* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Arial, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            max-width: 100%;
            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;
        }
        header {
            background: linear-gradient(135deg, #1a237e, #4a148c);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #ffeb3b;
        }
        .logo span {
            color: #00e5ff;
        }
        .desktop-nav ul {
            display: flex;
            gap: 2rem;
        }
        .desktop-nav a {
            padding: 0.5rem 1rem;
            border-radius: 20px;
            transition: all 0.3s;
            font-weight: 600;
        }
        .desktop-nav a:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background: #0d47a1;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .mobile-nav a {
            display: block;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .mobile-nav a:hover {
            background: rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background: #e3f2fd;
            padding: 0.8rem 0;
            margin-top: 5px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #1565c0;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 2rem 0;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 2rem auto;
        }
        .article-header {
            text-align: center;
            padding: 2rem 1rem;
            border-bottom: 2px dashed #ccc;
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            color: #666;
            font-size: 0.95rem;
        }
        .article-content {
            padding: 0 2rem;
        }
        section {
            margin-bottom: 3rem;
        }
        h2 {
            color: #4a148c;
            font-size: 2rem;
            border-left: 5px solid #ff9800;
            padding-left: 1rem;
            margin: 2rem 0 1.5rem;
        }
        h3 {
            color: #d81b60;
            font-size: 1.5rem;
            margin: 1.5rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: #fff9c4;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #ffeb3b;
            margin: 2rem 0;
            font-weight: bold;
            color: #333;
        }
        .image-container {
            margin: 2rem auto;
            text-align: center;
        }
        .image-container img {
            border-radius: 15px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            border: 5px solid white;
            max-width: 800px;
            margin: 0 auto;
        }
        .image-caption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
        }
        .interactive-box {
            background: #f1f8e9;
            padding: 2rem;
            border-radius: 15px;
            margin: 3rem 0;
            border: 2px solid #c5e1a5;
        }
        .search-box, .comment-box, .rating-box {
            margin-bottom: 2rem;
        }
        .search-box h3, .comment-box h3, .rating-box h3 {
            color: #2e7d32;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            flex-grow: 1;
            min-width: 200px;
        }
        button {
            background: linear-gradient(to right, #1a237e, #4a148c);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }
        button:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 10px rgba(26, 35, 126, 0.3);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .long-tail-links {
            background: #e8eaf6;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .web-link {
            display: inline-block;
            background: white;
            margin: 0.5rem;
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            border: 1px solid #c5cae9;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: #1a237e;
            color: white;
            transform: translateY(-5px);
        }
        footer {
            background: #1a237e;
            color: white;
            text-align: center;
            padding: 2rem;
            margin-top: 3rem;
        }
        .copyright {
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #bbdefb;
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            h3 { font-size: 1.3rem; }
            .article-content { padding: 0 1rem; }
            .header-content, .interactive-box .form { flex-direction: column; }
            .search-form, .comment-form, .rating-form { flex-direction: column; }
            input, textarea, select { width: 100%; }
        }