:root{color-scheme:light;--paper:#f5f2ed;--surface:#fffdf9;--ink:#352b26;--muted:#6d6056;--line:#ded6cd;--accent:#a94832;--accent-hover:#883925;--soft:#efe8df;--green:#38634c;--danger:#a52e2e;--radius:12px;--font:"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 var(--font)}[hidden]{display:none!important}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:var(--accent);text-underline-offset:4px}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #a9483280;outline-offset:3px}::selection{background:#e4beab;color:#352b26}input,textarea{caret-color:var(--accent)}*{scrollbar-color:#b9a99a var(--soft);scrollbar-width:thin}h1,h2,h3,p{margin:0}h1{font-size:30px;line-height:1.25;font-weight:650;letter-spacing:-.025em;text-wrap:balance}h2{font-size:20px;font-weight:650;letter-spacing:-.02em}h3{font-size:17px;font-weight:600}label{display:block;font-size:14px;font-weight:600;margin:20px 0 8px}label span,.muted{color:var(--muted);font-weight:400;font-size:13px}input,textarea,select{width:100%;border:1px solid #cfc3b6;border-radius:7px;background:var(--surface);color:var(--ink);padding:11px 12px}textarea{resize:vertical;min-height:150px;line-height:1.75}textarea::placeholder,input::placeholder{color:#75675c}button{border:0;background:none;color:inherit}button,.primary,.secondary{min-height:44px}.primary{display:inline-flex;align-items:center;justify-content:center;gap:16px;border:0;border-radius:7px;background:var(--accent);color:#fffaf5;font-weight:600;padding:12px 21px;text-decoration:none}.primary:hover{background:var(--accent-hover)}.secondary{border:1px solid #c7b9a9;border-radius:7px;background:var(--surface);padding:9px 17px}.secondary:hover,.quiet:hover{background:var(--soft)}.quiet{padding:8px 12px;border-radius:6px;font-size:13px}.text-button{font-size:13px;color:var(--accent);padding:4px 0;min-height:35px}.topbar{height:80px;max-width:1520px;margin:0 auto;padding:0 40px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-size:17px;font-weight:650;white-space:nowrap}.brand-divider{color:#b2a194;margin:0 12px;font-weight:400}.account{display:flex;align-items:center;gap:8px}.account>span{font-size:13px;color:var(--muted);max-width:120px;overflow:hidden;text-overflow:ellipsis}.auth-shell{max-width:1060px;margin:100px auto;padding:0 36px;display:grid;grid-template-columns:1.2fr 1fr;gap:100px;align-items:center}.auth-intro h1{font-size:55px;line-height:1.3;letter-spacing:-.03em}.auth-intro>p{color:var(--muted);font-size:17px;line-height:1.9;margin-top:26px}.auth-note{margin-top:56px;border-top:1px solid var(--line);padding-top:20px;max-width:280px;color:var(--muted);font-size:13px}.auth-form{background:var(--surface);border-radius:16px;padding:36px}.auth-form>p{color:var(--muted);margin-top:7px}.auth-form .primary{width:100%;margin-top:28px}.auth-form .auth-footer{font-size:12px;margin-top:24px}.error{color:var(--danger);font-size:13px;margin-top:16px}.workspace{max-width:1460px;padding:0 40px;margin:auto}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:38px 0 23px}.workspace-heading p{color:var(--muted);margin-top:9px}.connection{font-size:13px;color:var(--muted)}.connection.online{color:var(--green)}.nodes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:30px}.node{display:flex;align-items:center;gap:10px;padding:15px 12px;min-width:0}.node:first-child{padding-left:0}.node+.node{border-left:1px solid var(--line)}.node strong{font-size:14px;font-weight:600;white-space:nowrap}.node span{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.node i{display:block;width:7px;height:7px;flex:none;border-radius:50%;background:#a99b8c}.node.ready i{background:#4d7759}.node.busy i{background:#b2752a}.work-layout{display:grid;grid-template-columns:minmax(320px,390px) minmax(0,1fr);gap:44px;align-items:start}.composer{padding:26px;background:var(--surface);border-radius:var(--radius)}.composer h2{margin-bottom:4px}.hint{font-size:12px;color:var(--muted);line-height:1.7;margin-top:7px}.field-heading{display:flex;align-items:center;justify-content:space-between;margin-top:18px}.field-heading label{margin:0}.upload{display:flex;align-items:center;gap:16px;border:1px dashed #b7a591;background:#faf7f1;padding:20px 16px;cursor:pointer;border-radius:8px;margin:8px 0}.upload:hover,.upload.dragging{background:#f0e5d9;border-color:var(--accent)}.upload strong{display:block;font-size:14px;font-weight:500}.upload