body.payment-page {
  overflow-x: hidden;
}

body.demo-thank-you-page {
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.thank-you-confetti {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.confetti-piece {
  position: absolute;
  top: -12vh;
  left: var(--left, 50%);
  width: var(--size, 12px);
  height: calc(var(--size, 12px) * 1.4);
  border-radius: var(--radius-shape, 4px);
  background: var(--color, var(--primary));
  opacity: 0;
  transform: translate3d(0, -8vh, 0) rotate(0deg);
  filter: drop-shadow(0 10px 14px rgba(16, 34, 24, 0.08));
  animation: confetti-fall var(--duration, 4.2s) cubic-bezier(0.18, 0.72, 0.32, 1) var(--delay, 0s) forwards;
}

.confetti-piece::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0));
}

@keyframes confetti-fall {
  0% {
    opacity: 0;
    transform: translate3d(0, -8vh, 0) rotate(0deg);
  }
  12% {
    opacity: var(--opacity, 0.9);
  }
  100% {
    opacity: 0;
    transform:
      translate3d(var(--drift, 0px), 112vh, 0)
      rotate(var(--rotation, 220deg));
  }
}

@media (prefers-reduced-motion: reduce) {
  .thank-you-confetti {
    display: none;
  }
}

.payment-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 28px;
  max-width: 1380px;
  margin: 0 auto;
  padding: 32px;
}

.payment-hero {
  display: grid;
  gap: 24px;
  align-content: start;
}

.payment-heading {
  padding: 34px;
}

.payment-title {
  margin-top: 12px;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  max-width: 11ch;
}

.payment-copy {
  margin-top: 16px;
  max-width: 54ch;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.info-card {
  padding: 24px;
  display: grid;
  gap: 14px;
}

.info-card.full {
  grid-column: 1 / -1;
}

.site-name {
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.instruction-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-muted);
  display: grid;
  gap: 10px;
  line-height: 1.6;
}

.support-stack {
  display: grid;
  gap: 8px;
}

.support-link {
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

.payment-panel {
  display: flex;
}

.payment-panel-card {
  width: 100%;
  padding: 28px;
  align-self: stretch;
  display: grid;
  gap: 22px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.panel-header h2 {
  margin-top: 8px;
  font-size: 1.9rem;
  letter-spacing: -0.04em;
}

.promo-badge {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(200, 110, 32, 0.16);
  background: linear-gradient(135deg, var(--promo) 0%, #e39a49 100%);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 14px 24px rgba(200, 110, 32, 0.2);
}

.selection-card {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(248, 252, 249, 0.96), rgba(228, 241, 232, 0.92));
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.selection-copy {
  display: grid;
  gap: 6px;
}

.selection-copy strong {
  font-size: 1.06rem;
}

.selection-copy span:last-child {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.label {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.amount-card {
  padding: 24px;
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(205, 234, 215, 0.92), rgba(239, 248, 242, 0.98));
  border: 1px solid var(--border);
  display: grid;
  gap: 18px;
}

.amount-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.amount-button {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(239, 247, 242, 0.96);
  color: var(--text);
  font-size: 1.9rem;
  cursor: pointer;
}

.amount-button:disabled {
  opacity: 0.45;
  cursor: default;
}

.amount-display {
  text-align: center;
  flex: 1;
}

.amount-number {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.amount-subtitle {
  margin-top: 10px;
  font-size: 0.96rem;
  color: var(--text-muted);
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  gap: 10px;
}

.preset-button,
.promo-button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  min-height: 112px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px 12px;
  background: rgba(241, 248, 243, 0.92);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.preset-button:hover,
.promo-button:hover {
  transform: translateY(-1px);
}

.preset-button.active {
  border-color: rgba(18, 133, 88, 0.32);
  background: var(--primary-soft);
  box-shadow: 0 12px 24px rgba(18, 133, 88, 0.08);
}

.promo-button {
  border-color: rgba(200, 110, 32, 0.18);
  background: linear-gradient(180deg, rgba(255, 246, 236, 0.98), rgba(247, 237, 226, 0.96));
  box-shadow: 0 10px 22px rgba(200, 110, 32, 0.06);
}

.promo-button:hover {
  box-shadow: 0 16px 28px rgba(200, 110, 32, 0.12);
}

.promo-button.active {
  border-color: rgba(200, 110, 32, 0.34);
  background: linear-gradient(180deg, var(--promo-soft) 0%, var(--promo-soft-alt) 100%);
  box-shadow: 0 16px 28px rgba(200, 110, 32, 0.16);
}

.preset-amount {
  font-family: "Sora", sans-serif;
  font-size: 1.02rem;
}

.promo-button .preset-amount {
  color: var(--promo-strong);
}

.preset-label,
.promo-label {
  display: block;
  margin-top: 6px;
  font-size: 0.76rem;
  line-height: 1.18;
  min-height: 2.4em;
  overflow-wrap: anywhere;
  color: var(--text-muted);
}

.promo-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 244, 233, 0.98), rgba(245, 239, 228, 0.95));
  border: 1px solid rgba(200, 110, 32, 0.18);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.48);
}

.promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
}

.promo-card .eyebrow {
  color: var(--promo);
}

.promo-card .muted {
  color: rgba(112, 80, 49, 0.88);
}

.promo-label {
  color: var(--promo-strong);
  font-weight: 600;
}

.session-summary {
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: rgba(235, 246, 238, 0.92);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-muted);
}

.summary-row strong {
  color: var(--text);
}

.payments-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.payment-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(237, 246, 240, 0.94);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.84rem;
}

.payment-footer {
  display: grid;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.success-screen {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.success-card {
  padding: 34px;
  display: grid;
  gap: 22px;
  text-align: left;
}

.success-badge {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(18, 133, 88, 0.18), rgba(18, 133, 88, 0.04));
  border: 1px solid rgba(18, 133, 88, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-strong);
  font-size: 2.2rem;
}

.success-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.detail-card {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(236, 246, 239, 0.94);
  display: grid;
  gap: 6px;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(16, 34, 24, 0.4);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 5;
  backdrop-filter: blur(12px);
}

.modal.open {
  display: flex;
}

.modal-card {
  width: min(760px, 100%);
  padding: 24px;
  border-radius: 28px;
  background: rgba(239, 248, 242, 0.98);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
}

.charger-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.charger-card {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(231, 244, 236, 0.94);
  cursor: pointer;
  text-align: left;
}

.charger-card.active {
  border-color: rgba(18, 133, 88, 0.32);
  background: var(--primary-soft);
}

.charger-card strong {
  display: block;
  margin-top: 4px;
  font-size: 1rem;
}

.charger-card span {
  display: block;
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.modal-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

@media (max-width: 1080px) {
  .payment-shell {
    grid-template-columns: 1fr;
  }

  .payment-panel {
    order: -1;
  }
}

@media (max-width: 820px) {
  .payment-shell {
    padding: 18px;
    gap: 20px;
  }

  .payment-heading,
  .payment-panel-card,
  .success-card {
    padding: 22px;
  }

  .hero-grid,
  .success-detail-grid {
    grid-template-columns: 1fr;
  }

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

  .charger-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .payment-title {
    font-size: 2.4rem;
  }

  .selection-card,
  .amount-controls,
  .summary-row,
  .modal-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .amount-button {
    width: 100%;
    height: 52px;
  }

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