:root{color-scheme:light;--paper:#f8f8f4;--surface:#fff;--well:#eeefe9;--ink:#1b1b19;--muted:#66685f;--line:#d8dad0;--accent:#e1dced;--accent-ink:#584670;--good:#455d35;--error:#a2372c;--code:#293021;--shadow:0 12px 45px #1b211408}
[data-theme=dark]{color-scheme:dark;--paper:#1c1f1b;--surface:#252923;--well:#1f231d;--ink:#edf0e6;--muted:#b0b8a5;--line:#48513f;--accent:#454051;--accent-ink:#e2d7f6;--good:#c6dfa2;--error:#ffb9af;--code:#d7e6c0;--shadow:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.5 Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit;color:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer;background:transparent;border:1px solid var(--line);border-radius:5px;padding:9px 13px}button:hover{background:var(--well)}button:disabled{opacity:.5;cursor:not-allowed}button:disabled:hover{background:transparent}button.primary{background:var(--ink);border-color:var(--ink);color:var(--paper);font-weight:500}button.primary:disabled{background:var(--ink)}button.primary:hover{opacity:.85}:focus-visible{outline:3px solid #8974af;outline-offset:3px}input,textarea,select{background:var(--surface);border:1px solid var(--line);border-radius:4px}input[type=checkbox]{accent-color:#5b4d72;width:15px;height:15px;cursor:pointer}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:400}em{font-family:Georgia,'Times New Roman',serif;font-weight:400}button,a{transition:background .16s,opacity .16s}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip{position:fixed;top:-100px;left:10px;z-index:100;background:var(--ink);color:var(--paper);padding:12px}.skip:focus{top:10px}.topbar{padding:21px 34px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{font-size:18px;letter-spacing:-.4px;display:flex;align-items:center;gap:13px;font-weight:600}.brand-mark{font-size:39px;font-family:Georgia,serif;font-style:italic;font-weight:400;line-height:1}.brand small{display:block;font-size:10px;color:var(--muted);font-weight:400;letter-spacing:.03em;margin-top:1px}.top-actions{display:flex;gap:22px;align-items:center}.back-link{font-size:12px}.badge{font:10px/1.5 'SFMono-Regular',Consolas,monospace;text-transform:uppercase;letter-spacing:.06em;border:1px solid var(--line);padding:6px 9px;border-radius:20px;display:flex;gap:7px;align-items:center}.badge i{width:5px;height:5px;background:var(--good);border-radius:50%}.quiet{border:0;padding:6px 3px;font-size:12px}.quiet:hover{background:transparent;text-decoration:underline}.icon-btn{width:35px;height:35px;padding:0;font-size:21px;display:grid;place-items:center}main{max-width:1530px;margin:0 auto;padding:30px 34px 14px}.intro{display:flex;justify-content:space-between;gap:30px;align-items:center;padding:10px 0 29px}.eyebrow{font:10px 'SFMono-Regular',Consolas,monospace;letter-spacing:.09em;color:var(--muted)}.intro h1{font-size:38px;letter-spacing:-1.7px;margin:8px 0 5px;line-height:1.15}.intro>div>p:last-child{color:var(--muted);font-size:13px}.privacy-chip{display:flex;gap:13px;align-items:center;font-size:12px}.privacy-chip>span{font-size:26px;color:var(--accent-ink)}.privacy-chip small{color:var(--muted);font-size:11px}.workspace{border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:var(--shadow);background:var(--surface)}.workspace-toolbar{display:flex;justify-content:space-between;gap:20px;padding:17px 20px;border-bottom:1px solid var(--line);align-items:center}.name-label{display:flex;align-items:center;gap:13px;font-size:10px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}.name-label input{border-color:transparent;max-width:270px;width:240px;padding:7px;font-size:14px;font-weight:600;color:var(--ink)}.name-label input:hover{border-color:var(--line)}.workspace-actions{display:flex;gap:9px;align-items:center}.workspace-actions select{padding:9px;font-size:12px;max-width:170px}.workspace-actions button{font-size:12px}.workspace-actions .primary{margin-left:6px}.panes{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}.intent-pane{border-right:1px solid