:root{
  --bg:#070a10;--panel:#0d121c;--panel2:#121a28;--soft:#162133;--ink:#f4f8ff;--muted:#9fb2c6;--faint:#6f8198;--line:#26364e;--accent:#46e6ff;--accent2:#a78bfa;--good:#6ee7b7;--warn:#fbbf24;--bad:#fb7185;--mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;--sans:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;--serif:Georgia,ui-serif,serif;}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 25% -10%,rgba(70,230,255,.18),transparent 35%),radial-gradient(circle at 90% 20%,rgba(167,139,250,.13),transparent 28%),var(--bg);color:var(--ink);font-family:var(--sans);min-height:100vh;overflow:hidden}button,a,input,textarea,select{font:inherit}button,a{color:inherit}.shell{height:100vh;display:grid;grid-template-columns:300px minmax(0,1fr) 360px;grid-template-rows:64px minmax(0,1fr);grid-template-areas:"top top top" "rail stage inspector"}.top{grid-area:top;display:flex;align-items:center;gap:16px;padding:10px 18px;border-bottom:1px solid var(--line);background:rgba(7,10,16,.76);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px;min-width:280px}.mark{width:36px;height:36px;border:1px solid rgba(70,230,255,.55);border-radius:13px;background:linear-gradient(135deg,rgba(70,230,255,.2),rgba(167,139,250,.16));display:grid;place-items:center;box-shadow:0 0 24px rgba(70,230,255,.16);font-family:var(--mono);font-weight:700}.brand h1{font-size:15px;margin:0;letter-spacing:.02em}.brand p{margin:2px 0 0;color:var(--muted);font-size:11px}.top-actions{margin-left:auto;display:flex;gap:8px;align-items:center}.btn{border:1px solid var(--line);background:rgba(18,26,40,.78);color:var(--ink);border-radius:12px;padding:9px 12px;text-decoration:none;cursor:pointer}.btn:hover{border-color:var(--accent);background:rgba(70,230,255,.09)}.btn.primary{border-color:rgba(70,230,255,.65);background:linear-gradient(135deg,rgba(70,230,255,.22),rgba(167,139,250,.12))}.btn.small{font-size:12px;padding:6px 8px;border-radius:9px}.pill{font-family:var(--mono);font-size:11px;color:var(--muted);border:1px solid var(--line);background:rgba(13,18,28,.8);padding:6px 9px;border-radius:999px;white-space:nowrap}.rail{grid-area:rail;border-right:1px solid var(--line);background:rgba(8,12,19,.76);overflow:auto;padding:16px}.rail h2,.inspector 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6px;border-radius:8px}.hash{font-family:var(--mono);font-size:10px;color:var(--faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.stage{grid-area:stage;overflow:hidden;display:flex;flex-direction:column}.hero{padding:18px 22px 12px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(13,18,28,.64),rgba(13,18,28,.12))}.hero h2{font-size:30px;line-height:1.03;margin:0 0 8px;letter-spacing:-.03em}.hero p{color:var(--muted);max-width:980px;margin:0;line-height:1.5}.hero .hero-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.tabs{display:flex;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);overflow:auto;background:rgba(7,10,16,.35)}.tab{border:1px solid transparent;background:transparent;color:var(--muted);padding:8px 11px;border-radius:999px;cursor:pointer;white-space:nowrap}.tab.active{border-color:rgba(70,230,255,.45);color:var(--ink);background:rgba(70,230,255,.09)}.canvas-wrap{position:relative;flex:1;overflow:auto}.canvas{position:relative;min-width:1180px;min-height:850px;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:32px 32px;padding:24px}.node{position:absolute;border:1px solid rgba(70,230,255,.2);background:linear-gradient(180deg,rgba(18,26,40,.94),rgba(11,16,25,.94));border-radius:22px;box-shadow:0 22px 50px rgba(0,0,0,.32);overflow:hidden}.node header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 15px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.025);cursor:grab}.node