@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.fixed{position:fixed}.block{display:block}}:root{--paper:#faf9f6;--ink:#25243a;--muted:#69677c;--purple:#6654c0;--blue:#4778c7;--line:#e7e5ef;--lavender:#eeeaf8}*{box-sizing:border-box}body{color:var(--ink);background:#f8f9fc;margin:0;font-family:Arial,Apple SD Gothic Neo,Malgun Gothic,sans-serif;font-size:14px;line-height:1.65}button,input,textarea{font:inherit}button{cursor:pointer;border:0}button:disabled{opacity:.45;cursor:not-allowed}a{color:inherit;text-decoration:none}button,textarea{transition:background-color .12s,border-color .12s,box-shadow .12s}button:focus-visible,a:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px}h1,h2,h3,p{margin:0}svg{display:block}textarea{resize:vertical;width:100%;min-height:75px;color:var(--ink);background:#fff;border:1px solid #d9d6e6;border-radius:14px;padding:14px;font-size:14px;line-height:1.8;display:block}textarea::placeholder{color:#817b90}label{margin-bottom:10px;font-weight:700;display:block}small{font-size:11px}button.primary{background:var(--purple);color:#fff;border-radius:12px;padding:12px 17px;font-weight:700;box-shadow:0 4px 12px #6654c015}button.primary:not(:disabled):hover{background:#5846b0}button.secondary{color:#594798;background:#fff;border:1px solid #dcd6ef;border-radius:12px;padding:11px 15px;font-weight:600}button.secondary:not(:disabled):hover{background:#f5f2fc}.full{width:100%;margin-top:12px}.compact{padding:9px 14px!important;font-size:12px!important}.quiet-button{color:var(--muted);background:0 0;padding:8px;font-size:12px}.quiet-button:hover{color:var(--purple)}.small-muted{color:var(--muted);font-size:12px}.eyebrow{letter-spacing:1.7px;color:#796ba2;font-size:10px;font-weight:700}.studio-shell{min-height:100vh}.studio-header{border-bottom:1px solid var(--line);z-index:20;background:#ffffffef;justify-content:space-between;align-items:center;gap:20px;padding:16px 32px;display:flex;position:sticky;top:0}.brand{flex-shrink:0;align-items:center;gap:7px;display:flex}.brand svg{width:43px;height:43px;color:var(--purple)}.brand>span{letter-spacing:-1px;font-size:24px;font-weight:800;line-height:1.15}.brand small{letter-spacing:1.3px;color:var(--muted);margin-top:4px;font-size:9px;font-weight:500;display:block}.stage-nav{align-items:center;gap:8px;display:flex}.stage-nav button{color:var(--muted);white-space:nowrap;background:#f5f4f9;border-radius:24px;align-items:center;gap:7px;padding:7px 11px;font-size:12px;display:flex}.stage-nav button span{color:#66617c;background:#e5e2ed;border-radius:50%;place-items:center;width:21px;height:21px;font-size:10px;display:grid}.stage-nav button[aria-current]{color:#5841b6;background:#eee8ff;font-weight:700}.stage-nav button[aria-current] span{background:var(--purple);color:#fff}.header-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.save-indicator{color:var(--muted);font-size:11px}.save-indicator:before{content:"";background:#679181;border-radius:50%;width:6px;height:6px;margin-right:7px;display:inline-block}.studio-main{max-width:1700px;margin:auto;padding:0 32px}.studio-heading{justify-content:space-between;align-items:center;gap:16px;padding:30px 0 25px;display:flex}.studio-heading h1{letter-spacing:-1.2px;margin:7px 0;font-size:clamp(23px,2.2vw,33px);line-height:1.4}.studio-heading>div>p:last-child{color:var(--muted);font-size:12px}.api-state{color:#66558e;white-space:nowrap;background:#eeeaf8;border-radius:20px;padding:6px 11px;font-size:10px}.interactive-layout{grid-template-columns:minmax(0,1fr) 