body.checkout-page {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  color: #f0f3f8;
  background-image: url('/img/customization-background.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

main {
  padding: 20px 14px 34px;
  max-width: 920px;
  margin: 0 auto;
}

footer {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 10px;
}

.checkout-shell {
  display: grid;
  gap: 14px;
  padding-bottom: 30px;
}

.plaque {
  background:
    linear-gradient(176deg, rgba(244, 248, 255, 0.12) 0%, rgba(244, 248, 255, 0.04) 14%, rgba(255,255,255,0) 32%),
    linear-gradient(128deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 40%),
    linear-gradient(145deg, #1d222b 0%, #141922 46%, #10151d 100%);
  border: 1px solid rgba(174, 184, 199, 0.5);
  border-radius: 18px;
  box-shadow:
    inset 0 1px 0 rgba(244,248,255,0.34),
    inset 0 -1px 0 rgba(0,0,0,0.82),
    inset 1px 0 0 rgba(255,255,255,0.08),
    inset -1px 0 0 rgba(0,0,0,0.45),
    inset 0 22px 28px rgba(255,255,255,0.02),
    0 14px 30px rgba(2,5,10,0.55);
}

.card {
  padding: 1rem;
}

h1,
h2 {
  margin: 0 0 0.65rem;
  font-family: "Playfair Display", Georgia, serif;
}


.pricing-group + .pricing-group {
  margin-top: 0.9rem;
}

.pricing-group h3 {
  margin: 0.15rem 0 0.4rem;
  font-family: "Playfair Display", Georgia, serif;
  font-size: 1rem;
  color: #f6f8fe;
}

.muted {
  color: #d5dbe6;
  margin: 0.35rem 0;
}

.summary-grid {
  display: grid;
  gap: 10px;
  margin: 0;
}

.summary-grid div {
  border-bottom: 1px dashed rgba(198, 208, 223, 0.3);
  padding-bottom: 8px;
}

.summary-grid dt {
  font-size: 0.82rem;
  text-transform: uppercase;
  color: #aeb8c8;
  letter-spacing: 0.05em;
}

.summary-grid dd {
  margin: 0.35rem 0 0;
  color: #f6f8fe;
  word-break: break-word;
}

.breakdown-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.breakdown-list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px dashed rgba(198, 208, 223, 0.3);
  padding: 0.55rem 0;
}

.breakdown-list li span {
  max-width: 70%;
}

.breakdown-list li.total-line {
  border-bottom: 0;
  color: #fff;
}

.form-grid {
  display: grid;
  gap: 12px;
}

label {
  display: block;
  color: #f2f6ff;
  font-weight: 600;
  font-size: 0.92rem;
}

input {
  width: 100%;
  box-sizing: border-box;
  margin-top: 0.32rem;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid #b7bfcc;
  background: linear-gradient(180deg, #f9fbff 0%, #edf1f8 100%);
  color: #111722;
  font-size: 14px;
}

.payment-options {
  display: grid;
  gap: 10px;
}

.radio-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border: 1px solid rgba(174, 184, 199, 0.45);
  border-radius: 10px;
  font-weight: 500;
}

.radio-row input {
  width: auto;
  margin-top: 0;
}

.placeholder-chip {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: #ced8e8;
  border: 1px solid rgba(174, 184, 199, 0.5);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.action-card {
  display: grid;
  gap: 10px;
}

.confirm-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 500;
}

.confirm-row input {
  width: auto;
  margin-top: 2px;
}

.primary-btn {
  appearance: none;
  width: 100%;
  border: 1px solid rgba(191, 202, 219, 0.75);
  border-radius: 999px;
  background: linear-gradient(180deg, #f8fbff 0%, #dce4f1 100%);
  color: #101726;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.8rem 1rem;
  text-decoration: none;
  text-align: center;
  box-sizing: border-box;
}

.primary-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.form-error {
  min-height: 1.2em;
  color: #ffcdd2;
  margin: 0;
}

.integration-note {
  font-size: 0.82rem;
}

.center-card {
  text-align: center;
}

.missing-actions {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.secondary-btn {
  background: transparent;
  color: #f0f3f8;
}

@media (min-width: 760px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 18px;
  }

  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}