.purchase-trigger {
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.purchase-trigger:hover,
.purchase-trigger:focus-visible {
  color: var(--wine);
}

.button.purchase-trigger {
  width: 100%;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.button.purchase-trigger:hover,
.button.purchase-trigger:focus-visible {
  color: var(--paper);
  background: var(--green);
  border-color: var(--green);
}

.purchase-modal[hidden] {
  display: none;
}

.purchase-modal {
  position: fixed;
  z-index: 120;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.purchase-modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(12, 12, 11, 0.72);
  cursor: pointer;
}

.purchase-modal-panel {
  position: relative;
  width: min(760px, 100%);
  max-height: min(820px, calc(100vh - 48px));
  overflow-y: auto;
  padding: 34px;
  background: var(--paper);
  border: 1px solid rgba(247, 244, 235, 0.28);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
}

.purchase-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.purchase-modal-close:hover,
.purchase-modal-close:focus-visible {
  border-color: var(--ink);
}

.purchase-modal-eyebrow {
  margin: 0 52px 9px 0;
  color: var(--wine);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.purchase-modal h2 {
  margin: 0 52px 10px 0;
  font-family: "Songti SC", "SimSun", serif;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.18;
  letter-spacing: 0;
}

.purchase-modal-intro {
  max-width: 610px;
  margin: 0 0 24px;
  color: var(--sub);
  font-size: 14px;
}

.purchase-qr-grid {
  display: grid;
  grid-template-columns: repeat(var(--purchase-columns, 1), minmax(0, 1fr));
  gap: 14px;
}

.purchase-qr-item {
  min-width: 0;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  text-align: center;
}

.purchase-qr-item img {
  width: min(240px, 100%);
  height: auto;
  aspect-ratio: 1;
  margin: 0 auto 12px;
  object-fit: contain;
  image-rendering: auto;
}

.purchase-qr-item strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}

.purchase-modal-note {
  margin: 18px 0 0;
  color: var(--sub);
  font-size: 12px;
  text-align: center;
}

body.purchase-modal-open {
  overflow: hidden;
}

@media (max-width: 640px) {
  .purchase-modal {
    align-items: end;
    padding: 0;
  }

  .purchase-modal-panel {
    width: 100%;
    max-height: 88vh;
    padding: 26px 18px calc(24px + env(safe-area-inset-bottom));
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
  }

  .purchase-modal-close {
    top: 12px;
    right: 12px;
  }

  .purchase-modal h2 {
    font-size: 28px;
  }

  .purchase-qr-grid {
    grid-template-columns: 1fr;
  }

  .purchase-qr-item {
    display: grid;
    grid-template-columns: minmax(0, 150px) minmax(0, 1fr);
    gap: 16px;
    align-items: center;
    text-align: left;
  }

  .purchase-qr-item img {
    width: 100%;
    margin: 0;
  }
}