/* KK PDF — Adobe-style, PDF 100% center */
.pdf-main-active{overflow:hidden !important;padding:0 !important;}
.pdf-layout{display:flex;height:100%;overflow:hidden;}

/* ── Center (100%) ── */
.pdf-center{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0;min-height:0;height:100%;background:#e5e5e5;}
.pdf-topbar{display:flex;align-items:center;gap:6px;padding:3px 10px;background:#2b2b2b;color:#ccc;flex-shrink:0;min-height:32px;max-height:32px;flex-wrap:wrap;}
.pdf-tb-name{font-size:11px;font-weight:500;color:#eee;margin-right:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:250px;}
.pdf-tb-nav,.pdf-tb-zoom,.pdf-tb-actions{display:flex;align-items:center;gap:3px;}
.pdf-tb-page{width:28px;text-align:center;font-size:10px;padding:1px;background:#444;color:#eee;border:1px solid #555;border-radius:3px;}
.pdf-tb-of{font-size:10px;color:#888;}
.pdf-tb-zlabel{font-size:10px;min-width:28px;text-align:center;color:#bbb;}
.pdf-topbar .btn-xs{border-color:#555;color:#bbb;padding:2px 5px;}
.pdf-topbar .btn-xs:hover{background:#444;color:#fff;}
.btn-xs{padding:2px 5px;font-size:10px;border:1px solid var(--border);border-radius:3px;background:none;cursor:pointer;color:var(--text-sec);display:inline-flex;align-items:center;gap:3px;white-space:nowrap;}
.btn-xs:hover{background:var(--hover);color:var(--text);}

/* Workspace */
.pdf-workspace{flex:1 1 0;display:flex;flex-direction:column;overflow:hidden;min-height:0;position:relative;}
.pdf-workspace.pdf-ws-dragover::after{content:"📥 Soltar para subir";position:absolute;inset:0;background:rgba(59,130,246,.15);border:3px dashed #3b82f6;color:#1e40af;font-size:18px;font-weight:600;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:1000;}

/* Viewer — scrolls, never pushes bars below */
.pdf-viewer{flex:1 1 0;overflow:auto;display:flex;flex-direction:column;align-items:center;padding:12px;gap:10px;background:#8b8b8b;min-height:0;}

.pdf-viewer:fullscreen{background:#555;}
.pdf-pg{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.25);flex-shrink:0;position:relative;}
.pdf-page-canvas{display:block;}
.pdf-anno-overlay{position:absolute;top:0;left:0;z-index:2;touch-action:none;}

/* Text box — clean, movable, deletable */
.pdf-tbox{position:absolute;z-index:5;display:inline-block;min-width:240px;max-width:95%;background:rgba(255,255,255,0.95);border:1px solid #ccc;border-radius:4px;box-shadow:0 2px 8px rgba(0,0,0,.1);overflow:visible;}
.pdf-tbox:hover{border-color:var(--accent,#3b82f6);}
.pdf-tbox:focus-within{border-color:var(--accent,#3b82f6);box-shadow:0 0 0 2px rgba(59,130,246,.15);}
.pdf-tbox-hdr{display:flex;align-items:center;gap:3px;padding:2px 4px;background:rgba(0,0,0,.04);border-bottom:1px solid #e5e5e5;user-select:none;cursor:move;min-height:20px;}
.pdf-tbox-hdr .pdf-tbox-ok{margin-left:auto;}
.pdf-tbox-resize{position:absolute;right:0;bottom:0;width:14px;height:14px;cursor:nwse-resize;background:linear-gradient(135deg,transparent 0%,transparent 45%,#3b82f6 50%,#3b82f6 100%);border-radius:0 0 4px 0;opacity:0;transition:opacity .15s;z-index:6;}
.pdf-tbox:hover .pdf-tbox-resize,.pdf-tbox.pdf-tbox-wrap .pdf-tbox-resize{opacity:.7;}
.pdf-tbox-resize:hover{opacity:1;}
.pdf-tbox-drag{font-size:9px;color:#999;cursor:grab;padding:1px 4px;}
.pdf-tbox-drag:active{cursor:grabbing;}
.pdf-tbox-ok{border:none;background:none;color:#22c55e;cursor:pointer;font-size:13px;padding:0 4px;line-height:1;font-weight:700;}
.pdf-tbox-ok:hover{color:#16a34a;}
.pdf-tbox-x{border:none;background:none;color:#ccc;cursor:pointer;font-size:13px;padding:0 4px;line-height:1;}
.pdf-tbox-x:hover{color:#dc2626;}
.pdf-tbox-edit{padding:6px 8px;font-size:14px;font-family:Arial,sans-serif;color:#1a1a1a;outline:none;min-height:24px;line-height:1.5;white-space:pre;}
.pdf-tbox.pdf-tbox-wrap .pdf-tbox-edit{white-space:pre-wrap;word-break:break-word;}
.pdf-tbox-edit:empty::before{content:"Escriba aquí...";color:#bbb;pointer-events:none;font-style:italic;font-size:13px;}
.pdf-tbox-done{border-color:transparent;background:transparent;box-shadow:none;cursor:move;}
.pdf-tbox-done:hover{border-color:rgba(59,130,246,.3);background:rgba(255,255,255,.5);}

