:root{color:#243a39;font-synthesis:none;--panel:#fff;--border:#e1e8e5;--muted:#7c8b86;--ink:#243a39;--stage:#eef2ef;--accent:#256a5b;background:#f5f7f6;font-family:Inter,Segoe UI,Malgun Gothic,sans-serif;font-size:13px}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{border:1px solid var(--border);background:var(--panel);color:var(--ink);cursor:pointer;border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:9px 12px;transition:background .15s;display:inline-flex}button:hover:not(:disabled){background:#eaf2ed;border-color:#a5c4b6}button:disabled{opacity:.36;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline-offset:3px;outline:2px solid #468b74}input:not([type=checkbox]):not([type=range]),select,textarea{border:1px solid var(--border);background:var(--panel);width:100%;color:var(--ink);border-radius:6px;padding:10px}input[type=checkbox]{accent-color:var(--accent)}.app{flex-direction:column;min-width:760px;height:100dvh;display:flex}header{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:60px;height:80px;padding:0 28px;display:flex}.brand{color:var(--ink);letter-spacing:-.7px;align-items:center;gap:12px;font-size:20px;font-weight:700;text-decoration:none;display:flex}.brand-light{font-weight:400}.brand small{color:var(--muted);letter-spacing:1px;margin-top:4px;font-size:10px;font-weight:400;display:block}.brand-icon{color:#fff;background:#214f45;border-radius:12px;place-items:center;width:42px;height:44px;display:grid}nav{align-items:center;gap:8px;height:100%;display:flex}.tab{color:var(--muted);background:0 0;border:0;padding:12px 18px}.tab.active{color:#245f4e;background:#eaf3ee;font-weight:600}.header-right{align-items:center;gap:22px;margin-left:auto;display:flex}.privacy{color:#6d8477;gap:6px;font-size:11px;display:flex}.icon{background:0 0;border:0;flex-shrink:0;padding:7px}.document-bar{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;height:80px;padding:0 28px;display:flex}.document-bar>div:first-child{align-items:center;gap:13px;display:flex}.eyebrow{letter-spacing:2px;color:#8b9b91;font-size:10px;font-weight:600}.filename{font-size:17px;border:0!important;width:145px!important;padding:7px!important;font-weight:600!important}.badge{border:1px solid var(--border);color:var(--muted);background:#f0f3f1;border-radius:5px;padding:4px 7px;font-size:10px}.row{align-items:center;gap:7px;display:flex}.primary{color:#fff;background:#286650;border-color:#286650}.primary:hover:not(:disabled){background:#1c513f;border-color:#1c513f}.notification{color:#315b40;background:#edf6ed;flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 28px;display:flex}.notification.error{color:#9d4732;background:#fff0e9}main{flex:1;grid-template-columns:218px minmax(260px,1fr) 292px;min-height:0;display:grid}.sidebar{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:auto}.panel-heading{color:#718278;justify-content:space-between;align-items:center;padding:22px 20px 16px;display:flex}.panel-heading h2{color:var(--ink);margin:0;font-size:13px;font-weight:600}.panel-heading>span{font-size:10px}.select-bar{color:var(--muted);justify-content:space-between;padding:0 17px 15px;font-size:10px;display:flex}.select-bar label{align-items:center;gap:5px;display:flex}.thumbnails{grid-template-columns:1fr 1fr;align-content:start;gap:15px 12px;padding:8px 18px;display:grid;overflow:auto}.page-card{background:0 0;border:0;border-radius:0;padding:0;display:block}.page-card:hover:not(:disabled){background:0 0;border-color:#0000}.thumb{background:var(--stage);border:2px solid #0000;border-radius:5px;justify-content:center;align-items:center;height:115px;padding:5px;display:flex;position:relative}.thumb canvas{max-width:100%;max-height:100%;box-shadow:0 1px 4px #0002}.page-card.selected .thumb{background:#e3efe6;border-color:#418866}.check{background:#ffffffd9;border:1px solid #aabcb1;border-radius:3px;width:15px;height:15px;position:absolute;top:4px;left:4px}.selected .check{color:#fff;background:#377c59;border-color:#377c59}.page-caption{color:var(--muted);justify-content:space-between;padding:7px 3px;font-size:10px;display:flex}.sidebar-empty{color:#9aa69f;text-align:center;padding:60px 15px;font-size:11px;line-height:1.8}.add-page{background:0 0;border-style:dashed;margin:18px;font-size:11px}.viewer{background:var(--stage);flex-direction:column;min-width:0;display:flex}.toolbar{border-bottom:1px solid var(--border);background:var(--panel);flex-shrink:0;justify-content:space-between;align-items:center;height:52px;padding:0 20px;display:flex}.divider{background:var(--border);width:1px;height:16px;margin:0 8px}.muted{color:var(--muted);font-size:11px;font-weight:400}.zoom{color:var(--muted);text-align:center;min-width:37px;font-size:10px}.stage{background-image:radial-gradient(#b8c8bd55 .7px,#0000 .7px);background-size:16px 16px;flex:1;align-items:flex-start;padding:34px;display:flex;position:relative;overflow:auto}.sheet-wrap{flex-shrink:0;margin:auto}.sheet{touch-action:none;background:#fff;line-height:0;position:relative;box-shadow:0 5px 25px #18362518}.sheet canvas{width:100%;height:auto}.crosshair{cursor:crosshair}.region{pointer-events:none;background:#6be3ac44;border:2px solid #267b57;position:absolute}.viewer-footer{border-top:1px solid var(--border);height:42px;color:var(--muted);background:var(--panel);flex-shrink:0;justify-content:space-between;align-items:center;padding:0 20px;font-size:10px;display:flex}.viewer-footer>span{white-space:nowrap;text-overflow:ellipsis;max-width:70%;overflow:hidden}.inspector{border-left:1px solid var(--border);background:var(--panel);flex-direction:column;padding:0 20px;display:flex;overflow:auto}.inspector .panel-heading{padding-left:0;padding-right:0}.helper{color:var(--muted);margin:0 0 16px;font-size:11px;line-height:1.9}.tool-grid{grid-template-columns:1fr 1fr;gap:9px;display:grid}.tool-grid button{flex-direction:column;gap:10px;padding:16px 4px;font-size:11px;display:flex}.danger{color:#ab6e60}.section{border-top:1px solid var(--border);margin-top:24px;padding-top:21px}.section.first{border:0;margin-top:4px;padding-top:0}h3{margin:0 0 14px;font-size:12px;font-weight:600}.field-label{color:var(--muted);margin-bottom:8px;font-size:10px;display:block}.full{width:100%;margin-top:10px}.section>.row{margin-top:10px}.section>.row button{flex:1}.section select{margin-bottom:3px}code{color:#789080;font-size:11px}textarea{resize:vertical;min-height:210px;line-height:1.8}.tip{color:#708362;background:#f2f6ef;border:1px solid #e4ecdc;border-radius:8px;gap:10px;margin-top:28px;padding:15px 12px;display:flex}.tip strong{font-size:11px;font-weight:600}.tip p{margin:6px 0 0;font-size:10px;line-height:1.8}.inspector-bottom{margin-top:auto;padding:28px 0 20px}.inspector-bottom p{color:var(--muted);font-size:10px;line-height:1.8}.text-button{color:var(--muted);background:0 0;border:0;padding:0;font-size:10px;text-decoration:underline}.welcome{text-align:center;max-width:520px;margin:auto;padding:30px 0}.welcome-symbol{color:#447f62;background:#f9fcf9;border:1px solid #dbe6dc;border-radius:20px;justify-content:center;align-items:center;width:84px;height:90px;margin-bottom:30px;display:inline-flex;position:relative;transform:rotate(-6deg);box-shadow:0 