:root{--font-ui: "Inter", "Segoe UI Variable", "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace;--accent: #6968e8;--accent-strong: #5352c9;--accent-soft: rgba(105, 104, 232, .16);--highlighter: #ffe148;--danger: #e5534b;--warn: #d29922;--ok: #4cae6e;--radius-s: 4px;--radius-m: 7px;--radius-l: 11px;--shadow-1: 0 1px 2px rgba(8, 9, 14, .28);--shadow-2: 0 6px 22px rgba(8, 9, 14, .4);--shadow-page: 0 2px 10px rgba(10, 10, 18, .35);--tab-h: 36px;--toolbar-h: 46px;--status-h: 26px}[data-theme=dark]{--bg-0: #121317;--bg-1: #17181c;--bg-2: #1e1f25;--bg-3: #26272f;--canvas-well: #202127;--border: #2c2d36;--border-strong: #3a3b46;--text-1: #e8e8ec;--text-2: #a2a3ad;--text-3: #6e6f7a;--page-paper: #ffffff;color-scheme:dark}[data-theme=light]{--bg-0: #e8e6e1;--bg-1: #f2f0ec;--bg-2: #faf9f6;--bg-3: #e7e4dd;--canvas-well: #dedbd4;--border: #d4d1c9;--border-strong: #bcb8ae;--text-1: #26262e;--text-2: #5c5c66;--text-3: #8f8f99;--page-paper: #ffffff;--shadow-1: 0 1px 2px rgba(60, 55, 40, .16);--shadow-2: 0 6px 22px rgba(60, 55, 40, .22);--shadow-page: 0 2px 12px rgba(70, 64, 48, .22);color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font-ui);font-size:13px;color:var(--text-1);background:var(--bg-0);overflow:hidden;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}button:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input,textarea,select{font:inherit;color:var(--text-1);background:var(--bg-0);border:1px solid var(--border);border-radius:var(--radius-s);padding:4px 8px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:6px;border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-track{background:transparent}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.shell{display:flex;flex-direction:column;height:100%}.shell-body{flex:1;display:flex;min-height:0}.tabbar{height:var(--tab-h);display:flex;align-items:stretch;background:var(--bg-0);border-bottom:1px solid var(--border);padding:0 6px;gap:2px;user-select:none}.tabbar-brand{display:flex;align-items:center;gap:7px;padding:0 10px 0 6px;font-weight:650;letter-spacing:.01em;font-size:12.5px;color:var(--text-2)}.tabbar-brand svg{width:17px;height:17px}.tab{display:flex;align-items:center;gap:8px;max-width:200px;min-width:96px;margin-top:5px;padding:0 8px 0 12px;border-radius:var(--radius-m) var(--radius-m) 0 0;color:var(--text-2);background:transparent;border:1px solid transparent;border-bottom:none;font-size:12.5px;cursor:pointer}.tab.active{background:var(--bg-1);color:var(--text-1);border-color:var(--border)}.tab:not(.active):hover{background:var(--bg-2)}.tab.drag-over{box-shadow:inset 2px 0 0 var(--accent)}.tab-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tab-dirty{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none}.tab-close{flex:none;width:18px;height:18px;border-radius:var(--radius-s);display:grid;place-items:center;color:var(--text-3);font-size:14px;line-height:1}.tab-close:hover{background:var(--bg-3);color:var(--text-1)}.tab-add{align-self:center;width:26px;height:26px;border-radius:var(--radius-s);display:grid;place-items:center;color:var(--text-2);font-size:16px}.tab-add:hover{background:var(--bg-2);color:var(--text-1)}.tabbar-right{margin-left:auto;display:flex;align-items:center;gap:4px;padding-right:2px}.toolbar{height:var(--toolbar-h);display:flex;align-items:center;gap:4px;padding:0 8px;background:var(--bg-1);border-bottom:1px solid var(--border);user-select:none;flex-wrap:nowrap;overflow-x:auto}.toolbar::-webkit-scrollbar{display:none}.tool-group{display:flex;align-items:center;gap:2px;padding:0 6px}.tool-group+.tool-group{border-left:1px solid var(--border)}.tool-btn{width:30px;height:30px;border-radius:var(--radius-m);display:grid;place-items:center;color:var(--text-2);position:relative}.tool-btn svg{width:16px;height:16px}.tool-btn:hover{background:var(--bg-3);color:var(--text-1)}.tool-btn.active{background:var(--accent-soft);color:var(--accent)}.tool-btn.hl.active{background:#ffe1482e;color:#c7a500}[data-theme=dark] .tool-btn.hl.active{color:var(--highlighter)}.tool-btn:disabled{opacity:.35;cursor:default}.tool-btn:disabled:hover{background:none;color:var(--text-2)}.toolbar-spacer{flex:1}.zoom-value{min-width:46px;text-align:center;font-variant-numeric:tabular-nums;color:var(--text-2);font-size:12px;cursor:pointer;border-radius:var(--radius-s);padding:3px 4px}.zoom-value:hover{background:var(--bg-3)}.page-nav{display:flex;align-items:center;gap:4px;color:var(--text-2);font-size:12px}.page-nav input{width:42px;text-align:center;padding:3px 4px;font-variant-numeric:tabular-nums}.export-btn{display:flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:var(--radius-m);background:var(--accent);color:#fff;font-weight:600;font-size:12.5px}.export-btn:hover{background:var(--accent-strong)}.export-btn svg{width:14px;height:14px}.panel{background:var(--bg-1);display:flex;flex-direction:column;min-height:0;position:relative;flex:none}.panel.left{border-right:1px solid var(--border)}.panel.right{border-left:1px solid var(--border)}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:8px 10px 6px;font-size:11px;font-weight:650;letter-spacing:.07em;text-transform:uppercase;color:var(--text-3)}.panel-scroll{flex:1;overflow-y:auto;min-height:0}.panel-resizer{position:absolute;top:0;bottom:0;width:6px;cursor:col-resize;z-index:5}.panel.left .panel-resizer{right:-3px}.panel.right .panel-resizer{left:-3px}.panel-resizer:hover{background:var(--accent-soft)}.panel-tabs{display:flex;gap:2px;padding:6px 8px 0}.panel-tabs button{padding:4px 9px;border-radius:var(--radius-s);font-size:11.5px;color:var(--text-2)}.panel-tabs button.active{background:var(--bg-3);color:var(--text-1)}.thumb-list{padding:8px;display:flex;flex-direction:column;gap:10px}.thumb{position:relative;border-radius:var(--radius-m);padding:6px 6px 4px;cursor:pointer;border:1px solid transparent;text-align:center}.thumb:hover{background:var(--bg-2)}.thumb.current{border-color:var(--accent);background:var(--accent-soft)}.thumb.drag-over{box-shadow:inset 0 3px 0 var(--accent)}.thumb img,.thumb .thumb-blank{width:100%;border-radius:2px;background:var(--page-paper);box-shadow:var(--shadow-1);display:block}.thumb .thumb-blank{aspect-ratio:8.5 / 11}.thumb-num{font-size:11px;color:var(--text-3);margin-top:4px;font-variant-numeric:tabular-nums}.thumb-actions{position:absolute;top:8px;right:8px;display:none;gap:2px;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-s);padding:1px;box-shadow:var(--shadow-1)}.thumb:hover .thumb-actions{display:flex}.thumb-actions button{width:20px;height:20px;display:grid;place-items:center;border-radius:3px;color:var(--text-2);font-size:11px}.thumb-actions button:hover{background:var(--bg-3);color:var(--text-1)}.search-box{padding:8px;display:flex;gap:6px}.search-box input{flex:1;min-width:0}.search-hit{display:block;width:100%;text-align:left;padding:7px 10px;border-radius:var(--radius-s);font-size:12px;color:var(--text-2)}.search-hit:hover{background:var(--bg-2);color:var(--text-1)}.search-hit b{color:var(--accent);font-weight:650;display:block;margin-bottom:2px}.anno-item{width:100%;text-align:left;padding:8px 10px;border-radius:var(--radius-s);display:flex;gap:8px;align-items:flex-start}.anno-item:hover{background:var(--bg-2)}.anno-chip{flex:none;width:10px;height:10px;margin-top:3px;border-radius:3px}.anno-body{min-width:0}.anno-kind{font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-3)}.anno-text{font-size:12px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.viewer{flex:1;min-width:0;overflow:auto;background:var(--canvas-well);position:relative;outline:none}.viewer-inner{display:flex;flex-direction:column;align-items:center;padding:28px 40px 80px;gap:26px;min-width:min-content}.page-frame{position:relative;flex:none}.page-rotor{position:absolute;inset:0;display:grid;place-items:center}.page-surface{position:relative;background:var(--page-paper);box-shadow:var(--shadow-page)}.page-surface