.payment-body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 82% 12%, rgba(22, 200, 199, .14), transparent 30rem),
    linear-gradient(145deg, #f7f9ff 0%, #eef3ff 100%);
}

.payment-header {
  border-bottom: 1px solid rgba(206, 216, 236, .82);
  background: rgba(247, 249, 255, .88);
  backdrop-filter: blur(18px);
}

.payment-header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.payment-back {
  color: var(--muted);
  font-size: .9rem;
  font-weight: 700;
  text-underline-offset: 4px;
}

.payment-main {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 78px);
  padding-block: clamp(3rem, 8vw, 6rem);
}

.payment-card {
  width: min(760px, 100%);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.payment-card-main {
  padding: clamp(2rem, 6vw, 4.5rem);
}

.test-label {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1.4rem;
  padding: .38rem .65rem;
  border-radius: 999px;
  background: #fff0ed;
  color: #a62e1c;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.test-label::before {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--coral);
  content: "";
}

.confirm-label {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1.4rem;
  padding: .38rem .65rem;
  border-radius: 999px;
  background: #e8f2ff;
  color: #114dbb;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.confirm-label::before {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.payment-card h1 {
  max-width: 640px;
  margin-bottom: 1.25rem;
  font-size: clamp(2.8rem, 8vw, 5.25rem);
  line-height: .94;
}

.legal-card .payment-card-main {
  max-width: 820px;
}

.legal-card h2 {
  margin: 2rem 0 .55rem;
  color: var(--ink, #102a5c);
  font-size: 1.2rem;
  line-height: 1.25;
}

.legal-card p {
  line-height: 1.65;
}

.payment-intro {
  max-width: 610px;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: 1.06rem;
}

.payment-summary {
  margin: 0 0 2rem;
  border-block: 1px solid var(--line);
}

.payment-summary div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  padding: .95rem 0;
}

.payment-summary div + div {
  border-top: 1px solid var(--line);
}

.payment-summary dt {
  color: var(--muted);
}

.payment-summary dd {
  margin: 0;
  font-weight: 800;
  text-align: right;
}

.payment-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
}

.approval-note {
  margin: 0 0 2rem;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--cyan);
  background: #f2fbfb;
}

.approval-note strong {
  display: block;
  margin-bottom: .25rem;
  color: var(--blue-ink);
}

.approval-note p {
  margin: 0;
  color: var(--muted);
  font-size: .92rem;
}

.payment-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: .84rem;
}

.test-instructions {
  padding: 1.6rem clamp(2rem, 6vw, 4.5rem);
  background: var(--blue-ink);
  color: var(--white);
}

.test-instructions h2 {
  margin-bottom: .7rem;
  font-family: var(--sans);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.test-instructions p {
  margin: 0;
  color: rgba(255, 255, 255, .76);
  font-size: .92rem;
}

.test-instructions code {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 800;
}

.success-mark {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  margin-bottom: 1.6rem;
  border-radius: 50%;
  background: #d9f8f4;
  color: #08786f;
  font-size: 2rem;
  font-weight: 800;
}

@media (max-width: 620px) {
  .payment-header-inner { min-height: 70px; }
  .payment-main { min-height: calc(100vh - 70px); }
  .payment-card-main { padding: 2rem 1.35rem; }
  .test-instructions { padding: 1.5rem 1.35rem; }
  .payment-summary div { grid-template-columns: 1fr; gap: .15rem; }
  .payment-summary dd { text-align: left; }
  .payment-actions { align-items: stretch; flex-direction: column; }
  .payment-back { font-size: .82rem; }
}