* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #d63384;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #a61e4d;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ffcc00;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            font-size: 2rem;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: #e9ecef;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a:hover {
            color: #ffcc00;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #ffcc00;
            transition: width 0.3s ease;
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: #6c757d;
        }
        .breadcrumb a {
            color: #495057;
        }
        .search-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 3rem;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #d63384;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            background: #d63384;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s ease;
        }
        .search-btn:hover {
            background: #a61e4d;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            padding: 3rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            margin-bottom: 3rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a1a2e;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        .subtitle {
            font-size: 1.3rem;
            color: #6c757d;
            text-align: center;
            margin-bottom: 2.5rem;
            font-style: italic;
        }
        h2 {
            font-size: 2rem;
            color: #d63384;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ffcc00;
        }
        h3 {
            font-size: 1.6rem;
            color: #1a1a2e;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #495057;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background: #fff3cd;
            padding: 1.5rem;
            border-left: 5px solid #ffcc00;
            margin: 2rem 0;
            border-radius: 0 5px 5px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .figure-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .figure-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            margin: 0 auto 1rem;
        }
        figcaption {
            font-style: italic;
            color: #6c757d;
            font-size: 0.95rem;
        }
        .internal-link {
            font-weight: 600;
            background: #f8f9fa;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
        }
        .internal-link:hover {
            background: #e9ecef;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .interaction-box {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid #dee2e6;
        }
        .interaction-box h3 {
            color: #d63384;
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.5rem;
            color: #ffcc00;
        }
        .rating-stars i {
            cursor: pointer;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-family: inherit;
        }
        .submit-btn {
            background: #28a745;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s ease;
        }
        .submit-btn:hover {
            background: #1e7e34;
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        friend-link h2 {
            color: #ffcc00;
            border-bottom: none;
            text-align: center;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        .friend-links a {
            color: #e9ecef;
            background: rgba(255,255,255,0.1);
            padding: 0.7rem 1.5rem;
            border-radius: 30px;
            transition: all 0.3s ease;
        }
        .friend-links a:hover {
            background: #d63384;
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background: #1a1a2e;
            color: #e9ecef;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: #ffcc00;
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 0.8rem;
        }
        .footer-section a {
            color: #adb5bd;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #343a40;
            font-size: 0.9rem;
            color: #adb5bd;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #16213e;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .user-interaction {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                border-radius: 5px;
                margin-bottom: 0.5rem;
            }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            .subtitle { font-size: 1.1rem; }
            article { padding: 1.5rem; }
            .container { padding: 0 15px; }
        }