* { 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, #0c1a25 0%, #1a2b3c 100%);
            min-height: 100vh;
        }
        a { color: #4dabf7; text-decoration: none; transition: color 0.3s ease, transform 0.2s; }
        a:hover { color: #74c0fc; transform: translateY(-1px); }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        h1, h2, h3, h4 { font-weight: 700; color: #f8f9fa; margin-bottom: 1rem; line-height: 1.3; }
        h1 { font-size: 3.5rem; margin-top: 1.5rem; background: linear-gradient(90deg, #51cf66, #4dabf7); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-align: center; }
        h2 { font-size: 2.5rem; border-left: 5px solid #51cf66; padding-left: 15px; margin-top: 3rem; }
        h3 { font-size: 1.8rem; color: #a5d8ff; margin-top: 2.5rem; }
        h4 { font-size: 1.4rem; color: #ced4da; margin-top: 2rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; }
        strong { color: #ffd43b; }
        em { color: #b2f2bb; }
        .highlight { background-color: rgba(255, 212, 59, 0.15); padding: 0.2rem 0.5rem; border-radius: 3px; }
        .site-header { background-color: rgba(12, 26, 37, 0.95); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 1000; padding: 1rem 0; border-bottom: 2px solid #2c3e50; }
        .header-container { display: flex; justify-content: space-between; align-items: center; }
        .my-logo { font-size: 2.2rem; font-weight: 900; background: linear-gradient(90deg, #ff6b6b, #51cf66); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-shadow: 0 2px 4px rgba(0,0,0,0.3); }
        .my-logo:hover { transform: scale(1.05); }
        .breadcrumb { font-size: 0.9rem; color: #adb5bd; margin-top: 0.5rem; }
        .breadcrumb a { color: #74c0fc; }
        .nav-desktop { display: flex; gap: 2rem; }
        .nav-desktop a { font-weight: 600; padding: 0.5rem 1rem; border-radius: 5px; }
        .nav-desktop a:hover { background-color: rgba(77, 171, 247, 0.1); }
        .hamburger { display: none; font-size: 1.8rem; background: none; border: none; color: #f8f9fa; cursor: pointer; }
        .nav-mobile { display: none; flex-direction: column; background-color: #1a2b3c; position: absolute; top: 100%; left: 0; width: 100%; padding: 1rem; border-top: 1px solid #2c3e50; }
        .nav-mobile.active { display: flex; }
        .nav-mobile a { padding: 0.8rem 1rem; border-bottom: 1px solid #2c3e50; }
        main { padding: 2rem 0; }
        .article-hero { text-align: center; margin-bottom: 3rem; padding: 2rem; background: rgba(255,255,255,0.03); border-radius: 15px; border: 1px solid #2c3e50; }
        .content-section { background: rgba(255,255,255,0.02); padding: 2rem; border-radius: 10px; margin-bottom: 2.5rem; border: 1px solid #2c3e50; }
        .featured-image { width: 80%; margin: 2rem auto; border-radius: 10px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.5); border: 3px solid #51cf66; }
        .featured-image img { width: 100%; transition: transform 0.5s ease; }
        .featured-image:hover img { transform: scale(1.03); }
        .caption { text-align: center; font-style: italic; color: #adb5bd; margin-top: 0.5rem; font-size: 0.9rem; }
        .interactive-box { background: rgba(33, 37, 41, 0.7); padding: 2rem; border-radius: 10px; margin: 3rem 0; border: 1px solid #495057; }
        .interactive-box h3 { margin-top: 0; }
        .form-group { margin-bottom: 1.5rem; }
        label { display: block; margin-bottom: 0.5rem; color: #dee2e6; }
        input, textarea, select { width: 100%; padding: 0.8rem; border-radius: 5px; border: 1px solid #6c757d; background-color: #212529; color: #f8f9fa; font-size: 1rem; }
        button { background: linear-gradient(90deg, #20c997, #4dabf7); color: white; border: none; padding: 1rem 2rem; border-radius: 5px; font-weight: bold; cursor: pointer; transition: all 0.3s ease; }
        button:hover { background: linear-gradient(90deg, #4dabf7, #20c997); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(32, 201, 151, 0.4); }
        .star-rating { display: flex; gap: 0.5rem; font-size: 1.8rem; cursor: pointer; margin: 1rem 0; }
        .star-rating .star { color: #495057; }
        .star-rating .star.active, .star-rating .star:hover { color: #ffd43b; }
        footer { background-color: #0c1a25; padding: 3rem 0 1.5rem; margin-top: 4rem; border-top: 2px solid #2c3e50; }
        .footer-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
        .footer-links h4 { color: #51cf66; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        friend-link { display: block; padding: 0.8rem; background: rgba(255,255,255,0.05); border-radius: 5px; margin-bottom: 0.8rem; border-left: 3px solid #4dabf7; }
        .copyright { text-align: center; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #2c3e50; color: #868e96; font-size: 0.9rem; }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .container { padding: 0 15px; }
            .featured-image { width: 100%; }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            .interactive-box { padding: 1.5rem; }
        }