/* ==========================================================================
   Public payment flow — payment.php, guest_payment.php, guest_success.php
   UI aligned with /member/purchase_limit.php (pl-* style)
   ========================================================================== */

:root {
  --v-blue: #14205A;
  --v-gold: #F7B600;
  --v-green: #10B981;
  --v-accent: #2563EB;
  --payment-pad: 16px;
}

body.payment-flow {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: #F3F4F6;
  color: #111827;
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ----- Public header (no sidebar) ----- */
.payment-header {
  background: #fff;
  padding: 14px 20px;
  border-bottom: 1px solid #E5E7EB;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.payment-header .logo {
  height: 28px;
  display: block;
}
.payment-header .secure-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: #059669;
  font-weight: 600;
  background: #D1FAE5;
  padding: 6px 14px;
  border-radius: 99px;
}

/* ----- Main container (same as pl-page) ----- */
.payment-main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px var(--payment-pad) 40px;
  box-sizing: border-box;
}
@media (max-width: 600px) {
  .payment-main { padding: 16px 12px 32px; }
}

/* ----- Hero (same as purchase_limit) ----- */
.pl-hero { margin-bottom: 24px; }
.pl-hero h1 { margin: 0 0 6px 0; font-size: 1.5rem; font-weight: 700; color: #111; }
.pl-hero p { margin: 0; font-size: 0.9rem; color: #6b7280; line-height: 1.5; }

.pl-section { margin-bottom: 28px; }
.pl-section-title { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: #94a3b8; margin-bottom: 12px; font-weight: 600; }
.pl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .pl-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .pl-grid { grid-template-columns: 1fr; } }

/* ----- Cards (pl-card style) ----- */
.pl-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}
.pl-card:hover { border-color: #c7d2fe; }
.pl-card-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 10px; flex-wrap: wrap; gap: 8px; }
.pl-card-name { font-size: 1.05rem; font-weight: 700; color: #111; }
.pl-card-tag { font-size: 0.7rem; font-weight: 600; color: #475569; background: #f1f5f9; padding: 4px 10px; border-radius: 6px; }
.pl-card-tag.gold { background: linear-gradient(135deg,#fef3c7,#fde68a); color: #92400e; }
.pl-card-price { font-size: 1.5rem; font-weight: 800; color: #0f172a; margin: 6px 0 4px; }
.pl-card-price small { font-size: 0.75rem; font-weight: 600; color: #64748b; }
.pl-card-desc { font-size: 0.85rem; color: #64748b; margin-bottom: 12px; line-height: 1.4; }
.pl-card-features { list-style: none; padding: 0; margin: 0 0 16px; font-size: 0.85rem; color: #475569; }
.pl-card-features li { padding: 5px 0; display: flex; align-items: center; gap: 8px; }
.pl-card-features li::before { content: ""; width: 4px; height: 4px; background: #2563eb; border-radius: 50%; flex-shrink: 0; }
.pl-card-cta { margin-top: auto; }
.pl-card-cta .btn { margin-top: 0; }
.pl-note { margin-top: 20px; padding: 14px 16px; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 10px; font-size: 0.85rem; color: #475569; line-height: 1.5; }
.pl-note b { color: #334155; }
.pl-note a { color: #2563eb; font-weight: 600; text-decoration: none; }
.pl-note a:hover { text-decoration: underline; }

/* ----- Step header (numbered step in card) ----- */
.payment-step-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid #E5E7EB;
}
.payment-step-num {
  width: 28px;
  height: 28px;
  background: var(--v-blue);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.payment-step-title { font-weight: 700; font-size: 1rem; color: var(--v-blue); margin: 0; }

/* ----- Exact amount notice (above timer, inside card) ----- */
.payment-exact-notice {
  margin: 0 0 18px 0;
  padding: 14px 18px;
  background: #EFF6FF;
  border: 1px solid #DBEAFE;
  border-radius: 10px;
  font-size: 0.9rem;
  color: #1E40AF;
  line-height: 1.5;
}
.payment-exact-notice strong { color: #1E3A8A; }

