* { 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: #333;
            background: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 100%);
            color: #e0e0e0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #4dabf7; text-decoration: none; transition: color 0.3s ease, transform 0.2s ease; }
        a:hover { color: #a5d8ff; transform: translateY(-1px); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 1.5rem; margin: 1rem 0; }
        li { margin-bottom: 0.5rem; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; color: #fff; }
        .highlight { background-color: rgba(77, 171, 247, 0.15); padding: 0.2rem 0.5rem; border-radius: 4px; border-left: 3px solid #4dabf7; }
        .emoji { margin-right: 0.5rem; }
        .last-updated { font-size: 0.9rem; color: #aaa; font-style: italic; margin-top: 2rem; padding-top: 1rem; border-top: 1px dashed #444; }
        .site-header {
            background: rgba(10, 10, 20, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #4dabf7;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', Impact, sans-serif;
            font-size: 2.2rem;
            background: linear-gradient(90deg, #4dabf7, #da77f2);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(77, 171, 247, 0.3);
            letter-spacing: 1px;
        }
        .my-logo:hover { transform: scale(1.03); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #ccc;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover { color: #4dabf7; }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #4dabf7;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #4dabf7;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background: rgba(30, 30, 46, 0.8);
            padding: 0.8rem 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #333;
        }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #4dabf7; }
        .breadcrumb span { color: #777; margin: 0 0.5rem; }
        .main-content {
            flex: 1;
            padding: 2rem 0;
        }
        .article-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            align-items: start;
        }
        @media (max-width: 992px) {
            .article-container { grid-template-columns: 1fr; }
        }
        .article-main {
            background: rgba(20, 20, 35, 0.9);
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #333;
        }
        .article-main h1 {
            font-size: 2.8rem;
            color: #fff;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #4dabf7;
            padding-bottom: 1rem;
        }
        .article-main h2 {
            font-size: 2rem;
            color: #4dabf7;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #444;
        }
        .article-main h3 {
            font-size: 1.6rem;
            color: #da77f2;
            margin: 2rem 0 1rem;
        }
        .article-main h4 {
            font-size: 1.3rem;
            color: #69db7c;
            margin: 1.5rem 0 0.8rem;
        }
        .article-main p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-image {
            margin: 2.5rem auto;
            border-radius: 10px;
            overflow: hidden;
            border: 3px solid #444;
            box-shadow: 0 5px 15px rgba(0,0,0,0.7);
            max-width: 800px;
        }
        .article-image img { width: 100%; transition: transform 0.5s ease; }
        .article-image:hover img { transform: scale(1.03); }
        .article-image figcaption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            padding: 0.8rem;
            background: rgba(0,0,0,0.5);
        }
        .sidebar {
            background: rgba(20, 20, 35, 0.9);
            border-radius: 15px;
            padding: 2rem;
            border: 1px solid #333;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            color: #69db7c;
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #444;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #ccc;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 0.9rem;
            background: rgba(40, 40, 60, 0.8);
            border: 1px solid #555;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-control:focus {
            outline: none;
            border-color: #4dabf7;
            box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.2);
        }
        textarea.form-control { min-height: 120px; resize: vertical; }
        .btn {
            background: linear-gradient(90deg, #4dabf7, #3b5bdb);
            color: white;
            border: none;
            padding: 1rem 1.8rem;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
            text-align: center;
        }
        .btn:hover {
            background: linear-gradient(90deg, #3b5bdb, #4dabf7);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 0, 0, 0.3);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            justify-content: center;
            margin: 1rem 0;
        }
        .star { color: #555; cursor: pointer; transition: color 0.2s ease; }
        .star:hover, .star.active { color: #ffd43b; }
        .site-footer {
            background: rgba(10, 10, 20, 0.98);
            border-top: 2px solid #4dabf7;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section { flex: 1; min-width: 250px; }
        .footer-section h3 {
            color: #4dabf7;
            margin-bottom: 1.5rem;
            font-size: 1.4rem;
        }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        friend-link {
            display: inline-block;
            background: rgba(77, 171, 247, 0.1);
            padding: 0.5rem 1rem;
            border-radius: 6px;
            margin: 0.3rem;
            border: 1px solid #333;
        }
        friend-link a { color: #a5d8ff; }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .main-nav {
                width: 100%;
                order: 3;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active { display: block; }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li { border-bottom: 1px solid #333; }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            .hamburger { display: block; }
            .article-main { padding: 1.5rem; }
            .article-main h1 { font-size: 2.2rem; }
            .sidebar { position: static; }
        }