:root{--accent:#4a6fa1;--muted:#6b7280}

body { font-family:'Roboto',sans-serif; background:#fff; margin:0; padding:18px; color:#333; font-size:12px;}
.page { max-width:1100px; margin:0 auto; display:block; gap:20px; }

.category { margin-bottom:18px; }
.category h3 { text-align:left; margin:0 0 10px; font-size:14px; font-weight:700; color:#2c3e50;}

.prcContainer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap:8px;
  align-items: stretch;
}
.bc {
  background:#f9f9f9;
  border:1px solid #d1d9e6;
  border-radius:8px;
  padding:10px 6px;
  text-align:center;
  font-size:12px;
  font-weight:500;
  color:#333;
  cursor:pointer;
  transition:.12s;
  user-select:none;
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-height:68px;
  box-sizing:border-box;
}
.bc:hover { background:#eef3fa; border-color:var(--accent); transform:translateY(-3px); box-shadow:0 6px 18px rgba(74,111,161,0.06); }
.bc span { display:block; font-weight:normal; font-size:11px; color:#555; margin-top:6px;}

.form-container {
  max-width:420px;
  margin:18px auto 40px;
  background:#fafafa;
  border:1px solid #d1d9e6;
  border-radius:10px;
  padding:16px 18px;
  box-shadow:0 2px 8px rgba(0,0,0,.04);
}
.form-container h2 { text-align:center; margin:0 0 14px; font-size:16px; font-weight:700; color:#2c3e50; }
.form-group { margin-bottom:10px; }
label { font-size:12px; font-weight:500; display:block; margin-bottom:6px; color:#444; }
input, select { width:100%; padding:8px; border:1px solid:#ccc; border-radius:6px; font-size:13px; box-sizing:border-box; }
button { width:100%; padding:10px; background:var(--accent); border:none; border-radius:6px; color:white; font-size:13px; font-weight:600; cursor:pointer; transition:.15s; }
button:hover { background:#3a5f8a; }
button:disabled { opacity:.6; cursor:not-allowed; }
.hidden { display:none; }
.notes { font-size:11px; color:#666; margin-top:4px; }

/* Payment Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.modal {
  width: 340px;
  max-width: calc(100% - 32px);
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.25);
  text-align: center;
}
.modal h3 { margin: 0 0 8px; font-size: 15px; color: #23314a; }
.modal .qr { width: 180px; height: 180px; object-fit: cover; margin: 8px auto; border-radius: 8px; border: 1px solid #e6e6e6; }
.modal .amount { font-size: 18px; font-weight: 700; margin-top: 8px; color: #1b3b6f; }
.modal .pay-note { font-size: 12px; color: #555; margin-top: 8px; }
.modal .actions { display: flex; gap: 8px; margin-top: 12px; }
.modal .actions button { flex: 1; padding: 8px; font-size: 13px; }
.modal .small-note { font-size: 11px; color: #888; margin-top: 10px; }

.copy-success { font-size: 12px; color: green; margin-top: 6px; display:none; }

.method-switch {
  margin-top: 8px;
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}
.method-btn {
  flex: 1;
  padding: 4px 6px;
  font-size: 11px;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: #ffffff;
  cursor: pointer;
  color: var(--accent);
}
.method-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.wallet-section { margin-top: 8px; font-size: 11px; text-align: left; }
.wallet-label { font-weight: 600; margin-bottom: 4px; color: #23314a; }
.wallet-number-title { font-size: 10px; color: #555; }
.wallet-number { font-family: monospace; font-size: 11px; color: #333; margin-top: 2px; word-break: break-word; }
.copy-mini-btn {
  margin-top: 6px;
  padding: 4px 6px;
  font-size: 10px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: #ffffff;
  cursor: pointer;
  color: var(--accent);
  width: 100%;
}
.copy-mini-btn:hover { background: #e6ebf5; }
.wallet-note { font-size: 10px; color: #777; margin-top: 6px; }

/* iOS-like Notification Popup */
.validation-center{
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  z-index: 11000;

  width: 320px;
  max-width: 92%;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  border: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 18px 60px rgba(0,0,0,0.18);
  border-radius: 22px;
  overflow: hidden;

  animation: popInIOS .16s ease;
}

.validation-center .hdr{
  text-align:center;
  font-weight: 700;
  font-size: 15px;
  color: #111827;
  padding: 14px 14px 10px;
}

.validation-center .divider{
  height: 1px;
  background: rgba(0,0,0,0.12);
}

.validation-center .txt{
  text-align:center;
  padding: 18px 18px 8px;
  font-size: 18px;
  font-weight: 800;
  color: #111827;
  line-height: 1.2;
}

.validation-center .subtxt{
  text-align:center;
  padding: 0 18px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  line-height: 1.35;
}

.validation-center .btnRow{
  border-top: 1px solid rgba(0,0,0,0.12);
}

.validation-center .okbtn{
  width: 100%;
  border: none;
  background: transparent;
  padding: 12px 14px;
  font-size: 16px;
  font-weight: 800;
  color: #2563eb;
  cursor: pointer;
}

.validation-center .okbtn:active{
  background: rgba(0,0,0,0.04);
}

@keyframes popInIOS{
  from { transform: translate(-50%,-52%) scale(.985); opacity:0 }
  to   { transform: translate(-50%,-50%) scale(1); opacity:1 }
}

/* Admin panel */
.admin-panel{
  position: fixed;
  right: 14px;
  bottom: 14px;
  width: 260px;
  background: #ffffff;
  border: 1px solid #e6e6e6;
  box-shadow: 0 12px 40px rgba(0,0,0,.12);
  border-radius: 14px;
  padding: 12px;
  z-index: 12000;
}
.admin-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-weight:800;
  color:#23314a;
  margin-bottom:8px;
}
.admin-badge{
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid #e6e6e6;
}
.admin-auth{ margin-bottom:10px; }
.admin-login, .admin-logout{
  width:100%;
  padding: 8px 10px;
  border-radius: 10px;
}
.admin-email{
  margin-top: 6px;
  font-size: 11px;
  color: #6b7280;
  word-break: break-word;
}
.admin-actions{ display:flex; gap:8px; margin-top:10px; }
.admin-actions button{
  flex:1;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 12px;
}
.admin-open{ background:#16a34a; }
.admin-open:hover{ background:#15803d; }
.admin-close{ background:#dc2626; }
.admin-close:hover{ background:#b91c1c; }

.admin-mini{
  margin-top:10px;
  font-size:10px;
  color:#6b7280;
  line-height:1.35;
}

@media (max-width:420px){
  .bc { padding:8px 4px; font-size:11px; min-height:62px; }
  .bc span { font-size:10px; margin-top:4px; }
  body { padding:12px; font-size:11px; }
  .admin-panel{ right:10px; bottom:10px; width: 240px; }
  }