:root{
  --caf-bg:#0d1117;
  --caf-panel:#12181f;
  --caf-panel-2:#161e26;
  --caf-border:#2a343d;
  --caf-text:#eef2f5;
  --caf-muted:#8b98a3;
  --caf-accent:#2f7bff;
  --caf-accent-2:#1e5fd6;
  --caf-danger:#ff5d5d;
  --caf-ok:#3ecf8e;
}
.caf-wrap{
  max-width:980px;
  margin:0 auto;
  font-family:'Segoe UI', Arial, sans-serif;
  color:var(--caf-text);
  box-sizing:border-box;
}
.caf-wrap *, .caf-wrap *::before, .caf-wrap *::after{box-sizing:border-box;}

.caf-header{text-align:center;margin-bottom:22px;}
.caf-header h1{font-size:22px;letter-spacing:0.5px;margin:0 0 6px;color:var(--caf-text);}
.caf-header p{color:var(--caf-muted);margin:0;font-size:13px;}

.caf-stepper{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:26px;flex-wrap:wrap;}
.caf-step-node{display:flex;align-items:center;gap:8px;}
.caf-step-circle{
  width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:13px;
  border:2px solid var(--caf-border);
  background:var(--caf-panel);
  color:var(--caf-muted);
  transition:all .25s ease;
}
.caf-step-label{font-size:12px;color:var(--caf-muted);white-space:nowrap;}
.caf-step-node.caf-active .caf-step-circle{
  border-color:var(--caf-accent);background:var(--caf-accent);color:#fff;
  box-shadow:0 0 0 4px rgba(47,123,255,0.18);
}
.caf-step-node.caf-active .caf-step-label{color:var(--caf-text);font-weight:600;}
.caf-step-node.caf-done .caf-step-circle{border-color:var(--caf-ok);background:var(--caf-ok);color:#052b1c;}
.caf-step-line{width:46px;height:2px;background:var(--caf-border);margin:0 2px;}
.caf-step-line.caf-done{background:var(--caf-ok);}

.caf-card{
  background:linear-gradient(180deg, var(--caf-panel) 0%, var(--caf-panel-2) 100%);
  border:1px solid var(--caf-border);
  border-radius:14px;
  padding:26px 26px 30px;
  box-shadow:0 10px 30px rgba(0,0,0,0.35);
}
.caf-section{display:none;}
.caf-section.caf-active{display:block;animation:cafFadeIn .25s ease;}
@keyframes cafFadeIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

.caf-title{text-align:center;font-size:17px;letter-spacing:1px;margin:0 0 22px;color:var(--caf-text);text-transform:uppercase;}
.caf-subtitle{
  font-size:14px;letter-spacing:1px;color:var(--caf-accent);text-transform:uppercase;
  margin:22px 0 12px;border-bottom:1px dashed var(--caf-border);padding-bottom:8px;
}
.caf-subtitle.caf-first{margin-top:0;}

.caf-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:16px 18px;}
.caf-grid.caf-cols-4{grid-template-columns:repeat(4,1fr);}
.caf-field{display:flex;flex-direction:column;gap:6px;}
.caf-field.caf-full{grid-column:1 / -1;}
.caf-field label{font-size:13px;color:var(--caf-text);}
.caf-field label .caf-req{color:var(--caf-danger);margin-left:2px;}

.caf-wrap input[type=text], .caf-wrap input[type=number], .caf-wrap input[type=email],
.caf-wrap input[type=date], .caf-wrap select, .caf-wrap textarea{
  background:#0f151b !important;
  border:1px solid var(--caf-border) !important;
  color:var(--caf-text) !important;
  padding:10px 12px !important;
  border-radius:8px !important;
  font-size:13.5px !important;
  outline:none !important;
  width:100% !important;
  box-shadow:none;
  transition:border-color .15s ease, box-shadow .15s ease;
  font-family:inherit !important;
  -webkit-appearance:none;
  appearance:none;
}
.caf-wrap input::placeholder, .caf-wrap textarea::placeholder{color:#5b6672 !important;opacity:1 !important;}
.caf-wrap input:focus, .caf-wrap select:focus, .caf-wrap textarea:focus{
  border-color:var(--caf-accent) !important;
  box-shadow:0 0 0 3px rgba(47,123,255,0.15) !important;
  color:var(--caf-text) !important;
  background:#0f151b !important;
}
/* Chrome/Safari autofill forces its own black-on-white styling — override it */
.caf-wrap input:-webkit-autofill,
.caf-wrap input:-webkit-autofill:hover,
.caf-wrap input:-webkit-autofill:focus{
  -webkit-text-fill-color:var(--caf-text) !important;
  -webkit-box-shadow:0 0 0px 1000px #0f151b inset !important;
  box-shadow:0 0 0px 1000px #0f151b inset !important;
  caret-color:var(--caf-text);
  transition:background-color 9999s ease-in-out 0s;
}
.caf-wrap select option{background:#0f151b;color:var(--caf-text);}
.caf-wrap input:disabled{opacity:.5 !important;cursor:not-allowed;}
.caf-wrap select{
  appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%238b98a3' stroke-width='2'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat:no-repeat;background-position:right 10px center;padding-right:32px;
}
.caf-radio-row{display:flex;gap:18px;align-items:center;height:38px;}
.caf-radio-row label{display:flex;align-items:center;gap:6px;font-size:13.5px;cursor:pointer;color:var(--caf-text);}
.caf-radio-row input{width:auto;}
.caf-check-row{display:flex;align-items:center;gap:8px;height:38px;}
.caf-check-row input{width:auto;}
.caf-check-row label{font-size:13.5px;color:var(--caf-text);}

