* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0d3b1e 0%, #1a5f2a 100%);
            color: #f0f0f0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #4dc3ff; text-decoration: none; transition: color 0.3s ease, transform 0.2s ease; }
        a:hover { color: #80d8ff; transform: translateY(-1px); }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .emoji { font-size: 1.2em; }
        .section-spacing { padding: 3rem 0; }
        .bg-dark { background-color: rgba(10, 30, 15, 0.85); border-radius: 12px; padding: 2rem; margin: 1.5rem 0; }
        .site-header {
            background: rgba(13, 59, 30, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: #FFD700;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .my-logo span { color: #4dc3ff; }
        .my-logo:hover { transform: scale(1.02); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #f0f0f0;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(77, 195, 255, 0.2);
            color: #80d8ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #FFD700;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            background: rgba(0, 0, 0, 0.2);
            margin-bottom: 2rem;
        }
        .breadcrumb a { color: #FFD700; }
        .breadcrumb span { color: #aaa; }
        .main-content {
            flex: 1;
            padding-bottom: 3rem;
        }
        article {
            max-width: 900px;
            margin: 0 auto;
            padding: 2rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        h1 {
            font-size: 2.8rem;
            color: #FFD700;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid #4dc3ff;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #4dc3ff;
            margin: 2.5rem 0 1.2rem;
            padding-top: 1rem;
            border-top: 2px dashed rgba(255, 215, 0, 0.3);
        }
        h3 {
            font-size: 1.8rem;
            color: #80d8ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #a5e6ff;
            margin: 1.5rem 0 0.8rem;
        }
        p, li {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        blockquote {
            border-left: 5px solid #FFD700;
            padding-left: 1.5rem;
            margin: 2rem;
            font-style: italic;
            background: rgba(255, 215, 0, 0.08);
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
        }
        .highlight-box {
            background: linear-gradient(to right, rgba(29, 233, 182, 0.1), rgba(77, 195, 255, 0.1));
            border-left: 5px solid #1DE9B6;
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 2rem 0;
        }
        .interactive-module {
            background: rgba(20, 40, 60, 0.7);
            padding: 2.5rem;
            border-radius: 15px;
            margin: 3rem 0;
            border: 1px solid #4dc3ff;
        }
        .module-title {
            color: #FFD700;
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .module-title i { color: #4dc3ff; }
        form {
            display: grid;
            gap: 1.2rem;
            max-width: 600px;
            margin: 0 auto;
        }
        input, textarea, select {
            width: 100%;
            padding: 1rem;
            border-radius: 8px;
            border: 1px solid #555;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4dc3ff;
            box-shadow: 0 0 8px rgba(77, 195, 255, 0.5);
        }
        button, .btn {
            background: linear-gradient(to right, #FF8A00, #FFD700);
            color: #0d3b1e;
            border: none;
            padding: 1rem 2rem;
            font-weight: bold;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            display: inline-block;
            text-align: center;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(255, 215, 0, 0.4);
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating input { display: none; }
        .rating label {
            font-size: 2rem;
            color: #666;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating label:hover,
        .rating label:hover ~ label,
        .rating input:checked ~ label { color: #FFD700; }
        .article-image {
            width: 80%;
            margin: 2.5rem auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
            border: 3px solid #FFD700;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            margin-top: 0.8rem;
            color: #aaa;
            font-size: 0.95rem;
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .link-card {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            transition: transform 0.3s, background 0.3s;
            border: 1px solid transparent;
        }
        .link-card:hover {
            transform: translateY(-5px);
            background: rgba(77, 195, 255, 0.1);
            border-color: #4dc3ff;
        }
        .site-footer {
            background: rgba(5, 20, 10, 0.95);
            padding: 3rem 0 2rem;
            margin-top: auto;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .friend-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin: 2rem 0;
        }
        friend-link {
            display: inline-block;
            background: rgba(255, 215, 0, 0.1);
            padding: 0.5rem 1.2rem;
            border-radius: 20px;
            border: 1px solid #FFD700;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            color: #FFD700;
            font-weight: bold;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            article { padding: 1.5rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 80px;
                right: -100%;
                width: 80%;
                height: calc(100vh - 80px);
                background: rgba(13, 59, 30, 0.98);
                flex-direction: column;
                padding: 2rem;
                transition: right 0.4s ease;
                overflow-y: auto;
            }
            .main-nav.active { right: 0; }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .header-content { flex-wrap: wrap; }
            .link-grid { grid-template-columns: 1fr; }
            .interactive-module { padding: 1.5rem; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .container { padding: 0 15px; }
            .my-logo { font-size: 1.8rem; }
        }