:root{font-family:Arial,'Noto Sans KR',sans-serif;color:#283c35;background:#f5f5f0;font-size:14px;--green:#334e45;--muted:#78857d;--border:#e2e5dc}*{box-sizing:border-box}body{margin:0;display:flex;min-height:100vh}button,input,textarea,select{font:inherit}button,a,input,textarea,select{outline-offset:4px}button{cursor:pointer;border:1px solid var(--border);background:white;color:inherit;padding:10px 13px;border-radius:9px;transition:background .15s}button:hover{background:#e9eee7}button:disabled{opacity:.4;cursor:default}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#466558}.library{width:244px;flex-shrink:0;padding:30px 20px;display:flex;flex-direction:column;border-right:1px solid var(--border);background:#f0f1e9;height:100vh;position:sticky;top:0}.brand{text-decoration:none;color:var(--green);font-weight:700;font-size:23px;letter-spacing:-1px;display:flex;gap:8px;align-items:center}.brandmark{font:italic bold 33px Georgia;background:var(--green);color:#f0f1e9;width:34px;height:36px;border-radius:9px;text-align:center}.beta{font-size:8px;letter-spacing:1px;margin-top:9px}.tagline{font-size:12px;color:var(--muted);margin:15px 0 28px}.library input{width:100%;margin:16px 0 28px;padding:11px;background:transparent;border:1px solid #d5dbcf;border-radius:8px}.sectionlabel{font-size:10px;letter-spacing:1.5px;color:var(--muted);display:flex;justify-content:space-between}.library nav{margin:15px -8px;overflow:auto;flex:1}.notecard{display:block;width:100%;text-align:left;background:transparent;border-color:transparent;padding:16px;margin-bottom:4px}.notecard.active{background:#e0e7da;border-color:#d4ddcc}.notecard strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notecard small{color:var(--muted);font-size:11px;display:block;margin-top:7px}.librarybottom{display:grid;gap:7px}.librarybottom button{font-size:12px;text-align:left;background:transparent;border-color:transparent;padding:8px 2px}.librarybottom small{font-size:10px;color:var(--muted);line-height:1.6;margin-top:10px}main{flex:1;min-width:0}.topbar{padding:28px 32px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--border)}.eyebrow{font-size:9px;letter-spacing:2.3px;color:var(--muted)}h1{margin:7px 0 0;font-size:24px}h1 input{font-size:24px;font-weight:600;border:0;background:transparent;width:100%;color:inherit;min-width:0}.headeractions{display:flex;align-items:center;gap:10px;white-space:nowrap}.headeractions span{font-size:11px;color:var(--muted)}.workspace{display:grid;grid-template-columns:minmax(360px,1fr) 344px;min-height:calc(100vh - 110px)}.editor{padding:22px 28px;min-width:0}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.toolgroup{display:flex;gap:4px;align-items:center}.toolbar button{padding:8px;font-size:12px;background:transparent;border-color:transparent}.toolbar .selected,.providers .selected{background:#e1e9da;color:var(--green);border-color:#c9d6bf}.toolbar input[type=color]{width:27px;height:28px;border:0;background:none;padding:0}.toolbar input[type=range]{width:60px;accent-color:var(--green)}.penonly{font-size:11px;white-space:nowrap}input[type=checkbox]{accent-color:var(--green)}select{border:1px solid var(--border);padding:7px;border-radius:7px;background:white;font-size:11px}.pagecontrols{display:flex;align-items:center;gap:9px;margin:18px 0;font-size:11px;color:var(--muted)}.pagecontrols button{padding:4px 8px}.pagecontrols span:last-child{margin-left:auto;font-size:10px}.paperwrap{border-radius:3px;background:white;box-shadow:0 4px 24px #283c3508;border:1px solid var(--border);overflow:hidden}canvas{display:block;width:100%;height:auto;touch-action:none;cursor:crosshair}.textblock{margin:24px 0}.textblock label{font-size:11px;color:var(--muted)}textarea{resize:vertical;background:white;border:1px