canvas{display:block;position:absolute;inset:0}.page-overlay{position:absolute;inset:0;z-index:2}.page-placeholder{position:absolute;inset:0;display:grid;place-items:center;color:var(--text-3);font-size:12px;background:var(--page-paper)}.page-label{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:11px;color:var(--text-3);font-variant-numeric:tabular-nums;user-select:none}.spinner{width:18px;height:18px;border:2px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.obj{cursor:default}.obj.selectable{cursor:move}.sel-outline{fill:none;stroke:var(--accent);stroke-width:1.5;vector-effect:non-scaling-stroke;pointer-events:none}.sel-handle{fill:#fff;stroke:var(--accent);stroke-width:1.2;vector-effect:non-scaling-stroke}.marquee{fill:#6968e81f;stroke:var(--accent);stroke-width:1;vector-effect:non-scaling-stroke;stroke-dasharray:4 3}.snap-guide{stroke:var(--danger);stroke-width:1;vector-effect:non-scaling-stroke}.search-hit-rect{fill:#ffd21e;opacity:.4;pointer-events:none}.text-edit{position:absolute;z-index:6;border:1.5px solid var(--accent);background:transparent;resize:none;overflow:hidden;line-height:1.3;padding:4px;border-radius:0;color:inherit}.insp-section{padding:10px 12px;border-bottom:1px solid var(--border)}.insp-title{font-size:10.5px;font-weight:650;letter-spacing:.07em;text-transform:uppercase;color:var(--text-3);margin-bottom:8px}.insp-row{display:flex;align-items:center;gap:6px;margin-bottom:6px}.insp-row label{flex:none;width:58px;font-size:11.5px;color:var(--text-2)}.insp-row input[type=number]{width:58px;padding:3px 6px}.insp-row input[type=range]{flex:1;padding:0;border:none;background:none;accent-color:var(--accent)}.insp-row select{flex:1;min-width:0}.insp-row input[type=color]{width:28px;height:24px;padding:1px;cursor:pointer}.seg{display:flex;background:var(--bg-0);border:1px solid var(--border);border-radius:var(--radius-s);overflow:hidden;flex:1}.seg button{flex:1;padding:4px 0;color:var(--text-2);display:grid;place-items:center;font-size:12px}.seg button svg{width:13px;height:13px}.seg button.active{background:var(--accent-soft);color:var(--accent)}.seg button+button{border-left:1px solid var(--border)}.insp-empty{padding:22px 14px;color:var(--text-3);font-size:12px;line-height:1.55}.insp-btnrow{display:flex;gap:5px;flex-wrap:wrap}.mini-btn{padding:4px 8px;border:1px solid var(--border);border-radius:var(--radius-s);background:var(--bg-2);color:var(--text-2);font-size:11.5px}.mini-btn:hover{background:var(--bg-3);color:var(--text-1)}.mini-btn.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,var(--border))}.statusbar{height:var(--status-h);display:flex;align-items:center;gap:14px;padding:0 10px;background:var(--bg-1);border-top:1px solid var(--border);font-size:11px;color:var(--text-3);user-select:none}.status-item{display:flex;align-items:center;gap:5px}.status-item button{color:inherit;font-size:inherit}.status-item button:hover{color:var(--text-1)}.save-dot{width:7px;height:7px;border-radius:50%}.save-dot.saved{background:var(--ok)}.save-dot.dirty,.save-dot.saving{background:var(--warn)}.save-dot.error{background:var(--danger)}.storage-meter{width:72px;height:5px;border-radius:3px;background:var(--bg-3);overflow:hidden}.storage-meter i{display:block;height:100%;background:var(--accent)}.storage-meter i.warn{background:var(--warn)}.storage-meter i.danger{background:var(--danger)}.empty{flex:1;display:grid;place-items:center;background:var(--canvas-well)}.empty-card{width:min(560px,calc(100vw - 64px));text-align:center}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--radius-l);padding:44px 30px;background:var(--bg-1);cursor:pointer;transition:border-color .15s,background .15s}.dropzone:hover,.dropzone.over{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 5%,var(--bg-1))}.dropzone h1{margin:14px 0 6px;font-size:19px;font-weight:650;letter-spacing:-.01em}.dropzone