10px 30px #315f4410}.welcome-symbol>span{border:4px solid var(--stage);background:#e6efda;border-radius:10px;place-items:center;width:37px;height:37px;display:grid;position:absolute;bottom:-7px;right:-13px;transform:rotate(12deg)}.welcome>.eyebrow{letter-spacing:2.5px;font-size:9px;display:block}.welcome h1{letter-spacing:-2px;margin:17px 0;font-size:42px;font-weight:500;line-height:1.35}.welcome p{color:var(--muted);margin-bottom:25px;font-size:12px;line-height:2}.large{padding:13px 30px;font-size:13px;box-shadow:0 4px 10px #285a4320}.formats{letter-spacing:1px;color:#9aa99d;margin:13px;font-size:9px;display:block}.drop-hint{color:#98a59b;margin-top:26px;font-size:10px}.welcome-features{border-top:1px solid #dfe7df;justify-content:center;gap:25px;margin-top:32px;padding-top:35px;display:flex}.welcome-features span{color:#7c9180;align-items:center;gap:7px;font-size:10px;display:flex}footer{background:var(--panel);border-top:1px solid var(--border);color:#91a096;flex-shrink:0;justify-content:space-between;align-items:center;height:30px;padding:0 22px;font-size:9px;display:flex}.status-dot{background:#699677;border-radius:50%;width:5px;height:5px;margin-right:6px;display:inline-block}.slider-label{color:var(--muted);margin:14px 0;font-size:11px;display:block}.slider-label input{width:100%;accent-color:var(--accent);display:block}summary{cursor:pointer;margin-bottom:12px;font-size:11px}pre{white-space:pre-wrap;font:inherit;max-height:200px;font-size:11px;overflow:auto}.progress{color:var(--accent);justify-content:space-between;align-items:center;margin-top:12px;font-size:11px;display:flex}[data-theme=dark]{--panel:#1f2b29;--border:#35443e;--muted:#9cafa4;--ink:#dbe6df;--stage:#17231f;color:var(--ink);background:var(--stage)}[data-theme=dark] .tab.active,[data-theme=dark] .tip,[data-theme=dark] .badge{color:#b3cdb5;background:#2c4034}[data-theme=dark] .welcome-symbol{background:#293c31}@media (width>=1500px){main{grid-template-columns:240px minmax(260px,1fr) 320px}.thumb{height:135px}}@media (width<=1050px){header{gap:20px;padding:0 18px}.privacy{display:none}main{grid-template-columns:160px minmax(240px,1fr) 260px}.thumbnails{gap:9px;padding:7px 10px}.thumb{height:85px}.welcome h1{font-size:33px}.stage{padding:20px}.welcome-features{gap:10px}.eyebrow{display:none}.inspector{padding:0 15px}}@media (width<=760px){.app{min-width:0;height:auto;min-height:100dvh}header{flex-wrap:wrap;gap:10px;height:68px}.brand{font-size:16px}.brand-icon{width:32px;height:35px}.brand small{display:none}.tab{padding:9px;font-size:11px}.header-right{gap:0}.document-bar{gap:10px;height:auto;padding:12px}.document-bar .row{gap:5px}.document-bar button{padding:8px;font-size:10px}.filename{font-size:14px;width:100px!important}.badge{display:none}main{grid-template-columns:105px minmax(0,1fr);min-height:650px}.sidebar{max-height:650px}.thumbnails{grid-template-columns:1fr;padding:8px 17px}.select-bar{display:none}.panel-heading{padding:18px 10px}.add-page{margin:10px;padding:8px;font-size:9px}.viewer{min-height:620px}.toolbar{padding:0 10px}.toolbar .muted{display:none}.stage{padding:18px}.welcome h1{font-size:30px}.welcome p{font-size:10px}.welcome-features{flex-direction:column;align-items:center;gap:12px}.inspector{border-top:1px solid var(--border);grid-column:1/-1;padding:0 20px;overflow:visible}.tool-grid{grid-template-columns:repeat(4,1fr)}.inspector-bottom{padding-bottom:15px}footer>span:last-child{display:none}.viewer-footer{padding:0 10px}.welcome-symbol{width:65px;height:70px}.drop-hint{line-height:1.8}.welcome{padding:20px 0}}