345px;align-items:start;gap:20px;display:grid}.canvas-area{border:1px solid var(--line);background:#fff;border-radius:23px;min-width:0;overflow:hidden;box-shadow:0 10px 40px #40335704}.canvas-caption{color:var(--muted);border-bottom:1px solid #efedf5;justify-content:space-between;align-items:center;gap:10px;padding:15px 20px;font-size:11px;display:flex}.touch-hint{display:none}.canvas{isolation:isolate;background-color:#fcfbfe;background-image:radial-gradient(#bfb6d340 .8px,#0000 .8px),radial-gradient(at 50% 48%,#f1edfa88,#0000 60%);background-size:20px 20px,100% 100%;height:620px;position:relative;overflow:hidden}.connections{pointer-events:none;z-index:0;width:100%;height:100%;position:absolute;inset:0}.connection{fill:none;stroke:#9380da;stroke-width:2.5px;vector-effect:non-scaling-stroke;stroke-linecap:round}.canvas-card{z-index:2;contain:layout style;background:#f7f3ff;border:1px solid #dfd6f0;border-radius:17px;width:clamp(150px,24%,220px);min-height:135px;padding:13px 15px;transition:box-shadow .12s,border-color .12s;position:absolute;transform:translate(-50%,-50%);box-shadow:0 8px 20px #5b448012}.canvas-card.tone-1{background:#f0f6ff;border-color:#d4e2fa}.canvas-card.tone-2{background:#fbfaf5;border-color:#e9e2d0}.canvas-card.selected{border-color:#8268e8;box-shadow:0 0 0 2px #9d83ed24,0 9px 25px #6654c01a}.canvas-card.dragging{z-index:6;will-change:left, top;transition:none;box-shadow:0 16px 30px #6654c02c}.card-top{color:#857798;align-items:center;gap:8px;display:flex}.card-top>span{letter-spacing:1.2px;flex:1;font-size:8px}.card-grip{touch-action:none;cursor:grab;color:#8874b1;background:0 0;padding:3px;font-size:20px;line-height:1}.card-grip:active{cursor:grabbing}.card-edit{color:#79708e;background:0 0;padding:3px 5px;font-size:19px;line-height:1}.card-edit-label,.card-delete{display:none}.canvas-card>p{white-space:pre-wrap;overflow-wrap:anywhere;-webkit-line-clamp:3;-webkit-box-orient:vertical;min-height:45px;margin:10px 0 14px;font-size:13px;line-height:1.7;display:-webkit-box;overflow:hidden}.card-select{color:#7a6b97;text-align:left;background:0 0;align-items:center;gap:6px;padding:0;font-size:10px;display:flex}.card-select span{border:1px solid #cec3e5;border-radius:50%;place-items:center;width:18px;height:18px;font-size:11px;display:grid}.selected .card-select{color:#6145ba}.selected .card-select span{background:var(--purple);color:#fff;border-color:var(--purple)}.connection-port{background:#fff;border:2px solid #d4c8ea;border-radius:50%;width:10px;height:10px;position:absolute;top:50%;right:-5px}.selected .connection-port{border-color:#8067dd}.idea-node{text-align:center;z-index:1;background:#fff9;border:1px dashed #d9d0eb;border-radius:22px;width:clamp(150px,23%,205px);padding:18px;transition:box-shadow .2s,border-color .2s;position:absolute;top:52%;left:50%;transform:translate(-50%,-50%)}.idea-node.connected{background:#fff;border:1px solid #d5c8fb;animation:.2s ease-out idea-appear;box-shadow:0 0 30px #a68cec28,0 10px 24px #6654c014}.idea-star{color:#8566df;margin-bottom:12px;font-size:34px;line-height:1;display:block}.idea-node strong{overflow-wrap:anywhere;font-size:14px;line-height:1.55;display:block}.idea-node p{color:var(--muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin-top:8px;font-size:11px;line-height:1.7;display:-webkit-box;overflow:hidden}.idea-node small{color:#7762a8;background:#f1ecfc;border-radius:10px;margin-top:10px;padding:3px 