small{display:block;font-size:12px;color:var(--muted);margin-top:3px}.upload input{position:absolute;width:1px;height:1px;opacity:0}.upload:focus-within{outline:3px solid #a9483280;outline-offset:3px}.chosen-reference{display:flex;gap:13px;align-items:center;margin-top:12px;padding:12px;background:var(--soft);border-radius:8px}.chosen-reference img{width:65px;height:78px;object-fit:cover;border-radius:5px}.chosen-reference strong{display:block;font-size:13px;overflow-wrap:anywhere}.chosen-reference small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.settings-row{display:grid;grid-template-columns:minmax(0,1fr) 80px;gap:14px}.advanced{border-top:1px solid var(--line);margin-top:18px;padding-top:13px;color:var(--muted);font-size:13px}.advanced summary{cursor:pointer;padding:6px 0}.advanced p{margin:12px 0;font-size:12px}.advanced label{margin-top:14px;font-size:12px}.advanced label span{font-size:11px}.composer .primary{width:100%;justify-content:space-between;margin-top:24px}.submit-hint{text-align:center}.submit-status{color:var(--green);font-size:13px;margin-top:12px}.submit-status.error{color:var(--danger)}.notice{background:#f2e7d5;color:#68512c;padding:12px;border-radius:8px;font-size:13px;margin-top:14px}.notice .secondary{margin-top:10px}.results-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:4px 0 16px}.tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-bottom:20px}.tabs button{font-size:13px;color:var(--muted);padding:8px 2px 12px;min-height:42px;border-bottom:2px solid transparent}.tabs button.active{border-color:var(--accent);color:var(--accent);font-weight:600}.job-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.job{min-width:0}.job-media{width:100%;aspect-ratio:4/3;background:var(--soft);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;padding:0}.job-media img{width:100%;height:100%;object-fit:contain;display:block}.job-wait{padding:28px;text-align:center}.job-wait strong{font-size:16px;font-weight:600;display:block}.job-wait small{display:block;color:var(--muted);margin-top:9px}.step-track{display:flex;gap:5px;justify-content:center;margin-top:24px}.step-track i{width:23px;height:3px;background:#cfc0ae}.step-track i.done{background:var(--accent)}.job-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:12px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.job-state{color:var(--green)}.job-state.failed,.job-state.uncertain{color:var(--danger)}.job-prompt{font-size:14px;margin-top:7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.job-actions{display:flex;gap:14px;align-items:center;margin-top:8px;flex-wrap:wrap}.job-actions a,.job-actions button{font-size:12px;padding:4px 0;min-height:34px}.job-actions a{display:inline-flex;align-items:center;text-decoration:none}.job-error{font-size:12px;color:var(--danger);margin-top:6px}.empty{text-align:center;padding:76px 18px;color:var(--muted)}.empty h3{color:var(--ink);margin:22px 0 10px}.empty p{font-size:13px;line-height:1.9}.empty-frame{width:86px;height:65px;border:1px solid #b7a795;margin:auto;position:relative;transform:rotate(-6deg);background:var(--surface)}.empty-frame:after{content:"";position:absolute;inset:6px;border:1px solid #ded2c4}.workspace footer{border-top:1px solid var(--line);padding:22px 0;margin-top:50px;font-size:12px;color:var(--muted)}dialog{width:min(800px,calc(100vw - 32px));max-height:90vh;border:0;border-radius:16px;background:var(--surface);padding:28px;color:var(--ink);box-shadow:0 18px 65px #352b2640}dialog::backdrop{background:#30282080}dialog>p{color:var(--muted);font-size:14px;margin:18px 0;max-width:65ch}.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.dialog-header h2{font-size:21px}.detail-image{width:100%;max-height:55vh;object-fit:contain;background:var(--soft);border-radius:8px;margin-bottom:16px}#detail-info{color:var(--muted);font-size:13px;line-height:1.9;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:18px}#invite-dialog,#password-dialog{max-width:530px}#invite-result{margin-top:22px}#invite-result .secondary{margin-top:12px}#password-form .primary{margin-top:24px}#password-status,#invite-status{font-size:13px;margin-top:14px}.empty[hidden]{display:none}
@media(prefers-reduced-motion:no-preference){.auth-form,.workspace-heading{animation:enter .35s cubic-bezier(.16,1,.3,1)}@keyframes enter{from{transform:translateY(8px);filter:blur(2px)}to{transform:translateY(0);filter:blur(0)}}}
