* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #0d0d1a;
            --primary-yellow: #ffd700;
            --primary-gray: #2a2a3e;
            --accent-blue: #0066cc;
            --text-light: #f0f0f0;
            --text-gray: #b3b3cc;
            --card-bg: #1a1a2e;
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-yellow);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #fff;
            text-shadow: 0 0 8px rgba(255, 215, 0, 0.7);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to bottom, #000 0%, var(--primary-dark) 100%);
            padding: 1.5rem 0;
            border-bottom: 3px solid var(--primary-yellow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--primary-yellow);
            text-transform: uppercase;
            letter-spacing: 3px;
            text-shadow: 3px 3px 0 #000, 6px 6px 0 rgba(255, 215, 0, 0.2);
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: translateY(-3px);
            text-shadow: 3px 3px 0 #000, 8px 8px 0 rgba(255, 215, 0, 0.4);
        }
        .my-logo span {
            color: #fff;
            font-size: 2rem;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 30px;
            height: 3px;
            background: var(--primary-yellow);
            margin: 4px 0;
            transition: 0.4s;
            border-radius: 2px;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            position: relative;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-yellow);
            transition: var(--transition);
            transform: translateX(-50%);
        }
        nav a:hover::after {
            width: 80%;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: var(--primary-gray);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--text-gray);
        }
        .breadcrumb a:hover {
            color: var(--primary-yellow);
        }
        .breadcrumb span {
            color: var(--text-gray);
            margin: 0 8px;
        }
        main {
            padding: 3rem 0;
            min-height: 100vh;
        }
        article {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            margin-bottom: 3rem;
        }
        h1 {
            font-size: 3.2rem;
            color: var(--primary-yellow);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid var(--primary-gray);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #fff;
            margin: 2.5rem 0 1.2rem;
            padding-left: 10px;
            border-left: 5px solid var(--accent-blue);
        }
        h3 {
            font-size: 1.7rem;
            color: var(--text-gray);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--primary-yellow);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 300;
            color: var(--text-gray);
            text-align: center;
            margin-bottom: 2.5rem;
            padding: 0 1rem;
        }
        .highlight {
            background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
            padding: 1.5rem;
            border-left: 4px solid var(--primary-yellow);
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        strong {
            color: var(--primary-yellow);
            font-weight: 700;
        }
        em {
            color: #ff9966;
            font-style: italic;
        }
        .feature-img {
            width: 80%;
            margin: 2.5rem auto;
            border: 5px solid var(--primary-gray);
            box-shadow: 0 15px 25px rgba(0, 0, 0, 0.7);
            transition: var(--transition);
        }
        .feature-img:hover {
            transform: scale(1.01);
            box-shadow: 0 20px 35px rgba(0, 0, 0, 0.9);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-gray);
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .function-box {
            background: var(--primary-gray);
            border-radius: 10px;
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid #444;
        }
        .function-box h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .function-box h3 i {
            color: var(--primary-yellow);
        }
        form {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 1.5rem;
        }
        input, textarea, select {
            padding: 12px 15px;
            border-radius: 6px;
            border: 1px solid #555;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-light);
            font-size: 1rem;
            flex-grow: 1;
            min-width: 250px;
        }
        button, .btn {
            background: linear-gradient(135deg, var(--accent-blue), #0044aa);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        button:hover, .btn:hover {
            background: linear-gradient(135deg, #0080ff, var(--accent-blue));
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(0, 102, 204, 0.4);
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
        }
        .stars i {
            color: #555;
            cursor: pointer;
            font-size: 1.8rem;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--primary-yellow);
            text-shadow: 0 0 10px gold;
        }
        .link-section {
            background: var(--card-bg);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.2rem;
            margin-top: 1.5rem;
        }
        .link-card {
            background: var(--primary-gray);
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid var(--accent-blue);
            transition: var(--transition);
        }
        .link-card:hover {
            transform: translateY(-5px);
            background: #2a2a4a;
        }
        footer {
            background: #000;
            padding: 3rem 0 1.5rem;
            border-top: 3px solid var(--primary-gray);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h4 {
            color: #fff;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            color: var(--text-gray);
            font-size: 0.9rem;
        }
        .update-time {
            color: var(--primary-yellow);
            font-weight: bold;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.7rem; }
            h2 { font-size: 2rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            .hamburger { display: flex; }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary-dark);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 0;
                border-top: 1px solid #333;
            }
            nav ul.active { display: flex; }
            .feature-img { width: 100%; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .lead { font-size: 1.1rem; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            article { padding: 1.5rem; }
            h1 { font-size: 1.9rem; }
            .function-box { padding: 1.5rem; }
            form { flex-direction: column; }
            input, textarea, select { min-width: 100%; }
        }