* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #0f1b2d;
            --secondary: #1a2b4a;
            --accent: #e50914;
            --accent-light: #ff3e2d;
            --text: #e6eaf0;
            --text-muted: #a0abc0;
            --card-bg: #152238;
            --border: #2a3a5a;
            --shadow: rgba(0, 10, 30, 0.5);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--primary);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--secondary);
            box-shadow: 0 4px 20px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo a {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo a:hover {
            color: var(--accent-light);
            transform: scale(1.03);
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: var(--text);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 12px;
            border-radius: 4px;
            transition: var(--transition);
            position: relative;
        }
        nav a:hover {
            color: var(--accent);
            background-color: rgba(255, 255, 255, 0.05);
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 12px;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: width 0.3s ease;
        }
        nav a:hover::after {
            width: calc(100% - 24px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--text);
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(21, 34, 56, 0.7);
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 10px;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        main {
            padding: 30px 0;
        }
        article {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 10px 30px var(--shadow);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 3.2rem;
            color: #fff;
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 5px solid var(--accent);
            padding-left: 20px;
        }
        h2 {
            font-size: 2.2rem;
            margin: 50px 0 25px;
            color: #fff;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
        }
        h3 {
            font-size: 1.8rem;
            margin: 35px 0 15px;
            color: #e6eaf0;
        }
        h4 {
            font-size: 1.4rem;
            margin: 25px 0 12px;
            color: #d0d7e7;
        }
        p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #b8c5e0;
            font-weight: 300;
            margin-bottom: 35px;
            padding: 20px;
            background-color: rgba(26, 43, 74, 0.4);
            border-radius: 8px;
            border-left: 4px solid var(--accent);
        }
        .highlight {
            background-color: rgba(229, 9, 20, 0.1);
            padding: 25px;
            border-radius: 8px;
            margin: 30px 0;
            border-left: 4px solid var(--accent);
        }
        .highlight p {
            margin-bottom: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 30px auto;
            border-radius: 8px;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
            transition: var(--transition);
        }
        img:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6);
        }
        .figure-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-muted);
            margin-top: -20px;
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        strong {
            color: #fff;
            font-weight: 700;
        }
        a.content-link {
            color: #6ab0ff;
            text-decoration: none;
            border-bottom: 1px dotted #6ab0ff;
            transition: var(--transition);
        }
        a.content-link:hover {
            color: var(--accent-light);
            border-bottom: 1px solid var(--accent-light);
        }
        blockquote {
            border-left: 4px solid var(--accent);
            padding: 20px 30px;
            margin: 35px 0;
            background-color: rgba(26, 43, 74, 0.4);
            border-radius: 0 8px 8px 0;
            font-style: italic;
        }
        blockquote p {
            margin-bottom: 10px;
            font-size: 1.2rem;
        }
        .quote-author {
            text-align: right;
            color: var(--text-muted);
            font-weight: 600;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 25px;
            padding-left: 15px;
        }
        li {
            margin-bottom: 10px;
        }
        hr {
            border: none;
            height: 1px;
            background-color: var(--border);
            margin: 40px 0;
        }
        .last-updated {
            text-align: right;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 50px;
            padding-top: 15px;
            border-top: 1px solid var(--border);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .feature-card {
            background: linear-gradient(145deg, var(--card-bg), #1b2d4d);
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 8px 20px var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            border-color: var(--accent);
            box-shadow: 0 15px 30px rgba(229, 9, 20, 0.2);
        }
        .feature-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
        }
        .feature-card i {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .feature-card form {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-top: 20px;
        }
        .feature-card input,
        .feature-card textarea,
        .feature-card select {
            padding: 12px 15px;
            background-color: rgba(15, 27, 45, 0.8);
            border: 1px solid var(--border);
            border-radius: 6px;
            color: var(--text);
            font-size: 1rem;
            transition: var(--transition);
        }
        .feature-card input:focus,
        .feature-card textarea:focus,
        .feature-card select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 2px rgba(229, 9, 20, 0.2);
        }
        .feature-card textarea {
            min-height: 120px;
            resize: vertical;
        }
        .feature-card button {
            background: linear-gradient(to right, var(--accent), var(--accent-light));
            color: white;
            border: none;
            padding: 14px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .feature-card button:hover {
            background: linear-gradient(to right, #c40811, #e82c1f);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(229, 9, 20, 0.4);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin: 15px 0;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars label:hover,
        .stars label:hover ~ label {
            color: #ffcc00;
        }
        .stars input:checked ~ label {
            color: #ffcc00;
        }
        footer {
            background-color: var(--secondary);
            padding: 50px 0 25px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            font-size: 1.5rem;
            margin-bottom: 25px;
            color: #fff;
        }
        friend-link {
            display: block;
            margin-bottom: 15px;
        }
        friend-link a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link a:hover {
            color: var(--accent);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        @media (max-width: 1024px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .header-container { padding: 12px 0; }
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--secondary);
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px var(--shadow);
                z-index: 999;
            }
            nav ul.active {
                display: flex;
            }
            .hamburger { display: block; }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            article { padding: 25px 20px; }
            .interactive-section { grid-template-columns: 1fr; }
            .feature-card { padding: 20px; }
            .footer-content { grid-template-columns: 1fr; gap: 30px; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; padding-left: 15px; }
            .my-logo a { font-size: 1.7rem; }
            .lead { font-size: 1.1rem; padding: 15px; }
            p { font-size: 1rem; }
            .feature-card form { gap: 12px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, .feature-card, .highlight {
            animation: fadeIn 0.8s ease-out;
        }