/* ============================================================
   Cổng Thanh Toán SMS – Payment UI v3
   Modern, clean, professional
   ============================================================ */

:root {
  --pay-blue: #2563eb;
  --pay-navy: #0f172a;
  --pay-text: #0f172a;
  --pay-muted: #64748b;
  --pay-border: #e2e8f0;
  --pay-bg: #f8fafc;
  --pay-green: #059669;
  --pay-red: #dc2626;
  --pay-amber: #d97706;
  --pay-r: 16px;
}

.cttsms-wrap {
  margin: 24px auto;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  max-width: 780px;
  -webkit-font-smoothing: antialiased;
}

/* ── Success state ──────────────────────────────── */
.cttsms-success {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid #d1fae5;
  border-radius: var(--pay-r);
  background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  max-width: 440px;
  margin: 0 auto;
}
.cttsms-success__icon { width: 80px; display: block; margin: 0 auto 16px; }
.cttsms-success__title { font-size: 17px; font-weight: 800; color: #065f46; margin: 0 0 6px; letter-spacing: .02em; }
.cttsms-success__sub { color: #64748b; font-size: 14px; margin: 0; }

/* ── Header ─────────────────────────────────────── */
.cttsms-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--pay-navy);
  color: #fff;
  padding: 14px 22px;
  border-radius: var(--pay-r) var(--pay-r) 0 0;
  font-size: 14px;
  font-weight: 500;
  gap: 10px;
}
.cttsms-header__left {
  display: flex; align-items: center; gap: 10px;
}
.cttsms-header__left strong { font-weight: 700; }
.cttsms-ssl-badge {
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 20px;
  padding: 4px 13px;
  font-size: 11.5px; font-weight: 600;
  white-space: nowrap; color: rgba(255,255,255,.8);
}

/* ── Main card ──────────────────────────────────── */
.cttsms-card {
  border: 1px solid var(--pay-border);
  border-top: none;
  background: #fff;
  display: grid;
  grid-template-columns: 280px 1fr;
  border-radius: 0 0 var(--pay-r) var(--pay-r);
  overflow: hidden;
}

/* ── QR column ──────────────────────────────────── */
.cttsms-qr {
  padding: 28px 24px;
  background: var(--pay-bg);
  border-right: 1px solid #f1f5f9;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

/* Steps */
.cttsms-step {
  display: flex; align-items: center; gap: 10px;
  width: 100%; font-size: 13px; color: #334155;
  text-align: left;
}
.cttsms-step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 8px;
  background: var(--pay-blue); color: #fff;
  font-size: 12px; font-weight: 700; flex-shrink: 0;
}

/* QR image */
.cttsms-qr__img {
  width: 200px; height: 200px;
  border-radius: 12px;
  border: 3px solid #fff;
  box-shadow: 0 4px 20px rgba(0,0,0,.1);
  display: block;
}

/* Napas pill */
.cttsms-napas-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid #e2e8f0;
  border-radius: 30px; padding: 6px 16px;
}
.cttsms-napas-pill__name { font-weight: 700; color: var(--pay-blue); font-size: 12px; line-height: 1.2; }
.cttsms-napas-pill__sub { color: #94a3b8; font-size: 10.5px; line-height: 1.2; }

/* ── Details column ─────────────────────────────── */
.cttsms-details {
  padding: 24px;
  display: flex; flex-direction: column; gap: 16px;
}
.cttsms-details__header {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--pay-muted); flex-wrap: wrap;
}
.cttsms-details__accent { color: var(--pay-navy); font-size: 13px; font-weight: 700; }
.cttsms-details__subtitle {
  font-size: 12px; color: #94a3b8; margin: 0; line-height: 1.55;
}

/* Account holder card */
.cttsms-account-card {
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, #f0f9ff, #eff6ff);
  border: 1px solid #dbeafe;
  border-radius: 12px; padding: 12px 16px;
}
.cttsms-avatar {
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--pay-blue), #0ea5e9);
  color: #fff; font-size: 15px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; letter-spacing: .5px;
}
.cttsms-account-name { font-size: 15px; font-weight: 700; color: var(--pay-text); line-height: 1.3; }

