* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1a2a;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #4fc3f7;
            transition: color 0.3s;
        }
        a:hover {
            color: #29b6f6;
        }
        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 0%, #283593 100%);
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff9800, #ffeb3b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a {
            background: none;
            -webkit-text-fill-color: inherit;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: #bbdefb;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #ffffff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #bbdefb;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1a237e;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 10px 15px rgba(0,0,0,0.3);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: #bbdefb;
            padding: 1rem;
            border-bottom: 1px solid #283593;
        }
        .mobile-nav a:hover {
            background-color: #283593;
        }
        .breadcrumb {
            background-color: #1c2b4a;
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 8px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #90caf9;
        }
        .breadcrumb span {
            color: #b0bec5;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background-color: #162447;
            border-radius: 12px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }
        h1 {
            font-size: 2.8rem;
            color: #ffcc80;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2rem;
            color: #81d4fa;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #303f9f;
        }
        h3 {
            font-size: 1.5rem;
            color: #ce93d8;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #2a3c6d;
            border-left: 5px solid #ff9800;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #1b5e20;
            border-left: 5px solid #4caf50;
            padding: 1rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .feature-img {
            width: 80%;
            margin: 2.5rem auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.7);
            border: 3px solid #3949ab;
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #b0bec5;
            margin-top: 0.5rem;
        }
        .interactive-section {
            background-color: #1e2b4e;
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .search-box, .comment-form, .rating-form {
            background-color: #25345c;
            padding: 1.8rem;
            border-radius: 10px;
        }
        .interactive-section h3 {
            color: #ffcc80;
            margin-top: 0;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            margin: 0.8rem 0 1.5rem;
            border: 1px solid #5c6bc0;
            border-radius: 6px;
            background-color: #0d1529;
            color: #e0e0e0;
        }
        button {
            background: linear-gradient(90deg, #2979ff, #00b0ff);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(41, 121, 255, 0.4);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffb74d;
            cursor: pointer;
        }
        .footer-links {
            background-color: #1c2b4a;
            padding: 3rem 2rem;
            margin-top: 3rem;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: #25345c;
            padding: 1.2rem;
            border-radius: 8px;
            transition: background-color 0.3s;
        }
        .web-link:hover {
            background-color: #303f9f;
        }
        .web-link a {
            color: #bbdefb;
            font-weight: 600;
        }
        footer {
            background-color: #0d1529;
            text-align: center;
            padding: 2rem;
            border-top: 1px solid #303f9f;
        }
        .copyright {
            color: #90a4ae;
            font-size: 0.9rem;
            margin-top: 1rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            article { padding: 1.5rem; }
            .interactive-section { grid-template-columns: 1fr; }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            .footer-links { grid-template-columns: 1fr; }
        }