* {
            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, #1a1a2e 0%, #16213e 100%);
            color: #e0e0e0;
            line-height: 1.7;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .site-header {
            background: rgba(22, 33, 62, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid #0ea5e9;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fbbf24, #f59e0b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fbbf24;
            cursor: pointer;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #cbd5e1;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 5px;
        }
        .main-nav a:hover {
            background: rgba(14, 165, 233, 0.2);
            text-decoration: none;
        }
        .breadcrumb {
            padding: 1rem 2rem;
            background: rgba(30, 41, 59, 0.7);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #94a3b8;
        }
        .search-container {
            padding: 2rem;
            text-align: center;
            background: rgba(15, 23, 42, 0.6);
            margin: 1rem auto;
            border-radius: 12px;
            max-width: 800px;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #0ea5e9;
            border-radius: 50px 0 0 50px;
            background: #1e293b;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .search-btn {
            background: linear-gradient(90deg, #0ea5e9, #0369a1);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #38bdf8, #0284c7);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        article {
            background: rgba(30, 41, 59, 0.85);
            border-radius: 16px;
            padding: 2.5rem;
            margin: 2rem 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #334155;
        }
        h1 {
            font-size: 2.8rem;
            color: #fbbf24;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2.1rem;
            color: #60a5fa;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #475569;
        }
        h3 {
            font-size: 1.7rem;
            color: #38bdf8;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #7dd3fc;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(251, 191, 36, 0.15);
            border-left: 4px solid #fbbf24;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        b, strong {
            color: #fbbf24;
            font-weight: 700;
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            margin: 2rem auto;
            border-radius: 12px;
            border: 3px solid #0ea5e9;
            box-shadow: 0 5px 20px rgba(14, 165, 233, 0.3);
        }
        .internal-links {
            background: rgba(15, 23, 42, 0.7);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 0.8rem;
            list-style: none;
        }
        .internal-links li {
            padding: 0.5rem;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-box, .rating-box {
            background: rgba(15, 23, 42, 0.8);
            padding: 1.8rem;
            border-radius: 12px;
            border: 1px solid #475569;
        }
        .rating-box h3, .comment-box h3 {
            color: #fbbf24;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #94a3b8;
            cursor: pointer;
        }
        .stars i:hover,
        .stars i.active {
            color: #fbbf24;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.9rem;
            margin: 0.8rem 0;
            background: #1e293b;
            border: 1px solid #475569;
            border-radius: 8px;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .submit-btn {
            background: linear-gradient(90deg, #10b981, #059669);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #34d399, #10b981);
        }
        footer {
            background: #0f172a;
            padding: 2.5rem 1.5rem;
            margin-top: 3rem;
            border-top: 3px solid #0ea5e9;
        }
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .friend-links-section h3 {
            color: #fbbf24;
        }
        friend-link {
            display: block;
            padding: 0.6rem 0;
            color: #cbd5e1;
            border-bottom: 1px dotted #475569;
        }
        friend-link a {
            color: #60a5fa;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        .update-time {
            color: #10b981;
            font-weight: bold;
        }
        @media (max-width: 768px) {
            .site-header {
                padding: 1rem;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(22, 33, 62, 0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-top: 1px solid #0ea5e9;
            }
            .main-nav.active ul {
                display: flex;
            }
            .main-nav li {
                margin: 0.5rem 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            article {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                border-radius: 50px;
                margin-bottom: 0.5rem;
            }
            .user-interaction {
                grid-template-columns: 1fr;
            }
        }