:root {
            --primary-color: #0d6b3a;
            --primary-dark: #094927;
            --secondary-color: #d4af37;
            --accent-color: #c1272d;
            --light-color: #f8f9fa;
            --dark-color: #212529;
            --gray-color: #6c757d;
            --gray-light: #e9ecef;
            --border-radius: 8px;
            --box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
            --container-max: 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(--dark-color);
            background-color: #fefefe;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: 12px 28px;
            border-radius: var(--border-radius);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--primary-dark);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--box-shadow);
        }
        .btn-secondary {
            background: var(--secondary-color);
            color: var(--dark-color);
        }
        .btn-secondary:hover {
            background: #b8941f;
        }
        .site-header {
            background-color: var(--dark-color);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--secondary-color);
        }
        .my-logo:hover {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--secondary-color);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--secondary-color);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--gray-light);
            padding: 12px 0;
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 10px;
            color: var(--gray-color);
        }
        .hero {
            background: linear-gradient(rgba(13, 107, 58, 0.9), rgba(9, 73, 39, 0.9)), url('https://images.unsplash.com/photo-1612365935690-b547b6a56b2a?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 80px 0;
            text-align: center;
            border-radius: var(--border-radius);
            margin: 25px 0 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-widget {
            background: white;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            margin: 40px 0;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid var(--gray-light);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1.1rem;
        }
        .search-form button:hover {
            background: var(--primary-dark);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--gray-light);
            font-size: 0.9rem;
            color: var(--gray-color);
        }
        .last-updated {
            color: var(--accent-color);
            font-weight: 600;
        }
        h1 {
            color: var(--primary-dark);
            font-size: 2.8rem;
            margin-bottom: 25px;
            line-height: 1.3;
        }
        h2 {
            color: var(--primary-color);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary-color);
        }
        h3 {
            color: var(--dark-color);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: var(--gray-color);
            font-size: 1.3rem;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.05rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary-dark);
            margin-bottom: 30px;
            line-height: 1.6;
        }
        .highlight {
            background-color: rgba(212, 175, 55, 0.15);
            border-left: 4px solid var(--secondary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-img {
            margin: 30px 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
        }
        .featured-img figcaption {
            text-align: center;
            font-style: italic;
            padding: 10px;
            color: var(--gray-color);
            font-size: 0.9rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 10px;
        }
        .content-link {
            font-weight: 600;
            color: var(--primary-dark);
            border-bottom: 1px dotted var(--primary-color);
        }
        .content-link:hover {
            border-bottom-style: solid;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--primary-color);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--gray-light);
        }
        .related-links ul {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed var(--gray-light);
        }
        .related-links a {
            display: block;
            padding: 5px 0;
        }
        .related-links a::before {
            content: '▶';
            color: var(--secondary-color);
            margin-right: 10px;
            font-size: 0.8rem;
        }
        .interactive-section {
            background: var(--gray-light);
            padding: 30px;
            border-radius: var(--border-radius);
            margin: 40px 0;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 600px;
            margin: 0 auto;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: var(--gray-light);
            justify-content: center;
            margin: 15px 0;
        }
        .star-rating .star {
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: var(--secondary-color);
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: var(--dark-color);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(13, 107, 58, 0.1);
        }
        .form-row {
            display: flex;
            gap: 20px;
        }
        @media (max-width: 576px) {
            .form-row {
                flex-direction: column;
                gap: 0;
            }
        }
        .site-footer {
            background-color: var(--dark-color);
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 15px;
            color: white;
        }
        .footer-about p {
            color: #adb5bd;
            text-align: left;
        }
        .footer-links h4,
        .footer-social h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #adb5bd;
        }
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        .social-icons {
            display: flex;
            gap: 15px;
            font-size: 1.5rem;
        }
        .social-icons a {
            color: #adb5bd;
            transition: var(--transition);
        }
        .social-icons a:hover {
            color: var(--secondary-color);
            transform: translateY(-5px);
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 20px 0;
        }
        friend-link a {
            color: var(--secondary-color);
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #adb5bd;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--dark-color);
                padding: 20px;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
                z-index: 999;
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 15px 0;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            article {
                padding: 25px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-4 { margin-top: 40px; }
        .mb-4 { margin-bottom: 40px; }
        .py-4 { padding-top: 40px; padding-bottom: 40px; }
        .emoji {
            font-size: 1.2em;
            vertical-align: middle;
            margin: 0 3px;
        }
        .bold {
            font-weight: 700;
            color: var(--primary-dark);
        }
        .keyword {
            background-color: rgba(212, 175, 55, 0.2);
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }