* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #e0e0e0;
            background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 50%, #16213e 100%);
            background-attachment: fixed;
            min-height: 100vh;
            padding-bottom: 3rem;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { font-family: 'Arial Black', Gadget, sans-serif; color: #4fc3f7; margin-bottom: 1rem; font-weight: 800; }
        h1 { font-size: clamp(2.5rem, 5vw, 4rem); text-align: center; margin: 2rem 0; text-shadow: 0 0 15px rgba(79, 195, 247, 0.5); }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); border-left: 5px solid #ff4081; padding-left: 1rem; margin-top: 3rem; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); color: #81c784; margin-top: 2rem; }
        h4 { font-size: 1.3rem; color: #ffb74d; margin-top: 1.5rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        a { color: #4fc3f7; text-decoration: none; transition: color 0.3s ease, text-shadow 0.3s ease; }
        a:hover { color: #ff4081; text-shadow: 0 0 8px rgba(255, 64, 129, 0.7); }
        strong { color: #ffcc80; font-weight: 700; }
        em { color: #ce93d8; font-style: italic; }
        .container {
            width: min(95%, 1200px);
            margin: 0 auto;
            padding: 0 1rem;
        }
        main { background: rgba(10, 15, 30, 0.85); padding: 2rem; border-radius: 15px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); margin-top: 2rem; }
        header { background: rgba(0, 5, 15, 0.95); padding: 1rem 0; position: sticky; top: 0; z-index: 1000; backdrop-filter: blur(10px); border-bottom: 2px solid #4fc3f7; }
        .header-content { display: flex; justify-content: space-between; align-items: center; }
        .my-logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #4fc3f7, #ff4081);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            letter-spacing: 1px;
        }
        .my-logo:hover { transform: scale(1.03); }
        .desktop-nav { display: flex; gap: 2rem; }
        .desktop-nav a { padding: 0.5rem 1rem; border-radius: 5px; }
        .desktop-nav a:hover { background: rgba(79, 195, 247, 0.15); }
        .hamburger { display: none; font-size: 1.8rem; background: none; border: none; color: #4fc3f7; cursor: pointer; }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: rgba(10, 15, 30, 0.98);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            border-top: 1px solid #4fc3f7;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }
        .mobile-nav.active { display: flex; }
        .mobile-nav a { padding: 0.8rem; border-bottom: 1px solid #2a2a4a; }
        .mobile-nav a:last-child { border-bottom: none; }
        .breadcrumb { margin: 1rem 0; font-size: 0.9rem; color: #aaa; }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #4fc3f7; }
        .feature-box {
            background: linear-gradient(145deg, rgba(25, 35, 70, 0.7), rgba(15, 25, 50, 0.7));
            border: 1px solid #4fc3f7;
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
            box-shadow: inset 0 0 15px rgba(79, 195, 247, 0.1);
        }
        .feature-box h3 { margin-top: 0; }
        .interactive-form {
            background: rgba(30, 40, 80, 0.6);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2.5rem 0;
            border-left: 5px solid #81c784;
        }
        .form-group { margin-bottom: 1rem; }
        label { display: block; margin-bottom: 0.5rem; color: #ffcc80; }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid #4fc3f7;
            border-radius: 5px;
            color: #fff;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(90deg, #4fc3f7, #2979ff);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(79, 195, 247, 0.4);
        }
        .star-rating { font-size: 1.8rem; color: #ffb74d; cursor: pointer; margin: 0.5rem 0; }
        .star-rating span:hover, .star-rating span:hover ~ span { color: #ff9800; }
        .article-img {
            width: 100%;
            border-radius: 10px;
            border: 3px solid #4fc3f7;
            margin: 2rem auto;
            box-shadow: 0 10px 20px rgba(0,0,0,0.7);
            transition: transform 0.5s ease;
        }
        .article-img:hover { transform: scale(1.02); }
        .img-caption { text-align: center; font-style: italic; color: #aaa; margin-top: 0.5rem; font-size: 0.9rem; }
        .internal-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
            padding: 1.5rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
        }
        .internal-links a {
            display: block;
            padding: 0.8rem;
            background: rgba(79, 195, 247, 0.1);
            border-radius: 5px;
            border-left: 4px solid #ff4081;
        }
        .internal-links a:hover { background: rgba(79, 195, 247, 0.25); }
        footer {
            background: rgba(0, 5, 15, 0.95);
            margin-top: 4rem;
            padding: 3rem 0 1.5rem;
            border-top: 2px solid #ff4081;
            text-align: center;
        }
        friend-link {
            display: inline-block;
            margin: 0 1rem 1.5rem;
            padding: 0.5rem 1rem;
            background: rgba(255, 64, 129, 0.1);
            border-radius: 5px;
        }
        friend-link a { color: #ffcc80; }
        .copyright { margin-top: 2rem; color: #777; font-size: 0.9rem; }
        .highlight { background: rgba(255, 193, 7, 0.15); padding: 0.2rem 0.5rem; border-radius: 3px; }
        .quote {
            border-left: 4px solid #81c784;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #ce93d8;
        }
        .last-updated { text-align: right; font-size: 0.9rem; color: #aaa; margin-bottom: 2rem; }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .my-logo { font-size: 1.8rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            main { padding: 1.5rem; }
            .internal-links { grid-template-columns: 1fr; }
        }