@media(min-width:1500px){.work-layout{grid-template-columns:410px minmax(0,1fr);gap:50px}}@media(max-width:1050px){.topbar{padding:0 24px}.workspace{padding:0 24px}.work-layout{gap:25px;grid-template-columns:330px minmax(0,1fr)}.composer{padding:22px}.job-grid{grid-template-columns:1fr}.auth-shell{gap:50px;margin-top:80px}.auth-intro h1{font-size:46px}.node{gap:7px;padding:14px 9px}.node span{font-size:11px}}@media(max-width:720px){.topbar{height:auto;min-height:72px;padding:18px 20px;flex-wrap:wrap;gap:12px}.brand{font-size:15px;gap:9px}.brand-divider{margin:0 5px}.account{width:100%;justify-content:flex-end;gap:3px}.account>span{margin-right:auto}.account .quiet{font-size:12px;padding:6px 9px;min-height:38px}.auth-shell{grid-template-columns:1fr;gap:30px;margin:38px auto;padding:0 22px;max-width:480px}.auth-intro h1{font-size:38px}.auth-intro h1 br{display:none}.auth-intro>p{font-size:14px;margin-top:15px}.auth-intro>p br{display:none}.auth-note{display:none}.auth-form{padding:27px}.workspace{padding:0 20px}.workspace-heading{margin:27px 0 20px;align-items:flex-start}.workspace-heading h1{font-size:25px}.workspace-heading p{font-size:13px}.connection{font-size:11px;padding-top:7px;white-space:nowrap}.nodes{grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:24px}.node{padding:12px 8px}.node:nth-child(3){border-left:0;padding-left:0;border-top:1px solid var(--line)}.node:nth-child(4){border-top:1px solid var(--line)}.node strong{font-size:13px}.work-layout{grid-template-columns:1fr;gap:32px}.composer{padding:23px}.job-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.job-wait{padding:14px}.job-wait strong{font-size:14px}.job-wait small{font-size:11px}.step-track{gap:4px;margin-top:16px}.step-track i{width:14px}.job-meta{font-size:10px;flex-wrap:wrap;gap:2px}.job-prompt{font-size:12px}.job-actions{gap:10px}.job-actions a,.job-actions button{font-size:11px}.empty{padding:45px 10px}.workspace footer{margin-top:32px;font-size:11px}dialog{padding:20px}.dialog-actions{gap:9px}input,select,textarea{font-size:16px}}

/* Keep intrinsic form and account widths inside narrow viewports. */
.composer,.results,.settings-row>div{min-width:0}input,textarea,select{min-width:0}.account{flex-wrap:wrap}.workspace-heading>div{min-width:0}
@media(max-width:720px){.work-layout{grid-template-columns:minmax(0,1fr)}.account{gap:2px}.account>span{max-width:100px}.account .quiet{padding:6px 7px}.connection{white-space:normal;text-align:right}.settings-row{grid-template-columns:minmax(0,1fr) 76px}.job-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.reference-list{list-style:none;margin:12px 0 0;padding:0;max-height:440px;overflow-y:auto;scrollbar-gutter:stable}.reference-item{display:grid;grid-template-columns:50px minmax(0,1fr);gap:8px 12px;padding:12px 0;border-bottom:1px solid var(--line);align-items:center}.reference-item>img{width:50px;height:64px;object-fit:contain;background:var(--soft);border-radius:5px}.reference-info{min-width:0}.reference-info code{font-size:12px;color:var(--accent);font-family:var(--font)}.reference-info strong{display:block;font-size:12px;font-weight:500;overflow-wrap:anywhere}.reference-info small{display:block;font-size:11px;color:var(--muted)}.reference-actions{grid-column:2;display:flex;gap:12px;flex-wrap:wrap}.reference-actions button{min-height:36px;padding:3px 0;color:var(--accent);font-size:12px}.reference-actions button:disabled{opacity:.4;cursor:not-allowed}.reference-actions button:hover:not(:disabled){text-decoration:underline;text-underline-offset:4px}.hint code{font-family:var(--font);color:var(--ink)}.reference-history{display:flex;gap:12px;overflow-x:auto;padding:14px 0}.reference-history figure{margin:0;flex:0 0 84px}.reference-history img{width:84px;height:92px;object-fit:contain;background:var(--soft);border-radius:5px}.reference-history figcaption{font-size:11px;color:var(--muted);white-space:nowrap;text-align:center}.reference-list:focus-within{overflow-anchor:none}@media(max-width:720px){.reference-actions button{min-height:44px}.reference-list{max-height:420px}}
.canvas-settings{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.canvas-settings>div{min-width:0}.count-field{max-width:110px}#canvas-note{font-variant-numeric:tabular-nums}
@media(max-width:360px){.canvas-settings{grid-template-columns:minmax(0,1fr);gap:0}}