* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background: linear-gradient(135deg, #0c0f1d 0%, #1a1f3a 100%);
            color: #e0e0ff;
            max-width: 100%;
            overflow-x: hidden;
        }
        a { color: #4fc3f7; text-decoration: none; transition: color 0.3s, transform 0.2s; }
        a:hover { color: #ffcc00; transform: translateY(-2px); }
        img { max-width: 100%; height: auto; border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); }
        .site-header {
            background: rgba(12, 15, 29, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 3px solid #ff4757;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff4757, #4fc3f7, #ffcc00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(79, 195, 247, 0.3);
            letter-spacing: 1px;
        }
        .my-logo:hover { transform: scale(1.05); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            background: rgba(255, 71, 87, 0.1);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .main-nav a:hover {
            background: rgba(255, 71, 87, 0.3);
            color: #fff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #4fc3f7;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 2rem;
            background: rgba(26, 31, 58, 0.8);
            font-size: 0.9rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb a { color: #ffcc00; }
        .container {
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 1100px) {
            .container { grid-template-columns: 1fr; }
        }
        main { background: rgba(26, 31, 58, 0.8); padding: 2.5rem; border-radius: 20px; border: 1px solid #4fc3f7; }
        article { margin-bottom: 3rem; }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            color: #ffcc00;
            text-shadow: 0 0 20px rgba(255, 204, 0, 0.5);
            border-bottom: 4px solid #ff4757;
            padding-bottom: 0.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.3rem;
            color: #4fc3f7;
            margin: 2.5rem 0 1.2rem;
            padding-left: 1rem;
            border-left: 6px solid #ff4757;
        }
        h3 {
            font-size: 1.8rem;
            color: #ffcc00;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #9ccc65;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        strong { color: #ffcc00; font-weight: 700; }
        em { color: #9ccc65; font-style: italic; }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li { margin-bottom: 0.8rem; }
        .feature-box {
            background: rgba(12, 15, 29, 0.9);
            padding: 2rem;
            border-radius: 15px;
            margin: 2rem 0;
            border: 2px dashed #4fc3f7;
        }
        .feature-box h3 { text-align: center; margin-top: 0; }
        .feature-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .feature-box input,
        .feature-box textarea,
        .feature-box select {
            padding: 0.8rem;
            border-radius: 10px;
            border: 1px solid #4fc3f7;
            background: rgba(26, 31, 58, 0.8);
            color: #fff;
            font-size: 1rem;
        }
        .feature-box button {
            padding: 1rem;
            background: linear-gradient(90deg, #ff4757, #ff6b81);
            color: white;
            border: none;
            border-radius: 10px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .feature-box button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(255, 71, 87, 0.4);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 2rem;
            color: #ffcc00;
            margin: 1rem 0;
        }
        .stars i { cursor: pointer; }
        aside {
            background: rgba(12, 15, 29, 0.9);
            padding: 2rem;
            border-radius: 20px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .related-links a {
            display: block;
            padding: 1rem;
            margin-bottom: 0.8rem;
            background: rgba(255, 71, 87, 0.1);
            border-radius: 10px;
            text-align: center;
            font-weight: 600;
        }
        .update-time {
            background: rgba(76, 175, 80, 0.2);
            padding: 1rem;
            border-radius: 10px;
            text-align: center;
            margin-top: 2rem;
            font-weight: bold;
            color: #9ccc65;
        }
        footer {
            background: rgba(12, 15, 29, 0.95);
            padding: 3rem 2rem 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid #ff4757;
        }
        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
            padding: 0.8rem;
            background: rgba(79, 195, 247, 0.1);
            border-radius: 8px;
            text-align: center;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container { flex-direction: column; gap: 1rem; }
            .main-nav ul { display: none; flex-direction: column; width: 100%; text-align: center; }
            .main-nav.active ul { display: flex; }
            .hamburger { display: block; }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .container { padding: 0 1rem; }
            main, aside { padding: 1.5rem; }
        }
        .highlight-box {
            background: linear-gradient(135deg, rgba(255, 204, 0, 0.1), rgba(255, 71, 87, 0.1));
            border-left: 5px solid #ffcc00;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 15px 15px 0;
        }
        .step-box {
            background: rgba(26, 31, 58, 0.9);
            padding: 1.5rem;
            border-radius: 15px;
            margin: 1.5rem 0;
            border: 2px solid #9ccc65;
        }
        .emoji { font-size: 1.5rem; margin-right: 0.5rem; }
        .quote {
            font-style: italic;
            font-size: 1.2rem;
            padding: 2rem;
            background: rgba(79, 195, 247, 0.1);
            border-radius: 15px;
            text-align: center;
            margin: 2rem 0;
            position: relative;
        }
        .quote::before { content: '"'; font-size: 4rem; color: #ff4757; position: absolute; top: -10px; left: 20px; }