* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #e6e6e6;
            line-height: 1.7;
            overflow-x: hidden;
            max-width: 100vw;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #74c0fc;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-header {
            background: rgba(22, 33, 62, 0.95);
            backdrop-filter: blur(10px);
            padding: 1.2rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid #0ea5e9;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #0ea5e9, #3b82f6);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #f59e0b;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #0ea5e9;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .nav-menu {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .nav-menu a {
            font-weight: 600;
            padding: 0.6rem 1rem;
            border-radius: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu a:hover {
            background: rgba(14, 165, 233, 0.15);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #94a3b8;
            border-bottom: 1px solid #334155;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .search-container {
            max-width: 600px;
            margin: 3rem auto;
            padding: 2rem;
            background: rgba(30, 41, 59, 0.7);
            border-radius: 16px;
            border: 1px solid #475569;
            box-shadow: 0 8px 20px rgba(0,0,0,0.3);
        }
        .search-container h2 {
            text-align: center;
            margin-bottom: 1.5rem;
            color: #38bdf8;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 15px;
            border: 2px solid #475569;
            border-radius: 10px;
            background: #1e293b;
            color: #f1f5f9;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .search-input:focus {
            outline: none;
            border-color: #0ea5e9;
        }
        .search-btn {
            padding: 0 25px;
            background: linear-gradient(90deg, #0ea5e9, #3b82f6);
            color: white;
            border: none;
            border-radius: 10px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .search-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(14, 165, 233, 0.4);
        }
        .article-content {
            background: rgba(30, 41, 59, 0.8);
            border-radius: 20px;
            padding: 3rem;
            margin: 2rem 0;
            box-shadow: 0 15px 35px rgba(0,0,0,0.4);
            border: 1px solid #475569;
        }
        h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            color: #38bdf8;
            text-align: center;
            line-height: 1.2;
        }
        .lead {
            font-size: 1.3rem;
            color: #cbd5e1;
            text-align: center;
            margin-bottom: 3rem;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }
        h2 {
            font-size: 2.2rem;
            color: #fbbf24;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #475569;
        }
        h3 {
            font-size: 1.8rem;
            color: #60a5fa;
            margin: 2.5rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(245, 158, 11, 0.15);
            border-left: 5px solid #f59e0b;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #1e293b, #334155);
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
            border: 1px solid #475569;
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-10px);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: #0ea5e9;
            margin-bottom: 1rem;
        }
        .stat-card h4 {
            font-size: 2rem;
            color: #fbbf24;
            margin-bottom: 0.5rem;
        }
        .feature-img {
            margin: 3rem auto;
            max-width: 900px;
            position: relative;
            overflow: hidden;
        }
        .feature-img img {
            transition: transform 0.5s;
        }
        .feature-img:hover img {
            transform: scale(1.02);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #94a3b8;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .interactive-section {
            margin: 4rem 0;
        }
        .tabs {
            display: flex;
            flex-wrap: wrap;
            border-bottom: 2px solid #475569;
            margin-bottom: 2rem;
        }
        .tab-btn {
            padding: 1rem 2rem;
            background: transparent;
            border: none;
            color: #cbd5e1;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            border-bottom: 3px solid transparent;
            transition: all 0.3s;
        }
        .tab-btn.active, .tab-btn:hover {
            color: #38bdf8;
            border-bottom: 3px solid #38bdf8;
        }
        .tab-content {
            display: none;
            padding: 2rem;
            background: rgba(30, 41, 59, 0.9);
            border-radius: 0 10px 10px 10px;
            animation: fadeIn 0.5s;
        }
        .tab-content.active {
            display: block;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        .comment-rating-section {
            margin: 5rem 0;
            padding: 3rem;
            background: rgba(22, 33, 62, 0.9);
            border-radius: 20px;
        }
        .rating-container {
            text-align: center;
            margin-bottom: 3rem;
        }
        .stars {
            font-size: 2.5rem;
            color: #fbbf24;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 5px;
            transition: color 0.3s;
        }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 15px;
            margin-bottom: 1.5rem;
            background: #1e293b;
            border: 2px solid #475569;
            border-radius: 10px;
            color: #f1f5f9;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .comment-form textarea:focus, .comment-form input:focus {
            outline: none;
            border-color: #0ea5e9;
        }
        .comment-form button {
            padding: 15px 40px;
            background: linear-gradient(90deg, #10b981, #34d399);
            color: white;
            border: none;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: transform 0.3s;
            display: block;
            margin: 0 auto;
        }
        .comment-form button:hover {
            transform: scale(1.05);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 4rem 0;
            padding: 2rem;
            background: rgba(22, 33, 62, 0.9);
            border-radius: 15px;
        }
        .web-link a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            background: rgba(30, 41, 59, 0.8);
            border-radius: 8px;
            border: 1px solid #475569;
            transition: all 0.3s;
        }
        .web-link a:hover {
            background: rgba(14, 165, 233, 0.15);
            border-color: #0ea5e9;
        }
        .main-footer {
            background: #0f172a;
            padding: 3rem 0 1.5rem;
            text-align: center;
            border-top: 2px solid #0ea5e9;
        }
        .copyright {
            color: #94a3b8;
            margin-top: 2rem;
            font-size: 0.9rem;
            border-top: 1px solid #334155;
            padding-top: 1.5rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .article-content { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 1rem;
                background: rgba(22, 33, 62, 0.98);
                padding: 1rem;
                border-radius: 10px;
            }
            .nav-menu.active { display: flex; }
            .header-content { flex-direction: column; align-items: flex-start; }
            .logo { margin-bottom: 1rem; }
            .search-form { flex-direction: column; }
            .search-btn { padding: 15px; }
            .stats-grid { grid-template-columns: 1fr; }
            .web-links { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .article-content { padding: 1.5rem; }
            h1 { font-size: 2rem; }
            .lead { font-size: 1.1rem; }
            .tabs { flex-direction: column; }
            .tab-btn { width: 100%; text-align: left; }
        }