* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #93c5fd;
            text-shadow: 0 0 8px rgba(96, 165, 250, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }
        header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            border-bottom: 1px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, #60a5fa, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.8; }
            100% { opacity: 1; }
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #60a5fa;
            transition: width 0.3s ease;
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #cbd5e1;
        }
        .breadcrumb {
            background-color: #1e293b;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #334155;
        }
        .breadcrumb a {
            color: #94a3b8;
        }
        .breadcrumb span {
            color: #cbd5e1;
            margin: 0 5px;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        article {
            background-color: #1e293b;
            border-radius: 12px;
            padding: 3rem;
            margin-bottom: 2rem;
            border: 1px solid #334155;
        }
        h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(90deg, #60a5fa, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #cbd5e1;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #334155;
        }
        h3 {
            font-size: 1.7rem;
            color: #d1d5db;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #9ca3af;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #a5b4cb;
            font-weight: 300;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: rgba(96, 165, 250, 0.15);
            border-left: 4px solid #60a5fa;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .article-meta {
            color: #94a3b8;
            font-size: 0.9rem;
            margin-bottom: 2rem;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .interactive-module {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border: 1px solid #475569;
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
        }
        .module-title {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 1.5rem;
            color: #60a5fa;
        }
        .module-title i {
            font-size: 1.5rem;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            background-color: #0f172a;
            border: 1px solid #475569;
            border-radius: 6px;
            color: #e2e8f0;
            font-size: 1rem;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #60a5fa;
            box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
        }
        button {
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-weight: 700;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            align-self: flex-start;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 20px rgba(59, 130, 246, 0.4);
        }
        .stars {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #475569;
            cursor: pointer;
        }
        .stars .star:hover,
        .stars .star:hover ~ .star {
            color: #fbbf24;
        }
        .article-image {
            margin: 2.5rem auto;
            max-width: 800px;
            text-align: center;
        }
        .caption {
            font-style: italic;
            color: #94a3b8;
            font-size: 0.9rem;
            margin-top: 0.5rem;
        }
        footer {
            background-color: #0f172a;
            border-top: 1px solid #334155;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #cbd5e1;
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px dashed #475569;
        }
        .copyright {
            text-align: center;
            color: #94a3b8;
            font-size: 0.9rem;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1e293b;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-top: 1px solid #334155;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article {
                padding: 1.5rem;
            }
            .interactive-module {
                padding: 1.5rem;
            }
        }