7px;font-size:9px;display:inline-block}.canvas-empty{text-align:center;color:var(--muted);z-index:3;background:#fcfbfe;flex-direction:column;justify-content:center;align-items:center;padding-bottom:30px;display:flex;position:absolute;inset:0}.canvas-empty span{color:#a08acc;margin-bottom:15px;font-size:45px}.canvas-empty strong{color:#66558c;font-size:19px}.canvas-empty p{margin-top:10px;font-size:12px}.canvas-toolbar{z-index:7;white-space:nowrap;background:#fff;border:1px solid #e5dfef;border-radius:30px;justify-content:center;align-items:center;gap:0;padding:9px;display:flex;position:absolute;bottom:18px;left:50%;transform:translate(-50%);box-shadow:0 6px 22px #6654c015}.canvas-toolbar button{color:#66538d;background:0 0;border-right:1px solid #eee8f5;align-items:center;gap:7px;padding:3px 13px;font-size:17px;display:flex}.canvas-toolbar button:last-child{border-right:0}.canvas-toolbar button>span{font-size:11px}.canvas-toolbar small{background:#eeeaf8;border-radius:10px;padding:0 5px;font-size:9px}.canvas-pagination{border-top:1px solid var(--line);justify-content:center;align-items:center;gap:16px;padding:12px;font-size:11px;display:flex}.canvas-pagination button{color:#68578e;background:#f1edf8;border-radius:8px;padding:5px 10px}.canvas-footnote{color:var(--muted);justify-content:space-between;gap:15px;padding:14px 20px;font-size:10px;display:flex}.canvas-loading{height:620px;color:var(--muted);place-items:center;display:grid}.idea-drawer{border:1px solid var(--line);scrollbar-width:thin;scrollbar-color:#e0d8ef transparent;background:#fff;border-radius:22px;min-width:0;max-height:calc(100vh - 125px);padding:24px;position:sticky;top:100px;overflow:auto;box-shadow:0 8px 30px #40335706}.drawer-header h2{letter-spacing:-.6px;margin:7px 0 13px;font-size:20px;line-height:1.5}.drawer-header h2:focus{outline:none}.drawer-description{color:var(--muted);margin-bottom:20px;font-size:12px}.note-form textarea{font-size:13px}.note-form label{font-size:12px}.form-bottom{color:var(--muted);justify-content:space-between;align-items:center;margin-top:12px;display:flex}.form-bottom button{padding:9px 13px;font-size:12px}.source-chips{gap:8px;margin:15px 0;display:grid}.source-chips>div{background:#f7f4fc;border:1px solid #eee7fa;border-radius:11px;align-items:flex-start;gap:10px;padding:10px;font-size:11px;display:flex}.source-chips>div:nth-child(2n){background:#f2f6fd;border-color:#e5ecf9}.source-chips>div>span{color:#756294;background:#e7ddf8;border-radius:50%;flex-shrink:0;place-items:center;width:18px;height:18px;font-size:9px;display:grid}.source-chips p{overflow-wrap:anywhere;white-space:pre-wrap}.ai-action{border-top:1px solid #eee9f5;margin-top:20px;padding-top:8px}.ai-action>.primary{font-size:12px}.ai-action>p{color:var(--muted);margin-top:9px;font-size:10px;line-height:1.7}.ai-message{color:#69548d;background:#f3effc;border:1px solid #e5dcf5;border-radius:11px;margin:15px 0;padding:13px;font-size:12px}.idea-candidates{gap:12px;margin-top:15px;display:grid}.idea-candidate{background:#fcfaff;border:1px solid #e1d8f1;border-radius:14px;padding:15px}.idea-candidate>small{color:#8c72b6;font-size:9px}.idea-candidate h3{overflow-wrap:anywhere;margin:5px 0 7px;font-size:15px}.idea-candidate>p,.idea-candidate details{color:var(--muted);overflow-wrap:anywhere;font-size:11px}.idea-candidate details{margin-top:10px}.idea-candidate details p{margin-top:8px}.idea-candidate ul{margin:8px 0;padding-left:17px}.idea-candidate li{margin-bottom:5px}.idea-candidate summary,.source-details summary{cursor:pointer;color:#6a5395}.idea-candidate .secondary{padding:8px 