:root {
            --primary-color: #1a1a2e;
            --secondary-color: #16213e;
            --accent-color: #0fccce;
            --accent-hover: #0daaaa;
            --text-color: #e6e6e6;
            --text-secondary: #b0b0b0;
            --card-bg: rgba(255, 255, 255, 0.05);
            --border-color: #2d4059;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Arial', 'Helvetica', 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: var(--text-color);
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            background-attachment: fixed;
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: rgba(22, 33, 62, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--accent-color);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            background: linear-gradient(90deg, var(--accent-color), #00ffaa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            transition: all 0.3s ease;
        }
        .logo a:hover {
            letter-spacing: 2px;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav ul li a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
            transition: all 0.3s ease;
            position: relative;
        }
        nav ul li a:hover {
            color: var(--accent-color);
            background-color: rgba(15, 204, 206, 0.1);
        }
        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--accent-color);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }
        nav ul li a:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: var(--accent-color);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--accent-color);
            text-decoration: none;
            transition: color 0.3s;
        }
        .breadcrumb a:hover {
            color: var(--accent-hover);
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .search-container {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 30px;
            margin: 30px 0;
            text-align: center;
            border: 1px solid var(--border-color);
        }
        .search-container h2 {
            margin-bottom: 20px;
            color: var(--accent-color);
            font-size: 1.8rem;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 8px 0 0 8px;
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            font-size: 1rem;
            outline: none;
            border: 1px solid var(--border-color);
            border-right: none;
        }
        .search-form input:focus {
            background-color: rgba(255, 255, 255, 0.15);
            border-color: var(--accent-color);
        }
        .search-form button {
            padding: 0 25px;
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            font-size: 1rem;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: var(--accent-hover);
        }
        main {
            padding: 30px 0;
        }
        article {
            background-color: var(--card-bg);
            border-radius: 15px;
            padding: 40px;
            margin-bottom: 40px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }
        h1, h2, h3 {
            font-family: var(--font-heading);
            color: white;
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--accent-color);
            text-align: center;
            margin-bottom: 2rem;
            border-bottom: 2px dashed var(--border-color);
            padding-bottom: 20px;
        }
        h2 {
            font-size: 2.2rem;
            color: #ffffff;
            margin-top: 2.5rem;
            border-left: 5px solid var(--accent-color);
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--accent-color);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(15, 204, 206, 0.15);
            border-left: 4px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight p {
            margin-bottom: 0;
            font-weight: bold;
            color: #ffffff;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            display: block;
            margin: 30px auto;
            border: 2px solid var(--border-color);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
            transition: transform 0.5s ease, box-shadow 0.5s ease;
        }
        img:hover {
            transform: scale(1.02);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .float-left {
            float: left;
            margin: 20px 30px 20px 0;
            max-width: 400px;
        }
        .float-right {
            float: right;
            margin: 20px 0 20px 30px;
            max-width: 400px;
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .card {
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 25px;
            border: 1px solid var(--border-color);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            cursor: pointer;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
            border-color: var(--accent-color);
        }
        .card h3 {
            color: var(--accent-color);
            margin-top: 0;
        }
        .rating-container {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 30px;
            margin: 40px 0;
            text-align: center;
            border: 1px solid var(--border-color);
        }
        .rating-container h2 {
            color: var(--accent-color);
            margin-bottom: 25px;
        }
        .stars {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: var(--text-secondary);
        }
        .stars span {
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
            margin: 0 5px;
        }
        .stars span:hover {
            transform: scale(1.2);
        }
        .stars span.active {
            color: var(--warning-color);
        }
        .rating-form {
            max-width: 500px;
            margin: 20px auto 0;
        }
        .rating-form input, .rating-form textarea {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            font-size: 1rem;
            outline: none;
        }
        .rating-form input:focus, .rating-form textarea:focus {
            border-color: var(--accent-color);
        }
        .rating-form button {
            padding: 15px 40px;
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1.1rem;
            transition: background-color 0.3s;
        }
        .rating-form button:hover {
            background-color: var(--accent-hover);
        }
        .comments-container {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 30px;
            margin: 40px 0;
            border: 1px solid var(--border-color);
        }
        .comments-container h2 {
            color: var(--accent-color);
            margin-bottom: 25px;
        }
        .comment-form {
            margin-bottom: 40px;
        }
        .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            font-size: 1rem;
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .comment-form button {
            padding: 15px 40px;
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1.1rem;
            transition: background-color 0.3s;
        }
        .comment-form button:hover {
            background-color: var(--accent-hover);
        }
        .comment-list {
            margin-top: 30px;
        }
        .comment-item {
            background-color: rgba(255, 255, 255, 0.03);
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 20px;
            border-left: 4px solid var(--accent-color);
        }
        .comment-author {
            font-weight: bold;
            color: var(--accent-color);
            margin-bottom: 5px;
        }
        .comment-date {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            padding: 40px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin-top: 50px;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.03);
            border-radius: 8px;
            padding: 15px;
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }
        .web-link:hover {
            background-color: rgba(15, 204, 206, 0.1);
            border-color: var(--accent-color);
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--accent-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
            padding: 10px;
            border-radius: 5px;
            transition: color 0.3s;
        }
        .web-link a:hover {
            color: white;
            text-decoration: underline;
        }
        footer {
            background-color: rgba(10, 15, 30, 0.95);
            padding: 40px 0 20px;
            text-align: center;
            margin-top: 50px;
        }
        .copyright {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            nav ul {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 20px;
            }
            nav ul.active {
                display: flex;
            }
            nav ul li {
                width: 100%;
                text-align: center;
                border-bottom: 1px solid var(--border-color);
            }
            nav ul li a {
                display: block;
                padding: 15px;
            }
            .hamburger {
                display: block;
            }
            .float-left, .float-right {
                float: none;
                margin: 20px auto;
                max-width: 100%;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input {
                border-radius: 8px;
                border-right: 1px solid var(--border-color);
                margin-bottom: 10px;
            }
            .search-form button {
                border-radius: 8px;
                padding: 15px;
            }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            h3 { font-size: 1.4rem; }
            article { padding: 20px; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            .interactive-section { grid-template-columns: 1fr; }
            .footer-links { grid-template-columns: 1fr; }
            .stars { font-size: 2rem; }
        }