var(--line);min-width:0}.pane-heading{height:56px;padding:0 19px;display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line)}.pane-heading h2{font-size:13px;font-weight:500;display:flex;gap:10px;align-items:center}.number{font:10px Consolas,monospace;background:var(--well);color:var(--muted);padding:4px 5px;border-radius:3px}.syntax-badge{font-size:10px;color:var(--muted);white-space:nowrap}.syntax-badge.valid{color:var(--good)}.syntax-badge.invalid{color:var(--error)}.input-wrap{padding:21px 19px 0}.input-wrap textarea{width:100%;resize:vertical;min-height:285px;height:300px;border:0;background:var(--surface);padding:3px 2px;font:13px/1.8 'SFMono-Regular',Consolas,monospace;tab-size:2;overflow-wrap:anywhere}.input-hint{display:flex;justify-content:space-between;gap:10px;padding:12px 19px;color:var(--muted);border-bottom:1px solid var(--line);font:10px 'SFMono-Regular',Consolas,monospace}.input-hint button{font-size:10px;padding:0}.intent-note{padding:18px 19px;color:var(--muted);font-size:11px}.intent-note strong{font-weight:500;color:var(--ink)}.intent-note p{margin-top:5px;max-width:440px;line-height:1.6}.issues{padding:0 19px;font-size:11px;color:var(--error);max-height:112px;overflow-y:auto}.issues ul{margin:14px 0 0;padding-left:16px}.issues li{margin:5px 0}.issues button{border:0;color:var(--error);padding:0;font-size:11px;text-decoration:underline;text-align:left}.tabs{display:flex;gap:5px;height:100%;align-items:stretch}.tabs button{border:0;border-radius:0;padding:0 11px;font-size:12px;color:var(--muted);position:relative}.tabs button[aria-selected=true]{color:var(--ink)}.tabs button[aria-selected=true]:after{content:'';height:2px;background:var(--accent-ink);position:absolute;left:10px;right:10px;bottom:0}.output-toolbar{min-height:39px;padding:6px 19px;display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid var(--line);font-size:10px;color:var(--muted)}.output-toolbar button{font-size:10px}.output{background:var(--well);padding:24px;min-height:455px;max-height:640px;overflow:auto}.prototype{max-width:430px;margin:0 auto;border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:24px;box-shadow:var(--shadow)}.prototype-eyebrow{font:9px Consolas,monospace;color:var(--muted);letter-spacing:.08em}.prototype h3{font-size:24px;letter-spacing:-.8px;line-height:1.2;margin:13px 0 10px;overflow-wrap:anywhere}.prototype-context{font-size:12px;color:var(--muted);line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.prototype-condition{font-size:11px;margin:15px 0 0;padding:10px 12px;background:var(--well);color:var(--muted);border-radius:4px;overflow-wrap:anywhere}.field{margin-top:17px}.field label{font-size:11px;display:block;margin-bottom:6px;overflow-wrap:anywhere}.field label small{color:var(--muted);font-size:10px}.field input{width:100%;padding:10px;min-height:39px;font-size:12px}.field input[aria-invalid=true]{border-color:var(--error)}.field-error{font-size:10px;color:var(--error);margin-top:5px;min-height:0}.prototype .primary{width:100%;margin-top:21px;font-size:12px;padding:11px;overflow-wrap:anywhere}.preview-footnote{font-size:10px;color:var(--muted);margin-top:13px;line-height:1.6}.outcome{margin-top:17px;padding:14px;background:var(--well);border:1px solid var(--line);border-radius:5px;overflow-wrap:anywhere;font-size:12px}.outcome strong{display:block;color:var(--good);font-size:11px;margin-bottom:7px}.outcome p{margin:7px 0;font-size:12px}.outcome small{font-size:10px;color:var(--muted)}.empty-state{max-width:330px;margin:70px auto;text-align:center;color:var(--muted)}.empty-state h3{color:var(--ink);font-size:24px;letter-spacing:-.5px;margin:10px 0}.empty-state p{font-size:12px;line-height:1.7}.empty-symbol{font:30px Georgia,serif;color:var(--accent-ink)}.json-output{font:11px/1.65 Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--code);margin:0}.flow{max-width:430px;margin:auto}.flow-step{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:15px 