p{margin:0;color:var(--text-2);font-size:13px}.dropzone .privacy{margin-top:10px;font-size:11.5px;color:var(--text-3)}.recents{margin-top:22px;text-align:left}.recents h2{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--text-3);margin:0 0 6px 2px;font-weight:650}.recent-item{width:100%;display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-m);color:var(--text-2);text-align:left}.recent-item:hover{background:var(--bg-2);color:var(--text-1)}.recent-item svg{width:15px;height:15px;flex:none;color:var(--text-3)}.recent-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12.5px}.recent-meta{font-size:11px;color:var(--text-3);flex:none}.modal-backdrop{position:fixed;inset:0;background:#0a0a108c;display:grid;place-items:start center;padding-top:12vh;z-index:50}.modal{width:min(640px,calc(100vw - 40px));max-height:72vh;display:flex;flex-direction:column;background:var(--bg-1);border:1px solid var(--border-strong);border-radius:var(--radius-l);box-shadow:var(--shadow-2);overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);font-weight:650;font-size:13.5px}.modal-body{overflow-y:auto;padding:12px 16px}.modal-close{color:var(--text-3);font-size:16px}.modal-close:hover{color:var(--text-1)}.palette input{width:100%;padding:12px 16px;border:none;border-bottom:1px solid var(--border);background:transparent;font-size:14px;border-radius:0}.palette-list{overflow-y:auto;padding:6px}.palette-item{width:100%;display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-m);text-align:left;color:var(--text-2);font-size:13px}.palette-item.active{background:var(--accent-soft);color:var(--text-1)}.palette-item kbd{margin-left:auto}kbd{font-family:var(--font-ui);font-size:10.5px;color:var(--text-3);background:var(--bg-2);border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;padding:1px 5px}.version-row{display:flex;align-items:center;gap:10px;padding:9px 8px;border-radius:var(--radius-m)}.version-row:hover{background:var(--bg-2)}.version-name{flex:1;min-width:0}.version-name b{font-weight:600;font-size:12.5px;display:block}.version-name span{font-size:11px;color:var(--text-3)}.version-badge{font-size:10px;padding:1px 6px;border-radius:9px;background:var(--bg-3);color:var(--text-3);flex:none}.stor-row{display:flex;justify-content:space-between;padding:6px 0;font-size:12.5px;color:var(--text-2)}.stor-row b{color:var(--text-1);font-weight:600;font-variant-numeric:tabular-nums}.stor-bar{height:8px;border-radius:4px;background:var(--bg-3);overflow:hidden;margin:8px 0 14px}.stor-bar i{display:block;height:100%;background:var(--accent)}.sc-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 26px}.sc-row{display:flex;justify-content:space-between;align-items:center;padding:5px 0;font-size:12.5px;color:var(--text-2)}.toast{position:fixed;bottom:40px;left:50%;transform:translate(-50%);background:var(--bg-2);border:1px solid var(--border-strong);color:var(--text-1);padding:9px 16px;border-radius:var(--radius-m);box-shadow:var(--shadow-2);font-size:12.5px;z-index:90;animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}}.ctx-menu{position:fixed;z-index:80;min-width:190px;background:var(--bg-2);border:1px solid var(--border-strong);border-radius:var(--radius-m);box-shadow:var(--shadow-2);padding:4px}.ctx-item{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:6px 10px;border-radius:var(--radius-s);font-size:12.5px;color:var(--text-1);text-align:left}.ctx-item:hover{background:var(--accent-soft)}.ctx-item:disabled{color:var(--text-3)}.ctx-item:disabled:hover{background:none}.ctx-sep{height:1px;background:var(--border);margin:4px 6px}.recovery-actions{display:flex;gap:8px;margin-top:14px}.btn{padding:7px 14px;border-radius:var(--radius-m);font-size:12.5px;font-weight:600;border:1px solid var(--border-strong);background:var(--bg-2);color:var(--text-1)}.btn:hover{background:var(--bg-3)}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent-strong)}