --neutral-dark: #333;
            --text-primary: #222;
            --text-secondary: #555;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --max-content-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: #f9f9f9;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
            padding-left: 1.2em;
        }
        .container {
            width: 100%;
            max-width: var(--max-content-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .italic { font-style: italic; }
        .highlight {
            background-color: #fff9c4;
            padding: 2px 6px;
            border-radius: 3px;
        }
        .emoji { font-size: 1.2em; }
        .site-header {
            background-color: var(--primary-dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: linear-gradient(90deg, #4caf50, #ff9800);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            padding: 5px 0;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav ul {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .main-nav a {
            color: #eee;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover {
            color: #ff9800;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #ff9800;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            background-color: #edf7ed;
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            padding-left: 0;
        }
        .breadcrumb li {
            display: inline;
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: #777;
        }
        .breadcrumb a {
            color: var(--primary-accent);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-accent);
            color: var(--primary-dark);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-dark);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-accent);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary-warm);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            color: var(--text-secondary);
        }
        blockquote {
            border-left: 5px solid var(--primary-accent);
            padding-left: 25px;
            margin: 2rem 0;
            font-style: italic;
            color: #666;
            background-color: #f9f9f9;
            padding: 20px 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .featured-image img:hover {
            transform: scale(1.01);
        }
        .image-caption {
            margin-top: 10px;
            font-size: 0.9rem;
            color: #777;
            font-style: italic;
        }
        .search-form {
            display: flex;
            margin-bottom: 20px;
        }
        .search-input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            border-color: var(--primary-accent);
        }
        .search-button {
            background-color: var(--primary-accent);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1rem;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: var(--primary-dark);
        }
        .comment-form, .rating-form {
            background-color: #f8f8f8;
            padding: 25px;
            border-radius: var(--border-radius);
            margin-top: 30px;
            border: 1px solid #eaeaea;
        }
        .form-title {
            margin-bottom: 1.2rem;
            color: var(--primary-dark);
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
            color: #444;
        }
        .form-input, .form-textarea, .form-select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-input:focus, .form-textarea:focus, .form-select:focus {
            border-color: var(--primary-accent);
            outline: none;
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-button {
            background-color: var(--secondary-warm);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .submit-button:hover {
            background-color: #b33c00;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            margin: 10px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffc107;
        }
        .site-footer {
            background-color: var(--primary-dark);
            color: #ccc;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: var(--border-radius);
            margin: 15px 0;
            text-align: center;
            width: 100%;
        }
        friend-link a {
            color: #4caf50;
            font-weight: 600;
        }
        friend-link a:hover {
            color: #ff9800;
            text-decoration: underline;
        }
        .copyright {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #444;
            width: 100%;
            text-align: center;
            font-size: 0.9rem;
            color: #aaa;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #777;
            text-align: right;
            margin-top: 20px;
            font-style: italic;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--primary-dark);
                padding: 1rem;
                box-shadow: var(--shadow);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .article-content, .sidebar-widget {
                padding: 25px;
            }
            .header-container, .main-content {
                padding-left: 15px;
                padding-right: 15px;
            }
        }