/* Action Bar — fixed footer, never moves */
.pdf-bottombar{position:absolute;bottom:0;left:0;right:0;height:36px;display:flex;align-items:center;gap:0;background:#2b2b2b;border-top:1px solid #444;z-index:10;}
.pdf-bb-tools{display:flex;align-items:center;gap:1px;padding:0 6px;border-right:1px solid #444;}
.pdf-bb-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:none;background:none;color:#aaa;cursor:pointer;border-radius:4px;transition:all .1s;}
.pdf-bb-btn:hover{background:#444;color:#fff;}
.pdf-bb-btn.active{background:var(--accent,#3b82f6);color:#fff;}
.pdf-bb-btn svg{width:15px;height:15px;}
.pdf-bb-mode{border:none;background:none;color:#999;cursor:pointer;font-size:9px;padding:4px 6px;border-radius:3px;display:flex;align-items:center;gap:3px;white-space:nowrap;}
.pdf-bb-mode:hover{background:#444;color:#fff;}
.pdf-bb-mode svg{width:11px;height:11px;}
.pdf-bb-sep{width:1px;height:20px;background:#444;margin:0 3px;flex-shrink:0;}
.pdf-tooltip{position:absolute;bottom:44px;left:50%;transform:translateX(-50%);background:#333;color:#eee;font-size:10px;padding:4px 12px;border-radius:4px;z-index:20;white-space:nowrap;pointer-events:none;animation:pdf-fade 2s forwards;}
@keyframes pdf-fade{0%{opacity:1;}70%{opacity:1;}100%{opacity:0;}}
/* Translate dropdown */
.pdf-bb-translate{position:relative;}
.pdf-bb-translate-menu{position:absolute;bottom:38px;left:50%;transform:translateX(-50%);background:#2b2b2b;border:1px solid #555;border-radius:6px;padding:6px 0;display:flex;flex-direction:column;min-width:140px;box-shadow:0 4px 16px rgba(0,0,0,.4);z-index:20;}
.pdf-tr-title{padding:4px 12px;font-size:9px;color:#888;text-transform:uppercase;letter-spacing:1px;}
.pdf-tr-opt{border:none;background:none;color:#ccc;font-size:11px;padding:6px 12px;text-align:left;cursor:pointer;transition:all .1s;}
.pdf-tr-opt:hover{background:#444;color:#fff;}
.pdf-tr-all{color:var(--accent,#3b82f6);font-weight:500;}
.pdf-tr-sep{height:1px;background:#444;margin:4px 0;}

/* Translate popup */
.pdf-tr-popup{width:500px;max-width:90vw;}
.pdf-tr-body{display:flex;gap:1px;background:var(--border);flex:1;overflow:hidden;}
.pdf-tr-col{flex:1;padding:10px;background:var(--bg,#fff);overflow-y:auto;max-height:300px;}
.pdf-tr-label{font-size:9px;font-weight:600;color:var(--text-sec);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;}
.pdf-tr-text{font-size:11px;line-height:1.6;color:var(--text);white-space:pre-wrap;word-break:break-word;}

.pdf-bb-ai{flex:1;display:flex;align-items:center;gap:6px;padding:0 10px;}
.pdf-bb-ai-icon{color:var(--accent);display:flex;}
.pdf-bb-ai-icon svg{width:15px;height:15px;}
.pdf-bb-ai-input{flex:1;background:#444;border:1px solid #555;color:#eee;border-radius:4px;padding:4px 10px;font-size:11px;outline:none;}
.pdf-bb-ai-input::placeholder{color:#777;}
.pdf-bb-ai-input.pdf-ai-active{border-color:var(--accent);background:#1a2744;color:#fff;}
.pdf-bb-ai-input.pdf-ai-active::placeholder{color:rgba(96,165,250,.7);}
.pdf-bb-ai-input.pdf-ai-active:focus{box-shadow:0 0 0 2px rgba(59,130,246,.3);}

