* {
            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: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(90deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(to right, #ffd700, #ffecb3);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .logo a:hover {
            opacity: 0.9;
        }
        .nav-desktop ul {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop li {
            list-style: none;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            color: #ffd700;
        }
        .menu-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffd700;
        }
        .nav-mobile {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1a237e;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile li {
            list-style: none;
            margin: 0.5rem 0;
        }
        .nav-mobile a {
            display: block;
            padding: 0.8rem;
            border-radius: 4px;
        }
        .nav-mobile a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 20px;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #283593;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #666;
        }
        main {
            padding: 2rem 0;
        }
        .article-content {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            padding: 3rem;
            margin-bottom: 3rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffd700;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #283593;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #c5cae9;
        }
        h3 {
            font-size: 1.5rem;
            color: #3949ab;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 1rem;
            border-left: 5px solid #ffd700;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .hero-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem auto;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        strong {
            color: #1a237e;
        }
        .search-section {
            background: linear-gradient(90deg, #e3f2fd, #bbdefb);
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto 0;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid #2196f3;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-button {
            background-color: #2196f3;
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-button:hover {
            background-color: #0d8bf2;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        @media (max-width: 768px) {
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }
        .rating-box, .comment-box {
            background-color: #f9f9f9;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .rating-stars {
            font-size: 2rem;
            color: #ffc107;
            margin: 1rem 0;
            cursor: pointer;
        }
        .rating-stars span {
            transition: transform 0.2s;
        }
        .rating-stars span:hover {
            transform: scale(1.2);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-input, .form-textarea {
            padding: 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .form-button {
            background-color: #4caf50;
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .form-button:hover {
            background-color: #43a047;
        }
        .footer-links {
            background-color: #1a237e;
            color: white;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        @media (max-width: 992px) {
            .web-links-container {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 576px) {
            .web-links-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 1rem;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .web-link:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }
        .web-link a {
            color: #bbdefb;
        }
        .web-link a:hover {
            color: #ffd700;
            text-decoration: underline;
        }
        .site-footer {
            background-color: #0d152e;
            color: #b0bec5;
            text-align: center;
            padding: 2rem 0;
            font-size: 0.9rem;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        .copyright {
            border-top: 1px solid #37474f;
            padding-top: 1rem;
            width: 100%;
        }
        .text-center {
            text-align: center;
        }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        @media (max-width: 992px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            .article-content { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .menu-toggle { display: block; }
            .header-container { padding: 0 1rem; }
            .breadcrumb { padding: 0.8rem 1rem; }
            .interactive-section { grid-template-columns: 1fr; }
            .web-links-container { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 576px) {
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.5rem; }
            .article-content { padding: 1.5rem; }
            .search-form { flex-direction: column; }
            .search-input { border-radius: 8px; margin-bottom: 0.5rem; }
            .search-button { border-radius: 8px; }
            .web-links-container { grid-template-columns: 1fr; }
        }