:root{--bg:#f5f7fb;--card:#fff;--text:#101828;--muted:#667085;--line:#e4e7ec;--border:#e4e7ec;--blue:#2167ff;--blue2:#174ec7;--ok:#087443;--bad:#b42318;--warn:#b54708;--soft:#eef4ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#eaf1ff,transparent 34%),var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text)}a{color:var(--blue);text-decoration:none}.shell{width:min(1180px,100%);margin:0 auto;padding:28px}.signShell{width:min(760px,100%)}.card{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:26px;padding:28px;box-shadow:0 20px 70px rgba(16,24,40,.08);margin-bottom:20px}.narrow{max-width:480px}.hero{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.toplinks{display:flex;gap:14px;white-space:nowrap}.eyebrow{margin:0 0 8px;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:12px}h1{font-size:clamp(32px,5vw,56px);line-height:1;margin:0 0 12px;letter-spacing:-.04em}h2{margin:0 0 14px;font-size:23px}.muted{color:var(--muted);line-height:1.55}.form{display:grid;gap:14px}.form label,.typedName{display:grid;gap:7px;font-weight:700}.form input,.form textarea,.copyrow input,.typedName input{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;background:#fff;font:inherit}.form textarea{resize:vertical}.primary,.secondaryBtn,.ghost{border:0;border-radius:14px;padding:13px 18px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}.primary{background:var(--blue);color:#fff}.primary:hover{background:var(--blue2)}.primary:disabled{opacity:.45;cursor:not-allowed}.secondaryBtn{background:var(--soft);color:var(--blue)}.ghost{background:#fff;border:1px solid var(--line);color:var(--text)}.small{padding:8px 11px}.big{width:100%;margin-top:16px;font-size:17px;padding:17px 20px}.message{min-height:22px;font-weight:700}.message.error{color:var(--bad)}.message.success{color:var(--ok)}.hidden{display:none!important}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.row{display:flex;gap:12px;align-items:center}.between{justify-content:space-between}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stats div{background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:16px}.stats b{font-size:32px;display:block}.stats span{font-size:13px;color:var(--muted);font-weight:700}.warning{background:#fff4e5;border:1px solid #fedf89;color:var(--warn);border-radius:16px;padding:12px;margin-top:14px}.successBox{background:#ecfdf3;border:1px solid #abefc6;color:#067647;border-radius:18px;padding:14px;margin-top:16px}.copyrow{display:flex;gap:8px;margin-top:10px}.copyrow button{border:0;background:var(--text);color:#fff;border-radius:12px;padding:0 16px;font-weight:800}.tableWrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--line);padding:13px 10px;vertical-align:top;font-size:14px}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}.badge{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.pending{background:#eff8ff;color:#175cd3}.signed{background:#ecfdf3;color:#067647}.expired{background:#f2f4f7;color:#475467}.actionsCell{display:flex;gap:8px;flex-wrap:wrap}.actionsCell a,.actionsCell button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;font-weight:800;color:var(--text);font-size:12px;cursor:pointer}.audit{list-style:none;padding:0;margin:0;display:grid;gap:8px}.audit li{background:#f8fafc;border:1px solid var(--line);padding:11px 12px;border-radius:14px;font-size:13px}.steps{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.steps span{background:var(--soft);color:var(--blue);border-radius:999px;padding:8px 12px;font-weight:800}.docbox{border:1px solid var(--line);background:#f8fafc;border-radius:18px;padding:15px;display:flex;align-items:center;justify-content:space-between;gap:14px;margin:18px 0}.docbox small{display:block;color:var(--muted);font-size:11px;margin-top:4px;word-break:break-all}.signatureArea{margin-top:16px}.signatureArea label{font-weight:800}canvas{width:100%;height:230px;background:#fff;border:2px solid var(--line);border-radius:18px;touch-action:none;margin-top:8px}.check{display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-weight:700;line-height:1.45}.check input{margin-top:4px}.mini{color:var(--muted);font-size:13px;line-height:1.5}.legalDoc{line-height:1.65}.legalDoc h1{font-size:38px}.legalDoc h2{margin-top:28px}.legalDoc ul{padding-left:20px}@media(max-width:780px){.shell{padding:16px}.hero,.grid2,.docbox{display:block}.card{padding:22px;border-radius:22px}.toplinks{margin-top:16px}.copyrow{flex-direction:column}.stats{grid-template-columns:1fr}canvas{height:200px}.actionsCell{min-width:220px}}