solid var(--border);border-radius:10px;padding:13px;color:inherit;width:100%;line-height:1.7}#noteText{margin-top:8px;min-height:100px}.attachment{display:flex;align-items:center;gap:10px;padding:10px;border-bottom:1px solid var(--border)}.attachment a{color:var(--green);word-break:break-all}.attachment button{margin-left:auto}.ai{border-left:1px solid var(--border);padding:28px 23px;display:flex;flex-direction:column;background:#fafbf6;max-height:calc(100vh - 110px);position:sticky;top:0}.aititle{display:flex;gap:12px;align-items:center}.spark{font-size:32px;color:#7d926b}h2{font-size:17px;margin:0 0 8px}.aititle p{font-size:11px;color:var(--muted);margin:0}.providers{display:flex;gap:5px;margin:25px 0 18px}.providers button{flex:1;font-size:11px;padding:9px 5px}.aiactions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.aiactions button{text-align:left;font-size:12px;padding:13px 10px}.aiactions span{display:block;font-size:21px;color:#738963;margin-bottom:9px}.aiactions small{display:block;font-size:9px;color:var(--muted);margin-top:6px}.sendoption{font-size:10px;color:var(--muted);margin-top:10px}#conversation{flex:1;overflow:auto;min-height:150px;padding:20px 0}.aiempty{text-align:center;padding:30px 0;color:var(--muted)}.aiempty>span{font-size:42px;color:#abbba0}.aiempty h3{font-size:13px;font-weight:500}.aiempty p{font-size:11px;line-height:1.8}.message{padding:13px;margin-bottom:12px;border-radius:10px;background:#edf1e6;font-size:12px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.message.user{background:white;border:1px solid var(--border)}.message small{display:block;color:var(--muted);font-size:10px;margin-bottom:8px}.message button{font-size:10px;margin-top:10px;padding:5px 8px}.ai form .primary{width:100%;margin:8px 0 12px}.privacy{font-size:9px;color:var(--muted);text-align:center;line-height:1.7}#bridge{font-size:11px;background:transparent}dialog{border:1px solid var(--border);border-radius:16px;max-width:520px;width:calc(100% - 32px);padding:30px;color:inherit;box-shadow:0 20px 80px #0002}dialog::backdrop{background:#182d2855;backdrop-filter:blur(3px)}dialog h2{font-size:23px;margin-top:10px}dialog p{font-size:12px;line-height:1.8;color:var(--muted)}dialog .close{float:right;border:0;padding:0;font-size:25px}dialog label{display:block;font-size:12px;margin:15px 0 7px}dialog input{width:100%;padding:11px;border:1px solid var(--border);border-radius:7px;margin:4px 0}dialog .primary{margin-top:15px}dialog a{display:block;color:var(--green);margin-top:20px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:10;border-radius:9px;padding:13px 22px;background:var(--green);color:white;max-width:90vw}button:focus-visible,a:focus-visible{outline:2px solid #78935f}.hint{font-size:11px!important} @media(min-width:1600px){.editor{padding:25px 70px}.workspace{grid-template-columns:minmax(360px,1fr) 390px}}@media(max-width:1100px){.library{width:195px;padding:24px 14px}.workspace{grid-template-columns:minmax(300px,1fr) 300px}.editor{padding:18px}.ai{padding:24px 16px}.topbar{padding:22px 20px}.headeractions span{display:none}.pagecontrols span:last-child{display:none}}@media(max-width:800px){body{display:block}.library{position:static;width:100%;height:auto;padding:16px;display:grid;grid-template-columns:1fr auto;gap:12px}.tagline,.sectionlabel,.library input,.librarybottom small{display:none}.library nav{grid-column:1/-1;display:flex;margin:0;gap:8px;max-height:90px}.notecard{min-width:150px;width:150px;padding:10px}.librarybottom{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:10px}.librarybottom button{font-size:10px}.workspace{display:flex;flex-direction:column}.ai{position:static;max-height:none;min-height:530px;border-left:0;border-top:1px