* {
            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: #2c3e50;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        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, #3498db, #2c3e50);
            color: white;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
        }
        .section-padding {
            padding: 60px 0;
        }
        .text-center {
            text-align: center;
        }
        .highlight {
            background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .header {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-top {
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            color: #FFD700;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 992px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #FFD700;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 992px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 80px;
            left: 0;
            width: 100%;
            background: #1a2980;
            flex-direction: column;
            padding: 20px;
            gap: 15px;
            display: none;
            z-index: 999;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 1.2rem;
        }
        .breadcrumb {
            padding: 15px 0;
            background: #ecf0f1;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #7f8c8d;
        }
        .hero {
            background: linear-gradient(rgba(26, 41, 128, 0.9), rgba(38, 208, 206, 0.9)), url('https://images.unsplash.com/photo-1542831371-29b0f74f9713?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;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .search-section {
            background: white;
            padding: 30px;
            border-radius: 15px;
            margin-top: -50px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
            position: relative;
            z-index: 2;
        }
        .search-form {
            display: flex;
            max-width: 800px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 18px 25px;
            border: 2px solid #3498db;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-btn {
            background: linear-gradient(135deg, #3498db, #2c3e50);
            color: white;
            border: none;
            padding: 0 35px;
            border-radius: 0 50px 50px 0;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(135deg, #2980b9, #1a252f);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 20px;
            margin-bottom: 30px;
            border-bottom: 2px solid #ecf0f1;
            font-size: 0.95rem;
            color: #7f8c8d;
        }
        .article-meta i {
            margin-right: 8px;
            color: #3498db;
        }
        .main-content h2 {
            font-size: 2.2rem;
            color: #2c3e50;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #3498db;
        }
        .main-content h3 {
            font-size: 1.8rem;
            color: #3498db;
            margin: 30px 0 15px;
        }
        .main-content p {
            margin-bottom: 25px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .main-content ul, .main-content ol {
            margin: 20px 0 20px 30px;
        }
        .main-content li {
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        .feature-img {
            border-radius: 10px;
            overflow: hidden;
            margin: 30px 0;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .info-box {
            background: linear-gradient(135deg, #fdfcfb, #e2d1c3);
            border-left: 5px solid #3498db;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .info-box h4 {
            color: #2c3e50;
            margin-bottom: 10px;
            font-size: 1.5rem;
        }
        .quote {
            font-style: italic;
            background: #ecf0f1;
            padding: 30px;
            border-radius: 10px;
            margin: 30px 0;
            font-size: 1.3rem;
            color: #2c3e50;
            position: relative;
        }
        .quote::before {
            content: '\201C';
            font-size: 4rem;
            color: #3498db;
            position: absolute;
            top: -10px;
            left: 15px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        .sidebar-widget h3 {
            color: #2c3e50;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #3498db;
            font-size: 1.5rem;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #FFD700;
            margin: 15px 0;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-form select, .rating-form textarea {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
        }
        .rating-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment {
            border-bottom: 1px solid #eee;
            padding: 20px 0;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: bold;
            color: #2c3e50;
        }
        .comment-date {
            font-size: 0.9rem;
            color: #95a5a6;
        }
        .comment-text {
            margin-top: 10px;
        }
        .interactive-section {
            background: white;
            border-radius: 15px;
            padding: 40px;
            margin-top: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        .tabs {
            display: flex;
            border-bottom: 2px solid #ecf0f1;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        .tab-btn {
            padding: 15px 30px;
            background: none;
            border: none;
            font-size: 1.1rem;
            font-weight: 600;
            color: #7f8c8d;
            cursor: pointer;
            transition: all 0.3s;
            border-bottom: 3px solid transparent;
        }
        .tab-btn.active {
            color: #3498db;
            border-bottom: 3px solid #3498db;
        }
        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease;
        }
        .tab-content.active {
            display: block;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #2c3e50;
        }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .web-links {
            background: #2c3e50;
            color: white;
            padding: 50px 0;
            margin-top: 60px;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-top: 30px;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.1);
            padding: 20px;
            border-radius: 10px;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }
        .web-link a {
            color: #3498db;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
            margin-bottom: 10px;
        }
        .web-link p {
            color: #ecf0f1;
            font-size: 0.95rem;
        }
        .footer {
            background: #1a252f;
            color: #bdc3c7;
            padding: 60px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: #3498db;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul li a:hover {
            color: #3498db;
            padding-left: 5px;
        }
        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            transition: all 0.3s;
        }
        .social-links a:hover {
            background: #3498db;
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #95a5a6;
        }
        @media (max-width: 768px) {
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 15px;
            }
            .search-btn {
                border-radius: 50px;
                padding: 15px;
            }
            .tabs {
                flex-direction: column;
            }
            .tab-btn {
                border-bottom: 1px solid #ecf0f1;
            }
            .main-content, .interactive-section, .sidebar-widget {
                padding: 25px;
            }
        }