.tool-app[data-astro-cid-23ksy7em]{display:flex;flex-direction:column;gap:var(--space-md)}.dropzone[data-astro-cid-23ksy7em]{border:2px dashed var(--color-border);border-radius:12px;padding:var(--space-3xl) var(--space-lg);text-align:center;cursor:pointer;background:var(--color-canvas);display:flex;flex-direction:column;align-items:center;gap:var(--space-sm);transition:all var(--transition-normal)}.dropzone[data-astro-cid-23ksy7em]:hover,.dropzone[data-astro-cid-23ksy7em].drag-over{border-color:var(--color-primary);background:#ff4f000a}.dropzone-icon[data-astro-cid-23ksy7em]{color:var(--color-primary)}.dropzone-title[data-astro-cid-23ksy7em]{font-family:var(--font-heading);font-size:1.35rem;font-weight:600;color:var(--color-ink)}.dropzone-sub[data-astro-cid-23ksy7em]{font-size:.95rem;color:var(--color-body)}.dropzone-note[data-astro-cid-23ksy7em]{margin-top:var(--space-md);display:inline-flex;align-items:center;gap:6px;font-size:.8rem;color:var(--color-body-mid)}.doc-card[data-astro-cid-23ksy7em]{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md);background:var(--color-canvas);border:1px solid var(--color-border);border-radius:12px;margin-bottom:var(--space-lg)}.doc-info[data-astro-cid-23ksy7em]{display:flex;align-items:center;gap:var(--space-md)}.doc-icon[data-astro-cid-23ksy7em]{width:44px;height:44px;border-radius:8px;background:var(--color-primary);color:#fff;font-weight:700;font-family:var(--font-heading);font-size:.85rem;display:flex;align-items:center;justify-content:center}.doc-title[data-astro-cid-23ksy7em]{font-weight:600;font-size:1rem;color:var(--color-ink)}.doc-meta[data-astro-cid-23ksy7em]{font-size:.825rem;color:var(--color-body)}.split-options-card[data-astro-cid-23ksy7em]{background:var(--color-canvas);border:1px solid var(--color-border);border-radius:12px;padding:var(--space-lg);margin-bottom:var(--space-xl)}.options-heading[data-astro-cid-23ksy7em]{font-size:1.15rem;font-weight:600;margin-bottom:var(--space-md);color:var(--color-ink)}.option-radios[data-astro-cid-23ksy7em]{display:grid;grid-template-columns:1fr;gap:var(--space-sm);margin-bottom:var(--space-md)}@media(min-width:640px){.option-radios[data-astro-cid-23ksy7em]{grid-template-columns:1fr 1fr}}.radio-card[data-astro-cid-23ksy7em]{display:flex;align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);border:2px solid var(--color-border);border-radius:12px;background:#fff;cursor:pointer;box-shadow:0 1px 3px #20151508;transition:all var(--transition-fast)}[data-astro-cid-23ksy7em][data-theme=dark] .radio-card[data-astro-cid-23ksy7em]{background:var(--color-surface)}.radio-card[data-astro-cid-23ksy7em]:hover{border-color:var(--color-border-hover);transform:translateY(-1px);box-shadow:0 4px 12px #2015150d}.radio-card[data-astro-cid-23ksy7em].active,.radio-card[data-astro-cid-23ksy7em]:has(input:checked){border-color:var(--color-primary);background:#ff4f000a;box-shadow:0 0 0 1px var(--color-primary),0 4px 12px #ff4f0014}.radio-title[data-astro-cid-23ksy7em]{display:block;font-weight:600;font-size:.95rem;margin-bottom:2px;color:var(--color-ink)}.radio-desc[data-astro-cid-23ksy7em]{display:block;font-size:.8rem;color:var(--color-body);line-height:1.4}.ranges-input-wrap[data-astro-cid-23ksy7em]{margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:var(--space-md)}.range-controls-header[data-astro-cid-23ksy7em]{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--space-md);background:var(--color-canvas-soft);padding:var(--space-md);border-radius:12px;border:1px solid var(--color-border)}.range-input-block[data-astro-cid-23ksy7em]{flex:1;min-width:260px}.range-input-group[data-astro-cid-23ksy7em]{display:flex;align-items:center;gap:var(--space-xs);max-width:460px}.range-actions-top[data-astro-cid-23ksy7em]{display:flex;align-items:center;gap:var(--space-xs)}.visual-selector-wrap[data-astro-cid-23ksy7em]{margin-top:var(--space-md)}.selector-header-title[data-astro-cid-23ksy7em]{display:flex;align-items:center;gap:var(--space-xs);font-weight:600;font-size:.9rem;margin-bottom:var(--space-sm);color:var(--color-ink)}.thumbnail-grid[data-astro-cid-23ksy7em]{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-md)}.page-thumb-card[data-astro-cid-23ksy7em]{background:var(--color-canvas);border:2px solid var(--color-border);border-radius:12px;padding:var(--space-xs);display:flex;flex-direction:column;align-items:center;gap:var(--space-2xs);cursor:pointer;position:relative;user-select:none;transition:all