*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--paper);color:var(--ink);font-family:var(--font-body)}
body{overflow-x:hidden}
button,input,textarea,select{font:inherit}
button:disabled{opacity:.42;cursor:not-allowed}
.wrap{width:min(1480px,calc(100% - 32px));margin:auto}
.topbar{height:66px;border-bottom:1px solid var(--rule);display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--paper) 94%,transparent);backdrop-filter:blur(14px)}
.brand{display:flex;gap:9px;align-items:center;text-decoration:none;color:var(--ink);font-weight:900;letter-spacing:.1em;font-size:12px;white-space:nowrap}
.brand-mark{background:var(--accent);color:var(--paper);width:28px;height:28px;display:grid;place-items:center;border-radius:8px 8px 8px 2px}
.crumb{color:var(--muted);font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-right:auto}
.lang,.button,.top-action{border:1px solid var(--rule-strong);background:var(--paper-hi);color:var(--ink);border-radius:9px;padding:8px 10px;font-size:10px;font-weight:800;cursor:pointer}
.lang{border-radius:20px;font-weight:600}.top-action{background:var(--ink);border-color:var(--ink);color:var(--paper);padding:9px 14px}.button:hover:not(:disabled),.top-action:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.top-action:hover:not(:disabled),.button.primary:hover:not(:disabled){background:var(--accent);color:#fff}.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.button.danger:hover:not(:disabled){border-color:var(--danger);color:var(--danger)}.button:focus-visible,.top-action:focus-visible,.lang:focus-visible,.tool:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.workspace{width:min(1480px,calc(100% - 32px));height:calc(100dvh - 86px);min-height:540px;margin:10px auto;display:grid;grid-template-columns:250px minmax(0,1fr) 280px;gap:10px;overflow:hidden}.panel,.mainstage{min-width:0;min-height:0;border:1px solid var(--rule);border-radius:14px;background:var(--paper-hi);overflow:hidden}.panel{padding:14px;display:flex;flex-direction:column}.eyebrow{font-size:9px;letter-spacing:.16em;font-weight:900;color:var(--accent);margin:0 0 10px}.dropzone{border:1px dashed var(--rule-strong);padding:15px 10px;text-align:center;border-radius:11px;background:var(--paper);cursor:pointer;flex:0 0 auto}.dropzone.drag,.dropzone:hover{border-color:var(--accent);background:var(--accent-pale)}.dropzone strong{display:block;font-size:12px}.dropzone span{display:block;color:var(--muted);font-size:9px;margin-top:4px}.dropzone input{display:none}.file-meta{font-size:9px;color:var(--muted);padding:10px 0;border-bottom:1px solid var(--rule);min-height:36px;flex:0 0 auto;word-break:break-word}.page-list{display:grid;gap:8px;overflow:auto;overscroll-behavior:contain;margin-top:10px;padding:1px 4px 8px 1px;min-height:0;flex:1}.page-item{position:relative;border:1px solid var(--rule);border-radius:10px;background:var(--paper);padding:6px;cursor:pointer;user-select:none}.page-item:hover,.page-item.active{border-color:var(--accent)}.page-item.active{box-shadow:0 0 0 2px var(--accent-pale)}.page-item.dragging{opacity:.45}.page-item.drag-over{outline:2px dashed var(--accent);outline-offset:2px}.thumb-wrap{width:100%;aspect-ratio:3/4;background:#eee9df;display:grid;place-items:center;overflow:hidden;border-radius:6px}.thumb-wrap canvas{max-width:100%;max-height:100%;display:block;background:#fff}.thumb-placeholder{font-size:9px;color:var(--muted)}.page-label{font-size:9px;color:var(--muted);display:flex;justify-content:space-between;gap:8px;padding:5px 2px 0}.page-label b{color:var(--ink)}.page-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding-top:10px;flex:0 0 auto}.page-actions .button{padding:8px 5px}.mainstage{background:var(--stage);display:flex;flex-direction:column}.stagebar{height:48px;border-bottom:1px solid var(--rule);display:flex;align-items:center;padding:0 10px;gap:6px;background:var(--paper-hi);flex:0 0 auto}.stagebar .button.icon{width:31px;height:31px;padding:0;display:grid;place-items:center}.page-number{width:52px;text-align:center;border:1px solid var(--rule-strong);border-radius:7px;background:var(--paper);color:var(--ink);padding:6px 3px;font-size:10px}.page-total,.zoom{font-size:10px;color:var(--muted);white-space:nowrap}.page-total{margin-right:auto}.stage{position:relative;flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:28px;background:repeating-conic-gradient(#e5e1d9 0 25%,#ded9d0 0 50%) 50%/18px 18px}.stage-inner{min-width:100%;min-height:100%;display:grid;place-items:start center}.page-shell{position:relative;background:#fff;box-shadow:0 12px 35px #3d342622;line-height:0;display:none;flex:0 0 auto}.page-shell.visible{display:block}.page-shell