* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #2c3e50;
            background-color: #f9f9f9;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2980b9;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e74c3c;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: linear-gradient(135deg, #2980b9, #2c3e50);
            color: white;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(41, 128, 185, 0.2);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(41, 128, 185, 0.3);
            background: linear-gradient(135deg, #3498db, #34495e);
        }
        header {
            background: linear-gradient(90deg, #1a2980, #26d0ce);
            color: white;
            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: white;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-family: 'Georgia', serif;
        }
        .logo span {
            color: #ffdd59;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
        }
        nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #ecf0f1;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #2980b9;
        }
        .breadcrumb span {
            color: #34495e;
            font-weight: 600;
        }
        main {
            padding: 2rem 0;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 25px rgba(0,0,0,0.05);
            margin: 2rem auto;
        }
        article {
            padding: 0 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a2980;
            margin-bottom: 1.5rem;
            line-height: 1.3;
            border-left: 6px solid #26d0ce;
            padding-left: 20px;
        }
        h2 {
            font-size: 2.2rem;
            color: #2c3e50;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 10px;
            border-bottom: 2px dashed #bdc3c7;
        }
        h3 {
            font-size: 1.7rem;
            color: #2980b9;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
            hyphens: auto;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 2rem;
            border-left: 5px solid #f39c12;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .term {
            font-weight: bold;
            color: #d35400;
        }
        .emoji {
            font-size: 1.5rem;
            margin-right: 8px;
            vertical-align: middle;
        }
        .image-container {
            text-align: center;
            margin: 3rem 0;
            padding: 15px;
            background: #f8f9fa;
            border-radius: 10px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
        }
        .image-container img {
            border-radius: 8px;
            margin: 0 auto 15px;
            border: 3px solid #dfe6e9;
        }
        figcaption {
            font-style: italic;
            color: #7f8c8d;
            margin-top: 10px;
        }
        .search-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 3rem;
            border-radius: 15px;
            text-align: center;
            color: white;
            margin: 3rem 0;
        }
        .search-form {
            display: flex;
            max-width: 700px;
            margin: 2rem auto 0;
        }
        .search-form input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-form button {
            background: #ffdd59;
            color: #2c3e50;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 35px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #ffd32a;
        }
        .interactive-section {
            background: #f8f9fa;
            padding: 3rem;
            border-radius: 15px;
            margin: 3rem 0;
        }
        .rating {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        .stars {
            font-size: 1.8rem;
            color: #f1c40f;
        }
        .stars span {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .stars span:hover {
            transform: scale(1.2);
        }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 15px;
            margin-bottom: 1rem;
            border: 2px solid #bdc3c7;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            padding: 3rem 0;
            background: #2c3e50;
            color: white;
        }
        .web-link {
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 8px;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            background: rgba(255,255,255,0.1);
        }
        .web-link a {
            color: #ecf0f1;
            font-size: 1.05rem;
            line-height: 1.6;
        }
        .web-link a:hover {
            color: #ffdd59;
        }
        footer {
            background: #1a1a2e;
            color: #ecf0f1;
            padding: 3rem 0 2rem;
            text-align: center;
        }
        .copyright {
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid #34495e;
            font-size: 0.95rem;
            color: #95a5a6;
        }
        @media (max-width: 992px) {
            .web-links {
                grid-template-columns: repeat(3, 1fr);
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(26, 41, 128, 0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 10px 10px;
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input, .search-form button {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .web-links {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            article {
                padding: 0 1rem;
            }
            .interactive-section, .search-section {
                padding: 2rem 1rem;
            }
        }