* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #f5f5f5;
            background-color: #121212;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #d2691e;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff8c00;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: #1a1a1a;
            padding: 20px 0;
            border-bottom: 3px solid #8b0000;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: bold;
            color: #8b0000;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .logo a {
            color: inherit;
        }
        .logo a:hover {
            text-shadow: 0 0 10px #ff0000;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-links a {
            font-size: 1.1rem;
            padding: 10px 15px;
            border-radius: 5px;
            font-weight: 600;
        }
        .nav-links a:hover {
            background-color: #333;
            color: #ff8c00;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f5f5f5;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #222;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #888;
        }
        main {
            padding: 40px 0;
            background: linear-gradient(180deg, #121212 0%, #1a1a1a 100%);
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px solid #333;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #d2691e;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 0.95rem;
            color: #aaa;
        }
        .article-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 20px;
            background-color: #1e1e1e;
            border-radius: 10px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
        }
        h2 {
            font-size: 2.2rem;
            color: #8b0000;
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid #444;
        }
        h3 {
            font-size: 1.8rem;
            color: #d2691e;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.7;
            text-align: justify;
        }
        .highlight {
            background-color: #2a2a2a;
            padding: 25px;
            border-left: 5px solid #8b0000;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .bold {
            font-weight: 800;
            color: #ff8c00;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .feature-image {
            margin: 30px auto;
            text-align: center;
            border: 3px solid #444;
            border-radius: 10px;
            overflow: hidden;
            max-width: 800px;
        }
        .feature-image img {
            width: 100%;
            height: auto;
        }
        .image-caption {
            font-style: italic;
            color: #aaa;
            padding: 10px;
            background-color: #222;
        }
        .functional-section {
            background-color: #252525;
            padding: 30px;
            border-radius: 10px;
            margin: 40px 0;
            text-align: center;
        }
        .functional-section h3 {
            color: #f5f5f5;
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        input, textarea, select {
            width: 100%;
            max-width: 500px;
            padding: 15px;
            border: 1px solid #555;
            border-radius: 8px;
            background-color: #333;
            color: #f5f5f5;
            font-size: 1rem;
        }
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        button, .btn {
            padding: 15px 30px;
            background-color: #8b0000;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background-color 0.3s ease, transform 0.2s ease;
        }
        button:hover, .btn:hover {
            background-color: #a52a2a;
            transform: translateY(-3px);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 2rem;
            color: #888;
            cursor: pointer;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #ffcc00;
        }
        .internal-link {
            color: #00bfff;
            font-weight: 600;
            text-decoration: underline;
        }
        .internal-link:hover {
            color: #40e0d0;
        }
        footer {
            background-color: #0d0d0d;
            padding: 40px 0 20px;
            border-top: 3px solid #333;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        .web-link {
            background-color: #1a1a1a;
            padding: 15px;
            border-radius: 8px;
            transition: transform 0.3s ease, background-color 0.3s ease;
        }
        .web-link:hover {
            background-color: #222;
            transform: scale(1.03);
        }
        .web-link a {
            color: #d2691e;
            font-size: 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .logo {
                margin-bottom: 15px;
                font-size: 1.8rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 25px;
                right: 20px;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1a1a1a;
                padding: 20px;
                border-radius: 10px;
                margin-top: 15px;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links a {
                padding: 15px;
                text-align: center;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .functional-section {
                padding: 20px;
            }
            .footer-links {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .container {
                padding: 0 30px;
            }
            .article-header h1 {
                font-size: 2.5rem;
            }
        }
        @media print {
            body {
                background-color: white;
                color: black;
            }
            .functional-section,
            .footer-links,
            .hamburger,
            .breadcrumb {
                display: none;
            }
        }