canvas{display:block}.overlay{position:absolute;inset:0;touch-action:none}.overlay-item{position:absolute;line-height:1.18;pointer-events:none}.overlay-item.selectable{pointer-events:auto;cursor:move}.overlay-item.ann-selected{outline:2px solid var(--accent);outline-offset:2px}.overlay-text{padding:2px;white-space:pre-wrap;overflow-wrap:anywhere;font-family:Arial,"Noto Sans",sans-serif}.overlay-highlight{mix-blend-mode:multiply}.overlay-whiteout{background:#fff;box-shadow:inset 0 0 0 1px #ddd;opacity:1!important}.overlay svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:auto;overflow:visible}.overlay polyline{fill:none;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}.overlay polyline.selectable{pointer-events:stroke;cursor:move}.overlay polyline.ann-selected{stroke-dasharray:5 4;filter:drop-shadow(0 0 2px var(--accent))}.empty-stage{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:30px;color:var(--muted)}.empty-stage strong{display:block;color:var(--ink);font:700 26px/1.1 var(--font-display);margin-bottom:8px}.empty-stage p{max-width:360px;font-size:11px;line-height:1.6}.busy{position:absolute;inset:0;background:#f4f1e9aa;backdrop-filter:blur(2px);display:none;place-items:center;z-index:8}.busy.show{display:grid}.busy-card{background:var(--ink);color:#fff;border-radius:10px;padding:12px 16px;font-size:10px;box-shadow:0 10px 30px #0002}.inspector{overflow:auto;overscroll-behavior:contain}.inspector h2{font:700 23px/1 var(--font-display);margin:0 0 14px;letter-spacing:-.05em}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.tool{border:1px solid var(--rule);background:var(--paper);color:var(--ink);border-radius:9px;padding:9px 6px;text-align:center;font-size:9px;font-weight:800;cursor:pointer}.tool:hover,.tool.active{border-color:var(--accent);color:var(--accent);background:var(--accent-pale)}.tool span:first-child{display:block;font-size:16px;margin-bottom:3px}.control{border-top:1px solid var(--rule);margin-top:14px;padding-top:12px}.control label{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:var(--muted);margin:9px 0 5px}.control textarea{width:100%;border:1px solid var(--rule-strong);border-radius:8px;background:var(--paper);color:var(--ink);padding:8px;font-size:10px;resize:vertical;min-height:62px}.control input[type=color]{width:100%;height:32px;padding:2px;border:1px solid var(--rule-strong);border-radius:8px;background:var(--paper)}.control input[type=range]{width:100%;accent-color:var(--accent)}.hint{font-size:9px;line-height:1.5;color:var(--muted);margin:10px 0}.annotation-list{display:grid;gap:5px;max-height:145px;overflow:auto}.annotation-row{display:flex;align-items:center;gap:6px;border:1px solid var(--rule);border-radius:7px;padding:6px;font-size:9px;background:var(--paper);cursor:pointer}.annotation-row.selected{border-color:var(--accent);background:var(--accent-pale)}.annotation-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.annotation-row button{margin-left:auto;background:none;border:0;color:var(--danger);cursor:pointer;font-size:14px}.privacy-note{margin-top:auto;border-top:1px solid var(--rule);padding-top:12px;color:var(--muted);font-size:9px;line-height:1.5}.status{position:fixed;right:18px;bottom:18px;background:var(--ink);color:var(--paper);padding:10px 13px;border-radius:9px;font-size:10px;opacity:0;transform:translateY(8px);transition:.16s;pointer-events:none;z-index:50;max-width:min(440px,calc(100vw - 36px))}.status.show{opacity:1;transform:translateY(0)}.footer{width:min(1480px,calc(100% - 32px));margin:0 auto 18px;border-top:1px solid var(--rule);padding:12px 0 0;color:var(--muted);font-size:9px;display:flex;justify-content:space-between;gap:18px}.footer a{color:var(--accent);text-decoration:none}.footer b{color:var(--ink);letter-spacing:.1em;margin-right:10px}
@media(max-width:1040px){body{overflow:auto}.workspace{height:auto;min-height:0;grid-template-columns:220px minmax(0,1fr);overflow:visible}.mainstage{height:70dvh;min-height:560px}.side{height:70dvh}.inspector{grid-column:1/-1;max-height:none;display:grid;grid-template-columns:180px 1fr 1fr;gap:12px;align-items:start}.inspector h2{grid-column:1}.inspector .control{margin-top:0;padding-top:0;border:0}.privacy-note{grid-column:1/-1}}
@media(max-width:700px){.wrap,.workspace,.footer{width:calc(100% - 20px)}.topbar{height:60px}.crumb{display:none}.lang{max-width:82px}.top-action{padding:8px 9px}.workspace{display:flex;flex-direction:column}.mainstage{order:1;height:66dvh;min-height:500px}.side{order:2;height:330px}.inspector{order:3;display:block}.page-list{grid-template-columns:repeat(3,minmax(0,1fr))}.stage{padding:16px 8px}.footer{display:block}.footer nav{margin-top:10px}}