.kfw-tool-wrap{--kfw-green:#96c11f;--kfw-green-mid:#789b19;--kfw-green-light:#eef6cc;--kfw-text:#3a3d42;--kfw-muted:#6b7280;--kfw-border:#e5e7eb;--kfw-white:#fff;--kfw-red:#c62828;--kfw-shadow:0 2px 8px rgba(0,0,0,.08);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--kfw-text);padding-bottom:80px}.kfw-tool-wrap *,.kfw-tool-wrap *:before,.kfw-tool-wrap *:after{box-sizing:border-box}.kfw-drop-zone{border:2px dashed var(--kfw-border);border-radius:12px;background:var(--kfw-white);padding:3rem 2rem;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;margin-bottom:1.5rem}.kfw-drop-zone:hover,.kfw-drop-zone.kfw-over{border-color:var(--kfw-green-mid);background:var(--kfw-green-light)}.kfw-drop-icon{width:56px;height:56px;background:var(--kfw-green-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.kfw-drop-icon svg{width:26px;height:26px;stroke:var(--kfw-green);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}.kfw-drop-zone h2{font-size:1.05rem;font-weight:600;color:var(--kfw-text);margin:0 0 .5rem;padding:0;border:none}.kfw-drop-zone p{color:var(--kfw-muted);font-size:.88rem;line-height:1.6;margin:0}.kfw-btn-primary{display:inline-block;margin-top:1.25rem;padding:.6rem 1.6rem;background:var(--kfw-green);color:var(--kfw-white);border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:background .15s;text-decoration:none}.kfw-btn-primary:hover{background:#637f13}.kfw-drop-hint{display:block;margin-top:.75rem;font-size:.8rem;color:#9ca3af}.kfw-processing{display:none;align-items:center;gap:.75rem;background:var(--kfw-green-light);border:1px solid #d4e88a;border-radius:8px;padding:.7rem 1rem;margin-bottom:1.25rem;font-size:.88rem;color:var(--kfw-green)}.kfw-processing.kfw-visible{display:flex}.kfw-spin{width:18px;height:18px;border:2.5px solid #d4e88a;border-top-color:var(--kfw-green);border-radius:50%;animation:kfw-spin .7s linear infinite;flex-shrink:0}@keyframes kfw-spin{to{transform:rotate(360deg)}}#kfw-pages-section{display:none}.kfw-toolbar{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin-bottom:1.25rem}.kfw-toolbar-info{font-size:.85rem;color:var(--kfw-muted);flex:1;margin:0}.kfw-toolbar-info strong{color:var(--kfw-green)}.kfw-btn-link{background:0 0;border:none;font-size:.83rem;color:var(--kfw-green-mid);cursor:pointer;padding:.25rem .5rem;border-radius:4px;transition:background .15s;text-decoration:none}.kfw-btn-link:hover{background:var(--kfw-green-light)}.kfw-btn-link.kfw-red{color:var(--kfw-red)}.kfw-btn-link.kfw-red:hover{background:#fdeaea}.kfw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:1rem}.kfw-card{border:2px solid var(--kfw-border);border-radius:8px;background:var(--kfw-white);cursor:pointer;overflow:hidden;box-shadow:var(--kfw-shadow);transition:border-color .15s,transform .15s,box-shadow .15s}.kfw-card:hover{border-color:var(--kfw-green-mid);transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}.kfw-card.kfw-sel{border-color:var(--kfw-green);box-shadow:0 0 0 3px rgba(150,193,31,.25)}.kfw-card-thumb{position:relative;background:#ebebeb}.kfw-card-thumb img{width:100%;aspect-ratio:3/4;object-fit:contain;display:block;margin:0;padding:0;border:none}.kfw-card-overlay{position:absolute;inset:0;background:rgba(150,193,31,.15);display:none;align-items:flex-start;justify-content:flex-end;padding:.45rem}.kfw-card.kfw-sel .kfw-card-overlay{display:flex}.kfw-check{width:22px;height:22px;background:var(--kfw-green);border-radius:50%;display:flex;align-items:center;justify-content:center}.kfw-check svg{width:12px;height:12px;stroke:#fff;stroke-width:2.8;fill:none;stroke-linecap:round;stroke-linejoin:round}.kfw-card-label{padding:.45rem .6rem;font-size:.76rem;color:var(--kfw-muted);border-top:1px solid var(--kfw-border);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin:0}.kfw-card.kfw-sel .kfw-card-label{color:var(--kfw-green);font-weight:500}.kfw-card[draggable=true]{cursor:grab}.kfw-card[draggable=true]:active{cursor:grabbing}.kfw-card.kfw-dragging{opacity:.35;box-shadow:none}.kfw-card.kfw-drag-over{border-color:var(--kfw-green);box-shadow:-4px 0 0 var(--kfw-green);transform:translateY(-2px)}#kfw-export-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--kfw-white);border-top:1px solid var(--kfw-border);padding:.85rem 2rem;align-items:center;gap:1rem;flex-wrap:wrap;box-shadow:0 -4px 20px rgba(0,0,0,.08);z-index:9999}#kfw-export-bar label{font-size:.88rem;font-weight:500;color:var(--kfw-text);white-space:nowrap;margin:0}#kfw-filename-input{flex:1;min-width:180px;max-width:380px;padding:.5rem .85rem;border:1.5px solid var(--kfw-border);border-radius:6px;font-size:.88rem;color:var(--kfw-text);outline:none;transition:border-color .15s;background:var(--kfw-white);box-shadow:none}#kfw-filename-input:focus{border-color:var(--kfw-green-mid)}#kfw-filename-preview{font-size:.78rem;color:var(--kfw-muted);white-space:nowrap;font-family:monospace}#kfw-export-btn{padding:.6rem 1.6rem;background:var(--kfw-green);color:var(--kfw-white);border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;white-space:nowrap;transition:background .15s,opacity .15s;text-decoration:none}#kfw-export-btn:hover:not(:disabled){background:#637f13}#kfw-export-btn:disabled{opacity:.4;cursor:not-allowed}#kfw-export-btn svg{width:15px;height:15px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}.kfw-toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%) translateY(10px);background:#1a1a1a;color:#fff;padding:.7rem 1.4rem;border-radius:8px;font-size:.88rem;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:99999;white-space:nowrap}.kfw-toast.kfw-show{opacity:1;transform:translateX(-50%) translateY(0)}.kfw-toast.kfw-ok{background:var(--kfw-green)}.kfw-toast.kfw-err{background:var(--kfw-red)}@media (max-width:600px){.kfw-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:.75rem}#kfw-export-bar{flex-direction:column;align-items:stretch;padding:.75rem 1rem}#kfw-filename-input{max-width:100%}}