* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #e0e0e0;
            background: linear-gradient(135deg, #0a0e17 0%, #1a1f2e 100%);
            min-height: 100vh;
            background-attachment: fixed;
        }
        a { color: #4dabf7; text-decoration: none; transition: color 0.3s ease, transform 0.2s ease; }
        a:hover { color: #a5d8ff; transform: translateY(-2px); }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section { padding: 60px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 2rem;
            color: #ffd43b;
            position: relative;
            padding-left: 15px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 5px;
            background: linear-gradient(to bottom, #ff6b6b, #ffd43b);
            border-radius: 3px;
        }
        .highlight { background: rgba(255, 212, 59, 0.15); padding: 2px 5px; border-radius: 3px; }
        .last-updated { font-style: italic; color: #868e96; font-size: 0.9rem; text-align: right; margin-top: 40px; }
        .btn {
            display: inline-block;
            background: linear-gradient(90deg, #339af0, #228be6);
            color: white;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(34, 139, 230, 0.3);
        }
        .btn:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(34, 139, 230, 0.5); background: linear-gradient(90deg, #4dabf7, #339af0); }
        header { background: rgba(10, 14, 23, 0.95); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid #2b2b40; }
        .header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
        .my-logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #ff6b6b, #ffd43b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .my-logo a span { color: #4dabf7; }
        .desktop-nav ul { display: flex; list-style: none; gap: 30px; }
        .desktop-nav a { font-weight: 600; color: #adb5bd; font-size: 1.05rem; }
        .desktop-nav a:hover { color: #ffd43b; }
        .mobile-menu-btn { display: none; font-size: 1.8rem; background: none; border: none; color: #adb5bd; cursor: pointer; }
        .mobile-nav { display: none; position: absolute; top: 100%; left: 0; width: 100%; background: rgba(10, 14, 23, 0.98); padding: 20px; border-top: 1px solid #2b2b40; }
        .mobile-nav.active { display: block; }
        .mobile-nav ul { list-style: none; }
        .mobile-nav li { margin: 15px 0; }
        .mobile-nav a { display: block; padding: 10px; color: #adb5bd; font-size: 1.2rem; border-left: 3px solid transparent; }
        .mobile-nav a:hover { border-left-color: #ffd43b; color: #ffd43b; }
        .breadcrumb { padding: 15px 0; font-size: 0.9rem; color: #868e96; background: rgba(255,255,255,0.02); }
        .breadcrumb a { color: #adb5bd; }
        .breadcrumb a:hover { color: #ffd43b; }
        .breadcrumb span { margin: 0 8px; }
        .search-section { background: rgba(26, 31, 46, 0.7); padding: 30px 0; text-align: center; }
        .search-box { max-width: 600px; margin: 0 auto; position: relative; }
        .search-box input {
            width: 100%;
            padding: 18px 25px;
            border-radius: 50px;
            border: 2px solid #339af0;
            background: rgba(255,255,255,0.07);
            color: white;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: #339af0;
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s;
        }
        .search-box button:hover { background: #4dabf7; }
        .article-header { text-align: center; padding: 80px 0 40px; }
        .article-header h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            color: #ffd43b;
            text-shadow: 0 2px 10px rgba(255, 212, 59, 0.3);
            line-height: 1.2;
        }
        .article-meta { color: #adb5bd; font-size: 1rem; margin-bottom: 30px; }
        .featured-img {
            margin: 40px auto;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
            border: 2px solid #339af0;
        }
        .content-block { margin-bottom: 40px; }
        .content-block p { margin-bottom: 25px; font-size: 1.15rem; color: #ced4da; }
        .content-block h2 { font-size: 2.2rem; color: #ffa94d; margin: 50px 0 25px; padding-bottom: 10px; border-bottom: 2px dashed rgba(255, 169, 77, 0.4); }
        .content-block h3 { font-size: 1.8rem; color: #74c0fc; margin: 40px 0 20px; }
        .content-block h4 { font-size: 1.4rem; color: #b197fc; margin: 30px 0 15px; }
        .content-block ul, .content-block ol { padding-left: 30px; margin-bottom: 25px; }
        .content-block li { margin-bottom: 10px; color: #ced4da; }
        .tip-box {
            background: linear-gradient(135deg, rgba(32, 201, 151, 0.1), rgba(18, 194, 233, 0.1));
            border-left: 5px solid #20c997;
            padding: 25px;
            border-radius: 0 10px 10px 0;
            margin: 30px 0;
        }
        .warning-box {
            background: linear-gradient(135deg, rgba(250, 82, 82, 0.1), rgba(253, 126, 20, 0.1));
            border-left: 5px solid #fa5252;
            padding: 25px;
            border-radius: 0 10px 10px 0;
            margin: 30px 0;
        }
        .interactive-section { background: rgba(26, 31, 46, 0.7); padding: 50px 0; }
        .rating-form, .comment-form { background: rgba(255,255,255,0.03); padding: 30px; border-radius: 15px; margin-bottom: 40px; border: 1px solid rgba(255,255,255,0.05); }
        .form-group { margin-bottom: 25px; }
        .form-group label { display: block; margin-bottom: 10px; color: #ffd43b; font-weight: 600; }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 15px;
            border-radius: 10px;
            border: 1px solid #495057;
            background: rgba(255,255,255,0.05);
            color: white;
            font-size: 1rem;
        }
        .form-group textarea { min-height: 150px; resize: vertical; }
        .star-rating { display: flex; gap: 10px; font-size: 2rem; color: #495057; }
        .star-rating .star { cursor: pointer; transition: color 0.2s; }
        .star-rating .star:hover, .star-rating .star.active { color: #ffd43b; }
        footer { background: #0a0e17; padding: 60px 0 30px; border-top: 1px solid #2b2b40; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 50px; }
        .footer-col h3 { color: #ffd43b; margin-bottom: 25px; font-size: 1.5rem; }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 12px; }
        .footer-col a { color: #adb5bd; }
        .footer-col a:hover { color: #ffd43b; padding-left: 5px; }
        .friend-links { background: rgba(255,255,255,0.02); padding: 30px; border-radius: 10px; margin: 40px 0; }
        .friend-links h3 { color: #74c0fc; margin-bottom: 20px; }
        friend-link { display: inline-block; margin: 10px 15px; font-size: 1.1rem; }
        .copyright { text-align: center; padding-top: 30px; border-top: 1px solid #2b2b40; color: #868e96; font-size: 0.9rem; }
        @media (max-width: 992px) {
            .article-header h1 { font-size: 2.8rem; }
            .section-title { font-size: 2.2rem; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-menu-btn { display: block; }
            .article-header h1 { font-size: 2.3rem; }
            .section-title { font-size: 2rem; }
            .content-block h2 { font-size: 1.9rem; }
            .content-block h3 { font-size: 1.6rem; }
            .header-container, .container { padding: 0 15px; }
        }
        @media (max-width: 576px) {
            .article-header h1 { font-size: 2rem; }
            .section-title { font-size: 1.8rem; }
            .btn { padding: 10px 22px; }
            .search-box input { padding: 15px 20px; }
        }