/* Toggle tabs Original/Traducido */
.pdf-tb-toggle{display:flex;gap:1px;background:#444;border-radius:4px;overflow:hidden;margin:0 6px;}
.pdf-tb-tab{border:none;background:#333;color:#999;padding:3px 10px;font-size:9px;cursor:pointer;transition:all .1s;white-space:nowrap;}
.pdf-tb-tab:hover{color:#ddd;}
.pdf-tb-tab.active{background:var(--accent);color:#fff;}

/* Edit view (replaces viewer when showing AI text) */
.pdf-edit-view{flex:1 1 0;display:flex;flex-direction:column;overflow:hidden;min-height:0;background:#fff;}
.pdf-ev-content{flex:1;overflow-y:auto;padding:40px 50px;font-size:14px;line-height:1.8;color:#1a1a1a;font-family:Georgia,'Times New Roman',serif;outline:none;}
.pdf-ev-content:focus{box-shadow:inset 0 0 0 2px rgba(59,130,246,.1);}
.pdf-ev-actions{flex-shrink:0;display:flex;gap:6px;padding:8px 12px;border-top:1px solid #e5e5e5;background:#fafafa;}
.pdf-bb-ai-input:focus{border-color:var(--accent);}
.pdf-bb-ai-send{background:var(--accent);color:#fff;border-color:var(--accent);padding:3px 8px;}

/* Signature popup */
.pdf-sign-popup{position:absolute;bottom:50px;left:50%;transform:translateX(-50%);background:var(--bg,#fff);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 30px rgba(0,0,0,.25);z-index:30;padding:0;overflow:hidden;width:420px;}
.pdf-sign-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--border);font-size:12px;font-weight:600;}
.pdf-sign-tabs{display:flex;border-bottom:1px solid var(--border);}
.pdf-sign-tab{flex:1;border:none;background:none;padding:6px;font-size:10px;cursor:pointer;color:var(--text-sec);transition:all .1s;}
.pdf-sign-tab:hover{background:rgba(0,0,0,.03);}
.pdf-sign-tab.active{color:var(--accent);border-bottom:2px solid var(--accent);font-weight:600;}
.pdf-sign-pad{display:block;background:#fafafa;cursor:crosshair;width:100%;height:150px;}
.pdf-sign-upload-zone{display:flex;align-items:center;justify-content:center;gap:6px;padding:20px;cursor:pointer;color:var(--text-sec);font-size:11px;border:2px dashed var(--border);margin:8px;border-radius:6px;transition:all .15s;}
.pdf-sign-upload-zone:hover{border-color:var(--accent);color:var(--accent);}
.pdf-sign-upload-zone svg{width:16px;height:16px;}
.pdf-sign-preview{max-width:90%;max-height:120px;margin:8px auto;display:block;border-radius:4px;border:1px solid var(--border);}
#sign-upload-area{flex-direction:column;align-items:center;min-height:150px;}
.pdf-sign-actions{display:flex;gap:6px;padding:8px 12px;justify-content:flex-end;}

/* AI Popup */
.pdf-ai-popup{position:fixed;bottom:50px;right:20px;width:380px;max-height:420px;background:var(--bg,#fff);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 30px rgba(0,0,0,.2);z-index:100;display:flex;flex-direction:column;overflow:hidden;}
.pdf-aip-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--border);font-size:12px;font-weight:600;color:var(--text);}
.pdf-aip-head span{display:flex;align-items:center;gap:4px;}
.pdf-aip-q{padding:8px 12px;font-size:11px;color:var(--accent);background:rgba(59,130,246,.04);border-bottom:1px solid var(--border);}
.pdf-aip-a{padding:10px 12px;font-size:11px;line-height:1.6;color:var(--text);overflow-y:auto;flex:1;}
.pdf-aip-a strong{font-weight:600;}
.pdf-aip-foot{padding:6px 12px;border-top:1px solid var(--border);display:flex;gap:4px;}

/* Empty */
.pdf-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#999;padding:24px;}
.pdf-empty-icon{opacity:.3;}
.pdf-empty-text{font-size:12px;}

