:root {
            --primary: #2ecc71;
            --primary-dark: #27ae60;
            --secondary: #3498db;
            --dark: #2c3e50;
            --light: #ecf0f1;
            --gray: #95a5a6;
            --danger: #e74c3c;
            --warning: #f39c12;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            line-height: 1.6;
        }
        body {
            background-color: #f9f9f9;
            color: #333;
            overflow-x: hidden;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .btn-secondary {
            background: var(--secondary);
        }
        .btn-secondary:hover {
            background: #2980b9;
        }
        .section {
            padding: 60px 0;
        }
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 2rem;
            color: var(--dark);
            position: relative;
            padding-bottom: 15px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--primary);
        }
        .card {
            background: white;
            border-radius: var(--radius);
            padding: 30px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        .highlight {
            background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
            padding: 25px;
            border-radius: var(--radius);
            border-left: 5px solid var(--primary);
            margin: 25px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        header {
            background: var(--dark);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0,0,0,0.2);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--primary);
        }
        .my-logo:hover {
            color: var(--primary);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 8px 0;
            position: relative;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background: #f1f8e9;
            padding: 15px 20px;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #ccc;
        }
        .hero {
            background: linear-gradient(rgba(44, 62, 80, 0.9), rgba(44, 62, 80, 0.95)), url('https://images.unsplash.com/photo-1542751371-adc38448a05e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-box {
            max-width: 600px;
            margin: 40px auto;
            background: white;
            border-radius: 50px;
            padding: 5px;
            display: flex;
            box-shadow: var(--shadow);
        }
        .search-box input {
            flex: 1;
            border: none;
            padding: 20px 25px;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 50px;
            padding: 0 35px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: var(--primary-dark);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .main-content {
            line-height: 1.7;
        }
        .main-content h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            color: var(--dark);
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .main-content h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: var(--dark);
        }
        .main-content h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
            color: var(--secondary);
        }
        .main-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .main-content strong {
            color: var(--dark);
            font-weight: 700;
        }
        .main-content ul, .main-content ol {
            margin: 1.5rem 0 1.5rem 2rem;
        }
        .main-content li {
            margin-bottom: 0.8rem;
        }
        .featured-img {
            border-radius: var(--radius);
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .featured-img figcaption {
            padding: 15px;
            background: #f8f9fa;
            font-style: italic;
            color: var(--gray);
            text-align: center;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--radius);
            padding: 25px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--dark);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary);
        }
        .related-links a {
            display: block;
            padding: 12px 0;
            border-bottom: 1px dashed #eee;
            color: var(--dark);
        }
        .related-links a:hover {
            color: var(--primary);
            padding-left: 10px;
        }
        .related-links a:last-child {
            border-bottom: none;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: var(--warning);
            margin: 15px 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 3px;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .comment-form button {
            width: 100%;
        }
        .comments-list {
            margin-top: 30px;
        }
        .comment {
            border-bottom: 1px solid #eee;
            padding: 20px 0;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            color: var(--gray);
            font-size: 0.9rem;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            color: var(--primary);
        }
        .footer-links a {
            display: block;
            color: #ddd;
            padding: 8px 0;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 8px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: var(--radius);
            margin-bottom: 10px;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            .section-title {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                padding: 30px;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .hero {
                padding: 70px 0;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .section {
                padding: 40px 0;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .search-box {
                flex-direction: column;
                border-radius: var(--radius);
            }
            .search-box input, .search-box button {
                border-radius: var(--radius);
                margin: 5px 0;
            }
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }
        .last-updated {
            background: #fff8e1;
            padding: 10px 20px;
            border-radius: var(--radius);
            display: inline-block;
            margin: 20px 0;
            font-size: 0.9rem;
            color: #666;
        }