* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f9f9f9;
            max-width: 100%;
            overflow-x: hidden;
        }
        .header {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 1rem 2rem;
            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;
            max-width: 1400px;
            margin: 0 auto;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #FFD700;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo:hover {
            color: #fff;
            transform: scale(1.05);
            transition: transform 0.3s ease;
        }
        .logo i {
            font-size: 2.5rem;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
            padding: 10px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: 0.3s;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #1a237e;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile .nav-link {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 1rem 2rem;
            font-size: 0.9rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #283593;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: white;
            padding: 3rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }
        h1 {
            color: #1a237e;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            color: #283593;
            font-size: 2rem;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #FFD700;
        }
        h3 {
            color: #3949ab;
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 1.5rem;
            border-left: 5px solid #FFD700;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        strong {
            color: #1a237e;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .article-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.01);
        }
        .search-section {
            background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1.5rem auto 0;
        }
        .search-input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        }
        .search-btn {
            background: #1a237e;
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: background 0.3s;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        }
        .search-btn:hover {
            background: #283593;
        }
        .user-interaction {
            background-color: #f5f5f5;
            padding: 2.5rem;
            border-radius: 12px;
            margin: 3rem 0;
        }
        .rating-section, .comment-section {
            margin-bottom: 2.5rem;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .comment-form textarea {
            width: 100%;
            height: 150px;
            padding: 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            margin: 1rem 0;
            resize: vertical;
            font-family: inherit;
        }
        .submit-btn {
            background: #1a237e;
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s;
            display: inline-block;
        }
        .submit-btn:hover {
            background: #283593;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        @media (max-width: 1024px) {
            .sidebar {
                position: static;
            }
        }
        .sidebar h3 {
            color: #1a237e;
            border-bottom: 2px solid #FFD700;
            padding-bottom: 0.5rem;
        }
        .sidebar ul {
            list-style: none;
            margin: 1.5rem 0;
        }
        .sidebar li {
            margin-bottom: 1rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .sidebar li:before {
            content: "•";
            color: #FFD700;
            font-size: 1.5rem;
            position: absolute;
            left: 0;
            top: -2px;
        }
        .sidebar a {
            color: #283593;
            text-decoration: none;
            transition: color 0.3s;
        }
        .sidebar a:hover {
            color: #1a237e;
            text-decoration: underline;
        }
        .footer-links {
            background: #1a237e;
            padding: 3rem 2rem;
            margin-top: 3rem;
        }
        .links-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.2rem;
            border-radius: 8px;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
        }
        .web-link a {
            color: #bbdefb;
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .footer {
            background: #0d1435;
            color: white;
            text-align: center;
            padding: 2.5rem 2rem;
        }
        .copyright {
            max-width: 1400px;
            margin: 0 auto;
            font-size: 0.95rem;
            opacity: 0.8;
            line-height: 1.6;
        }
        .copyright a {
            color: #FFD700;
            text-decoration: none;
        }
        .copyright a:hover {
            text-decoration: underline;
        }
        @media (max-width: 768px) {
            .header {
                padding: 1rem;
            }
            .logo {
                font-size: 1.8rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .container {
                padding: 0 1rem;
            }
            .main-content {
                padding: 2rem 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            .search-btn {
                border-radius: 50px;
                padding: 1rem;
            }
        }