solid var(--border)}.topbar{padding:18px 16px}h1 input{font-size:20px}.headeractions button{padding:7px;font-size:10px}.editor{padding:15px}.aiactions{grid-template-columns:repeat(4,1fr)}#conversation{max-height:450px}.aiempty{padding:20px}.toolbar{gap:6px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.documentcontrols,.selectioncontrols{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:10px 0}.documentcontrols button,.selectioncontrols button{font-size:12px;padding:8px}.selectioncontrols[hidden]{display:none}.editorhint{font-size:12px;color:var(--muted);line-height:1.5}.paperwrap{height:min(70vh,900px);min-height:320px;position:relative;overflow:hidden;background:#e7e9e3;touch-action:none}.paperstage{position:relative;width:100%;transform-origin:0 0;will-change:transform}.paperstage canvas{background:white}#selectionOverlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}#lassoPath,#selectionBox{fill:#3c746a15;stroke:#34756a;stroke-width:2;stroke-dasharray:8 5;vector-effect:non-scaling-stroke}#selectionBox[hidden]{display:none}
/* Note management remains visible on narrow screens. */
[hidden]{display:none!important}.librarymanager{display:grid;gap:7px;margin:18px 0 14px}.librarymanager label{font-size:11px;color:var(--muted)}.librarymanager select,.notefolderlabel select{min-width:0;width:100%;border:1px solid var(--border);border-radius:8px;background:white;padding:8px;color:inherit}.library .librarymanager input{display:block;width:100%;margin:4px 0;padding:9px;font-size:12px}.librarytabs,.folderactions{display:flex;gap:4px}.librarytabs button,.folderactions button{flex:1;min-width:0;padding:7px 3px;font-size:11px}.librarytabs [aria-pressed=true]{background:#dfe8d7;border-color:#bacbb0}.searchhint{font-size:10px;line-height:1.5;color:var(--muted);margin:0}.notefolderlabel{font-size:10px;display:grid;gap:3px;max-width:150px}.notefolderlabel select{font-size:12px;max-width:150px}.headeractions{flex-wrap:wrap;justify-content:flex-end}.managementpanel{padding:40px 28px;max-width:850px}.managementpanel p{line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}.trashactions{display:flex;flex-wrap:wrap;gap:8px}.folderdialogactions{display:flex;justify-content:flex-end;gap:8px}#folderName{display:block;width:100%;padding:12px;margin-top:10px;border:1px solid var(--border);border-radius:8px}#folderError{color:#9c382d;min-height:1em}#libraryEmpty{font-size:12px;line-height:1.7;color:var(--muted)}
@media(max-width:800px){.librarymanager{grid-column:1/-1;grid-template-columns:1fr 1fr;gap:8px;margin:0}.librarytabs,.folderactions,.librarymanager input,.searchhint{grid-column:1/-1}.librarymanager label{display:none}.librarymanager select{font-size:12px}.library .librarymanager input{display:block}.library nav{max-height:130px}.notecard{flex-shrink:0}.headeractions{gap:6px;max-width:58%}.notefolderlabel{max-width:100px}.notefolderlabel select{max-width:100px}#libraryEmpty{grid-column:1/-1}.librarymanager .librarytabs button,.librarymanager .folderactions button{padding:9px;font-size:12px}.managementpanel{padding:28px 16px}}
.updatebanner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 20px;background:#e3ecde;font-size:12px}.updatebanner button{font-size:12px;padding:7px 10px}.toolbar .temporary{background:#f4dfd7;border-color:#b2775e}#penCursor{fill:none;stroke:#34756a;stroke-width:1.5;vector-effect:non-scaling-stroke}#penCursor.erasercursor{fill:#bf725322;stroke:#ad5735}#penCursor[hidden]{display:none}
.attachmentopen{display:flex;align-items:center;gap:10px;flex:1;min-width:0;text-align:left}.attachmentopen span:last-child{overflow-wrap:anywhere}.attachmentopen img,.pdftile{width:48px;height:56px;object-fit:contain;flex-shrink:0}.pdftile{display:grid;place-items:center;background:#eee3d9;border-radius:5px;font-size:12px;font-weight:700}#importGuide{max-width:640px}#importGuide p,#importGuide li{line-height:1.8}.importguideactions{display:flex;flex-wrap:wrap;gap:8px}#filePreview{width:min(1100px,calc(100vw - 24px));max-width:none;max-height:calc(100dvh - 24px);padding:16px}#filePreview::backdrop{background:#1b2829b3}.previewheader{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.previewheader h2{font-size:18px;margin:0;overflow-wrap:anywhere}.previewheader p{font-size:12px;color:var(--muted);margin:8px 0}.previewcontrols{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:12px}.previewcontrols button{font-size:12px;padding:8px}#previewPageLabel{font-size:12px;min-width:45px;text-align:center}#filePreviewBody{height:65vh;overflow:auto;background:#e4e8e1;border:1px solid var(--border);padding:12px;touch-action:pan-x pan-y}#previewCanvas{display:block;margin:0 auto;max-width:none;touch-action:pan-x pan-y;cursor:auto;box-shadow:0 2px 14px #18292322}#filePreviewError{background:white;padding:16px;line-height:1.7;overflow-wrap:anywhere}@media(max-width:600px){#filePreview{padding:12px}.previewheader h2{font-size:16px}#filePreviewBody{height:60vh}}

.toolbar>.toolgroup:first-child{flex-wrap:wrap;flex-basis:100%}.brushsettings{padding:12px;margin-top:10px;border:1px solid var(--border);border-radius:10px;background:#fafbf8}.brushsliders{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.brushsliders label{display:flex;flex-wrap:wrap;justify-content:space-between;font-size:11px;gap:6px}.brushsliders input{width:100%;accent-color:var(--green)}.brushsettings p{font-size:12px;line-height:1.5;color:var(--muted);margin:10px 0 0}#brushExample{width:100%;max-width:420px;height:auto;touch-action:auto;background:white;cursor:default}.favoritepens,#favoritePens{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.favoritepens button{font-size:11px;padding:7px}.favoritepen{display:flex;gap:2px}#widthValue{min-width:44px;font-size:11px}.toolbar .toolgroup{flex-wrap:wrap}@media(max-width:600px){.brushsliders{grid-template-columns:repeat(2,minmax(0,1fr))}.toolbar>.toolgroup:first-child button{padding:9px 10px}}

.brushsettings summary{cursor:pointer;font-size:12px;color:var(--green);padding:2px}.brushsettings[open] summary{margin-bottom:12px}

.providerhelp{display:flex;flex-wrap:wrap;gap:8px 18px;margin:4px 0 8px}.providerhelp a{color:var(--accent,#245c48);text-decoration:underline;text-underline-offset:3px}.providerhelp small{flex-basis:100%;color:#65716b;line-height:1.5}

/* Compact icon tools, with a separate pen rail and ink controls. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.editor .toolbar{padding:6px 8px;background:#fff;border:1px solid #e7e7e7;border-radius:16px;gap:4px 10px;box-shadow:0 2px 8px #00000004;color:#353638}
.toolbar>.toolgroup.penrail:first-child{flex-basis:100%;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;gap:4px;padding:2px 0 7px;border-bottom:1px solid #ededed;--active-ink:#334e45}
.toolbar .iconbutton,.toolbar>.toolgroup.penrail button{display:inline-flex;position:relative;align-items:center;justify-content:center;flex:0 0 44px;width:44px;height:44px;padding:10px;border:0;border-radius:12px;background:transparent;color:#414247}
.toolicon{display:block;width:24px;height:24px;flex-shrink:0;pointer-events:none}
.toolbar .iconbutton:hover{background:#f3f3f3}.toolbar .penrail .selected{background:#ededee;color:#151619}.toolbar .penrail .selected:after{content:'';position:absolute;bottom:4px;left:17px;width:10px;height:3px;border-radius:4px;background:var(--active-ink)}
.penrail button[data-tool=erase],.penrail button[data-tool=lasso]{margin-left:6px}.penrail button[data-tool=highlight]{color:#a27c06}
