/* ═══════════════════════════════════════════════════════════════
   MDT Checkout — Inline Design System (FASE 4)
   Tokens: red #DC2626 · navy #1A2A52 · aqua #3EC1D3
   Fonts:  Montserrat (headings) · Inter (body)
   ═══════════════════════════════════════════════════════════════ */
:root {
  --mdt-red:   #DC2626;
  --mdt-navy:  #1A2A52;
  --mdt-aqua:  #3EC1D3;
  --gray-50:   #F9FAFB;
  --gray-100:  #F3F4F6;
  --gray-200:  #E5E7EB;
  --gray-300:  #D1D5DB;
  --gray-400:  #9CA3AF;
  --gray-500:  #6B7280;
  --gray-600:  #4B5563;
  --gray-700:  #374151;
  --gray-800:  #1F2937;
  --font-head: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(26,42,82,.10);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body.ts-checkout-transfer {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
}

/* Container */
.cot-wrap   { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.cot-body   { padding: 36px 0 100px; }
.cot-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 28px;
  align-items: start;
}
@media (max-width: 920px) {
  .cot-layout { grid-template-columns: 1fr; }
  .cot-summary-col { order: -1; }
}

/* ── Page header (navy bar) ── */
.cot-page-head {
  background: var(--mdt-navy);
  padding: 28px 0 22px;
}
.cot-back {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--font-head); font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.5); text-decoration: none;
  margin-bottom: 14px; transition: color .2s;
}
.cot-back:hover { color: #fff; }
.cot-page-head h1 {
  font-family: var(--font-head); font-size: clamp(22px,3vw,30px);
  font-weight: 800; color: #fff; line-height: 1.2;
}
.cot-page-head h1 em { color: var(--mdt-aqua); font-style: normal; }
.cot-booking-code {
  font-size: 12px; color: rgba(255,255,255,.45); margin-top: 6px;
}
.cot-booking-code strong { color: var(--mdt-aqua); letter-spacing: .03em; }

/* ── Step progress ── */
.cot-steps {
  display: flex; align-items: center; margin-top: 22px; gap: 0;
}
.cot-step {
  display: flex; align-items: center; gap: 7px;
  font-family: var(--font-head); font-size: 12px; font-weight: 700;
  letter-spacing: .02em; color: rgba(255,255,255,.35);
}
.cot-step .sn {
  width: 24px; height: 24px; flex-shrink: 0;
  border: 2px solid rgba(255,255,255,.25); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.cot-step.done { color: rgba(255,255,255,.65); }
.cot-step.done .sn { background: #16a34a; border-color: #16a34a; color: #fff; }
.cot-step.active { color: #fff; }
.cot-step.active .sn { background: var(--mdt-red); border-color: var(--mdt-red); color: #fff; }
.cot-step-sep { flex: 1; max-width: 40px; height: 1px; background: rgba(255,255,255,.18); margin: 0 8px; }

/* ── Card ── */
.cot-card {
  background: #fff; border-radius: var(--r-lg);
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-md);
  padding: 28px; margin-bottom: 20px;
}
.cot-card-title {
  font-family: var(--font-head); font-size: 16px; font-weight: 700;
  color: var(--mdt-navy); display: flex; align-items: center; gap: 8px;
  margin-bottom: 5px;
}
.cot-card-sub {
  font-size: 13px; color: var(--gray-400); line-height: 1.55;
  margin-bottom: 22px;
}
.cot-section-head {
  font-family: var(--font-head); font-size: 16px; font-weight: 700;
  color: var(--mdt-navy); display: flex; align-items: center; gap: 8px;
  margin: 28px 0 16px; padding-top: 28px;
  border-top: 1px solid var(--gray-100);
}

/* ── Form grid ── */
.cot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cot-field { display: flex; flex-direction: column; gap: 5px; }
.cot-field.full { grid-column: 1 / -1; }
.cot-label {
  font-size: 11.5px; font-weight: 600; color: var(--gray-600);
  letter-spacing: .04em; text-transform: uppercase;
}
.req { color: var(--mdt-red); }
.cot-input, .cot-select, .cot-textarea {
  font-family: var(--font-body); font-size: 14px; color: var(--gray-800);
  background: var(--gray-50); border: 1.5px solid var(--gray-200);
  border-radius: var(--r-sm); padding: 10px 12px;
  width: 100%; transition: border-color .18s, box-shadow .18s;
  -webkit-appearance: none; appearance: none;
}
.cot-input:focus, .cot-select:focus, .cot-textarea:focus {
  outline: none; background: #fff;
  border-color: var(--mdt-navy);
  box-shadow: 0 0 0 3px rgba(26,42,82,.09);
}
.cot-textarea  { min-height: 88px; resize: vertical; }
.cot-phone-row { display: flex; gap: 8px; }
.cot-phone-row .cot-select { flex: 0 0 164px; }
.cot-phone-row .cot-input  { flex: 1; min-width:0; }

