:root{color-scheme:dark;--bg: #0a0d13;--panel: #11161f;--panel-2: #161c28;--border: #232b3a;--text: #e8ebf2;--dim: #93a0b8;--accent: #5b8cff;--accent-2: #7fd8a8;font-family:-apple-system,Segoe UI,Inter,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);line-height:1.5}img{max-width:100%;display:block}a{color:inherit}.wrap{max-width:1120px;margin:0 auto;padding:0 24px}nav{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#0a0d13d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10}nav .brand{font-weight:700;font-size:18px;letter-spacing:-.01em}nav .links{display:flex;gap:28px;font-size:14px;color:var(--dim)}nav .links a:hover{color:var(--text)}nav .cta{background:var(--accent);color:#fff;padding:8px 16px;border-radius:6px;font-size:14px;font-weight:600;text-decoration:none}.hero{padding:96px 24px 64px;text-align:center}.hero h1{font-size:clamp(36px,5vw,56px);font-weight:700;letter-spacing:-.02em;margin:0 0 20px;max-width:840px;margin-inline:auto}.hero p.lead{font-size:19px;color:var(--dim);max-width:640px;margin:0 auto 36px}.hero .actions{display:flex;gap:12px;justify-content:center;margin-bottom:72px}.btn-primary{background:var(--accent);color:#fff;padding:12px 24px;border-radius:8px;font-weight:600;font-size:15px;text-decoration:none;border:none;cursor:pointer}.btn-secondary{background:transparent;color:var(--text);padding:12px 24px;border-radius:8px;font-weight:600;font-size:15px;text-decoration:none;border:1px solid var(--border);cursor:pointer}.demo{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--panel);box-shadow:0 20px 60px -20px #0009;max-width:980px;margin:0 auto;text-align:left}.demo-toolbar{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--border);font-size:12px;color:var(--dim)}.demo-toolbar .dot{width:10px;height:10px;border-radius:50%;background:#3d465c}.demo-split{display:grid;grid-template-columns:1fr 1fr;min-height:320px}.demo-dsl{padding:20px;border-right:1px solid var(--border)}.demo-dsl textarea{width:100%;height:280px;background:transparent;border:none;outline:none;color:var(--text);font:13px/1.6 Cascadia Code,Consolas,monospace;resize:none}.demo-canvas{padding:20px;background:linear-gradient(var(--border) 1px,transparent 1px) 0 0 / 22px 22px,linear-gradient(90deg,var(--border) 1px,transparent 1px) 0 0 / 22px 22px;background-color:#080b10;display:flex;align-items:center;justify-content:center}.demo-node{fill:var(--panel-2);stroke:var(--accent);stroke-width:1.5}.demo-node-label{fill:var(--text);font:600 12px -apple-system,sans-serif}.demo-node-type{fill:var(--dim);font:10px -apple-system,sans-serif}.demo-edge{stroke:#3d465c;stroke-width:1.5;marker-end:url(#demo-arrow)}.demo-ai-bar{display:flex;gap:10px;padding:14px 20px;border-top:1px solid var(--border);background:var(--panel-2);align-items:center}.demo-ai-bar input{flex:1;background:var(--bg);border:1px solid var(--border);color:var(--text);padding:9px 12px;border-radius:6px;font-size:13px}.demo-ai-bar button{background:var(--accent-2);color:#06231a;border:none;padding:9px 18px;border-radius:6px;font-weight:600;font-size:13px;cursor:pointer;white-space:nowrap}.demo-ai-note{padding:6px 20px 14px;font-size:12px;color:var(--dim);background:var(--panel-2)}section{padding:88px 24px;border-top:1px solid var(--border);position:relative;overflow:hidden}section .eyebrow{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:12px}section h2{font-size:clamp(26px,3.4vw,36px);font-weight:700;letter-spacing:-.01em;margin:0 0 16px;max-width:640px}section p.section-lead{font-size:17px;color:var(--dim);max-width:560px;margin:0 0 40px}.section-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.section-bg img{width:100%;height:100%;object-fit:cover;opacity:.16}.section-bg:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,var(--bg) 0%,rgba(10,13,19,.75) 40%,var(--bg) 100%)}section>.wrap{position:relative;z-index:1}.chip-row{display:flex;flex-wrap:wrap;gap:10px}.chip{border:1px solid var(--border);background:var(--panel);padding:10px 16px;border-radius:8px;font-size:14px;font-weight:500}.chip.dim{color:var(--dim)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}.card{border:1px solid var(--border);background:var(--panel);border-radius:12px;padding:24px}.card h3{font-size:16px;margin:0 0 8px}.card p{font-size:14px;color:var(--dim);margin:0}.quote{font-size:22px;font-weight:600;max-width:640px;line-height:1.4;margin:0 0 32px}ul.plain{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px 32px;max-width:640px}ul.plain li{font-size:14px;color:var(--dim);padding-left:20px;position:relative}ul.plain li:before{content:"—";position:absolute;left:0;color:var(--accent)}footer{border-top:1px solid var(--border);padding:40px 24px;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--dim)}@media(max-width:760px){nav .links{display:none}.demo-split,.grid-3,ul.plain{grid-template-columns:1fr}}