/* ----- Timer ----- */
.payment-timer {
  text-align: center;
  color: #DC2626;
  font-weight: 700;
  font-size: 1.75rem;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.payment-status-badge {
  display: inline-block;
  background: #FEF3C7;
  color: #92400E;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-align: center;
  width: 100%;
  box-sizing: border-box;
}

/* ----- Wallet / Address box ----- */
.payment-wallet-box {
  background: #F9FAFB;
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  padding: 22px;
  text-align: center;
}
.payment-wallet-box .amount-label { font-size: 0.9rem; color: #4B5563; margin: 0 0 8px 0; }
.payment-wallet-box .amount-label strong { color: #111; }
.payment-wallet-address {
  font-family: ui-monospace, monospace;
  font-size: 0.95rem;
  color: var(--v-blue);
  word-break: break-all;
  font-weight: 600;
  margin: 12px 0 16px;
  background: #fff;
  padding: 14px;
  border: 1px solid #E5E7EB;
  border-radius: 10px;
  line-height: 1.4;
}
.payment-copy-btn {
  background: #fff;
  border: 1px solid #E5E7EB;
  color: #374151;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: 0.2s;
}
.payment-copy-btn:hover { border-color: var(--v-blue); color: var(--v-blue); background: #EFF6FF; }
.payment-copy-btn.copied { border-color: var(--v-green); color: var(--v-green); background: #ECFDF5; }

/* ----- Buttons ----- */
.btn { display: inline-block; text-align: center; padding: 12px 20px; border-radius: 8px; font-weight: 600; font-size: 0.9rem; text-decoration: none; transition: 0.2s; cursor: pointer; border: none; font-family: inherit; box-sizing: border-box; }
.btn-primary { background: #1e40af; color: #fff; width: 100%; margin-top: 20px; }
.btn-primary:hover { background: #1d4ed8; }
.btn-primary:disabled { background: #9CA3AF; cursor: not-allowed; }
.btn-ghost { background: #f1f5f9; color: #1e40af; border: 1px solid #e2e8f0; margin-top: 10px; }
.btn-ghost:hover { background: #e2e8f0; }
.btn-success { background: var(--v-green); color: #fff; }
.btn-success:hover { background: #059669; }

/* ----- Support / Troubleshooting box ----- */
.payment-support-box {
  background: #EFF6FF;
  border: 1px solid #DBEAFE;
  padding: 16px 18px;
  border-radius: 12px;
  font-size: 0.9rem;
  color: #1E40AF;
  line-height: 1.5;
}
.payment-support-box strong { display: block; margin-bottom: 6px; color: #1E3A8A; }
.payment-support-box a { color: var(--v-blue); font-weight: 600; text-decoration: none; }
.payment-support-box a:hover { text-decoration: underline; }

/* ----- Summary sidebar card ----- */
.payment-summary-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.payment-summary-card .pkg-name { font-weight: 700; color: var(--v-blue); margin-bottom: 4px; font-size: 0.9rem; }
.payment-summary-card .pkg-price { font-size: 1.75rem; font-weight: 800; color: #0f172a; margin-bottom: 18px; }
.payment-summary-card .feature-list { list-style: none; padding: 0; margin: 0; font-size: 0.85rem; color: #475569; }
.payment-summary-card .feature-list li { margin-bottom: 10px; display: flex; gap: 10px; align-items: flex-start; }
.payment-summary-card .feature-list li svg { flex-shrink: 0; margin-top: 2px; }
.payment-summary-card .footnote { margin-top: 18px; font-size: 0.75rem; color: #9CA3AF; line-height: 1.4; }

