.checkout-page {
  background: #f2f1ed;
}

.checkout-main {
  width: min(1100px, calc(100% - 40px));
  margin: 40px auto 64px;
}

.checkout-intro {
  margin-bottom: 28px;
}

.checkout-intro h1 {
  margin: 8px 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
}

.checkout-intro > p:last-child {
  color: #777771;
  max-width: 42ch;
}

.checkout-layout {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 24px;
  align-items: start;
}

.checkout-form,
.checkout-summary,
.checkout-empty,
.checkout-success {
  background: #fff;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 4px;
  padding: 24px;
}

.checkout-form h2,
.checkout-summary h2 {
  margin: 0 0 16px;
  font-size: 1.1rem;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.checkout-grid label {
  display: grid;
  gap: 6px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #777771;
}

.checkout-grid label.full {
  grid-column: 1 / -1;
}

.checkout-grid input,
.checkout-grid textarea {
  font: inherit;
  text-transform: none;
  letter-spacing: normal;
  color: #111;
  border: 1px solid rgba(17, 17, 17, 0.18);
  border-radius: 2px;
  padding: 12px 14px;
  background: #fafaf8;
}

.pay-note {
  margin: 18px 0;
  padding: 14px;
  background: #f7f6f2;
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.pay-note strong {
  display: block;
  margin-bottom: 4px;
}

.pay-note p {
  margin: 0;
  color: #777771;
  font-size: 0.92rem;
}

.pay-status {
  margin-top: 8px !important;
  color: #1a1a1a !important;
  font-weight: 650;
}

.demo-pay-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(8, 8, 8, 0.72);
  backdrop-filter: blur(6px);
}

.demo-pay-overlay[hidden] {
  display: none !important;
}

.demo-pay-modal {
  width: min(860px, 100%);
  max-height: min(90vh, 640px);
  display: grid;
  grid-template-columns: 260px 1fr;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.demo-pay-side {
  background: linear-gradient(165deg, #1e3a5f 0%, #0f2744 55%, #0a1a2e 100%);
  color: #fff;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.demo-pay-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.demo-pay-brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  background: #fff;
  border-radius: 8px;
  padding: 2px;
}

.demo-pay-amount-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  padding: 14px;
  display: grid;
  gap: 4px;
}

.demo-pay-amount-card span {
  font-size: 0.75rem;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.demo-pay-amount-card strong {
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.demo-pay-amount-card em {
  font-style: normal;
  font-size: 0.85rem;
  opacity: 0.8;
}

.demo-pay-secured {
  margin-top: auto;
  font-size: 0.75rem;
  opacity: 0.7;
}

.demo-pay-main {
  padding: 20px 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: auto;
}

.demo-pay-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.demo-pay-top h2 {
  margin: 0;
  font-size: 1.15rem;
}

.demo-pay-x {
  border: 0;
  background: #f2f1ed;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.4rem;
  line-height: 1;
  color: #333;
  cursor: pointer;
}

.demo-pay-methods {
  display: grid;
  gap: 8px;
}

.demo-method {
  text-align: left;
  border: 1px solid rgba(17, 17, 17, 0.12);
  background: #fafaf8;
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  display: grid;
  gap: 2px;
  transition: 0.15s ease;
}

.demo-method strong {
  font-size: 0.95rem;
  color: #111;
}

.demo-method span {
  font-size: 0.8rem;
  color: #777771;
}

.demo-method.is-active {
  border-color: #1e3a5f;
  background: #eef3f9;
  box-shadow: inset 0 0 0 1px #1e3a5f;
}

.demo-pay-cancel {
  border: 0;
  background: none;
  color: #777771;
  font: inherit;
  cursor: pointer;
  padding: 6px;
}

@media (max-width: 700px) {
  .demo-pay-modal {
    grid-template-columns: 1fr;
    max-height: 92vh;
  }

  .demo-pay-side {
    padding: 16px;
  }
}

.checkout-summary .line {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.checkout-summary .line img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  background: #eee;
}

.checkout-summary .line strong {
  display: block;
  font-size: 0.95rem;
}

.checkout-summary .line span {
  color: #777771;
  font-size: 0.85rem;
}

.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 16px;
  font-size: 1.05rem;
}

.checkout-empty,
.checkout-success {
  text-align: center;
  padding: 48px 24px;
}

.checkout-success span:first-child {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #111;
  color: #fff;
  margin-bottom: 12px;
}

.success-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 18px;
}

.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border: 1px solid rgba(17, 17, 17, 0.2);
  background: transparent;
  color: #111;
  font-weight: 650;
}

@media (max-width: 800px) {
  .checkout-layout,
  .checkout-grid {
    grid-template-columns: 1fr;
  }
}