:root {
            --primary: #5b8c5a;
            --secondary: #e8d8b6;
            --accent: #d4a574;
            --dark: #2c3e2d;
            --light: #f8f5f0;
            --text: #333333;
            --gray: #6c757d;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text);
            background-color: var(--light);
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
            color: white;
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            border-radius: 0 0 10px 10px;
            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;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--secondary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i {
            color: var(--accent);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
            font-size: 1rem;
            min-height: 44px;
            display: flex;
            align-items: center;
        }
        nav a:hover, nav a:focus {
            background-color: rgba(255,255,255,0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
            min-height: 44px;
            min-width: 44px;
        }
        main {
            display: grid;
            grid-template-columns: 3fr 1fr;
            gap: 2rem;
            margin-bottom: 3rem;
        }
        article {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        aside {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1 {
            color: var(--dark);
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--primary);
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-top: 1rem;
            border-top: 1px solid #eee;
        }
        h3 {
            color: var(--dark);
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        h4 {
            color: var(--gray);
            font-size: 1.2rem;
            margin: 1.2rem 0 0.5rem;
        }
        p {
            margin-bottom: 1rem;
            max-width: 80ch;
        }
        .lead {
            font-size: 1.2rem;
            color: var(--dark);
            font-weight: 500;
            margin-bottom: 1.5rem;
        }
        section {
            margin-bottom: 2rem;
        }
        ul, ol {
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .info-box {
            background: var(--secondary);
            border-left: 4px solid var(--accent);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .warning {
            background: #fff3cd;
            border-left: 4px solid #ffc107;
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 0 4px 4px 0;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .responsive-img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .image-caption {
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 0.5rem;
            font-style: italic;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            background: white;
        }
        th {
            background-color: var(--primary);
            color: white;
            padding: 1rem;
            text-align: left;
        }
        td {
            padding: 0.8rem 1rem;
            border-bottom: 1px solid #eee;
        }
        tr:hover {
            background-color: #f9f9f9;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        input, select, textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(91, 140, 90, 0.1);
        }
        button, .btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            min-height: 44px;
            min-width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        button:hover, .btn:hover {
            background-color: var(--dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .btn-secondary {
            background-color: var(--accent);
        }
        .btn-small {
            padding: 0.5rem 1rem;
            font-size: 0.9rem;
        }
        .rating-stars {
            color: #ffc107;
            font-size: 1.5rem;
            margin: 0.5rem 0;
        }
        .social-share {
            display: flex;
            gap: 0.8rem;
            margin: 1.5rem 0;
            flex-wrap: wrap;
        }
        .social-btn {
            background-color: #f0f0f0;
            color: var(--text);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        .social-btn:hover {
            transform: translateY(-3px);
        }
        .facebook:hover { background-color: #3b5998; color: white; }
        .twitter:hover { background-color: #1da1f2; color: white; }
        .reddit:hover { background-color: #ff4500; color: white; }
        #back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background-color: var(--primary);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 999;
        }
        #back-to-top.visible {
            opacity: 1;
        }
        footer {
            background-color: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            border-radius: 10px 10px 0 0;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--secondary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #ddd;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        friend-link a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .last-updated {
            background-color: #e9f7ef;
            padding: 1rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .author-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #f0f7ff;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            margin: 1rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            nav {
                width: 100%;
                margin-top: 1rem;
                display: none;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            article, aside {
                padding: 1.5rem 1rem;
            }
            #back-to-top {
                bottom: 1rem;
                right: 1rem;
                width: 44px;
                height: 44px;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .lead {
                font-size: 1.1rem;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        :focus {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }
        .text-center { text-align: center; }
        .text-primary { color: var(--primary); }
        .text-accent { color: var(--accent); }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .d-flex { display: flex; }
        .align-center { align-items: center; }
        .justify-between { justify-content: space-between; }
        .gap-1 { gap: 0.5rem; }
        .gap-2 { gap: 1rem; }
        .flex-wrap { flex-wrap: wrap; }