/* ── Info table ─────────────────────────────────── */
.cttsms-table {
  width: 100%; border-collapse: separate;
  border-spacing: 0; border-radius: 10px;
  overflow: hidden; border: 1px solid var(--pay-border);
}
.cttsms-table tr { border-bottom: 1px solid #f1f5f9; }
.cttsms-table tr:last-child { border-bottom: none; }
.cttsms-table td { padding: 10px 14px; font-size: 13px; vertical-align: middle; }
.cttsms-table__label { color: var(--pay-muted); font-weight: 500; white-space: nowrap; width: 32%; }
.cttsms-table__value { color: var(--pay-text); font-weight: 600; }
.cttsms-table__action { width: 36px; text-align: right; padding-right: 10px !important; }

.cttsms-value { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cttsms-bank-logo { height: 22px; width: auto; vertical-align: middle; }

/* Amount */
.cttsms-amount-val { color: var(--pay-green); font-size: 15px; }
.cttsms-paid-val { color: var(--pay-muted); font-weight: 600; font-size: 13px; }

/* Ref code (nội dung) */
.cttsms-ref {
  color: var(--pay-red); font-weight: 800;
  border: 1.5px solid #fca5a5; background: #fef2f2;
  padding: 3px 12px; border-radius: 6px;
  letter-spacing: .5px; font-size: 14px;
  display: inline-block;
}

/* Copy button */
.cttsms-copy-btn {
  background: #f8fafc; border: 1px solid #e2e8f0;
  border-radius: 7px; padding: 5px 7px;
  cursor: pointer; display: inline-flex;
  align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--pay-muted);
  transition: all .15s;
}
.cttsms-copy-btn:hover {
  background: #eff6ff; border-color: #93c5fd; color: var(--pay-blue);
}

/* Warning note */
.cttsms-note {
  display: flex; align-items: flex-start; gap: 10px;
  background: #fffbeb; border: 1px solid #fde68a;
  border-radius: 10px; padding: 11px 14px;
  font-size: 12.5px; color: #92400e; line-height: 1.55;
}
.cttsms-note strong { color: var(--pay-red); }

/* Done / Confirm button */
.cttsms-done-btn,
.cttsms-confirm-btn {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; width: 100%;
  background: #fff; border: 1.5px solid #d1d5db;
  border-radius: 10px; padding: 12px 18px;
  font-size: 14px; font-weight: 600; color: #374151;
  cursor: pointer; transition: all .15s;
}
.cttsms-done-btn:hover,
.cttsms-confirm-btn:hover { background: #f8fafc; border-color: #94a3b8; }

/* ── Footer ─────────────────────────────────────── */
.cttsms-footer {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; padding: 12px 16px;
  background: var(--pay-bg); border: 1px solid var(--pay-border);
  border-top: none; border-radius: 0 0 var(--pay-r) var(--pay-r);
  font-size: 12px; color: #94a3b8; flex-wrap: wrap;
}
.cttsms-footer__badge {
  background: #fff; border: 1px solid #e2e8f0;
  border-radius: 20px; padding: 3px 10px;
  font-size: 11px; color: #64748b; font-weight: 600;
}

/* ── Toast ───────────────────────────────────────── */
#cttsms-toast {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--pay-navy); color: #fff;
  padding: 10px 26px; border-radius: 10px;
  font-size: 14px; font-weight: 500;
  opacity: 0; pointer-events: none; z-index: 9999;
  transition: opacity .25s ease, transform .25s ease;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
}
#cttsms-toast.show {
  opacity: 1; transform: translateX(-50%) translateY(0);
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 640px) {
  .cttsms-card { grid-template-columns: 1fr; }
  .cttsms-qr { display: none; }
  .cttsms-details { padding: 18px 16px; }
  .cttsms-header { border-radius: 12px 12px 0 0; font-size: 13px; padding: 12px 16px; }
}