:root {
            --primary-dark: #1a1a2e;
            --primary-accent: #4cc9f0;
            --secondary-accent: #7209b7;
            --text-light: #f8f9fa;
            --text-muted: #adb5bd;
            --bg-card: #16213e;
            --border-color: #2d4059;
            --success: #4ade80;
            --warning: #fbbf24;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-accent);
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: var(--secondary-accent);
            transform: translateY(-2px);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, #0f3460 100%);
            padding: 1.5rem 0;
            border-bottom: 2px solid var(--primary-accent);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
        }
        .logo a:hover {
            background: linear-gradient(90deg, var(--secondary-accent), var(--primary-accent));
            -webkit-background-clip: text;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
        }
        .nav-links a:hover {
            background-color: rgba(76, 201, 240, 0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--primary-accent);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.95rem;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary-accent);
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .search-container {
            margin: 2.5rem auto;
            max-width: 700px;
        }
        .search-box {
            display: flex;
            background: var(--bg-card);
            border-radius: 50px;
            overflow: hidden;
            border: 2px solid var(--border-color);
            transition: border-color 0.3s ease;
        }
        .search-box:focus-within {
            border-color: var(--primary-accent);
        }
        .search-box input {
            flex: 1;
            padding: 1rem 1.5rem;
            background: transparent;
            border: none;
            color: var(--text-light);
            font-size: 1.1rem;
        }
        .search-box input:focus {
            outline: none;
        }
        .search-box button {
            background: var(--primary-accent);
            color: var(--primary-dark);
            border: none;
            padding: 0 2rem;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-box button:hover {
            background: #3ab4d8;
        }
        main {
            padding: 2rem 0 4rem;
        }
        article {
            background: var(--bg-card);
            border-radius: 16px;
            padding: 3rem;
            margin-bottom: 3rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            border: 1px solid var(--border-color);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(90deg, var(--primary-accent), #9d4edd);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 2rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            font-size: 0.95rem;
        }
        .article-meta span i {
            margin-right: 8px;
        }
        h2, h3, h4 {
            margin: 2.5rem 0 1.2rem;
            color: var(--primary-accent);
        }
        h2 {
            font-size: 2.2rem;
            border-bottom: 2px solid var(--secondary-accent);
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.8rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(114, 9, 183, 0.2);
            border-left: 5px solid var(--secondary-accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .highlight p {
            margin-bottom: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 2.5rem auto;
            display: block;
            border: 2px solid var(--border-color);
            box-shadow: 0 8px 20px rgba(0,0,0,0.5);
        }
        .img-caption {
            text-align: center;
            color: var(--text-muted);
            font-style: italic;
            margin-top: -1.5rem;
            margin-bottom: 2.5rem;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 2rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        strong {
            color: var(--primary-accent);
            font-weight: 700;
        }
        .rating-section, .comment-section {
            background: rgba(22, 33, 62, 0.7);
            border-radius: 12px;
            padding: 2rem;
            margin-top: 3rem;
            border: 1px solid var(--border-color);
        }
        .rating-section h3, .comment-section h3 {
            margin-top: 0;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1.5rem 0;
        }
        .star-rating i {
            font-size: 2.2rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: var(--warning);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 1rem;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            color: var(--text-light);
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-accent);
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        button[type="submit"] {
            background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            font-size: 1.1rem;
            font-weight: 700;
            border-radius: 8px;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        button[type="submit"]:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(76, 201, 240, 0.3);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .web-link {
            background: var(--bg-card);
            padding: 1.2rem;
            border-radius: 8px;
            text-align: center;
            border: 1px solid transparent;
            transition: border-color 0.3s ease, transform 0.3s ease;
        }
        .web-link:hover {
            border-color: var(--primary-accent);
            transform: translateY(-5px);
        }
        .web-link a {
            font-weight: 600;
        }
        footer {
            background: #0f3460;
            padding: 3rem 0;
            text-align: center;
            border-top: 2px solid var(--secondary-accent);
            margin-top: 4rem;
        }
        .copyright {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 1.5rem;
        }
        @media (max-width: 1024px) {
            .footer-links {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background: var(--bg-card);
                width: 280px;
                padding: 2rem;
                border-radius: 0 0 0 16px;
                border-left: 2px solid var(--primary-accent);
                transition: right 0.5s ease;
                z-index: 999;
            }
            .nav-links.active {
                right: 0;
            }
            h1 {
                font-size: 2.5rem;
            }
            article {
                padding: 2rem;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-container {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 480px) {
            .footer-links {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
        }