* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2c3e50;
            transition: color 0.3s;
        }
        a:hover {
            color: #e74c3c;
        }
        ul, ol {
            list-style-position: inside;
            padding-left: 1rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }
        header {
            background: linear-gradient(135deg, #2c3e50, #4a6491);
            color: #fff;
            padding: 1rem 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;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
        }
        .logo i {
            color: #e74c3c;
            margin-right: 10px;
        }
        nav.desktop-nav ul {
            display: flex;
            gap: 2rem;
        }
        nav.desktop-nav a {
            color: #ecf0f1;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        nav.desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #e74c3c;
            transition: width 0.3s;
        }
        nav.desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: #2c3e50;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: #ecf0f1;
            padding: 1rem;
            border-bottom: 1px solid #4a6491;
            font-weight: 600;
        }
        .mobile-nav a:hover {
            background: #34495e;
        }
        .breadcrumb {
            background: #ecf0f1;
            padding: 0.8rem 20px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #e74c3c;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #95a5a6;
        }
        .hero {
            background: linear-gradient(rgba(44,62,80,0.85), rgba(44,62,80,0.9)), url('https://images.unsplash.com/photo-1591799264318-7e6ef8ddb7ea?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: #fff;
            text-align: center;
            padding: 4rem 1rem;
            margin-bottom: 2rem;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 1rem;
            border: none;
            border-radius: 30px 0 0 30px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            background: #e74c3c;
            color: #fff;
            border: none;
            border-radius: 0 30px 30px 0;
            padding: 1rem 2rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #c0392b;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .content {
            background: #fff;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        article h2 {
            color: #2c3e50;
            font-size: 2.2rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #e74c3c;
        }
        article h3 {
            color: #34495e;
            font-size: 1.7rem;
            margin: 1.8rem 0 1rem;
        }
        article h4 {
            color: #7f8c8d;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        article strong {
            color: #2c3e50;
            font-weight: 700;
        }
        .highlight {
            background: #fff9e6;
            border-left: 5px solid #f1c40f;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 5px 5px 0;
        }
        .quote {
            font-style: italic;
            color: #555;
            border-left: 4px solid #3498db;
            padding-left: 1.5rem;
            margin: 2rem 0;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            transition: transform 0.5s;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            font-size: 0.95rem;
            color: #7f8c8d;
            margin-top: 0.8rem;
            font-style: italic;
        }
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .tip-card {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 8px;
            border-top: 4px solid #2ecc71;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .tip-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        }
        .tip-card h4 {
            color: #27ae60;
            margin-top: 0;
        }
        .sidebar {
            background: #fff;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: #2c3e50;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e74c3c;
        }
        .sidebar ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar li {
            margin-bottom: 1rem;
        }
        .sidebar a {
            display: block;
            padding: 0.8rem;
            background: #f8f9fa;
            border-radius: 5px;
            transition: background 0.3s, padding-left 0.3s;
        }
        .sidebar a:hover {
            background: #e74c3c;
            color: #fff;
            padding-left: 1.5rem;
        }
        .rating-widget {
            text-align: center;
            padding: 1.5rem;
            background: #f8f9fa;
            border-radius: 10px;
            margin-top: 2rem;
        }
        .stars {
            font-size: 2rem;
            color: #f1c40f;
            margin: 1rem 0;
        }
        .stars i {
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars i:hover {
            color: #f39c12;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ddd;
            border-radius: 5px;
            margin-top: 1rem;
            font-family: inherit;
            resize: vertical;
        }
        .comment-form button {
            background: #3498db;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 5px;
            margin-top: 1rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        .comment-form button:hover {
            background: #2980b9;
        }
        .web-links {
            background: #2c3e50;
            color: #fff;
            padding: 3rem 20px;
            margin-top: 3rem;
        }
        .web-links h2 {
            text-align: center;
            margin-bottom: 2rem;
            font-size: 2rem;
        }
        .links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: #34495e;
            padding: 1.5rem;
            border-radius: 8px;
            transition: background 0.3s, transform 0.3s;
        }
        .web-link:hover {
            background: #3d566e;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-weight: 600;
            display: block;
        }
        footer {
            background: #1a252f;
            color: #bdc3c7;
            padding: 3rem 20px 2rem;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-links a {
            color: #ecf0f1;
        }
        .footer-links a:hover {
            color: #e74c3c;
        }
        .copyright {
            font-size: 0.9rem;
            color: #7f8c8d;
            padding-top: 2rem;
            border-top: 1px solid #2c3e50;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav.desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .content {
                padding: 1.5rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            article h3 {
                font-size: 1.5rem;
            }
            .sidebar {
                padding: 1.5rem;
                position: static;
            }
        }