/* ── Right bar (slim) + expandable thumbs ── */
.pdf-right{display:flex;border-left:1px solid #444;overflow:hidden;}
.pdf-right-bar{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 3px;background:#2b2b2b;width:34px;flex-shrink:0;}
.pdf-rb-pg{display:flex;flex-direction:column;align-items:center;gap:1px;margin-bottom:2px;}
.pdf-rb-in{width:24px;text-align:center;font-size:9px;padding:2px;background:#444;color:#eee;border:1px solid #555;border-radius:3px;}
.pdf-rb-tot{font-size:8px;color:#777;}
.pdf-rb-btn{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border:none;background:none;color:#aaa;cursor:pointer;border-radius:4px;font-size:13px;transition:all .1s;}
.pdf-rb-btn:hover{background:#444;color:#fff;}
.pdf-rb-btn svg{width:13px;height:13px;}
.pdf-rb-sep{width:18px;height:1px;background:#444;margin:2px 0;}
.pdf-right-thumbs{width:80px;display:flex;flex-direction:column;overflow-y:auto;padding:5px 3px;gap:4px;align-items:center;background:#3a3a3a;}
.pdf-th{cursor:pointer;border:2px solid transparent;border-radius:2px;transition:border-color .1s;position:relative;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);}
.pdf-th:hover{border-color:#888;}
.pdf-th.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);}
.pdf-th-c{display:block;width:100%;height:auto;}
.pdf-th-n{position:absolute;bottom:1px;right:2px;font-size:7px;color:#fff;background:rgba(0,0,0,.6);padding:0 2px;border-radius:2px;}

/* ── Tool Panel ── */
.pdf-tool-panel{width:250px;min-width:250px;border-left:1px solid var(--border);display:flex;flex-direction:column;background:var(--bg);overflow:hidden;}
.pdf-tp-head{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;border-bottom:1px solid var(--border);flex-shrink:0;}
.pdf-tp-head h4{margin:0;font-size:12px;font-weight:600;color:var(--text);}
.pdf-tp-body{flex:1;overflow-y:auto;padding:10px;}
.pdf-panel-tools{display:flex;flex-direction:column;gap:4px;}
.pdf-tool-btn{font-size:10px;padding:6px 10px;display:flex;align-items:center;gap:5px;border:1px solid var(--border);border-radius:4px;background:var(--bg);color:var(--text-sec);cursor:pointer;width:100%;text-align:left;transition:all .1s;}
.pdf-tool-btn:hover:not(:disabled){background:var(--hover);color:var(--text);}
.pdf-tool-btn:disabled{opacity:.5;cursor:default;}
.pdf-panel-note{margin-top:10px;font-size:9px;color:var(--text-ter);line-height:1.4;padding:5px;background:rgba(0,0,0,.02);border-radius:3px;}

/* Split */
.pdf-split-act{display:flex;gap:3px;margin-bottom:6px;}
.pdf-split-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(50px,1fr));gap:3px;max-height:280px;overflow-y:auto;}
.pdf-sp-item{border:1.5px solid var(--border);border-radius:2px;cursor:pointer;text-align:center;background:#fff;overflow:hidden;}
.pdf-sp-item:hover{border-color:var(--accent);}
.pdf-sp-c{width:100%;height:auto;display:block;}
.pdf-sp-ck{padding:1px;font-size:8px;display:flex;align-items:center;gap:2px;justify-content:center;}
.pdf-sp-ck input{margin:0;width:11px;height:11px;}

/* Merge */
.pdf-merge-cur{display:flex;align-items:center;gap:4px;padding:5px 8px;border:1px solid var(--border);border-radius:3px;font-size:10px;margin-bottom:5px;background:rgba(59,130,246,.03);}
.pdf-merge-list{display:flex;flex-direction:column;gap:3px;margin-bottom:5px;}
.pdf-merge-item{display:flex;align-items:center;gap:4px;padding:4px 8px;border:1px solid var(--border);border-radius:3px;font-size:10px;}
.pdf-merge-rm{cursor:pointer;margin-left:auto;color:var(--text-ter);font-style:normal;}.pdf-merge-rm:hover{color:#dc2626;}

/* Compress */
.pdf-cmp-opt{display:flex;align-items:center;gap:5px;padding:5px 8px;border:1px solid var(--border);border-radius:3px;font-size:10px;cursor:pointer;margin-bottom:3px;}
.pdf-cmp-opt:hover{background:var(--hover);}
.pdf-cmp-opt input{margin:0;}

