.certificate-preview-card {
  background-color: #f8fbfa;
  background-image:
    repeating-linear-gradient(45deg, rgb(0 107 98 / 2.5%) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(-45deg, rgb(11 60 93 / 2%) 0 1px, transparent 1px 9px);
  border: 3px double var(--accent);
  box-shadow: 12px 12px 0 #dfe4e1;
  outline: 1px solid rgb(0 107 98 / 55%);
  outline-offset: -9px;
  overflow: hidden;
  padding: 44px 38px 30px;
  position: relative;
  text-align: center;
}

.certificate-preview-card::before {
  border: 1px solid rgb(0 107 98 / 28%);
  content: "";
  inset: 15px;
  pointer-events: none;
  position: absolute;
}

.preview-corner {
  border: 1px solid var(--accent);
  height: 20px;
  position: absolute;
  transform: rotate(45deg);
  width: 20px;
}

.preview-corner-tl { left: 9px; top: 9px; }
.preview-corner-tr { right: 9px; top: 9px; }
.preview-corner-bl { bottom: 9px; left: 9px; }
.preview-corner-br { bottom: 9px; right: 9px; }

.certificate-preview-mark {
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
  color: #fff;
  display: grid;
  font-size: 1rem;
  height: 34px;
  margin: 0 auto 14px;
  outline: 2px solid #fff;
  outline-offset: -3px;
  place-items: center;
  width: 34px;
}

.certificate-preview-card > small,
.certificate-preview-card > span {
  display: block;
  font: 500 0.58rem "IBM Plex Mono";
  letter-spacing: 0.12em;
  position: relative;
}

.certificate-preview-card > span {
  color: var(--accent2);
  font-weight: 600;
  margin-top: 7px;
}

.certificate-preview-card h3 {
  color: var(--accent2);
  font-size: 1.55rem;
  margin: 24px 0 16px;
  position: relative;
}

.certificate-preview-card p {
  font-size: 0.78rem;
  line-height: 1.5;
  position: relative;
}

.certificate-preview-card .preview-presented { margin-bottom: 5px; }

.preview-recipient {
  color: var(--accent);
  display: block;
  font: italic 1.45rem Georgia, "Times New Roman", serif;
  position: relative;
}

.preview-name-rule {
  background: linear-gradient(90deg, transparent, var(--accent) 18%, var(--accent) 82%, transparent);
  height: 1px;
  margin: 5px auto 13px;
  max-width: 340px;
  position: relative;
}

.preview-recognition {
  color: var(--accent2);
  display: block;
  font-size: 0.75rem;
  position: relative;
  text-transform: uppercase;
}

.preview-ceremony {
  align-items: end;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr 72px 1fr;
  margin: 24px auto 0;
  position: relative;
}

.preview-ceremony > span {
  border-bottom: 1px solid var(--accent);
  color: var(--muted);
  font: 500 0.48rem "IBM Plex Mono";
  padding-bottom: 6px;
}

.preview-seal {
  align-items: center;
  background: linear-gradient(145deg, #0a8176, #004d47);
  border: 3px double rgb(255 255 255 / 78%);
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--accent);
  color: #fff;
  display: flex;
  flex-direction: column;
  height: 66px;
  justify-content: center;
  width: 66px;
}

.preview-seal b { font: 500 1rem "IBM Plex Mono"; }

.preview-seal small {
  color: #fff;
  font: 500 0.4rem "IBM Plex Mono";
  letter-spacing: 0.08em;
}

.preview-signature {
  align-items: center;
  display: flex;
  flex-direction: column;
}

.preview-signature b {
  color: var(--accent);
  font: italic 1rem "Brush Script MT", "Segoe Script", cursive;
  transform: rotate(-3deg);
}

.preview-signature > span {
  background: var(--accent);
  height: 1px;
  margin: 3px 0 4px;
  width: 100%;
}

.preview-signature small {
  color: var(--accent2);
  font: 600 0.4rem "IBM Plex Mono";
}

.certificate-preview-card .certificate-line {
  background: rgb(0 107 98 / 26%);
  height: 1px;
  margin: 22px 0 12px;
  position: relative;
}

@media (max-width: 520px) {
  .certificate-preview-card { padding: 38px 18px 26px; }
  .preview-ceremony { gap: 10px; grid-template-columns: 1fr 62px 1fr; }
  .preview-seal { height: 58px; width: 58px; }
  .preview-signature b { font-size: 0.82rem; }
}

.registration-card .field-hint {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 400;
  line-height: 1.45;
}