.caf-file-field{
  display:flex;align-items:center;gap:10px;
  background:#0f151b;border:1px solid var(--caf-border);border-radius:8px;padding:8px 10px;
}
.caf-file-field label.caf-btn{
  background:#e8eaed;color:#111;padding:7px 12px;border-radius:6px;
  font-size:12.5px;font-weight:600;cursor:pointer;white-space:nowrap;
}
.caf-file-field .caf-fname{font-size:12.5px;color:var(--caf-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.caf-file-field input[type=file]{display:none;}

.caf-error-msg{font-size:11.5px;color:var(--caf-danger);display:none;}
.caf-field.caf-invalid input, .caf-field.caf-invalid select{
  border-color:var(--caf-danger);box-shadow:0 0 0 3px rgba(255,93,93,0.15);
}
.caf-field.caf-invalid .caf-error-msg{display:block;}

.caf-nav-buttons{display:flex;justify-content:space-between;margin-top:28px;align-items:center;}
.caf-btn-nav{
  padding:11px 22px;border-radius:8px;border:1px solid var(--caf-border) !important;
  background:#1a222a !important;color:var(--caf-text) !important;font-size:13.5px;font-weight:600;
  cursor:pointer;transition:all .15s ease;
}
.caf-btn-nav:hover{background:#212b34 !important;}
.caf-btn-primary{background:linear-gradient(180deg, var(--caf-accent), var(--caf-accent-2)) !important;border:none !important;color:#fff !important;}
.caf-btn-primary:hover{filter:brightness(1.08);}
.caf-btn-primary:disabled{opacity:.5;cursor:not-allowed;}
.caf-spacer{flex:1;}
.caf-submitting-msg{font-size:12.5px;color:var(--caf-muted);}

.caf-challan-wrap{display:none;}
.caf-challan-wrap.caf-active{display:block;animation:cafFadeIn .3s ease;}
.caf-challan{background:#fff;color:#111;border-radius:10px;overflow:hidden;font-family:'Segoe UI', Arial, sans-serif;}
.caf-challan-head{background:#12181f;color:#fff;padding:18px 26px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;}
.caf-challan-head h2{margin:0;font-size:18px;letter-spacing:.5px;}
.caf-challan-head .caf-meta{font-size:11.5px;color:#b7c0c8;text-align:right;}
.caf-challan-body{padding:22px 26px;}
.caf-challan-photo-row{display:flex;gap:20px;align-items:flex-start;margin-bottom:14px;}
.caf-challan-photo{
  width:96px;height:110px;border:1px solid #d5d9dd;border-radius:6px;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  background:#f3f4f6;color:#98a0a8;font-size:11px;flex-shrink:0;
}
.caf-challan-photo img{width:100%;height:100%;object-fit:cover;}
.caf-challan-name-block h3{margin:0 0 4px;font-size:19px;}
.caf-role-badge{display:inline-block;background:#e7f0ff;color:#1e5fd6;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:700;letter-spacing:.4px;}
.caf-challan-sub{font-size:12.5px;color:#5f6a73;margin-top:6px;}
.caf-challan-table{width:100%;border-collapse:collapse;margin-top:6px;}
.caf-challan-table td{padding:6px 4px;font-size:12.8px;vertical-align:top;border-bottom:1px solid #edf0f2;}
.caf-challan-table td.caf-k{color:#6b7580;width:38%;}
.caf-challan-table td.caf-v{font-weight:600;color:#181c20;}
.caf-challan-section-title{
  margin:20px 0 6px;font-size:12.5px;letter-spacing:1px;text-transform:uppercase;
  color:#1e5fd6;font-weight:700;border-bottom:2px solid #1e5fd6;display:inline-block;padding-bottom:3px;
}
.caf-challan-footer{
  display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:14px;
  padding:18px 26px 22px;border-top:1px dashed #d5d9dd;margin-top:10px;
}
.caf-challan-id{font-size:11px;color:#8a929a;max-width:60%;}
.caf-sign-box{text-align:center;font-size:11px;color:#5f6a73;}
.caf-sign-line{width:150px;border-top:1px solid #999;margin-bottom:4px;}
.caf-challan-actions{display:flex;gap:12px;justify-content:center;margin-top:22px;flex-wrap:wrap;}

