:root {
            --primary: #00B2FF; 
            --secondary: #FF4655; 
            --accent: #FFD700; 
            --dark: #1A1A2E;
            --light: #F5F7FA;
            --gray: #6C757D;
            --success: #28a745;
            --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0f1c2e 0%, #1a2b3c 100%);
            color: var(--light);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .site-header {
            background-color: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 3px solid var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            transition: all 0.3s ease;
        }
        .my-logo:hover {
            color: var(--primary);
            transform: scale(1.03);
        }
        .my-logo i {
            color: var(--secondary);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: all 0.3s ease;
            position: relative;
        }
        .nav-link:hover,
        .nav-link.active {
            background-color: var(--primary);
            color: white;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--dark);
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            padding: 1rem;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            border-top: 1px solid var(--primary);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav .nav-link {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 1rem auto;
            padding: 0 1.5rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 2rem 1.5rem;
            flex: 1;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border-radius: 12px;
            padding: 3rem;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(0, 178, 255, 0.2);
        }
        @media (max-width: 768px) {
            .article-content {
                padding: 1.5rem;
            }
        }
        h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            color: var(--accent);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
        }
        .meta-info {
            display: flex;
            gap: 1.5rem;
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: var(--gray);
            flex-wrap: wrap;
        }
        .meta-info i {
            margin-right: 0.5rem;
            color: var(--primary);
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--accent);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #FFA07A;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.05rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0,178,255,0.2) 0%, transparent 100%);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight strong {
            color: var(--accent);
            display: block;
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 2rem 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            border: 2px solid rgba(0,178,255,0.3);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        img:hover {
            transform: scale(1.01);
            box-shadow: 0 15px 30px rgba(0,0,0,0.4);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        a.content-link {
            color: var(--primary);
            text-decoration: none;
            border-bottom: 1px dotted var(--primary);
            transition: all 0.2s ease;
        }
        a.content-link:hover {
            color: var(--accent);
            border-bottom: 1px solid var(--accent);
        }
        ul, ol {
            margin: 1.5rem 0 1.5rem 2rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        blockquote {
            font-style: italic;
            color: #CCC;
            border-left: 4px solid var(--secondary);
            padding-left: 1.5rem;
            margin: 2rem 0;
            background: rgba(255,70,85,0.05);
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .stat-card {
            background: rgba(255,255,255,0.05);
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            border: 1px solid rgba(0,178,255,0.2);
            transition: transform 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent);
            display: block;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 0.5rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border-radius: 12px;
            padding: 1.8rem;
            border: 1px solid rgba(0, 178, 255, 0.2);
        }
        .widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            margin-bottom: 1.5rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget h3 i {
            color: var(--secondary);
        }
        .search-form {
            display: flex;
            margin-bottom: 1rem;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 1px solid rgba(0,178,255,0.4);
            background: rgba(0,0,0,0.3);
            color: var(--light);
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-btn:hover {
            background: #0099e6;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1.5rem 0;
            font-size: 1.8rem;
            color: var(--gray);
        }
        .star {
            cursor: pointer;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .star:hover,
        .star.active {
            color: var(--accent);
            transform: scale(1.2);
        }
        .rating-form {
            display: none;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .rating-form.active {
            display: flex;
        }
        .rating-input {
            padding: 0.8rem;
            border-radius: 6px;
            border: 1px solid rgba(0,178,255,0.4);
            background: rgba(0,0,0,0.3);
            color: var(--light);
        }
        .rating-submit {
            background: var(--success);
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s ease;
        }
        .rating-submit:hover {
            background: #218838;
        }
        .comment-list {
            max-height: 400px;
            overflow-y: auto;
            padding-right: 10px;
        }
        .comment {
            background: rgba(255,255,255,0.03);
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            border-left: 3px solid var(--primary);
        }
        .comment-author {
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 0.3rem;
            display: flex;
            justify-content: space-between;
        }
        .comment-date {
            font-size: 0.8rem;
            color: var(--gray);
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .comment-input,
        .comment-textarea {
            padding: 0.8rem;
            border-radius: 6px;
            border: 1px solid rgba(0,178,255,0.4);
            background: rgba(0,0,0,0.3);
            color: var(--light);
            font-family: var(--font-body);
        }
        .comment-textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-submit {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s ease;
        }
        .comment-submit:hover {
            background: #0099e6;
        }
        .site-footer {
            background-color: var(--dark);
            border-top: 3px solid var(--secondary);
            margin-top: 3rem;
            padding: 3rem 0 1.5rem;
        }
        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
            border: 1px solid rgba(255,70,85,0.3);
        }
        friend-link a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s ease;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link a:hover {
            color: var(--accent);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: var(--gray);
            font-size: 0.9rem;
        }
        .copyright a {
            color: var(--primary);
            text-decoration: none;
        }
        .copyright a:hover {
            text-decoration: underline;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .keyword {
            background: rgba(255, 215, 0, 0.15);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
            color: var(--accent);
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255,70,85,0.1);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            margin-top: 1rem;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-content,
        .widget {
            animation: fadeIn 0.8s ease-out;
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: rgba(255,255,255,0.05);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #0099e6;
        }