/* Student Results – Google Sheets */
.ngm-srg{--ngm-primary:#1d4ed8;--ngm-accent:#0f172a;--ngm-on-primary:#fff;--ngm-radius:18px;--ngm-font:Arial,sans-serif;
  max-width:820px;margin:30px auto;font-family:var(--ngm-font);color:var(--ngm-accent);line-height:1.5}
.ngm-srg *,.ngm-srg *::before,.ngm-srg *::after{box-sizing:border-box}
.ngm-card{background:#fff;border:1px solid #e5e7eb;border-radius:var(--ngm-radius);box-shadow:0 12px 35px rgba(15,23,42,.09);overflow:hidden}

/* Header */
.ngm-head{background:var(--ngm-primary);color:var(--ngm-on-primary);padding:28px;display:flex;align-items:center;gap:18px}
.ngm-head h2{margin:0 0 5px;font-size:28px;color:inherit;line-height:1.2}
.ngm-head p{margin:0;opacity:.9}
.ngm-logo{width:64px;height:64px;object-fit:contain;background:#fff;border-radius:10px;padding:5px;flex:none}
.ngm-intro{padding:18px 25px 0;color:#475569}

/* Form */
.ngm-form{display:grid;grid-template-columns:1fr 1fr auto;gap:14px;padding:25px}
.ngm-form.ngm-no-verify{grid-template-columns:1fr auto}
.ngm-form label{font-weight:600;font-size:14px}
.ngm-form input,.ngm-form select{display:block;width:100%;margin-top:7px;padding:12px;border:1px solid #cbd5e1;border-radius:9px;font:inherit;background:#fff;color:inherit}
.ngm-field-wide,.ngm-captcha{grid-column:1/-1}
.ngm-btn,.ngm-form button,.ngm-print{border:0;background:var(--ngm-primary);color:var(--ngm-on-primary);border-radius:9px;padding:12px 18px;font:inherit;font-weight:700;cursor:pointer;align-self:end}
.ngm-captcha + .ngm-btn{grid-column:1/-1;justify-self:start}
.ngm-btn:disabled{opacity:.65;cursor:progress}
.ngm-srg input:focus-visible,.ngm-srg select:focus-visible,.ngm-srg button:focus-visible,.ngm-srg a:focus-visible,.ngm-results:focus-visible{outline:3px solid var(--ngm-primary);outline-offset:2px}
.ngm-results:focus{outline:none}
.ngm-hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}

/* Messages */
.ngm-alert{margin:0 25px 20px;padding:13px;border-radius:9px;background:#fef2f2;color:#991b1b}
.ngm-alert.ngm-static{margin:25px}

/* Result */
.ngm-results{margin:0 25px 25px}
.ngm-result{border-top:3px solid var(--ngm-primary);padding-top:20px;position:relative}
.ngm-result + .ngm-result{margin-top:28px}
.ngm-result h3{text-align:center;margin:0 0 6px;font-size:24px;color:inherit}
.ngm-exam{text-align:center;font-weight:600;margin-bottom:6px}
.ngm-meta{text-align:center;margin-bottom:20px;color:#475569}
.ngm-print-only{display:none}

.ngm-profile{display:flex;gap:18px;align-items:flex-start;margin-bottom:20px}
.ngm-details{flex:1;min-width:0}
.ngm-photo{flex:none;width:110px;height:140px;object-fit:cover;border:1px solid #cbd5e1;border-radius:6px;background:#f8fafc}

.ngm-result table{width:100%;border-collapse:collapse}
.ngm-result th,.ngm-result td{padding:12px 13px;border:1px solid #e2e8f0;text-align:left;vertical-align:top}
.ngm-details th{width:38%;background:#f8fafc}
.ngm-subjects thead th{background:#f8fafc;font-weight:700}
.ngm-subjects tbody th{font-weight:600;background:#fff}
.ngm-num{text-align:right!important;font-variant-numeric:tabular-nums;white-space:nowrap}
.ngm-scroll{overflow-x:auto;margin-bottom:20px}

.ngm-summary{display:flex;flex-wrap:wrap;margin:0 0 20px;border:1px solid #e2e8f0;border-radius:10px;overflow:hidden}
.ngm-summary > div{flex:1 1 120px;padding:12px 16px;border-right:1px solid #e2e8f0}
.ngm-summary > div:last-child{border-right:0}
.ngm-summary dt{font-size:13px;color:#475569;margin:0 0 2px}
.ngm-summary dd{margin:0;font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}

.ngm-tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:14px;font-weight:700;background:#e2e8f0;color:#334155}
.ngm-summary .ngm-tag{font-size:16px;padding:3px 12px}
.ngm-tag.ngm-pass{background:#dcfce7;color:#166534}
.ngm-tag.ngm-fail{background:#fee2e2;color:#991b1b}

.ngm-note{margin:0 0 16px;color:#475569;font-size:14px}
.ngm-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:18px}
.ngm-again{color:var(--ngm-primary);font-weight:600}
.ngm-pdf ~ .ngm-print{background:#fff;color:var(--ngm-primary);box-shadow:inset 0 0 0 2px var(--ngm-primary)}

/* Letterhead, signature, watermark (printed page) */
.ngm-letterhead{text-align:center;margin-bottom:12px}
.ngm-print-logo{display:block;max-height:70px;max-width:180px;margin:0 auto 8px}
.ngm-inst{font-size:22px;font-weight:700}
.ngm-addr{font-size:14px;color:#475569}
.ngm-sign{margin-top:36px;text-align:right}
.ngm-sign img{display:block;max-height:60px;margin:0 0 4px auto}
.ngm-sign span{display:inline-block;border-top:1px solid #64748b;padding-top:4px;min-width:180px;text-align:center}
.ngm-generated{margin-top:14px;font-size:12px;color:#64748b}

/* Small screens */
@media (max-width:650px){
  .ngm-form,.ngm-form.ngm-no-verify{grid-template-columns:1fr;padding:20px}
  .ngm-head{padding:20px}
  .ngm-head h2{font-size:24px}
  .ngm-alert{margin-left:20px;margin-right:20px}
  .ngm-results{margin-left:20px;margin-right:20px}
  .ngm-profile{flex-direction:column-reverse;align-items:stretch}
  .ngm-photo{align-self:flex-start}
  .ngm-details th{width:42%}
  .ngm-summary > div{border-right:0;border-bottom:1px solid #e2e8f0}
  .ngm-summary > div:last-child{border-bottom:0}
}

/* Print: the script marks everything except the result to be hidden (see frontend.js) */
@media print{
  @page{margin:14mm}
  .ngm-hide-print,.ngm-noprint,.ngm-head,.ngm-intro,.ngm-form,.ngm-alert{display:none!important}
  .ngm-print-only{display:block}
  .ngm-srg{max-width:none;margin:0}
  .ngm-card{box-shadow:none;border:0;border-radius:0;overflow:visible}
  .ngm-results{margin:0}
  .ngm-result{break-inside:avoid;page-break-inside:avoid;padding-top:12px}
  .ngm-result + .ngm-result{margin-top:0;break-before:page;page-break-before:always}
  .ngm-srg *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .ngm-scroll{overflow:visible}
  .ngm-result[data-watermark]::before{content:attr(data-watermark);position:fixed;top:38%;left:0;right:0;text-align:center;
    font-size:96px;font-weight:700;color:#000;opacity:.06;transform:rotate(-28deg);pointer-events:none;z-index:0}
}