/* ── Body flex column (checkout page only) ── */
body {
  display: flex;
  flex-direction: column;
}

/* ── Main layout ── */
.checkout-main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  padding: 3rem 2rem 3rem;
}
.checkout-grid {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 1024px) {
  .checkout-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

/* ── Left column: form ── */
.form-section-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--brand-darkText);
  margin-bottom: 2rem;
  border-bottom-width: 1px;
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-row--stack {
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .form-row--stack { grid-template-columns: 1fr 1fr; }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.form-label {
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.075em;
  color: var(--brand-grayText);
}
.form-input {
  width: 100%;
  padding: 0.625rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--gray-200);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--brand-darkText);
  background: var(--white);
  outline: none;
  transition: border-color 150ms, box-shadow 150ms;
}
.form-input:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 4px rgba(25, 97, 186, 0.05);
}
.form-input:disabled {
  background: var(--gray-50);
  color: var(--gray-400);
  cursor: not-allowed;
}

/* Discount field wrapper */
.discount-wrapper {
  position: relative;
}
.discount-badge {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--green-50);
  color: var(--green-600);
  border: 1px solid var(--green-100);
  border-radius: 0.25rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.discount-badge i { font-size: 0.75rem; }

/* ── Payment section ── */
.payment-section {
  margin-top: 1rem;
  background: var(--white);
  border-radius: 0.75rem;
  border: 1px solid var(--gray-200);
  padding: 1.5rem;
}
.payment-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.payment-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
}
.payment-label i { font-size: 1rem; color: var(--brand-blue); }
.card-icons {
  display: flex;
  gap: 0.25rem;
}
.card-icon {
  width: 2rem;
  height: 1.25rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.card-icon img { width: 1.25rem; height: auto; }

/* Stripe Payment Element container */
#payment-element {
  min-height: 2.5rem;
}

/* Security note */
.security-note {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.875rem;
  font-size: 0.6875rem;
  color: var(--gray-400);
}
.security-note i { font-size: 0.75rem; }

/* ── Right column: order summary ── */
.order-summary {
  background: var(--white);
  border-radius: 1.25rem;
  border: 1px solid var(--gray-100);
  box-shadow: 0 8px 30px rgb(0 0 0 / 0.04);
  overflow: hidden;
}
.order-summary-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--gray-50);
}
.order-product {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.order-product-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  background: rgba(238, 221, 209, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.order-product-icon i {
  font-size: 1.375rem;
  color: var(--brand-brown);
}
.order-product-info { flex: 1; }
.order-product-name-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}
.order-product-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
}
.order-product-desc {
  font-size: 0.75rem;
  color: var(--gray-500);
  margin-top: 0.125rem;
  line-height: 1.5;
}
.order-product-badge {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-brown);
  margin-top: 0.25rem;
}

/* Order summary body */
.order-summary-body {
  padding: 1.5rem;
  background: rgba(249, 250, 251, 0.5);
}
.order-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  margin-bottom: 0.625rem;
}
.order-line-label { color: var(--gray-500); }
.order-line-value { color: var(--black); font-weight: 500; }

.order-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 1.25rem;
  border-top: 1px solid var(--gray-200);
  margin-top: 1rem;
}
.order-total-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
}
.order-total-right { text-align: right; }
.order-total-amount {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--brand-blue);
}
.order-total-note {
  font-size: 0.625rem;
  color: var(--gray-400);
  font-weight: 500;
  margin-top: 0.125rem;
}

/* CTA button */
.checkout-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin-top: 1.5rem;
  padding: 0.875rem 1.5rem;
  background: var(--brand-blue);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 700;
  border: none;
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px rgba(25, 97, 186, 0.15);
  transition: background-color 150ms, transform 100ms;
}
.checkout-cta:hover { background: var(--brand-blue-hover); }
.checkout-cta:active { transform: scale(0.98); }
.checkout-cta i { font-size: 1rem; }