* { 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: #2c2f33;
            background-color: #f9f9f9;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a { color: #5865F2; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #4752c4; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: #23272a;
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, #5865F2, #EB459E);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .my-logo:hover { text-decoration: none; }
        .main-nav { display: flex; align-items: center; }
        .nav-list {
            display: flex;
            list-style: none;
        }
        .nav-list li { margin-left: 2rem; }
        .nav-list a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .nav-list a:hover, .nav-list a.active {
            color: #5865F2;
            border-bottom-color: #5865F2;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background: #f1f1f1;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb span { color: #888; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article { background: white; padding: 2.5rem; border-radius: 12px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .article-header { margin-bottom: 2.5rem; border-bottom: 1px solid #eee; padding-bottom: 1.5rem; }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            color: #23272a;
            margin-bottom: 1rem;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: #666;
            font-size: 0.9rem;
        }
        .meta-info i { margin-right: 0.5rem; color: #5865F2; }
        .hero-image {
            margin: 2rem 0;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .hero-image img { width: 100%; }
        .content-section {
            margin-bottom: 3rem;
        }
        h2 {
            font-size: 2rem;
            color: #2c2f33;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #5865F2;
        }
        h3 { font-size: 1.6rem; margin: 2rem 0 1rem; color: #40444b; }
        h4 { font-size: 1.3rem; margin: 1.5rem 0 0.8rem; color: #555; }
        p { margin-bottom: 1.2rem; text-align: justify; }
        .highlight-box {
            background: #f0f4ff;
            border-left: 4px solid #5865F2;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip { background: #fff8e1; border-left-color: #ffb300; }
        .warning { background: #ffebee; border-left-color: #f44336; }
        ul, ol { padding-left: 1.8rem; margin-bottom: 1.2rem; }
        li { margin-bottom: 0.5rem; }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 3px solid #99aab5;
            padding-left: 1.5rem;
            margin: 1.5rem 0;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            list-style: none;
            padding: 0;
            margin: 2rem 0;
        }
        .link-list li { margin: 0; }
        .link-list a {
            display: inline-block;
            background: #edf2f7;
            padding: 0.7rem 1.2rem;
            border-radius: 50px;
            font-weight: 500;
        }
        .link-list a:hover { background: #5865F2; color: white; text-decoration: none; }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            margin-bottom: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-top: 0;
            color: #2c2f33;
            border-bottom: 1px solid #eee;
            padding-bottom: 0.8rem;
        }
        .search-form { display: flex; margin-top: 1rem; }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-form button {
            background: #5865F2;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover { background: #4752c4; }
        .rating-widget .stars { font-size: 1.8rem; color: #ffc107; margin: 0.5rem 0; }
        .rating-widget .stars a { color: #ddd; margin-right: 0.2rem; }
        .rating-widget .stars a:hover { color: #ffc107; }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-family: inherit;
        }
        .comment-form button {
            background: #57F287;
            color: #23272a;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .comment-form button:hover { background: #43d673; }
        .site-footer {
            background: #23272a;
            color: #99aab5;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-widget h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a { color: #99aab5; }
        .footer-links a:hover { color: white; }
        friend-link {
            display: inline-block;
            background: #2c2f33;
            color: #99aab5;
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 4px;
            font-size: 0.9rem;
        }
        friend-link a { color: inherit; }
        friend-link:hover { background: #40444b; color: white; }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2c2f33;
            font-size: 0.9rem;
            color: #72767d;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav { position: relative; }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                right: 0;
                background: #23272a;
                width: 100%;
                padding: 1rem;
                border-radius: 0 0 8px 8px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .nav-list.active { display: flex; }
            .nav-list li { margin: 0.8rem 0; margin-left: 0; }
            .article-header h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            article { padding: 1.5rem; }
            .main-content { gap: 1.5rem; }
        }