12px;font-size:11px}.adopted-idea{border-left:3px solid var(--purple);background:#f1edf9;border-radius:0 12px 12px 0;margin-top:15px;padding:14px}.adopted-idea small{color:#766194;margin-bottom:5px;display:block}.adopted-idea strong{font-size:14px}.adopted-idea p{color:var(--muted);overflow-wrap:anywhere;margin-top:8px;font-size:11px}.question-progress{color:var(--blue);justify-content:space-between;align-items:center;gap:15px;margin:25px 0;font-size:12px;display:flex}.question-progress>div{flex:1;gap:5px;display:flex}.question-progress>div>span{background:#e9e6ef;border-radius:4px;flex:1;height:3px}.question-progress>div>span.filled{background:#8f74db}.question-form label{letter-spacing:-.6px;font-size:17px;line-height:1.6}.question-form>p{color:var(--muted);margin-bottom:20px;font-size:12px}.question-form textarea{background:#fefeff;font-size:13px}.question-actions{justify-content:space-between;gap:10px;margin-top:18px;display:flex}.question-actions button{padding:10px 13px;font-size:12px}.source-details{border-top:1px solid var(--line);margin-top:24px;padding-top:18px;font-size:11px}.prompt-summary{border-left:3px solid var(--purple);background:#f7f4fc;border-radius:0 12px 12px 0;margin:15px 0;padding:12px}.prompt-summary strong{overflow-wrap:anywhere;font-size:14px}.prompt-summary p{color:var(--muted);margin-top:8px;font-size:10px}.prompt{background:#fbfaff;font-size:12px;line-height:1.85}.next-experiment{background:#f2f6fd;border-radius:13px;margin-top:20px;padding:15px;font-size:12px}.next-experiment p{color:var(--muted);margin-top:7px;font-size:11px}.external-prompt{border-top:1px solid var(--line);margin-top:15px;padding-top:15px}.external-prompt label{font-size:12px}.external-prompt textarea{font-size:11px}.danger-button{color:#934545;background:#fff3f3;border-radius:8px;margin-top:12px;padding:8px 12px;font-size:11px}.error{color:#913e3e;background:#fff1f1;border:1px solid #f0d9d9;border-radius:10px;margin-top:15px;padding:11px;font-size:12px}.notice{color:#376852;margin-top:13px;font-size:12px}.notice:empty{display:none}.studio-footer{color:#8a8298;justify-content:space-between;gap:15px;padding:24px 0;font-size:10px;display:flex}.skip-link{z-index:50;background:#fff;padding:12px;position:absolute;top:-100px;left:20px}.skip-link:focus{top:10px}.spinner{vertical-align:middle;border:2px solid #ffffff80;border-top-color:#fff;border-radius:50%;width:13px;height:13px;margin-right:8px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes idea-appear{0%{opacity:.6}to{opacity:1}}@media (min-width:1500px){.canvas{height:690px}.canvas-card{padding:16px 18px}.canvas-card>p{font-size:14px}.idea-drawer{padding:27px}}@media (max-width:1200px){.studio-header{gap:12px;padding:14px 22px}.save-indicator{display:none}.studio-main{padding:0 22px}.interactive-layout{grid-template-columns:minmax(0,1fr) 310px;gap:16px}.idea-drawer{padding:21px}.stage-nav{gap:4px}.stage-nav button{gap:5px;padding:6px 8px;font-size:11px}.canvas-card{padding:11px 12px}.canvas-card>p{font-size:12px}.idea-node{padding:15px}.canvas-footnote{font-size:9px}.studio-heading h1{font-size:26px}}@media (max-width:900px){.studio-header{flex-wrap:wrap;padding:14px 18px}.brand{margin-right:auto}.stage-nav{flex-basis:100%;order:3;justify-content:center;margin-top:5px}.stage-nav button{flex:1;justify-content:center;padding:8px}.header-actions{gap:8px}.interactive-layout{grid-template-columns:1fr}.idea-drawer{max-height:none;padding:24px;scroll-margin-top:135px;position:static}.studio-heading{align-items:flex-start;padding:25px 