/* ── Payment methods ── */
.cot-pay-list { display: flex; flex-direction: column; gap: 10px; }
.cot-pay {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px; cursor: pointer;
  border: 1.5px solid var(--gray-200); border-radius: var(--r-md);
  transition: border-color .15s, background .15s; list-style: none;
}
.cot-pay:hover { border-color: var(--mdt-navy); background: var(--gray-50); }
.cot-pay.selected { border-color: var(--mdt-navy); background: rgba(26,42,82,.03); }
.cot-pay-radio {
  width: 18px; height: 18px; flex-shrink: 0;
  border: 2px solid var(--gray-200); border-radius: 50%;
  transition: border-color .15s, box-shadow .15s;
}
.cot-pay.selected .cot-pay-radio {
  border-color: var(--mdt-navy);
  box-shadow: inset 0 0 0 4px var(--mdt-navy);
}
.cot-pay-ic { color: var(--mdt-navy); flex-shrink: 0; display: flex; }
.cot-pay-info { flex: 1; }
.cot-pay-name { font-size: 14px; font-weight: 600; color: var(--gray-800); }
.cot-pay-desc { font-size: 12px; color: var(--gray-400); margin-top: 1px; }
.cot-pay-tag {
  font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 20px; flex-shrink: 0;
  background: var(--mdt-navy); color: #fff;
}
.cot-pay-tag.gray { background: var(--gray-100); color: var(--gray-500); }

/* ── Or-divider ── */
.cot-or {
  display: flex; align-items: center; gap: 12px;
  margin: 6px 0 2px; color: var(--gray-400);
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
}
.cot-or::before, .cot-or::after {
  content: ''; flex: 1; height: 1px; background: var(--gray-200);
}

/* ── Terms & CTA ── */
.cot-terms {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--gray-500); line-height: 1.55;
  margin-top: 20px; cursor: pointer;
}
.cot-terms input[type=checkbox] { margin-top: 2px; flex-shrink: 0; accent-color: var(--mdt-navy); }
.cot-terms a { color: var(--mdt-navy); text-decoration: underline; }
.cot-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; margin-top: 18px;
  background: var(--mdt-red); color: #fff;
  font-family: var(--font-head); font-size: 15px; font-weight: 700;
  letter-spacing: .02em; padding: 15px 24px;
  border: none; border-radius: 9999px; cursor: pointer;
  transition: opacity .2s, transform .15s;
}
.cot-cta:hover:not(:disabled) { opacity: .88; transform: translateY(-1px); }
.cot-cta:disabled { opacity: .42; cursor: not-allowed; transform: none; }
.cot-secure {
  display: flex; align-items: center; justify-content: center; gap: 5px;
  font-size: 11px; color: var(--gray-400); margin-top: 10px; letter-spacing: .03em;
}
@keyframes cot-spin { to { transform: rotate(360deg); } }
.cot-spinner {
  display: inline-block; width: 15px; height: 15px; margin-right: 8px;
  border: 2px solid var(--gray-200); border-top-color: var(--mdt-red);
  border-radius: 50%; animation: cot-spin .8s linear infinite;
}