.toolbar .inkcontrols{gap:7px;flex:1}.inkpalette,.thicknesspresets{display:flex;gap:2px;align-items:center}
.toolbar .inkswatch{width:32px;height:40px;padding:6px;border:0;display:grid;place-items:center;border-radius:10px}
.inkswatch:before{content:'';width:19px;height:19px;border-radius:50%;background:var(--ink);border:1px solid #0001}.inkswatch[aria-pressed=true]:before{outline:1.5px solid var(--ink);outline-offset:3px}
.toolbar input[type=color]{width:30px;height:30px;border:1px solid #ddd;border-radius:50%;overflow:hidden;padding:3px;cursor:pointer}.toolbar input[type=color]::-webkit-color-swatch-wrapper{padding:0}.toolbar input[type=color]::-webkit-color-swatch{border:0;border-radius:50%}
.thicknesspresets{border-left:1px solid #e5e5e5;margin-left:3px;padding-left:6px}.toolbar .thicknesspresets button{width:32px;height:40px;display:grid;place-items:center;padding:6px;border-radius:10px}.thicknesspresets span{display:block;width:var(--dot);height:var(--dot);border-radius:50%;background:#414247}.toolbar .thicknesspresets [aria-pressed=true]{background:#ededee}
.toolbar input[type=range]{width:65px;accent-color:#53555b}#widthValue{font-size:10px;color:#76777b;min-width:35px}.toolbar .penonly{font-size:11px;color:#6a6b70}.toolbar #paper{background:#fafafa;border-color:#e8e8e8;color:#626367}
.brushsettings{background:#fff;border-color:#e7e7e7;border-radius:14px;margin-top:8px}.brushsettings summary{display:flex;gap:8px;align-items:center;list-style:none;color:#616269}.brushsettings summary::-webkit-details-marker{display:none}.brushsettings summary .toolicon{width:18px;height:18px}.brushsettings summary:after{content:'⌄';margin-left:auto;font-size:18px}.brushsettings[open] summary:after{transform:rotate(180deg)}
.favoritepen>button:first-child{display:flex;align-items:center;gap:7px}.favoritepen .toolicon{width:22px;height:22px}.favoritepen button{min-height:40px}.brushsliders input{accent-color:#55565c}
.toolbar button:focus-visible,.brushsettings summary:focus-visible{outline:2px solid #3b78de;outline-offset:1px}.toolbar .temporary{background:#f9e2de!important;outline:1px solid #dca397}
@media(max-width:600px){.editor .toolbar{padding:5px 6px;border-radius:14px;gap:3px 7px}.toolbar>.toolgroup.penrail:first-child{max-width:100%;padding-bottom:5px}.toolbar .inkcontrols{flex-basis:100%;gap:3px}.toolbar input[type=range]{width:52px}.toolbar .inkswatch{width:29px}.thicknesspresets{gap:0;padding-left:3px;margin-left:1px}.toolbar .thicknesspresets button{width:27px}.toolbar .penonly{margin-right:auto}.toolbar #paper{max-width:95px}.toolbar .inkcontrols #undo{margin-left:auto}.toolbar .inkcontrols .iconbutton{flex-basis:40px;width:40px;height:40px}.toolbar #widthValue{min-width:33px}}

.toolhint{position:fixed;z-index:30;padding:7px 11px;background:#343538;color:#fff;border-radius:8px;font-size:12px;pointer-events:none;box-shadow:0 2px 10px #0002}.toolhint[hidden]{display:none}

.widthcontrol{display:flex;align-items:center;gap:7px}.toolbar>.penrail .iconbutton.selected{background:#ededee;color:#151619}
@media(max-width:600px){.toolbar .inkcontrols{display:grid;grid-template-columns:minmax(0,1fr) 32px 91px;gap:3px 6px}.inkcontrols .inkpalette{grid-column:1;justify-content:space-between}.inkcontrols input[type=color]{grid-column:2}.inkcontrols .thicknesspresets{grid-column:3;justify-content:space-between;margin:0;padding-left:5px}.inkcontrols .widthcontrol{grid-column:1;min-width:0}.inkcontrols .widthcontrol input[type=range]{flex:1;min-width:0;width:100%}.toolbar .inkcontrols #undo{grid-column:2;margin:0;justify-self:center}.toolbar .inkcontrols #redo{grid-column:3;justify-self:end}.toolbar .inkswatch{width:29px}.toolbar .inkcontrols .iconbutton{width:36px;height:40px}}