* { 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: #0a0a12;
            background-image: radial-gradient(circle at 15% 50%, rgba(33, 33, 60, 0.7) 0%, rgba(10, 10, 18, 0.9) 100%);
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 15px;
        }
        h1, h2, h3, h4 { color: #7bb4ff; font-weight: 700; margin-bottom: 1rem; }
        h1 { font-size: clamp(2.5rem, 5vw, 4rem); margin-top: 1.5rem; text-align: center; background: linear-gradient(90deg, #7bb4ff, #b19cff); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        h2 { font-size: 2.2rem; border-left: 5px solid #ff7b00; padding-left: 15px; margin-top: 3rem; }
        h3 { font-size: 1.8rem; color: #b19cff; margin-top: 2.5rem; }
        h4 { font-size: 1.4rem; color: #4cd9c1; margin-top: 2rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        a { color: #7bb4ff; text-decoration: none; transition: color 0.3s, text-shadow 0.3s; }
        a:hover { color: #ff7b00; text-shadow: 0 0 8px rgba(255, 123, 0, 0.6); }
        strong { color: #ffb84c; font-weight: 700; }
        em { color: #4cd9c1; font-style: italic; }
        .highlight { background: linear-gradient(90deg, rgba(123, 180, 255, 0.15), rgba(177, 156, 255, 0.15)); padding: 2px 8px; border-radius: 4px; }
        .container { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2rem; }
        .site-header { padding: 1.5rem 0; border-bottom: 2px solid #222244; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; }
        .my-logo { font-family: 'Orbitron', sans-serif; font-size: 2.8rem; font-weight: 900; color: #7bb4ff; text-decoration: none; text-shadow: 0 0 15px rgba(123, 180, 255, 0.7); }
        .my-logo span { color: #ff7b00; }
        .my-logo:hover { text-shadow: 0 0 25px rgba(123, 180, 255, 1); }
        .main-nav { display: flex; align-items: center; }
        .nav-list { display: flex; list-style: none; gap: 2rem; }
        .nav-list a { font-weight: 600; padding: 0.5rem 1rem; border-radius: 5px; }
        .nav-list a:hover { background: rgba(123, 180, 255, 0.1); }
        .hamburger { display: none; font-size: 1.8rem; color: #7bb4ff; background: none; border: none; cursor: pointer; }
        .breadcrumb { padding: 1rem 0; font-size: 0.95rem; color: #aaa; }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #ff7b00; }
        .search-container { margin: 2rem 0; display: flex; justify-content: center; }
        .search-form { display: flex; width: 100%; max-width: 600px; }
        .search-input { flex-grow: 1; padding: 1rem 1.5rem; border: 2px solid #334477; border-radius: 50px 0 0 50px; background: #1a1a2e; color: #fff; font-size: 1.1rem; outline: none; }
        .search-input:focus { border-color: #7bb4ff; box-shadow: 0 0 10px rgba(123, 180, 255, 0.5); }
        .search-btn { padding: 1rem 2rem; background: linear-gradient(90deg, #334477, #4466aa); border: none; border-radius: 0 50px 50px 0; color: white; font-weight: bold; cursor: pointer; transition: background 0.3s; }
        .search-btn:hover { background: linear-gradient(90deg, #4466aa, #5588cc); }
        .article-content { background: rgba(20, 20, 35, 0.85); padding: 2.5rem; border-radius: 15px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); margin-bottom: 2rem; }
        .featured-image { width: 100%; max-height: 500px; object-fit: cover; border-radius: 10px; margin: 2rem 0; border: 3px solid #334477; }
        .link-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; margin: 2.5rem 0; list-style: none; }
        .link-list li { background: rgba(30, 30, 50, 0.7); padding: 1rem; border-radius: 8px; transition: transform 0.3s, background 0.3s; }
        .link-list li:hover { transform: translateY(-5px); background: rgba(40, 40, 70, 0.9); }
        .link-list a { display: block; font-size: 1.1rem; }
        .user-interaction { background: rgba(25, 25, 45, 0.9); padding: 2rem; border-radius: 15px; margin: 3rem 0; border-left: 6px solid #ff7b00; }
        .interaction-form { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-top: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: bold; color: #b19cff; }
        .form-input, .form-textarea { width: 100%; padding: 0.9rem; background: #1a1a2e; border: 2px solid #334477; border-radius: 8px; color: #fff; font-size: 1rem; }
        .form-textarea { min-height: 150px; resize: vertical; }
        .rating-stars { display: flex; gap: 0.5rem; font-size: 1.8rem; color: #444; margin: 0.5rem 0; }
        .rating-stars .star { cursor: pointer; transition: color 0.2s, transform 0.2s; }
        .rating-stars .star:hover { transform: scale(1.2); }
        .submit-btn { padding: 1rem 2rem; background: linear-gradient(90deg, #ff7b00, #ff9f40); border: none; border-radius: 8px; color: #111; font-weight: bold; font-size: 1.1rem; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; justify-self: start; }
        .submit-btn:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(255, 123, 0, 0.4); }
        .site-footer { border-top: 2px solid #222244; padding: 2.5rem 0; margin-top: 3rem; text-align: center; }
        .friend-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 2rem; margin: 2rem 0; list-style: none; }
        .friend-links a { font-weight: 600; padding: 0.7rem 1.5rem; background: rgba(51, 68, 119, 0.3); border-radius: 6px; }
        .copyright { color: #888; font-size: 0.95rem; margin-top: 2rem; }
        .last-updated { text-align: right; font-style: italic; color: #4cd9c1; margin-top: 1rem; font-size: 0.95rem; }
        @media (max-width: 992px) {
            .nav-list { gap: 1rem; }
            .article-content { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                right: 15px;
                background: rgba(20, 20, 35, 0.98);
                width: 250px;
                border-radius: 10px;
                padding: 1.5rem;
                z-index: 1000;
                box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            }
            .main-nav .nav-list.active { display: flex; }
            .link-list { grid-template-columns: 1fr; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
        }
        @media (max-width: 480px) {
            .my-logo { font-size: 2.2rem; }
            .search-form { flex-direction: column; }
            .search-input, .search-btn { border-radius: 8px; width: 100%; }
            .search-btn { margin-top: 0.5rem; }
        }