:root{--lb-paper: #fbf9f5;--lb-panel: #fcfaf6;--lb-card: #f3f2ed;--lb-white: #ffffff;--lb-ink: #0a1316;--lb-ink-2: #2b3438;--lb-muted: #47525e;--lb-line: #e4dfd5;--lb-line-strong: #cfc9bd;--lb-rust: #964730;--lb-rust-ink: #7a3825;--lb-rust-tint: #f6e6dc;--lb-green-deep: #1e403d;--lb-green: #138f4d;--lb-ok: #1e6b45;--lb-ok-tint: #eef5f1;--lb-viewport: #dfe4e7;--lb-code: #f5f3ee;--lb-serif: "Source Serif 4", Georgia, "Times New Roman", serif;--lb-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--lb-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;background:var(--lb-paper)}body{color:var(--lb-ink);font:400 15px/1.6 var(--lb-sans);-webkit-font-smoothing:antialiased}a{color:var(--lb-rust)}a:hover{color:var(--lb-rust-ink)}:focus-visible{outline:3px solid 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260px;min-width:230px;padding:16px 12px;background:var(--lb-panel)}.lb-outline h2{margin:0 0 6px 6px;font:500 20px/1.2 var(--lb-serif)}.lb-outline-stage{margin:14px 6px 4px}.lb-outline-step{display:flex;width:100%;gap:10px;align-items:flex-start;padding:7px 8px;border:0;border-radius:4px;background:none;text-align:left;font-size:14px;color:var(--lb-ink-2);cursor:pointer}.lb-outline-step:hover:not(:disabled){background:var(--lb-card)}.lb-outline-step:disabled{cursor:default;color:var(--lb-muted)}.lb-outline-step[aria-current=step]{background:var(--lb-rust-tint);color:var(--lb-ink);font-weight:600}.lb-badge{display:grid;place-items:center;width:22px;height:22px;flex:none;border-radius:50%;font:500 11px/1 var(--lb-mono);border:1px solid 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14px;background:var(--lb-panel);border-bottom:1px solid var(--lb-line)}.lb-plan-summary div{display:grid;gap:4px}.lb-plan-value{font:500 16px/1.2 var(--lb-mono);color:var(--lb-ink)}.lb-plan-node{font:500 20px/1.2 var(--lb-serif)}.lb-pre{margin:0;padding:12px 14px;background:var(--lb-code);font:12.5px/1.65 var(--lb-mono);color:var(--lb-ink-2);white-space:pre;overflow-x:auto}.lb-result-table{max-height:320px;overflow:auto;border:1px solid var(--lb-line);border-radius:4px}.lb-result-table table{width:100%;border-collapse:collapse;font:12.5px/1.5 var(--lb-mono)}.lb-result-table th{position:sticky;top:0;text-align:left;padding:7px 10px;background:var(--lb-code);border-bottom:1px solid var(--lb-line);font-weight:600;color:var(--lb-ink-2);white-space:nowrap}.lb-result-table td{padding:6px 10px;border-bottom:1px solid #f0ece4;white-space:nowrap}.lb-result-note{margin:0;font-size:12.5px;color:var(--lb-muted)}.lb-guide{flex:0 1 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legend{padding:0;margin-bottom:8px;font-size:14px;font-weight:500}.lb-option{display:flex;gap:10px;align-items:flex-start;padding:9px 11px;border:1px solid var(--lb-line);border-radius:4px;font-size:14px;cursor:pointer;line-height:1.45}.lb-option input{margin-top:3px;accent-color:var(--lb-rust)}.lb-option-on{border-color:var(--lb-rust);background:#fdf6f1}.lb-field{display:grid;gap:6px;font-size:14px;font-weight:500}.lb-field input{height:40px;padding:0 10px;border:1px solid var(--lb-line-strong);border-radius:4px;font:14px var(--lb-mono);background:var(--lb-white);color:var(--lb-ink)}.lb-check-result{display:flex;gap:10px;align-items:flex-start;padding:11px 13px;border-radius:4px;font-size:14px;line-height:1.5}.lb-check-pass{background:var(--lb-ok-tint);border:1px solid #bfd8ca;color:#123e29}.lb-check-fail{background:#fbefea;border:1px solid #e7c3b5;color:#5c2617}.lb-takeaway{padding:12px 14px;border-radius:4px;background:var(--lb-ok-tint);border:1px solid #bfd8ca}.lb-takeaway p{color:var(--lb-ink)}.lb-guide-actions{display:flex;gap:8px;flex-wrap:wrap}.lb-guide-actions .lb-grow{flex:1}.lb-help{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:13px}.lb-ws-footer{border-top:1px solid var(--lb-line)}.lb-ws-footer-bar{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;padding:12px 0;font-size:13px;color:var(--lb-ink-2)}.lb-ws-footer-bar .lb-footer-end{margin-left:auto;color:var(--lb-muted)}.lb-done{padding:22px 24px}.lb-done h2{margin:10px 0 6px;font:500 32px/1.15 var(--lb-serif)}.lb-done-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin:18px 0}.lb-center{min-height:60vh;display:grid;place-items:center;padding:40px 0}.lb-center-card{max-width:460px;text-align:center;display:grid;gap:12px;justify-items:center}.lb-center-card h1{margin:0;font:500 32px/1.2 var(--lb-serif)}.lb-center-card p{margin:0;color:var(--lb-ink-2)}@media (max-width: 720px){.lb-wrap{width:min(100% - 32px,1320px)}.lb-nav{order:3;flex-basis:100%;justify-content:flex-start;gap:20px;padding-bottom:10px}.lb-account{margin-left:auto}.lb-hero{padding-top:28px}.lb-outline,.lb-guide{flex-basis:100%;min-width:0}}