:root {
            --primary-dark: #0a2e36;
            --primary-accent: #14b8a6;
            --secondary-accent: #f59e0b;
            --text-light: #f1f5f9;
            --text-gray: #94a3b8;
            --bg-dark: #0f172a;
            --bg-card: #1e293b;
            --border-color: #334155;
            --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-accent);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: rgba(10, 46, 54, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 2rem;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            padding: 8px 5px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-light);
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-gray);
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb a {
            color: var(--text-gray);
        }
        .breadcrumb a:hover {
            color: var(--primary-accent);
        }
        main {
            padding: 40px 0;
        }
        article {
            background-color: var(--bg-card);
            border-radius: 15px;
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
            border: 1px solid var(--border-color);
        }
        h1 {
            font-size: 3.2rem;
            line-height: 1.2;
            margin-bottom: 25px;
            color: var(--secondary-accent);
            text-align: center;
        }
        .article-meta {
            text-align: center;
            color: var(--text-gray);
            margin-bottom: 40px;
            font-size: 0.95rem;
            border-bottom: 1px dashed var(--border-color);
            padding-bottom: 20px;
        }
        .article-meta span {
            margin: 0 10px;
        }
        h2 {
            font-size: 2.2rem;
            margin: 50px 0 20px;
            color: var(--primary-accent);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.7rem;
            margin: 35px 0 15px;
            color: var(--text-light);
        }
        h4 {
            font-size: 1.3rem;
            margin: 25px 0 10px;
            color: var(--text-gray);
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(20,184,166,0.1), rgba(245,158,11,0.1));
            border-left: 4px solid var(--secondary-accent);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 30px 0;
            border: 2px solid var(--primary-accent);
            box-shadow: var(--shadow);
        }
        .interactive-module {
            background-color: rgba(10, 46, 54, 0.5);
            border-radius: 10px;
            padding: 30px;
            margin: 40px 0;
            border: 1px solid var(--border-color);
        }
        .module-title {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 25px;
            color: var(--secondary-accent);
        }
        .module-title i {
            font-size: 1.5rem;
        }
        .search-form, .comment-form, .rating-form {
            display: grid;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        label {
            font-weight: 600;
            color: var(--text-gray);
        }
        input, textarea, select {
            padding: 14px;
            background-color: var(--bg-dark);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            color: var(--text-light);
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-accent);
            box-shadow: 0 0 0 3px rgba(20,184,166,0.2);
        }
        button {
            padding: 15px 30px;
            background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
            color: var(--bg-dark);
            border: none;
            border-radius: 8px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            justify-self: start;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 0, 0, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: var(--text-gray);
            margin: 10px 0;
        }
        .star-rating i {
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: var(--secondary-accent);
            transform: scale(1.2);
        }
        footer {
            background-color: var(--primary-dark);
            padding: 50px 0 20px;
            border-top: 1px solid var(--border-color);
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: var(--primary-accent);
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            margin-bottom: 12px;
            padding: 8px 15px;
            background-color: rgba(255,255,255,0.05);
            border-radius: 6px;
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(20,184,166,0.2);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            color: var(--text-gray);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.7rem; }
            h2 { font-size: 2rem; }
            .nav-links {
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background-color: var(--primary-dark);
                width: 100%;
                max-width: 300px;
                height: calc(100vh - 80px);
                padding: 40px 20px;
                transition: 0.5s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.5);
                border-left: 1px solid var(--border-color);
            }
            .nav-links.active {
                right: 0;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            article {
                padding: 25px;
            }
            .interactive-module {
                padding: 25px;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .container {
                padding: 0 15px;
            }
        }