:root{
  --pri:#4A1162;
  --bg:#f6f7fb;
  --card:#ffffff;
  --muted:#667085;
  --text:#101828;
  --line:#e6e8ef;
  --shadow: 0 14px 40px rgba(16,24,40,.10);
  --radius: 18px;
}

.sp-pay-wrap{ max-width: 1100px; margin: 28px auto; padding: 0 16px; }
.sp-pay-card{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.sp-pay-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 16px;
}

.sp-pay-title{
  margin:0 0 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--pri);
}
.sp-pay-subtitle{
  margin:0 0 10px;
  font-size: 15px;
  font-weight: 800;
  color: var(--pri);
}

.sp-field{ display:flex; flex-direction:column; gap:6px; margin-bottom: 12px; }
.sp-row2{ display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }

#spPayForm label{ font-size: 12px; font-weight: 700; color:#344054; }
#spPayForm input, #spPayForm select{
  width:100%;
  padding: 12px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfcfe;
  outline: none;
  transition: .2s ease;
  font-size: 14px;
}
#spPayForm input:focus, #spPayForm select:focus{
  border-color: rgba(74,17,98,.35);
  box-shadow: 0 0 0 4px rgba(74,17,98,.10);
  background:#fff;
}

.sp-hint{ font-size: 12px; color: var(--muted); line-height:1.35; margin-top: 6px; }

.sp-btn{
  width:100%;
  padding: 12px 14px;
  border-radius: 12px;
  border:1px solid transparent;
  cursor:pointer;
  font-weight: 800;
  letter-spacing:.1px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:.2s ease;
}
.sp-btn-primary{
  background: var(--pri);
  color: #fff;
  box-shadow: 0 12px 22px rgba(74,17,98,.18);
}
.sp-btn-primary:hover{ transform: translateY(-1px); box-shadow: 0 16px 30px rgba(74,17,98,.22); }

.sp-summary{
  border: 1px solid rgba(74,17,98,.14);
  border-radius: 16px;
  padding: 14px;
  background: #fff;
}
.sp-sum-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.sp-pill{
  font-size: 12px;
  font-weight: 800;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(74,17,98,.18);
  color: var(--pri);
  background:#fff;
  white-space: nowrap;
}
.sp-amount{
  font-size: 26px;
  font-weight: 900;
  color: var(--pri);
  line-height: 1.05;
}
.sp-summary small{ display:block; margin-top:6px; color: var(--muted); font-weight:700; }

.sp-sum-list{ display:grid; gap: 10px; margin-top: 10px; }
.sp-sum-item{
  display:flex;
  justify-content:space-between;
  gap: 10px;
  padding: 10px 10px;
  border: 1px solid rgba(16,24,40,.06);
  border-radius: 14px;
  background:#fff;
}
.sp-k{ color: var(--muted); font-size: 12px; font-weight: 700; }
.sp-v{ color: var(--text); font-size: 12px; font-weight: 800; text-align:right; max-width: 60%; overflow:hidden; text-overflow: ellipsis; }

/* ===== Modal ===== */
.sp-synap-modal{ position:fixed; inset:0; display:none; z-index:9999; }
.sp-synap-modal.open{ display:block; }
.sp-synap-backdrop{ position:absolute; inset:0; background: rgba(16,24,40,.55); backdrop-filter: blur(2px); }

.sp-synap-panel{
  position: relative;
  width: min(1120px, 94vw);
  height: min(760px, 90vh);
  margin: 5vh auto;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 30px 90px rgba(0,0,0,.30);
  overflow: hidden;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
}

.sp-synap-left{
  padding: 16px;
  border-right: 1px solid var(--line);
  overflow-y:auto;
  overflow-x:hidden;
}
.sp-synap-right{
  padding: 16px;
  overflow:auto;
  background: #faf9fb;
}

.sp-synap-close{
  position:absolute;
  top: 10px;
  right: 10px;
  width: 40px;
  height: 40px;
  border:0;
  border-radius: 12px;
  cursor:pointer;
  background: rgba(255,255,255,.95);
  box-shadow: 0 10px 25px rgba(16,24,40,.12);
  font-size: 18px;
  z-index: 10;
}

.sp-synap-container{ min-height: 640px; overflow-x:hidden; }
.sp-loading{
  font-weight: 800;
  color: var(--pri);
  padding: 14px;
  border: 1px dashed rgba(74,17,98,.24);
  border-radius: 14px;
  background: #fff;
}

@media (max-width: 980px){
  .sp-pay-grid{ grid-template-columns: 1fr; }
  .sp-synap-panel{ grid-template-columns: 1fr; }
  .sp-synap-left{ border-right:0; border-bottom: 1px solid var(--line); }
}