* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #0a0e17;
            --primary-accent: #00b4d8;
            --secondary-accent: #f72585;
            --text-primary: #e0e0e0;
            --text-secondary: #a0a0a0;
            --card-bg: #161b26;
            --border-color: #2a3349;
            --hover-glow: rgba(0, 180, 216, 0.4);
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-accent);
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #ffffff;
            text-shadow: 0 0 8px var(--hover-glow);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to bottom, #000810, var(--primary-dark));
            border-bottom: 1px solid var(--border-color);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-accent);
            transition: width 0.3s ease;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--card-bg);
            border-top: 1px solid var(--border-color);
            flex-direction: column;
            padding: 1rem;
            gap: 1rem;
        }
        .mobile-nav.active {
            display: flex;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-accent);
        }
        .article-hero {
            text-align: center;
            padding: 3rem 1rem;
            background: radial-gradient(circle at center, #1a263f, var(--primary-dark));
            border-radius: 0 0 20px 20px;
            margin-bottom: 3rem;
        }
        .article-hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            background: linear-gradient(90deg, #fff, var(--primary-accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        .article-hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto;
            color: var(--text-secondary);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-article {
            font-size: 1.1rem;
        }
        .article-section {
            margin-bottom: 3.5rem;
            padding: 2rem;
            background-color: var(--card-bg);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .article-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .article-section h2 {
            font-size: 2.2rem;
            margin-bottom: 1.5rem;
            color: var(--primary-accent);
            border-left: 5px solid var(--secondary-accent);
            padding-left: 1rem;
        }
        .article-section h3 {
            font-size: 1.7rem;
            margin: 2rem 0 1rem;
            color: #ffffff;
        }
        .article-section p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0,180,216,0.1), transparent);
            padding: 1.5rem;
            border-left: 4px solid var(--primary-accent);
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .requirements-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
        }
        .requirements-table th, .requirements-table td {
            border: 1px solid var(--border-color);
            padding: 1.2rem;
            text-align: left;
        }
        .requirements-table th {
            background-color: #1a2235;
            color: var(--primary-accent);
            font-weight: 700;
        }
        .requirements-table tr:nth-child(even) {
            background-color: rgba(255,255,255,0.03);
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 2rem 0;
            border: 2px solid var(--border-color);
            transition: transform 0.5s ease;
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .interactive-tools {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .tool-card {
            background: linear-gradient(145deg, #1c2333, #161b26);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }
        .tool-card h3 {
            color: var(--secondary-accent);
            margin-bottom: 1rem;
        }
        .tool-card input, .tool-card select, .tool-card textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            background-color: #0f131f;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            color: var(--text-primary);
        }
        .tool-card button {
            width: 100%;
            padding: 1rem;
            background: linear-gradient(90deg, var(--primary-accent), #0093b8);
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .tool-card button:hover {
            background: linear-gradient(90deg, #00c8ff, var(--primary-accent));
            box-shadow: 0 0 15px var(--hover-glow);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating-stars i {
            color: #444;
            cursor: pointer;
            font-size: 1.5rem;
            transition: color 0.2s;
        }
        .rating-stars i.active {
            color: #ffc107;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 1.8rem;
            border: 1px solid var(--border-color);
        }
        .sidebar-widget h3 {
            color: var(--secondary-accent);
            margin-bottom: 1.2rem;
            font-size: 1.5rem;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            padding: 0.8rem 0;
            border-bottom: 1px dashed var(--border-color);
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        .related-links a::before {
            content: '▸';
            color: var(--primary-accent);
            margin-right: 0.8rem;
            font-weight: bold;
        }
        .longtail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            padding: 3rem 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin: 3rem 0;
        }
        .web-link {
            background: rgba(255,255,255,0.03);
            padding: 1.2rem;
            border-radius: 8px;
            transition: background 0.3s ease;
        }
        .web-link:hover {
            background: rgba(0, 180, 216, 0.1);
        }
        .site-footer {
            padding: 2rem 0;
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-hero h1 {
                font-size: 2.5rem;
            }
            .article-hero p {
                font-size: 1.1rem;
            }
            .article-section {
                padding: 1.5rem;
            }
            .article-section h2 {
                font-size: 1.8rem;
            }
            .requirements-table {
                display: block;
                overflow-x: auto;
            }
            .interactive-tools {
                grid-template-columns: 1fr;
            }
        }