* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a0f2b;
            color: #e0e7ff;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #29b6f6;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 60px 0;
        }
        header {
            background: linear-gradient(135deg, #1a237e 0%, #311b92 100%);
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .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: 4px;
        }
        .desktop-nav a:hover {
            background-color: rgba(79, 195, 247, 0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #4fc3f7;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1a237e;
            flex-direction: column;
            padding: 20px;
            box-shadow: 0 10px 15px rgba(0,0,0,0.3);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            width: 100%;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-bottom: 1px solid #3949ab;
            font-size: 1.1rem;
        }
        .breadcrumb {
            background-color: #1c2331;
            padding: 15px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #bbbbff;
        }
        .breadcrumb span {
            color: #777;
            margin: 0 8px;
        }
        .hero {
            background: radial-gradient(circle at 30% 20%, #1a237e, #0a0f2b 60%);
            text-align: center;
            padding: 80px 20px;
            border-bottom: 3px solid #4fc3f7;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 25px;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #b0bfff;
        }
        .search-container {
            max-width: 600px;
            margin: 40px auto;
            padding: 20px;
            background: rgba(26, 35, 126, 0.6);
            border-radius: 12px;
            border: 1px solid #3949ab;
        }
        .search-container h3 {
            margin-bottom: 15px;
            color: #4fc3f7;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: none;
            border-radius: 8px 0 0 8px;
            background-color: #eef2ff;
            color: #111;
            font-size: 1rem;
        }
        .search-form button {
            padding: 15px 25px;
            background: linear-gradient(90deg, #4ecdc4, #2a9d8f);
            color: white;
            border: none;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #2a9d8f, #21867a);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: rgba(28, 35, 49, 0.8);
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            border: 1px solid #2d3748;
        }
        article h2 {
            color: #4fc3f7;
            font-size: 2.2rem;
            margin: 30px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #4ecdc4;
        }
        article h3 {
            color: #2a9d8f;
            font-size: 1.8rem;
            margin: 25px 0 15px;
        }
        article h4 {
            color: #ffb74d;
            font-size: 1.5rem;
            margin: 20px 0 10px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        article strong {
            color: #ffcc80;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(135deg, #1a237e, #4a148c);
            padding: 25px;
            border-left: 5px solid #ff6b6b;
            margin: 30px 0;
            border-radius: 0 12px 12px 0;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .quote {
            font-size: 1.4rem;
            color: #4ecdc4;
            text-align: center;
            padding: 25px;
            border-top: 2px dashed #4ecdc4;
            border-bottom: 2px dashed #4ecdc4;
            margin: 40px 0;
            font-weight: 300;
        }
        aside {
            background: rgba(28, 35, 49, 0.8);
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            border: 1px solid #2d3748;
            align-self: start;
            position: sticky;
            top: 140px;
        }
        aside h3 {
            color: #ff6b6b;
            margin-bottom: 25px;
            font-size: 1.6rem;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid #3949ab;
        }
        .related-links a {
            display: block;
            padding: 10px;
            border-radius: 6px;
            background-color: rgba(57, 73, 171, 0.2);
        }
        .related-links a:hover {
            background-color: rgba(57, 73, 171, 0.5);
        }
        .stats-box {
            background: linear-gradient(135deg, #2d3748, #1a202c);
            padding: 20px;
            border-radius: 10px;
            margin-top: 30px;
        }
        .stat {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        .interaction-section {
            margin-top: 60px;
            padding: 40px;
            background: rgba(26, 35, 126, 0.3);
            border-radius: 16px;
            border: 1px solid #4fc3f7;
        }
        .interaction-section h2 {
            color: #ffcc80;
            margin-bottom: 30px;
            text-align: center;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #b0bfff;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 15px;
            border-radius: 8px;
            border: 1px solid #3949ab;
            background-color: #1c2331;
            color: #e0e7ff;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffd700;
            cursor: pointer;
        }
        .rating-stars span {
            transition: transform 0.2s;
        }
        .rating-stars span:hover {
            transform: scale(1.3);
        }
        .submit-btn {
            display: block;
            width: 100%;
            padding: 18px;
            background: linear-gradient(90deg, #ff6b6b, #ff8e53);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 1.2rem;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #ff5252, #ff7b39);
        }
        footer {
            background: linear-gradient(135deg, #1a202c, #0a0f2b);
            padding: 60px 0 30px;
            margin-top: 80px;
            border-top: 3px solid #4ecdc4;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: #4fc3f7;
            margin-bottom: 20px;
        }
        .footer-links h4 {
            color: #ffb74d;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            margin-top: 20px;
            padding: 15px;
            background-color: rgba(57, 73, 171, 0.2);
            border-radius: 8px;
            text-align: center;
            font-weight: bold;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2d3748;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            article, aside, .interaction-section {
                padding: 25px;
            }
            .content-wrapper {
                gap: 30px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                border-radius: 8px;
                margin-bottom: 10px;
                width: 100%;
            }
        }