/* ── Summary card ── */
.cot-summary {
  background: #fff; border-radius: var(--r-lg);
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-md);
  overflow: hidden; position: sticky; top: 80px;
}
.cot-summary-head {
  background: var(--mdt-navy); color: #fff;
  font-family: var(--font-head); font-size: 12px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 14px 20px;
}
.cot-summary-img {
  height: 155px; background-size: cover; background-position: center;
  background-color: var(--gray-100);
}
.cot-summary-body { padding: 16px 20px 0; }
.cot-summary-title {
  font-family: var(--font-head); font-size: 15px; font-weight: 700;
  color: var(--mdt-navy); line-height: 1.3;
}
.cot-summary-loc {
  display: flex; align-items: flex-start; gap: 4px;
  font-size: 12px; color: var(--gray-400); margin-top: 5px; line-height: 1.4;
}
.cot-summary-veh {
  display: flex; align-items: center; gap: 10px;
  margin: 12px 20px 0; padding: 10px 14px;
  background: var(--gray-50); border: 1px solid var(--gray-200);
  border-radius: var(--r-sm);
}
.cot-veh-ic  { font-size: 22px; }
.cot-veh-name { font-size: 13px; font-weight: 600; color: var(--gray-800); }
.cot-veh-pax  { font-size: 11px; color: var(--gray-400); margin-top: 1px; }
.cot-lines    { padding: 14px 20px; border-top: 1px solid var(--gray-100); margin-top: 14px; }
.cot-line {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; padding: 4px 0;
}
.cot-line .lbl { color: var(--gray-500); }
.cot-line .val { font-weight: 600; color: var(--gray-800); }
.cot-line.muted .lbl,
.cot-line.muted .val { color: var(--gray-400); font-weight: 400; font-size: 12px; }
.cot-line.grand {
  border-top: 1.5px solid var(--gray-200); margin-top: 8px; padding-top: 12px;
}
.cot-line.grand .lbl { font-weight: 700; color: var(--gray-800); font-size: 14px; }
.cot-line.grand .val { font-weight: 800; font-size: 19px; color: var(--mdt-navy); }
.cot-currency { font-size: 11px; color: var(--gray-400); font-weight: 500; margin-left: 3px; }
.cot-promo { padding: 14px 20px; border-top: 1px solid var(--gray-100); }
.cot-promo-lbl { font-size: 12px; color: var(--gray-500); font-weight: 500; margin-bottom: 8px; }
.cot-promo-row { display: flex; gap: 8px; }
.cot-promo-row input {
  flex: 1; min-width: 0; font-family: var(--font-body); font-size: 13px;
  border: 1.5px solid var(--gray-200); border-radius: var(--r-sm);
  padding: 8px 12px; background: var(--gray-50);
}
.cot-promo-row input:focus { outline: none; border-color: var(--mdt-navy); }
.cot-promo-row button {
  font-family: var(--font-head); font-size: 12px; font-weight: 700;
  padding: 8px 14px; border-radius: 9999px;
  background: var(--mdt-navy); color: #fff; border: none; cursor: pointer;
  transition: opacity .2s;
}
.cot-promo-row button:hover { opacity: .85; }

/* ── Trust badges ── */
.cot-trust {
  background: #fff; border-radius: var(--r-lg); margin-top: 14px;
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.cot-trust-list { display: flex; flex-direction: column; }
.cot-trust-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 13px 18px; border-bottom: 1px solid var(--gray-100);
  font-size: 12px; color: var(--gray-500); line-height: 1.4;
}
.cot-trust-item:last-child { border-bottom: none; }
.cot-trust-item svg { color: var(--mdt-aqua); flex-shrink: 0; margin-top: 1px; }
.cot-trust-item strong { display: block; font-weight: 600; color: var(--gray-700); margin-bottom: 1px; }

/* ── Mobile bottom bar ── */
.cot-mobile-bar {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  background: #fff; border-top: 1px solid var(--gray-200);
  padding: 12px 18px; padding-bottom: calc(12px + env(safe-area-inset-bottom)); gap: 10px; z-index: 100;
  box-shadow: 0 -4px 16px rgba(0,0,0,.10);
}
@media (max-width: 768px) {
  .cot-mobile-bar { display: flex; }
  .cot-body { padding-bottom: calc(120px + env(safe-area-inset-bottom)); }
}
.cot-mobile-wa {
  width: 46px; height: 46px; flex-shrink: 0; border-radius: 50%;
  background: #16a34a; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center; color: #fff;
  text-decoration: none;
}
.cot-mobile-cta {
  flex: 1; background: var(--mdt-red); color: #fff; border: none;
  font-family: var(--font-head); font-size: 14px; font-weight: 700;
  border-radius: 9999px; cursor: pointer; padding: 0 18px;
}

/* ── No-payment WA block ── */
.cot-no-pay {
  padding: 18px 20px; background: #f0fdf4;
  border: 1.5px solid #bbf7d0; border-radius: var(--r-md);
  color: #166534; font-size: 14px; line-height: 1.6;
}
.cot-no-pay a {
  color: #16a34a; font-weight: 700; text-decoration: none;
  display: inline-flex; align-items: center; gap: 5px; margin-top: 6px;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .cot-grid { grid-template-columns: 1fr; }
  .cot-field.full { grid-column: auto; }
  .cot-card { padding: 20px 16px; }
  .cot-phone-row { flex-direction: column; }
  .cot-phone-row .cot-select { flex: unset; }
}