header h3{font-size:13px;margin:0;letter-spacing:.03em}.node .body{padding:14px;max-height:430px;overflow:auto}.node.surface{width:620px;left:24px;top:22px}.node.render{width:510px;left:680px;top:22px}.node.stream{width:520px;left:24px;top:520px}.node.ledger{width:500px;left:560px;top:520px}.node.files{width:360px;left:1090px;top:520px}.node:after{content:"";position:absolute;inset:0;border-radius:22px;pointer-events:none;box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}.mini-card{border:1px solid var(--line);background:rgba(255,255,255,.03);border-radius:14px;padding:12px}.mini-card h4{margin:0 0 8px;font-size:13px}.mini-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.45}.field{display:grid;gap:5px;margin-bottom:10px}.field label{font-size:10px;text-transform:uppercase;letter-spacing:.15em;color:var(--faint);font-family:var(--mono)}.field input,.field textarea{width:100%;border:1px solid var(--line);background:rgba(7,10,16,.72);color:var(--ink);border-radius:10px;padding:9px;resize:vertical}.field textarea{min-height:74px}.section-editor{border:1px solid var(--line);border-radius:14px;padding:10px;margin-bottom:10px;background:rgba(255,255,255,.025)}.section-editor h4{margin:0 0 8px;color:var(--accent);font-size:13px}.preview{border:1px solid var(--line);background:#f7f4ec;color:#111;border-radius:14px;padding:18px;min-height:200px;overflow:auto}.preview *{max-width:100%}.preview.dark{background:rgba(255,255,255,.035);color:var(--ink)}.timeline{display:grid;gap:10px}.step{border:1px solid var(--line);border-radius:14px;padding:11px;background:rgba(255,255,255,.025)}.step.done{border-color:rgba(110,231,183,.42);background:rgba(110,231,183,.06)}.step-head{display:flex;align-items:flex-start;gap:9px}.step h4{margin:0 0 4px;font-size:13px}.step p{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.45}.step 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var(--line);background:rgba(18,26,40,.7);border-radius:18px;padding:14px;margin-bottom:12px}.inspector-panel h3{font-size:14px;margin:0 0 8px}.source-code{white-space:pre-wrap;word-break:break-word;background:rgba(0,0,0,.24);border:1px solid var(--line);border-radius:14px;padding:12px;font-family:var(--mono);font-size:11px;line-height:1.55;color:#d8e6f5;max-height:520px;overflow:auto}.xml-tree ul{list-style:none;margin:0;padding-left:16px;border-left:1px solid rgba(70,230,255,.16)}.xml-tree li{font-family:var(--mono);font-size:11px;margin:4px 0;color:var(--muted)}.xml-tree b{color:var(--accent);font-weight:500}.table-wrap{max-height:330px;overflow:auto;border:1px solid var(--line);border-radius:12px}.data-table{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:10px}.data-table th,.data-table td{padding:6px 8px;border-bottom:1px solid var(--line);white-space:nowrap}.data-table th{position:sticky;top:0;background:var(--panel2);color:var(--accent);z-index:1}.library-frame{width:100%;height:330px;border:1px solid var(--line);border-radius:14px;background:white}.kbd{font-family:var(--mono);border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:6px;padding:1px 5px;color:var(--muted)}.missing,.selftest main{max-width:900px;margin:10vh auto;padding:30px;background:var(--panel);border:1px solid var(--line);border-radius:22px}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#0f172a;border:1px solid rgba(70,230,255,.45);padding:10px 14px;border-radius:999px;box-shadow:0 18px 50px rgba(0,0,0,.35);z-index:10}.hide{display:none!important}@media(max-width:1100px){body{overflow:auto}.shell{height:auto;min-height:100vh;display:block}.top{position:sticky;top:0;z-index:3}.rail,.inspector{border:0;border-bottom:1px solid var(--line);max-height:none}.canvas{min-width:960px}.hero h2{font-size:24px}}