:root {
            --bg-primary: #0a0a0f;
            --bg-secondary: #12121a;
            --bg-card: #1a1a25;
            --text-primary: #ffffff;
            --text-secondary: #a0a0b0;
            --accent-cyan: #00d4ff;
            --accent-purple: #8b5cf6;
            --accent-blue: #4f8fff;
            --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
            --glow-cyan: 0 0 30px rgba(0, 212, 255, 0.3);
            --glow-purple: 0 0 30px rgba(139, 92, 246, 0.3);
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 10px 0;
            background: rgba(10, 10, 15, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        nav .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-family: ui-monospace, 'JetBrains Mono', monospace;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            text-decoration: none;
        }

        .logo img {
            height: 64px;
            width: 64px;
            border-radius: 8px;
        }

        .logo span {
            background: linear-gradient(-45deg, #00d4ff, #8b5cf6, #00d4ff, #8b5cf6);
            background-size: 500% 100%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: shimmer 24s ease-in-out infinite;
        }

        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.2s;
        }

        .nav-links a:hover {
            color: var(--accent-cyan);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 5px;
        }

        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
                z-index: 1001;
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 70%;
                max-width: 300px;
                height: 100vh;
                background: var(--bg-secondary);
                flex-direction: column;
                padding: 80px 30px 30px;
                gap: 24px;
                transition: right 0.3s ease;
                border-left: 1px solid rgba(255, 255, 255, 0.1);
            }

            .nav-links.active {
                right: 0;
            }

            .nav-links a {
                font-size: 1.1rem;
            }

            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 6px);
            }

            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }

            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -6px);
            }
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 10px 24px 10px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero-icon {
            width: 270px;
            height: 342px;
            margin: 0 auto 5px;
            position: relative;
        }

        .hero-icon::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 350px;
            height: 350px;
            background: rgba(180, 140, 255, 0.5);
            filter: blur(80px);
            z-index: 0;
            pointer-events: none;
        }

        .hero-icon img {
            width: 100%;
            height: 100%;
            border-radius: 60px;
            position: relative;
            z-index: 1;
        }

        .badge {
            display: inline-block;
            padding: 8px 16px;
            background: rgba(139, 92, 246, 0.15);
            border: 1px solid rgba(139, 92, 246, 0.3);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--accent-purple);
            margin-bottom: 24px;
            font-weight: 500;
        }

        h1 {
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }

        h1 > span {
            display: block;
            padding-bottom: 6px;
            background: linear-gradient(-45deg, #00d4ff, #8b5cf6, #ffffff, #00d4ff, #8b5cf6);
            background-size: 500% 100%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: shimmer 12s ease-in-out infinite;
        }

        @keyframes shimmer {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 30px;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-buttons .btn {
            min-width: 220px;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-buttons .btn {
                width: 100%;
                min-width: 0;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 32px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--accent-gradient);
            color: white;
            box-shadow: var(--glow-cyan);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 50px rgba(0, 212, 255, 0.4);
        }

        .btn-secondary {
            background: var(--bg-card);
            color: var(--text-primary);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .btn-secondary:hover {
            background: var(--bg-secondary);
            border-color: var(--accent-cyan);
        }

        .version-tag {
            margin-top: 32px;
            font-family: ui-monospace, 'JetBrains Mono', monospace;
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-align: center;
        }

        .version-tag span {
            color: var(--accent-cyan);
        }

        .version-tag a {
            text-decoration: none;
            color: inherit;
        }

        .version-tag a:hover {
            text-decoration: underline;
        }

        /* Features Section */
        .features {
            padding: 30px 0 50px;
            background: var(--bg-secondary);
            scroll-margin-top: 70px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.1rem;
            max-width: 500px;
            margin: 0 auto;
        }

        .features-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
        }

        .feature-card {
            flex: 0 1 calc(50% - 12px);
            min-width: 300px;
            max-width: 100%;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            padding: 20px 24px;
            transition: border-color 0.3s ease, transform 0.3s ease;
        }

        .feature-card:hover {
            border-color: rgba(0, 212, 255, 0.3);
            transform: translateY(-4px);
        }

        @media (max-width: 768px) {
            .feature-card {
                flex: 1 1 100%;
                min-width: 0;
            }
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            background: var(--accent-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 12px;
        }

        .feature-card h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.85rem;
            line-height: 1.4;
        }

        /* BattleScript IDE Section */
        .ide-showcase {
            padding: 30px 0 50px;
            scroll-margin-top: 70px;
        }

        .ide-showcase .section-header h2 {
            margin-bottom: 8px;
        }

        .ide-screenshot {
            max-width: 900px;
            margin: 0 auto;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.05);
        }

        .ide-screenshot img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Languages Section */
        .languages {
            padding: 30px 0 50px;
            scroll-margin-top: 70px;
        }

        .lang-orbit {
            position: relative;
            width: 612px;
            height: 612px;
            margin: 0 auto;
            animation: spin 60s linear infinite;
        }

        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .lang-node {
            animation: counter-spin 60s linear infinite;
        }

        @keyframes counter-spin {
            from { transform: translate(-50%, -50%) rotate(0deg); }
            to { transform: translate(-50%, -50%) rotate(-360deg); }
        }

        .lang-center {
            animation: counter-spin-center 60s linear infinite;
        }

        @keyframes counter-spin-center {
            from { transform: translate(-50%, -50%) rotate(0deg); }
            to { transform: translate(-50%, -50%) rotate(-360deg); }
        }

        .lang-center {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 119px;
            height: 119px;
            background: var(--accent-gradient);
            border-radius: 27px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 2.1rem;
            color: white;
            z-index: 2;
            box-shadow: 0 0 68px rgba(139, 92, 246, 0.6);
        }