/* ----- Payment status / checking card (sidebar) ----- */
.payment-checking-card {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid #E5E7EB;
}
.payment-checking-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #374151;
  margin: 0 0 14px 0;
}
.payment-checking-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  margin-bottom: 8px;
}
.payment-checking-row span { color: #6B7280; }
.payment-checking-row strong { color: #111; }
.payment-received-val { color: var(--v-green); }
.payment-tx-list { margin-top: 14px; margin-bottom: 14px; max-height: 200px; overflow-y: auto; }
.payment-tx-item {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 10px;
  background: #F9FAFB;
  border-radius: 8px;
  margin-bottom: 6px;
  font-size: 0.8rem;
}
.payment-tx-amount { font-weight: 700; color: var(--v-blue); }
.payment-tx-date { color: #6B7280; flex: 1; }
.payment-tx-link { color: var(--v-accent); text-decoration: none; }
.payment-tx-link:hover { text-decoration: underline; }
.payment-tx-empty { margin: 0; font-size: 0.8rem; color: #9CA3AF; }
.payment-refresh-btn {
  width: 100%;
  padding: 8px 12px;
  background: #F3F4F6;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #374151;
  cursor: pointer;
  transition: 0.2s;
}
.payment-refresh-btn:hover { background: #E5E7EB; color: var(--v-blue); }

/* ----- Grid layout (main + sidebar) ----- */
.payment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 860px) {
  .payment-grid { grid-template-columns: 1fr 320px; align-items: start; }
}
.payment-grid .summary-col { position: sticky; top: 24px; }

/* ----- Form (guest_payment submit proof) ----- */
.payment-form .form-group { margin-bottom: 18px; }
.payment-form label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.9rem; color: #374151; }
.payment-form input[type="text"],
.payment-form input[type="file"] { width: 100%; padding: 12px 14px; border: 1px solid #D1D5DB; border-radius: 8px; font-size: 0.95rem; box-sizing: border-box; }
.payment-form .file-upload-wrap { border: 1px dashed #D1D5DB; border-radius: 8px; padding: 16px; background: #F9FAFB; text-align: center; }
.payment-form .file-upload-wrap input[type="file"] { background: #fff; }
.payment-form .file-name { font-size: 0.85rem; color: #6B7280; margin-top: 6px; }
.payment-form .file-name.has-file { color: var(--v-blue); font-weight: 600; }
.payment-form .submit-btn { width: 100%; padding: 14px; margin-top: 8px; }

/* ----- Success page ----- */
.success-card {
  background: #fff;
  max-width: 440px;
  margin: 0 auto;
  padding: 32px 28px;
  border-radius: 16px;
  border: 1px solid #E5E7EB;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  text-align: center;
}
.success-icon {
  width: 64px;
  height: 64px;
  background: #D1FAE5;
  color: var(--v-green);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
}
.success-card h2 { margin: 0 0 8px 0; font-size: 1.35rem; color: var(--v-blue); }
.success-card .success-desc { margin: 0 0 24px 0; font-size: 0.9rem; color: #6B7280; line-height: 1.5; }
.success-cred-box {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  text-align: left;
}
.success-cred-row { margin-bottom: 14px; }
.success-cred-row:last-child { margin-bottom: 0; }
.success-cred-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; color: #64748B; display: block; margin-bottom: 4px; }
.success-cred-val { font-family: ui-monospace, monospace; font-size: 1rem; font-weight: 600; color: var(--v-blue); word-break: break-all; }
.success-alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.85rem;
  margin-bottom: 24px;
  text-align: left;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.success-alert-warning { background: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.success-alert-warning strong { color: #78350F; }
.success-card .btn-primary { margin-top: 0; }

/* ----- QR modal (guest_payment) ----- */
.payment-qr-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}
.payment-qr-modal.show { display: flex; }
.payment-qr-modal .modal-inner { position: relative; background: #fff; border-radius: 16px; padding: 20px; max-width: 100%; }
.payment-qr-modal .modal-close {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #E5E7EB;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: #6B7280;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.payment-qr-modal .modal-close:hover { color: #111; background: #F3F4F6; }
.payment-qr-modal img { display: block; border-radius: 10px; max-width: 280px; height: auto; }

/* ----- Error / expired state ----- */
.payment-expired { color: #DC2626; font-weight: 600; margin-bottom: 12px; }
.payment-expired a { color: var(--v-accent); text-decoration: underline; cursor: pointer; }
.payment-api-error { color: #DC2626; font-size: 0.85rem; margin-top: 12px; }
.payment-fallback-notice {
  font-size: 0.875rem; color: #475569; margin: 0 0 20px 0; padding: 14px 18px;
  background: #f8fafc; border-left: 4px solid #3b82f6; border-radius: 0 8px 8px 0;
  line-height: 1.5; box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}