.caf-modal-overlay{
  display:none;position:fixed;inset:0;background:rgba(6,9,13,0.65) !important;
  align-items:center;justify-content:center;z-index:99999;padding:20px;
}
.caf-modal-overlay.caf-active{display:flex;}
.caf-modal-box{
  background:linear-gradient(180deg, var(--caf-panel) 0%, var(--caf-panel-2) 100%) !important;
  border:1px solid var(--caf-border) !important;border-radius:14px;padding:32px 28px 26px;
  max-width:380px;width:100%;text-align:center;box-shadow:0 20px 50px rgba(0,0,0,0.5);
  animation:cafFadeIn .2s ease;
}
.caf-modal-icon{
  width:52px;height:52px;border-radius:50%;background:rgba(62,207,142,0.15) !important;color:var(--caf-ok) !important;
  font-size:26px;font-weight:700;display:flex;align-items:center;justify-content:center;
  margin:0 auto 16px;border:2px solid var(--caf-ok) !important;
}
.caf-modal-icon.caf-error{background:rgba(255,93,93,0.15) !important;color:var(--caf-danger) !important;border-color:var(--caf-danger) !important;}
.caf-modal-text{font-size:14px;line-height:1.6;color:var(--caf-text) !important;margin:0 0 22px;}
.caf-modal-box .caf-btn-nav{width:100% !important;}

@media (max-width:760px){
  .caf-grid, .caf-grid.caf-cols-4{grid-template-columns:1fr;}
  .caf-step-label{display:none;}
  .caf-card{padding:18px;}
  .caf-challan-photo-row{flex-direction:column;align-items:center;text-align:center;}
}

@media print{
  body.caf-printing > *:not(.caf-print-target){visibility:hidden;}
}

/* ---------------- Payment Challan ---------------- */
.caf-pchallan-wrap{display:none;background:rgba(0,0,0,.55);position:fixed;inset:0;z-index:9999;overflow:auto;padding:30px 16px;}
.caf-pchallan-wrap.caf-active{display:block;}
.caf-pchallan-grid{
  display:grid;
  grid-template-columns:repeat(var(--caf-pchallan-cols,4),1fr);
  gap:0;
  max-width:1200px;
  margin:0 auto;
  background:#fff;
  border:1px solid #000;
  font-family:Arial,Helvetica,sans-serif;
  color:#111;
}
.caf-pchallan-copy{
  padding:12px 10px;
  border-right:1px dashed #000;
  font-size:11px;
  line-height:1.45;
}
.caf-pchallan-logo{text-align:center;margin-bottom:6px;}
.caf-pchallan-logo img{max-height:44px;max-width:100%;object-fit:contain;}
.caf-pchallan-copy:last-child{border-right:none;}
.caf-pchallan-topline{font-size:10px;text-align:center;margin-bottom:6px;}
.caf-pchallan-account{text-align:center;margin-bottom:8px;}
.caf-pchallan-meta-row{display:flex;justify-content:space-between;font-size:10.5px;margin-bottom:2px;}
.caf-pchallan-valid{color:#c00;font-weight:700;font-size:10.5px;margin-bottom:8px;}
.caf-pchallan-band{background:#000;color:#fff;text-align:center;font-weight:700;letter-spacing:.5px;padding:5px 0;margin-bottom:8px;font-size:12px;}
.caf-pchallan-fields div{margin-bottom:3px;}
.caf-pchallan-fields span{font-weight:700;}
.caf-pchallan-table{width:100%;border-collapse:collapse;margin:8px 0;}
.caf-pchallan-table th,.caf-pchallan-table td{border:1px solid #000;padding:4px 5px;font-size:10.5px;text-align:left;}
.caf-pchallan-words{font-size:10px;margin-bottom:8px;}
.caf-pchallan-note{font-size:9px;color:#222;border-top:1px solid #999;padding-top:6px;margin-bottom:8px;}
.caf-pchallan-copylabel{text-align:right;font-weight:700;font-size:10.5px;}
.caf-pchallan-actions{display:flex;gap:12px;justify-content:center;margin:20px auto 0;max-width:1200px;}

@media (max-width:900px){
  .caf-pchallan-grid{grid-template-columns:1fr;}
  .caf-pchallan-copy{border-right:none;border-bottom:1px dashed #000;}
  .caf-pchallan-copy:last-child{border-bottom:none;}
}

@media print{
  .caf-no-print{display:none !important;}
  .caf-pchallan-wrap{position:static;background:#fff;padding:0;}
  .caf-pchallan-grid{border:none;max-width:none;}
}