        .lang-ring {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 551px;
            height: 551px;
            border: 1px solid rgba(139, 92, 246, 0.2);
            border-radius: 50%;
        }

        .lang-node {
            position: absolute;
            background: var(--bg-card);
            border: 2px solid rgba(139, 92, 246, 0.4);
            border-radius: 12px;
            padding: 10px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            z-index: 1;
            transition: all 0.3s ease;
            white-space: nowrap;
            transform: translate(-50%, -50%);
            text-decoration: none;
        }

        .lang-node:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
            scale: 1.1;
        }

        .lang-node .emoji {
            margin-right: 6px;
        }

        .lang-lines {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }

        .lang-lines line {
            stroke: rgba(139, 92, 246, 0.4);
            stroke-width: 2;
        }

        @media (max-width: 650px) {
            .lang-orbit {
                width: 350px;
                height: 350px;
            }
            .lang-ring {
                width: 322px;
                height: 322px;
            }
            .lang-node {
                font-size: 0.7rem;
                padding: 6px 10px;
            }
            .lang-center {
                width: 60px;
                height: 60px;
                font-size: 1.2rem;
            }
        }

        /* Download Section */
        .download {
            padding: 30px 0 50px;
            background: var(--bg-secondary);
            scroll-margin-top: 70px;
        }

        .download-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .download-buttons .btn {
            min-width: 220px;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .download-buttons {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .download-buttons .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* Requirements Section */
        .requirements {
            padding: 30px 0 50px;
            scroll-margin-top: 70px;
        }

        .req-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        @media (max-width: 768px) {
            .req-grid {
                grid-template-columns: 1fr;
            }
        }

        .req-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            background: var(--bg-card);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            text-decoration: none;
            color: inherit;
            transition: border-color 0.2s;
        }

        a.req-item:hover {
            border-color: var(--accent-cyan);
        }

        .homebrew-install {
            margin-top: 32px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 16px;
            padding: 24px 32px;
            box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.4);
        }

        .homebrew-install p {
            color: var(--text-secondary);
            margin-bottom: 12px;
            font-size: 0.9rem;
            text-align: center;
        }

        .homebrew-install a {
            color: var(--text-secondary);
            text-decoration: none;
        }

        .homebrew-install a:hover {
            text-decoration: underline;
        }

        .code-copy-wrapper {
            position: relative;
            display: flex;
            align-items: center;
            background: rgba(0, 0, 0, 0.4);
            border-radius: 8px;
            padding: 14px 18px;
        }

        .homebrew-install code {
            display: block;
            flex: 1;
            font-family: ui-monospace, 'JetBrains Mono', monospace;
            font-size: 0.8rem;
            color: var(--text-secondary);
            overflow-x: auto;
            text-align: center;
            word-break: break-word;
            overflow-wrap: break-word;
            white-space: normal;
            line-height: 1.8;
        }

        .copy-btn {
            background: none;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 4px;
            border-radius: 4px;
            transition: color 0.2s;
            flex-shrink: 0;
        }

        .copy-btn:hover {
            color: var(--accent-cyan);
        }

        .req-item code {
            font-family: ui-monospace, 'JetBrains Mono', monospace;
        }

        .req-item .check {
            width: 32px;
            height: 32px;
            background: rgba(0, 212, 255, 0.15);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-weight: bold;
        }

        .req-item .text {
            font-weight: 500;
        }

        .req-item .text span {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.765rem;
            color: var(--text-secondary);
            font-weight: 400;
        }

        /* Footer */
        footer {
            padding: 30px 0 25px;
            background: rgb(5, 5, 8);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
        }

        .footer-tagline {
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.84rem;
            font-style: italic;
            margin-bottom: 32px;
            padding: 25px 0;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            cursor: default;
            height: 160px;
        }

        .footer-tagline {
            transition: opacity 0.2s ease-in-out;
        }

        .footer-tagline.scrambling {
            opacity: 0;
        }

        .jj-copy-btn {
            position: absolute;
            top: 25px;
            right: -127px;
            z-index: 2;
        }

        .footer-tagline.jj-mode::after {
            content: '';
            position: absolute;
            top: 0;
            right: -140px;
            width: 140px;
            height: 100%;
        }

        .footer-tagline.jj-mode {
            position: relative;
            margin-right: 125px;
            height: 160px;
            font-family: ui-monospace, 'JetBrains Mono', monospace;
            font-style: normal;
            color: #d7d7d9;
            font-size: 0.78rem;
            line-height: 1.5;
            text-align: left;
            white-space: pre;
            display: inline-block;
            font-variant-ligatures: none;
            -webkit-font-variant-ligatures: none;
        }


        @keyframes textFade {
            0% { opacity: 1; }
            50% { opacity: 0; }
            100% { opacity: 1; }
        }

        @media (max-width: 768px) {
            .footer-tagline.jj-mode {
                margin-right: 25px;
                transform: scale(0.75);
                transform-origin: center top;
            }
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 32px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.2s;
        }

        .footer-links a:hover {
            color: var(--accent-cyan);
        }

        .copyright {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .copyright a {
            color: var(--accent-purple);
            text-decoration: none;
        }

        /* Code snippet styling */
        .code-block {
            background: var(--bg-primary);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 24px;
            margin-top: 40px;
            text-align: left;
            font-family: ui-monospace, 'JetBrains Mono', monospace;
            font-size: 0.9rem;
            overflow-x: auto;
        }

        .code-block .comment {
            color: #6a6a7a;
        }

        .code-block .keyword {
            color: var(--accent-purple);
        }

        .code-block .string {
            color: #22c55e;
        }

        .code-block .function {
            color: var(--accent-cyan);
        }