/* OCR */
.pdf-bar-wrap{width:100%;height:3px;background:var(--border);border-radius:2px;overflow:hidden;margin-bottom:3px;}
.pdf-bar{height:100%;background:var(--accent);border-radius:2px;width:0;transition:width .3s;}
.pdf-ocr-text{max-height:200px;overflow-y:auto;font-size:9px;line-height:1.5;background:#f9fafb;border:1px solid var(--border);border-radius:3px;padding:6px;white-space:pre-wrap;word-break:break-word;margin-top:4px;}
.pdf-ocr-act{display:flex;align-items:center;gap:4px;margin-bottom:4px;}
.pdf-ocr-empty{font-size:10px;color:var(--text-ter);padding:8px;text-align:center;}

/* eSign */
.pdf-esign-sec{margin-bottom:10px;}
.pdf-esign-sec h5{margin:0 0 5px;font-size:9px;font-weight:600;color:var(--text-sec);text-transform:uppercase;letter-spacing:.5px;}

/* ── Sidebar PDF list (injected into K-Suite sidebar) ── */
.pdf-sb-list{max-height:200px;overflow-y:auto;border-bottom:1px solid var(--border-light,rgba(0,0,0,.06));margin-bottom:4px;}
.pdf-sb-upload{padding:3px 10px;}
.pdf-sb-drop{display:flex;align-items:center;gap:4px;padding:5px 8px;border:1.5px dashed var(--border);border-radius:4px;cursor:pointer;transition:all .15s;color:var(--text-sec);font-size:10px;justify-content:center;}
.pdf-sb-drop:hover,.pdf-sb-drop.dragover{border-color:var(--accent);color:var(--accent);}
.pdf-sb-drop svg{width:12px;height:12px;}
.pdf-sb-search{padding:2px 10px;}
.pdf-sb-docs{max-height:160px;overflow-y:auto;}
.pdf-sb-item{display:flex;align-items:center;gap:4px;padding:4px 10px;cursor:pointer;font-size:10px;color:var(--text-sec);transition:background .1s;white-space:nowrap;overflow:hidden;}
.pdf-sb-item:hover{background:var(--hover);color:var(--text);}
.pdf-sb-item.active{color:var(--accent);font-weight:500;}
.pdf-sb-item span{overflow:hidden;text-overflow:ellipsis;flex:1;}
.pdf-sb-item svg{flex-shrink:0;width:12px;height:12px;}
.pdf-sb-del{opacity:0;color:var(--text-ter);cursor:pointer;font-style:normal;font-size:10px;margin-left:auto;flex-shrink:0;}
.pdf-sb-item:hover .pdf-sb-del{opacity:1;}
.pdf-sb-del:hover{color:#dc2626;}
.pdf-sb-empty{padding:8px 10px;font-size:9px;color:var(--text-ter);text-align:center;}

/* eSign sub-items in sidebar */
.pdf-sb-esign{padding:2px 0;border-bottom:1px solid var(--border-light,rgba(0,0,0,.06));}
.pdf-sb-esign-item{display:flex;align-items:center;gap:5px;padding:5px 10px 5px 24px;cursor:pointer;font-size:10px;color:var(--text-sec);transition:background .1s;}
.pdf-sb-esign-item:hover{background:var(--hover);color:var(--text);}
.pdf-sb-esign-item svg{width:12px;height:12px;flex-shrink:0;}
.pdf-sb-esign-item span{flex:1;}
.pdf-sb-esign-multi{color:var(--accent);font-weight:500;}
.pdf-sb-esign-multi:hover{color:var(--accent);}

/* Spinner */
@keyframes pdf-spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.pdf-spin{animation:pdf-spin .8s linear infinite;}

/* Scrollbars */
.pdf-viewer::-webkit-scrollbar,.pdf-sb-docs::-webkit-scrollbar,.pdf-right-thumbs::-webkit-scrollbar{width:4px;}
.pdf-viewer::-webkit-scrollbar-thumb,.pdf-right-thumbs::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:2px;}
.pdf-sb-docs::-webkit-scrollbar-thumb,.pdf-tp-body::-webkit-scrollbar-thumb{background:rgba(0,0,0,.1);border-radius:2px;}
.pdf-tp-body::-webkit-scrollbar{width:4px;}