:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --ink: #111111;
  --muted: #555555;
  --line: #dfe4ea;
  --blue: #0b73e8;
  --blue-soft: #dbeafe;
  --green: #15803d;
  --green-soft: #dcfce7;
  --red: #d91515;
  --summary: #fffaf3;
  --summary-line: #ff9b9b;
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
  padding: env(safe-area-inset-top) 12px env(safe-area-inset-bottom);
}

button {
  font: inherit;
}

.cashier-shell {
  width: min(100%, 750px);
  margin: 0 auto;
  padding: 18px 0 28px;
}

.page-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 10px 0 18px;
}

.page-title h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0;
}

.title-dots {
  display: inline-flex;
  gap: 8px;
}

.title-dots::before,
.title-dots::after {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #80b9ff;
}

.title-dots {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #80b9ff;
}

.card {
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.header-card {
  padding: 18px 16px;
}

.header-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 16px 12px;
}

.header-item {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.header-item .label {
  color: #333;
  font-size: 13px;
}

.header-item strong {
  font-size: 15px;
  font-weight: 700;
  word-break: break-word;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
}

.status-pill.paid {
  background: var(--green-soft);
  color: var(--green);
}

.status-pill.warn {
  background: #fee2e2;
  color: var(--red);
}

.products {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}

.product-card {
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px 16px 10px;
}

.product-title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 800;
}

.product-divider {
  border: 0;
  border-top: 1px dashed #d8dee8;
  margin: 0 0 12px;
}

.variant-row + .variant-row {
  border-top: 1px solid #edf1f5;
  margin-top: 12px;
  padding-top: 12px;
}

.variant-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 10px;
  font-size: 13px;
}

.meta-item {
  display: flex;
  gap: 4px;
  min-width: 0;
}

.meta-item span {
  color: #333;
  flex: 0 0 auto;
}

.meta-item strong {
  min-width: 0;
  word-break: break-word;
}

.meta-item .color {
  color: #e00012;
  font-weight: 800;
}

.meta-item .money {
  color: var(--red);
  font-size: 16px;
  font-weight: 800;
  margin-left: auto;
}

.size-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin: 12px 0 6px;
}

.size-cell {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 4px;
  text-align: center;
}

.size-cell .idx {
  display: block;
  color: #555;
  font-size: 11px;
}

.size-cell .qty {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 800;
}

.summary-card {
  display: flex;
  gap: 14px;
  padding: 18px 16px;
  background: var(--summary);
  border: 1.5px solid var(--summary-line);
}

.summary-icon {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 28px;
  font-weight: 900;
  background: linear-gradient(135deg, #ff805d, #e60012);
  flex: 0 0 auto;
}

.summary-body {
  flex: 1;
  min-width: 0;
  border-left: 1px dashed var(--summary-line);
  padding-left: 14px;
}

.summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 800;
}

.summary-row.amount-row strong {
  color: var(--red);
  font-size: 20px;
}

.summary-chinese {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid #999;
  color: #222;
  font-size: 13px;
  line-height: 1.5;
  word-break: break-word;
}

.pay-panel,
.result-panel {
  padding: 18px 16px 20px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.decor-title {
  margin: 0;
  text-align: center;
  font-size: 22px;
}

.panel-heading p,
.result-panel p,
.link-expire {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 13px;
}

.icon-button {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fafc;
  color: var(--blue);
  font-size: 20px;
}

.qr-box {
  width: min(100%, 280px);
  min-height: 280px;
  margin: 18px auto 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
  display: grid;
  place-items: center;
  padding: 12px;
}

.qr-box img {
  display: block;
  width: 100%;
  height: auto;
}

.qr-placeholder {
  color: var(--muted);
  text-align: center;
  line-height: 1.7;
  font-size: 14px;
}

.countdown {
  min-height: 24px;
  text-align: center;
  color: var(--blue);
  font-weight: 700;
}

.actions {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.primary-button,
.secondary-button {
  min-height: 48px;
  border: 0;
  border-radius: 12px;
  font-weight: 800;
}

.primary-button {
  background: linear-gradient(135deg, #2f8cff, #0b73e8);
  color: #fff;
}

.secondary-button {
  background: #edf2f7;
  color: #1f2937;
}

.primary-button:disabled,
.secondary-button:disabled,
.icon-button:disabled {
  opacity: 0.58;
}

.link-expire {
  text-align: center;
}

.result-panel {
  text-align: center;
}

.result-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 12px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--green);
  font-size: 30px;
  font-weight: 900;
  border-radius: 50%;
}

.result-icon.error {
  background: var(--red);
}

.empty-products {
  padding: 18px;
  text-align: center;
  color: var(--muted);
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.hidden {
  display: none !important;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  width: min(88vw, 360px);
  padding: 12px 14px;
  background: rgba(17, 17, 17, 0.92);
  color: #fff;
  text-align: center;
  font-size: 14px;
  border-radius: 10px;
  z-index: 20;
}

@media (max-width: 420px) {
  .header-grid {
    grid-template-columns: 1fr;
  }

  .variant-meta {
    grid-template-columns: 1fr;
  }

  .size-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-title h1 {
    font-size: 24px;
  }
}