:root {
            --primary: #00C853;
            --primary-dark: #00A843;
            --secondary: #3DDC84;
            --dark: #0D1117;
            --dark-lighter: #161B22;
            --dark-card: #1C2128;
            --text: #E6EDF3;
            --text-muted: #8B949E;
            --accent: #58A6FF;
            --warning: #FFA726;
            --border: #30363D;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Manrope', -apple-system, sans-serif;
            background: var(--dark);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }

        /* Animated gradient background */
        .bg-gradient {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            opacity: 0.03;
            background: 
                radial-gradient(circle at 20% 30%, var(--primary) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, var(--secondary) 0%, transparent 40%),
                radial-gradient(circle at 50% 50%, var(--accent) 0%, transparent 50%);
            animation: gradientShift 20s ease infinite;
        }

        @keyframes gradientShift {
            0%, 100% { transform: translate(0, 0) scale(1); }
            33% { transform: translate(50px, -50px) scale(1.1); }
            66% { transform: translate(-50px, 50px) scale(0.9); }
        }

        /* Header */
        header {
            background: rgba(13, 17, 23, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            animation: slideDown 0.6s ease;
        }

        @keyframes slideDown {
            from {
                transform: translateY(-100%);
                opacity: 0;
            }
            to {
                transform: translateY(0);
                opacity: 1;
            }
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 1.5rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 1rem;
            text-decoration: none;
            color: var(--text);
            font-weight: 800;
            font-size: 1.5rem;
            animation: fadeIn 0.8s ease 0.2s both;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'JetBrains Mono', monospace;
            font-weight: 700;
            font-size: 1.2rem;
            box-shadow: 0 4px 20px rgba(0, 200, 83, 0.3);
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            position: relative;
            animation: fadeIn 0.8s ease both;
        }

        .nav-links a:nth-child(1) { animation-delay: 0.3s; }
        .nav-links a:nth-child(2) { animation-delay: 0.4s; }
        .nav-links a:nth-child(3) { animation-delay: 0.5s; }

        .nav-links a:hover {
            color: var(--primary);
            transform: translateY(-2px);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            max-width: 1400px;
            margin: 0 auto;
            padding: 6rem 2rem 4rem;
            text-align: center;
            animation: fadeIn 1s ease 0.3s both;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero h1 {
            font-size: clamp(2.5rem, 6vw, 4rem);
            font-weight: 800;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto 2rem;
        }

        .update-badge {
            display: inline-block;
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0.5rem 1.5rem;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
        }

        .update-date {
            color: var(--primary);
            font-weight: 600;
        }

        /* Quick Links */
        .quick-links {
            max-width: 1200px;
            margin: 0 auto 4rem;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .quick-link-card {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 2rem;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            animation: fadeIn 0.8s ease both;
        }

        .quick-link-card:nth-child(1) { animation-delay: 0.5s; }
        .quick-link-card:nth-child(2) { animation-delay: 0.6s; }
        .quick-link-card:nth-child(3) { animation-delay: 0.7s; }
        .quick-link-card:nth-child(4) { animation-delay: 0.8s; }

        .quick-link-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .quick-link-card:hover {
            transform: translateY(-8px);
            border-color: var(--primary);
            box-shadow: 0 20px 60px rgba(0, 200, 83, 0.2);
        }

        .quick-link-card:hover::before {
            opacity: 0.05;
        }

        .quick-link-icon {
            font-size: 2rem;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .quick-link-card h3 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        .quick-link-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            position: relative;
            z-index: 1;
        }

        /* Main Content */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 3rem;
        }

        /* Sidebar Navigation */
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
            animation: fadeIn 1s ease 0.6s both;
        }

        .sidebar-nav {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 1.5rem;
        }

        .sidebar-nav h3 {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-muted);
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .sidebar-nav ul {
            list-style: none;
        }

        .sidebar-nav li {
            margin-bottom: 0.5rem;
        }

        .sidebar-nav a {
            color: var(--text-muted);
            text-decoration: none;
            display: block;
            padding: 0.6rem 1rem;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }

        .sidebar-nav a:hover,
        .sidebar-nav a.active {
            background: rgba(0, 200, 83, 0.1);
            color: var(--primary);
            transform: translateX(5px);
        }

        /* Content */
        .content {
            animation: fadeIn 1s ease 0.8s both;
        }

        .section {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 3rem;
            margin-bottom: 2rem;
            transition: all 0.3s ease;
        }

        .section:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 40px rgba(0, 200, 83, 0.1);
        }

        .section h2 {
            font-size: 2rem;
            color: var(--text);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-weight: 700;
        }

        .section h2::before {
            content: '';
            width: 4px;
            height: 32px;
            background: linear-gradient(180deg, var(--primary), var(--secondary));
            border-radius: 4px;
        }

        .section h3 {
            font-size: 1.4rem;
            color: var(--text);
            margin: 2rem 0 1rem;
            font-weight: 700;
        }

        .section p {
            margin-bottom: 1.2rem;
            color: var(--text-muted);
        }

        .section ul {
            margin: 1rem 0 1.5rem 2rem;
            color: var(--text-muted);
        }

        .section li {
            margin-bottom: 0.8rem;
            padding-left: 0.5rem;
        }

        .section li::marker {
            color: var(--primary);
        }

        /* Highlight Boxes */
        .info-box {
            background: rgba(88, 166, 255, 0.1);
            border-left: 4px solid var(--accent);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 8px;
        }

        .warning-box {
            background: rgba(255, 167, 38, 0.1);
            border-left: 4px solid var(--warning);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 8px;
        }

        .success-box {
            background: rgba(0, 200, 83, 0.1);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 8px;
        }

        .info-box strong,
        .warning-box strong,
        .success-box strong {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

        /* Code Blocks */
        code {
            font-family: 'JetBrains Mono', monospace;
            background: var(--dark-lighter);
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--secondary);
        }

        .code-block {
            background: var(--dark-lighter);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            overflow-x: auto;
        }

        .code-block pre {
            font-family: 'JetBrains Mono', monospace;
            color: var(--text);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Footer */
        footer {
            background: var(--dark-lighter);
            border-top: 1px solid var(--border);
            padding: 3rem 2rem;
            margin-top: 4rem;
        }

        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
        }

        .footer-section h4 {
            color: var(--text);
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .footer-section p,
        .footer-section a {
            color: var(--text-muted);
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            transition: color 0.3s ease;
        }

        .footer-section a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            max-width: 1400px;
            margin: 2rem auto 0;
            padding-top: 2rem;
            border-top: 1px solid var(--border);
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* Responsive */
        @media (max-width: 968px) {
            .container {
                grid-template-columns: 1fr;
            }

            .sidebar {
                position: static;
            }

            .footer-container {
                grid-template-columns: 1fr 1fr;
            }

            .nav-links {
                display: none;
            }
        }

        @media (max-width: 640px) {
            .section {
                padding: 2rem 1.5rem;
            }

            .footer-container {
                grid-template-columns: 1fr;
            }
        }

        /* Scroll behavior */
        html {
            scroll-behavior: smooth;
        }

        /* Links */
        a.external-link {
            color: var(--accent);
            text-decoration: none;
            border-bottom: 1px solid transparent;
            transition: all 0.3s ease;
        }

        a.external-link:hover {
            border-bottom-color: var(--accent);
        }