0 20px}.studio-heading .eyebrow{font-size:8px}.studio-heading h1{font-size:25px}.studio-main{padding:0 18px}.api-state{font-size:9px}.canvas-caption{padding:12px 16px}.drag-hint{display:none}.touch-hint{display:inline}.canvas{background-size:18px 18px,100% 100%;flex-direction:column;height:auto;min-height:220px;padding:18px;display:flex}.canvas-cards{order:0;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.canvas-card{contain:layout style;width:auto;min-height:140px;padding:15px;position:static;transform:none}.canvas-card>p{font-size:13px}.card-grip,.connection-port,.connections{display:none}.card-top>span{font-size:8px}.card-select{font-size:11px}.card-edit{background:#f4effb;border-radius:8px;min-width:44px;min-height:44px;font-size:12px}.card-edit-dots{display:none}.card-edit-label{display:inline}.card-select{min-height:44px}.card-delete{color:#934545;background:#fff3f3;border-radius:8px;min-width:64px;min-height:44px;margin-top:8px;margin-left:auto;padding:10px 16px;font-size:12px;display:block}.idea-node{text-align:left;order:1;grid-template-columns:40px 1fr;column-gap:10px;width:100%;margin-top:20px;padding:16px;display:grid;position:relative;top:auto;left:auto;transform:none}.idea-node .idea-star{grid-row:1/4;align-self:center;margin-bottom:0}.idea-node p{margin-top:4px}.idea-node small{justify-self:start}.canvas-toolbar{order:2;max-width:100%;margin:18px auto 0;padding:8px;position:static;transform:none}.canvas-toolbar button{padding:3px 11px;font-size:17px}.canvas-toolbar button>span{font-size:11px}.canvas-empty{order:0;padding:40px 10px;position:relative}.canvas-empty+.canvas-toolbar{order:1}.canvas-loading{height:250px}.canvas-footnote{padding:12px 16px;font-size:10px}.stage-2 .canvas-cards,.stage-3 .canvas-cards,.stage-2 .canvas-toolbar,.stage-3 .canvas-toolbar{display:none}.stage-2 .canvas,.stage-3 .canvas{min-height:0}.stage-2 .idea-node,.stage-3 .idea-node{margin-top:0}.stage-2 .canvas-caption,.stage-3 .canvas-caption{display:none}.canvas-pagination{font-size:10px}.source-chips>div{font-size:12px}.question-form textarea{min-height:150px}.question-actions button{font-size:13px}.drawer-header h2{font-size:21px}.idea-candidates{grid-template-columns:repeat(3,minmax(0,1fr))}.idea-candidate h3{font-size:14px}.idea-candidate .full{padding:8px}.question-form label{font-size:18px}}@media (max-width:600px){.studio-header{padding:12px 16px}.brand>span{font-size:22px}.brand svg{width:38px;height:38px}.header-actions .quiet-button{font-size:10px}.header-actions .primary{padding:8px 11px!important;font-size:11px!important}.studio-main{padding:0 14px}.studio-heading{gap:10px}.studio-heading h1{font-size:23px}.studio-heading>div>p:last-child{max-width:280px;font-size:11px}.api-state{padding:4px 7px;font-size:8px;position:absolute;top:135px;right:16px}.studio-heading .eyebrow{font-size:8px}.canvas{padding:13px}.canvas-cards{grid-template-columns:1fr}.canvas-card{min-height:0;padding:14px 16px}.canvas-card>p{-webkit-line-clamp:4;min-height:0;margin:9px 0 12px}.card-top>span{font-size:9px}.canvas-toolbar button{gap:5px;padding:3px 9px}.canvas-footnote{font-size:9px;display:block}.canvas-footnote span{display:block}.idea-drawer{padding:22px 20px}.idea-candidates{grid-template-columns:1fr}.idea-candidate h3{font-size:16px}.idea-candidate>p,.idea-candidate details,.idea-candidate .secondary{font-size:12px}.studio-footer{font-size:9px}.stage-nav button{gap:6px;font-size:11px}.source-chips p{font-size:12px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}