/* NAC_PRODUCTION_POLISH_V7: additive production UI polish for Study portal. */
.nac-choice-card,
.nac-channel,
.nac-payment-methods label,
.nac-support-page .form-check,
.nac-support-page .nac-channel,
.nac-support-page .nac-payment-methods label{
  position:relative;
  border:1px solid rgba(15,23,42,.10)!important;
  border-radius:20px!important;
  background:linear-gradient(180deg,#ffffff 0%,#f8fbff 100%)!important;
  box-shadow:0 16px 42px rgba(15,23,42,.08)!important;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.nac-choice-card:hover,
.nac-channel:hover,
.nac-payment-methods label:hover,
.nac-support-page .form-check:hover{
  transform:translateY(-2px);
  border-color:rgba(17,85,217,.35)!important;
  box-shadow:0 22px 54px rgba(17,85,217,.13)!important;
}
.nac-payment-methods label:has(input:checked),
.nac-support-page .form-check:has(input:checked){
  border-color:#1155d9!important;
  background:linear-gradient(135deg,#eef5ff 0%,#ffffff 70%)!important;
  box-shadow:0 24px 56px rgba(17,85,217,.18)!important;
}
.nac-support-page input[type="radio"],
.nac-support-page input[type="checkbox"]{
  inline-size:18px;
  block-size:18px;
  accent-color:#1155d9;
}
.nac-support-page input[type="file"],
main input[type="file"]{
  width:100%;
  border:1px solid #d8e2f0;
  border-radius:18px;
  background:#fff;
  padding:10px;
  box-shadow:0 10px 28px rgba(15,23,42,.05);
}
.nac-support-page button[type="submit"],
main button[type="submit"].nac-submit,
main .btn-primary,
main .btn-success{
  border:0!important;
  border-radius:16px!important;
  font-weight:950!important;
  letter-spacing:-.01em;
  box-shadow:0 18px 38px rgba(17,85,217,.18)!important;
}
.nac-currency-approx{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-left:8px;
  padding:4px 9px;
  border-radius:999px;
  background:#eef6ff;
  color:#164e9d;
  border:1px solid #cfe3ff;
  font-size:.82em;
  font-weight:850;
  vertical-align:middle;
  white-space:nowrap;
}
.nac-currency-widget{
  position:fixed;
  right:22px;
  bottom:96px;
  z-index:1038;
  width:min(340px,calc(100vw - 28px));
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(18px);
  border:1px solid rgba(17,85,217,.18);
  border-radius:22px;
  box-shadow:0 24px 70px rgba(15,23,42,.22);
  overflow:hidden;
  font-family:Inter,Arial,sans-serif;
}
.nac-currency-widget.collapsed .nac-currency-widget-body{display:none;}
.nac-currency-widget-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;background:linear-gradient(135deg,#071b3a,#1155d9);color:#fff;font-weight:950;}
.nac-currency-widget-head button{border:0;background:rgba(255,255,255,.16);color:#fff;border-radius:999px;padding:5px 9px;font-weight:900;}
.nac-currency-widget-body{padding:14px;display:grid;gap:10px;}
.nac-currency-widget label{font-size:12px;color:#475569;font-weight:850;margin:0;}
.nac-currency-widget input,.nac-currency-widget select{width:100%;border:1px solid #d8e2f0;border-radius:13px;padding:9px 10px;}
.nac-currency-result{background:#f8fbff;border:1px solid #e4edf8;border-radius:14px;padding:10px;font-weight:850;color:#0f172a;line-height:1.55;}
.nac-budget-currency-note{margin-top:8px;color:#475569;font-size:.9rem;line-height:1.45;}
.nac-budget-currency-note strong{color:#0f172a;}
@media(max-width:760px){.nac-currency-widget{right:14px;bottom:86px}.nac-currency-approx{display:inline-flex;margin-left:0;margin-top:6px}}