var(--transition-fast)}.page-thumb-card[data-astro-cid-23ksy7em]:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-sm)}.page-thumb-card[data-astro-cid-23ksy7em].selected{border-color:var(--color-primary);background:#ff4f0014}.thumb-img-wrap[data-astro-cid-23ksy7em]{width:100%;height:170px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff;border-radius:8px;border:1px solid var(--color-border);position:relative}.thumb-placeholder[data-astro-cid-23ksy7em]{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-xs);color:var(--color-text-muted);font-size:.8rem;position:absolute;pointer-events:none}.mini-spinner[data-astro-cid-23ksy7em]{width:24px;height:24px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}.thumb-img[data-astro-cid-23ksy7em]{max-width:100%;max-height:100%;object-fit:contain;z-index:1;pointer-events:none}.select-check-badge[data-astro-cid-23ksy7em]{position:absolute;top:6px;right:6px;width:24px;height:24px;border-radius:50%;background:var(--color-primary);color:var(--color-on-primary);display:none;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;pointer-events:none;z-index:2}.page-thumb-card[data-astro-cid-23ksy7em].selected .select-check-badge[data-astro-cid-23ksy7em]{display:flex}.thumb-card-footer[data-astro-cid-23ksy7em]{display:flex;align-items:center;justify-content:space-between;width:100%;padding:0 4px}.page-label[data-astro-cid-23ksy7em]{font-size:.85rem;font-weight:700;color:var(--color-ink)}.field-label[data-astro-cid-23ksy7em]{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--color-ink)}.text-input[data-astro-cid-23ksy7em]{width:100%;padding:10px 14px;border-radius:12px;border:1px solid var(--color-border);background:var(--color-canvas);color:var(--color-ink);font-size:.9rem}.text-input[data-astro-cid-23ksy7em]:focus{border-color:var(--color-primary);outline:none}.field-hint[data-astro-cid-23ksy7em]{font-size:.8rem;color:var(--color-body);margin-top:6px}.stage-footer[data-astro-cid-23ksy7em]{display:flex;justify-content:center}.processing-box[data-astro-cid-23ksy7em],.result-box[data-astro-cid-23ksy7em]{text-align:center;padding:var(--space-2xl) var(--space-lg);display:flex;flex-direction:column;align-items:center;gap:var(--space-md)}.spinner[data-astro-cid-23ksy7em]{width:48px;height:48px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.result-icon-success[data-astro-cid-23ksy7em]{width:64px;height:64px;border-radius:50%;background:#ff4f001f;color:var(--color-primary);display:flex;align-items:center;justify-content:center}.result-title[data-astro-cid-23ksy7em]{font-size:1.5rem;font-weight:600;color:var(--color-ink)}.split-downloads-list[data-astro-cid-23ksy7em]{width:100%;max-width:540px;max-height:220px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;margin:var(--space-sm) 0}.split-file-item[data-astro-cid-23ksy7em]{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--color-canvas);border:1px solid var(--color-border);border-radius:8px;font-size:.85rem;color:var(--color-ink)}.result-actions[data-astro-cid-23ksy7em]{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:var(--space-md);margin-top:var(--space-md)}.btn[data-astro-cid-23ksy7em]{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-family:var(--font-heading);border-radius:12px;padding:10px 20px;cursor:pointer;transition:all var(--transition-fast)}.btn-primary[data-astro-cid-23ksy7em]{background:var(--color-primary);color:var(--color-on-primary);border:1px solid transparent}.btn-primary[data-astro-cid-23ksy7em]:hover{background:var(--color-primary-hover);transform:translateY(-1px)}.btn-secondary[data-astro-cid-23ksy7em]{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-main)}.btn-secondary[data-astro-cid-23ksy7em]:hover{border-color:var(--color-border-hover);background:var(--color-surface-elevated)}.btn-sm[data-astro-cid-23ksy7em]{padding:6px 12px;font-size:.85rem}.btn-lg[data-astro-cid-23ksy7em]{padding:14px 28px;font-size:1.05rem}.sr-only[data-astro-cid-23ksy7em]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.error-alert[data-astro-cid-23ksy7em]{background:#ef44441f;border:1px solid var(--color-destructive);color:var(--color-text-main);border-radius:var(--radius-md);padding:var(--space-md);display:flex;align-items:center;justify-content:space-between}.error-alert-content[data-astro-cid-23ksy7em]{display:flex;align-items:center;gap:var(--space-sm);color:var(--color-destructive);font-size:.9rem;font-weight:500}.error-dismiss[data-astro-cid-23ksy7em]{font-size:1.25rem;color:var(--color-text-muted);cursor:pointer}