* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f1525;
            color: #e0e7ff;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #5eead4;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #99f6e4;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a1f38 0%, #0f1525 100%);
            padding: 1.5rem 0;
            border-bottom: 2px solid #2dd4bf;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #5eead4, #2dd4bf, #14b8a6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 10px rgba(46, 212, 191, 0.3);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 6px;
        }
        nav a:hover {
            background-color: rgba(94, 234, 212, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #5eead4;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .search-section {
            background-color: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            text-align: center;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto;
        }
        .search-form input {
            flex: 1;
            padding: 1rem;
            border: 2px solid #475569;
            border-radius: 8px 0 0 8px;
            background-color: #0f172a;
            color: #e2e8f0;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(90deg, #2dd4bf, #14b8a6);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #14b8a6, #0d9488);
        }
        main {
            padding: 2rem 0;
        }
        article {
            background-color: #1a1f38;
            border-radius: 16px;
            padding: 3rem;
            margin-bottom: 3rem;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #334155;
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(90deg, #5eead4, #38bdf8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.5rem;
            color: #7dd3fc;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #2dd4bf;
        }
        h3 {
            font-size: 1.8rem;
            color: #bae6fd;
            margin: 2.5rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #cbd5e1;
            margin: 2rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(94, 234, 212, 0.1);
            border-left: 5px solid #2dd4bf;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
            border: 1px solid #475569;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 25px rgba(46, 212, 191, 0.2);
        }
        .stat-card i {
            font-size: 3rem;
            color: #5eead4;
            margin-bottom: 1rem;
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            margin: 2.5rem auto;
            border: 3px solid #334155;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 4rem 0;
        }
        .comment-box, .rating-box {
            background-color: #1e293b;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #475569;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.9rem;
            border-radius: 8px;
            border: 1px solid #64748b;
            background-color: #0f172a;
            color: #e2e8f0;
            font-size: 1rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 2rem;
            color: #475569;
            margin: 1rem 0;
        }
        .stars .active {
            color: #fbbf24;
        }
        .submit-btn {
            background: linear-gradient(90deg, #2dd4bf, #14b8a6);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            width: 100%;
            transition: background 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #14b8a6, #0d9488);
        }
        footer {
            background-color: #0f172a;
            padding: 3rem 0 1.5rem;
            border-top: 2px solid #2dd4bf;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-links h4 {
            color: #7dd3fc;
            margin-bottom: 1.5rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: inline-block;
            background-color: #1e293b;
            padding: 0.7rem 1.2rem;
            border-radius: 6px;
            margin: 0.3rem;
            border: 1px solid #475569;
        }
        friend-link a {
            color: #cbd5e1;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        .update-time {
            color: #fbbf24;
            font-weight: 600;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1a1f38;
                padding: 1rem;
                border-radius: 10px;
                margin-top: 1rem;
            }
            nav ul.active {
                display: flex;
            }
            .hamburger { display: block; }
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 1.5rem; }
            .search-form { flex-direction: column; }
            .search-form input { border-radius: 8px; margin-bottom: 0.5rem; }
            .search-form button { border-radius: 8px; padding: 1rem; }
        }