17px;position:relative}.flow-step+.flow-step{margin-top:22px}.flow-step+.flow-step:before{content:'↓';position:absolute;left:50%;top:-24px;color:var(--muted)}.flow-step strong{font:10px Consolas,monospace;color:var(--accent-ink);display:block;margin-bottom:6px}.flow-step p{font-size:12px;line-height:1.6;overflow-wrap:anywhere}.workspace-bottom{min-height:49px;display:flex;align-items:center;gap:17px;flex-wrap:wrap;padding:11px 19px;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.save-choice{display:flex;gap:7px;align-items:center;font-size:11px;color:var(--ink)}.workspace-bottom>button{margin-left:auto;font-size:11px}.below-workspace{display:flex;align-items:start;justify-content:space-between;gap:30px;padding:18px 0 4px;color:var(--muted);font-size:11px}.below-workspace p{max-width:760px;line-height:1.7}.below-workspace strong{color:var(--ink);font-weight:500}.below-workspace a{font-size:12px;white-space:nowrap}.notice{font-size:11px;min-height:28px;line-height:1.5;color:var(--good);padding:9px 0}.notice.error{color:var(--error)}dialog{max-width:620px;width:calc(100% - 40px);max-height:85vh;overflow:auto;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);padding:30px}dialog::backdrop{background:#14170e88}.dialog-header{display:flex;justify-content:space-between;gap:20px;align-items:start;margin-bottom:23px}.dialog-header h2{font-size:30px;line-height:1.15;letter-spacing:-1px}.dialog-header button{flex-shrink:0}dialog p{font-size:13px;color:var(--muted);line-height:1.7;margin:16px 0}dialog strong{color:var(--ink)}dialog pre{font:11px/1.7 Consolas,monospace;padding:17px;background:var(--well);overflow-x:auto;border-radius:4px}.noscript{padding:20px;text-align:center;background:#ffe3ba;color:#321e00}[hidden]{display:none!important}
@media(min-width:1650px){main{padding-top:43px}.intro{padding-bottom:35px}.input-wrap textarea{height:365px}.output{min-height:520px}}
@media(max-width:1020px){.topbar{padding:18px 24px}.top-actions{gap:15px}.back-link{display:none}main{padding:23px 24px}.workspace-toolbar{flex-wrap:wrap;gap:12px}.workspace-actions{margin-left:auto}.panes{grid-template-columns:1fr 1fr}.pane-heading{padding:0 14px;gap:8px}.tabs button{padding:0 8px;font-size:11px}.output{padding:17px}.privacy-chip{font-size:11px}.privacy-chip small{font-size:10px}.intro h1{font-size:34px}.prototype{padding:19px}.input-wrap textarea{font-size:12px}.name-label input{width:210px}}
@media(max-width:760px){.topbar{padding:15px 18px}.brand{font-size:16px;gap:8px}.top-actions{gap:10px}.top-actions .badge{display:none}.top-actions .quiet{font-size:11px}main{padding:20px 16px 6px}.intro{padding:8px 0 23px;display:block}.intro h1{font-size:34px}.intro .privacy-chip{margin-top:15px}.privacy-chip>span{font-size:19px}.privacy-chip br{display:none}.privacy-chip small{display:inline;margin-left:5px}.workspace-toolbar{padding:12px 14px;gap:10px}.name-label{width:100%}.name-label input{width:100%;max-width:none}.workspace-actions{width:100%;gap:6px;justify-content:space-between}.workspace-actions select{max-width:140px;font-size:11px;padding:8px}.workspace-actions button{font-size:11px;padding:8px}.workspace-actions .primary{margin:0}.panes{grid-template-columns:1fr}.intent-pane{border-right:0;border-bottom:1px solid var(--line)}.input-wrap{padding:16px 15px 0}.input-wrap textarea{min-height:245px;height:245px}.pane-heading{height:53px;padding:0 14px}.intent-note{padding:14px 15px;font-size:10px}.input-hint{padding:10px 15px}.output{min-height:375px;max-height:620px}.output-toolbar{padding:7px 15px;font-size:9px}.output-toolbar button{font-size:9px}.workspace-bottom{padding:10px 13px;gap:8px 15px}.workspace-bottom #save-status{order:3;width:100%;font-size:9px}.workspace-bottom>button{font-size:10px}.below-workspace{display:block;font-size:10px;padding:14px 1px}.below-workspace a{display:inline-block;margin-top:12px;font-size:11px}.tabs button{font-size:12px;padding:0 11px}.prototype{padding:20px}.eyebrow{font-size:9px}dialog{padding:22px}.dialog-header h2{font-size:26px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}