* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #0a1a3a 0%, #1a3a5f 100%);
            color: #f0f0f0;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #80ccff;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: rgba(10, 26, 58, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 3px solid #ff4655;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #ff4655, #4da6ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .breadcrumb {
            padding: 15px 0 5px;
            font-size: 0.9rem;
            color: #aaa;
        }
        .breadcrumb a {
            margin: 0 5px;
        }
        .breadcrumb a:first-child {
            margin-left: 0;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #666;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: #ddd;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 70, 85, 0.2);
            color: #ff4655;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #f0f0f0;
            cursor: pointer;
            padding: 5px;
        }
        .search-box {
            margin: 30px auto;
            max-width: 600px;
            background: rgba(255,255,255,0.1);
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .search-box h3 {
            margin-bottom: 15px;
            text-align: center;
            color: #4da6ff;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px 20px;
            border: 2px solid #4da6ff;
            border-radius: 8px 0 0 8px;
            background: rgba(20, 40, 80, 0.7);
            color: white;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(to right, #4da6ff, #2b6cb0);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(to right, #66b3ff, #3182ce);
        }
        main {
            flex-grow: 1;
            padding: 30px 0 60px;
        }
        article {
            background: rgba(20, 35, 60, 0.8);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
            margin-bottom: 40px;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 2px solid #ff4655;
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 15px;
            color: #fff;
            text-shadow: 0 2px 10px rgba(255, 70, 85, 0.5);
        }
        .last-updated {
            color: #aaa;
            font-style: italic;
            margin-top: 10px;
        }
        h2 {
            font-size: 2.4rem;
            color: #4da6ff;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed #4da6ff;
        }
        h3 {
            font-size: 1.8rem;
            color: #ffcc00;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #80ccff;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(255, 204, 0, 0.15);
            border-left: 4px solid #ffcc00;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .image-wrapper {
            margin: 30px auto;
            text-align: center;
            max-width: 800px;
        }
        .image-wrapper img {
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            border: 3px solid #4da6ff;
        }
        .image-caption {
            margin-top: 10px;
            font-style: italic;
            color: #aaa;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 1.5em;
        }
        li {
            margin-bottom: 0.7em;
        }
        strong {
            color: #ffcc00;
            font-weight: 700;
        }
        em {
            color: #80ccff;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 60px;
        }
        @media (max-width: 768px) {
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }
        .rating-box, .comment-box {
            background: rgba(30, 50, 90, 0.7);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid #444;
        }
        .rating-box h3, .comment-box h3 {
            color: #ffcc00;
            margin-top: 0;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
            font-size: 2rem;
            color: #555;
        }
        .stars .star {
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .stars .star:hover {
            transform: scale(1.2);
        }
        .stars .star.active {
            color: #ffcc00;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-form button, .comment-form button {
            align-self: flex-start;
            padding: 12px 30px;
            background: linear-gradient(to right, #ff4655, #ff6b7a);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .rating-form button:hover, .comment-form button:hover {
            transform: translateY(-3px);
        }
        .comment-form textarea {
            width: 100%;
            min-height: 150px;
            padding: 15px;
            background: rgba(20, 30, 50, 0.8);
            border: 1px solid #4da6ff;
            border-radius: 8px;
            color: white;
            font-size: 1rem;
            resize: vertical;
        }
        footer {
            background: rgba(5, 15, 35, 0.98);
            padding: 40px 0 20px;
            margin-top: 60px;
            border-top: 3px solid #ff4655;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #ffcc00;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        friend-link {
            display: inline-block;
            background: rgba(255, 70, 85, 0.1);
            padding: 8px 15px;
            margin: 5px 10px 5px 0;
            border-radius: 6px;
            border: 1px solid #ff4655;
            transition: all 0.3s;
        }
        friend-link:hover {
            background: rgba(255, 70, 85, 0.3);
            transform: translateY(-2px);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.6rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .main-nav {
                order: 3;
                width: 100%;
                margin-top: 20px;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 10px;
            }
            .hamburger {
                display: block;
            }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 576px) {
            .container { padding: 0 15px; }
            article { padding: 20px; }
            h1 { font-size: 1.9rem; }
            .search-form { flex-direction: column; }
            .search-form input {
                border-radius: 8px;
                margin-bottom: 10px;
            }
            .search-form button {
                border-radius: 8px;
                padding: 15px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article {
            animation: fadeIn 0.8s ease-out;
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 70, 85, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(255, 70, 85, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 70, 85, 0); }
        }