.container{max-width:1000px}

.checkoutPage{
  padding-top:24px;
  padding-bottom:40px;
}

.checkoutGrid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:18px;
  align-items:start;
}

.sectionHead{
  padding:16px;
  border-bottom:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.sectionTitle{
  font-weight:900;
  font-size:18px;
}

.sectionBody{
  padding:16px;
}

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

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.field.full{
  grid-column:1 / -1;
}

.field label{
  font-size:13px;
  font-weight:700;
  color:var(--muted);
}

.mutedSmall{
  font-size:12px;
  color:var(--muted);
  font-weight:400;
}

input, select, textarea{
  width:100%;
  border:1px solid var(--line);
  background:#fff;
  color:inherit;
  border-radius:12px;
  padding:12px 14px;
  font:inherit;
  outline:none;
}

input:focus, select:focus, textarea:focus{
  border-color:rgba(0,0,0,.2);
  box-shadow:0 0 0 3px rgba(0,0,0,.04);
}

textarea{
  min-height:110px;
  resize:vertical;
}

.notesBox{
  min-height:88px;
}

.payBox{
  margin-top:16px;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  background:#fafafa;
  display:none;
}

.payTitle{
  font-weight:900;
  font-size:15px;
  margin-bottom:6px;
}

.payDesc{
  font-size:14px;
  color:var(--muted);
  line-height:1.6;
  margin-bottom:12px;
}

.infoRow{
  display:flex;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  padding:14px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
}

.infoLabel{
  font-size:12px;
  color:var(--muted);
  font-weight:700;
}

.infoValue{
  font-size:18px;
  font-weight:900;
  margin-top:4px;
}

.copyToast{
  display:none;
  margin-top:8px;
  font-size:13px;
  color:#0f766e;
  font-weight:700;
}

.copyToast.show{
  display:block;
}

.proofPreviewWrap{
  display:none;
  margin-top:12px;
}

.proofPreviewWrap img{
  width:100%;
  max-height:240px;
  object-fit:contain;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
}

.placeBtn{
  width:100%;
  margin-top:18px;
}

#msg{
  margin-top:14px;
  padding:12px 14px;
  border-radius:12px;
  display:none;
  font-size:14px;
  line-height:1.6;
}

#msg.err{
  display:block;
  background:rgba(229,69,69,.10);
  border:1px solid rgba(229,69,69,.25);
  color:#9b1c1c;
}

#msg.ok{
  display:block;
  background:rgba(34,197,94,.10);
  border:1px solid rgba(34,197,94,.25);
  color:#166534;
}

.summaryList{
  display:grid;
  gap:10px;
}

.summaryItem{
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px;
  background:#fff;
}

.summaryTop{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:10px;
}

.summaryName{
  font-weight:900;
  font-size:15px;
}

.summaryQty{
  color:var(--muted);
  font-size:13px;
  margin-top:4px;
}

.summaryPrice{
  font-weight:900;
  font-size:15px;
  white-space:nowrap;
}

.summaryChips{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin-top:10px;
}

.summaryChip{
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 10px;
  font-size:12px;
  color:var(--muted);
  background:#fafafa;
}

.totalRow{
  margin-top:14px;
  padding:14px 0 0;
}

.overlay{
  position:fixed;
  inset:0;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(3px);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:9999;
}

.overlay.show{
  display:flex;
}

.overlayCard{
  width:min(360px, calc(100vw - 32px));
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:0 10px 35px rgba(15,23,42,.10);
  padding:24px;
  text-align:center;
}

.spinner{
  width:36px;
  height:36px;
  border:3px solid rgba(0,0,0,.10);
  border-top-color:#111;
  border-radius:50%;
  margin:0 auto 14px;
  animation:spin .8s linear infinite;
}

.overlayTitle{
  font-size:18px;
  font-weight:900;
  margin-bottom:6px;
}

.overlaySub{
  color:var(--muted);
  font-size:14px;
}

@keyframes spin{
  to{transform:rotate(360deg)}
}

.emptyCart{
  padding:20px;
  text-align:center;
  color:var(--muted);
}

@media (max-width: 840px){
  .checkoutGrid{
    grid-template-columns:1fr;
  }

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