* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0d1b2a;
            color: #e0e1dd;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4cc9f0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #f72585;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 60px 0;
        }
        h1, h2, h3, h4 {
            color: #ffffff;
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 3.2rem;
            background: linear-gradient(90deg, #4cc9f0, #f72585);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-top: 1rem;
        }
        h2 {
            font-size: 2.5rem;
            border-left: 5px solid #4361ee;
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #4cc9f0;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        strong {
            color: #ffba08;
            font-weight: 700;
        }
        .highlight {
            background-color: rgba(67, 97, 238, 0.15);
            border-left: 4px solid #4361ee;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        header {
            background-color: rgba(13, 27, 42, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid #1b3a4b;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(45deg, #4cc9f0, #f72585);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 6px;
        }
        .desktop-nav a:hover {
            background-color: #1b3a4b;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #e0e1dd;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #0d1b2a;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            border-top: 1px solid #1b3a4b;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-radius: 6px;
            font-size: 1.2rem;
        }
        .mobile-nav a:hover {
            background-color: #1b3a4b;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.95rem;
            color: #8d99ae;
        }
        .breadcrumb a {
            color: #8d99ae;
        }
        .breadcrumb a:hover {
            color: #4cc9f0;
        }
        .hero {
            background: radial-gradient(circle at 30% 20%, #1b3a4b 0%, #0d1b2a 70%);
            padding: 80px 0;
            text-align: center;
        }
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        .hero p {
            font-size: 1.3rem;
            margin-bottom: 30px;
            color: #caf0f8;
        }
        .search-box {
            max-width: 600px;
            margin: 40px auto;
            background: rgba(27, 58, 75, 0.7);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid #4361ee;
        }
        .search-box h3 {
            text-align: center;
            margin-top: 0;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 15px;
            border: 2px solid #4361ee;
            border-radius: 8px 0 0 8px;
            background-color: #0d1b2a;
            color: #e0e1dd;
            font-size: 1rem;
        }
        .search-btn {
            background-color: #4361ee;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background-color: #3a56d4;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article p {
            text-align: justify;
        }
        .sidebar {
            background-color: rgba(27, 58, 75, 0.5);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid #1b3a4b;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            margin-top: 0;
            border-bottom: 2px solid #4361ee;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            margin-bottom: 12px;
        }
        .sidebar a {
            display: block;
            padding: 10px;
            border-radius: 6px;
            background-color: rgba(13, 27, 42, 0.7);
        }
        .sidebar a:hover {
            background-color: #1b3a4b;
        }
        .user-interaction {
            background-color: rgba(27, 58, 75, 0.7);
            padding: 30px;
            border-radius: 12px;
            margin: 50px 0;
            border: 1px solid #4361ee;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        .comment-box, .rating-box {
            background-color: rgba(13, 27, 42, 0.8);
            padding: 25px;
            border-radius: 8px;
        }
        textarea, select, .star-rating {
            width: 100%;
            padding: 15px;
            margin-bottom: 20px;
            background-color: #0d1b2a;
            border: 2px solid #1b3a4b;
            border-radius: 8px;
            color: #e0e1dd;
            font-size: 1rem;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            border: none;
            background: transparent;
        }
        .star {
            font-size: 2rem;
            color: #8d99ae;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffba08;
        }
        .submit-btn {
            background: linear-gradient(45deg, #4361ee, #3a0ca3);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            font-weight: 700;
            cursor: pointer;
            width: 100%;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(67, 97, 238, 0.4);
        }
        .footer-links {
            background-color: #1b3a4b;
            padding: 40px 0;
            margin-top: 60px;
        }
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: rgba(13, 27, 42, 0.7);
            padding: 15px;
            border-radius: 8px;
            transition: transform 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            background-color: rgba(67, 97, 238, 0.2);
        }
        .web-link a {
            color: #caf0f8;
            font-weight: 600;
        }
        footer {
            background-color: #0d1b2a;
            padding: 30px 0;
            text-align: center;
            border-top: 1px solid #1b3a4b;
            color: #8d99ae;
            font-size: 0.95rem;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .social-icons {
            display: flex;
            gap: 20px;
            font-size: 1.5rem;
        }
        .social-icons a {
            color: #8d99ae;
            transition: color 0.3s;
        }
        .social-icons a:hover {
            color: #4cc9f0;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2.8rem;
            }
            h2 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .header-container {
                padding: 10px 0;
            }
            .hero {
                padding: 60px 0;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 10px;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            section {
                padding: 40px 0;
            }
            .user-interaction {
                padding: 20px;
            }
        }