/* Preparación visual de firmas */
.small{font-size:13px}.wrap{flex-wrap:wrap}.mini{padding:8px 10px;font-size:13px}.placementPanel{border:1px solid var(--border);border-radius:18px;padding:14px;background:#fbfdff}.pageTools{display:flex;align-items:center;gap:8px}.toolSwitch{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.toolSwitch .active{background:var(--blue);color:#fff}.pdfCanvasWrap{position:relative;overflow:auto;background:#eef2f7;border:1px solid var(--border);border-radius:16px;padding:12px;max-height:640px;text-align:center}.pdfCanvasWrap canvas{display:block;margin:0 auto;border-radius:8px;box-shadow:0 8px 28px rgba(15,23,42,.12);cursor:crosshair;background:#fff}.signatureMarker{position:absolute;display:flex;align-items:center;justify-content:center;border:2px solid;font-weight:800;font-size:12px;border-radius:10px;pointer-events:none;box-shadow:0 8px 20px rgba(0,0,0,.12);background:rgba(255,255,255,.78)}.signatureMarker.client{border-color:#1f6fff;color:#1f6fff}.signatureMarker.admin{border-color:#147a3d;color:#147a3d}.adminSignBox{border:1px solid var(--border);border-radius:18px;padding:14px;background:#fff}.checkline{display:flex!important;gap:10px;align-items:center}.checkline input{width:auto!important}.miniSignature{width:100%;height:150px;border:2px solid var(--border);border-radius:16px;background:#fff;touch-action:none;margin-top:10px}


/* Firma por dibujo o archivo */
.signatureChoice{display:flex;gap:14px;flex-wrap:wrap;margin:10px 0 12px}
.signaturePreview{border:1px solid var(--line);border-radius:16px;background:#fff;padding:12px;margin-top:10px;min-height:90px;display:flex;align-items:center;justify-content:center}
.signaturePreview img{max-width:100%;max-height:140px;object-fit:contain}
.emailBox{border:1px solid var(--line);border-radius:18px;padding:14px;background:#fbfdff;display:grid;gap:12px}
#clientUploadPanel label,#adminUploadPanel label{display:grid;gap:7px;font-weight:800}
#clientUploadPanel input,#adminUploadPanel input{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;background:#fff;font:inherit}

.smtpBox{margin-top:14px;border:1px solid var(--line);border-radius:16px;padding:14px;background:#fbfdff}.smtpBox input{flex:1;min-width:190px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;font:inherit}.successText{color:var(--ok)!important}.errorText{color:var(--bad)!important}

.emailDebugPanel{
  margin-top:18px;
  padding:16px;
  border:1px solid #dbeafe;
  border-radius:18px;
  background:#f8fbff;
}
.debugPre{
  white-space:pre-wrap;
  overflow:auto;
  max-height:220px;
  margin:12px 0;
  padding:12px;
  border-radius:12px;
  background:#0f172a;
  color:#e5e7eb;
  font-size:12px;
  line-height:1.45;
}
.debugDiagnosis{
  padding:10px 12px;
  border-radius:12px;
  background:#fff7ed;
  border:1px solid #fed7aa;
  color:#7c2d12;
}
.debugEvents{
  list-style:none;
  padding:0;
  margin:12px 0 0;
  display:grid;
  gap:8px;
  max-height:360px;
  overflow:auto;
}
.debugEvents li{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid #e5e7eb;
  background:white;
}
.debugEvents li.ok{border-color:#bbf7d0;background:#f0fdf4;}
.debugEvents li.fail{border-color:#fecaca;background:#fef2f2;}
.debugEvents small{word-break:break-word;line-height:1.45;}

/* v1.5: pestañas admin y debug separado */
.adminTabs{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px;position:sticky;top:0;z-index:5;padding:8px 0;background:linear-gradient(180deg,rgba(245,247,251,.98),rgba(245,247,251,.88))}
.tabBtn{border:1px solid var(--line);background:#fff;color:var(--text);border-radius:999px;padding:11px 16px;font-weight:900;cursor:pointer;box-shadow:0 8px 24px rgba(16,24,40,.05)}
.tabBtn.active{background:var(--blue);border-color:var(--blue);color:#fff}
.adminView.hidden{display:none!important}
#debugView .emailDebugPanel{max-width:980px;margin:0 auto 20px}
#contractsView{display:block}